senior systems testing/qa specialist.

We are seeking an experienced Senior Systems Testing/QA Specialist to lead quality assurance strategies, test planning, and execution across complex, enterprise-level digital applications. In this role, you will be responsible for defining test strategies, executing manual and automated test scripts, performing API and performance testing, and driving strict compliance with accessibility standards. Working closely with developers, business analysts, and project managers in an Agile delivery framework, you will ensure end-to-end coverage across both functional and non-functional requirements to deliver high-performing, resilient digital solutions.

Location: Toronto, ON (Fully Onsite – 5 days/week required)

Duration: 4-month contract.

Advantages
Full-Spectrum QA Scope: Lead manual, automated, API, performance, and accessibility testing on enterprise systems.

Modern CI/CD Pipelines: Integrate automated test scripts directly into cloud DevOps workflows and continuous delivery pipelines.

End-to-End Ownership: Direct quality engineering from initial test strategy and plan creation to final release sign-off.

Dedicated Onsite Collaboration: Work alongside senior engineering teams in a focused 5-day onsite environment.

Responsibilities
Test Strategy & Planning: Develop comprehensive test strategies, test plans, test cases, and test scripts for complex, large-scale enterprise applications.

Manual & Automated Test Execution: Execute functional, non-functional, integration, regression, and user acceptance testing (UAT) across web, GUI, and backend environments.

Automation Engineering: Create, maintain, and execute automated test scripts using tools such as Selenium and Postman, integrating automated test suites into CI/CD pipelines.

Accessibility Compliance: Conduct rigorous accessibility testing to ensure all digital interfaces strictly adhere to AODA and WCAG standards.

Performance & Load Testing: Plan and execute performance, load, and stress testing using tools like JMeter or LoadRunner to analyze system bottlenecks and scalability.

Defect Management & Collaboration: Identify, log, track, and manage software defects in tools such as Jira or Azure DevOps, collaborating directly with developers to resolve issues.

Database & API Validation: Perform backend database testing using complex SQL queries and validate RESTful web services/APIs.

Agile Governance & Reporting: Participate in daily stand-ups, sprint planning, and retrospectives while maintaining test metrics, coverage reports, and QA documentation.

Qualifications
Enterprise QA Seniority: Minimum 10+ years of hands-on software testing experience in enterprise-level IT environments and large-scale systems (Strictly Required).

Manual & Automated Testing: Proven expertise in both manual testing and building automated test frameworks using tools like Selenium or Postman (Strictly Required).

AODA & Accessibility Expertise: Extensive experience conducting accessibility testing and ensuring strict AODA / WCAG compliance (Strictly Required).

Performance Testing: Demonstrated experience executing performance, load, and stress testing using tools such as JMeter or LoadRunner (Strictly Required).

Defect Tracking & Lifecycle Tools: Hands-on experience managing bugs, test cases, and execution through Jira, Azure DevOps, or ALM (Strictly Required).

Database & Cloud Ecosystems: Strong proficiency writing SQL queries (Oracle, SQL Server) and working knowledge of cloud platforms (Azure, AWS) and CI/CD tools (Jenkins, Git) (Strictly Required).

Summary
If you're interested in the "Senior Systems Testing/QA Specialist" role based in Toronto, we encourage you to apply online at
Only qualified candidates will be contacted for the next steps. We look forward to hearing from you!

Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to View email address on randstad.com to ensure their ability to fully participate in the interview process.

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