Senior Mainframe Developer

Toronto, Ontario, Canada • Posted June 19, 2026

Job Type: Full-time

Location: Toronto, Ontario

Posted: June 19, 2026

Category: Computer Occupations

Application Deadline: July 29, 2026

Role Description

                    Job Description
Senior Mainframe Developer
Location: Toronto, ON (Hybrid)

Role Summary
Seeking a Senior Mainframe Developer with deep expertise in IMS and strong experience in IBM Mainframe technologies. The role involves development, maintenance, enhancement, and production support of enterprise mainframe applications.
Key Responsibilities
Develop and support mainframe applications using COBOL, JCL, DB2, and SQL.
Design, maintain, and optimize IMS databases and transactions.
Perform application enhancements, troubleshooting, and production support.
Collaborate with business and technical teams to deliver scalable solutions.
Required Skills
Strong experience with IBM Mainframe technologies.
Deep expertise in IMS (IMS DB / IMS D...
                

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