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Software Development Engineer In Testing Jobs in Petaluma, CA

Staff Software Development Engineer As a Staff Software Development Engineer at JazzX, you'll ... in design, prototyping, development (including unit, integration, and end-to-end testing ...

... development of tools and frameworks driven towards excellence in quality Experienced in Testing ... Software Engineer Proficient with Swift for client development Experience with analyzing and ...

... development of tools and frameworks driven towards excellence in quality Experienced in Testing ... Software Engineer Proficient with Swift for client development Experience with analyzing and ...

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Software Development Engineer In Testing information

See Petaluma, CA salary details

$73.2K

$170.2K

$237K

How much do software development engineer in testing jobs pay per year?

As of May 30, 2026, the average yearly pay for software development engineer in testing in Petaluma, CA is $170,155.00, according to ZipRecruiter salary data. Most workers in this role earn between $138,400.00 and $199,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Software Development Engineer In Testing (SDET), and why are they important?

To thrive as a Software Development Engineer In Testing, you need strong programming skills, a solid understanding of software testing principles, and typically a degree in computer science or a related field. Familiarity with automation tools such as Selenium, JUnit, or TestNG, as well as version control systems like Git, is essential, and certifications in test automation can be advantageous. Analytical thinking, attention to detail, and effective communication are standout soft skills for identifying issues and collaborating with development teams. These skills ensure high-quality, reliable software products through efficient test automation and seamless integration within development workflows.

How does a Software Development Engineer in Testing (SDET) typically collaborate with developers and QA teams during a product release cycle?

SDETs play a key role in bridging the gap between development and quality assurance by working closely with both teams throughout the product release cycle. They participate in code reviews, contribute to designing robust test automation frameworks, and often pair with developers to ensure testability of new features. During sprints, SDETs write, maintain, and execute automated test suites, provide early feedback on potential issues, and help triage bugs. This close collaboration ensures faster feedback loops, higher code quality, and smoother product releases.

What are Software Development Engineers in Testing (SDETs)?

Software Development Engineers in Testing (SDETs) are professionals who specialize in both software development and testing. They design, develop, and maintain automated test frameworks and tools to ensure the quality and functionality of software applications. SDETs work closely with developers to create robust test cases, identify bugs, and improve product reliability. Their role bridges the gap between traditional software testers and developers, requiring strong programming skills as well as a deep understanding of testing methodologies.

What is the difference between Software Development Engineer In Testing vs Software Development Engineer In Testing?

AspectSoftware Development Engineer In Testing
Primary FocusDesigning and developing automated tests, ensuring software quality through testing automation and scripting
Skills RequiredProgramming, test automation, scripting, understanding of testing frameworks
Work EnvironmentCollaborates closely with developers, involved in continuous integration and deployment pipelines
CertificationsOften holds certifications in testing tools or programming languages

In summary, a Software Development Engineer In Testing primarily focuses on creating automated tests and scripting to ensure software quality, working closely with development teams. They possess strong programming skills and are integral to continuous testing processes.

What job categories do people searching Software Development Engineer In Testing jobs in Petaluma, CA look for? The top searched job categories for Software Development Engineer In Testing jobs in Petaluma, CA are:
What cities near Petaluma, CA are hiring for Software Development Engineer In Testing jobs? Cities near Petaluma, CA with the most Software Development Engineer In Testing job openings:

Software Development Engineer in Test (SDET)

MSR Technology Group

Bodega Bay, CA

$59.25 - $76.50/hr

Full-time

Retirement, PTO

Posted 21 days ago


Job description

Infomatics is partnered with a large finance company that is hiring a Staff Software Development Engineer in Test (SDET) on a direct/FTE basis in The Bay Area, CA. It is on-site. Relocation assistance is available for the ideal candidate. All applicant must be willing & eligible to be hired directly on W2 without sponsorship.
The SDET will design, test, and deploy effective test automation solutions to monitor, validate, and orchestrate software throughout all stages of the SDLC. The SDET will be a member of an Agile development team and develop best-in-class test framework solutions. SDETs are responsible for all levels of development testing including functional, integration, performance, and regression testing. The qualified candidate should also be knowledgeable with TDD, test patterns, and best practices for developing a variety of tests.
Responsibilities
  • Test-Driven Development – promote, establish, implement and enhance TDD processes and procedures; help/mentor the development team
  • Application Development - Design, develop, and document, and implement test scenarios for new features or updating existing scenarios and implement new tests as needed
  • Project – Identify system and integration tasks during team sprint cycle and provide implementation strategies and estimates.
  • Create/Write - write test cases and automate through API, UI automation as needed
  • Maintain – Developing and maintaining quality automation code and Test environments.
  • Engage with business & technology stakeholders in identifying test scenarios and regression testing needs
  • A leader in automated API and functional testing; Work closely with the development team to understand the functionality and identify testability of functional elements
  • Mentor teams on the testability of functional elements, best practices on test coverage
  • Troubleshoot and debug technical issues in a variety of application environments
  • Identify any technical risk or gaps within the system and recommend alternate mitigation approaches; Openly share ideas on new approaches with the team and mentor other team members on
  • Learn constantly and keep up with technological changes, best practices, newer frameworks, and patterns related to all technologies
  • Technical leadership and best practice guidance across all platforms; partner with other development and QA teams to advance the technical requirements of the system; Build and maintain strong working relationships with the key teams and organization QA team
Background & Experience Required:
  • Bachelor's degree in computer science, information technology, engineering, or related degree.
  • 10+ years of hands-on development experience in one of Java/Python/
  • Javascript.
  • Excellent understanding of the testing process, test types, and testing methodologies. Demonstrated experience with TDD; 3+ year of experience with Cucumber/Gherkin or similar.
  • Demonstrated understanding and experience with object-oriented design.
  • Demonstrated understanding and application of algorithms to test solutions.
  • Demonstrable experience of common development technologies (AJAX, J2EE, HTML, XML/XSL, JSON, Web Services [SOAP, REST], Maven/Gradle …etc.).
  • 7+ years of technical experience in developing test frameworks and automation (JUnit,
  • NUnit, Mocha, RSpec, and the like)
  • 7+ years of experience with load/performance testing of web-based applications and RESTful APIs.
  • Hands-on familiarity with the cloud environment: GCP, AWS, or similar
  • Extensive experience with SQL and relational database design.
  • Experience with web driver tools (like Selenium, Capybara, and Puppeteer)
  • Experience performance testing concepts and approaches including using tools like JMeter or similar
  • The collaborative mindset with strong interpersonal communication skills
  • Strong analytical and problem-solving skills
  • Exhibits a continuous improvement mindset.
WHY JOIN?
  • Fast, continued growth – there's a lot of opportunity for advancement.
  • Benefits start within 30 days
  • 401k with employer match
  • 3 weeks' paid vacation (increased with tenure)
  • 9 paid holidays & 5 sick days
  • Paid time off for volunteer work and on your birthday.