Java Developer (Security Cleared)

Contract: Inside IR35

Setup: Remote (Hybrid initially for travel required during knowledge transfer for the first 3 months across different locations in England) – on-call work may be required later in the contract.

Security Clearance: Must hold an active, unelapsed SC clearance.

Interview Process: One stage via MS Teams

We are supporting a large, mission-critical public-sector team in expanding their Java development operations, maintaining and evolving a complex legacy technology environment. This role suits Java developers who are comfortable providing L3 support in regulated environments.

Key Responsibilities

• Support and maintain Java-based legacy applications within a national security system
• Provide L3 support, troubleshooting incidents across application components
• Develop, test and maintain Java and PL/SQL applications, scripts, and supporting services
• Refactor existing code and contribute to automated test coverage
• Work with Oracle WebLogic, JDBC/ODBC integrations, and stored procedures
• Support Elasticsearch components within the application estate
• Collaborate with Support, Platform, and DBA teams to resolve issues and implement changes
• Maintain technical documentation, adhere to coding standards, and participate in peer reviews
• Escalate complex issues to senior engineers and support decision-making
• Participate in knowledge transfer, operational support, and future on-call duties where required