IT & Software

Senior COBOL Mainframe Developer

Cognizant

Toronto · Ontario · Canada

COBOL and DB2 expertise define this Senior Mainframe Developer position with Cognizant in Toronto, Ontario. Work hybrid, three days weekly onsite.

Cognizant seeks a Mainframe Developer with 8+ years designing, developing, enhancing, and supporting enterprise-scale applications. The work includes COBOL, DB2, JCL, VSAM, and production support. You will contribute throughout the software development life cycle and support application quality.

Key Responsibilities:

  • Analyse business requirements and prepare technical design specifications
  • Develop, test, maintain, and enhance COBOL DB2 applications
  • Modify batch and online processing programs for business requirements
  • Troubleshoot JCL, PROCs, batch schedules, and production incidents
  • Perform root cause analysis and implement permanent fixes

Requirements:

  • 8+ years designing and supporting enterprise-scale Mainframe applications
  • Strong expertise in COBOL, DB2, JCL, and VSAM
  • Experience with Mainframe application development and production support
  • Ability to write complex DB2 SQL queries
  • Experience performing performance tuning and troubleshooting

Apply Senior Mainframe Developer expertise in COBOL, DB2, JCL, and production support at Cognizant in Toronto.

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Reference: WJ-4483_1409191

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