Senior Mainframe Developer
1 day ago
We are seeking a Senior Mainframe Developer with 7 10 years of hands-on experience in developing and supporting enterprise mainframe applications. The ideal candidate will have strong expertise in COBOL, DB2, and VSAM , with experience in batch and online/transaction processing environments. This is a 6-month contract (possible extension) based in Canada (Remote/Hybrid options available) starting 02-Feb-2025 . Job Description: Senior Mainframe Developer Job Title: Senior Mainframe Developer Location: Canada (Remote/Hybrid options available) Contract Duration: 6 Months (possible extension) Start Date: 02-Feb-2025 About the Role As a Senior Mainframe Developer, you will design, develop, test, and maintain critical mainframe applications supporting large-scale enterprise systems. You will collaborate with business and technical teams to deliver stable, high-performing solutions and support modernization initiatives. Key Responsibilities Design, develop, test, and maintain mainframe applications using COBOL, DB2, and VSAM Convert business requirements into scalable and efficient technical solutions Perform DB2 performance tuning , query optimization, and access path analysis Work on both batch processing and online transaction processing Partner with Business Analysts, QA, and development teams to ensure on-time delivery Provide production support , troubleshooting, and root cause analysis Maintain technical documentation including program logic, changes, and workflows Participate in code reviews , enforce coding standards, and ensure best practices Support mainframe modernization, migration, and integration initiatives Required Skills & Qualifications 7 10 years of mainframe development experience Strong expertise in COBOL,2, and VSAM Good understanding of JCL, CICS , and IMS (IMS preferred, not mandatory) Experience in batch and transaction processing systems Strong skills in SQL , DB2 database design, and performance tuning Experience with mainframe utilities: IDCAMS, SORT, File-Aid, Expeditor Understanding of SDLC and Agile methodologies Strong analytical, debugging, and problem-solving abilities Excellent communication and collaboration skills #J-18808-Ljbffr
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Mainframe Developer
1 week ago
Toronto, Ontario, Canada NLB Services Full timeMainframe Lead(10+ years)Mainframe code, host environment and infrastructure, , COBOL, MQ, JCL, VSAM, TSO, ISPF, IMS DC/DB, DB2, z/OS connect, Endevor, IDz, ZDT, preferred payment card experience(Additionally, candidate needs to manage customer expectation on soft skill were the candidate can handle design work and manage as a technical lead. Additionally,...
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Mainframe Developer
4 weeks ago
Toronto, Canada Avanciers Inc. Full timeAvanciers is hiring a Mainframe Developer in Toronto, ON for one of our Fortune 500 clients. This is a full‑time role with the client. Benefits will be covered by the client. Job Title: Mainframe Developer Location: Toronto, ON (3‑4 days/week Hybrid) Key Skills COBOL, JCL, IMS DB, DB2, VSAM, CICS Job scheduling tools: CA-7, Control M ITSM tools: Jira,...
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Mainframe Developer
4 weeks ago
Toronto, Canada Avanciers Inc. Full timeAvanciers is hiring a Mainframe Developer in Toronto, ON for one of our Fortune 500 clients. This is a full‑time role with the client. Benefits will be covered by the client. Job Title: Mainframe Developer Location: Toronto, ON (3‑4 days/week Hybrid) Key Skills COBOL, JCL, IMS DB, DB2, VSAM, CICS Job scheduling tools: CA-7, Control M ITSM tools: Jira,...
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Mainframe Developer
3 weeks ago
Toronto, Canada J&M Group Full timeOverview Join to apply for the Mainframe Developer role at J&M Group . Responsibilities Develop and enhance banking applications on the mainframe. Identify root causes of issues and resolve them. Qualifications COBOL JCL DB2 Details Seniority level: Entry level Employment type: Contract Job function: Information Technology Industries: IT Services and IT...
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Mainframe Developer
4 weeks ago
Toronto, Canada J&M Group Full timeOverview Join to apply for the Mainframe Developer role at J&M Group. Responsibilities Develop and enhance banking applications on the mainframe. Identify root causes of issues and resolve them. Qualifications COBOL JCL DB2 Details Seniority level: Entry level Employment type: Contract Job function: Information Technology Industries: IT Services and IT...
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Mainframe Developer
4 weeks ago
Toronto, Canada J&M Group Full timeOverview Join to apply for the Mainframe Developer role at J&M Group. Responsibilities Develop and enhance banking applications on the mainframe. Identify root causes of issues and resolve them. Qualifications COBOL JCL DB2 Details Seniority level: Entry level Employment type: Contract Job function: Information Technology Industries: IT Services and IT...
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Mainframe Developer
4 weeks ago
Toronto, Canada Tata Consultancy Services Full timeMainframe Developer – COBOL, CICS, JCL with TIBCO Focus Direct message the job poster from Tata Consultancy Services Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the...
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Mainframe Developer
4 weeks ago
Toronto, Canada Tata Consultancy Services Full timeMainframe Developer – COBOL, CICS, JCL with TIBCO Focus Direct message the job poster from Tata Consultancy Services Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the...
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Lead Mainframe Developer
3 weeks ago
Toronto, Canada J&M Group Full timeJoin to apply for the Lead Mainframe Developer role at J&M Group . Development using mainframe technologies like COBOL, JCL, CICS, DB2, and VSAM, along with mainframe file management features. Exposure to scripting languages such as REXX and SAS. Strong written and verbal communication skills. Excellent aptitude for planning, organizing, and prioritizing....
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Mainframe/Assembler Developer
4 days ago
Toronto, Canada LanceSoft Full timeLocation Address 2201 Eglinton Ave East - Scarborough Contract Duration 02/16/2026 to 04/30/2026 Possibility of Extension & Conversion to FTE Possible Schedule Hours 9am-5pm Monday-Friday; standard 37.5 hrs/week (Possible OT) Story Behind the Need (Reason for hiring) The team requires a highly specialized Mainframe/Assembler Developer to support complex...
