Backend Developer for IBM Mainframe

mississauga, peel region, Canada • Posted June 01, 2026

Job Type: Full-time
Location: mississauga, peel region
Posted: June 01, 2026
Category: Other-General
Application Deadline: July 11, 2026

Role Description

Take your expertise to the next level as a Backend Developer specializing in IBM Mainframe applications. Focus on COBOL and JCL to enhance and develop robust solutions.
This role demands a minimum of three years of hands-on IBM Mainframe development experience. You will play a vital role in the software lifecycle from design to deployment, troubleshooting issues and optimizing performance. Engage with architects and business analysts to drive successful outcomes.
Key Responsibilities:
• Maintain and enhance mainframe applications using COBOL and JCL
• Actively participate in the software development lifecycle
• Troubleshoot and resolve complex application issues
• Collaborate with technical teams to deliver solutions
• Produce clean and well-documented code
Requirements:
• 3+ years of experience in IBM Mainframe development
• Proficiency in COBOL, JCL, CICS, and DB2
• Familiarity with z/OS and IBM Development tools
• Strong analytical and problem-sol...

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