CareerPlan

Software Developer COBOL (m/f/d)

Duisburg, NORDRHEIN_WESTFALENFull-time2025-10-13 → 2026-11-10
Hybrid

Core

Develop, extend, and optimize mainframe software systems and applications within a complex IT environment.

Role type

Senior COBOL mainframe developer

Builds

Mainframe applications, automated batch processes, and complex SQL data retrieval solutions

Domain

Banking / Mainframe

Required skills

COBOL, SQL, JCL, DB2, IMS, CICS, TWS/OPC, database modeling, database performance tuning, IT project management

Preferred skills

German or French language skills

Technologies

IBM mainframe, DB2, IMS, CICS, TWS, OPC

Responsibilities

Analyze and extend existing software systems in a heterogeneous mainframe environment; Develop software using COBOL, SQL, and JCL; Create and maintain complex SQL queries; Set up automated batch processes; Manage IT projects and communicate with stakeholders; Create and maintain technical documentation