2 of 2 Permanent Legacy Systems Jobs in Swansea

Spring Boot, AWS Serverless (Lambda/Node.js) and Ruby on Rails with React Define integration patterns between modern services and Legacy Mainframe systems, supporting incremental modernisation Remain hands-on with code: contributing to critical paths, conducting code reviews, and pairing with engineers Own the technical roadmap … ends, or comparable full-stack experience and the ability to lead teams using these tools Strong grasp of integration patterns with Legacy systems (Mainframe, ESB, message-based, batch) and incremental modernisation strategies Solid understanding of secure-by-design principles, OWASP risks, and engineering for high-assurance environments ...

will design, build, and support secure, scalable applications using Java (Spring Boot) and React, contributing to the migration away from Legacy systems while aligning with GDS Service Standards . Key Responsibilities Design, develop, and support full-stack applications using Java Spring Boot and React Collaborate with Product … Owners, Delivery Managers, Architects, and Analysts in agile squads Integrate APIs and support Legacy system modernisation Ensure high availability, reliability, and performance of services Contribute to CI/CD pipelines, applying TDD/BDD practices Implement Secure by Design principles and address OWASP Top 10 risks Promote observability ...