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CGI

Senior Mainframe Developer

On site

Toronto, Canada

Senior

Full Time

01-02-2026

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Skills

Communication Teamwork Java CI/CD Test Test Automation Training git Software Development Recruitment

Job Specifications

Position Description

We are Canada's largest independent information technology services firm, and after 45+ years, we're still growing! Join Canada's largest IT Company as a Senior Mainframe Developer, in our Financial Services Sector in Toronto.

Location - Downtown Toronto (Hybrid - 4 days office and 1 day remote)

As a Senior Developer, you will be working in a development and support capacity on our core mainframe cards and transactions system.

The core application is a large, sophisticated mainframe-based system which connects RBC clients to their banking products and services. This 24/7 application supports critical delivery channels such as Online Banking, POS, ATM and others.

Your future duties and responsibilities

Design, develop, test, deploy, support and evolve software to deliver banking services.
Lead conversion, attestation and audit initiatives
Manage individual priorities, deadlines and deliverables.
Assess and analyze business and technical requirements in order to provide estimates and establish plans and timelines
Create, update and contribute to critical documentation relevant to the projects
Effectively communicate and build rapport with team members and various IT partners
Available for after-hours production support when needed (rare)

Required Qualifications To Be Successful In This Role

Must-have

Completion of a post-secondary education
Outstanding communication skills (written and verbal)
Strong background in software development especially mainframe
Expertise in COBOL, JCL, IMS (DB/Online/Batch), DB2, MQSeries, Git/Endevor and Zeke

Nice-to-have

Understanding/usage of z/OS Connect, IDz, zUnit and test automation
Experience with CI/CD mainframe pipeline
Familiarity with Java Cloud development
CGI is providing a reasonable estimate of the pay range for this role. The determination of this range includes factors such as skill set level, geographic market, experience and training, and licenses and certifications. Compensation decisions depend on the facts and circumstances of each case. A reasonable estimate of the current range is $95,000–$145,000. This role is an existing vacancy.

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

At CGI, we value the strength that diversity brings and are committed to fostering a workplace where everyone belongs. We collaborate with our clients to build more inclusive communities and empower all CGI partners to thrive. As an equal-opportunity employer, being able to perform your best during the recruitment process is important to us. If you require an accommodation, please inform your recruiter.

To learn more about accessibility at CGI, contact us via email. Please note that this email is strictly for accessibility requests and cannot be used for application status inquiries.

Come join our team—one of the largest IT and business consulting services firms in the world.

About the Company

Insights you can act on. Founded in 1976, CGI is among the largest IT and business consulting services firms in the world. We are insights-driven and outcomes-based to help accelerate returns on your investments. Across 21 industries in 400 locations worldwide, we provide comprehensive, scalable and sustainable IT and business consulting services that are informed globally and delivered locally. We value your opinions and welcome your comments and questions on our posts here on LinkedIn. Please keep a polite, professional ... Know more