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 12 July 2026, with comparisons to the same periods in the previous two years.

6 months to
12 Jul 2026
Same period 2025 Same period 2024
Rank 47 25 20
Rank change year-on-year -22 -5 +2
Permanent jobs citing JavaScript 42 30 89
As % of all permanent jobs in South Wales 2.73% 5.71% 6.30%
As % of the Programming Languages category 19.44% 30.30% 24.38%
Number of salaries quoted 35 28 81
10th Percentile £42,500 £51,000 £31,250
25th Percentile £50,468 £60,000 £37,500
Median annual salary (50th Percentile) £55,000 £61,250 £52,500
Median % change year-on-year -10.20% +16.67% +10.53%
75th Percentile £68,750 £73,750 £67,500
90th Percentile £73,750 £75,000 £77,500
Wales median annual salary £55,000 £60,000 £50,000
% change year-on-year -8.33% +20.00% +11.11%

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 216 99 365
As % of all permanent jobs advertised in South Wales 14.03% 18.86% 25.85%
Number of salaries quoted 144 89 303
10th Percentile £35,000 £45,378 £32,500
25th Percentile £42,500 £51,250 £42,500
Median annual salary (50th Percentile) £57,500 £60,000 £52,500
Median % change year-on-year -4.17% +14.29% -
75th Percentile £71,438 £70,000 £65,000
90th Percentile £75,000 £74,000 £70,000
Wales median annual salary £60,000 £60,000 £50,000
% change year-on-year - +20.00% +11.11%

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 12 July 2026.

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 12 July 2026. 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
Cardiff -20 27 £57,500 -4.17% 7
Newport -18 11 £53,171 +2.25% 2
Caerphilly - 3 £67,500 -
Bridgend -10 1 £45,000 -
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 6 (14.29%) CMS
1 6 (14.29%) Sitecore CMS
2 2 (4.76%) Apache
3 1 (2.38%) ColdFusion
Business Applications
1 11 (26.19%) Dynamics CRM
Cloud Services
1 19 (45.24%) Azure
2 11 (26.19%) AWS
2 11 (26.19%) Power Automate
2 11 (26.19%) Power Platform
2 11 (26.19%) PowerApps
3 9 (21.43%) Azure DevOps
4 6 (14.29%) Azure Functions
4 6 (14.29%) Azure Logic Apps
4 6 (14.29%) Azure Service Bus
4 6 (14.29%) GCP
4 6 (14.29%) GitHub
4 6 (14.29%) Serverless
5 5 (11.90%) Dynamics 365
6 4 (9.52%) GitHub Copilot
7 3 (7.14%) SaaS
8 2 (4.76%) npm
Communications & Networking
1 5 (11.90%) Intranet
2 1 (2.38%) Internet
Database & Business Intelligence
1 7 (16.67%) Relational Database
2 3 (7.14%) SQL Server
3 1 (2.38%) MongoDB
3 1 (2.38%) MySQL
3 1 (2.38%) NoSQL
3 1 (2.38%) Oracle Database
3 1 (2.38%) PostgreSQL
Development Applications
1 10 (23.81%) Git
2 3 (7.14%) Jenkins
3 2 (4.76%) Bower
3 2 (4.76%) JIRA
4 1 (2.38%) Gradle
4 1 (2.38%) JMeter
4 1 (2.38%) Maven
4 1 (2.38%) MSTest
4 1 (2.38%) Selenium
4 1 (2.38%) SpecFlow
4 1 (2.38%) Visual Studio
General
1 7 (16.67%) Retail
1 7 (16.67%) Social Skills
2 4 (9.52%) Finance
3 2 (4.76%) Documentation Skills
3 2 (4.76%) Inclusion and Diversity
3 2 (4.76%) Marketing
3 2 (4.76%) Organisational Skills
3 2 (4.76%) Welsh Language
4 1 (2.38%) Multimedia
Job Titles
1 31 (73.81%) Developer
2 14 (33.33%) Senior
3 12 (28.57%) Senior Developer
4 6 (14.29%) Lead
4 6 (14.29%) SEO Developer
4 6 (14.29%) Software Developer
4 6 (14.29%) Web Developer
5 4 (9.52%) Software Engineer
6 3 (7.14%) Full-Stack Developer
6 3 (7.14%) Senior Software Developer
7 2 (4.76%) Applications Developer
7 2 (4.76%) JavaScript Developer
7 2 (4.76%) Low-Code Developer
7 2 (4.76%) PHP Developer
7 2 (4.76%) Senior JavaScript Developer
8 1 (2.38%) Front-End Developer (Client-Side Developer)
8 1 (2.38%) Senior PL/SQL Developer
8 1 (2.38%) Senior SQL Developer
8 1 (2.38%) Trainee
8 1 (2.38%) Trainee Developer
Libraries, Frameworks & Software Standards
1 16 (38.10%) React
2 14 (33.33%) AngularJS
3 13 (30.95%) CSS
3 13 (30.95%) HTML
4 8 (19.05%) HTML5 Canvas
4 8 (19.05%) Node.js
5 7 (16.67%) RESTful
6 6 (14.29%) jQuery
6 6 (14.29%) JSON
6 6 (14.29%) XML
7 5 (11.90%) Ajax
7 5 (11.90%) Vue
8 4 (9.52%) Web Services
9 3 (7.14%) .NET
9 3 (7.14%) ASP.NET
9 3 (7.14%) CSS3
9 3 (7.14%) HTML5
9 3 (7.14%) Spring
9 3 (7.14%) Spring Boot
10 2 (4.76%) ASP.NET Core
Miscellaneous
1 6 (14.29%) Management Information System
1 6 (14.29%) Onboarding
2 2 (4.76%) Low-Code
2 2 (4.76%) Mobile App
2 2 (4.76%) Web Conferencing
3 1 (2.38%) Legacy Systems
Operating Systems
1 2 (4.76%) Linux
Processes & Methodologies
1 24 (57.14%) Agile
2 21 (50.00%) DevOps
3 18 (42.86%) Full-Stack Development
4 15 (35.71%) AI
5 13 (30.95%) CI/CD
6 12 (28.57%) Continuous Improvement
6 12 (28.57%) Software Engineering
6 12 (28.57%) Web Development
7 11 (26.19%) CRM
8 10 (23.81%) Containerisation
8 10 (23.81%) Scrum
9 9 (21.43%) Code Quality
10 8 (19.05%) Acceptance Criteria
10 8 (19.05%) Performance Optimisation
11 7 (16.67%) API Integration
11 7 (16.67%) Clean Code
11 7 (16.67%) Front End Development
11 7 (16.67%) SEO
11 7 (16.67%) Unit Testing
12 6 (14.29%) Responsive Web Design
Programming Languages
1 16 (38.10%) TypeScript
2 15 (35.71%) C#
3 8 (19.05%) Python
4 7 (16.67%) Java
5 6 (14.29%) PHP
5 6 (14.29%) SQL
6 1 (2.38%) PL/SQL
Qualifications
1 6 (14.29%) Degree
1 6 (14.29%) Security Cleared
2 2 (4.76%) Master's Degree
2 2 (4.76%) SC Cleared
3 1 (2.38%) AWS Certification
3 1 (2.38%) AWS Certified Cloud Practitioner
3 1 (2.38%) Azure Certification
3 1 (2.38%) ISTQB
3 1 (2.38%) ISTQB Foundation Certification
3 1 (2.38%) Microsoft Certification
Quality Assurance & Compliance
1 7 (16.67%) ISO/IEC 27001
2 6 (14.29%) HMG Security Policy Framework
System Software
1 9 (21.43%) Docker
Systems Management
1 4 (9.52%) Kubernetes
Vendors
1 11 (26.19%) Microsoft
2 6 (14.29%) Sitecore
3 1 (2.38%) Google
3 1 (2.38%) Oracle