Mainframe Software Engineer Salary in Seattle, WA.
Updated on: Jan 14, 2026
How much does a Mainframe Software Engineer make in Seattle, WA?
The average Mainframe Software Engineer in Seattle, WA makes $144,992,
51% above the national average Mainframe Software Engineer salary of $95,862.
This pay is 17% greater than the combined average salaries of other metroes San Jose, CA, Albuquerque, NM, and Boston, MA.
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Mainframe Software Engineer Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals