Senior Developer – Mainframe Technologies (COBOL / DB2 / AS400)
Top Benefits
About the role
Category: Software Development/ Engineering
Main location: Canada, Quebec, Montreal
Position ID: J0725-1429
Employment Type: Full Time
Position Description:
You will join a team of experienced architects and developers to contribute to the modernization and evolution of a critical system in the banking sector.
This role is intended for a senior developer who is passionate about stability, performance, and large-scale systems — and who has a strong desire to grow into an architectural role.
Responsibilities
-
Participate in the technical design of complex applications in a Mainframe environment.
-
Develop and maintain well-structured and high-performance COBOL/DB2 code.
-
Collaborate with architects to understand architectural principles and contribute to solution design.
-
Write clear, maintainable technical documentation.
-
Take part in testing, deployment, and application support phases.
-
Learn software architecture principles as part of a structured career development plan.
Profile sought
-
5+ years of experience in Mainframe development (COBOL, JCL, DB2, AS400).
-
Solid understanding of banking or transactional systems.
-
Strong interest in application architecture and critical systems.
-
Autonomy, rigor, and technical curiosity.
-
Bilingual (French required, functional English).
#LI-NO1
Skills:
- Advanced Analytics
- Agile Coach
- Business Acumen
What you can expect from us:
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 recognize the richness that diversity brings. We strive to create a work culture where all belong and collaborate with clients in building more inclusive communities. As an equal-opportunity employer, we want to empower all our members to succeed and grow. If you require an accommodation at any point during the recruitment process, please let us know. We will be happy to assist.
Come join our team—one of the largest IT and business consulting services firms in the world.
About CGI
Insights you can act on to achieve trusted outcomes.
We are insights-driven and outcomes-focused to help accelerate returns on your investments. Across 21 industry sectors and 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 and constructive tone. We remove comments containing objectionable language and derogatory views. We do not allow content that is unrelated to the subject, and we remove discriminatory and racist comments as well as spam and advertising.
Note that content on this page contains general information regarding CGI’s services and initiatives and should not be considered direct business advice. To engage in a discussion with one of our experts, please make a request through https://www.cgi.com/en/contact-us
Senior Developer – Mainframe Technologies (COBOL / DB2 / AS400)
Top Benefits
About the role
Category: Software Development/ Engineering
Main location: Canada, Quebec, Montreal
Position ID: J0725-1429
Employment Type: Full Time
Position Description:
You will join a team of experienced architects and developers to contribute to the modernization and evolution of a critical system in the banking sector.
This role is intended for a senior developer who is passionate about stability, performance, and large-scale systems — and who has a strong desire to grow into an architectural role.
Responsibilities
-
Participate in the technical design of complex applications in a Mainframe environment.
-
Develop and maintain well-structured and high-performance COBOL/DB2 code.
-
Collaborate with architects to understand architectural principles and contribute to solution design.
-
Write clear, maintainable technical documentation.
-
Take part in testing, deployment, and application support phases.
-
Learn software architecture principles as part of a structured career development plan.
Profile sought
-
5+ years of experience in Mainframe development (COBOL, JCL, DB2, AS400).
-
Solid understanding of banking or transactional systems.
-
Strong interest in application architecture and critical systems.
-
Autonomy, rigor, and technical curiosity.
-
Bilingual (French required, functional English).
#LI-NO1
Skills:
- Advanced Analytics
- Agile Coach
- Business Acumen
What you can expect from us:
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 recognize the richness that diversity brings. We strive to create a work culture where all belong and collaborate with clients in building more inclusive communities. As an equal-opportunity employer, we want to empower all our members to succeed and grow. If you require an accommodation at any point during the recruitment process, please let us know. We will be happy to assist.
Come join our team—one of the largest IT and business consulting services firms in the world.
About CGI
Insights you can act on to achieve trusted outcomes.
We are insights-driven and outcomes-focused to help accelerate returns on your investments. Across 21 industry sectors and 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 and constructive tone. We remove comments containing objectionable language and derogatory views. We do not allow content that is unrelated to the subject, and we remove discriminatory and racist comments as well as spam and advertising.
Note that content on this page contains general information regarding CGI’s services and initiatives and should not be considered direct business advice. To engage in a discussion with one of our experts, please make a request through https://www.cgi.com/en/contact-us