Test employees working as Senior Developer 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 Senior Developer professionals at Test worldwide.
The salary trajectory of a Senior Developer ranges between locations and employers. The salary starts at £54,755 per year (estimate) and goes up to £113,508 per year (estimate) for the highest level of seniority.
The estimated average salary for a Senior Developer at Test is £155,976 per year or £75 per hour, but some professionals have reported earning up to roughly £239,976 per year (90th percentile). The typical pay range is between £125,408 (25th percentile) and £196,271 (75th percentile) annually. This is based on 15 salaries submitted by Test Senior Developer professionals on Glassdoor, as of Jun 2026.