Quality Engineer - Mainframe Testing
Astra North Infoteck Inc.
Job Title: Quality Engineer – Mainframe (Banking Systems)
Location: Toronto, ON
Work Model: Hybrid (4 days/week in office)
Role Overview
We are seeking a Senior Quality Engineer (QE) with strong mainframe expertise to support testing of critical banking systems. This role focuses on ensuring the quality and reliability of a large-scale, high-availability mainframe application that powers core banking services.
The system operates 24/7 and supports essential channels such as online banking, POS, and ATM transactions. The ideal candidate will bring deep experience in mainframe testing, strong analytical skills, and the ability to work in a fast-paced, mission-critical environment.
Key Responsibilities
1. Test Strategy & Planning
Design, develop, and maintain comprehensive test strategies and test plans
Define testing scope, timelines, and deliverables based on business and technical requirements
Manage testing priorities and ensure timely execution
2. Test Execution & Quality Assurance
Perform:
Functional testing
Integration testing
Regression testing
Performance testing on mainframe applications
Execute test cases and validate system behavior against requirements
Ensure high-quality delivery for banking services and transaction systems
3. QA Leadership & Governance
Lead QA activities for:
Conversion projects
Attestation processes
Audit initiatives
~ Contribute to quality governance and compliance requirements
4. Defect Management & Collaboration
Identify, document, and track defects through resolution
Collaborate closely with development and IT teams
Communicate test results, risks, and quality metrics to stakeholders
5. Documentation & Reporting
Create and maintain:
Test cases
Test plans
Test artifacts and documentation
~ Ensure traceability between requirements and testing outcomes
6. Production Support
~ Provide occasional after-hours support for production testing (as needed)
Required Skills
Strong experience in mainframe testing and quality engineering
Hands-on expertise in:
COBOL
JCL
IMS (DB / Online / Batch)
DB2
MQSeries (for testing purposes)
Experience with:
Test case design and execution
Defect tracking and management
Testing methodologies and QA best practices
Familiarity with Git and Endevor for version and artifact management
Excellent communication and stakeholder interaction skills
Nice to Have
Experience with:
z/OS Connect
IBM Developer for z Systems (IDz)
zUnit and test automation frameworks
Knowledge of CI/CD pipelines for mainframe testing
Exposure to performance testing tools and techniques
Understanding of Java/Cloud integration for hybrid systems
Experience in API testing and service virtualization
Domain
Banking / Financial Services
Experience with high-volume, transaction-based systems is preferred
$65k - $115k per year
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