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Mainframe Developer (m/w/d)

Köln, NORDRHEIN_WESTFALENFull-time2026-08-05 → 2026-10-08

Core

Mainframe developer responsible for the development, maintenance, and modernization of legacy insurance systems (claims and benefits) using COBOL and Delta.

Role type

Senior Mainframe Developer (COBOL/Delta)

Builds

Legacy insurance application systems (claims and benefits)

Domain

Insurance / Mainframe

Required skills

COBOL programming, Delta-Cobol, IBM z/OS, JCL, DB2, TSO/ISPF, system analysis, technical documentation, agile methodology (via careerplan.io/jobs/18306-BB-635227-7878-3739-S-mainframe-developer-mwd-at-axa-konzern-ag)

Preferred skills

AI integration, system modernization, proactive problem solving

Technologies

COBOL, Delta, IBM z/OS, JCL, DB2, TSO/ISPF

Responsibilities

Develop, maintain, and optimize COBOL programs; Analyze and modernize existing system functions; Translate business requirements into technical specifications; Create and maintain technical documentation; Troubleshoot and resolve production issues; Coordinate technical implementations with architecture teams