The estimated average salary for a Learning And Development Specialist at O2 is £39,072 per year or £19 per hour, but some professionals have reported earning up to roughly £63,230 per year (90th percentile). The typical pay range is between £31,150 (25th percentile) and £49,812 (75th percentile) annually. This is based on 9 salaries submitted by O2 Learning And Development Specialist professionals on Glassdoor, as of Jul 2026.