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Remote Mainframe Developer Jobs in Toronto, ON (NOW HIRING)

Senior Software Developer

Toronto, ON · Remote

CA$123.60K - CA$187.90K/yr

The Opportunity Our Engineering team owns the code that lets our customers do powerful things with ... You've thrived in remote settings, excelling in async communication, independent work, and time ...

About Canals Canals is a fully remote, profitable startup transforming the industrial supply chain ... We're a 100 person team (60 in engineering) distributed across North and South America. The ...

About the Role As a Senior Software Engineer, you will work on our engineering team on a broad ... Experience working with remote teams * Note: Not all of these technologies are required, if you ...

About the Role As a Senior Software Engineer, you will work on our engineering team on a broad ... Experience working with remote teams * Note: Not all of these technologies are required, if you ...

As a Software Developer, you will contribute to all aspects of the software delivery lifecycle, working closely with senior developers, architects, and the Scrum team to design, build, test, and ...

Spectrum Health Care is seeking an AI Developer to join our growing Data and AI Team and help shape the next generation of healthcare intelligence. This is a full‑stack AI role where you will work ...

Remote Role Responsibilities * Develop and complete coding tasks in various enterprise languages . * Evaluate and improve systems and build toolchains using C and Rust . * Enhance enterprise JVM and ...

Senior Software Engineer

Toronto, ON · Remote

CA$110K - CA$140K/yr

Performance optimization and scalability work for multi-tenant SaaS environment * DevOps activities ... Fully remote work & support to assist with making your remote office space as comfortable as ...

... Developer to design, develop, and maintain software applications. This role requires strong technical expertise, problem-solving skills, and a passion for learning and innovation. This is a remote ...

Senior Software Engineer (Remote)

Toronto, ON · Remote

CA$140K - CA$170K/yr

Experience writing performant and maintainable UI/UX * Strong understanding of security, reliability, and DevOps principles * Experience collaborating in cross-functional teams * Ability to clearly ...

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Remote Mainframe Developer information

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.

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 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.
What are the most commonly searched types of Mainframe Developer jobs in Toronto, ON? The most popular types of Mainframe Developer jobs in Toronto, ON are:
What are popular job titles related to Remote Mainframe Developer jobs in Toronto, ON? For Remote Mainframe Developer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Remote Mainframe Developer jobs in Toronto, ON look for? The top searched job categories for Remote Mainframe Developer jobs in Toronto, ON are:
Infographic showing various Remote Mainframe Developer job openings in Toronto, ON as of May 2026, with employment types broken down into 84% Full Time, 13% Part Time, and 3% Contract. Highlights an 73% Physical, 18% Hybrid, and 9% Remote job distribution.
Sr Micro Focus COBOL Developer (hybrid)

Sr Micro Focus COBOL Developer (hybrid)

NTT DATA Services

Brampton, ON • On-site, Remote

Full-time

Posted 25 days ago


NTT Data rating

7.3

Company rating: 7.3 out of 10

Based on 89 frontline employees who took The Breakroom Quiz

105th of 203 rated it services


Job description

Req ID: 370816 

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a Sr Micro Focus COBOL Developer (hybrid) to join our team in Brampton, Ontario (CA-ON), Canada (CA).

We are currently seeking a Sr Micro Focus COBOL to join our team in Brampton, ON (hybrid).

  • Developing, maintaining, and enhancing enterprise applications using Micro Focus COBOL.
  • Designing, coding, testing, and debugging COBOL programs based on business requirements.
  • Working extensively with ISAM file systems for data storage, retrieval, and optimization.
  • Build and maintain automation workflows using Python.
  • Analyze business processes and identify automation opportunities.
  • Integrate RPA solutions with APIs, databases, and third-party systems.
  • Perform data extraction, transformation, and analysis using Python.
  • Develop reusable components and frameworks for automation.
  • Analyzing existing systems and proposing performance improvements and modernization strategies.
  • Troubleshooting application issues and providing timely resolution in production and non-production environments.
  • Collaborating with cross-functional teams including Business Analysts, QA, and Infrastructure teams.
  • Participating in code reviews and ensuring adherence to development standards and best practices.
  • Creating and maintaining technical documentation for programs, enhancements, and processes.
  • Supporting system integration efforts and interfacing with external systems.
  • Working in Agile/Scrum environments based on project needs.
  • Providing knowledge transfer and mentoring junior developers when required. 

Qualifications

  • 8+ years of hands-on experience in Micro Focus COBOL development.
  • 8+ years of experience in COBOL programming (procedural and structured programming concepts).
  • 8+ years of experience in Unix/Linux environments.
  • 5+ years of experience in RPA tools.
  • Proficiency in Python programming.

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.

NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.


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About NTT DATA

Sourced by ZipRecruiter

NTT DATA Services is a global business and IT services provider specializing in digital, cloud and automation across a comprehensive portfolio of consulting, applications, infrastructure and business process services. We are part of the NTT family of companies, a partner to 85 % of the Fortune 100.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Plano, TX, US

Year founded

1967