Senior Developer Contracts in Cardiff

Senior Developer
South Wales > Cardiff

The median Senior Developer daily rate in Cardiff is £391, according to job vacancies posted in the 6 months leading up to 25 May 2025.

The table below provides contractor rate benchmarking and summary statistics, comparing them to the same period in the previous two years.

6 months to
25 May 2025
Same period 2024 Same period 2023
Rank 27 25 42
Rank change year-on-year -2 +17 +11
Contract jobs requiring a Senior Developer 3 7 1
As % of all contract jobs advertised in Cardiff 1.81% 3.45% 0.32%
As % of the Job Titles category 1.86% 3.70% 0.33%
Number of daily rates quoted 2 3 1
10th Percentile £221 £463 -
25th Percentile £280 £520 £413
Median daily rate (50th Percentile) £391 £615 £425
Median % change year-on-year -36.38% +44.71% -10.53%
75th Percentile £515 £618 £438
90th Percentile £581 £619 -
South Wales median daily rate £391 £615 £425
% change year-on-year -36.38% +44.71% -8.75%

All Contract IT Job Vacancies
Cardiff

For comparison with the information above, the following table provides summary statistics for all contract 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 contract jobs in our overall sample.

Contract vacancies in Cardiff with a recognized job title 161 189 302
% of contract IT jobs with a recognized job title 96.99% 93.10% 97.11%
Number of daily rates quoted 129 153 238
10th Percentile £177 £199 £189
25th Percentile £263 £381 £366
Median daily rate (50th Percentile) £400 £500 £450
Median % change year-on-year -20.00% +11.11% -
75th Percentile £483 £550 £575
90th Percentile £625 £618 £633
South Wales median daily rate £395 £450 £481
% change year-on-year -12.22% -6.49% +1.32%
Number of hourly rates quoted 6 5 7
10th Percentile £12.21 £11.32 £13.00
25th Percentile £13.79 £11.75 £14.61
Median hourly rate £20.51 £13.50 £18.06
Median % change year-on-year +51.89% -25.25% -6.79%
75th Percentile £23.75 £21.67 £22.88
90th Percentile £38.75 - £24.25
South Wales median hourly rate £25.00 £20.24 £18.14
% change year-on-year +23.55% +11.55% -8.89%

Senior Developer
Job Vacancy Trend in Cardiff

Job postings that featured Senior Developer in the job title as a proportion of all IT jobs advertised in Cardiff.

Job vacancy trend for Senior Developer in Cardiff

Senior Developer
Contractor Daily Rate Trend in Cardiff

3-month moving average daily rate quoted in jobs citing Senior Developer in Cardiff.

Daily rate trend for Senior Developer in Cardiff

Senior Developer
Daily Rate Histogram in Cardiff

Daily rate distribution for jobs citing Senior Developer in Cardiff over the 6 months to 25 May 2025.

Daily rate histogram for Senior Developer in Cardiff

Senior Developer
Contractor Hourly Rate Trend in Cardiff

3-month moving average hourly rates quoted in jobs citing Senior Developer in Cardiff.

Hourly rate trend for Senior Developer in Cardiff

Senior Developer Skill Set
Top 30 Co-occurring Skills and Capabilities in Cardiff

For the 6 months to 25 May 2025, Senior Developer contract job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Cardiff region featuring Senior Developer in the job title.

1 2 (66.67%) Agile
1 2 (66.67%) Mentoring
2 1 (33.33%) Microservices
2 1 (33.33%) Continuous Delivery
2 1 (33.33%) API Testing
2 1 (33.33%) Power BI
2 1 (33.33%) Performance Optimisation
2 1 (33.33%) Azure DevOps
2 1 (33.33%) Technical Leadership
2 1 (33.33%) Infrastructure as Code
2 1 (33.33%) Power Platform
2 1 (33.33%) Public Sector
2 1 (33.33%) Postman
2 1 (33.33%) Accessibility
2 1 (33.33%) dbt
2 1 (33.33%) User Research
2 1 (33.33%) Full-Stack Development
2 1 (33.33%) FHIR
2 1 (33.33%) TDD
2 1 (33.33%) Pair Programming
2 1 (33.33%) Software Engineering
2 1 (33.33%) SQL Server Integration Services
2 1 (33.33%) WCAG
2 1 (33.33%) HL7
2 1 (33.33%) Team Foundation Server
2 1 (33.33%) Test Automation
2 1 (33.33%) Moodle
2 1 (33.33%) Visualisation
2 1 (33.33%) Azure
2 1 (33.33%) BDD

Senior Developer Skill Set
Co-occurring Skills and Capabilities in Cardiff by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (33.33%) Moodle
Cloud Services
1 1 (33.33%) Azure
1 1 (33.33%) Azure DevOps
1 1 (33.33%) dbt
1 1 (33.33%) Power Platform
Database & Business Intelligence
1 1 (33.33%) Elasticsearch
1 1 (33.33%) MongoDB
1 1 (33.33%) NoSQL
1 1 (33.33%) Power BI
1 1 (33.33%) SQL Server
1 1 (33.33%) SQL Server Integration Services
Development Applications
1 1 (33.33%) Postman
1 1 (33.33%) SoapUI
1 1 (33.33%) SQL Server Management Studio (SSMS)
1 1 (33.33%) Team Foundation Server
General
1 1 (33.33%) Public Sector
Libraries, Frameworks & Software Standards
1 1 (33.33%) FHIR
1 1 (33.33%) Kafka
1 1 (33.33%) Node.js
1 1 (33.33%) SOAP
1 1 (33.33%) Web Services
1 1 (33.33%) XML
Miscellaneous
1 1 (33.33%) Clustering
1 1 (33.33%) Product Ownership
1 1 (33.33%) Replication
Processes & Methodologies
1 2 (66.67%) Agile
1 2 (66.67%) Mentoring
2 1 (33.33%) API Testing
2 1 (33.33%) BDD
2 1 (33.33%) Business Intelligence
2 1 (33.33%) Continuous Delivery
2 1 (33.33%) Data Visualisation
2 1 (33.33%) DevOps
2 1 (33.33%) High Availability
2 1 (33.33%) Infrastructure as Code
2 1 (33.33%) Microservices
2 1 (33.33%) Pair Programming
2 1 (33.33%) Performance Optimisation
2 1 (33.33%) Performance Tuning
2 1 (33.33%) Scrum
2 1 (33.33%) Software Engineering
2 1 (33.33%) TDD
2 1 (33.33%) Technical Leadership
2 1 (33.33%) Test Automation
2 1 (33.33%) Visualisation
Programming Languages
1 1 (33.33%) Go
1 1 (33.33%) Java
1 1 (33.33%) SQL
1 1 (33.33%) T-SQL
1 1 (33.33%) TypeScript
Quality Assurance & Compliance
1 1 (33.33%) Accessibility
1 1 (33.33%) HL7
1 1 (33.33%) WCAG
Vendors
1 1 (33.33%) Microsoft
1 1 (33.33%) RedGate