Job Description

Pay Rate: CAD $50/hr (Keep margin)
Location: Toronto 4 days onsite
Start Date: ASAP
GTD ID: H6T5Y1

We are hiring a Mainframe Development Lead (TSA Migration) to drive a high-impact legacy modernization initiative. This role will lead the migration of FOCUS-based applications to COBOL, JCL, and SORT/ICETOOL on the mainframe.

You will combine technical leadership, hands-on development, and migration ownership , working closely with cross-functional teams to ensure performance, stability, and functional accuracy .

• 8+ years of experience in Mainframe Application Development
• 5+ years in Technical Solution Architecture / Lead roles
• Strong experience leading end-to-end design and delivery

• 7+ years of hands-on experience in COBOL
• Expertise in batch processing, program design, and optimization

• 6+ years working with JCL
• 5+ years experience using SORT and ICETOOL utilities
• Proven ability to handle data transformation and batch optimization

• 5+ years of experience with DB2 and SQL
• Strong understanding of:
  • Batch integration
  • Query optimization
  • Performance tuning

• 4+ years working with:
  • KSDS
  • ESDS
  • RRDS
• Experience managing large-scale datasets

• 5+ years in legacy system migration or modernization
• Proven track record of:
  • Converting legacy logic into modern batch solutions
  • Ensuring data validation, reconciliation, and parallel runs

• Lead migration from FOCUS COBOL/JCL/SORT ICETOOL
• Own solution design, architecture decisions, and coding standards
• Analyze and re-engineer legacy logic
• Guide development teams through build, testing, and deployment
• Ensure performance, scalability, and operational stability
• Collaborate with business, QA, and platform teams
• Drive data validation and migration accuracy

• Experience with FOCUS and/or SAS
• Prior FOCUS COBOL/SORT ICETOOL migration
• Exposure to:
  • Mainframe performance tuning
  • Batch scheduling tools
• Experience in Financial Services domain

• Must be able to attend in-person meet & greet
• Willingness to travel if required (covered by client)
• Strong communication and stakeholder management skills
• Interview: Face-to-face client interview required
  Background Check: Mandatory

A hands-on Mainframe Lead who can:

• Think architecturally
• Code when needed
• Lead teams through complex legacy transformations

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