5 of 5 Contract API Development Jobs in London

experienced Senior Full Stack Engineers to join a high-performing engineering team building and enhancing modern enterprise applications. This is a hands-on development role for engineers who enjoy working across the full technology stack, delivering scalable web applications, cloud-native services, and modern user experiences. The successful candidate … will have strong Java and Front End development experience, a passion for software engineering best practices, and experience working within Agile delivery teams. Key Responsibilities Design, develop and maintain scalable enterprise applications. Build modern Front-End applications using React (preferred) or Angular. Develop secure and performant backend services using ...

large scale enterprise applications within a global financial services organisation. This is an opportunity to work on modern software engineering projects where AI assisted development is actively encouraged. You'll use tools such as GitHub Copilot, Claude or similar technologies alongside modern engineering practices to help deliver high quality … code Participate in code reviews and Agile ceremonies Troubleshoot and resolve production issues Use AI tools such as GitHub Copilot or Claude to accelerate development Contribute to continuous improvement and engineering best practice What we're looking for Strong commercial Java development experience Spring Boot and REST API ...

Required Qualifications, Capabilities, and Skills: Hands-on practical experience in system design, application development, testing, and operational stability for production systems Demonstrable ability to code in Java with Spring and Spring Boot, including microservices architecture and REST API development Experience developing, debugging, and maintaining enterprise-scale applications … large corporate environment using one or more modern programming languages and database querying languages (MS SQL Server, Oracle, SQL) Overall knowledge of the Software Development Life Cycle, including requirements, design, development, testing, release, and support Solid understanding of agile delivery practices, including CI/CD, application resiliency ...

with JSON and JavaScript to build and consume data-driven interfaces Script and automate operational tasks using PowerShell Apply strong Azure security practices throughout development Troubleshoot issues and support ongoing improvements across the platform What you'll bring: Proven experience in API development and building integration layers … Strong Azure capability, including Azure Logic Apps Front-end development experience with React/Angular/Vue.js Back-end development experience with .NET, Node.js or Python Working knowledge of C# and JavaScript, with confidence using JSON Ability to develop with security in mind, particularly around Azure A collaborative ...

Rust at a lower level and Python, TypeScript, Java at a higher level to be able to work effectively across system and API development as well as the visualisation layer. You will also be experienced working on low latency financial systems/market data services and have built ...