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Senior Software Developer In Test Jobs in Ontario

As a Senior Software Engineer in Test in the GQA, you will be responsible for ensuring software quality using efficient and reliable test automation. The ideal candidate has built multiple stable ...

Job Purpose We are seeking a Software Developer in Test Automation - API & Services Quality Engineering to lead and evolve quality practices across our API, microservices, and distributed services ...

Job Purpose We are seeking a Software Developer in Test Automation - API & Services Quality Engineering to lead and evolve quality practices across our API, microservices, and distributed services ...

Your role As a Sr. SDET in Agentic QA, you will own the test automation and quality frameworks that support Dialpad's AI Voice Agent services. You will develop automated tests for end-to-end product ...

Your role As a Sr. SDET in Agentic QA, you will own the test automation and quality frameworks that support Dialpad's AI Voice Agent services. You will develop automated tests for end-to-end product ...

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Senior Software Developer In Test information

See Ontario salary details

$70K

$129K

$169K

How much do senior software developer in test jobs pay per year?

As of May 30, 2026, the average yearly pay for senior software developer in test in Ontario is $129,038.00, according to ZipRecruiter salary data. Most workers in this role earn between $107,500.00 and $151,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Software Developer In Test, and why are they important?

To thrive as a Senior Software Developer In Test, you need advanced programming skills, expertise in test automation, and a solid understanding of software development and QA methodologies, typically supported by a degree in computer science or a related field. Proficiency with test automation frameworks (such as Selenium, Cypress, or Appium), continuous integration systems (like Jenkins or GitHub Actions), and relevant certifications (e.g., ISTQB) is highly valuable. Attention to detail, problem-solving abilities, and effective communication are critical soft skills for collaborating with developers and ensuring high-quality releases. These skills and qualities are essential for identifying issues early, optimizing testing processes, and delivering reliable software in fast-paced development environments.

What are some common challenges faced by Senior Software Developers in Test, and how can they be addressed?

Senior Software Developers in Test often encounter challenges such as balancing test automation coverage with tight deadlines, keeping up with evolving technologies, and ensuring effective communication between development and QA teams. Addressing these challenges involves prioritizing automation efforts based on risk and business impact, continually updating technical skills, and fostering a collaborative environment through regular cross-team meetings. Proactively sharing knowledge and advocating for best testing practices also help streamline workflows and maintain high-quality standards.

What is a Senior Software Developer In Test?

A Senior Software Developer In Test (SDET) is an experienced software professional who is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure software quality. SDETs work closely with development and QA teams to create automated tests that validate application functionality, performance, and security. They possess strong programming skills, a deep understanding of software testing methodologies, and often contribute to both the development and testing aspects of a project. Senior SDETs also mentor junior team members and help shape best practices for software testing within their organization.

What is the difference between Senior Software Developer In Test vs Software Development Engineer in Test?

AspectSenior Software Developer In TestSoftware Development Engineer in Test
CredentialsTypically requires a software engineering degree and testing certificationsSimilar credentials, often with certifications in testing tools or automation
Work EnvironmentWorks closely with development teams to design and implement automated testsFocuses on developing testing frameworks and automation tools within development teams
Industry UsageCommonly used in software companies emphasizing quality assuranceWidely used in tech firms with a focus on continuous integration and delivery
Search & Comparison IntentOften compared for seniority and scope of testing responsibilitiesCompared for automation skills and development focus

Both roles involve testing and automation, but Senior Software Developer In Test typically has more leadership responsibilities and strategic testing planning, while Software Development Engineer in Test focuses more on developing testing tools and automation frameworks within the development process.

What are the most commonly searched types of Software Developer In Test jobs in Ontario? The most popular types of Software Developer In Test jobs in Ontario are:
What are popular job titles related to Senior Software Developer In Test jobs in Ontario? For Senior Software Developer In Test jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Software Developer In Test jobs in Ontario look for? The top searched job categories for Senior Software Developer In Test jobs in Ontario are:
What cities in Ontario are hiring for Senior Software Developer In Test jobs? Cities in Ontario with the most Senior Software Developer In Test job openings:
Infographic showing various Senior Software Developer In Test job openings in Ontario as of May 2026, with employment types broken down into 78% Full Time, and 22% Contract. Highlights an 95% In-person, and 5% Hybrid job distribution, with an average salary of $129,038 per year, or $62 per hour.

Sr. Software Engineer in Test (Python)

Align Technology, Inc.

Toronto, ON

Full-time

Posted 26 days ago


Job description

This full-time, on-site position is ideal for experienced Senior Software Development professionals with experience in automated testing. We are looking for a Senior Software Developer in Test (Sr. SDET) to join the Predictability Core team which is responsible for implementing new clinical features designed to improve the efficacy and predictability for our Invisalign product. You will work in close collaboration with colleagues from larger R&D group, Biomechanical team, Clinical experts and product managers, focusing on algorithmic and mathematical solutions for orthodontic problems spread across different geographies. As a Sr. SDET, you will design and extend automatic test systems for complex problem domains in a regulated medical environment using Python
  • Interact closely with clinical experts, project managers, product owners, and software developers, to analyze specifications and deliver detailed requirements.
  • Find advanced solutions for verifying open-ended clinical requirements.
  • Develop functional, regression, performance, and integration testing solutions using test automation tools
  • Perform exploratory testing to quickly uncover problems and to guide the development of more formal test scripts.
  • Write and review automatic tests, and support software developers in writing tests early in the development process.
  • Troubleshoot and triage manually reported problems and feedback.
  • Contribute to documentation, architecture, and project planning and sizing.
  • Participate in release preparation: software verification, maintenance of test coverage, troubleshooting and production support.
  • Set up, maintain, and improve reliable test environments and CI/CD pipelines.
  • Set up, configure, maintain, and improve existing automation frameworks. Research new test tools, test methodologies, and trends, to upgrade existing practices and processes and to create new frameworks.
  • Collaborate with other teams to improve automation, QA methodologies, and best practices throughout the company.
  • Excellent knowledge and practical experience with Python
  • Experience in testing complex 3D Software
  • Bachelor's degree in computer science, Mathematics or related field, or equivalent experience in software development
  • Deep understanding and 8+ years of practical experience with tools, methodologies, and frameworks for automatic software testing
  • Experience in Agile SDLC
  • Working knowledge of GIT
  • Experience in writing and maintenance of technical documentation
  • Highly motivated, creative, self-starter, with excellent organizational, communication and interpersonal skills and a "can do" attitude. Thrives in a high-paced, multi-task environment
Complementary skills
  • Experience in working with PyTest and Open3D Python library
  • Experience with Build Management, Software Configuration Management, Change Management, and Release Management activities
  • Experience working in highly regulated industries (such as Banking, Financial, Healthcare, Medical Devices, Aerospace, etc.)
  • Experience working with Atlassian stack Bamboo, Zephyr, Bitbucket, JIRA, Confluence etc
  • Experience working with Splunk which our primary monitoring tool
  • Mathematical background, and knowledge of optimization methods, linear algebra, analytical geometry, and/or 3D graphics on a university level
If provided, base salary or wage rate ranges are the range in which Align reasonably expects to set a candidate's pay for the posted position. Actual placement depends on the individual skills and experience level of a candidate plus the total compensation and equity across team members. For other locations outside of the primary location, the base salary range will be adjusted geographically. 
 
For Field Sales roles, the salary listed is the base pay only and does not include the applicable incentive compensation plan. 
 
Our internship hourly rates are a standard pay determined based on the position and your location, year in school, degree, and experience.

This posting is for an existing vacancy within our organization. Canadian work experience is not required for this position.  We welcome applicants from all backgrounds.  

We use automated tools (including artificial intelligence "AI") in our hiring process. This may include AI-based screening or assessment of applications. All final hiring decisions will be made by humans.