IT Contractor take-home calculator

General IT contracting covers support, infrastructure and delivery roles. Rates vary widely with specialism and clearance, and most contracts are assessed for IR35 by the end client.

Typical day rate

£350–£650

Inside IR35 take-home*

£60,071/yr

Outside IR35 take-home*

£66,056/yr

*At £450/day over 220 billable days. Outside IR35 (limited company) is £5,985/year better at this rate.

Work out your take-home

Pre-filled with a typical it contractor rate — change it to match your contract.

Advanced options

Inside IR35 (umbrella)

£60,071/yr

You keep 61% of the contract value

Assignment rate£99,000
Umbrella margin-£1,150
Employer NI-£12,055
Apprenticeship levy-£427
Income tax (PAYE)-£21,579
Employee NI-£3,718
Take-home pay£60,071

Outside IR35 (limited company)

£66,056/yr

You keep 67% of the contract value

Company revenue£99,000
Director salary-£12,570
Employer NI on salary-£1,136
Corporation tax-£18,853
Dividend tax-£12,955
Income tax + NI on salary-£0
Take-home pay£66,056

Outside IR35 (limited company) leaves you £5,985/year better off at this rate.

Questions

What is a typical it contractor day rate in the UK?

IT Contractor day rates in the UK typically fall between £350 and £650, with around £450 a common mid-point. Your rate depends on experience, location, sector and IR35 status.

How much does a it contractor take home after tax?

At £450 a day over 220 billable days, take-home is roughly £60,071 inside IR35 (umbrella) or £66,056 outside IR35 (limited company) for 2025/26. Adjust the calculator for your exact figures.