Senior Java Developer

The role We are looking for a Senior Java Developer to help design and deliver a platform built around Java microservices. You will take ownership of backend services, contribute to architecture decisions and work closely with product, QA and DevOps colleagues to turn business requirements into reliable software. This role suits an experienced engineer who enjoys hands-on development and solving the practical challenges of distributed systems. The microservices project You will join a programme modernising a digital platform covering customer onboarding, order management, billing and notifications. The work combines extracting functionality from an existing monolithic application with developing new services that can be deployed and scaled independently. The aim is to shorten release cycles, improve resilience and support growing transaction volumes without disrupting existing users. The proposed stack centres on Java 21 and Spring Boot, with REST APIs for synchronous integration and Apache Kafka for asynchronous events. Each service will own its data, using PostgreSQL where appropriate, with Redis for caching. Docker containers will run on Kubernetes in AWS, supported by automated build, test and deployment pipelines. You will help define service boundaries and API contracts, plan incremental migration and resolve issues such as duplicate events, failed downstream calls and data consistency across services. Key responsibilities Design, build and maintain Java ..... full job details .....