Test employees working as Developer Senior in US have attributed a compensation and benefits rating of 5 out of 5 stars, based on 2 ratings. This is 28% higher than the average of Developer Senior professionals at Test worldwide.
The salary trajectory of a Developer Senior ranges between locations and employers. The salary starts at £54,758 per year (estimate) and goes up to £113,508 per year (estimate) for the highest level of seniority.
The estimated average salary for a Developer Senior at Test is £163,096 per year or £78 per hour, but some professionals have reported earning up to roughly £269,762 per year (90th percentile). The typical pay range is between £126,399 (25th percentile) and £213,637 (75th percentile) annually. This is based on 15 salaries submitted by Test Developer Senior professionals on Glassdoor, as of Jun 2026.