This role requires you to be in the office in Winnersh, UK, three days a week and to hold or to be eligible for security clearances. IDEMIA is the global leader in identity and security solutions, supporting government and law enforcement agencies in building a safer world. Our Justice and Public Safety (JPS) Business Line delivers advanced biometric and identity technologies for critical national infrastructure and public sector services. We are seeking Mid-Level Java Back-End Developers to join our dedicated team in Winnersh Triangle, playing a vital role in supporting our UK Government and law enforcement projects. Key Missions: Develop back-end software using Java, Spring Boot, PostgreSQL, and other tools. Optimize software performance and write secure, clean, and efficient code. Reuse existing software components, libraries, and frameworks when appropriate. Participate in requirements analysis, estimations, and software testing. Document solutions through code comments, layouts, diagrams, and charts. Collaborate within a diverse team, contributing to coding standards and peer reviews. Be able to work independently at times and find solutions to problems, with a go-getter attitude. Support software enhancements, maintenance, and bug fixes. Deliver projects to UK Government standards. What you’ll bring: We’re looking for someone with foundation in Java Programming Language, typically gained over 1 year Languages/Frameworks: Java, Spring Boot, Tomcat, PostgreSQL, OpenAPI 3, REST APIs Version Control/Tools: Git, SVN, Bitbucket, Nexus, SonarQube, Nessus, Cyberwatch Good communication skills and English proficiency A collaborative mindset to foster teamwork and build strong internal relationships. Full UK Driving Licence. Eligibility to obtain and maintain UK SC Clearance and NPPV3 Clearance is essential. Note: To gain clearance, candidates must have lived in the UK continuously for the past 5 years. Criminal convictions may affect eligibility. Benefits 25 days holiday per year plus bank holidays Group Personal Pension with employer contributions Life Assurance Private health insurance Working from home flexibility Learning platform with Udemy Career opportunities Other employee provisions Employee Benefits Platform with discounts and deals on leading retailers, cinema, and many other services. Employee Assistance Program – with access to 24/7 counselling services, and information specialists covering a wide range of work, family, and personal issues, including health and well-being, legal, financial, and emotional issues. Optional Give as You Earn (to registered charity of your choice) Access to Booker Wholesale Cycle2Work Scheme