Working as a contractor on a £400 day rate in the UK is a fantastic milestone. However, unlike a permanent salary, you are responsible for factoring in holiday time, sick pay, pensions, and taxes. Let’s break down your potential take-home pay and show the permanent salary equivalent for a £400 day rate in the 2026/27 tax year.
Summary of £400 Day Rate
Assuming a standard contractor year of 220 working days, here is how the numbers stack up:
| Metric | Amount | Description |
|---|---|---|
| Gross Day Rate | £400 | Your gross daily invoicing amount |
| Contractor Annual Gross | £88,000 | Estimated annual revenue (based on 220 working days) |
| Estimated Take-Home (Net) | £61,597.40 | Annual net income after standard PAYE tax/NI deductions |
| Monthly Take-Home Equivalent | £5,133.12 | Your monthly net take-home pay |
| Permanent Salary Equivalent | £70,095 | Equivalent base salary after factoring in benefits and security |
Permanent Salary Equivalent Breakdown
A permanent employee receives perks like paid annual leave, employer pension match, sick pay, and health benefits. If you want to compare your £400 day rate to a permanent employee role, here is the math:
| Deduction/Benefit Type | Value | Why it matters |
|---|---|---|
| Contractor Annual Gross | £88,000 | Base revenue before perks deduction |
| Unpaid Holidays (28 days) | -£11,200 | Equivalent value of 28 statutory paid holidays |
| Unpaid Sick Leave (5 days) | -£2,000 | Allowance for 5 days of sick leave |
| Lost Pension Match (5%) | -£3,505 | Average value of employer matched pension |
| Lost Private Healthcare | -£1,200 | Estimated cash value of company healthcare |
| Equivalent Permanent Salary | £70,095 | The base salary you would need in a permanent job to match this day rate |
To run custom valuations with different holiday or pension schemes, try our interactive Day Rate to Salary Calculator.
Frequently Asked Questions (FAQ)
Q: What is the monthly take-home pay on a £400 day rate?
A: Based on 220 working days, a £400 day rate generates approximately £88,000 gross annually. After standard income tax and National Insurance deductions, your monthly take-home is roughly £5,133.12.
Q: What permanent salary matches a £400 day rate?
A: A £400 day rate is equivalent to a permanent base salary of approximately £70,095 once you deduct standard holiday pay, sick pay, private healthcare value, and employer pension matching.
Q: Am I inside or outside IR35?
A: This depends on the contract terms and working arrangements. If you are inside IR35, your agency or umbrella company will deduct PAYE tax/NI at source. If you are outside IR35, you can pay yourself more tax-efficiently via dividends. Use our IR35 Tax Calculator to model the difference.