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3 API jobs in Lincolnshire + 20 miles
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Senior Software Developer API
Senior Software Developer API
Frontier Agriculture Limited
Witham St. Hughs, LN6 9TN
Competitive + Benefits + 33 Days Holiday + Employee Assistance Program
Expert skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, Git, HTML, CSS, SQL
Expert skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, Git, HTML, CSS, SQL
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What's in it for you * A Booker colleague card with 10% off purchases at Booker and double discount events up to three times a year. * After 3 months service, a Tesco colleague discount card with 10% increasing to 15% off most purchases at Tesco for a 4 day period after every four-weekly pay day, ie. thirteen times a year. In addition to 10% off at Tesco Cafe and 20% off all F&F purchases. * 10% off pay monthly & SIM only deals with Tesco Mobile for yourself, along with further great deals through-out the year. * Up to 30% off car, pet and home insurance at Tesco bank. Terms and conditions apply. * Free eye test when you spend £50 or more. You can also save 30% when you spend £50 or more on glasses, prescription sunglasses and contact lenses. * 50% off health checks at Tesco Pharmacy. * Exclusive access to discounted RAC breakdown cover rates
What's in it for you * A Booker colleague card with 10% off purchases at Booker and double discount events up to three times a year. * After 3 months service, a Tesco colleague discount card with 10% increasing to 15% off most purchases at Tesco for a 4 day period after every four-weekly pay day, ie. thirteen times a year. In addition to 10% off at Tesco Cafe and 20% off all F&F purchases. * 10% off pay monthly & SIM only deals with Tesco Mobile for yourself, along with further great deals through-out the year. * Up to 30% off car, pet and home insurance at Tesco bank. Terms and conditions apply. * Free eye test when you spend £50 or more. You can also save 30% when you spend £50 or more on glasses, prescription sunglasses and contact lenses. * 50% off health checks at Tesco Pharmacy. * Exclusive access to discounted RAC breakdown cover rates
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REST API development
REST API development
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12 exact matches jobs are outside your preferred location
Integration Lead- Salesforce Education Cloud-Student Systems Implementation
Integration Lead- Salesforce Education Cloud-Student Systems Implementation
InterQuest Group (UK) Limited
UK
£500 - 550 per day
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
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API Spec (Swagger OpenAPI)
API Spec (Swagger OpenAPI)
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The ideal candidate will have proven experience with Node.js and/or Java (v21+) for backend development, as well as a strong knowledge of microservices architecture and RESTful API design. - Familiarity with API Gateway platforms such as WSO2 or similar.
The ideal candidate will have proven experience with Node.js and/or Java (v21+) for backend development, as well as a strong knowledge of microservices architecture and RESTful API design. - Familiarity with API Gateway platforms such as WSO2 or similar.
Knowledge of API integration for interaction on the React app
Knowledge of API integration for interaction on the React app
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Create and manage REST/SOAP API integrations with third-party systems.
Create and manage REST/SOAP API integrations with third-party systems.
Design and implement integrations using D365 APIs, including Data Management Package REST API and OData. - Proficiency in tools such as Postman, Azure Logic Apps, and scripting languages (e.g., C#, PowerShell) for API orchestration and ETL processes.
Design and implement integrations using D365 APIs, including Data Management Package REST API and OData. - Proficiency in tools such as Postman, Azure Logic Apps, and scripting languages (e.g., C#, PowerShell) for API orchestration and ETL processes.
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A Senior ServiceNow Developer 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 * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
A Senior ServiceNow Developer 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 * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
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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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Role: .NET Developer - IR35 Status: Outside IR35 - Day Rate: £400.00 - Location: Remote - Contract Length: 3 Months Initially (Highly Likely To Extend) Start Date: Immediate - Overview - We are seeking a Developer to join the agile delivery team supporting the development of a major government digital platform. You will be responsible for developing secure, performant, and maintainable features, working across both front-end and back-end elements of the system. This role is suitable for developers with a strong foundation in .NET and cloud-native engineering, and offers scope to grow technical ownership within a supportive, delivery-focused team. You'll be working in an environment that values collaboration, learning, and continuous improvement. Key Responsibilities * Design, build, test, and deploy robust software components using modern development tools and approac
Role: .NET Developer - IR35 Status: Outside IR35 - Day Rate: £400.00 - Location: Remote - Contract Length: 3 Months Initially (Highly Likely To Extend) Start Date: Immediate - Overview - We are seeking a Developer to join the agile delivery team supporting the development of a major government digital platform. You will be responsible for developing secure, performant, and maintainable features, working across both front-end and back-end elements of the system. This role is suitable for developers with a strong foundation in .NET and cloud-native engineering, and offers scope to grow technical ownership within a supportive, delivery-focused team. You'll be working in an environment that values collaboration, learning, and continuous improvement. Key Responsibilities * Design, build, test, and deploy robust software components using modern development tools and approac
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Day Rate: £500 - £700 - Duration: 6 months - IR35: Outside Scope - Overview - Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Engage in diverse and challenging projects, delivering immediate value to clients while enhancing your technical skills. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. * Experience the flexibility of contract work, allowing you to choose projects that align with your expertise and career goals. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. Key Skills
Day Rate: £500 - £700 - Duration: 6 months - IR35: Outside Scope - Overview - Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Engage in diverse and challenging projects, delivering immediate value to clients while enhancing your technical skills. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. * Experience the flexibility of contract work, allowing you to choose projects that align with your expertise and career goals. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. Key Skills
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Configure and support Axway solutions, including API management and B2B gateway. * Working knowledge of Axway technologies, particularly API management and B2B gateway.
Configure and support Axway solutions, including API management and B2B gateway. * Working knowledge of Axway technologies, particularly API management and B2B gateway.
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Familiarity with Jira, Confluence, Agile/Scrum, and REST API testing with Postman.
Familiarity with Jira, Confluence, Agile/Scrum, and REST API testing with Postman.
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Our client an industry leading private sector business located in East Sussex is looking for a full stack .Net developer. * Relevant software development experience, with strong expertise in .NET (C#) And ideally VB.NET - Contract - 6 Months - East Sussex - Hybrid model (3 days p/w on site) £375 - 425 p/d (outside IR35) Key Roles * Participate in migration of legacy systems built in C#, VB.NET, Angular, using SQL Server technologies. * Maintaining applications, ensuring reliability, maintainability, and evolution. * Act as a liaison between the development team and internal business stakeholders. * Implementation of modern architectures: micro services, containerised services, and serverless cloud-native components in AWS. * Diagnose and resolve complex support issues. * Collaborate with Business Anal
Our client an industry leading private sector business located in East Sussex is looking for a full stack .Net developer. * Relevant software development experience, with strong expertise in .NET (C#) And ideally VB.NET - Contract - 6 Months - East Sussex - Hybrid model (3 days p/w on site) £375 - 425 p/d (outside IR35) Key Roles * Participate in migration of legacy systems built in C#, VB.NET, Angular, using SQL Server technologies. * Maintaining applications, ensuring reliability, maintainability, and evolution. * Act as a liaison between the development team and internal business stakeholders. * Implementation of modern architectures: micro services, containerised services, and serverless cloud-native components in AWS. * Diagnose and resolve complex support issues. * Collaborate with Business Anal
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We’re looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality, scalable software solutions. Job title: Senior Software Engineer As a senior member of the team, you’ll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. Software Development * Ensure software quality through unit and integration testing * 5+ years in software engineering roles - Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract / Outside IR35 / 6 months initial duration + possible renewals ---------- About the Role - You’ll work closely with Product Owners, Architects, and
We’re looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality, scalable software solutions. Job title: Senior Software Engineer As a senior member of the team, you’ll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. Software Development * Ensure software quality through unit and integration testing * 5+ years in software engineering roles - Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract / Outside IR35 / 6 months initial duration + possible renewals ---------- About the Role - You’ll work closely with Product Owners, Architects, and
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Full Stack Developer - Active SC, Java, Spingboot, React
Full Stack Developer - Active SC, Java, Spingboot, React
Hays
London
£500.0 - £550.0 per day + Up to £550 per day (Inside IR35)
My client is an instantly recognisable Consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. * Proven experience working as a Full Stack Developer, with Active Security Clearance (SC) * Expertise in a range of technologies, including Java (8, 11, 17+), Spring / Springboot, React / HTML - By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk - Up to £550 per day (Inside IR35) London / Remote - 3 months initially * AWS Cloud Service experience * Working experience with MySQL * Technical hands on experience with Terraform / Kibana / Apache Camel * Linux in a containerised environment * Immediate availability - If inter
My client is an instantly recognisable Consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. * Proven experience working as a Full Stack Developer, with Active Security Clearance (SC) * Expertise in a range of technologies, including Java (8, 11, 17+), Spring / Springboot, React / HTML - By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk - Up to £550 per day (Inside IR35) London / Remote - 3 months initially * AWS Cloud Service experience * Working experience with MySQL * Technical hands on experience with Terraform / Kibana / Apache Camel * Linux in a containerised environment * Immediate availability - If inter
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Software Engineer - Full Stack
Software Engineer - Full Stack
Anson Mccade
South East
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As a Full Stack Software Engineer, you'll work closely with law enforcement customers to design, build, and maintain secure applications and services. * Design, develop, and maintain secure full-stack applications using modern frameworks and cloud-native technologies. They deliver secure, mission-critical software solutions that help protect the UK and its interests. With a strong focus on innovation, collaboration, and agility, they empower engineers to solve complex challenges in high-trust environments. * Collaborate with cross-functional teams and end-users to understand mission needs and translate them into scalable software solutions. This is a unique opportunity to contribute to national security through cutting-edge software engineering. ££700
As a Full Stack Software Engineer, you'll work closely with law enforcement customers to design, build, and maintain secure applications and services. * Design, develop, and maintain secure full-stack applications using modern frameworks and cloud-native technologies. They deliver secure, mission-critical software solutions that help protect the UK and its interests. With a strong focus on innovation, collaboration, and agility, they empower engineers to solve complex challenges in high-trust environments. * Collaborate with cross-functional teams and end-users to understand mission needs and translate them into scalable software solutions. This is a unique opportunity to contribute to national security through cutting-edge software engineering. ££700
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Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. to lead the design and implementation of robust, secure, and scalable integrations for an end client. Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with
Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. to lead the design and implementation of robust, secure, and scalable integrations for an end client. Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with
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AI Fullstack Developer - Python - React - Remote - Outside IR35
AI Fullstack Developer - Python - React - Remote - Outside IR35
The Bridge Ltd
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£500 per day
This is a fantastic opportunity to work a remote Senior Fullstack Developer for a major pharmaceutical company on a long term contract, outside IR35. * Python * React * AI (desirable - If you do have the relevant experience for this remote, outside IR35 Senior Fullstack Developer role, please do send through your CV. * Typescript * AWS * SQL * Kubernetes (desirable)
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Power Platform Developer
Power Platform Developer
MARKS SATTIN (UK) LIMITED
City of London, London
Up to £45000.00 per annum + + Package
Your new organisation is a globally recognised accountancy firm in the centre of London, and they are looking to hire a Power Platform Developer to join their wider Development function as they look to further improve and develop the Microsoft Power Platform. In your role, you will work with various business stakeholders to understand requirements, and then work to transform them into efficient processes within the platform itself. Utilising Power Apps, Automate and Power BI you will design technical solutions and work alongside senior developers to implement them, ensuring the business remains at the forefront of digital transformation. In order to succeed in this role, you must have a minimum of 3 years working hands on, developing Power Platforms. You will be able to demonstrate an
Your new organisation is a globally recognised accountancy firm in the centre of London, and they are looking to hire a Power Platform Developer to join their wider Development function as they look to further improve and develop the Microsoft Power Platform. In your role, you will work with various business stakeholders to understand requirements, and then work to transform them into efficient processes within the platform itself. Utilising Power Apps, Automate and Power BI you will design technical solutions and work alongside senior developers to implement them, ensuring the business remains at the forefront of digital transformation. In order to succeed in this role, you must have a minimum of 3 years working hands on, developing Power Platforms. You will be able to demonstrate an
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KEYWORDS: Contract .NET Developer, Microsoft Stack Engineer, AI/ML Engineer, Azure Developer, Banking Software Engineer, Outside IR35, Remote - New contract opportunity for an experienced .NET Developer to join a high-profile programme in the banking/fintech sector, delivering secure enterprise applications and integrating AI/ML solutions. * Open to UK/EU-Based Candidates Only * Outside IR35 * 9-12 Month Initial Contract | Start ASAP | Likely Extension * Independently manage and deliver technical projects end-to-end - greenfield project experience. * Design, develop, test, and deploy enterprise applications using Microsoft technologies. * Build secure fintech workflows aligned with compliance (GDPR, OAuth, encryption). * Integrate and deploy AI/ML components (NLP and recommendation systems). * Collaborate in an Agile
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Job Title: Software Development Engineer 2 (SDE2) Job Description - We are seeking a talented Software Development Engineer 2 (SDE2) to join our team focusing on a critical aspect of our catalogue systems. You will play a key role in migrating and maintaining our systems, ensuring they meet the demands of increasing traffic. This project involves working on foundational database technologies to redefine data storage and retrieval in large-scale distributed databases. Responsibilities * Debug and migrate legacy PERL code and APIs to a new platform. * Collaborate closely with SDE 3s to deliver on migration projects. * Manage and ensure the quality of code before production release. * Participate in daily standups and workstream meetings to address and remove roadblocks. * Maintain high code standards and ensure compliance with engineering best practices. Essential Skill
Job Title: Software Development Engineer 2 (SDE2) Job Description - We are seeking a talented Software Development Engineer 2 (SDE2) to join our team focusing on a critical aspect of our catalogue systems. You will play a key role in migrating and maintaining our systems, ensuring they meet the demands of increasing traffic. This project involves working on foundational database technologies to redefine data storage and retrieval in large-scale distributed databases. Responsibilities * Debug and migrate legacy PERL code and APIs to a new platform. * Collaborate closely with SDE 3s to deliver on migration projects. * Manage and ensure the quality of code before production release. * Participate in daily standups and workstream meetings to address and remove roadblocks. * Maintain high code standards and ensure compliance with engineering best practices. Essential Skill
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We're looking for an experienced Python Engineer with a strong understanding of AI/ML/ AWS, and commercial expertise in deploying AI systems using state-of-the-art machine learning libraries, cloud infrastructure, and modern Python-based tooling. * Strong Python 3.9+ skills with deep understanding of OOP, async/await, and debugging - 6-month contract (extensions highly likely) £480-£520 per day Outside ir35 - Remote contract * Building production-grade AI systems using LLMs, Object Detection, and OCR * Leveraging frameworks like Hugging Face Transformers, PyTorch, YOLO, OpenCV, and Pillow * Designing and deploying AI services via FastAPI, AWS Lambda, EKS/ECS, and S3 * Creating scalable data pipelines with Pandas, NumPy, SQLAlchemy, and Airflow * Supporting real-time model inference, edge deployments, and API integrati
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