Data Scientist Job Trends, Salaries & Skill Sets in Cardiff

Data Scientist
South Wales > Cardiff

As of 14 January 2026, there is not enough information available from job vacancies posted within the last 6 months to determine the median Data Scientist salary in Cardiff.

	6 months to 14 Jan 2026	Same period 2025	Same period 2024
Rank	-	-	46
Rank change year-on-year	-	-	+22
Permanent jobs requiring a Data Scientist	0	0	1
As % of all permanent jobs in Cardiff	-	-	0.27%
As % of the Job Titles category	-	-	0.28%
Number of salaries quoted	0	0	1
10^th Percentile	-	-	-
25^th Percentile	-	-	£58,750
Median annual salary (50^th Percentile)	-	-	£67,500
Median % change year-on-year	-	-	+34.63%
75^th Percentile	-	-	£76,250
90^th Percentile	-	-	-
South Wales median annual salary	-	-	£67,500
% change year-on-year	-	-	+34.63%

All Permanent IT Job Roles
Cardiff

For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in Cardiff. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

Permanent vacancies in Cardiff with a recognized job title	342	338	358
% of permanent jobs with a recognized job title	96.34%	95.75%	95.21%
Number of salaries quoted	240	212	320
10^th Percentile	£26,000	£30,000	£32,450
25^th Percentile	£40,000	£31,250	£40,000
Median annual salary (50^th Percentile)	£55,000	£47,500	£50,842
Median % change year-on-year	+15.79%	-6.57%	+1.68%
75^th Percentile	£65,625	£63,794	£66,927
90^th Percentile	£80,000	£77,250	£73,250
South Wales median annual salary	£50,000	£50,000	£50,000
% change year-on-year	-	-	+4.17%

Data Scientist
Job Vacancy Trend in Cardiff

Historical trend showing the proportion of permanent IT job postings featuring 'Data Scientist' in the job title relative to all permanent IT jobs advertised in Cardiff.