Employer cost calculator

Employer NI & total cost calculator (2025/26)

Enter any UK salary to instantly calculate your total employer cost for 2025/26 — NI at 15%, auto-enrolment pension, Employment Allowance and overheads. Results update live.

Calculator inputs

Minimum 3.0% on qualifying earnings (£6,240–£50,270).
Equipment, software, workspace, training, etc.
Most single-director companies cannot claim.
Total employer cost / year
£42,183
£3,515 per month · 24.1% above salary
£42,183 total / year £3,515 / month
Salary £34,000
Employer NI £4,350
Pension £833
Overheads £3,000
Monthly total
£3,515
Employer NI / month
£362
Cost above salary
£8,183
24.1% above
EA saving
£0

Full breakdown

ItemAnnual
Gross salary£34,000
Employer NI (gross)£4,350
Employment Allowance used−£0
Employer NI due£4,350
Pension contribution£833
Overheads£3,000
Total employer cost£42,183

Employer NI bands

Earnings bandRateNI
Up to £5,0000%£0
Above £5,00015%£4,350
Total£4,350
Tax year 2025/26 · Employer NI 15% above £5,000 · Comparison year 13.8% above £9,100 · Estimates only — not financial or legal advice.
How it works

Three steps to your employer cost estimate

01
Enter the salary
Type any annual gross salary. Use the quick chips for common bands or enter your own figure.
02
Set pension and overheads
Adjust employer pension rate and add any equipment, software or workspace costs.
03
Read the total cost
The donut and KPI strip update live. Apply Employment Allowance if eligible to see the net NI bill.
Total employer cost
£42,183 / year
£3,515 / month
24.1% above salary