Senior Software Developer in Test; SDET

Senior Software Developer in Test (SDET)
• Mississauga, Ontario (Hybrid)
Overview  We are seeking a highly skilled and experienced Senior Software Developer in Test (SDET) to join our Quality Assurance team. In this role, you will be responsible for designing, developing, and maintaining robust automated testing frameworks and tools to ensure the quality and reliability of our software products.
What You’ll Do   Design and implement scalable and maintainable automated test frameworks for UI, API, and backend systems.
Collaborate with developers, product managers, and QA engineers to understand product requirements and translate them into test strategies.
Write high‑quality automated tests to validate system functionality, performance, and reliability.
Integrate automated tests into CI/CD pipelines and monitor test execution.
Conduct code reviews and provide mentorship to junior SDETs and QA engineers.
Investigate and debug test failures, triage issues, and work with development teams for resolution.
Develop tools and utilities to improve test coverage, efficiency, and reliability.
Champion best practices in software testing, including test design, code quality, and continuous testing.
Qualifications   Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
4+ years of experience in test automation or software development.
Proficiency in programming languages such as Java, Python, C#, or JavaScript.
Strong understanding of software testing methodologies, tools, and processes.

Experience with test frameworks like JUnit, TestNG, Selenium, Cypress, Rest Assured, Playwright, or similar.
Familiarity with CI/CD tools such as Jenkins, Git Lab CI, Azure Dev Ops, or CircleCI.
Experience working in Agile/Scrum development environments.
Excellent analytical, problem‑solving, and communication skills.

Experience with performance/load testing tools like JMeter, Gatling, or k6.
Knowledge of cloud environments such as AWS or Azure.
Benefits   Opportunities to work on complex and interesting projects in a collaborative, agile environment.
Collaboration with leading technology partners and exposure to emerging technologies.
Culture emphasizing personal growth, continuous innovation, and fun.
Fast‑paced, global environment encouraging impact and professional development.
We are committed to providing accessible employment practices that comply with the Human Rights Code and the Accessibility for Ontarians with Disabilities Act (AODA). If you require accommodation during any stage of the recruitment process, please notify People & Culture at

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