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39 Contract API jobs in Norbiton Common + 20 miles
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A top-tier defense organization is looking for an experienced Axway API Developer / Administrator to join their team on a 6-month contract. * Axway's core products: Policy Studio, API Gateway, and API Manager. If you are an experienced professional with a background in API, MFT, or secure file transfers, this could be the perfect opportunity for you.
A top-tier defense organization is looking for an experienced Axway API Developer / Administrator to join their team on a 6-month contract. * Axway's core products: Policy Studio, API Gateway, and API Manager. If you are an experienced professional with a background in API, MFT, or secure file transfers, this could be the perfect opportunity for you.
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C++ Software Engineer MacOS - Cyber Security
C++ Software Engineer MacOS - Cyber Security
Client Server
The City, EC4
£65000 - £80000 per annum + benefits
C++ Software Engineer / Developer (C++ Mac Extensions API) WFH / London to £80k - As a C++ Software Engineer you will focus on enabling the core product, written in C / C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations. Apply now to find out more about this C++ Software Engineer / Developer (C++ Mac Extensions API) opportunity.
C++ Software Engineer / Developer (C++ Mac Extensions API) WFH / London to £80k - As a C++ Software Engineer you will focus on enabling the core product, written in C / C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations. Apply now to find out more about this C++ Software Engineer / Developer (C++ Mac Extensions API) opportunity.
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Staff Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k
Staff Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k
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In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
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API Integration
API Integration
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Strong grasp of databases (SQL/NoSQL) and API integrations
Strong grasp of databases (SQL/NoSQL) and API integrations
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Previous experience delivering secure API integrations for banking and real-time content platforms.
Previous experience delivering secure API integrations for banking and real-time content platforms.
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Architect and design enterprise-level integration solutions, defining API-led connectivity, patterns, and specifications. * Proven expertise in MuleSoft Anypoint Platform (including Anypoint Studio, Flow Design, and API Manager). * Strong knowledge of API-led connectivity and integration patterns (REST, SOAP).
Architect and design enterprise-level integration solutions, defining API-led connectivity, patterns, and specifications. * Proven expertise in MuleSoft Anypoint Platform (including Anypoint Studio, Flow Design, and API Manager). * Strong knowledge of API-led connectivity and integration patterns (REST, SOAP).
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Build, deploy, and monitor cloud solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3). * Design and manage applications using Apigee Edge and X, overseeing the full API lifecycle, driving strategy, and enhancing integrations with analytics. * Enforce security best practices, manage API access (OAuth, API keys, JWT), remediate vulnerabilities, and align with compliance standards in collaboration with security teams. * Strong knowledge of Apigee and API management, including design patterns, performance tuning, and analytics.
Build, deploy, and monitor cloud solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3). * Design and manage applications using Apigee Edge and X, overseeing the full API lifecycle, driving strategy, and enhancing integrations with analytics. * Enforce security best practices, manage API access (OAuth, API keys, JWT), remediate vulnerabilities, and align with compliance standards in collaboration with security teams. * Strong knowledge of Apigee and API management, including design patterns, performance tuning, and analytics.
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.NET Developer
.NET Developer
Halian Technology Limited
W1, Central London
From £70,000 to £80,000 per annum Plus bonus and benefits
Proven hands-on experience withAWS servicessuch as Lambda, ECS/Fargate, API Gateway, DynamoDB, S3, CloudFormation/Terraform.
Proven hands-on experience withAWS servicessuch as Lambda, ECS/Fargate, API Gateway, DynamoDB, S3, CloudFormation/Terraform.
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Strong background in software architecture, microservices, and API design.
Strong background in software architecture, microservices, and API design.
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Build and work with modern API and microservices architectures
Build and work with modern API and microservices architectures
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Location: Esher (two days WFH) Must have Right to Work in the UK (cannot provide sponsorship) This person will contribute directly to the organisations digital transformation roadmap by embedding automation and AI into our operations and business. This will involve building AI-powered conversational agents and automating business processes using Microsoft Power Platform tools like Power Apps, Power Automate, and Power Virtual Agents (part of Microsoft Copilot Studio). * Chatbot Development: Design, build, and implement AI chatbots using Power Virtual Agents/Copilot Studio to streamline interactions and automate tasks. * Process Automation: Create automated workflows and processes using Power Automate to improve efficiency and reduce manual tasks, often incorporating AI capabilities. * Application Development: Develop intelligent business applications with Power Apps,
Location: Esher (two days WFH) Must have Right to Work in the UK (cannot provide sponsorship) This person will contribute directly to the organisations digital transformation roadmap by embedding automation and AI into our operations and business. This will involve building AI-powered conversational agents and automating business processes using Microsoft Power Platform tools like Power Apps, Power Automate, and Power Virtual Agents (part of Microsoft Copilot Studio). * Chatbot Development: Design, build, and implement AI chatbots using Power Virtual Agents/Copilot Studio to streamline interactions and automate tasks. * Process Automation: Create automated workflows and processes using Power Automate to improve efficiency and reduce manual tasks, often incorporating AI capabilities. * Application Development: Develop intelligent business applications with Power Apps,
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We have a current opportunity for a C# Full Stack Developer on a contract basis at a well known Investment Bank in the City of London. For further information about this position please apply. * Full stack development with a focus on .NET * Proficiency in ASP.NET Core MVC, C#, and Entity Framework * Strong front-end skills in HTML5, CSS3, JavaScript, and modern frameworks (React, Angular, or Vue.js) * Hands-on development experience with SQL Server or other relational databases * Knowledge of SQL programming and ability to write and simplify complex queries, improve query performance, etc. * Design and implement RESTful APIs * Understanding of DevOps practices and CI/CD pipelines * Experience with cloud technologies (AWS, Azure, GCP * Professional Experience working in Investment banking is preferred
We have a current opportunity for a C# Full Stack Developer on a contract basis at a well known Investment Bank in the City of London. For further information about this position please apply. * Full stack development with a focus on .NET * Proficiency in ASP.NET Core MVC, C#, and Entity Framework * Strong front-end skills in HTML5, CSS3, JavaScript, and modern frameworks (React, Angular, or Vue.js) * Hands-on development experience with SQL Server or other relational databases * Knowledge of SQL programming and ability to write and simplify complex queries, improve query performance, etc. * Design and implement RESTful APIs * Understanding of DevOps practices and CI/CD pipelines * Experience with cloud technologies (AWS, Azure, GCP * Professional Experience working in Investment banking is preferred
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Senior Backend Engineer TypeScript Node.js
Senior Backend Engineer TypeScript Node.js
Client Server
EC2A, City of London
£65000 - £80000 per annum + benefits
Senior Backend Engineer / Developer (TypeScript Node.js) Remote UK to £80k - Are you a senior, hands-on Backend Engineer looking for an opportunity to take ownership and progress your career at a scaling tech company? You could be joining a growing games company that combines state of the art technology, gaming and luxury fashion. As a Senior Backend Engineer you'll join the team as they scale the product to support millions of users. You'll design and deliver high-quality, maintainable backend code and features using TypeScript and Node.js that is aligned with established codebase architectural standards and covered by tests as well as supporting backend system performance and reliability, helping to maintain 99% uptime SLA. You'll design, implement and extend robust APIs and microservices supporting gameplay, user management, platform and content management systems,
Senior Backend Engineer / Developer (TypeScript Node.js) Remote UK to £80k - Are you a senior, hands-on Backend Engineer looking for an opportunity to take ownership and progress your career at a scaling tech company? You could be joining a growing games company that combines state of the art technology, gaming and luxury fashion. As a Senior Backend Engineer you'll join the team as they scale the product to support millions of users. You'll design and deliver high-quality, maintainable backend code and features using TypeScript and Node.js that is aligned with established codebase architectural standards and covered by tests as well as supporting backend system performance and reliability, helping to maintain 99% uptime SLA. You'll design, implement and extend robust APIs and microservices supporting gameplay, user management, platform and content management systems,
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Senior Data Engineer SQL BigQuery - Media Streaming
Senior Data Engineer SQL BigQuery - Media Streaming
Client Server
EC2A, City of London
£90000 - £110000 per annum + benefits
Senior Data Engineer (SQL BigQuery GCP) London / WFH to £110,000 - Are you a data technologist with Media Streaming experience? You could be progressing your career in a senor, hands-on role at one of Europe's most successful streaming and social media platforms. As a Senior Data Engineer you'll design, build and maintain high-performance services for content modelling, serving and integration, develop data pipelines (both batch and streaming) using cloud native tools and collaborate on rearchitecting the content model to support rich metadata. You'll also build and implement APIs and data services to expose the data to other teams across the business and work with IaC (Terraform) and CI/CD pipelines for deployment and automation. You'll be able to work from home / remotely fulltime, with the caveat that'll join the team in London once a month, there's a lot of flexib
Senior Data Engineer (SQL BigQuery GCP) London / WFH to £110,000 - Are you a data technologist with Media Streaming experience? You could be progressing your career in a senor, hands-on role at one of Europe's most successful streaming and social media platforms. As a Senior Data Engineer you'll design, build and maintain high-performance services for content modelling, serving and integration, develop data pipelines (both batch and streaming) using cloud native tools and collaborate on rearchitecting the content model to support rich metadata. You'll also build and implement APIs and data services to expose the data to other teams across the business and work with IaC (Terraform) and CI/CD pipelines for deployment and automation. You'll be able to work from home / remotely fulltime, with the caveat that'll join the team in London once a month, there's a lot of flexib
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Growth is fuelling Innovation - Be part of the momentum. At Intrum, our rapid growth is creating exciting new opportunities to innovate, expand, and elevate how we serve our clients. As demand for our enterprise solutions accelerates, we're investing in new talent to help us scale smarter and faster. That's why we're hiring a Commercial Product Expert-a pivotal new role designed to strengthen the bridge between our cutting-edge platforms and the commercial teams driving our success. As a Commercial Product Expert, you'll be the vital link between our innovative platforms (Ophelos and Inio amongst other key products) and the commercial teams driving growth. You'll bring deep product knowledge, technical insight, and a consultative mindset to help position our solutions effectively with clients and prospects.
Growth is fuelling Innovation - Be part of the momentum. At Intrum, our rapid growth is creating exciting new opportunities to innovate, expand, and elevate how we serve our clients. As demand for our enterprise solutions accelerates, we're investing in new talent to help us scale smarter and faster. That's why we're hiring a Commercial Product Expert-a pivotal new role designed to strengthen the bridge between our cutting-edge platforms and the commercial teams driving our success. As a Commercial Product Expert, you'll be the vital link between our innovative platforms (Ophelos and Inio amongst other key products) and the commercial teams driving growth. You'll bring deep product knowledge, technical insight, and a consultative mindset to help position our solutions effectively with clients and prospects.
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Google SecOps Engineer (SOAR/UEBA) - Outside IR35
Google SecOps Engineer (SOAR/UEBA) - Outside IR35
SF Recruitment (Tech)
Waterloo, SE1
£500 - 700 per day
I am currently assisting a client who operate in a regulated industry, financial services, who are currently embarking a programme of work focused on maturity/designing and implementing security posture utilising SIEM tools such as Google Chronicle & implementing UEBA/SOAR (Security Orchestration, Automation, and Response / User and Entity Behaviour Analytics) built on GCP/Google Cloud so Google SecOps/Security Operations experience is highly desirable. Key Responsibilities; - Enable and validate UEBA alerting within Chronicle SIEM, based on log sources - Deliver a minimum viable UEBA capability with tested detection logic - Provide engineering support to accelerate onboarding of log sources required for UEBA enrichment and detection fidelity - Conduct current state assessment of detection engineering capabilities and log source coverage
I am currently assisting a client who operate in a regulated industry, financial services, who are currently embarking a programme of work focused on maturity/designing and implementing security posture utilising SIEM tools such as Google Chronicle & implementing UEBA/SOAR (Security Orchestration, Automation, and Response / User and Entity Behaviour Analytics) built on GCP/Google Cloud so Google SecOps/Security Operations experience is highly desirable. Key Responsibilities; - Enable and validate UEBA alerting within Chronicle SIEM, based on log sources - Deliver a minimum viable UEBA capability with tested detection logic - Provide engineering support to accelerate onboarding of log sources required for UEBA enrichment and detection fidelity - Conduct current state assessment of detection engineering capabilities and log source coverage
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£260 Per Day - Fully Remote - 12 Month Contract - We’re looking for a Quality Engineer who’s passionate about building robust, reliable software and embedding quality into every stage of the development lifecycle. You might come from a testing or development background, but you’ll have a solid grasp of modern QA practices, automation, and cloud-native architectures. You’ll be confident in spotting issues early, designing test strategies that scale, and collaborating with engineers to deliver high-quality solutions for our customers. What you’ll do * Shape and execute test strategies with QA and engineering teams * Bring testing earlier into the SDLC to catch issues sooner * Use a mix of manual, exploratory and automated testing where it makes sense * Build and maintain automated tests that run reliably in CI/CD
£260 Per Day - Fully Remote - 12 Month Contract - We’re looking for a Quality Engineer who’s passionate about building robust, reliable software and embedding quality into every stage of the development lifecycle. You might come from a testing or development background, but you’ll have a solid grasp of modern QA practices, automation, and cloud-native architectures. You’ll be confident in spotting issues early, designing test strategies that scale, and collaborating with engineers to deliver high-quality solutions for our customers. What you’ll do * Shape and execute test strategies with QA and engineering teams * Bring testing earlier into the SDLC to catch issues sooner * Use a mix of manual, exploratory and automated testing where it makes sense * Build and maintain automated tests that run reliably in CI/CD
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CRM Configuration Specialist - Remote UK - Curo, Xplan, Intelligent Office
CRM Configuration Specialist - Remote UK - Curo, Xplan, Intelligent Office
Hireful
Euston, NW1
50 - 60K + Bonus + Equity + 25 Days + 5% Pension + Health
Want to become a go-to CRM configuration specialist, while working remotely with equity upside? Great opportunity to join rapidly growing consultancy delivering to the Wealth Management / IFA space. A company that believes in developing its people and focuses on delivery rather than presenteeism. Role CRM Configuration Specialist aka CRM Consultant, CRM Analyst, Implementation Consultant - Location Remote UK, Flex Start / Finish times - Salary 50 - 60K, Bonus, Equity, 5% Pension, 25 Days, Health plan - We’re seeking a Configuration Specialist to configure and optimise platforms such as Curo Xplan, Intelligent Office or Plannr helping financial services firms streamline operations and deliver impact. * Hands-on experience configuring CRM systems - Ideally in Wealth Management * Strong analytical skills to translate business needs into solutions
Want to become a go-to CRM configuration specialist, while working remotely with equity upside? Great opportunity to join rapidly growing consultancy delivering to the Wealth Management / IFA space. A company that believes in developing its people and focuses on delivery rather than presenteeism. Role CRM Configuration Specialist aka CRM Consultant, CRM Analyst, Implementation Consultant - Location Remote UK, Flex Start / Finish times - Salary 50 - 60K, Bonus, Equity, 5% Pension, 25 Days, Health plan - We’re seeking a Configuration Specialist to configure and optimise platforms such as Curo Xplan, Intelligent Office or Plannr helping financial services firms streamline operations and deliver impact. * Hands-on experience configuring CRM systems - Ideally in Wealth Management * Strong analytical skills to translate business needs into solutions
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Python Developer - 9-12 Month Contract (Outside IR35)
Python Developer - 9-12 Month Contract (Outside IR35)
Halian Technology Limited
W2, West London
From £450 to £500 per day
Location: Hybrid (1 day a week in London, UK) * Contract Duration: 9-12 months * Rate: 480per day (Outside IR35) Exciting Projects:Work on innovative digital solutions in a start-up environment. Flexible Working:Enjoy a hybrid role with one day a week in London. Collaborative Culture:Be part of a talented, supportive team that values your input. We are recruiting on behalf of an innovative Design Agencylooking forexperiencedPython Developers. This is an excellent opportunity for experienced developers eager to work on exciting projects in a dynamic and fast-paced environment. Our client is a rapidly expanding start-up specialising in events services and design, applyingthe power of their collective imagination to creative, commercial, and cultural challenges for massive enterprises such as Amazon and Google
Location: Hybrid (1 day a week in London, UK) * Contract Duration: 9-12 months * Rate: 480per day (Outside IR35) Exciting Projects:Work on innovative digital solutions in a start-up environment. Flexible Working:Enjoy a hybrid role with one day a week in London. Collaborative Culture:Be part of a talented, supportive team that values your input. We are recruiting on behalf of an innovative Design Agencylooking forexperiencedPython Developers. This is an excellent opportunity for experienced developers eager to work on exciting projects in a dynamic and fast-paced environment. Our client is a rapidly expanding start-up specialising in events services and design, applyingthe power of their collective imagination to creative, commercial, and cultural challenges for massive enterprises such as Amazon and Google
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Senior Backend Software Engineer (Python)
Senior Backend Software Engineer (Python)
Plexus Resource Solutions Ltd
EC1A, City of London
From £90,000 to £120,000 per annum
Web3 - London, England £90-£120K - Plexus are working with a company that are building the future of gaming by introducing equitable ownership and compensation models powered by blockchain. Through our suite of Web3 games and DAO-driven products, we create opportunities for players worldwide to share in the value they help create. As a Senior Backend Engineer, youll play a key role in shaping the infrastructure behind Web3 products. From crafting Python-based APIs to building seamless blockchain integrations, youll help power a platform that brings decentralized ownership to the next generation of gaming - Responsibilities * Architect and develop backend systems to power Web3 applications * Build and deploy RESTful APIs using Python * Connect backend services with Web3 protocols, blockchains, DAOs, and smart contracts - What we're looking for
Web3 - London, England £90-£120K - Plexus are working with a company that are building the future of gaming by introducing equitable ownership and compensation models powered by blockchain. Through our suite of Web3 games and DAO-driven products, we create opportunities for players worldwide to share in the value they help create. As a Senior Backend Engineer, youll play a key role in shaping the infrastructure behind Web3 products. From crafting Python-based APIs to building seamless blockchain integrations, youll help power a platform that brings decentralized ownership to the next generation of gaming - Responsibilities * Architect and develop backend systems to power Web3 applications * Build and deploy RESTful APIs using Python * Connect backend services with Web3 protocols, blockchains, DAOs, and smart contracts - What we're looking for
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Data Migration Engineer - CRM - Remote - Outside IR35
Data Migration Engineer - CRM - Remote - Outside IR35
The Bridge (IT Recruitment) Limited
The Borough, SE1 0AA
£400 - 500 per day + None
This is a fantastic opportunity to work as a Data Migration Engineer for a publishing company, on a remote contract, initially for 3 months and outside IR35. This Data Migration Engineer will join a team, responsible for the migration 6 CRMs to 1 new CRM and migrating 20 million rows of data. * CRM migration * APIs * Json * XML * Low code * Airtable (desirable) If you do have the relevant skills for this Data Migration Engineer contract, please do apply.
This is a fantastic opportunity to work as a Data Migration Engineer for a publishing company, on a remote contract, initially for 3 months and outside IR35. This Data Migration Engineer will join a team, responsible for the migration 6 CRMs to 1 new CRM and migrating 20 million rows of data. * CRM migration * APIs * Json * XML * Low code * Airtable (desirable) If you do have the relevant skills for this Data Migration Engineer contract, please do apply.
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Privacy Technologist / Tech Lead Consultant, contract, outside IR35, London Hybrid - You'll serve as the bridge between privacy compliance, engineering delivery and architecture governance ensuring privacy principles are implemented effectively throughout the software development lifecycle. This position requires a unique combination of technical depth, regulatory understanding, and agile delivery experience. You'll help turn high-level regulatory and policy requirements into concrete, testable technical stories and controls, directly influencing how privacy-by-design is Embedded in digital products and systems. Responsibilities - Privacy-by-Design in Agile Delivery * Integrate privacy requirements directly into Agile Release Trains (ARTs) and delivery squads, ensuring privacy is an integral part of feature and system design.
Privacy Technologist / Tech Lead Consultant, contract, outside IR35, London Hybrid - You'll serve as the bridge between privacy compliance, engineering delivery and architecture governance ensuring privacy principles are implemented effectively throughout the software development lifecycle. This position requires a unique combination of technical depth, regulatory understanding, and agile delivery experience. You'll help turn high-level regulatory and policy requirements into concrete, testable technical stories and controls, directly influencing how privacy-by-design is Embedded in digital products and systems. Responsibilities - Privacy-by-Design in Agile Delivery * Integrate privacy requirements directly into Agile Release Trains (ARTs) and delivery squads, ensuring privacy is an integral part of feature and system design.
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Airtable Developer - Remote - Outside IR35
Airtable Developer - Remote - Outside IR35
The Bridge (IT Recruitment) Limited
The Borough, SE1 0AA
£450 - 500 per day
This is a fantastic opportunity to work as an Airtime Developer on a long term contract, outside IR35, on a remote basis. This Airtable Developer will be responsible for migrating 20 million rows of data and 6 CRMs into 1 CRM. * Airtable * APIs * AI * Databases If you do have the relevant experience for this Airtable Developer position, please do apply.
This is a fantastic opportunity to work as an Airtime Developer on a long term contract, outside IR35, on a remote basis. This Airtable Developer will be responsible for migrating 20 million rows of data and 6 CRMs into 1 CRM. * Airtable * APIs * AI * Databases If you do have the relevant experience for this Airtable Developer position, please do apply.
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Related Jobs
Locations
- The City, City (EC4)
- The Borough
- Euston
- Frimley
- Holborn
- Ireland
- Shoreditch
- Southwark
- Thames View Industrial Park
- The City, City (EC2)
- City of London
- Reading
- Central London
- South East London
- West End
- Milton Keynes
- Camberley
- Cambridge
- South West London
- Southampton
- London
- Berkshire
- Surrey
- Hampshire
- Buckinghamshire
- Cambridgeshire
- Bedfordshire
- Hertfordshire
- Oxfordshire
- South East
- East Anglia