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Senior Software Engineer In Test Jobs in Mountain View, CA

Socket.dev

Staff/Senior SDET

Palo Alto, CA · On-site

$140 - $180/hr

Position Overview We are seeking a Staff/Senior SDET to join our growing team. This is a hands‑on, builder‑first role -- you'll spend most of your time testing and writing code: designing and ...

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Senior Software Engineer In Test information

See Mountain View, CA salary details

$26.5K

$148.1K

$192.9K

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

As of Aug 19, 2026, the average yearly pay for senior software engineer in test in Mountain View, CA is $148,121.00, according to ZipRecruiter salary data. Most workers in this role earn between $130,400.00 and $169,300.00 per year, depending on experience, location, and employer.

What is a senior software engineer in test?

Senior Software Engineers in Test are experienced professionals who design, develop, and implement automated testing frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify testing needs, create robust test plans, and write automated scripts that validate software functionality. In addition to hands-on coding, they often mentor junior engineers, drive process improvements, and contribute to the overall testing strategy of the organization.

What are some typical challenges a senior software engineer in test faces when designing automated testing frameworks?

Senior Software Engineers in Test often encounter challenges such as integrating automated tests with complex, evolving codebases and ensuring tests remain reliable as features change. Balancing thorough test coverage with execution speed, especially in continuous integration environments, is another common concern. Additionally, collaborating with both development and QA teams to align on testing strategies and maintaining documentation for test frameworks are key responsibilities that require strong communication and adaptability.

What are the key skills and qualifications needed to thrive as a senior software engineer in test, and why are they important?

To thrive as a Senior Software Engineer in Test, you need a deep understanding of software development, test automation frameworks, and a background in computer science or a related field. Mastery of tools like Selenium, Jenkins, JUnit, and experience with CI/CD systems, as well as relevant certifications such as ISTQB, are typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills set top candidates apart in this role. These skills are crucial for ensuring robust, scalable, and reliable software delivery in complex technical environments.

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

AspectSenior Software Engineer In TestSoftware Development Engineer in Test
CredentialsBachelor's in CS or related field, experience in testing and automationBachelor's in CS or related field, strong coding skills, experience in testing
Work EnvironmentDesigning test strategies, automation frameworks, collaborating with development teamsDeveloping test tools, writing automated tests, integrating testing into CI/CD pipelines
Industry UsageCommon in tech companies, especially in QA and testing teamsWidely used in software development companies focusing on automation

The main difference is that Senior Software Engineer In Test often focuses on testing strategy and automation leadership, while Software Development Engineer in Test emphasizes developing testing tools and automation code. Both roles require strong coding skills and testing experience, but their focus areas differ slightly within the testing lifecycle.

What are popular job titles related to Senior Software Engineer In Test jobs in Mountain View, CA?

For Senior Software Engineer In Test jobs in Mountain View, CA, the most frequently searched job titles are:

What job categories do people searching Senior Software Engineer In Test jobs in Mountain View, CA look for?

The top searched job categories for Senior Software Engineer In Test jobs in Mountain View, CA are:

What cities near Mountain View, CA are hiring for Senior Software Engineer In Test jobs?

Cities near Mountain View, CA with the most Senior Software Engineer In Test job openings:

Senior Software Engineer In Test jobs near you
Infographic showing various Senior Software Engineer In Test job openings in Mountain View, CA as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 14% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $148,121 per year, or $71.2 per hour.

Remote Senior SDET -- Data & AI Pipelines

Ellipsis Health, Inc.

San Francisco, CA • On-site

$140 - $160/hr

Other

Posted 14 days ago

Job description

Ellipsis Health, Inc. is looking for a Senior Software Development Engineer in Test (SDET) to join our team in the San Francisco Bay Area, or remotely from anywhere in the United States. This role focuses on testing commercial-grade data products utilizing Machine Learning and GenAI, ensuring data accuracy and integrity across data workflows.

As an SDET, you will perform both manual and automated testing for data pipelines, develop automation frameworks, and work with cross-functional teams to validate healthcare integrations. A strong background in ETL testing and SQL is essential. Competitive salary range of $140K–$160K offered.

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