Test employees working as a Software Development Engineer In Test (SDET) in United Kingdom have attributed a compensation and benefits rating of 4.9 out of 5 stars, based on 10 ratings. This is in line with the average of Software Development Engineer In Test (SDET) professionals at Test worldwide.
The estimated average salary for a Software Development Engineer In Test (SDET) at Test is £56,253 per year or £27 per hour, but some professionals have reported earning up to roughly £95,361 per year (90th percentile). The typical pay range is between £43,363 (25th percentile) and £73,773 (75th percentile) annually. This is based on 6 salaries submitted by Test Software Development Engineer In Test (SDET) professionals on Glassdoor, as of Jun 2026.