inception to deployment. Define technical solutions aligned with business objectives and ensure scalability, security, and maintainability. Create robust, efficient, and scalable APIs for frontend integration. Promote best practices in RESTful API design, documentation, and implementation. Work closely with technical and product stakeholders to clarify requirements and align on deliverables. Translate business needs into technical solutions and maintain clear communication across … Spring Boot with hands-on experience in API design and development. If Kotlin is not possible, a Java expert with a keen interest to learn Kotlin. Strong knowledge of RESTful API principles and best practices. Familiarity with Micro-services architecture and related technologies. Ability to analyze complex technical challenges and provide innovative solutions. Passion for learning and adapting to new More ❯
to-date with emerging trends in back-end development. Key Responsibilities: Develop and maintain robust, scalable, and high-performance back-end services using Node.js and Express.js. Design and implement RESTful APIs and microservices, ensuring security, efficiency, and maintainability. Collaborate with front-end developers to provide seamless integration between back-end and front-end components. Conduct thorough code reviews to ensure … CircleCI, or GitLab CI. Work with DevOps to manage containerised environments using Docker. About You: Extensive experience with Node.js, Express.js, and back-end development best practices. Strong knowledge of RESTful API design and microservices architecture. Proficiency in working with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB) databases. Experience with CI/CD pipelines and DevOps practices, including automated testing and More ❯
Product Ops) AI/ML and is part of the team responsible for developing scalable APIs and AI-driven integrations. The Senior API Engineer will design, develop, and maintain RESTful and GraphQL APIs, integrate with data platforms like Databricks, deploy services on AWS and Kubernetes, and implement secure authentication methods. They will optimize database interactions, develop CI/CD pipelines … of experience in API development, cloud architectures, databases, and AI/ML integrations, with additional expertise in streaming and federation being beneficial. Primary Responsibilities Design, develop, and maintain scalable RESTful APIs and GraphQL APIs using modern frameworks and best practices. Develop backend services using Node.js (Express/Nest.js), FastAPI (Python-based services), Ariadne (GraphQL APIs), and Golang (Streaming services). … front-end engineers, data scientists, and DevOps teams to ensure seamless API integration and scalable deployments. Minimum Qualifications 3+ years of experience in API development with GraphQL (Ariadne) and RESTful services. Strong hands-on experience with Node.js (Express/Nest.js), FastAPI (Python), and Golang. Proficiency in API design principles, focusing on metadata-driven frameworks that allow dynamic data exposure with More ❯
integration patterns, and data transformation using DataWeave. Experience with RAML for API design and Mule connectors for system integration is essential. The candidate must be comfortable working with both RESTful and SOAP services, designing and implementing microservices architectures, and ensuring seamless communication between heterogeneous systems. Proficiency in CI/CD pipelines, version control (Git), and familiarity with cloud platforms like More ❯
Newport, Gwent, Wales, United Kingdom Hybrid / WFH Options
Intellectual Property Office
coding, testing and documentation of small scale to large, complex or mission critical applications and solutions in a cloud first environment Build web based Front End interfaces interacting with RESTful APIs using React, Next JS and other web technologies Work closely with test engineers to reach a common understanding of acceptance criteria, the code base and test coverage Implement toolkits … Cloud first team Experience with Azure DevOps Experience writing Unit Tests, using tools such as MS Test, and an understanding of TDD principles Essential Technical Skills Experience working with RESTful web services Excellent understanding of React and experience with Next JS Excellent understanding of Node JS Understanding of DevOps principles Has a deep understanding of architectural principals such as SOA More ❯
coding, testing and documentation of small scale to large, complex or mission critical applications and solutions in a cloud first environment Build web based Front End interfaces interacting with RESTful APIs using React, Next JS and other web technologies Work closely with test engineers to reach a common understanding of acceptance criteria, the code base and test coverage Implement toolkits … Cloud first team Experience with Azure DevOps Experience writing Unit Tests, using tools such as MS Test, and an understanding of TDD principles Essential Technical Skills Experience working with RESTful web services Excellent understanding of React and experience with Next JS Excellent understanding of Node JS Understanding of DevOps principles Has a deep understanding of architectural principals such as SOA More ❯
and PHP environments. - Participate in the analysis, design, and implementation of new features. - Collaborate with quality and UX/UI teams to ensure consistency and performance. - Create and consume RESTful APIs for system integration. - Ensure code quality with unit tests, code reviews, and good development practices. - Participate in planning meetings, refinement, and technical follow-up of projects. Mandatory requirements: Proven More ❯
to take ownership of automation initiatives, influence best practices, and drive innovation across the engineering function. ✅ Required Experience: Strong test automation expertise with C# Hands-on experience in testing RESTful web services Experience working with cloud platforms, particularly AWS Solid understanding of CI/CD pipelines and related tooling Mobile application experience (automated testing experience with reactive native or native More ❯
to take ownership of automation initiatives, influence best practices, and drive innovation across the engineering function. ✅ Required Experience: Strong test automation expertise with C# Hands-on experience in testing RESTful web services Experience working with cloud platforms, particularly AWS Solid understanding of CI/CD pipelines and related tooling Mobile application experience (automated testing experience with reactive native or native More ❯
to take ownership of automation initiatives, influence best practices, and drive innovation across the engineering function. ✅ Required Experience: Strong test automation expertise with C# Hands-on experience in testing RESTful web services Experience working with cloud platforms, particularly AWS Solid understanding of CI/CD pipelines and related tooling Mobile application experience (automated testing experience with reactive native or native More ❯
see from you Expert knowledge of vanilla JavaScript/TypeScript Understanding of WebAssembly Deep understanding of web security issues Significant hands-on experience with React Experience at developing services (RESTful API) including strong authentication (using JWT, 3rd party identity provider, etc), ORM and SQL or NoSQL (document oriented) databases Commercial experience designing and building CI/CD, CDNs, RESTful APIs More ❯
build critical backend systems and shape the future of sustainable transport with clean, elegant code. What You’ll Be Doing: Developing fullstack solutions using FastAPI and React.js Designing scalable RESTful APIs and microservices Collaborating with product and UX teams to deliver a seamless user experience Mentoring junior engineers and shaping best practices across the codebase Tech Stack Highlights: Python, FastAPI More ❯
build critical backend systems and shape the future of sustainable transport with clean, elegant code. What You’ll Be Doing: ✔ Developing fullstack solutions using FastAPI and React.js ✔ Designing scalable RESTful APIs and microservices ✔ Collaborating with product and UX teams to deliver a seamless user experience ✔ Mentoring junior engineers and shaping best practices across the codebase Tech Stack Highlights: 🔹 Python , FastAPI More ❯
build critical backend systems and shape the future of sustainable transport with clean, elegant code. What You’ll Be Doing: ✔ Developing fullstack solutions using FastAPI and React.js ✔ Designing scalable RESTful APIs and microservices ✔ Collaborating with product and UX teams to deliver a seamless user experience ✔ Mentoring junior engineers and shaping best practices across the codebase Tech Stack Highlights: 🔹 Python , FastAPI More ❯
proven experience of development using C# and .NET Framework 2.0-4.x and DOTNET 6/8, including experience with Visual Studio • Knowledge developing ASP. NET Web Forms, MVC and Restful APIs • Minimum four (4) years of experience developing enterprise-level Blazor applications • Experience managing code and dependencies in Azure DevOps, GIT along with other Configuration management best practices. • Experience configuring More ❯
Java programming and Object oriented concepts. Build and Maintain API automation suits using Karate or similar framework. Test End to End API solutions using Postman/SOAP UI/RESTful and Microservices. Perform in-sprint automation using CI/CD Pipelines for assigned project for all phases of test life cycle along with manual testing when required Should have good … Selenium/Cucumber/BDD framework with In-sprint automation. Must have GUI and Webservices automation testing with Karate/Similar Framework. Experience with Postman/SOAP UI/RESTful to develop manual and automated end to end test suites for API's Excellent in Java programming and Object oriented concepts. Should have experience with Git and Maven to manage More ❯
Java programming and Object oriented concepts. Build and Maintain API automation suits using Karate or similar framework. Test End to End API solutions using Postman/SOAP UI/RESTful and Microservices. This role also requires extensive manual testing of applications assigned with. Perform in-sprint automation using CI/CD Pipelines for assigned project for all phases of test … Must also be proficient in Manual Testing of Web applications. Must have GUI and Webservices automation testing with Karate/Similar Framework. Experience with Postman/SOAP UI/RESTful to develop manual and automated end to end test suites for API's Excellent in Java programming and Object oriented concepts. Should have experience with Git/Bitbucket and Maven More ❯
Java programming and Object oriented concepts. Build and Maintain API automation suits using Karate or similar framework. Test End to End API solutions using Postman/SOAP UI/RESTful and Microservices. This role also requires extensive manual testing of applications assigned with. Perform in-sprint automation using CI/CD Pipelines for assigned project for all phases of test … Must also be proficient in Manual Testing of Web applications. Must have GUI and Webservices automation testing with Karate/Similar Framework. Experience with Postman/SOAP UI/RESTful to develop manual and automated end to end test suites for API's Excellent in Java programming and Object oriented concepts. Should have experience with Git/Bitbucket and Maven More ❯
Java programming and Object oriented concepts. Build and Maintain API automation suits using Karate or similar framework. Test End to End API solutions using Postman/SOAP UI/RESTful and Microservices. This role also requires extensive manual testing of applications assigned with. Perform in-sprint automation using CI/CD Pipelines for assigned project for all phases of test … Must also be proficient in Manual Testing of Web applications. Must have GUI and Webservices automation testing with Karate/Similar Framework. Experience with Postman/SOAP UI/RESTful to develop manual and automated end to end test suites for API's Excellent in Java programming and Object oriented concepts. Should have experience with Git/Bitbucket and Maven More ❯
will have the following: Strong full-stack development experience, with strong skills in C#, Java, Python, or C++ Experience building and maintaining live web applications Solid understanding of SQL, RESTful APIs, and CI/CD workflows Familiarity with Azure cloud is highly beneficial A detail-oriented, proactive mindset with a passion for building impactful tech Ready to join a driven More ❯
secure, efficient, and user-centred services that support government operations and public users. Technical requirements: Strong experience with Node.js, Hapi, and Express.js Proven ability to build and maintain scalable RESTful APIs Solid understanding of software development best practices Experience with Git, CI/CD tools, and agile methodologies Familiarity with public sector or regulated environments (nice to have) Knowledge of More ❯
quality and performance. Qualifications: Proficiency in React and its ecosystem (e.g., Redux, Hooks, Context API). Solid understanding of front-end development, including HTML , CSS , and JavaScript. Experience with RESTful APIs and web services. Familiarity with version control tools like Git . Strong problem-solving skills and attention to detail. Previous experience working in a creative or tech-driven environment More ❯
Be Doing: • Design, build, and maintain system integrations using .NET, SQL Server, and low-code platforms • Develop and optimise SQL queries, stored procedures, and transformation logic • Build and consume RESTful and SOAP APIs • Work with XML, XSL, and JSON formats for data exchange • Collaborate with product, business, and engineering teams to gather integration requirements • Own and troubleshoot integration issues to More ❯
Be Doing: Design, build, and maintain system integrations using .NET, SQL Server, and low-code platforms Develop and optimise SQL queries, stored procedures, and transformation logic Build and consume RESTful and SOAP APIs Work with XML, XSL, and JSON formats for data exchange Collaborate with product, business, and engineering teams to gather integration requirements Own and troubleshoot integration issues to More ❯
Employment Type: Contract, Work From Home
Rate: £300 - £350 per day, Benefits Fully Remote / UK OR EU
Experience: Extensive experience in building complex web applications using Ruby on Rails. Particularly beneficial if you have experience working on SaaS platforms. Deep understanding of API integrations , such as RESTful APIs, OAuth, and webhook. Will also require extensive knowledge of GraphQL and ApolloDB Confident in background job processing (Sidekiq/Resque) and asynchronous services. Exposure to containerisation such as Docker More ❯