Winner on purchasing power
Reading
After paying rent, a devops engineer in Reading retains
£178/month more than in Cardiff —
that's £2,136/year extra in purchasing power.
Cardiff
View full breakdown →
Gross salary
£52,000
Net monthly
£3,393
Rent (1-bed)
£900
Rent-to-income
27% — Comfortable
After rent
£2,493
Reading
View full breakdown →
Gross salary
£65,000
Net monthly
£4,021
Rent (1-bed)
£1,350
Rent-to-income
34% — Stretched
After rent
£2,671
Cardiff vs Reading: what the £178/month gap means for a devops engineer
On paper, Cardiff devops engineer roles pay £13,000/year
less than Reading. But take-home after tax and National Insurance tells a
different story — Cardiff workers keep £3,393/month versus
£4,021/month in Reading.
The bigger picture is after rent. Average Cardiff rent runs £900/month
versus £1,350/month in Reading. Once housing costs are factored in,
Reading workers have £2,671/month
disposable income versus £2,493/month in Cardiff —
that is £2,136/year in real spending power.
Reading's rent-to-income ratio of 34%
compares favourably to Cardiff's 27%.
Monthly cost comparison
All figures monthly · 2025/26
| Category |
Cardiff |
Reading |
Delta |
| Rent (1-bed median) |
£900 |
£1,350 |
+50% |
| Transport |
£50 |
£85 |
+70% |
| Council tax |
£132 |
£150 |
+14% |
| Groceries |
£255 |
£290 |
+14% |
| Disposable income remaining |
£1,923 |
£2,006 |
+4% |
Sources: LinkedIn 2025 · Rightmove Q4 2025 · HMRC 2025/26 · Numbeo 2025
Cost-of-living equivalence
Based on a cost-of-living index of 64 for Cardiff
and 80 for Reading,
a salary of £52,000 in Cardiff delivers
equivalent purchasing power to £65,000 in Reading.
Cardiff £52,000 ≈
£65,000
in Reading
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
Cappuccino
Cardiff
£2.43
Reading
£3.04
Transit (single trip)
Cardiff
£1.19
Reading
£2.02
Gym membership
Cardiff
£35/mo
Reading
£44/mo
Cinema ticket
Cardiff
£10.24
Reading
£12.80
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Frequently asked questions
Does a devops engineer earn more in Cardiff or Reading?
+
Cardiff pays a median £52,000 vs £65,000 in Reading
— a gross difference of £13,000.
However, after accounting for rent and living costs, Reading professionals
have £178/month more disposable income, making it the stronger city in real terms.
What is the take-home pay for a devops engineer in Cardiff vs Reading?
+
In Cardiff: gross £52,000 → £3,393/month net take-home.
In Reading: gross £65,000 → £4,021/month net take-home.
After paying median 1-bed rent, Cardiff leaves £2,493/month
vs Reading's £2,671/month.
What salary in Reading matches Cardiff purchasing power?
+
Approximately £65,000 in Reading delivers equivalent purchasing power to
£52,000 in Cardiff, based on a cost-of-living index of
64 (Cardiff) vs 80 (Reading).
Is Cardiff or Reading cheaper to live in?
+
Cardiff is cheaper overall, with a cost-of-living index of 64 vs 80 for Reading (London = 100).
Rent in Cardiff averages £900/month (1-bed)
vs £1,350/month in Reading.
What is the rent-to-income ratio for a devops engineer in Cardiff?
+
A devops engineer in Cardiff earning £52,000 takes home
£3,393/month. With median 1-bed rent of £900/month,
the rent-to-income ratio is 27%
(comfortable).
In Reading the equivalent ratio is 34%.