Full Stack Developer (co-op) Salary in Seattle, WA.
Updated on: Jan 21, 2026
How much does a Full Stack Developer (co-op) make in Seattle, WA?
The average Full Stack Developer (co-op) in Seattle, WA makes $129,748,
51% above the national average Full Stack Developer (co-op) salary of $85,783.
This pay is 22% greater than the combined average salaries of other metroes San Jose, CA, Mesa, AZ, and New York City, NY.
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Full Stack Developer (co-op) Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals