JavaScript Job Trends in South Wales

JavaScript (including ECMAScript)
Wales > South Wales

The table below provides summary statistics and salary benchmarking for jobs advertised in South Wales requiring JavaScript skills. It covers permanent job vacancies from the 6 months leading up to 31 December 2025, with comparisons to the same periods in the previous two years.

6 months to
31 Dec 2025
Same period 2024 Same period 2023
Rank 49 5 27
Rank change year-on-year -44 +22 -10
Permanent jobs citing JavaScript 18 107 42
As % of all permanent jobs in South Wales 2.19% 16.02% 7.68%
As % of the Programming Languages category 12.95% 47.98% 20.39%
Number of salaries quoted 16 72 37
10th Percentile £28,250 £23,750 £34,374
25th Percentile £38,938 £31,250 £42,500
Median annual salary (50th Percentile) £55,000 £32,500 £47,500
Median % change year-on-year +69.23% -31.58% -13.64%
75th Percentile £73,750 £51,000 £55,000
90th Percentile - £68,750 £70,500
Wales median annual salary £50,000 £32,500 £47,500
% change year-on-year +53.85% -31.58% -13.64%

All Programming Languages
South Wales

JavaScript falls under the Programming Languages category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring coding skills in South Wales.

Permanent vacancies with a requirement for coding skills 139 223 206
As % of all permanent jobs advertised in South Wales 16.91% 33.38% 37.66%
Number of salaries quoted 114 139 149
10th Percentile £35,675 £23,750 £37,130
25th Percentile £48,250 £31,250 £42,874
Median annual salary (50th Percentile) £55,000 £48,500 £51,528
Median % change year-on-year +13.40% -5.88% +3.06%
75th Percentile £67,500 £65,000 £66,250
90th Percentile £76,750 £74,315 £72,750
Wales median annual salary £57,066 £49,104 £50,000
% change year-on-year +16.21% -1.79% -

JavaScript
Job Vacancy Trend in South Wales

Historical trend showing the proportion of permanent IT job postings citing JavaScript relative to all permanent IT jobs advertised in South Wales.

JavaScript job vacancy trend in South Wales

JavaScript
Salary Trend in South Wales

Salary distribution trend for jobs in South Wales citing JavaScript.

Salary distribution trend for jobs in South Wales citing JavaScript

JavaScript
Salary Histogram in South Wales

Salary distribution for jobs citing JavaScript in South Wales over the 6 months to 31 December 2025.

Salary histogram for JavaScript in South Wales

JavaScript
Job Locations in South Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript within the South Wales region over the 6 months to 31 December 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
Torfaen - 8 £67,500 -
Cardiff -29 6 £55,000 +69.23% 59
Newport -16 3 £30,500 -37.11% 60
Bridgend - 1 £50,000 -
JavaScript
Wales

JavaScript
Co-Occurring Skills & Capabilities in South Wales by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 1 (5.56%) ColdFusion
1 1 (5.56%) WordPress
Cloud Services
1 14 (77.78%) Azure
2 5 (27.78%) Azure DevOps
3 4 (22.22%) GitHub
4 3 (16.67%) AWS
5 1 (5.56%) Azure API Management
5 1 (5.56%) BrowserStack
5 1 (5.56%) Dynamics 365
5 1 (5.56%) GCP
5 1 (5.56%) Power Automate
5 1 (5.56%) Power Platform
5 1 (5.56%) PowerApps
5 1 (5.56%) SaaS
Communications & Networking
1 3 (16.67%) Internet
2 1 (5.56%) NetScaler
2 1 (5.56%) SSL
Database & Business Intelligence
1 7 (38.89%) MySQL
2 2 (11.11%) Relational Database
2 2 (11.11%) SQL Server
3 1 (5.56%) BigQuery
3 1 (5.56%) Data Warehouse
3 1 (5.56%) Oracle Database
3 1 (5.56%) Power BI
3 1 (5.56%) RDBMS
Development Applications
1 5 (27.78%) Git
2 3 (16.67%) GitLab
3 2 (11.11%) Cucumber
3 2 (11.11%) Jenkins
3 2 (11.11%) JIRA
3 2 (11.11%) Zephyr
4 1 (5.56%) Bitbucket
4 1 (5.56%) JMeter
4 1 (5.56%) Moq
4 1 (5.56%) Postman
4 1 (5.56%) Selenium
4 1 (5.56%) SonarQube
4 1 (5.56%) WebDriver
General
1 7 (38.89%) Analytical Skills
2 6 (33.33%) Finance
3 3 (16.67%) Multimedia
4 2 (11.11%) Social Skills
5 1 (5.56%) Public Sector
5 1 (5.56%) Retail
Job Titles
1 8 (44.44%) Developer
2 6 (33.33%) Lead
3 4 (22.22%) Full-Stack Developer
3 4 (22.22%) Senior
3 4 (22.22%) Senior Developer
4 3 (16.67%) Senior Full-Stack Developer
4 3 (16.67%) Software Developer
4 3 (16.67%) Trainee
5 2 (11.11%) JavaScript Developer
5 2 (11.11%) Senior Software Developer
6 1 (5.56%) C# Software Developer
6 1 (5.56%) PL/SQL Developer
6 1 (5.56%) Salesforce Developer
6 1 (5.56%) Senior .NET Developer
6 1 (5.56%) Senior C# Developer
6 1 (5.56%) Senior PL/SQL Developer
6 1 (5.56%) Trainee Administrator
6 1 (5.56%) Trainee Developer
6 1 (5.56%) Web Administrator
6 1 (5.56%) Web Developer
Libraries, Frameworks & Software Standards
1 12 (66.67%) CSS
1 12 (66.67%) HTML
2 8 (44.44%) HTML5
3 6 (33.33%) Django
3 6 (33.33%) React
4 3 (16.67%) .NET
4 3 (16.67%) RESTful
5 2 (11.11%) Bootstrap
6 1 (5.56%) ASP.NET Web API
6 1 (5.56%) CSS3
6 1 (5.56%) Express.js
6 1 (5.56%) koa
6 1 (5.56%) Node.js
6 1 (5.56%) OAuth
6 1 (5.56%) OAuth2
6 1 (5.56%) OpenID
6 1 (5.56%) REST
6 1 (5.56%) Sass
6 1 (5.56%) Symfony
6 1 (5.56%) Visualforce
Miscellaneous
1 2 (11.11%) Legacy Systems
2 1 (5.56%) Legacy Code
2 1 (5.56%) Low-Code
Processes & Methodologies
1 11 (61.11%) Mentoring
2 9 (50.00%) Agile
2 9 (50.00%) Problem-Solving
3 7 (38.89%) User Experience
4 6 (33.33%) Kanban
4 6 (33.33%) Scrum
4 6 (33.33%) Software Testing
4 6 (33.33%) Workflow
5 5 (27.78%) CI/CD
5 5 (27.78%) DevOps
5 5 (27.78%) Full-Stack Development
6 3 (16.67%) Cybersecurity
6 3 (16.67%) OOP
7 2 (11.11%) API Integration
7 2 (11.11%) Test Automation
7 2 (11.11%) Test Management
7 2 (11.11%) Web Development
8 1 (5.56%) Data Engineering
8 1 (5.56%) Software Delivery
8 1 (5.56%) Translating Business Requirements
Programming Languages
1 10 (55.56%) Python
2 4 (22.22%) C#
3 3 (16.67%) SQL
4 2 (11.11%) R
5 1 (5.56%) Apex Code
5 1 (5.56%) Java
5 1 (5.56%) PL/SQL
5 1 (5.56%) TypeScript
Qualifications
1 3 (16.67%) AWS Certification
1 3 (16.67%) AWS Certified Cloud Practitioner
1 3 (16.67%) Azure Certification
1 3 (16.67%) Microsoft Certification
2 1 (5.56%) Degree
Quality Assurance & Compliance
1 2 (11.11%) QA
2 1 (5.56%) Accessibility
2 1 (5.56%) Data Quality
2 1 (5.56%) HL7
Systems Management
1 6 (33.33%) Kubernetes
Vendors
1 4 (22.22%) Microsoft
2 2 (11.11%) Oracle
3 1 (5.56%) Qualys
3 1 (5.56%) Salesforce