2026 / 27 Tax Year
IR35 Take-Home Calculator
for Network Engineers
Contract network and infrastructure engineers work across telecoms, financial services, and enterprise IT. IR35 status is often determined by the degree of control and substitution rights in your role. This calculator shows your take-home on both sides of the IR35 fence for any day rate.
Outside IR35
Limited Company
£0
£0/day effective
Contract income£0
Corp tax-£0
Dividend tax-£0
Income tax-£0
Empl. NI-£0
Net take-home£0
Effective rate0%
Inside IR35
Umbrella Company
£0
£0/day effective
Contract income£0
Employer NI (15%)-£0
Income tax-£0
Employee NI-£0
Net take-home£0
Effective rate0%
A specialist network engineer accountant typically saves far more than they cost. Compare contractor accountants and IR35 insurance.
Get an IR35 review →
2026/27 rates. Personal allowance £12,570. Basic rate 20% to £50,270, higher rate 40% to £125,140. Employee NI 8%/2%. Employer NI 15% above £5,000. Corp tax 19%/25% with marginal relief. Dividend allowance £500, dividend rates 8.75%/33.75%/39.35%. Estimates only — not tax advice. Consult a qualified contractor accountant.