How Much Does It Cost to Hire an Admin Assistant in the UK?

Hiring an admin assistant in the UK in 2026 costs £30,000–£42,000 per year fully-loaded — not the £24k headline salary HR quotes. Here is the full breakdown, plus what AI alternatives now cost.

Real 2026 UK cost to hire an admin assistant: salary, employer NICs, pension, software, training and attrition — fully-loaded annual figure.