The salary trajectory of a a Field Service Engineer ranges between locations and employers. The salary starts at £30,756 per year (estimate) and goes up to £100,690 per year (estimate) for the highest level of seniority.
The estimated average salary for a Field Service Engineer at Advanced Instruments is £33,156 per year or £16 per hour, but some professionals have reported earning up to roughly £51,844 per year (90th percentile). The typical pay range is between £27,109 (25th percentile) and £41,372 (75th percentile) annually. This is based on 2 salaries submitted by Advanced Instruments Field Service Engineer professionals on Glassdoor, as of Jun 2026.