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C Developer Salary in Seattle 2026

How much does a C developer expect to make at Seattle-based startups? The average expected salary for C developers in Seattle-based startups is 177k per year, with a range from 105k to 270k. These amounts were gathered from Wellfound self-reported data and represent the median salary range. The salary range for C developers in Seattle startups varies depending on factors such as industry, experience, and startup stage.

176.9k

Average Salary

4 years

Average years of experience

Hiring data hero image

Salary

By quarter
The average salary for a C developer in Seattle is$176,917, which is 10.7% higher than the average Seattle startup salary of $159,875. C developer salaries in Seattle are based on exclusive Wellfound data. All data is updated on a weekly basis. Factors that may influence salary include: years of experience, title, size of company, skill-set, and industry.

Top of market

$218,050/yr

Range $160k - $270k

Average

$176,917/yr

Range $120k - $225k

Below Average

$151,950/yr

Range $105k - $185k


Industries

The highest average salary a C developer in Seattle can get in Maps, that is $244,000. This pay is 4.6% higher than the average C developer salary, which is $233,200. The highest-paying industries in 2023 are: Maps (avg $244,000 per year), Search (avg $244,000 per year), Email (avg $244,000 per year).

Tech Stack

The top-paying developer skills of 2026 are:
  • 1. Electron

    $255k

  • 2. Keras

    $253k

  • 3. Kotlin

    $242k

  • 4. SOLR

    $239.5k

  • 5. scikit-learn

    $218.5k

  • 6. Neo4J

    $215k

  • 7. Cassandra

    $207.5k

  • 8. Nginx

    $207.5k

  • 9. Unity

    $206k

  • 10. Flutter

    $206k


Years of experience

Below Average

Average

Top of Market

The highest average salary C developer in Seattle can get with 10+ years of experience, that is $120,000. This pay is 24.9% lower than the average salary in Seattle startups, which is $159,875. The salary range varies with years of experience and depends on other factors such as skill set, size of company, and industry.