Advance your career as a Senior Mainframe Developer with a hybrid role based in Toronto, focusing on large-scale mainframe systems. This contract position starts September 25, 2026.We seek a seasoned Senior Mainframe Developer with over 10 years of hands-on experience in COBOL, CICS, JCL, and DB2 to take charge of application design and maintain legacy systems. Collaborate with business analysts and quality assurance throughout project delivery.Key Responsibilities:Design and develop mainframe applications with COBOL and CICSHandle IMS DB/DC and VSAM data structuresWrite and debug mainframe programs effectivelyResolve production issues and enhance system performanceCreate XML interfaces and support Tibco integrationsRequirements:10+ years experience in mainframe developmentProficient in COBOL, CICS, JCL, DB2, and TSOSkilled in SAS development for mainframeExperience in automation testing on mainframeStrong debugging abilities in a large codebaseLeverage your mainframe development expertise to revolutionize systems in Toronto.

📌 Toronto Senior Mainframe Developer Position
🏢 Agility IT
📍 Toronto