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Senior Mainframe Developer Jobs in Montreal, QC (NOW HIRING)

Senior Software Designer, AI Build the Future with Us Are you passionate about designing robust ... Azure DevOps, .NET 8, Git, SQL Server, MongoDB, BizTalk, Kafka, Docker, Kubernetes, and mainframe ...

Senior Mainframe Developer information

See Montreal, QC salary details

$29

$49

$71

How much do senior mainframe developer jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for senior mainframe developer in Montreal, QC is $49.15, according to ZipRecruiter salary data. Most workers in this role earn between $41.95 and $56.33 per hour, depending on experience, location, and employer.

What is a senior mainframe developer?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.

What are some common challenges faced by senior mainframe developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

What are the key skills and qualifications needed to thrive as a senior mainframe developer, and why are they important?

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.
Infographic showing various Senior Mainframe Developer job openings in Montreal, QC as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% Hybrid job distribution, with an average salary of $102,239 per year, or $49.2 per hour.

Senior Software Designer, AI

Industrial Alliance Pacific

Montreal, QC • Hybrid

Full-time

Retirement, PTO

Posted 14 days ago


Key responsibilities

  • Participate in analyzing business and technical requirements and produce functional and technical designs, including workflows, business rules, and integrations.

  • Ensure solutions are aligned with target architecture, IT standards, and organizational best practices.

  • Collaborate with architects, development teams, and business partners to support implementation activities.


Job description

Job Description

Senior Software Designer, AI


Build the Future with Us


Are you passionate about designing robust technology solutions and eager to contribute to an organization committed to helping its clients feel confident and secure about their future? As a Senior Software Designer, AI, you will play a key role in the functional and technical design of IT solutions that support business needs.

You will serve as a design expert and collaborate closely with business analysts, architects, developers, and quality assurance teams to ensure solutions are cohesive and aligned with organizational standards.

This position offers an excellent opportunity to showcase your expertise and fully realize your potential within a caring and trusted organization. Here, people and their development are at the heart of everything we do, creating an environment that fosters collaboration and innovation.


What You'll Accomplish with Us


As a Senior Software Designer, AI, you will be central to our mission. Your responsibilities will include:

  • Participating in the analysis of business and technical requirements and producing the required functional and technical designs, including workflows, business rules, and integrations;
  • Ensuring solutions are aligned with target architecture, IT standards, and organizational best practices;
  • Collaborating with architects, development teams, and business partners while supporting implementation activities;
  • Contributing to estimations and planning, supporting testing phases, and analyzing defects;
  • Maintaining up-to-date design documentation, acting as a key resource during production deployments, and supporting production activities;
  • Mentoring team members and promoting knowledge sharing within the organization.

What Could Accelerate Your Success in This Role


We're looking for someone who:

  • Holds a Bachelor's degree in Computer Science, Software Engineering, or an equivalent field;
  • Has 3 to 7 years of relevant experience in IT solution design;
  • Is recognized for strong analytical skills, attention to detail, and excellent communication abilities;
  • Has a solid understanding of complex application environments and experience working within Agile/Scrum methodologies;
  • Has knowledge of the insurance or financial services industry, particularly in underwriting and new business operations (an asset);
  • Has experience with several of the following technologies and platforms: Azure DevOps, .NET 8, Git, SQL Server, MongoDB, BizTalk, Kafka, Docker, Kubernetes, and mainframe environments;
  • Has leveraged Artificial Intelligence capabilities to design, develop, or optimize modern web-based products and services within Azure DevOps environments.
  • Intermediate English proficiency, both spoken and written, as approximately 20% of daily tasks are conducted in English. These tasks include leading virtual meetings, delivering presentations, and writing emails with English-speaking partners and vendors.
  • Advanced French proficiency, both spoken and written.

Why You'll Love Working with Us


  • A work environment where learning and development are integrated into a collective pursuit of excellence;
  • A healthy, safe, equitable, and inclusive workplace where everyone can thrive and reach their full potential;
  • The opportunity to work in a hybrid environment supported by flexibility and access to inspiring and innovative workspaces;
  • Competitive benefits, including flexible group insurance plans, a competitive retirement savings program, employee share purchase plan, vacation and wellness days, personal development days, telemedicine services, employee and family assistance programs, ergonomic furniture support, performance bonuses, discounts on iA products, and more.

Apply Today


Take the next step in your career and join a place where your talent truly matters.

Not Sure You Meet Every Requirement?


At iA, we believe in potential and value diverse experiences. If this opportunity inspires you, we encourage you to apply. Your place may be with us, and we would love to get to know you.


#LI-ML2
#LI-Hybrid

Location(s)Quebec / 1080, Grande Allee WestOther Possible Location(s)Montreal / 1981 McGill College Avenue
Company

iA Financial Group

Posting End Date2026-09-21Company Overview

iA Financial Group* is the strength of a company with a human side, with its over 8,000 employees. Together, we have earned the trust of our more than four million clients and 25,000 advisors who have chosen us for their insurance, savings, and wealth management.

With over $200 billion in assets and half a billion invested in technological innovation, we're a key player in the financial services industry in Canada and the United States. The secret to our success? Investing in you, one person at a time. Because, for over 125 years, we have believed that it's by supporting our employees and surrounding ourselves with the most reputable leaders in the industry, we will continue to innovate.

At iA, we're invested in you.

* iA Financial group includes the following entities: iA Services financiers, iA assurance auto et habitation, iA Gestion privee de patrimoine, PPI Management, Investia, iA Gestion de placements, Prysm, iA Clarington, Michel Rheaume et associes, Garanties Nationales, WGI Manufacturing, WGI Service Plan Division, Lubrico, iA Financement auto Our Commitment to Diversity and Inclusion

At iA Financial Group, we support and celebrate diversity. We strive to provide a workplace that is recognized as inclusive for all, regardless of ethnic origin, nationality, language, religious beliefs, gender, sexual orientation, age, marital status, family situation, or physical or mental disability.

Please note that if you need help or assistance to make the recruitment process more accessible for you, please Contact us here. Someone from our team will be happy to assist you with your needs.