Java Backend Developer

Back-End Developer (Java) London / Ipswich - Hybrid (2-3 Days a Week In Office) Permanent £85k - £100k + Bonus We're working with an innovative financial technology business building blockchain and Distributed Ledger Technology (DLT) solutions for financial services. They're looking for a Back End Developer with strong Java experience to join the team and help build secure, scalable backend systems supporting their DLT platforms. The Role You'll be responsible for: Developing backend services and APIs using Java Building and integrating REST APIs and microservices Working with architects on blockchain/DLT integrations Designing databases, migrations and optimising queries Building scalable, secure and high-performance systems Working with Docker, Kubernetes and CI/CD Troubleshooting complex backend and integration issues Producing clear technical documentation Collaborating with engineering, architecture and product teams What We're Looking For Strong commercial Java backend development experience Solid experience with REST APIs and microservices Database development and query optimisation experience Understanding of backend security Hands-on experience with Docker and Kubernetes Strong problem-solving and communication skills Desirable Experience with any of the following would be a bonus: Blockchain / DLT - particularly Hyperledger, Corda or Ethereum Web3j or other blockchain integration libraries Financial services / capital markets Kafka or RabbitMQ Camunda or Activiti Event-driven architectures and DevOps practices A great opportunity for a Java backend engineer looking to work on complex distributed systems and gain exposure to real-world DLT applications within financial services.