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Senior Software Engineer In Test Jobs in Mountain View, CA

Doist

Lead Software Engineer in Test

San Francisco, CA · On-site

$180 - $230/hr

Have 7+ years of experience in test automation or software engineering, with at least 3 years in a senior or lead test engineering role. * Have architected or maintained large-scale automation ...

Stuut

Lead Software Engineer in Test

San Francisco, CA · On-site

$180K - $220K/yr

Have 7+ years of experience in test automation or software engineering, with at least 3 years in a senior or lead test engineering role. * Have architected or maintained large-scale automation ...

confluera

Software Engineer in Test

Palo Alto, CA · On-site

... Software and Test engineers in the resolution/root causes of test failures; + Scripting all test cases using the automation environment and integrating them in the regression infrastructure to verify ...

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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 18, 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.

Sr. Software Development Engineer in Test, AI/ML

Sony Interactive Entertainment (SIE)

San Mateo, CA • On-site

$125K - $163K/yr

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 2 days ago

Job description

Why Sony Interactive Entertainment?
Sony Interactive Entertainment isn't just the Best Place to Play - it's also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsidiary of Sony Group Corporation, we're part of a proud legacy of innovation and excellence. SIE is a dynamic technology company, delivering cutting-edge hardware and network services to more than 100 million people and an entertainment leader, home to some of the most beloved and recognizable intellectual properties (IP) in the world. Our role at SIE is to create and nurture the experiences under the PlayStation brand, a name synonymous with entertainment excellence and creativity.
Sr. Software Development Engineer in Test, AI/ML
San Mateo, CA
Do you have a passion for test automation? We are looking for self-motivated, quick-starter and highly proactive individuals to join our full stack team, who will be testing new and existing features on multiple platforms and devices in a software development environment and ensuring quality of automation and test frameworks.
At PlayStation, we are passionate about both collaboration and technology. We love building the systems that millions of people use and are our own first customers. We are committed to being at the forefront of development technologies and are a diverse company with teams on four continents.
Primary Responsibilities:
  • Lead end-to-end QE strategy for sophisticated features, systems, and platform integrations across PlayStation applications and services
  • Architect, design, and implement scalable automated test frameworks for UI, API, integration, and system-level testing
  • Define comprehensive test strategies, risk assessments, and quality metrics aligned with product and engineering goals
  • Develop and maintain robust automated test suites for web, backend, and platform services using modern automation tools and frameworks
  • Drive automation guidelines, coding standards, and continuous improvement initiatives across QE and development teams
  • Mentor junior and mid-level SDETs/QEs through code reviews, technical guidance, and testing strategy leadership
  • Collaborate closely with software engineers, product managers, DevOps, and release teams to improve overall software quality and delivery efficiency
  • Analyze test results, production issues, and system telemetry to identify root causes and implement long-term quality improvements
  • Build and optimize CI/CD automation pipelines to support continuous testing and rapid release cycles
  • Advocate for shift-left testing, testability improvements, and quality engineering culture across distributed teams
Requirements:
  • BS or MS in Computer Science, Engineering, or related technical field, or equivalent
  • 6+ years of experience in Software Development Engineering in Test (SDET), Quality Engineering, or automation-focused software development
  • Experience testing machine learning systems, such as recommendation systems, search ranking systems, or other probabilistic ML application systems
  • Strong programming expertise in Python, JavaScript/TypeScript, Java, C++, or similar object-oriented programming languages
  • Extensive experience designing scalable test automation frameworks and infrastructure from the ground up
  • Advanced experience with Selenium or Appium or UI Automation technologies
  • Deep understanding of APIs (RESTful), Libraries, SDK/Application Frameworks, Native Applications, microservices, and backend validation
  • Strong experience with modern frontend frameworks such as React
  • Experience implementing automated testing in CI/CD environments using Jenkins, GitHub Actions, CircleCI, or similar tools
  • Excellent technical communication, leadership, mentoring, analytical, and problem-solving skills
  • Ability to independently lead large-scale quality initiatives and influence engineering guidelines
Bonus Qualifications:
  • Experience testing or developing applications for gaming consoles, embedded systems, streaming devices, or consumer electronics
  • Experience building internal developer tools, automation platforms, or test infrastructure services
  • Experience integrating automated testing into large-scale CI/CD and release management pipelines
  • Experience leading QE transformation initiatives or mentoring high-performing engineering teams

At SIE, we consider several factors when setting each role's base pay range, including the competitive benchmarking data for the market and geographic location.
Please note that the base pay range may vary in line with our hybrid working policy and individual base pay will be determined based on job-related factors which may include knowledge, skills, experience, and location.
In addition, this role is eligible for SIE's top-tier benefits package that includes medical, dental, vision, matching 401(k), paid time off, wellness program and coveted employee discounts for Sony products. This role also may be eligible for a bonus package. Click here to learn more.
The estimated base pay range for this role is listed below.
$183,000-$274,600 USD
Please note, Sony Interactive Entertainment conducts background checks at the offer stage for all new employees (which may include criminal background checks for some roles) and will need to process personal information to support these checks.
Please refer to our Candidate Privacy Notice for more information about what personal information we collect, how we use it, who we share it with, and your data protection rights.
Equal Opportunity Statement:
Sony is an Equal Opportunity Employer. All persons will receive consideration for employment without regard to gender (including gender identity, gender expression and gender reassignment), race (including colour, nationality, ethnic or national origin), religion or belief, marital or civil partnership status, disability, age, sexual orientation, pregnancy, maternity or parental status, trade union membership or membership in any other legally protected category.
We strive to create an inclusive environment, empower employees and embrace diversity. We encourage everyone to respond.
Sony Interactive Entertainment is a Fair Chance employer and qualified applicants with arrest and conviction records will be considered for employment.

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