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Software Development Engineer In Testing Jobs in Seattle, WA

Sr ETL SDET

Seattle, WA · On-site

$57 - $73.50/hr

They should also work with cross-functional teams to perform end to end testing. Qualifications: * Bachelor's degree in computer science or related. * 6+ years of experience as SDET in data quality ...

Sr ETL SDET

Seattle, WA · On-site

$57 - $73.50/hr

They should also work with cross-functional teams to perform end to end testing. Qualifications: * Bachelor's degree in computer science or related. * 6+ years of experience as SDET in data quality ...

SDET

Bellevue, WA · On-site

$56.50 - $72.75/hr

API Testing, SDET, Selenium Collaborating with the development and QA teams to understand project requirements and test objectives. Writing and maintaining automated test scripts using Selenium ...

SDET

Seattle, WA · On-site

$57 - $73.50/hr

Job Title: SDET Location: Vancouver, Canada or Seattle, WA (Onsite/Hybrid) Type: Contract Mandate ... Perform data validation and testing across large-scale data systems * Work with Kafka streams to ...

New

Software Development Engineer In Test

Kirkland, WA · On-site

$56.75 - $73.25/hr

Software Development Engineer In Test (SDET) Have you found your passion in software design, development, and testing; someone excited to upgrade your technical skills within the constantly changing ...

SDET

Seattle, WA · On-site

$57 - $73.75/hr

Only W2 Software Development Engineer in Test Seattle, WA 98101 12 Months Experience:2-5 years 1 // ... We have an existing automated and load testing framework built for testing Lumberyard games, and ...

We are seeking a Lead SDET/QA Engineer with strong leadership and testing expertise in Salesforce to lead a team of QA and SDET professionals. This role involves defining and ensuring the execution ...

Software Development Engineer in Test

Seattle, WA · On-site

$57 - $73.50/hr

Software Development Engineer In Test Logic20/20 is one of Seattle's fastest growing full service ... Specific experiencing developing custom testing frameworks strongly preferred * Lead test efforts ...

SDET

Seattle, WA · On-site +1

$57 - $73.50/hr

Overall Experience 5+ years in SDET or Test Automation role Retail Domain 3+ years working in retail industry Python Automation 3+ years hands-on experience Java Microservices 2+ years testing ...

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 ...

SDET Experience in EMPIRIX HAMER TOOL

Bothell, WA · On-site

$56 - $72/hr

It's an evolution from an automation tester who creates a framework (selenium, QTP, etc.) and executes it to find defect. SDET, who is expected to be proficient in at least one programming language ...

Python SDET

Seattle, WA · On-site

$57.25 - $78.75/hr

Python SDET Location: Vancouver, Canada / Seattle, WA (Onsite) Must Have Skills * 5+ years of SDET ... Java automation testing experience * Data validation and SQL testing * Kafka testing/validation

Python SDET

Seattle, WA · On-site

$57.25 - $78.75/hr

Python SDET Location: Vancouver, Canada / Seattle, WA (Onsite) Must Have Skills * 5+ years of SDET ... Java automation testing experience * Data validation and SQL testing * Kafka testing/validation

New

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 ...

Position Overview We are seeking an experienced and highly skilled SDET - Automation Engineer to lead, optimize, and execute our automated and manual testing strategies. This role requires 10+ years ...

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Software Development Engineer In Testing information

See Seattle, WA salary details

$72.3K

$167.9K

$233.9K

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

As of Jun 24, 2026, the average yearly pay for software development engineer in testing in Seattle, WA is $167,886.00, according to ZipRecruiter salary data. Most workers in this role earn between $136,600.00 and $196,900.00 per year, depending on experience, location, and employer.

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 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.

Will QA or SDET get replaced by AI?

Software Development Engineers in Testing (SDETs) and QA professionals perform complex testing tasks that require critical thinking, creativity, and understanding of business logic, which AI currently cannot fully replicate. While AI tools can automate repetitive testing and assist in identifying issues, human oversight and expertise remain essential for designing test strategies, interpreting results, and ensuring software quality. Therefore, SDET roles are likely to evolve with AI rather than be completely replaced.

What engineers make $500,000?

Software Development Engineers In Testing (SDETs) at senior levels or in high-cost-of-living areas can earn $500,000 or more annually, especially with bonuses, stock options, and other compensation. Achieving this typically requires extensive experience, advanced skills in automation and testing tools, and working at large tech companies or in leadership roles.

What does a software development engineer in test do?

A Software Development Engineer in Test (SDET) designs, develops, and maintains automated test frameworks and scripts to ensure software quality. They collaborate with development teams to identify testing requirements, write test cases, and use tools like Selenium or JUnit to execute tests, often possessing programming skills in languages such as Java or Python. SDETs focus on improving testing efficiency and reliability throughout the software development lifecycle.

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.

Is SDET in high demand?

Software Development Engineers in Testing (SDETs) are in high demand due to the increasing emphasis on quality assurance and automation in software development. Companies seek SDETs skilled in programming, testing frameworks, and tools like Selenium and Jenkins to improve product reliability and speed up release cycles.

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 are popular job titles related to Software Development Engineer In Testing jobs in Seattle, WA? For Software Development Engineer In Testing jobs in Seattle, WA, the most frequently searched job titles are:
What job categories do people searching Software Development Engineer In Testing jobs in Seattle, WA look for? The top searched job categories for Software Development Engineer In Testing jobs in Seattle, WA are:
What cities near Seattle, WA are hiring for Software Development Engineer In Testing jobs? Cities near Seattle, WA with the most Software Development Engineer In Testing job openings:
Infographic showing various Software Development Engineer In Testing job openings in Seattle, WA as of June 2026, with employment types broken down into 1% As Needed, 93% Full Time, and 6% Part Time. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $167,886 per year, or $80.7 per hour.

SDET (Software Development Engineer in Test)

Comtech LLC

Seattle, WA • On-site

$57 - $73.50/hr

Other

Posted yesterday


Job description

SDET (Software Development Engineer in Test)

Comtech LLC 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 private sectors, and the Department of Defense. Our services span all aspects of business, providing a holistic approach for managing an organization.

Job Description

Must have:

  • API Gateway experience
  • C# experience, running and investigating failures in C# test
  • Testing the implementation of an API Gateway and other application infrastructure
  • 4-6 years experience in infrastructure testing
  • This position is on our automation infrastructure teams and is in support of the Digital API team
  • Experience with an API Gateway product such as Mashery, Apigee or NGinX is preferred
  • This person will be testing new implementation of API Gateways
  • They will be working with internal developers and whoever (internal and external) provides the API gateways in testing and debugging the applications
  • Test plan and test case creating experience

All your information will be kept confidential according to EEO guidelines.