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46 Contract API jobs in Gilwell Park + 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.
NEWFEATURED
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Work with cloud platforms (AWS, GCP, O365), API integration, containerisation, and microservices
Work with cloud platforms (AWS, GCP, O365), API integration, containerisation, and microservices
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Strong experience with API and event-driven architectures.
Strong experience with API and event-driven architectures.
NEWFEATURED
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Lead Java SDET
Lead Java SDET
Deerfoot Recruitment Solutions
The City, EC4N 6JD
£90000 - £120000 per annum + Benefits + Bonus + Hybrid Working
Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
FEATURED
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Oversee system enhancements and API integrations
Oversee system enhancements and API integrations
FEATURED
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API & database experience
API & database experience
Collaborate with Data Analysts, Architects, and system owners to improve data quality and support API/Middleware-based data management. * Full lifecycle development experience on the Mulesoft Anypoint Platform (Design Centre, Exchange, Studio, API Manager, Runtime Manager). * Proficiency in RESTful API development and working with XML, XSLT, and XSD.
Collaborate with Data Analysts, Architects, and system owners to improve data quality and support API/Middleware-based data management. * Full lifecycle development experience on the Mulesoft Anypoint Platform (Design Centre, Exchange, Studio, API Manager, Runtime Manager). * Proficiency in RESTful API development and working with XML, XSLT, and XSD.
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C#, ASP.NET MVC, Web Services/ASP.NET Web API , REST API Asp.Net Core MS SQL server /PostgreSQL Entity Framework /LINQ Knowledge of ASP.NET Core and Client-side Frameworks (jQuery, Angular) Azure DevOps, Git repository and CI/CD Docker/Kubernetes Linux/Micro-Services Architecture - Experience planning and mapping out API integrations.
C#, ASP.NET MVC, Web Services/ASP.NET Web API , REST API Asp.Net Core MS SQL server /PostgreSQL Entity Framework /LINQ Knowledge of ASP.NET Core and Client-side Frameworks (jQuery, Angular) Azure DevOps, Git repository and CI/CD Docker/Kubernetes Linux/Micro-Services Architecture - Experience planning and mapping out API integrations.
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Azure Administrator
Azure Administrator
Queen Square Recruitment Limited
EC2N, City of London
From £400 to £475 per day inside IR35, DOE
Configure cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
Configure cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
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Develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API) * Experience with SQL API and familiarity with other APIs
Develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API) * Experience with SQL API and familiarity with other APIs
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RAML API Documentation
RAML API Documentation
PREMIUM
Creating API integrations - Preferred but not essential,experienceof using GraphQL & API integrations
Creating API integrations - Preferred but not essential,experienceof using GraphQL & API integrations
PREMIUM
capabilities (frontend/backend on AWS: Lambda, API Gateway, EC2, S3, Cognito, etc) * API gateway * rest api
capabilities (frontend/backend on AWS: Lambda, API Gateway, EC2, S3, Cognito, etc) * API gateway * rest api
NEWPREMIUM
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Global Claims IT Leader
Global Claims IT Leader
MARSH CORPORATE SERVICES LIMITED
The City, EC3R 5BU
Pension Scheme, Private Health Insurance & life insurance
Being a cross-functional collaborator interfacing with MMC Enterprise Technology partners, Marsh-Operations, and Transformation Office will come naturally to you building a new set of reusable IT Microservices connected via a well-defined API structure.
Being a cross-functional collaborator interfacing with MMC Enterprise Technology partners, Marsh-Operations, and Transformation Office will come naturally to you building a new set of reusable IT Microservices connected via a well-defined API structure.
NEWPREMIUM
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Build and work with modern API and microservices architectures
Build and work with modern API and microservices architectures
NEWEQUALITY BOOST
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Build and work with modern API and microservices architectures
Build and work with modern API and microservices architectures
PREMIUM
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REST/SOAP API Integration: Building and consuming APIs for third-party integrations.
REST/SOAP API Integration: Building and consuming APIs for third-party integrations.
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Agile Methodology, Agile Methodology, Agility core practices, Analytics, AngularJS, API and platform design, Azure Devops, Business Analysis, Cloud Platforms, Coaching, Communication, Configuration management and release, Continuous deployment and release, CSS HTML, Data Structures and Algorithms (Inactive), Detail-Oriented, Digital Project Management, Documentation and knowledge sharing, Facilitation, Git, Information Security, iOS and Android development, JavaScript, JavaScript Frameworks, JavaScript Libraries {+ 19 more}
Agile Methodology, Agile Methodology, Agility core practices, Analytics, AngularJS, API and platform design, Azure Devops, Business Analysis, Cloud Platforms, Coaching, Communication, Configuration management and release, Continuous deployment and release, CSS HTML, Data Structures and Algorithms (Inactive), Detail-Oriented, Digital Project Management, Documentation and knowledge sharing, Facilitation, Git, Information Security, iOS and Android development, JavaScript, JavaScript Frameworks, JavaScript Libraries {+ 19 more}
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Full Stack Engineer, GraphQL APIs, TypeScript, Node
Full Stack Engineer, GraphQL APIs, TypeScript, Node
Staffworx Limited
Brentford End, TW7
market rates, outside IR35, 6 months initial, 2 days week on site
Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native - Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for aFull Stack Software Engineerwho loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/Node.js backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing * Design & buildrobust, scalableTypeScript/Node.jsservices andGraphQL APIsthat power real-world applications. * Write code that lastsclean, maintainable, well-tested, and resilient. * Shape our infrastructurethrough modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation, Helm, and Kubernetes deployments.
Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native - Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for aFull Stack Software Engineerwho loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/Node.js backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing * Design & buildrobust, scalableTypeScript/Node.jsservices andGraphQL APIsthat power real-world applications. * Write code that lastsclean, maintainable, well-tested, and resilient. * Shape our infrastructurethrough modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation, Helm, and Kubernetes deployments.
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Role: Backend engineer - Rate: IR35 Status yet to be determined - Location: Remote with occasional travel to London - Duration: 6-month initial contract - SC clearance required. About the Role - You are a systems thinker with deep experience in backend engineering and distributed - data infrastructure. You thrive in high-stakes environments, know how to ship reliable - code fast, and are pragmatic about trade-o=s. You understand the unique constraints of - experimental, edge-deployable systems, especially in air-gapped environments where - resilience and autonomy matter most. This role focuses on building and adapting backend services to support experimental AI - systems deployed in sensitive Defence contexts. You will help create and manage - robust, portable pipelines for data ingestion, orchestration, model interaction, and - querying - all within a classified, com
Role: Backend engineer - Rate: IR35 Status yet to be determined - Location: Remote with occasional travel to London - Duration: 6-month initial contract - SC clearance required. About the Role - You are a systems thinker with deep experience in backend engineering and distributed - data infrastructure. You thrive in high-stakes environments, know how to ship reliable - code fast, and are pragmatic about trade-o=s. You understand the unique constraints of - experimental, edge-deployable systems, especially in air-gapped environments where - resilience and autonomy matter most. This role focuses on building and adapting backend services to support experimental AI - systems deployed in sensitive Defence contexts. You will help create and manage - robust, portable pipelines for data ingestion, orchestration, model interaction, and - querying - all within a classified, com
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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.
NEWPREMIUM
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Job Role: Senior Full-Stack PHP Developer - Working Hours: 5 days per week - Job Type: Permanent - Salary: £70,000 - £85,000 depending on experience - Location: London - Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 - About the Company - Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview - This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
Job Role: Senior Full-Stack PHP Developer - Working Hours: 5 days per week - Job Type: Permanent - Salary: £70,000 - £85,000 depending on experience - Location: London - Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 - About the Company - Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview - This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
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Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) London to £80k - Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past 10 years and has ambitious growth plans. As a Senior React Developer you'll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. You'll join the team in Central London three days a week with flexibility to work from home the other two days.
Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) London to £80k - Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past 10 years and has ambitious growth plans. As a Senior React Developer you'll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. You'll join the team in Central London three days a week with flexibility to work from home the other two days.
NEWPREMIUM
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Remote Dynamics Developer - C/AL or AL. WMS Inventory Mobile App. c£70K
Remote Dynamics Developer - C/AL or AL. WMS Inventory Mobile App. c£70K
Recruitment Revolution
Covent Garden, WC2
£60k - 70k per year + + Benefits
Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
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Full Stack Developer Node.Js / React
Full Stack Developer Node.Js / React
Halian Technology Limited
W1, Central London
From £60,000 to £65,000 per annum Plus bonus and benefits
My client specialises in digital payments across the UK and Europe. Their platform enables seamless real-time transactions for consumers and businesses, with a focus on security, scalability, and user experience. Backed by top-tier investors and used by thousands daily, were scaling up and looking for passionate engineers to help us build the future of payments. We are seeking a talented and driven Mid-Level Full Stack Engineer with strong skills in Node.js, React, and AWS cloud infrastructure. Youll play a key role in designing, developing, and maintaining scalable microservices and user interfaces for our core payments platform. Youll work in a cross-functional agile team alongside product managers, designers, and fellow engineers to deliver features that directly impact our customers and partners. * Develop backend microservices using Node.js (Express/Nest.js prefe
My client specialises in digital payments across the UK and Europe. Their platform enables seamless real-time transactions for consumers and businesses, with a focus on security, scalability, and user experience. Backed by top-tier investors and used by thousands daily, were scaling up and looking for passionate engineers to help us build the future of payments. We are seeking a talented and driven Mid-Level Full Stack Engineer with strong skills in Node.js, React, and AWS cloud infrastructure. Youll play a key role in designing, developing, and maintaining scalable microservices and user interfaces for our core payments platform. Youll work in a cross-functional agile team alongside product managers, designers, and fellow engineers to deliver features that directly impact our customers and partners. * Develop backend microservices using Node.js (Express/Nest.js prefe
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- Southwark
- St James
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- Englefield
- Haslemere Industrial Estate
- Kempston
- Mayfair
- South Kensington
- Stone
- City of London
- Reading
- Central London
- West End
- Milton Keynes
- Cambridge
- South West London
- Oxford
- East London
- Maidenhead
- London
- Berkshire
- Buckinghamshire
- Cambridgeshire
- Surrey
- Hertfordshire
- Oxfordshire
- Bedfordshire
- Essex
- Hampshire
- South East
- East Anglia