Remote vs Office · Data Scientist · 2026

Cardiff remote
vs London office

A data scientist working remotely from Cardiff earns £60,000 vs £68,000 in London. After costs, Cardiff remote wins by £864/month. Break-even discount: 36%.

London salary
£68,000
office gross
Remote salary
£60,000
Cardiff gross
Monthly advantage
+£864
Cardiff remote
Break-even
36%
max salary cut

Head-to-Head Comparison

London Office
£68,000
Net monthly £4,166
Rent (1-bed) −£2,150
After rent £2,016/mo
RTI 52%
🏆 Cardiff Remote
£60,000
Net monthly £3,780
Rent (1-bed) −£900
After rent £2,880/mo
RTI 24%

Full Financial Comparison

Metric London office Cardiff remote Difference
Gross salary £68,000 £60,000 −£8,000
Net monthly £4,166 £3,780 −£386
Rent (1-bed) £2,150/mo £900/mo −£1,250
RTI % 52% 24% −£28%
After rent £2,016/mo £2,880/mo +£864/mo

Tax computed using HMRC 2025/26. Rent = Rightmove Q4 2025 median. Remote salary modelled at 12% discount from London rate.

Break-Even Calculator

You can accept up to a 36% salary reduction and still be better off than London.

Offered discount (12%) £60,000
Break-even discount (36%) £43,500
✓ The 12% offered discount is within the 36% break-even. Cardiff remote wins financially.

Any remote salary above £43,500 in Cardiff beats London financially after living costs.

Remote wins — Cardiff delivers £864/month more disposable income

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Frequently Asked Questions

Is it financially better to be a data scientist in Cardiff remote or London office? +
Cardiff remote wins. Despite earning £8,000 less (12% discount), a Cardiff-based data scientist has £864/month more after rent compared to a London office role. Rent in Cardiff (£900/mo) vs London (£2,150/mo) more than compensates for the lower gross salary. RTI: 24% vs 52% in London.
What remote salary discount can I accept as a data scientist in Cardiff? +
You can accept up to a 36% salary reduction and still be better off than working in London. The typical offered remote discount for data scientists is 12%, which is comfortably within the break-even threshold. Any remote salary above £43,500 in Cardiff leaves you better off than the London office role at £68,000.
What is the break-even remote salary for a data scientist in Cardiff? +
The break-even remote salary is £43,500 — 36% below the London rate of £68,000. At this salary, after-rent disposable income in Cardiff exactly equals what you'd have working in London. The modelled remote salary of £60,000 (12% discount) is £16,500 above the break-even.

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