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Senior Software Development Engineer In Test Jobs in Marysville, WA

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 ...

Software Engineer, Test (SDET)

Seattle, WA ยท On-site

$165K - $205K/yr

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 ...

Software Developer in Test (SDET)

Seattle, WA ยท 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 ...

Performance SDET

Seattle, WA

$57 - $73.50/hr

Performance SDET Duration - 12 months Location - Seattle, WA - Local candidates only please * Strong Performance engineering concepts, strong aptitude for Performance test planning, identifying ...

Performance SDET Location - Seattle, WA - Prefer Local candidates only Strong Performance engineering concepts, strong aptitude for Performance test planning, identifying performance requirements ...

Role: SDET- Automation Location: Seattle WA Number of openings: 10 roles Interview: Skype & End client Skype Objective: We're currently searching for engaged SDETs who have knowledge and hands-on ...

SDET

Redmond, WA

$56 - $72.25/hr

Good experience in C#/.Net Programming/Automation and SQL b. Experience in Test automation ... in Scrum development process: standups, grooming, sizing, sprint planning. Thoroughly log and ...

SDET

Redmond, WA

$56 - $72.25/hr

Testing in support of verification includes driver stability, HLK, application compatibility and ... Qualifications 1-3 plus years software testing experience 1 year development using a Microsoft ...

Sr IOS SDET

Seattle, WA ยท On-site

$159K/yr

... . Sr. iOS SDET Note: Need local as in-person interview is required Qualifications Summary of Key Responsibilities: Responsibilities and essential job functions include but are not limited to the ...

SDET

Seattle, WA

$57 - $73.50/hr

... developers and whoever (internal and external) provides the API gateways in testing and debugging the applications. The team consists of 6-7 individuals, with possibly 2 total testers. Test plan and ...

Performance SDET Location : Seattle, WA - Local Candidates required Duration : 12 months Interview Mode : Strong Performance engineering concepts, strong aptitude for Performance test planning ...

Position : SDET with JavaScript Location - Seattle, WA ( Local Candidates only ) Duration - 12 months : Top 3: 1. JavaScript experience is the most important 2. Experience with a Protractor, (or ...

SDET

Redmond, WA

$56 - $72.25/hr

Position 2: * WiFi, WiFi Direct, Device Driver, N/W Cellular Experience Position 3: * Looking for someone good in Coding and Testing Qualifications Testing Additional Information All your information ...

... SDET with JavaScript Experience Location - Seattle, WA - Local Candidates only. Duration - 12 months 1. JavaScript experience is the most important 2. Experience with a Protractor, (or, these are ok ...

Showing results 21-40

Senior Software Development Engineer In Test information

See Marysville, WA salary details

$24.7K

$138.1K

$179.8K

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

As of Aug 9, 2026, the average yearly pay for senior software development engineer in test in Marysville, WA is $138,074.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,500.00 and $157,800.00 per year, depending on experience, location, and employer.

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 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 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 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.
What are popular job titles related to Senior Software Development Engineer In Test jobs in Marysville, WA? For Senior Software Development Engineer In Test jobs in Marysville, WA, the most frequently searched job titles are:
What job categories do people searching Senior Software Development Engineer In Test jobs in Marysville, WA look for? The top searched job categories for Senior Software Development Engineer In Test jobs in Marysville, WA are:
What cities near Marysville, WA are hiring for Senior Software Development Engineer In Test jobs? Cities near Marysville, WA with the most Senior Software Development Engineer In Test job openings:
Infographic showing various Senior Software Development Engineer In Test job openings in Marysville, WA as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 15% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $138,074 per year, or $66.4 per hour.

SDET - Automation Engineer - Contract

SmarTek21

Kirkland, WA โ€ข On-site

$9.0K - $10K/mo

Contractor

Posted 24 days ago


Job description

Position OverviewWe 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 of hands-on experience in software development engineering in test (SDET), strong programming and scripting expertise, and a deep understanding of test automation frameworks, CI/CD pipelines, and modern quality assurance methodologies.
You will be instrumental in improving our automation suites—specifically focusing on API and UI testing—securing system quality, and scaling our test environments across various devices and platforms. You will work closely with engineering, development, and project management teams to ensure the fast, secure, and reliable delivery of our applications and services.Key Responsibilities
  • Requirement Analysis: Analyze complex software requirements and prepare detailed query lists. Ask meaningful, targeted questions when requirements are incomplete to yield necessary data and ensure effective testing.
  • Test Design & Execution: Write and execute robust automated and manual test cases to uncover critical system bugs, user interface (UI) anomalies, and usability issues.
  • Test Planning & Strategy: Provide expert inputs on high-level test scenarios, project challenges, technical risks, resource allocation, and precise test estimations during collaborative planning meetings.
  • Automation Framework Management: Build, maintain, and expand test automation tasks, utilizing modern tools to ensure comprehensive regression and feature coverage.
  • Compatibility Testing: Conduct thorough exploratory testing and verify absolute functional consistency across various hardware devices and web browsers.
  • Cross-Functional Collaboration: Partner closely with development teams throughout the SDLC—from reproducing reported issues and emphasizing fixes for critical bugs to understanding the underlying code changes.
  • Status Reporting: Prioritize and estimate task execution efficiently, ensuring daily status reports articulate critical bug data and risk assessments clearly to clients and stakeholders.
Required Qualifications
  • 10+ years of professional experience in DevOps, Software Development Engineering in Test (SDET), or Automation Engineering.
  • Core Automation Skills: Extensive, hands-on experience with Selenium Automation, Playwright automation (specifically for UI developed using React/Storybook), and Rest API testing frameworks.
  • Programming Proficiency: Strong development skills with deep expertise in Java, JavaScript, and the JUnit framework.
  • Data & Web Services: Solid fundamental programming skills, including writing XML, utilizing web services, and executing SQL queries to extract data for test verification.
  • Testing Methodologies: Deep understanding of software testing concepts, Agile environments, the complete bug life cycle, and various testing levels, methods, and estimation techniques.
  • Quality & Defect Management Tools: Proficient with quality management platforms (e.g., TestRail, HP-ALM/QC, TFS, SpiraTest, or TestDirector) to plan, execute, and interlink tests with release requirements.
  • Infrastructure & Version Control: Experience using SCM tools for code maintenance (Git, Bitbucket, or TFS) and modern IDEs (IntelliJ IDEA, VSCode, or Visual Studio).
  • Environment Tools: Competency utilizing desktop/mobile operating systems, web proxies for cross-browser testing, simulators, emulators, and SQL clients.
  • Soft Skills: Exceptional critical thinking, analytical prioritization skills, and clear communication capabilities across technical and non-technical teams.
Preferred Qualifications
  • Security Testing: Foundational knowledge of security testing principles and exposure to vulnerability assessment methodologies.
  • Contract Testing: Hands-on experience or familiarity with contract testing tools such as Pact or Spring Boot.
  • Environment Exposure: Experience operating within fast-paced or startup environments, executing testing workflows within public cloud infrastructures (Azure, AWS, or GCP).

Who We are...

SmarTek21, founded in 2006, is an innovative digital transformation leader dedicated to empowering organizations through design-led, data-centric solutions. We believe that exceptional user experiences and intelligent data-driven insights are pivotal in shaping the future of business. At the heart of our approach is Design-Led Engineering, where we combine strategic design principles with cutting-edge technology to create tailored solutions that deliver significant business outcomes. Our commitment to accelerating digital transformation includes specialized expertise in Agile DevOps, Data Engineering and analytics, Testing Automation and support, and comprehensive Managed Application and Infrastructure Services. We’ve evolved from our consulting and development roots into a full-spectrum service provider, integrating advanced technologies like Generative AI (GenAI) to facilitate our clients' seamless, transformative digital journeys. A passion unites our dynamic team of technology visionaries and business strategists for innovation and excellence. At SmarTek21, you'll join a collaborative environment dedicated to shaping the digital landscape and driving impactful results for organizations worldwide.

SmarTek21 is committed to fostering a diverse and inclusive environment. We encourage applications from individuals of all backgrounds and experiences.

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