Modernize mission-critical applications with COBOL, APIs, and DevOps as a Senior Software Engineer supporting Affinity Life’s IBM z/OS systems.
This hybrid opportunity in Waterloo, Ontario suits an experienced engineer bridging mainframe expertise with modern software engineering. You will work across application modernization, API integration, automated testing, source control, continuous integration, and continuous delivery. The position also includes technical leadership and mentoring.
Key Responsibilities: Contribute to modernization and mainframe-to-distributed system connectivity
Apply automated testing, source control, CI, and CD practices
Conduct architecture, design, and code reviews
Partner with architects, product owners, engineers, and stakeholders




Document technical, deployment, operational, and support information
Requirements: Robust enterprise mainframe application development and support experience
Experience with COBOL, JCL, DB2, CICS, and IBM z/OS
Experience with VSAM or related mainframe data technologies
Experience with solution design, reviews, and technical decisions
Experience mentoring engineers and sharing technical knowledge
Bring mainframe modernization, API integration, and DevOps experience to Affinity Life’s Senior Software Engineer team.

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📌 COBOL Modernization Engineer Waterloo (Ontario)
🏢 Manulife
📍 Ontario