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United Kingdom · 5 open in London · updated 2026-10-20

AI / LLM Evaluation QA salary in London, United Kingdom

A mid-level AI / LLM Evaluation QA in London earns a median of £57k a year gross ($72k), from £47k at p10 to £70k at p90. London pays 1.18× the United Kingdom median and 28% below the US median of $100k. About 9 million people live in London.

Estimate · gross / year
£57kmedian · mid-level · $72k
p10 £47kp90 £70k
Rank 1 of 20City factor 1.18×
Pay by level

AI / LLM Evaluation QA pay by level in London

Gross annual pay in GBP. Junior £39k, lead £110k. The bar spans p10 to p90 with the median marked.

Levelp10Medianp90RangeMedian (USD)
Junior£32k£39k£47k$49k
Mid-level£47k£57k£70k$72k
Senior£67k£81k£99k$100k
Lead£87k£110k£130k$130k

Estimates from posted pay ranges, base pay only: the United Kingdom median (£48k) times a 1.18 city factor. Methodology.

Take-home

From gross to take-home in London

Employers in United Kingdom usually quote annual salary for permanent roles, day rates for contract roles.

£57kgross median / year
£39k–£43ktake-home / year (69-75%)
£4,800gross / month
£27gross / hour, 40 h week

A generic estimate for a single mid-level earner, not tax advice.

Other cities

AI / LLM Evaluation QA pay in other United Kingdom cities

United Kingdom overview
CityPay factorp10Medianp90
Edinburgh1.00×£40k£48k£59k
Birmingham0.97×£38k£47k£57k
Manchester0.96×£38k£46k£57k
Belfast0.95×£38k£46k£56k
Glasgow0.95×£38k£46k£56k
Leeds0.94×£37k£45k£55k
Bristol0.93×£37k£45k£55k
Cambridge0.93×£37k£45k£55k
FAQ

AI / LLM Evaluation QA salary in London: FAQ

What is the average AI / LLM Evaluation QA salary in London?

The median gross salary for a mid-level AI / LLM Evaluation QA in London is £57k a year ($72k). The p10 is £47k and the p90 is £70k. This is an estimate from posted pay ranges, scaled to London with a city factor of 1.18.

How much does a senior AI / LLM Evaluation QA make in London?

A senior AI / LLM Evaluation QA in London earns a median of £81k ($100k), with a range of £67k to £99k. Leads reach £110k and juniors start near £39k.

What is an entry-level AI / LLM Evaluation QA salary in London?

A junior AI / LLM Evaluation QA in London earns about £39k a year ($49k), between £32k and £47k. Pay rises to £57k at mid-level.

Is London a good-paying city for AI / LLM Evaluation QAs in United Kingdom?

London ranks 1st of 20 tracked United Kingdom cities for this role, at 1.18x the national median of £48k. It is the best-paid city we track in the country.

What is the take-home pay for a AI / LLM Evaluation QA in London?

Roughly 69-75% of gross stays after income tax and social contributions for a single mid-level earner: about £39k to £43k a year, or £3,500 a month. This is not tax advice.

What is the hourly rate for a AI / LLM Evaluation QA in London?

A £57k gross salary equals about £27 an hour on a 40-hour week (£4,800 a month gross). Contractors typically quote 20-35% above this to cover leave and benefits.

All figures are gross estimates, not offers or advice.

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