Skilful Designers£350 a day after tax
A £350 day rate over 155 billable days earns £54,250. After £4,000 of costs and £9,797 of income tax and Class 4 National Insurance, a UK sole trader takes home about £40,453 a year, or £3,371 a month (2026/27).
Worked out with the Self-employed tax calculatorUpdated
Open this in the self-employed tax calculator
£350 × 155 days − £4,000 costs = £50,250 profit
The breakdown
| Turnover (£350 × 155 days) | £54,250 |
| Business costs | −£4,000 |
| Profit | £50,250 |
| Income tax | −£7,536 |
| Class 4 National Insurance | −£2,261 |
| Take-home | £40,453 |
That is £3,371 a month, or £261 kept from each billed day. All of the taxable profit is in the 20% basic-rate band.
£350 a day at different workloads
155 days assumes 222 working days (after 25 days of holiday, 8 bank holidays and 5 sick days) of which 70% are billed. New freelancers often bill fewer; busy ones more.
| Billable days | Turnover | Tax and NI | Take-home | Per month |
|---|---|---|---|---|
| 100 | £35,000 | £4,792 | £26,208 | £2,184 |
| 130 | £45,500 | £7,522 | £33,978 | £2,832 |
| 155 | £54,250 | £9,797 | £40,453 | £3,371 |
| 180 | £63,000 | £13,469 | £45,531 | £3,794 |
| 200 | £70,000 | £16,409 | £49,591 | £4,133 |
| 220 | £77,000 | £19,349 | £53,651 | £4,471 |
Figures use 2026/27 rates for England, Wales and Northern Ireland and leave out student loans, pension contributions and other income; Scotland sets different income tax bands. See the exact tax at any profit in the self-employed tax tables, or find the rate you need for a target income with the day rate calculator. Rates and thresholds: GOV.UK.
Nearby values
Frequently asked questions
How much is £350 a day after tax in the UK?
About £40,453 a year, or £3,371 a month, for a sole trader billing 155 days with £4,000 of costs in 2026/27. That is £54,250 turnover, £50,250 profit, and £9,797 of income tax and Class 4 National Insurance.
How much of each £350 day should I set aside for tax?
About 19% of what you invoice, £67 a day, covers the income tax and National Insurance at this level. In your first Self Assessment year, set aside more for the payment on account.
Do I need to register for VAT at £350 a day?
Not at 155 days: £54,250 is under the £90,000 threshold. You would cross it after 257 billed days in a rolling 12 months.
What hourly rate is £350 a day?
£46.67 an hour over a 7.5-hour day, or £43.75 over 8 hours.
Cite this page
Skilful Designers. “£350 a day after tax.” https://skillfuldesigners.co.uk/day-rate-take-home/350/ (updated 13 November 2026).