Data Scientist Salary in London
Official ONS earnings for London, covering 20,000 jobs.
Median salary — London
£42,850
gross, per year
Mean
£52,893
Jobs measured
20,000
What most data scientists actually earn
Half of data scientists in London earn between £33,879 and £56,427. Earning above £56,427 puts you in the top quarter of the profession.
ONS suppresses the detailed spread for this occupation at regional level, so this range describes the wider “Business Associate Professionals” group in London.
The full pay range
Each bar is the salary at that percentile — the 25th means a quarter of data scientists earn less than this.
How London ranks for data scientist pay
2nd
of 10 GB regions with a published figure
West Midlands tops the table on £44,172 and East Midlands sits at the bottom on £30,950. London is £1,322 short of the top.
Ranking compares published regional medians for the same occupation. It says nothing about cost of living — a higher median doesn't survive contact with rent. The cost of living calculator is the honest next step.
Where this figure comes from
- ONS occupation group
- Data analysts
- SOC 2020 code
- 3544
- Measure
- Gross annual pay, all employees
- Edition
- ONS Annual Survey of Hours and Earnings, 2025 provisional
ONS doesn't measure “data scientist” as its own category. These figures are for the wider group “Data analysts”, which includes this role alongside others. ONS has no separate data scientist group; 3544 Data analysts is the closest.
Source: Office for National Statistics, Annual Survey of Hours and Earnings. Contains public sector information licensed under the Open Government Licence v3.0. Figures are estimates from a survey of PAYE jobs and are not financial advice.
Data Scientist salary FAQs
What is the average Data Scientist salary in London?
The median is £42,850 a year and the mean is £52,893, according to the ONS Annual Survey of Hours and Earnings.
What is a good Data Scientist salary?
Half of data scientists earn between £33,879 and £56,427. Anything above £56,427 is in the top quarter for the role.
Is this figure official?
Yes. It comes from the ONS Annual Survey of Hours and Earnings, an accredited official statistic based on employer PAYE records, covering 20,000 jobs in this occupation.
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