The salary trajectory of a Performance 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 Performance Engineer at ALTEN is £154,517 per year or £74 per hour, but some professionals have reported earning up to roughly £234,899 per year (90th percentile). The typical pay range is between £124,855 (25th percentile) and £193,099 (75th percentile) annually. This is based on 9 salaries submitted by ALTEN Performance Engineer professionals on Glassdoor, as of Jul 2026.