The salary trajectory of a a Technical Support Engineer ranges between locations and employers. The salary starts at £27,982 per year (estimate) and goes up to £45,411 per year (estimate) for the highest level of seniority.
The estimated average salary for a Technical Support Engineer at Key Computer Applications is £34,838 per year or £17 per hour, but some professionals have reported earning up to roughly £59,659 per year (90th percentile). The typical pay range is between £26,936 (25th percentile) and £45,768 (75th percentile) annually. This is based on 1 salaries submitted by Key Computer Applications Technical Support Engineer professionals on Glassdoor, as of Jun 2026.