Job Title: Software Developer in Test (SDET)
Location: Mississauga, Ontario (Hybrid)
We are seeking a highly skilled Software Developer in Test (SDET) to join our 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. The ideal candidate combines deep technical expertise in software development with a strong background in test automation and quality assurance practices.
What’s in it for you?
The People - From our humble origins in our founder’s basement to our industry-leading position today, SOTI has worked hard to foster a company culture that we can all believe in. A culture that emphasizes personal growth, continuous innovation and fun.
The Growth - Our environment fosters new ideas, fresh perspectives, and the ability to take them over the goal line. SOTI is a fast-paced environment with a global reach that encourages you to make your mark and be part of something big!
The Technology - You’ll get the chance to take on complex and interesting projects, as part of highly collaborative and agile teams. You will work alongside SOTI’s partners which include leading tech giants that will keep you on the cusp of emerging technologies.
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.
Experience You’ll Bring
- 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, RestAssured, Playwright, or similar.
- Familiarity with CI/CD tools such as Jenkins, GitLab CI, Azure DevOps, 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, Azure.
At SOTI, we celebrate the uniqueness of our global teams and are proud to be an equal opportunity workplace. We are curious problem solvers who are committed to bringing the best mobile and IoT management solutions to market. We offer careers with endless possibilities.
SOTI uses AI tools to support parts of our recruitment process, such as reviewing resumes, screening qualifications, and creating interview questions. These tools assist our team only—final hiring decisions are made by people, not automation. For privacy‑related questions, please contact
We are committed to providing accessible employment practices that are in compliance with the requirements under 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
Please note that SOTI does not accept unsolicited resumes from recruiters or employment agencies. In the absence of a signed Services Agreement with agency/recruiter, SOTI will not consider or agree to payment of any referral compensation or recruiter fee.
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