Java Developer (Kotlin or Neo4j)

Salary: £25,000 - 50,000 per year

Requirements:

• Experience in Kotlin, or significant Java experience with a willingness to learn Kotlin
• Experience in API development, SQL/databases, and HTML/JavaScript
• Excellent writing skills and attention to detail in code
• Proactive approach, with the ability to take initiative and work through blockers
• Experience with developer collaboration tools such as GitHub or Bitbucket, Jira, and Confluence

Responsibilities:

• Develop and work on Kotlin- and Java-based web applications and APIs
• Contribute to applications and proofs of concept supporting the management and viewing of software development controls compliance

Technologies:

• API
• BitBucket
• GitHub
• JIRA
• Java
• JavaScript
• Kotlin
• Neo4J
• SQL
• Web
• Confluence

More:

Our Developer Experience (DevX) Standards and Controls function is building a platform for control owners and development teams to manage and view compliance with software development controls. The work involves two to three applications and proofs of concept, all using microservice architecture and modern coding techniques. We are recruiting for two role variants: Java/Kotlin and Java/Neo4j. Candidate allocation will depend on experience and fit. GCS is acting as an Employment Business in relation to this vacancy.

last updated 41 week of 2026