Payments Senior Developer
- Hiring Organisation
- Insight Global
- Location
- Chester, England, United Kingdom
processing. Key Responsibilities Develop and enhance Java‐based microservices , REST APIs, and event‐driven components. Implement solutions for ISO 20022 message formats , transformations (XML / JSON), validations, and routing. Build integrations using Mule ESB (or similar), messaging patterns, and Kafka / event streams . Write performant SQL … / PL‐SQL queries for Oracle‐based transactional systems. Contribute to system designs, code reviews, and technical discussions (not full architectural ownership). Champion quality through TDD / BDD , automated testing (JUnit, Cucumber), and CI / CD best practices. Work closely with DevOps ...