The estimated average salary for a Software Development Engineer In Test I at Microsoft is €51,112 per year or €25 per hour, but some professionals have reported earning up to roughly €52,830 per year (90th percentile). The typical pay range is between €49,395 (25th percentile) and €52,830 (75th percentile) annually. This is based on 28 salaries submitted by Microsoft Software Development Engineer In Test I professionals on Glassdoor, as of Jun 2026.