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Senior Software Development Engineer In Test Jobs in Olympia, WA

AST

Software Engineer

Tacoma, WA · On-site

$125K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

AST is looking for a driven Software Engineer to join our Research and Development team in Tacoma ... Develop and maintain unit and integration tests to ensure code quality, reliability, and ...

AST

Software Engineer

Tacoma, WA · On-site

$125K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

AST is looking for a driven Software Engineer to join our Research and Development team in Tacoma ... Develop and maintain unit and integration tests to ensure code quality, reliability, and ...

Lewis County, WA

Senior Engineer - Review

Chehalis, WA

$103K - $139K/yr

... in managing design, construction, engineering, development, flood control, roads, bridges ... Computers and specialized engineering software applications and file management procedures. OSHA ...

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

Senior Software Development Engineer In Test information

See Olympia, WA salary details

$24.1K

$134.6K

$175.3K

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

As of Aug 14, 2026, the average yearly pay for senior software development engineer in test in Olympia, WA is $134,640.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,500.00 and $153,900.00 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 job categories do people searching Senior Software Development Engineer In Test jobs in Olympia, WA look for?

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

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

Cities near Olympia, 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 Olympia, WA as of August 2026, with employment types broken down into 1% As Needed, 76% Full Time, 21% Part Time, and 2% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $134,640 per year, or $64.7 per hour.

Software Engineer

AST

Tacoma, WA • On-site

$125K - $140K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 24 days ago

Job description

Software Engineer
At AST, we enhance the efficiency, productivity, and safety of flexibleaseptic manufacturing processesfor the worldwide Life Science Industry by offering innovative products, services, and solutions.
Do you want to contribute to a shared vision and mission? Would you like to bring your unique talents to have a significant impact at a growing company? At AST we strive to build a workplace that enables every team memberto meet and exceed their capabilities. We set our expectations high and provide the environment and resources necessary to bring out the very best.
Competitive compensation range for onsite WA applicants is $125,000-140,000 annually. All applicants are welcome to apply.
Employee benefits include: Medical (HSA & PPO), Paid Dental, Vision, HSA account with employer contribution, (eligible the first of the month following your date of hire), Long/Short term disability, 401(K) (Traditional & Roth options) with up to 5% company match (eligible 90 days after date of hire), Education Assistance, Paid Time Off (PTO), Paid Holiday, and bonus potential. All benefits on this page are subject to change.
What can I expect in this role?
AST is looking for a driven Software Engineer to join our Research and Development team in Tacoma, WA. In this role, you won't just write code, you'll spearhead the evolution of our core software control systems and drive technological breakthroughs across the board.
Reporting directly to the Principal Software Engineer, you will collaborate cross-functionally to transform AST's strategic vision into high-impact products and world-class customer experiences.
If you are passionate about R&D and your professional values align with AST's Mission, Vision, and Key Behaviors, we want to meet you. Help us build the next generation of industry-leading technology.
Key Responsibilities
  • Overall responsible for all PC and Android-based machine automation control systems and platforms.
  • Collaborate effectively with cross-functional teams to define and deliver complete machine automation solutions.
  • Develop and execute software functional and design requirement documents, scope of work documents, and project plans.
  • Design, develop, and implement features for our Android and .NET applications controlling industrial devices using modern development tools.
  • Ensure proper documentation and produce professional user operation manuals.
  • Design, develop, and implement machine learning models using C# and Python, or other applicable and modern tools.
  • Integrate machine learning models into machine automation software applications.
  • Develop and maintain unit and integration tests to ensure code quality, reliability, and maintainability.
  • Stay up to date on the latest advancements in machine learning and related technologies
  • Up to 20% of travel may be required.
Required Qualifications
  • Bachelor's degree in computer science, engineering, or a related field.
  • 5+ years building production systems in C# using .NET Core/.NET 6+, including API design, dependency injection, and layered architecture, designed and maintained relational schemas in SQL Server or PostgreSQL, including migrations, indexing, and performance tuning
  • Experience developing end-to-end machine learning pipelines, including data preprocessing, feature engineering, model training, validation, and deployment.
  • Practical knowledge of supervised and unsupervised learning algorithms (e.g., classification, regression, clustering) and their appropriate application.
  • Experience with Scrum/Agile development methodologies
  • A strong problem-solving mindset with the ability to think creatively and independently.
  • Excellent written and verbal communication skills.
  • Ability to work effectively both independently and as part of a team, in a very fast paced environment and with little supervision.
  • Other duties as assigned
Preferred Qualifications
  • Experience developing software within regulated industrial environments,including integration with PLC-based automation systems.
  • Experience building modern desktop applications using Avalonia, WPF, or WinUI.
  • Experience developing interactive 3D or simulation applications using Unity.
Eligibility Requirements:
  • Must be legally authorized to work in the United States without restriction.
  • Must be willing to take and successfully pass a drug test.

AST is proud of our team. Providing challenging and rewarding work, with opportunities for personal/professional development is our key to this longevity.
This is a full-time, on-site position based in Tacoma.
AST is an equal opportunity employer.

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