O2 employees working as a Network Engineer in United Kingdom have attributed a compensation and benefits rating of 5 out of 5 stars, based on 3 ratings. This is 2% higher than the average of Network Engineer professionals at O2 worldwide.
The salary trajectory of a a Network Engineer ranges between locations and employers. The salary starts at £39,619 per year (estimate) and goes up to £69,463 per year (estimate) for the highest level of seniority.
The estimated average salary for a Network Engineer at O2 is £42,736 per year or £21 per hour, but some professionals have reported earning up to roughly £75,869 per year (90th percentile). The typical pay range is between £32,483 (25th percentile) and £57,177 (75th percentile) annually. This is based on 8 salaries submitted by O2 Network Engineer professionals on Glassdoor, as of Jul 2026.