Salary: £30,000 - 55,000 per year Requirements: Proficiency in Java Core (version 8), with a preference for Java 16. Strong knowledge of Spring Boot and Spring Framework, particularly in developing applications using Hibernate. Experience with REST development within HTTPS and developing web services using RESTful APIs. Familiarity with microservice architecture and distributed systems. Understanding and application of software design patterns. Experience with Agile Development Processes and CI/CD delivery techniques. Knowledge of source code management, specifically GIT. Proficiency in issue tracking systems (such as Jira) and familiarity with modeling languages like UML/SysML using Enterprise Architect or similar tools. A minimum of 5 years of experience in web-based development. Experience with JSF and Java front end development is beneficial. Ability to self-motivate and work effectively within a team environment. Ability to promote innovation and interact confidently with internal and external stakeholders. Responsibilities: Develop and maintain Java-based solutions for our leading Defense organization. Utilize Spring Boot and Hibernate to create robust applications. Implement RESTful APIs and ensure efficient microservice architecture. Collaborate with team members in an Agile environment to deliver high-quality code. Manage source code and track issues using GIT and Jira, ensuring seamless project delivery. Engage with stakeholders to understand their needs and propose innovative solutions. Technologies: Architect CI/CD Git Hibernate JIRA Java REST Spring Spring Boot UML Web BitBucket microservices More: We are excited to offer this contract opportunity for a Java Developer to join our dynamic team in Portsmouth for 3 days a week, with the flexibility to work remotely for 2 days. Our organization is dedicated to fostering a supportive and collaborative environment where you can enhance your skills and contribute to cutting-edge projects. We encourage innovation and look forward to welcoming individuals who are passionate about technology and development. last updated 8 week of 2026