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Remote Mainframe Developer Jobs in Ontario (NOW HIRING)

StackandCo

... role will have remote onboarding but only candidates based in Ireland will be considered for this role. \n \n \n \n \n \n Requirements \n \n \n * Minimum of 5 years in a similar role \n

Clio

Software Developer, Mobile

Toronto, ON · Remote

CA$129K - CA$149K/yr

Summary: We are currently seeking a Software Developer, Mobile to join our rapidly growing ... Growth mindset when it comes to process improvement and new technologies, especially AI. #LI-Remote ...

Autodesk

We are seeking a Senior Software Engineer to join our team building innovative Preconstruction ... This position is fully remote to be based in Canada only. Responsibilities * Design, develop, test ...

Clio

Senior Developer, Enterprise AI

Toronto, ON · Remote

CA$176K - CA$202K/yr

The Senior Developer, Enterprise AI is a hands-on technical leader responsible for building ... This is a new position. #LI-Remote What you will find here: Compensation is one of the main ...

Autodesk

Developers on this teamare responsible forthe full lifecycle of the product - from writing and ... This is a remote position to be based in Canada only. Responsibilities * Take end-to-end ownership ...

Funded.club

Senior Desktop Software Developer

Toronto, ON · Remote

CA$160K - CA$175K/yr

Senior Desktop Software Developer About Sync Sync.com is a leading end-to-end encrypted cloud ... Flexible remote work * Opportunity to lead the technical direction of a flagship desktop product

StackandCo

Net Software Developers to their global development team who can hit the ground running and start ... Benefits package \n * 100% remote working and flexible hours \n \n \n \n \n \n

StackandCo

Net Software Developer to their global development team who can hit the ground running and start ... Benefits package \n * 100% remote working and flexible hours \n \n \n \n \n \n

StackandCo

Senior C# .Net Developer

Galway, NY · On-site +1

Net Software Developers to their global development team who can hit the ground running and start ... Benefits package \n * 100% remote working and flexible hours \n \n \n \n \n \n

Ontario Teachers' Pension Plan

Software Developer

Toronto, ON · On-site +1

CA$100K - CA$107K/yr

The opportunity As the Software Developer, you will analyze, design, develop, and support software ... A flexible work environment combining in office collaboration and remote working * Competitive time ...

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Remote Mainframe Developer information

Is IBM still making mainframes?

IBM continues to manufacture mainframes, such as the IBM Z series, which are widely used in enterprise environments for their reliability, security, and scalability. Mainframes remain a key platform for large-scale data processing and transaction workloads, and many organizations rely on mainframe developers to maintain and upgrade these systems.

What Does a Remote Mainframe Developer Do?

As a remote mainframe developer, you work from home to design, code, test, and configure software and applications used on a mainframe system. Mainframes are large computers with particularly high processing power and are often used for critical tasks like bulk data processing or enterprise resource planning. In this role, you may help ensure all new software is fully backward-compatible, monitor system performance, isolate errors, and work collaboratively with other developers as needed. Most mainframe developers work for larger companies. As a remote employee, you use virtual office software, phone, chat, or email to remain connected to other employees.

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

To thrive as a Remote Mainframe Developer, you need strong programming skills in languages like COBOL, JCL, and experience with mainframe operating systems, often supported by a degree in computer science or related field. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is typically required, along with relevant certifications. Excellent problem-solving abilities, independent work ethic, and effective virtual communication are standout soft skills for this remote role. These skills ensure smooth maintenance, modernization, and support of critical legacy systems in distributed teams.

Is mainframe developer a good career?

A mainframe developer is a skilled IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy technologies like COBOL and JCL. However, it requires specialized skills and ongoing learning to stay current with evolving systems and tools.

Can mainframe be replaced by AI?

Mainframe developers work with large-scale, legacy systems that require specialized knowledge of mainframe architectures, programming languages, and security protocols. While AI can automate certain tasks like code analysis and testing, it is unlikely to fully replace the need for skilled mainframe developers who maintain and optimize critical enterprise systems. AI tools may assist in development, but human expertise remains essential for complex mainframe environments.

How does a Remote Mainframe Developer typically collaborate with on-site teams and manage communication challenges?

As a Remote Mainframe Developer, you'll often work closely with on-site IT teams, business analysts, and project managers through virtual meetings, chat platforms, and shared documentation tools. Effective communication is key, so regular check-ins and proactive status updates help ensure alignment on project goals and troubleshooting efforts. Many companies use agile methodologies, which means you'll likely participate in daily stand-ups and sprint planning sessions remotely. While time zone differences can be a challenge, flexible scheduling and clear communication protocols are common strategies to keep everyone connected and productive.

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 developers with specialized skills in COBOL, JCL, and mainframe tools may earn higher salaries, especially in industries like finance and government that rely heavily on mainframe systems.

What is a Remote Mainframe Developer?

A Remote Mainframe Developer is a software professional who specializes in designing, developing, maintaining, and troubleshooting applications that run on mainframe computers, while working from a remote location. Mainframes are powerful computers often used by large organizations for critical applications, such as transaction processing and bulk data handling. Remote Mainframe Developers use programming languages like COBOL, JCL, and Assembler, and often connect to mainframe systems via secure networks. Their work ensures that legacy systems remain efficient, secure, and up-to-date. This role typically requires strong technical skills, experience with mainframe environments, and effective communication for collaborating with on-site teams.
More about Remote Mainframe Developer jobs
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 Remote Mainframe Developer jobs in Ontario? For Remote Mainframe Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Remote Mainframe Developer jobs in Ontario look for? The top searched job categories for Remote Mainframe Developer jobs in Ontario are:
What cities in Ontario are hiring for Remote Mainframe Developer jobs? Cities in Ontario with the most Remote Mainframe Developer job openings:
Remote Mainframe Developer jobs near you
Infographic showing various Remote Mainframe Developer job openings in Ontario as of June 2026, with employment types broken down into 1% Locum Tenens, 1% As Needed, 93% Full Time, 4% Part Time, and 1% Contract. Highlights an 44% Physical, 4% Hybrid, and 52% Remote job distribution.

C# .NET Software Developer (Contract)

StackandCo

Remote

Full-time

Posted 29 days ago

Job description

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\n We have a requirement for a C# Developer to join our client in Dublin City Centre on a 6\-month contract with the possibility of extension.<\/span>
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\n The role is Back\-End and Azure based so experience in these areas is critical.<\/span>
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\n This role will have remote onboarding but only candidates based in Ireland will be considered for this role.<\/span>
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\n Requirements
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  • Minimum of 5 years in a similar role
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  • Understanding of Azure Functions\/Storage Queues
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  • Senior Development\/Team Lead experience
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