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Java Entwicklung - Modernisierung Kernbanklösung, ab Oktober

Freelancehybrid200 days + extension5+ yrs📍 Frankfurt am Main, Germany, 🇩🇪 Germany🗣 German

Senior Java developer to modernise core banking system, starting October 2026.

Lead modernisation efforts on a banking system's core solution, spanning architecture design, full-stack development, database modelling, and automated testing. You'll mentor junior consultants, drive code quality and security standards, and strengthen DevOps pipelines. The role demands 5+ years of Java expertise, particularly in financial services, with deep knowledge of cloud infrastructure, microservices patterns, and secure coding practices.

Tech stack
JavaSpring BootPostgreSQLMicroservicesREST APIsCI/CDJBossWebSphere
Rate
Not stated by the agency
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Found at a specialist agency · listed 28 August 2026 · InsideJobs links you to the original posting.