The salary trajectory of a a Performance Testing 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 Performance Testing at IBM is £38,367 per year or £18 per hour, but some professionals have reported earning up to roughly £64,225 per year (90th percentile). The typical pay range is between £29,910 (25th percentile) and £49,886 (75th percentile) annually. This is based on 2 salaries submitted by IBM Performance Testing professionals on Glassdoor, as of Jul 2026.