Contract Senior Back End Developer Position

Source Code • toronto, on, Canada • Posted May 26, 2026

Location toronto, on
Job Type Full-time
Category Other-General
Posted May 26, 2026
Take on a Senior Back End Developer contract focused on transforming mainframe system design and code. This role emphasizes analysis, development, and compliance with QA standards.
We are looking for a Senior Software Developer with extensive experience to analyze system requirements and prepare detailed technical documentation. Your ability to collaborate with database management teams and provide knowledge transfer will be vital as you lead projects from concept through to implementation. This is a contract with potential extensions, allowing for continued involvement in key developments.
Key Responsibilities:
• Perform analysis of current system designs and database structures
• Develop technical specifications to guide coding efforts
• Facilitate design sessions and obtain sign-offs
• Ensure high QA standards in all technical documentation
• Partake in integration testing, including defect analysis
Requirements:
• 5+ years of mainframe PL/I transaction de...

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