Mainframe Developer With Cards (Toronto)

We're looking for a Mainframe Developer with solid cards domain experience to join a delivery team in Toronto. The ideal candidate brings strong COBOL and JCL skills, a valuable understanding of the end-to-end card lifecycle, and the ability to contribute across the full software development lifecycle. What you'll do - Develop and maintain mainframe applications using COBOL, JCL, VSAM, and DB2 - Support defect resolution during testing cycles and participate in release management activities - Manage the full software development lifecycle from requirements gathering through to deployment - Perform code reviews, enforce coding standards, and ensure quality of deliverables - Diagnose and resolve technical issues related to mainframe applications - Optimize mainframe systems for performance and efficiency - Collaborate with business analysts, QA, and stakeholder teams to design and deliver technical solutions - Create and maintain technical documentation including functional and technical specifications - Identify and mitigate technical risks and contribute to process improvement initiatives - Provide guidance and support to other team members What you bring - 4 to 8 years of mainframe development experience - Strong hands-on skills in COBOL, JCL, VSAM, and DB2 - Good knowledge of Unix scripting - Solid understanding of the cards domain with a focus on the issuing side and end-to-end card lifecycle - Experience working in Agile delivery environments - Strong communication skills with the ability to collaborate across business and technical teams - Eligibility for a mandatory background check Nice to have - Experience supporting large-scale card platform migrations or upgrades - Familiarity with mainframe performance tuning and optimization techniques - Prior experience mentoring junior developers Work setup - Toronto, ON - 6+ month contract - English proficiency required Apply on Kit Job: kitjob.ca/job/2ptw0x