The median Java Developer salary in United Kingdom is £73K in 2026, with a typical range from £73K to £73K. Year-on-year movement is still building as more matched salary data is published. London currently leads city pay at £90K.
What does A Java Developer do?
A Java Developer is responsible for building enterprise-grade backend services and microservices using the Java ecosystem.
Day-to-day responsibilities
- Writing Spring Boot services
- Managing Maven or Gradle builds
- Writing JUnit tests
- Optimising JVM performance
- Designing microservices communication patterns
- Deploying to container environments
High demand+14% Spring Boot 3 / Spring Cloud+16% Reactive programming (Project Reactor)+13% Kubernetes deployment