Systems Administrator Salary After Tax in Wales (Cardiff), United Kingdom (2026)
A Systems Administrator (Systemadministrator / Administrateur Système / Amministratore di Sistema) working in Wales (Cardiff), United Kingdom earns a benchmark gross salary of £42,500 per year (£3,542/month), resulting in a net take-home pay of £32,420/year or £2,702/month after 2026 taxes and social contributions.
Median Net Monthly
£2,702
£32,420 net/year
Median Gross Annual
£42,500
£3,542 gross/mo
Senior (Top 10%) Gross
£57,375
Entry-Level: £31,875
Effective Tax & Social
23.7%
United Kingdom 2026 rules
Systems Administrator Gross vs. Net Pay Breakdown in Wales (Cardiff)
| Gross Annual Salary (Systems Administrator) | £42,500 |
| Income & Regional Taxes | -£5,561 |
| Social Security & Pension | -£4,519 |
| Net Annual Take-Home Pay | £32,420 (£2,702/mo) |
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