Senior Software Test Engineer Salary in Washington

How much does a Senior Software Test Engineer make in Washington?

As of August 01, 2026, the average salary for a Senior Software Test Engineer in Washington is $87,557 per year, which breaks down to an hourly rate of $42.

However, a Senior Software Test Engineer's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $101,932
  • Majority Range (25th-75th percentile): $80,401 to $95,082
  • Entry-Level (10th percentile): $73,886
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View as table View as graph 25% $80,401 10% $73,886 90% $101,932 75% $95,082 $87,557 50%(Median) Didn’t find job title? Click

Senior Software Test Engineer Salaries by Percentile

Annual
Salary
Monthly
Pay
Weekly
Pay
Hourly
Wage
75th Percentile $95,082 $7,923 $1,828 $46
Average $87,557 $7,296 $1,684 $42
25th Percentile $80,401 $6,700 $1,546 $39
Check out Senior Software Test Engineer Job Openings in Washington
GEOINT Software Test Engineer

Reinventing Geospatial, Inc. (RGi) - Aberdeen, WA

Prototype Software Test Engineer

Sigma Design - Redmond, WA

Software Developer Engineer in Test

Sparc Technology Services Inc - Kirkland, WA

Software Development Engineer in Test SDET

Globenet Consulting Corp - Lynnwood, WA

Search More Senior Software Test Engineer Jobs in Washington

Key Factors That Influence Senior Software Test Engineer Salaries

A Senior Software Test Engineer's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location and company size can directly affect your earning potential.

How Experience Level Affects Senior Software Test Engineer Salaries?

Experience is a primary driver of a Senior Software Test Engineer's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here’s how the average salary grows at different career stages:

  • Entry-Level (less than 1 year): $77,359
  • Early Career (1-2 years): $87,004
  • Mid-Level (2-4 years): $122,017
  • Senior-Level (5-8 years): $147,266
  • Expert (over 8 years): $160,650
Levels Salary
Test Engi... Level Senior Software Test Engineer$77,359
Senior So... Level Senior Software Test Engineer$87,004
Test Engi... Level Senior Software Test Engineer$122,017
Test Engi... Level Senior Software Test Engineer$147,266
Test Engi... Level Senior Software Test Engineer$160,650
$77,359 0 yr
$87,004 < 2 yrs
$122,017 2-4 yrs
$147,266 5-8 yrs
$160,650 > 8 yrs
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What Am I Worth?

Top Paying Cities for Senior Software Test Engineers

Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:

  • Auburn: $87,450
  • Federal Way: $87,412
  • Bellevue: $89,209

Senior Software Test Engineer Salary by Industry: Top Paying Sectors

For Senior Software Test Engineer roles, the industry you choose can affect earning potential by as much as 40% (the gap between the highest and lowest paying industries). Data shows that the Internet and Pharmaceuticals sectors offer the strongest compensation, at 20% above the average. In contrast, Senior Software Test Engineer positions in Hospitality & Leisure or Edu., Gov't. & Nonprofit typically offer lower base pay, as these industries often view Senior Software Test Engineer as a support function rather than a direct revenue driver.

The top paying industries for a Senior Software Test Engineer

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Internet$105,069$51.020%
Pharmaceuticals$103,318$50.018%
Biotechnology$100,691$48.015%
Insurance$98,064$47.012%
Energy & Utilities$96,313$46.010%

Senior Software Test Engineer Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how a Senior Software Test Engineer's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.

Last Updated on August 01, 2026

Find Your Next Senior Software Test Engineer Job

Ready to take the next step in your career? Browse thousands of current Senior Software Test Engineer job openings on our job board. Use the search bar below to find your perfect match.

United States
  • Disney Entertainment and ESPN Product &amp; Technology Careers

    Seattle, WA

    Disney Entertainment and ESPN Product &amp; Technology Careers | Seattle, WA

    On any given day at Disney Entertainment & ESPN Technology, we are reimagining ways to create magical viewing experiences for the world's most beloved stor... more

    6 Days Ago

  • Opala

    Seattle, WA

    Opala | Seattle, WA

    A healthcare technology startup is seeking a Senior Software Engineer to develop and maintain a software platform.The ideal candidate has over 5 years of e... more

    8 Days Ago

  • Opala

    Seattle, WA

    Opala | Seattle, WA

    A healthcare tech startup is seeking an experienced Senior Software Engineer to build and maintain a secure and performant software platform.This remote ro... more

    9 Days Ago

  • Andrews Cooper Technology LLC

    Redmond, WA

    Andrews Cooper Technology LLC | Redmond, WA

    Job Description. Job Description. SENIOR FIRMWARE TEST ENGINEER. At Andrews Cooper, we specialize in delivering cutting-edge engineering solutions in the H... more

    6 Days Ago

  • Karman Space &amp; Defense

    Mukilteo, WA

    Karman Space &amp; Defense | Mukilteo, WA

    Job Description. Job Description. Karman Space & Defense is a leader in the rapid design, development, and production of critical, next‑generation system s... more

    7 Days Ago

  • One Identity

    , WA

    One Identity | , WA

    Overview. One Identity is an award-winning security software provider offering a broad selection of solutions that solve some of the most common and most c... more

    6 Days Ago

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