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Mainframe Developer Jobs in Ontario (NOW HIRING)

Pacer Group

Mainframe Developer

Kitchener, ON

Mainframe Developer Location: Kitchener, ON Work Arrangement: 100% Onsite Employment Type: Contract Duration: 06-12 Months Domain: BFSI Pay Rate: CAD 50-52/hour Incorporated Application Deadline: May ...

CIBC

Mainframe Developer

Toronto, ON · Hybrid

To learn more about CIBC, please visit CIBC.com What you'll be doing As a member of CIBC's Shared Platform Technology Team, the Mainframe Developer will help lead the technical design, development ...

CIBC US

Mainframe Developer

Toronto, ON · Hybrid

To learn more about CIBC, please visit CIBC.com What you'll be doing As a member of CIBC's Shared Platform Technology Team, the Mainframe Developer will help lead the technical design, development ...

Scotiabank

Mainframe Developer

Toronto, ON

... mainframe development complex programs using Cobol, JCL, IMS DB, DB2, VSAM, CA7, SAS, Netron. Experience working in an agile environment / methodology / deployment (e.g. GIT, DevOps pipeline, JIRA ...

United Airlines

Mainframe Developer

Toronto, ON · On-site

Mississauga, ON Associate should be a strong in Mainframe development Associate should have ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

LearnQuest

Mainframe DevOps Expert (Remote)

Toronto, ON · Remote

We are seeking a highly skilled Mainframe DevOps Expert to join our team for an exciting short-term project. Key Responsibilities: As a Curriculum Development Specialist, your primary responsibility ...

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Mainframe Developer information

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$29

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$69

How much do mainframe developer jobs pay per hour?

As of Jun 12, 2026, the average hourly pay for mainframe developer in Ontario is $50.63, according to ZipRecruiter salary data. Most workers in this role earn between $42.79 and $56.97 per hour, depending on experience, location, and employer.

What is the salary of a mainframe developer?

The salary of a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior roles or those with specialized skills in COBOL, JCL, or mainframe security may earn higher compensation.

What is the difference between Mainframe Developer vs Mainframe Analyst?

AspectMainframe DeveloperMainframe Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing and maintaining existing mainframe systems
Skills & CertificationsCOBOL, JCL, DB2, certifications like IBM Certified DeveloperCOBOL, JCL, system analysis, troubleshooting skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsSupport teams, system analysis, user support
Industry UsageFinancial services, insurance, government agenciesFinancial institutions, healthcare, government agencies

While Mainframe Developers focus on creating and implementing mainframe applications, Mainframe Analysts primarily analyze, troubleshoot, and maintain existing systems. Both roles require similar technical skills and often work within the same industries, but their core responsibilities differ in development versus support and analysis.

Is mainframe hard to learn?

Mainframe development can be challenging for beginners due to its specialized programming languages like COBOL and its unique environment. However, with dedicated training and practice, many developers can acquire the necessary skills to work effectively on mainframe systems.

What are some common challenges Mainframe Developers face when integrating legacy systems with modern applications?

Mainframe Developers often encounter challenges such as ensuring compatibility between legacy systems and newer technologies, managing data migration without disrupting business operations, and maintaining the security of sensitive data. Effective communication with cross-functional teams, such as application developers and infrastructure engineers, is essential to address these challenges. Staying updated on both mainframe and modern programming practices helps ease integration and ensures long-term system reliability.

Is mainframe still in demand?

Mainframe developers are still in demand due to the continued reliance of many large organizations on mainframe systems for critical operations. Skills in COBOL, JCL, and mainframe security are valuable, and demand persists in industries like finance, insurance, and government. However, the overall number of roles is smaller compared to other modern development environments.

What are Mainframe Developers?

Mainframe Developers are specialized software engineers who design, develop, maintain, and troubleshoot applications on mainframe computer systems, such as IBM's z/OS. They typically work with languages like COBOL, JCL, and CICS, and are responsible for ensuring the performance, security, and reliability of mission-critical business applications. Mainframe Developers are commonly employed in industries like banking, insurance, and government, where large-scale, high-volume transaction processing is essential.

What are the key skills and qualifications needed to thrive as a Mainframe Developer, and why are they important?

To thrive as a Mainframe Developer, you need expertise in programming languages such as COBOL, JCL, and SQL, along with a strong understanding of mainframe operating systems and batch processing concepts. Familiarity with tools like IBM z/OS, DB2, CICS, and version control systems is typically required, and certifications from IBM or related organizations can be beneficial. Strong problem-solving abilities, attention to detail, and effective communication skills help Mainframe Developers excel in troubleshooting and collaborating with cross-functional teams. These skills are crucial for maintaining, optimizing, and modernizing legacy systems that are vital to many large organizations’ operations.

Can mainframe be replaced by AI?

Mainframe developers work with large-scale, legacy systems that require specialized knowledge of mainframe environments, programming languages, and security protocols. While AI can automate certain tasks like code analysis and testing, it is unlikely to fully replace mainframe developers due to the complexity and critical nature of mainframe systems. Instead, AI tools are used to augment their work and improve efficiency.
What are the most commonly searched types of Mainframe Developer jobs in Ontario? The most popular types of Mainframe Developer jobs in Ontario are:
What are popular job titles related to Mainframe Developer jobs in Ontario? For Mainframe Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Mainframe Developer jobs in Ontario look for? The top searched job categories for Mainframe Developer jobs in Ontario are:
What cities in Ontario are hiring for Mainframe Developer jobs? Cities in Ontario with the most Mainframe Developer job openings:
What are popular job titles related to Mainframe Developer jobs in ON? For Mainframe Developer jobs in ON, the most frequently searched job titles are:
Mainframe Developer jobs near you
Infographic showing various Mainframe Developer job openings in Ontario as of June 2026, with employment types broken down into 100% Contract. Highlights an 100% In-person job distribution, with an average salary of $105,312 per year, or $50.6 per hour.
Mainframe Developer

Mainframe Developer

Pacer Group

Kitchener, ON

Other

Posted 27 days ago

Job description

Job Title: Mainframe Developer

Location: Kitchener, ON

Work Arrangement: 100% Onsite

Employment Type: Contract

Duration: 06-12 Months

Domain: BFSI

Pay Rate: CAD 50-52/hour Incorporated

Application Deadline: May 18th, 2026


SKILLS REQUIRED

Experience in application validation following code changes and promotions

Proficient in source code comparison using SCLM and BMC AMI (Code Pipeline ISPW)

Hands-on experience verifying code promotions across DEV, QA, UAT, and PROD environments

Skilled in identifying mismatches, missing components, and version inconsistencies

Experience reviewing audit records, promotion logs, and change history

Strong understanding of SDLC, change management, and audit compliance processes

Effective collaboration with development, QA, and release management teams

Experience supporting audits through proper documentation and end-to-end traceability


EEOC Compliance:

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment.


DISCLAIMER

AI Usage Policy: Pacer Group uses AI to assist in screening applications. Final hiring decisions are made by human recruiters based on qualifications and experience.

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