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Senior Software Development Engineer In Test Jobs in Bellevue, WA

ClifyX

SDET with Java experience

Seattle, WA · On-site

Job Summary : ClifyX is seeking an SDET with Java experience to fill positions for a client in Seattle. The role requires extensive hands-on experience in Java development and developing test ...

Kaav Inc.

SDET

Seattle, WA · On-site

$57 - $73.50/hr

Lead the team of SDET engineers to build and maintain automation frameworks and develop scripts to ... Own QA automation roadmap on team in collaboration with Sr. Architect and Sr. Engineers and Staff ...

Pyramid IT

SDET

Redmond, WA · On-site

$56 - $72.25/hr

Founded 1996 Title: SDET/C# Developer Location: Redmond, WA Duration: 6+ Months Experience: 2 to 8 years (all levels) * 5+ years of Experience in C#, .NET Framework, Web Services, and SQL * 5+ years ...

Nortal

SDET (C#, unit testing)

Bellevue, WA · On-site

$56 - $72.50/hr

They are seeking an SDET to provide custom software and cloud-based solutions to their clients, emphasizing collaboration and the use of modern technologies. Responsibilities : • Provide custom ...

Arka Infotech Inc

QA Analyst - SDET

Seattle, WA

QA Test Analyst - SDET Location: Seattle, WA Length: 2 years Locals only F2F Mandatory Visa copy needed Qualifications: - 5+ years in QA Automation with an SDET background - Automation experience ...

Comtech, LLC

SDET

Seattle, WA · On-site

$57 - $73.50/hr

... SDET with noSql Background Location - Seattle, WA Duration - 6 months Experience Required: * Experience developing automated tests for microservices. * Experience developing integrated tests between ...

Sonsoft Inc

10 QA SDET ENGINEER (No H1B)

Bothell, WA · On-site

Must have development and strong AUTOMATION TESTING Software Development Engineer in Test (SDET). Primarily, the SDET is a software tester with expertise on writing code. It's an evolution from an ...

Comtech, LLC

Java SDET

Seattle, WA · On-site

JAVA SDET Location - Seattle, WA US/GC only ( As we are not sponsoring Visa's ) Description Experience with building automated test in continuous integration environment Familiar with one or more ...

Comtech LLC

SDET with JavaScript

Seattle, WA · On-site

SDET with JavaScript Comtech is a woman-owned small business focused on delivering end-to-end solutions and products. Since 1998, we have successfully serviced enterprises across the public and ...

BRINC

Software Engineer, Test (SDET)

Seattle, WA · On-site

We are seeking an experienced Software Engineer, Test (SDET) to own quality engineering and test automation for BRINC's Web Platform and Services, our cloud product suite known as LiveOps. LiveOps ...

Hirekeyz Inc

Software Developer in Test (SDET)

Seattle, WA · On-site

$57 - $73.50/hr

... (SDET) Location: Seattle, WA Job Type: Contract We are seeking a hands-on Test Automation Engineer to drive the next evolution of frontend test coverage across our Micro Frontend (MFE) React ...

Comtech LLC

SDET with JavaScript

Seattle, WA · On-site

SDET with JavaScript Comtech is a woman-owned small business focused on delivering end-to-end solutions and products. Since 1998, we have successfully serviced enterprises across the public and ...

Apple

Software Development Engineer in Test

Seattle, WA · On-site

$142K - $263K/yr

... Software Developer In Test with expertise in building developer tools, test frameworks and ... Design, implement and maintain automation tests, testing & development frameworks and tooling to ...

Navtech, Inc.

QA SDET With Java

Seattle, WA · On-site

Job Title: QA SDET With Java Location: Seattle, WA (Remote till Covid-19) Duration : 6+ month contract Must-Have: * Automation - selenium with Java * .Java programming/development experience End to ...

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All JobsSoftware Development Engineer In Test JobsSenior Software Development Engineer In Test JobsSenior Software Development Engineer In Test Jobs in Bellevue, WA

Senior Software Development Engineer In Test information

See Bellevue, WA salary details

$25.3K

$140.9K

$183.5K

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

As of Sep 13, 2026, the average yearly pay for senior software development engineer in test in Bellevue, WA is $140,928.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,000.00 and $161,100.00 per year, depending on experience, location, and employer.

What does a senior software development engineer in test do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.

How does a senior software development engineer in test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

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

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

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

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

What are popular job titles related to Senior Software Development Engineer In Test jobs in Bellevue, WA?

For Senior Software Development Engineer In Test jobs in Bellevue, WA, the most frequently searched job titles are:

What job categories do people searching Senior Software Development Engineer In Test jobs in Bellevue, WA look for?

The top searched job categories for Senior Software Development Engineer In Test jobs in Bellevue, WA are:

What cities near Bellevue, WA are hiring for Senior Software Development Engineer In Test jobs?

Cities near Bellevue, WA with the most Senior Software Development Engineer In Test job openings:

Senior Software Development Engineer In Test jobs near you
Infographic showing various Senior Software Development Engineer In Test job openings in Bellevue, WA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution, with an average salary of $140,928 per year, or $67.8 per hour.

SDET with Java experience

Seattle, WA • On-site

ClifyX
Recruiting and Staffing Services • 51 - 200 employees
Learn more about ClifyXexternal

Full-time

Re-posted 23 days ago

Job description

Job Summary:
ClifyX is seeking an SDET with Java experience to fill positions for a client in Seattle. The role requires extensive hands-on experience in Java development and developing test automation frameworks.
Responsibilities:
• Look for only 10+years
• We need to staff a couple SDET positions for one of our clients based in Seattle.
• The client is looking for profiles with 8+ years of strong hands-on experience in Java development and experience in developing test automation frameworks.
• The candidates will have to undergo an intensive client interview which would involve whiteboarding and writing of code.
• Could you please help to share any suitable profiles that would match the skillset.
Qualifications:
Required:
• 10+ years of experience
• 8+ years of strong hands-on experience in Java development
• Experience in developing test automation frameworks
• Ability to undergo an intensive client interview involving whiteboarding and writing of code
Company:
ClifyX provides innovative business solutions which satisfy requirements for mission-critical reliability, scalability, interoperations. Founded in 1998, the company is headquartered in South Plainfield, USA, with a team of 501-1000 employees. The company is currently Late Stage.
ClifyX logo

About ClifyX

Sourced by ZipRecruiter

ClifyX is a well-established player in the IT Services sector that specializes in providing result-oriented technological solutions to a wide range of industrial verticals. Based in South Plainfield, New Jersey, ClifyX offers a comprehensive selection of IT services that include project staffing, application development, professional consulting, and other IT-based solutions. While the company's website, clifyx.com, does not divulge the exact founding date, it is clear that ClifyX has grown into a renowned name within their domain, thanks to their unwavering commitment to innovative practices. The company's mission statement revolves around harnessing the power of technology to assist their clientele in steering their respective businesses towards success.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

South Plainfield, NJ, US

Year founded

1998

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