Software Engineer III - Mainframe Systems

by TD Canada Trust

Reference #: R_1470357
Position Type: Regular, Full-time
Remote work options: No
Location: London, Ontario
Date Posted: Feb 01, 2026
TD Canada Trust

Job Description

Leads the creation of a comprehensive end-to-end solution and initial delivery estimations for all applications under the umbrella of the technology team.  Overall accountability for the technical design and delivery of overall to mid-level System Design Specifications (SDS) based on requirements from stakeholders.

Develop and maintain technical solutions, ensuring adherence to engineering and architectural design principles while meeting business requirements. Provide technical expertise with a focus on efficiency, reliability, scalability, and security; includes planning, evaluating, recommending, designing, operationalizing, and supporting solutions in compliance with enterprise and industry standards.

Ultimately, providing expert advice and lead in system / application administration, installation, configuration / provisioning, platform planning and design, integration and release / deployment management.

Breadth & Depth

Solutions will vary from small to application specific deliverables as part of large-scale, complex or enterprise projects. Regular interactions with senior members of the technology team will be required as well as collaboration with solution architect.

As this role requires deep technical and domain knowledge, experience in 1 or more of the following areas is required:

  • Business domain knowledge
    • Debit Card and/or Credit Card
    • Card Payments including Authentication/Authorization
    • Retail Banking
    • Nice to have: ATM, POS, Digital channels, Call Centre
  • Ecosystem knowledge
    • Payment Networks – Interac, Visa
    • Global Payment Standards (Nice to have)
      • PCI (Payment Card Industry) standards on data handling, data encryption
      • EMV (EuroPay, MasterCard, Visa) standards on card chip configuration, personalization and scripting
      • CBA (Canada Banking Act) standards for card

Candidate with knowledge in multiple areas will be preferred.

Experience & Education

  • Undergraduate Bachelors Engineering Degree in Computer Science/IT or Graduate degree in Engineering streams or relevant work experience
  • 12+ years of mainframe technology experience handling design, development and delivery with developers,
  • 5+ years of Technology lead experience with exposure and involvement in large-scale or  transformation projects requiring complex technology integration design

Preferred Qualifications

  • Mainframe experience:
    • COBOL, JCL, IMS DB/DC environment, IMS Databases, DB2, MQ, Endevor, CA7, JCL Tools such as ICEMAN, DFHSORT
    • Nice to have – SAS, Assembler, IBM Pervasive Encryption
    • Strength in developing effective relationships with different business units, portfolio and project managers, vendors.
    • Ability to present and make recommendations to senior management
    • Enthusiasm and willingness to foster a culture that encourages productivity, innovation, process improvement, teamwork and a high level of professionalism.

Who We Are:

TD is one of the world's leading global financial institutions and is the fifth largest bank in North America by branches/stores. Every day, we deliver legendary customer experiences to over 27 million households and businesses in Canada, the United States and around the world. More than 95,000 TD colleagues bring their skills, talent, and creativity to the Bank, those we serve, and the economies we support. We are guided by our vision to Be the Better Bank and our purpose to enrich the lives of our customers, communities and colleagues.

Our Total Rewards Package
Our Total Rewards package reflects the investments we make in our colleagues to help them and their families achieve their financial, physical, and mental well-being goals. Total Rewards at TD includes a base salary, variable compensation, and several other key plans such as health and well-being benefits, savings and retirement programs, paid time off, banking benefits and discounts, career development, and reward and recognition programs.

Additional Information:
We’re delighted that you’re considering building a career with TD. Through regular development conversations, training programs, and a competitive benefits plan, we’re committed to providing the support our colleagues need to thrive both at work and at home.

Please be advised that this job opportunity is subject to provincial regulation for employment purposes. It is imperative to acknowledge that each province or territory within the jurisdiction of Canada may have its own set of regulations, requirements.