CareerPlan

COBOL/ PL/I Developer - Mainframe

PolskaRemoteFull-time2026-11-01 → 2026-11-02

Core

Developing and maintaining critical business systems on IBM Mainframe platforms.

Role type

Senior Mainframe Developer (COBOL/PL/I)

Builds

Stable, secure, and continuous mainframe applications

Domain

Banking, Insurance, Healthcare, Energy, Media

Required skills

COBOL, PL/I, IBM Mainframe, business requirement analysis, technical design, production troubleshooting, application optimization

Preferred skills

Git, Gitflow, Angular, Docker

Responsibilities

Develop and maintain mainframe applications, analyze business requirements, design and implement technical solutions, diagnose production errors, optimize applications

Seniority

Senior, hands-on IC