The estimated average salary for a IT Software Development Engineer In Test at Microsoft is $7,500 per year or $4 per hour, but some professionals have reported earning up to roughly $12,215 per year (90th percentile). The typical pay range is between $4,208 (25th percentile) and $10,404 (75th percentile) annually. This is based on 3 salaries submitted by Microsoft IT Software Development Engineer In Test professionals on Glassdoor, as of Jun 2026.