Senior Kotlin/Java Backend Engineer – FinTech, Microservices

Company: Hydrogen Group
Apply for the Senior Kotlin/Java Backend Engineer – FinTech, Microservices
Location: London
Job Description:

Hydrogen Group is seeking a Senior Software Engineer specializing in Kotlin and Java to join a major financial services programme in London. This role focuses on building scalable systems and microservices within a regulated environment.

Candidates should have strong experience in backend development, API integration, and working in Agile teams. The position offers a hybrid work model with 2-3 days onsite. Strong communication skills are preferred.

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Posted: June 13th, 2026