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        184 Contract API jobs in Europe + 20 miles

        Data & Analytics Engineer 12 Month FTC

        Liberty Wines
        South West London, London
        Competitive
        Liberty Wines is modernising its data estate: migrating from on-prem Analysis Services to the cloud, moving our WMS, ERP and bespoke apps to scalable platforms, and expanding AI/ML initiatives. We are evaluating both Fabric and Databricks as a potential strategic fit. As our hands-on Data & Analytics Engineer, youll play a key role in shaping and influencing that decision, helping assess the best platform for our needs based on your experience and contributing to successful delivery on either. You will work end-to-end, from schema design to dashboard storytelling, and be the pivotal data voice in the Technology team. This role offers broad ownership across tooling, standards, engineering and enablement rather than being confined to a narrow BI silo. Key Responsibilities - Data Platform Build-out * Design relational & Lakehouse schemas in Fabric or Databricks
        Liberty Wines is modernising its data estate: migrating from on-prem Analysis Services to the cloud, moving our WMS, ERP and bespoke apps to scalable platforms, and expanding AI/ML initiatives. We are evaluating both Fabric and Databricks as a potential strategic fit. As our hands-on Data & Analytics Engineer, youll play a key role in shaping and influencing that decision, helping assess the best platform for our needs based on your experience and contributing to successful delivery on either. You will work end-to-end, from schema design to dashboard storytelling, and be the pivotal data voice in the Technology team. This role offers broad ownership across tooling, standards, engineering and enablement rather than being confined to a narrow BI silo. Key Responsibilities - Data Platform Build-out * Design relational & Lakehouse schemas in Fabric or Databricks
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        NEW
        We're seeking a hands-on Data & Analytics Engineer with deep technical expertise across modern data platforms and analytics tooling. This role offers broad ownership-from platform architecture to dashboard delivery-and is ideal for someone who thrives in end-to-end data environments. This role does have on-site requirements and will initally be a 6 month contract. Core Responsibilities * Architect relational and Lakehouse schemas using Fabric, Databricks, or equivalent platforms * Rebuild legacy SSAS cubes into scalable Lakehouse models * Design medallion architectures and govern data pipelines * Build and orchestrate ETL/ELT flows across ERP, WMS, ecommerce, IoT, and APIs * Deliver performant, insightful dashboards using Power BI or similar tools * Prepare curated datasets for AI/ML workflows and automation
        We're seeking a hands-on Data & Analytics Engineer with deep technical expertise across modern data platforms and analytics tooling. This role offers broad ownership-from platform architecture to dashboard delivery-and is ideal for someone who thrives in end-to-end data environments. This role does have on-site requirements and will initally be a 6 month contract. Core Responsibilities * Architect relational and Lakehouse schemas using Fabric, Databricks, or equivalent platforms * Rebuild legacy SSAS cubes into scalable Lakehouse models * Design medallion architectures and govern data pipelines * Build and orchestrate ETL/ELT flows across ERP, WMS, ecommerce, IoT, and APIs * Deliver performant, insightful dashboards using Power BI or similar tools * Prepare curated datasets for AI/ML workflows and automation
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        NEWFEATURED

        Primavera Technical Consultant

        Stackstudio Digital Ltd.
        CV1, Coventry
        From £575 to £600 per day
        Job Title: Primavera Technical Consultant * Mode: Hybrid * Onsite Requirement: 3 days per week * Location: Coventry, UK * 3+ implementation project experience * Experience in UK water and energy industries will be an added advantage * Design, develop, and support integrations between Primavera (Unifier, OPC) and enterprise systems (ERP, EDMS, MS Project, P6, etc.) * Develop and maintain REST/SOAP-based APIs, web services, and middleware components for seamless data exchange * Provide regular status reporting to the program manager * Prepare discovery documentation, take notes, process map, and get validation from customer stakeholders * Document Primavera technical requirements, design, and deliverables * 3+ end-to-end implementation project experience in integrated Oracle Unifier and Primavera Cloud
        Job Title: Primavera Technical Consultant * Mode: Hybrid * Onsite Requirement: 3 days per week * Location: Coventry, UK * 3+ implementation project experience * Experience in UK water and energy industries will be an added advantage * Design, develop, and support integrations between Primavera (Unifier, OPC) and enterprise systems (ERP, EDMS, MS Project, P6, etc.) * Develop and maintain REST/SOAP-based APIs, web services, and middleware components for seamless data exchange * Provide regular status reporting to the program manager * Prepare discovery documentation, take notes, process map, and get validation from customer stakeholders * Document Primavera technical requirements, design, and deliverables * 3+ end-to-end implementation project experience in integrated Oracle Unifier and Primavera Cloud
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        NEW

        AI Engineer

        McGregor Boyall Associates Limited
        EH1, Edinburgh
        Negotiable
        6-month contract (extensions highly likely) £480-£520 per day Outside ir35 - Remote contract - We're looking for an experienced AI/ML Engineer to help our Central Government client build high-performance machine learning systems and cutting-edge AI features. You'll work with technologies like LLMs, OCR, object detection, and cloud-native deployments, contributing to scalable, production-ready solutions in a collaborative, agile environment. * Build and deploy ML models using Transformers, PyTorch, YOLO, OpenCV, and more. * Work with LLMs, image analysis, and object detection in real-world applications. * Design and optimize APIs using FastAPI and integrate with external systems. * Deploy scalable AI systems using AWS (Lambda, S3, SQS, EKS/ECS), CDK, and modern DevOps practices. * Collaborate on infrastructure and data pipelines using SQLAlchemy, Boto3, Pandas, and Air
        6-month contract (extensions highly likely) £480-£520 per day Outside ir35 - Remote contract - We're looking for an experienced AI/ML Engineer to help our Central Government client build high-performance machine learning systems and cutting-edge AI features. You'll work with technologies like LLMs, OCR, object detection, and cloud-native deployments, contributing to scalable, production-ready solutions in a collaborative, agile environment. * Build and deploy ML models using Transformers, PyTorch, YOLO, OpenCV, and more. * Work with LLMs, image analysis, and object detection in real-world applications. * Design and optimize APIs using FastAPI and integrate with external systems. * Deploy scalable AI systems using AWS (Lambda, S3, SQS, EKS/ECS), CDK, and modern DevOps practices. * Collaborate on infrastructure and data pipelines using SQLAlchemy, Boto3, Pandas, and Air
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        NEW
        Were looking for a Principal Python Engineer for a leading and scaling Telco business. This is a chance to combine hands-on coding with technical leadership. * Leading the design and development of robust, scalable Python applications * Setting technical direction and best practices for the engineering team * Collaborating with product managers, engineers, and stakeholders to deliver high-quality solutions * Mentoring and supporting engineers, helping raise the overall technical bar * Driving innovation, architecture decisions, and adoption of modern engineering practices * Extensive experience building complex applications in Python * Strong knowledge of modern frameworks (e.g., Django, FastAPI, Flask) * Experience with cloud platforms (AWS, GCP, or Azure) and scalable architectures * Strong understanding of APIs, microservices, and distributed systems
        Were looking for a Principal Python Engineer for a leading and scaling Telco business. This is a chance to combine hands-on coding with technical leadership. * Leading the design and development of robust, scalable Python applications * Setting technical direction and best practices for the engineering team * Collaborating with product managers, engineers, and stakeholders to deliver high-quality solutions * Mentoring and supporting engineers, helping raise the overall technical bar * Driving innovation, architecture decisions, and adoption of modern engineering practices * Extensive experience building complex applications in Python * Strong knowledge of modern frameworks (e.g., Django, FastAPI, Flask) * Experience with cloud platforms (AWS, GCP, or Azure) and scalable architectures * Strong understanding of APIs, microservices, and distributed systems
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        NEW
        Overview - We are seeking an experienced PHP developer to join our development team. The role involves building and maintaining web applications that integrate with our core quote and sales engines. The successful candidate will have strong PHP and MySQL expertise, with the ability to write efficient, well-structured code without over-reliance on heavy frameworks. Key Responsibilities - Develop and maintain PHP applications that integrate with our back-end systems. Design and optimise MySQL databases, including complex queries and schema design for performance and scalability. Implement APIs for third-party website integration. Work across both back-end and front-end as needed (HTML, CSS, JavaScript). Ensure code quality, efficiency, and security best practices. Collaborate with team members to deliver reliable and maintainable solutions. Essential Skills & Experience
        Overview - We are seeking an experienced PHP developer to join our development team. The role involves building and maintaining web applications that integrate with our core quote and sales engines. The successful candidate will have strong PHP and MySQL expertise, with the ability to write efficient, well-structured code without over-reliance on heavy frameworks. Key Responsibilities - Develop and maintain PHP applications that integrate with our back-end systems. Design and optimise MySQL databases, including complex queries and schema design for performance and scalability. Implement APIs for third-party website integration. Work across both back-end and front-end as needed (HTML, CSS, JavaScript). Ensure code quality, efficiency, and security best practices. Collaborate with team members to deliver reliable and maintainable solutions. Essential Skills & Experience
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        NEW
        Reimagine the Role of AI in Human Travel - At Travel Counsellors, were not just adopting AI - were building a future where it enhances every human interaction. With 30+ years of history and 2,200+ independent travel entrepreneurs worldwide, weve always believed in the power of personal service. Now, were using AI to scale care, creativity, and connection like never before. Our next-generation travel platform is being transformed by intelligent features, with TC Co-Pilot at the heart of it. As AI Product Owner, youll lead the charge in embedding smart systems across our business, from hyper-personalised experiences to operational excellence. If youre excited by the idea of combining cutting-edge AI with the depth of human empathy, this is your moment. *Please note - this is a 12-month fixed-term contract - About the Role - Your Mission - Take the reins of AI product in
        Reimagine the Role of AI in Human Travel - At Travel Counsellors, were not just adopting AI - were building a future where it enhances every human interaction. With 30+ years of history and 2,200+ independent travel entrepreneurs worldwide, weve always believed in the power of personal service. Now, were using AI to scale care, creativity, and connection like never before. Our next-generation travel platform is being transformed by intelligent features, with TC Co-Pilot at the heart of it. As AI Product Owner, youll lead the charge in embedding smart systems across our business, from hyper-personalised experiences to operational excellence. If youre excited by the idea of combining cutting-edge AI with the depth of human empathy, this is your moment. *Please note - this is a 12-month fixed-term contract - About the Role - Your Mission - Take the reins of AI product in
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        NEWFEATURED
        New Senior Data Engineer Contract Roles We have multiple new Senior Data Engineer Contract roles for a London based financial services client of ours. This would be working on a greenfield project in a new team building out a digital platform. This is outside IR35, 1-2 days per week onsite in London and initial 6 month contract and an immediate start. The ideal candidate will be a data engineer from a software engineering background with machine learning experience. The rate available for this position is: £550-575pd * ETL / Data Pipelines / Data Integration * Python & Java (for building data pipelines & APIs) * Snowflake * AWS * Machine Learning * React or Angular Please apply directly or email me your CV on
        New Senior Data Engineer Contract Roles We have multiple new Senior Data Engineer Contract roles for a London based financial services client of ours. This would be working on a greenfield project in a new team building out a digital platform. This is outside IR35, 1-2 days per week onsite in London and initial 6 month contract and an immediate start. The ideal candidate will be a data engineer from a software engineering background with machine learning experience. The rate available for this position is: £550-575pd * ETL / Data Pipelines / Data Integration * Python & Java (for building data pipelines & APIs) * Snowflake * AWS * Machine Learning * React or Angular Please apply directly or email me your CV on
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        NEWFEATURED
        As we expand our Data & AI practice, we are seeking a Data / Solution Architect to play a key role in designing and delivering cutting-edge AI proof of concepts, MVPs, and next-generation Digital Assistant platforms for our clients. The Role - This is a hands-on architecture and design role where you will bridge business vision with technical delivery. You will shape solutions from the ground up, from concept and discovery through to scalable MVPs, ensuring that architecture, data, and AI capabilities are robust, secure, and enterprise-ready. You’ll be working closely with client stakeholders, product managers, engineers, and data scientists to deliver AI-powered digital assistants and productivity solutions that drive measurable outcomes. What You’ll Do * Architect solutions for AI-powered proof of concepts and MVPs, with a focus on Digital Assistants and intelligent
        As we expand our Data & AI practice, we are seeking a Data / Solution Architect to play a key role in designing and delivering cutting-edge AI proof of concepts, MVPs, and next-generation Digital Assistant platforms for our clients. The Role - This is a hands-on architecture and design role where you will bridge business vision with technical delivery. You will shape solutions from the ground up, from concept and discovery through to scalable MVPs, ensuring that architecture, data, and AI capabilities are robust, secure, and enterprise-ready. You’ll be working closely with client stakeholders, product managers, engineers, and data scientists to deliver AI-powered digital assistants and productivity solutions that drive measurable outcomes. What You’ll Do * Architect solutions for AI-powered proof of concepts and MVPs, with a focus on Digital Assistants and intelligent
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        NEWFEATURED
        Multiple Product Manager roles focused on leading the definition and development of a Digital Assistant platform powered by AI and LLMs and AI MVPs/PoCs. You’ll work across stakeholders spanning business and technical teams to shape and manage a roadmap that delivers real value, fast. You'll play a key role in bridging the gap between end user needs, enterprise constraints, and cutting edge AI capabilities. Key Responsibilities * Own the product vision and roadmap for the Digital Assistant, aligned to client priorities and user needs * Run discovery sessions with client stakeholders to understand pain points and identify high impact opportunities * Translate business needs into clear product requirements, user stories, and acceptance criteria * Collaborate with engineering, design, and data science teams (internal and client side) to deliver key features
        Multiple Product Manager roles focused on leading the definition and development of a Digital Assistant platform powered by AI and LLMs and AI MVPs/PoCs. You’ll work across stakeholders spanning business and technical teams to shape and manage a roadmap that delivers real value, fast. You'll play a key role in bridging the gap between end user needs, enterprise constraints, and cutting edge AI capabilities. Key Responsibilities * Own the product vision and roadmap for the Digital Assistant, aligned to client priorities and user needs * Run discovery sessions with client stakeholders to understand pain points and identify high impact opportunities * Translate business needs into clear product requirements, user stories, and acceptance criteria * Collaborate with engineering, design, and data science teams (internal and client side) to deliver key features
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        NEWFEATURED

        Salesforce Developer

        Queen Square Recruitment Limited
        SL4, Windsor
        £500 per day
        Job Title: Salesforce Vlocity Developer - Location: Windsor, UK (Hybrid 1 day per week onsite) Contract Duration: 6 Months - Day Rate: £500 Inside IR35 - About the Role - We are looking for an experienced Salesforce Vlocity Developer to join a major business unit on a 6-month contract. This is a hybrid role requiring weekly onsite presence in Windsor, offering an exciting opportunity to work on cutting-edge Salesforce solutions within a collaborative team environment. Key Responsibilities * Design and develop custom Vlocity solutions on the Salesforce platform, including CPQ, CLM, and OmniStudio. * Translate business and product requirements into technical specifications. * Build and maintain Vlocity data models, including objects, fields, and relationships. * Develop custom Apex classes, triggers, and Lightning Web Components.
        Job Title: Salesforce Vlocity Developer - Location: Windsor, UK (Hybrid 1 day per week onsite) Contract Duration: 6 Months - Day Rate: £500 Inside IR35 - About the Role - We are looking for an experienced Salesforce Vlocity Developer to join a major business unit on a 6-month contract. This is a hybrid role requiring weekly onsite presence in Windsor, offering an exciting opportunity to work on cutting-edge Salesforce solutions within a collaborative team environment. Key Responsibilities * Design and develop custom Vlocity solutions on the Salesforce platform, including CPQ, CLM, and OmniStudio. * Translate business and product requirements into technical specifications. * Build and maintain Vlocity data models, including objects, fields, and relationships. * Develop custom Apex classes, triggers, and Lightning Web Components.
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        NEW
        A ServiceNow Architect is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 12 months * Must be UK resident * Must be able to work without sponsorship * Must be a ServiceNow Certified Technical Architect - Essential Criteria * Current ServiceNow Certified Technical Architect * Significant previous experience of working at a Senior ServiceNow level, including Architecture and
        A ServiceNow Architect is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 12 months * Must be UK resident * Must be able to work without sponsorship * Must be a ServiceNow Certified Technical Architect - Essential Criteria * Current ServiceNow Certified Technical Architect * Significant previous experience of working at a Senior ServiceNow level, including Architecture and
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        NEWFEATURED
        Skills * 5+ years of experience in IAM, with at least 3 years as a SailPoint specialist. * Strong hands-on experience with SailPoint IdentityIQ or IdentityNow. * Proficiency in Java, BeanShell, REST APIs and scripting languages (e.g., PowerShell, Python). * Experience integrating SailPoint with systems like Active Directory, Azure AD, Workday, ServiceNow etc. * Solid understanding of RBAC, ABAC, access certifications, provisioning and identity lifecycle management. * Familiarity with identity governance frameworks and compliance requirements. * Excellent communication, documentation and stakeholder engagement skills. Role * Act as the primary subject matter expert for SailPoint IdentityNow or IdentityIQ. * Lead design, implementation and integration of SailPoint solutions into existing identity infrastructure.
        Skills * 5+ years of experience in IAM, with at least 3 years as a SailPoint specialist. * Strong hands-on experience with SailPoint IdentityIQ or IdentityNow. * Proficiency in Java, BeanShell, REST APIs and scripting languages (e.g., PowerShell, Python). * Experience integrating SailPoint with systems like Active Directory, Azure AD, Workday, ServiceNow etc. * Solid understanding of RBAC, ABAC, access certifications, provisioning and identity lifecycle management. * Familiarity with identity governance frameworks and compliance requirements. * Excellent communication, documentation and stakeholder engagement skills. Role * Act as the primary subject matter expert for SailPoint IdentityNow or IdentityIQ. * Lead design, implementation and integration of SailPoint solutions into existing identity infrastructure.
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        NEWPREMIUM

        Marketing Manager Technology

        Staffworx Limited
        Chiswick, W4
        market rates, outside IR35, 1-2 days week on site
        MarTech Marketing Technology Consultant - contract, outside IR35 - NOTE: This is a mid-level consultant role, looking for someone with 4-5 years relevant experience, this is not a head/lead or programme mgt position, hands on MarTech advisory consultant role. Working for upcoming business technology consulting firm with Enterprise client in the Telco and Digital Commerce sectors. You will work with the client to bridge the gap between marketing and technology, supporting the client in assessing, implementing, and optimizing marketing technology solutions to enhance our clients' marketing strategies and operations. This role requires a deep understanding of marketing technology landscapes, strong analytical skills, and the ability to collaborate with cross-functional teams. About the Role - Required skills and experience: 4-5 years in Digital Marketing Technology: as a
        MarTech Marketing Technology Consultant - contract, outside IR35 - NOTE: This is a mid-level consultant role, looking for someone with 4-5 years relevant experience, this is not a head/lead or programme mgt position, hands on MarTech advisory consultant role. Working for upcoming business technology consulting firm with Enterprise client in the Telco and Digital Commerce sectors. You will work with the client to bridge the gap between marketing and technology, supporting the client in assessing, implementing, and optimizing marketing technology solutions to enhance our clients' marketing strategies and operations. This role requires a deep understanding of marketing technology landscapes, strong analytical skills, and the ability to collaborate with cross-functional teams. About the Role - Required skills and experience: 4-5 years in Digital Marketing Technology: as a
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        NEW
        Android Developer - 6 months - London - Remote £600 per day inside IR35 - Umbrella only - Your role - You will be part of the team that will be responsible for developing and maintaining features for the Android variant of the clients App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Responsibilities * Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the clients App's Android application using Kotlin.
        Android Developer - 6 months - London - Remote £600 per day inside IR35 - Umbrella only - Your role - You will be part of the team that will be responsible for developing and maintaining features for the Android variant of the clients App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Responsibilities * Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the clients App's Android application using Kotlin.
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        NEWPREMIUM
        Role: IOS Application Mobile Developer - Location: London / Remote - Duration: 6 Months - Day rate: £605 Umbrella Only - You will be part of the team that will be responsible for developing and maintaining features for the iOS variant of the client App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure, and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. * Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the App's iOS application using Swift and Swift UI.
        Role: IOS Application Mobile Developer - Location: London / Remote - Duration: 6 Months - Day rate: £605 Umbrella Only - You will be part of the team that will be responsible for developing and maintaining features for the iOS variant of the client App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure, and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. * Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the App's iOS application using Swift and Swift UI.
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        NEWPREMIUM
        Were seeking a proactive Python Developer with hands-on experience in Microsoft Azure to design, build, and deploy scalable cloud-native applications. Youll work closely with cross-functional teams to deliver robust, high-performance solutions aligned with strategic goals. Vital Skills * 5+ Years Python development * Hands-on Azure environment experience - Key Responsibilities * Develop and maintain Python applications using frameworks like FastAPI, Flask, or Django * Build Azure-native solutions (Functions, App Services, Storage, DevOps) * Manage CI/CD pipelines and optimize cloud performance * Collaborate with DevOps, data engineers, and architects for seamless integration * Ensure code quality, reliability, and maintainability * Monitor production systems and contribute to continuous improvement - Skills & Experience * Proficient in Python and Azure services
        Were seeking a proactive Python Developer with hands-on experience in Microsoft Azure to design, build, and deploy scalable cloud-native applications. Youll work closely with cross-functional teams to deliver robust, high-performance solutions aligned with strategic goals. Vital Skills * 5+ Years Python development * Hands-on Azure environment experience - Key Responsibilities * Develop and maintain Python applications using frameworks like FastAPI, Flask, or Django * Build Azure-native solutions (Functions, App Services, Storage, DevOps) * Manage CI/CD pipelines and optimize cloud performance * Collaborate with DevOps, data engineers, and architects for seamless integration * Ensure code quality, reliability, and maintainability * Monitor production systems and contribute to continuous improvement - Skills & Experience * Proficient in Python and Azure services
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        NEWPREMIUM
        London - hybrid - 8 Months+ Inside IR35- Umbrella only * Proficient with React Native and Expo open source modules (bare workflow) * Strong React fundamentals: hooks, context, state management * React Navigation, app routing JavaScript & TypeScript * Advanced JavaScript (ES6+) and TypeScript * Type safety and maintainability for large-scale projects * Native Platform Integration Swift (iOS) and Kotlin (Android) for custom native modules * Native module integration in Expo * React Native projects * State Management & Storage Redux for complex state management MMKV for high-performance key-value storage * Architecture & APIs System Design * Deep expertise in complex React Native architectures and patterns * Subject matter expert for technical problem-solving and architectural guidance * Designs solutions for the most challenging technical requirements GraphQL Integratio
        London - hybrid - 8 Months+ Inside IR35- Umbrella only * Proficient with React Native and Expo open source modules (bare workflow) * Strong React fundamentals: hooks, context, state management * React Navigation, app routing JavaScript & TypeScript * Advanced JavaScript (ES6+) and TypeScript * Type safety and maintainability for large-scale projects * Native Platform Integration Swift (iOS) and Kotlin (Android) for custom native modules * Native module integration in Expo * React Native projects * State Management & Storage Redux for complex state management MMKV for high-performance key-value storage * Architecture & APIs System Design * Deep expertise in complex React Native architectures and patterns * Subject matter expert for technical problem-solving and architectural guidance * Designs solutions for the most challenging technical requirements GraphQL Integratio
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        PREMIUM

        Software Engineer

        Oscar Associates (UK) Limited
        BS1, Bristol
        £350 - £450 per day
        We're looking for a versatile Software Engineer to join a leading Bristol-based business, delivering high-quality solutions for clients across finance, e-commerce, and technology. This is a hands-on role where you'll work across the full stack. Back-end services in C#/.NET and Python, and dynamic front-end applications using JavaScript, React, Node.js, and TypeScript. Location: Bristol (On-site) Contract: 6 Months (OIR35) Rate: £350-450 p/day - Start date: ASAP * Build and maintain software using C#/.NET, Python, JavaScript, React, Node.js, and TypeScript * Develop and optimise APIs, services, and integration layers. * Deliver end-to-end features across back-end, front-end, and cloud-hosted environments. * Write clean, efficient, and maintainable code following best practices. * Contribute to code reviews, testing, and Agile ceremonies.
        We're looking for a versatile Software Engineer to join a leading Bristol-based business, delivering high-quality solutions for clients across finance, e-commerce, and technology. This is a hands-on role where you'll work across the full stack. Back-end services in C#/.NET and Python, and dynamic front-end applications using JavaScript, React, Node.js, and TypeScript. Location: Bristol (On-site) Contract: 6 Months (OIR35) Rate: £350-450 p/day - Start date: ASAP * Build and maintain software using C#/.NET, Python, JavaScript, React, Node.js, and TypeScript * Develop and optimise APIs, services, and integration layers. * Deliver end-to-end features across back-end, front-end, and cloud-hosted environments. * Write clean, efficient, and maintainable code following best practices. * Contribute to code reviews, testing, and Agile ceremonies.
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        FEATURED
        SC Cleared Blue Prism Developer - 6 months - circa £500 a day INSIDE IR35 - Remote - We are looking for an SC Cleared BluePrism Developer to work within the Central Government sector - Looking for an experienced Automation developer. 1. Must have SC clearance - 2. Must have BluePrism Development experience - 3. Ideally have experience in PowerAutomate/APIs development - 4. Must be able to delivery independently, reporting to an automation lead but these automations will be theirs to own - Please forward your profile for consideration - Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website. Please note that no terminology in this advert is intended to discriminate on the grounds of a person's
        SC Cleared Blue Prism Developer - 6 months - circa £500 a day INSIDE IR35 - Remote - We are looking for an SC Cleared BluePrism Developer to work within the Central Government sector - Looking for an experienced Automation developer. 1. Must have SC clearance - 2. Must have BluePrism Development experience - 3. Ideally have experience in PowerAutomate/APIs development - 4. Must be able to delivery independently, reporting to an automation lead but these automations will be theirs to own - Please forward your profile for consideration - Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website. Please note that no terminology in this advert is intended to discriminate on the grounds of a person's
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        AI/ LLM - Python React Engineer - Contract Opportunity - London Hybrid based - 70% Python - 30% React - Job Description - We are seeking a highly skilled Python Fullstack Engineer with extensive experience in both front-end and back-end development. This role is very interesting as you will also be working with LLM's and AI/ML. * Knowledge of LangChain or Haystack or Llamalndex - Essential Skills * 10+ years of experience in designing and developing operational support systems and automation solutions using Python. * Front-end development skills, including designing and implementing user interfaces using JavaScript and frameworks such as React. * Back-end development skills, including maintaining server-side logic using Python, managing APIs, and integrating third-party services. * Experience with database management using Postgres to ensure application data integrity
        AI/ LLM - Python React Engineer - Contract Opportunity - London Hybrid based - 70% Python - 30% React - Job Description - We are seeking a highly skilled Python Fullstack Engineer with extensive experience in both front-end and back-end development. This role is very interesting as you will also be working with LLM's and AI/ML. * Knowledge of LangChain or Haystack or Llamalndex - Essential Skills * 10+ years of experience in designing and developing operational support systems and automation solutions using Python. * Front-end development skills, including designing and implementing user interfaces using JavaScript and frameworks such as React. * Back-end development skills, including maintaining server-side logic using Python, managing APIs, and integrating third-party services. * Experience with database management using Postgres to ensure application data integrity
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        PREMIUM
        Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
        Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
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        Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
        Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
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        Senior PHP Developer - UK Remote

        Global Technology Solutions Ltd
        UK
        £350- £370 per day - Inside IR35
        Senior PHP Developer - Location: Home-based - Remote - UK Based applicants only - Duration: Contract until 31 st December 2025 Expected extension - Rate: £350 - £370 Inside IR35 - Are you an experienced Senior PHP Developer with a passion for building secure, scalable, and business-critical applications? Were looking for a Senior PHP Developer to join our transformation team someone who can drive technical excellence, mentor others, and deliver innovative solutions. What Youll Do * Develop and maintain business systems, applications, and integrations. * Write secure, scalable, and maintainable code following best practices (MVC standards). * Design and build intuitive user interfaces using HTML, CSS, JavaScript (Vue.js or similar). * Review code and ensure high-quality, defect-free releases. * Document system architecture, design iterations, and processes.
        Senior PHP Developer - Location: Home-based - Remote - UK Based applicants only - Duration: Contract until 31 st December 2025 Expected extension - Rate: £350 - £370 Inside IR35 - Are you an experienced Senior PHP Developer with a passion for building secure, scalable, and business-critical applications? Were looking for a Senior PHP Developer to join our transformation team someone who can drive technical excellence, mentor others, and deliver innovative solutions. What Youll Do * Develop and maintain business systems, applications, and integrations. * Write secure, scalable, and maintainable code following best practices (MVC standards). * Design and build intuitive user interfaces using HTML, CSS, JavaScript (Vue.js or similar). * Review code and ensure high-quality, defect-free releases. * Document system architecture, design iterations, and processes.
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        Job Title: Observability & Telemetry Engineer- Knutsford- 6 Months- £350 Per Day- Inside IR35 We're looking for a skilled Observability and Telemetry Engineer to support EaaS evolution efforts. You'll be instrumental in enhancing system monitoring and performance analysis. * Proficiency in PHP or Python * Solid understanding of Oracle and relational databases * Comfortable with both Linux and Windows environments * Hands-on experience with monitoring tools (e.g., AppDynamics, ITRS, Elastic APM, Grafana) * Experience with Angular, NodeJS * Knowledge of APIs, ETL processes, and scripting * Familiarity with Openshift, Docker, Kubernetes, and cloud technologies (IaaS, PaaS, SaaS) Start Date: ASAP Please apply promptly if you are interested as interviews will be commencing soon.
        Job Title: Observability & Telemetry Engineer- Knutsford- 6 Months- £350 Per Day- Inside IR35 We're looking for a skilled Observability and Telemetry Engineer to support EaaS evolution efforts. You'll be instrumental in enhancing system monitoring and performance analysis. * Proficiency in PHP or Python * Solid understanding of Oracle and relational databases * Comfortable with both Linux and Windows environments * Hands-on experience with monitoring tools (e.g., AppDynamics, ITRS, Elastic APM, Grafana) * Experience with Angular, NodeJS * Knowledge of APIs, ETL processes, and scripting * Familiarity with Openshift, Docker, Kubernetes, and cloud technologies (IaaS, PaaS, SaaS) Start Date: ASAP Please apply promptly if you are interested as interviews will be commencing soon.
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        What is the average salary for API in Europe?

        Average salary per year
        £57,499

        The average salary for a API in Europe is £57,499. API in Europe salaries range from £47,499 to £77,499.

        Frequently Asked Questions

        How many contract API jobs are there in Europe?
        There are 184 contract API jobs within 20 miles of Europe available on CWJobs right now.

        What other similar jobs are there to contract API jobs in Europe?
        As well as contract API jobs in Europe, you can find contract IT, Software Development, Infrastructure, amongst many others.