Remote COBOL/Mainframe Engineer — Legacy Sunset Projects
Youriteams
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Benefits offered by this job
Job summary
Youriteams in Poland is seeking a Cobol Developer with Mainframe expertise to support legacy systems within a structured sunset and decommissioning programme. You will work in a Mainframe environment, applying strong COBOL knowledge and PL/I experience to maintain, stabilize and transition legacy applications.
You will troubleshoot production incidents, collaborate across technical teams on change requests, and produce clear technical documentation to support knowledge transfer and future
Qualifications
- Very strong knowledge of COBOL and experience on mainframe platforms.
- Practical experience with PL/I in production/maintenance contexts.
- Experience supporting legacy systems and sunset/decommissioning projects.
- Root-cause analysis and production issue troubleshooting.
Responsibilities
- Maintain and support mainframe applications written in COBOL as part of the legacy environment.
- Contribute to PL/I-related tasks and resolve issues in mixed-language modules.
- Participate in decommissioning and sunset activities, ensuring safe migration or retirement of legacy components.
- Investigate and resolve production incidents, document findings and implement corrective actions.
- Perform code analysis, testing and validation to ensure system stability during transition phases.
- Collaborate with cross-functional teams to plan and execute change requests and release activities.
- Produce clear technical documentation for supported systems and for knowledge transfer activities.
Skills
Education
Job description
Youriteams in Poland is seeking a Cobol Developer with Mainframe expertise to support legacy systems within a structured sunset and decommissioning programme. You will work in a Mainframe environment, applying strong COBOL knowledge and PL/I experience to maintain, stabilize and transition legacy applications.
You will troubleshoot production incidents, collaborate across technical teams on change requests, and produce clear technical documentation to support knowledge transfer and future
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