The salary trajectory of a Graduate Trainee 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 Graduate Trainee at Aon is £85,491 per year or £41 per hour, but some professionals have reported earning up to roughly £145,287 per year (90th percentile). The typical pay range is between £65,356 (25th percentile) and £113,688 (75th percentile) annually. This is based on 29 salaries submitted by Aon Graduate Trainee professionals on Glassdoor, as of Jun 2026.