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2025/26 Tax Year

£120,000 Salary - UK Employer Cost

To employ someone on a £120,000 salary in the UK, the total cost to the employer is £140,850 per year. That's +17.4% on top of the gross salary.

Gross Salary
£120,000
employee pay
Total Employer Cost
£140,850
per year
Employer NI
£17,250
15% rate
Employer Pension
£3,600
3% minimum

£120,000 Employment Cost Breakdown

DescriptionYearlyMonthly
Gross Salary£120,000.00£10,000.00
Employer National Insurance (15%)+£17,250.00+£1,437.50
Employer Pension (3%)+£3,600.00+£300.00
Total Employer Cost£140,850.00£11,737.50

Employer Cost vs Employee Take Home

What the Employer Pays

£140,850

total cost per year

Gross Salary£120,000
Employer NI£17,250
Employer Pension£3,600

What the Employee Gets

£76,157

take home pay per year

Gross Salary£120,000
Income Tax-£39,432
Employee NI-£4,411

The employer pays £64,693 more than what the employee takes home (85% difference)

Adjust Pension Contribution

Employee Salary

Enter the gross salary for 2025/26

£
3%
3% (minimum)15%

Total Employer Cost

What it actually costs to employ someone

£140,850
per year
+17.4% overhead
Gross Salary£120,000
Employer NI (15%)+£17,250
Employer Pension (3%)+£3,600
Total Cost£140,850
£11,738
per month
£542
per working day

Understanding £120,000 Employer Costs

When hiring an employee on a £120,000 salary in the UK for 2025/26, the total cost to the employer is £140,850. This includes the gross salary plus employer National Insurance contributions and pension contributions.

Employer National Insurance is charged at 15% on all earnings above £5,000 per year. For a £120,000 salary, this amounts to £17,250 per year.

The minimum employer pension contribution under auto-enrollment is 3%, which adds £3,600 to the annual cost. Many employers offer higher pension contributions as part of their benefits package.

Compare this to the employee's perspective: see the £120,000 take-home pay calculation.