The salary trajectory of a an Implementation Project Manager ranges between locations and employers. The salary starts at £30,492 per year (estimate) and goes up to £83,078 per year (estimate) for the highest level of seniority.
The estimated average salary for a Implementation Project Manager at ADP is £50,248 per year or £24 per hour, but some professionals have reported earning up to roughly £82,369 per year (90th percentile). The typical pay range is between £39,206 (25th percentile) and £64,888 (75th percentile) annually. This is based on 25 salaries submitted by ADP Implementation Project Manager professionals on Glassdoor, as of Jul 2026.