5 of 5 Contract API Development Jobs in London

seeking an experienced Java Developer Contractor to join a high-profile technology delivery programme. This is an exciting opportunity to work on the design, development, and enhancement of enterprise-scale applications within a collaborative Agile environment. The successful candidate will play a key role in delivering high-quality, scalable … secure software solutions, working closely with Architects, Business Analysts, Product Owners, QA teams, and DevOps engineers. You'll be involved throughout the full software development lifecycle, helping to translate business requirements into robust technical solutions that support critical business outcomes. The Role As a Java Developer, you will ...

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 ...

Technical Leads) Mentor developers and provide technical leadership across squads Essential Skills Strong commercial experience with Python Excellent hands-on experience with Django REST API development System design and software architecture experience Agile delivery experience Test-Driven Development (TDD) Cloud platform experience (AWS, Azure or GCP) Excellent ...

Design, develop and support healthcare interfaces and integrations Analyse, map, transform and validate clinical and operational data flows Develop and maintain HL7, FHIR and API-based integrations Investigate and resolve interface, messaging and data exchange issues Support EPR implementation activities including development, testing and deployment Work closely with … live activities Ensure compliance with healthcare interoperability standards and best practice Essential Experience HL7 message mapping and transformation FHIR resource modelling and implementation API development and integration Healthcare interoperability and data exchange Data mapping, transformation and validation Troubleshooting complex integration and interface issues Desirable Experience Mirth Connect, Health ...

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 ...