Mainframe Specialist

Architecture

Mainframe Specialist

Architecture
-, Warszawa

Link Group

Full-time
B2B
Senior
Hybrid
33 - 41 USDNet per hour - B2B

Job description

We are looking for an experienced Mainframe Technical Analyst / Solution Architect with a strong background in z/OS environments and complex banking systems. The role focuses on end-to-end solution design, analysis of legacy platforms, and translating business and regulatory needs into effective technical solutions.

Key Requirements & Responsibilities

  • At least 5 years of hands-on experience working in IBM mainframe (z/OS) environments.

  • Solid knowledge of core tools and technologies such as JCL, TSO/ISPF, RACF, DB2, and VSAM.

  • Proven experience in roles such as Technical Analyst, Solution Designer, or System Architect, covering full lifecycle and end-to-end processes.

  • Strong capability to design scalable and secure solution architectures within complex banking or financial services ecosystems.

  • Practical experience integrating mainframe platforms with distributed or satellite systems using APIs, MQ, batch processing, and event-driven approaches.

  • Ability to review and analyze legacy codebases (COBOL/PL1) to understand existing business logic without requiring full-scale development work.

  • Familiarity with systems supporting custody, clearing, and settlement operations.

  • Experience translating regulatory, compliance, and market-driven requirements into technical system changes and implementation plans.

Tech stack

    IBM

    master

    PL1

    advanced

    Cobol

    advanced

    JCL

    advanced

Office location