Senior Java Developer

Salary: £30,500 - 104,500 per year

Requirements:

• Strong commercial experience with Java 21 or later
• Excellent knowledge of Test Driven Development (TDD) and Behaviour Driven Development (BDD)
• Experience building and supporting large-scale microservice architectures
• Strong Agile delivery experience
• Experience developing RESTful APIs
• Experience building automated testing frameworks
• Good understanding of Linux or Unix-based operating systems
• Strong communication skills with both technical and non-technical stakeholders
• Ability to learn new technologies quickly and adapt to changing priorities
• SC clearance
• Working knowledge of Jackson and JAX-RS
• Experience with mocking frameworks such as Mockito
• Experience with Kafka or ActiveMQ

Responsibilities:

• Design, develop and maintain Java-based microservices
• Build secure, scalable APIs for internal and external consumers
• Develop robust automated test suites using TDD and BDD
• Work within Agile delivery teams using modern engineering practices
• Participate in pair programming and collaborative code reviews
• Support Continuous Integration and Continuous Deployment (CI/CD) pipelines
• Contribute to technical discussions, architecture and engineering improvements
• Provide occasional 2nd line application support where required
• Share knowledge and promote engineering best practice across the wider team

Technologies:

• CI/CD
• Support
• Jackson
• Java
• Kafka
• Linux
• TDD
• Unix
• microservices
• ActiveMQ
• MongoDB
• NoSQL
• Web

More:

We are seeking multiple Senior Java Developers to join a high-performing Agile engineering team delivering large-scale digital services used by millions of people across the UK. This is a 12-month contract with hybrid working from Manchester, Leeds, Birmingham or Newcastle, with three days per week onsite. You will work on one of the UKs largest digital transformation programmes using a modern technology stack within a collaborative engineering culture focused on quality and continuous improvement. Multiple positions are available on a long-term programme.

last updated 31 week of 2026