Cambridge vs Cardiff
Cambridge wins on purchasing power. Cambridge devops engineers have £270/month more disposable income after rent than their Cardiff counterparts.
After paying rent, a devops engineer in Cambridge retains £270/month more than in Cardiff — that's £3,240/year extra in purchasing power.
Cambridge vs Cardiff: what the £270/month gap means for a devops engineer
On paper, Cambridge devops engineer roles pay £18,000/year more than Cardiff. But take-home after tax and National Insurance tells a different story — Cambridge workers keep £4,263/month versus £3,393/month in Cardiff.
The bigger picture is after rent. Average Cambridge rent runs £1,500/month versus £900/month in Cardiff. Once housing costs are factored in, Cambridge workers have £2,763/month disposable income versus £2,493/month in Cardiff — that is £3,240/year in real spending power.
Cambridge's rent-to-income ratio of 35% compares favourably to Cardiff's 27%.
For devops engineers prioritising financial freedom, Cambridge delivers significantly more disposable income despite comparable gross pay.
Cost-of-living equivalence
Based on a cost-of-living index of 87 for Cambridge and 64 for Cardiff, a salary of £70,000 in Cambridge delivers equivalent purchasing power to £51,500 in Cardiff.
Income retention after all essentials
% of net monthly pay remaining after rent, transport, council tax and groceries
Everyday costs
Estimated typical prices · scaled from Numbeo 2025
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