Senior Java Developer

Salary: £46,000 - 61,000 per year

Requirements:

• Extensive commercial Java experience.
• Strong Spring Boot experience.
• Practical AWS experience.
• Apache Kafka and event-driven architecture experience.
• MongoDB / NoSQL databases experience.
• REST APIs and microservices experience.
• Automated testing, TDD/BDD and CI/CD experience.
• Production troubleshooting and monitoring experience.
• Strong Agile experience.
• Ability to take ownership of complex technical challenges and contribute to architectural decisions.
• Experience leading technical discussions and code reviews.
• Experience mentoring and supporting junior developers.
• Experience designing scalable, resilient services.
• Experience working across multidisciplinary Agile teams.
• Ability to balance technical quality, security, performance and user needs.
• Ability to share knowledge and promote engineering best practice.
• Understanding of user needs and ability to collaborate with product and user research teams to ensure accessible, effective solutions aligned to customer requirements.

Responsibilities:

• Design, develop, test and maintain high-quality Java applications and services.
• Take ownership of complex technical solutions and system integrations.
• Provide technical leadership, coaching and mentoring to other developers.
• Contribute to architecture, technical strategy and engineering best practice.
• Review code and system designs to ensure quality and appropriate standards.
• Support application and infrastructure issues, including 3rd-line support where required.
• Contribute to integration, automated testing, CI/CD and production support.
• Promote security, resilience, accessibility and operational stability.
• Collaborate with architects, product teams and wider engineering communities.
• Identify risks and drive continuous improvement.

Technologies:

• AWS
• CI/CD
• Support
• Java
• Kafka
• MongoDB
• NoSQL
• REST
• Security
• Spring
• Spring Boot
• TDD
• microservices
• Cloud

More:

We are seeking Senior Java Developers to join our digital engineering team supporting DWP Universal Credit. This is a hands-on senior role where we focus on building scalable, resilient services and delivering high-quality engineering outcomes. You will work closely with architects, product teams and wider engineering communities, while also providing technical leadership and mentoring junior developers. We place strong emphasis on security, accessibility, operational stability and continuous improvement.

last updated 33 week of 2026