senior systems testing/qa specialist.

We are seeking an experienced Senior Systems Testing/QA Specialist to lead and execute comprehensive manual and automated testing strategies for large-scale enterprise IT systems. In this role, you will be responsible for defining master test strategies, designing end-to-end test plans and scripts, and executing functional, integration, regression, performance, and accessibility tests across both Graphical User Interface (GUI) and non-GUI layers. Leveraging strong hands-on expertise with automation frameworks (Selenium, Postman), backend database validation (SQL, Oracle), cloud platforms (Azure, AWS), and defect management systems, you will collaborate closely with multidisciplinary development and business teams within Agile and Waterfall environments to deliver robust, high-quality enterprise applications.

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

Duration: 6-month contract.

Advantages
Balanced Automation & Manual Scope: Direct ownership across UI test automation, API testing, performance validation, and complex functional scenarios.

Modern Cloud & Tooling Stack: Hands-on test execution spanning Selenium, Postman, SQL, Oracle, and enterprise cloud ecosystems (Azure/AWS).

Enterprise-Scale Impact: Ensure quality, scalability, and accessibility for mission-critical, large-scale systems.

Focused Onsite Collaboration: Work directly with cross-functional technical teams and project leads in a dedicated Toronto office.

Responsibilities
Provide expert guidance on testing strategies, master test plans, tool selection, and test resource estimation.

Plan, organize, and execute end-to-end testing efforts across GUI and non-GUI environments, covering functional, systems integration, regression, performance, load, stress, and user acceptance testing (UAT).

Develop, execute, and maintain automated test scripts utilizing tools such as Selenium and Postman for API validation.

Integrate automated test suites into CI/CD build and deployment pipelines (e.g., Azure DevOps, Jenkins, Git).

Query and validate backend databases (SQL Server, Oracle) to ensure data integrity, verify ETL/migration logic, and conduct data-driven testing.

Log, track, and triage defects using enterprise test management platforms such as Azure DevOps, Jira, and ALM, collaborating with developers to reproduce and resolve issues.

Perform digital accessibility audits and remediation validations in alignment with AODA and WCAG standards.

Establish and manage test data management strategies while maintaining data privacy and security compliance across testing environments.

Participate actively in Agile ceremonies including sprint planning, daily stand-ups, backlog refinement, and retrospectives.

Maintain comprehensive documentation of test coverage, execution logs, traceability matrices, and quality metrics reports for technical teams and leadership.

Qualifications
Enterprise Testing Seniority: 10+ years of dedicated software testing experience in enterprise-level IT environments and large-scale, complex systems (Strictly Required).

Manual & Automated Testing Mastery: Strong, hands-on experience designing and executing both manual test procedures and automated test frameworks (Strictly Required).

Methodology Expertise: Deep working knowledge of Agile (Scrum/Kanban) and Waterfall delivery methodologies across the full Systems Development Life Cycle (SDLC) (Strictly Required).

Strategy & Test Asset Authoring: Proven track record authoring and maintaining master test strategies, detailed test cases, test scripts, and test summary reports (Strictly Required).

Automation & API Tooling: Hands-on experience with test automation tools such as Selenium or Postman for RESTful/SOAP API testing (Strictly Required).

Database & Query Proficiency: Strong working knowledge of relational database structures and writing queries for data validation in SQL Server or Oracle (Strictly Required).

Cloud Architecture Knowledge: Practical familiarity and knowledge of cloud technologies and platforms such as Microsoft Azure or AWS (Strictly Required).

Nice-to-Have Assets:
Prior software testing or quality assurance experience within a public sector or enterprise government environment.

Hands-on experience with performance, load, and stress testing tools such as JMeter or LoadRunner.

Working knowledge of accessibility testing tools (e.g., Axe, WAVE) and compliance with AODA / WCAG standards.

Familiarity with CI/CD pipeline integration and scripting languages (e.g., Python, JavaScript, Bash).

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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