Senior Software Development Engineer (contract) Salary in Seattle, WA.
Updated on: Jan 21, 2026
How much does a Senior Software Development Engineer (contract) make in Seattle, WA?
The average Senior Software Development Engineer (contract) in Seattle, WA makes $134,340,
51% above the national average Senior Software Development Engineer (contract) salary of $88,819.
This pay is 23% greater than the combined average salaries of other metroes San Jose, CA, Miami, FL, and El Paso, TX.
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Senior Software Development Engineer (contract) Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals