Senior Back-End Java Developer (IDAM) – Contract (Inside IR35) - SC Cleared

We’re looking for a Senior Back-End Java Developer with strong Identity & Access Management (IDAM) experience to join an Agile engineering team delivering enhancements, new features and BAU support for a large-scale IDAM service. You’ll help modernise and re-platform the platform onto Azure Kubernetes Service (AKS), improving reliability, security and delivery pipelines.

What you’ll be doing

• Designing and building robust, scalable back-end services in a cloud-based environment
• Delivering features and continuous improvements alongside incident/support work
• Contributing to technical design and architecture discussions
• Working in an Agile squad (stand-ups, planning, retrospectives) and owning Jira tickets end-to-end
• Supporting integration of large-scale components within a wider web application ecosystem
• Contributing to incident and change management to maintain service reliability
• Supporting and mentoring others, sharing knowledge and influencing engineering best practice
• Participating in out-of-hours support (once per month, Mon–Sat)

Essential experience

• Proven IDAM knowledge and hands-on experience integrating with at least one IDAM platform (e.g., ForgeRock, Okta, Azure AD, Auth0, One Identity)
• Strong Java back-end development (Spring Boot, Hibernate or similar)
• CI/CD pipeline experience, especially Jenkins
• DevOps principles and modern deployment pipelines
• Git version control and Agile delivery (Jira/Confluence)
• Reverse engineering/troubleshooting existing services and integrations
• Comfortable collaborating closely with a team while also working independently and taking ownership

Nice to have

• Azure (including AKS exposure), Terraform (IaC), Ansible
• Broader CI/CD tooling and automation experience
• Some front-end experience

Clearance / eligibility

• Active, transferable SC clearance is required
• Sole UK national

Contract details

• Inside IR35 (PAYE engagement)
• Remote working (UK-based), full-time
• London
• £525/day Inside IR35

Apply with your latest CV highlighting your Java, IDAM and CI/CD experience.