Your new company You will be joining a large, highly regarded public sector organisation undergoing significant digital transformation. The team is focused on delivering modern, scalable platforms that directly impact millions of users across the UK. This is an opportunity to work within a collaborative, agile environment where engineering best practices, innovation, and continuous improvement are strongly encouraged. Your new role As a Java Developer, you will play a key role in the design, development, and delivery of enterprise-scale applications. Working within cross-functional agile teams, you will be responsible for building and enhancing microservices-based systems and contributing to full-stack delivery where required. Key responsibilities include: Designing and developing scalable Java-based applications using modern frameworks Building and maintaining microservices architectures and RESTful APIs Contributing to full-stack development across backend and frontend technologies Producing high-level designs and architectural artefacts Leading or mentoring developers and collaborating with product owners, BA's, and QA teams Driving best practices across CI/CD, TDD, and DevOps pipelines Ensuring performance, accessibility, and reliability across applications Engaging with stakeholders and contributing in a client-facing capacity What you'll need to succeed To be successful in this role, you will bring deep technical expertise alongside strong leadership and communication skills. Essential skills & experience: 10 years' experience developing enterprise-level web applications Strong expertise in Java (7/8), Spring Boot, Spring Framework & Microservices Solid experience building REST APIs / Web Services Experience across the full stack (e.g. Java backend JavaScript, React or JSF frontend) Strong understanding of component-based architecture & system design Experience with CI/CD tools (Jenkins, Maven), Git, and Agile/Scrum delivery Hands-on experience with AWS or cloud-based environments Experience with databases such as Oracle or MongoDB Knowledge of TDD and automated testing frameworks (e.g. JUnit, Jest) Experience leading teams and working across cross-functional environments Strong client-facing communication skills Additional desirable experience: Web accessibility standards and tools (e.g. NVDA, WAVE, Accessibility Insights) Performance monitoring tools (e.g. JProfiler, Glowroot) DevOps tooling (e.g. Ansible, Gradle, GoCD) Integration tools such as MuleSoft Technologies such as FreeMarker, Node.js, Subversion What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk