CareerPlan

Softwareentwickler (m/w/d) Mainframe & Java

Hamburg, HAMBURGFull-time2026-09-03 → 2026-09-28
Based in Germany

Core

Senior Mainframe & Java engineer leading the transformation of legacy insurance systems to modern cloud-native architectures.

Role type

Senior IC Mainframe & Java Engineer (System Transformation)

Builds

Modernized insurance core systems (KVVD) integrating Mainframe logic with Java microservices

Domain

Insurance / Health Insurance / Legacy Modernization

Required skills

Mainframe (z/OS, Cobol, DB2, JCL), Fullstack Java (Spring Boot, Angular, Kafka, MQ, REST-APIs), Insurance domain knowledge, Agile (Scrum/Kanban)

Preferred skills

Google Cloud Platform, Google AI/ML

Responsibilities

Maintain and operate complex Mainframe systems, Conceive and integrate transformation projects (Build, Buy, Reengineer), Bridge Mainframe logic with modern Java applications, Mentor team during system transformation

Seniority

Senior, hands-on IC