About the Role

As a Lead Mainframe Developer you will make an impact by leading the development, support, and modernization of critical mainframe applications supporting enterprise banking operations. You will be a valued member of the delivery team, working closely with client stakeholders, offshore teams, architects, business analysts, and production support teams to ensure the stability, performance, and continuous improvement of mission-critical systems.

In This Role, You Will:

- Lead the analysis, design, development, testing, implementation, and support of mainframe applications on the IBM z/OS platform.
- Collaborate with business and technical stakeholders to understand requirements, assess impacts, and deliver effective solutions.
- Develop and maintain applications using COBOL, DB2, JCL, and VSAM technologies while ensuring adherence to coding and quality standards.
- Coordinate offshore delivery teams, review deliverables, and drive successful production implementations.




- Investigate and resolve production incidents, job failures, and application issues while recommending operational improvements and preventive measures.

Work Model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 3 days per week in a client or Cognizant office in Toronto, Ontario . Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role is accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured, we will always be transparent about role expectations.

*Please note that this position is not eligible for visa

📌 Lead Mainframe Developer (Mississauga)
🏢 Cognizant
📍 Mississauga