Find a jobRecruiters

Mainframe Software Developer

Exclusive opportunity

Onsite

Mainframe Software Developer

CPKC

Mainframe Software Developer

Skills

Testing & QACOBOL

17 days ago

Share this opportunity

Share this opportunity to other talents of your network:
✓ Offer them a visibility boost with clients.
✓ Help your contacts find their next job.

Important information


Contract type:

Freelance / Contract

Location:

Calgary, AB, Canada

Work mode:

Onsite

Published on:

2 October 2026

What they need


Join CPKC, North America’s first transnational railroad connecting U.S., Canada, and Mexico, where your career drives progress and safety is paramount. We connect communities, fuel economic growth, and provide meaningful work in a culture that values diversity, accountability, and pride. With opportunities for training, development, and advancement, you’re not just building a career—you’re part of something bigger. Together, we move goods, connect people, and create lasting change. Your future starts here.

PURPOSE OF THE POSITION:

Drive business success by designing, developing, testing, implementing, and maintaining robust software solutions on Mainframe Computer Systems. Deliver projects within an SDLC framework, support mission-critical applications, and foster best practices across the development team.

This is a 7 month fixed term contract with possible extensions.

POSITION ACCOUNTABILITIES:

  • Analyze, implement, maintain, and document system and application software
  • Diagnose, isolate, and resolve complex software issues; provide expert troubleshooting and problem fixing
  • Review, modify, and test existing programming systems, ensuring reliable and efficient operation in large-scale environments
  • Lead needs analysis and requirement gathering for application development and implementation
  • Ensure all delivered solutions align with business requirements and follow established SDLC methodologies
  • Develop, code, and test new application programs and features; maintain thorough documentation of all development and revisions
  • Share knowledge—coach developers on best practices and provide code reviews for quality assurance
  • Participate in 24/7 on-call support rotation to provide rapid response and resolution for business-critical systems
  • Monitor software health and performance, ensuring optimal application operation across the system lifecycle
  • Contribute to post-implementation reviews to foster continuous improvement

POSITION REQUIREMENTS:

  • Minimum 3 years of hands-on experience developing and supporting complex, integrated application systems for Mainframe systems
  • Proficient with a variety of programming languages, including Cobol-DB2/IMS, JCL and strong unit testing skills
  • Strong understanding of SDLC processes and best practices

PRE-EMPLOYMENT REQUIREMENTS:

Background Investigation

  • Criminal history check
  • Education verification
  • Professional references

BECOMING A RAILROADER:

As an employee with a North American presence, the possibility does exist that the location of your position may be changed based on organizational requirements.

Management Conductor Program

Becoming a qualified conductor or locomotive engineer is the single best way for a management employee to learn the business at CPKC. You may be required to obtain a certification or to maintain your current certification/qualification as a conductor or locomotive engineer.

CULTURE OF INCLUSION:

For our U.S. applicants, CPKC is an equal opportunity/affirmative action employer, inclusive of protected veterans and individuals with disabilities. For Canadian applicants CPKC is an employment equity employer committed to the principles of employment equity and inclusion. We encourage all qualified candidates to apply including: women, Black, Indigenous, People of Color (BIPOC), members of the LGBTQ+ community and people with disabilities. Accommodations for the job application process can be provided, as appropriate, upon request. All applicant information will be managed in accordance with the federal Personal Information Protection and Electronic Documents Act (PIPEDA).

  • Req ID: 106420
  • Department: Information Services & Network Service Centre (NSC)
  • Job Type: Fixed Term
  • Position Type: Non-Union
  • Location: Calgary, Alberta
  • Country: Canada
  • % of Travel: 0-10%
  • of Positions: 1

  • Job Grade: 4
  • Job Available to: Internal & External

#LI-ONSITE

#LI-HN2

Other offers great for you!

These companies are also looking for great profiles

Taleo

IT Analyst / Developer COBOL Mainframe

-

Freelance

Brussels, Belgium

Hybrid, Onsite

Skills

IBM Db2COBOLMainframelife insurancelife back-endcode analysis

7 months ago

Quick apply

Visian

Consultant Mainframe

Freelance

Paris, France

Hybrid

Skills

MainframeProduction supportIncident managementCA7CICS

4 days ago

Quick apply

Fakto

AI Software Engineer

€70k–€90k

Permanent contract

Neuilly-sur-Seine, France

Hybrid

Skills

LLMs / Large language modelsBackend DevelopmentDevOpsAWSTerraform

2 hours ago

Quick apply

The best place to find your next move

© 2026. All Rights Reserved.

Talents

Find a job

Create a profile

Solutions and tools