The salary trajectory of a Senior Test Engineer ranges between locations and employers. The salary starts at £0 per year (estimate) and goes up to £0 per year (estimate) for the highest level of seniority.
The estimated average salary for a Senior Test Engineer at Booking.com is £149,584 per year or £72 per hour, but some professionals have reported earning up to roughly £226,533 per year (90th percentile). The typical pay range is between £121,294 (25th percentile) and £186,617 (75th percentile) annually. This is based on 18 salaries submitted by Booking.com Senior Test Engineer professionals on Glassdoor, as of Jun 2026.