Locum vs Permanent Calculator

Thinking about going locum? This calculator shows the day rate you need to match your current permanent take-home — factoring in lost NHS pension, holiday pay, sick pay, and accountancy costs.

Your Details

1 day3 days5 days
36 wks43 wks50 wks
Typical Ltd company accountant: £1,000–£1,500/yr
Permanent role (annual)
Gross salary
£52,000
Income tax
−£8,232
National Insurance
−£3,051
NHS pension (employee)
−£5,564
Take-home pay
£35,153
Benefits included in employment
NHS pension (employer ~20.5%)
£10,660
Holiday pay (5.6 weeks)
£5,056
Sick pay (est.)
£1,040
Required locum rate to break even
Day rate needed
Working 4 days/wk × 46 weeks = 184 days/yr
£289
Hourly rate needed
Based on 7.5-hour locum day
£38
What you need to replace
Permanent take-home
£35,153
NHS employer pension lost
£10,660
Holiday pay lost
£5,056
Sick pay lost (est.)
£1,040
Accountancy costs
£1,200
Total locum revenue needed
£53,109
Market day rates for reference
Community locum: £20–£30/hr (£150–£225/day)
NHS bank (band 7): £25–£40/hr (£190–£300/day)
PCN/primary care: £35–£55/hr (£260–£415/day)

This calculator estimates the locum day rate required to match your permanent take-home, accounting for lost benefits. It assumes self-employed / Ltd company status. Actual figures depend on your tax situation, expenses, and contract type. Consult a financial adviser or specialist pharmacy accountant before making career decisions.