Java Developer – GLoucester | Permanent | On-Site | 4-day Flex Working
Defence, Cyber & Intelligence Programmes | Competitive Benefits
About the Opportunity
A leading defence and cybersecurity organisation is seeking Java Developers at all levels to join their growing team, working across a range of cutting-edge projects in the national security, cyber defence, and intelligence sectors. You’ll play a key role in developing advanced DevSecOps solutions that protect critical digital infrastructure, while benefiting from a strong culture of flexibility, innovation, and continuous learning.
Key Responsibilities
* Plan, conduct and coordinate software development activities through the full lifecycle
* Design, code, test, and debug high-quality software systems
* Collaborate with stakeholders to interpret and deliver customer requirements
* Analyse system capabilities to resolve queries related to program intent, output requirements, input data acquisition, and control techniques
* Develop operating instructions and maintain thorough documentation of programme development
* Support the implementation and maturation of CI/CD pipelines, particularly for cloud-based deployments
* Work within Agile Scrum teams and contribute to continuous improvement initiatives
* Mentor and support junior engineers where appropriate
Essential Skills and Experience
* Proficient in Java (latest versions) and Python
* Strong development experience on Linux platforms
* Knowledge of unit testing and mocking frameworks, particularly JUnit 5.x (Jupiter)
* Familiar with Git version control and GitLab CI/CD pipelines
* Hands-on experience with Agile (Scrum) methodologies
* Database experience with Oracle and/or MongoDB
* Experience using the Atlassian suite: Bitbucket, Jira, and Confluence
Desirable Skills
* Knowledge of Apache NiFi
* Front-end development with React (JavaScript/TypeScript)
* Working knowledge of Elasticsearch and Kibana
* Experience developing for cloud environments, particularly AWS (EC2, EKS, Fargate, IAM, S3, Lambda)
* Understanding of Hibernate ORM
* Experience building microservice or serverless architectures
* Knowledge of migrating on-premise applications to cloud environments
Location and Work Style
* Gloucester
* 4-day flex working pattern to support excellent work-life balance.
Security Clearance
Please note that applicants must be eligible for eDV clearance to be considered.
If you're passionate about software innovation, cloud-native architectures, and making a real impact in national security, this is an outstanding opportunity to grow your career.