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 16 November 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Nov 2025
Same period 2024 Same period 2023
Rank 39 6 26
Rank change year-on-year -33 +20 -10
Permanent jobs citing JavaScript 31 112 52
As % of all permanent jobs in South Wales 3.89% 12.92% 8.48%
As % of the Programming Languages category 21.53% 44.80% 22.22%
Number of salaries quoted 29 73 49
10th Percentile £28,450 £23,750 £33,248
25th Percentile £50,000 £31,250 £42,500
Median annual salary (50th Percentile) £60,000 £32,500 £47,500
Median % change year-on-year +84.62% -31.58% -13.64%
75th Percentile £73,750 £55,000 £62,500
90th Percentile - £68,750 £75,000
Wales median annual salary £60,000 £32,500 £47,500
% change year-on-year +84.62% -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 144 250 234
As % of all permanent jobs advertised in South Wales 18.07% 28.84% 38.17%
Number of salaries quoted 130 152 171
10th Percentile £34,825 £23,750 £33,250
25th Percentile £48,250 £31,250 £42,500
Median annual salary (50th Percentile) £55,000 £50,154 £50,000
Median % change year-on-year +9.66% +0.31% -4.76%
75th Percentile £67,500 £65,000 £66,009
90th Percentile £75,000 £75,000 £70,000
Wales median annual salary £55,000 £50,000 £47,500
% change year-on-year +10.00% +5.26% -9.52%

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 16 November 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 16 November 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
Cardiff -22 12 £60,000 +84.62% 20
Torfaen - 12 £67,500 - 1
Newport -10 3 £30,500 -37.11% 10
Bridgend - 2 £50,000 -
Gwent 0 1 £52,000 - 10
Glamorgan -12 1 £62,500 - 24
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 3 (9.68%) CMS
2 1 (3.23%) ColdFusion
2 1 (3.23%) WordPress
Business Applications
1 1 (3.23%) Dynamics CRM
1 1 (3.23%) Shopify
Cloud Services
1 19 (61.29%) Azure
2 5 (16.13%) GitHub
3 4 (12.90%) AWS
3 4 (12.90%) Azure DevOps
4 3 (9.68%) npm
5 2 (6.45%) Power Automate
5 2 (6.45%) Power Platform
5 2 (6.45%) PowerApps
6 1 (3.23%) Azure API Management
6 1 (3.23%) Azure Functions
6 1 (3.23%) Azure Logic Apps
6 1 (3.23%) Azure Service Bus
6 1 (3.23%) BrowserStack
6 1 (3.23%) Dynamics 365
6 1 (3.23%) SaaS
6 1 (3.23%) Serverless
Communications & Networking
1 3 (9.68%) Internet
2 1 (3.23%) NetScaler
2 1 (3.23%) SSL
Database & Business Intelligence
1 18 (58.06%) MySQL
2 1 (3.23%) Oracle Database
2 1 (3.23%) Power BI
2 1 (3.23%) Relational Database
2 1 (3.23%) SQL Server
Development Applications
1 13 (41.94%) Git
2 2 (6.45%) Cucumber
2 2 (6.45%) GitLab
2 2 (6.45%) Jenkins
2 2 (6.45%) Selenium
2 2 (6.45%) webpack
3 1 (3.23%) Appium
3 1 (3.23%) Bitbucket
3 1 (3.23%) JIRA
3 1 (3.23%) JMeter
3 1 (3.23%) JUnit
3 1 (3.23%) Katalon Studio
3 1 (3.23%) Maven
3 1 (3.23%) Postman
3 1 (3.23%) REST Assured
3 1 (3.23%) SonarQube
3 1 (3.23%) TestNG
3 1 (3.23%) WebDriver
3 1 (3.23%) Zephyr
General
1 13 (41.94%) Analytical Skills
2 12 (38.71%) Finance
3 3 (9.68%) Multimedia
3 3 (9.68%) Social Skills
4 2 (6.45%) Inclusion and Diversity
4 2 (6.45%) Organisational Skills
5 1 (3.23%) Advertising
5 1 (3.23%) Banking
5 1 (3.23%) Public Sector
5 1 (3.23%) Retail
Job Titles
1 14 (45.16%) Developer
2 13 (41.94%) Lead
3 10 (32.26%) Senior
3 10 (32.26%) Senior Developer
4 7 (22.58%) Full-Stack Developer
4 7 (22.58%) Senior Web Developer
4 7 (22.58%) Web Developer
5 6 (19.35%) Senior Full-Stack Developer
6 5 (16.13%) Full-Stack Web Developer
7 3 (9.68%) Trainee
8 2 (6.45%) JavaScript Developer
8 2 (6.45%) Software Developer
9 1 (3.23%) PL/SQL Developer
9 1 (3.23%) QA Engineer
9 1 (3.23%) Senior .NET Developer
9 1 (3.23%) Senior C# Developer
9 1 (3.23%) Senior Software Developer
9 1 (3.23%) Software Engineer
9 1 (3.23%) SQL Developer
9 1 (3.23%) Web Administrator
Libraries, Frameworks & Software Standards
1 23 (74.19%) HTML
2 17 (54.84%) CSS
3 12 (38.71%) HTML5
3 12 (38.71%) React
4 11 (35.48%) Django
5 7 (22.58%) Sass
5 7 (22.58%) Symfony
5 7 (22.58%) Vue
6 3 (9.68%) RESTful
7 2 (6.45%) .NET
7 2 (6.45%) REST
8 1 (3.23%) CSS3
8 1 (3.23%) Flutter
8 1 (3.23%) koa
8 1 (3.23%) Laravel
8 1 (3.23%) Lightning Web Components
8 1 (3.23%) Playwright
8 1 (3.23%) SOAP
8 1 (3.23%) Spring
8 1 (3.23%) Spring Boot
Miscellaneous
1 7 (22.58%) Legacy Code
2 2 (6.45%) Legacy Systems
3 1 (3.23%) Low-Code
3 1 (3.23%) Onboarding
3 1 (3.23%) Product Ownership
Processes & Methodologies
1 21 (67.74%) Mentoring
2 15 (48.39%) Agile
3 14 (45.16%) Problem-Solving
4 12 (38.71%) Scrum
4 12 (38.71%) User Experience
5 11 (35.48%) Kanban
5 11 (35.48%) Software Testing
5 11 (35.48%) Workflow
6 10 (32.26%) Full-Stack Development
7 9 (29.03%) Web Development
8 4 (12.90%) CI/CD
8 4 (12.90%) Continuous Improvement
8 4 (12.90%) DevOps
9 3 (9.68%) Code Quality
9 3 (9.68%) Cybersecurity
10 2 (6.45%) Coaching
10 2 (6.45%) OOP
10 2 (6.45%) Software Engineering
10 2 (6.45%) Test Automation
10 2 (6.45%) Time Management
Programming Languages
1 16 (51.61%) Python
2 4 (12.90%) C#
3 3 (9.68%) PHP
3 3 (9.68%) SQL
4 2 (6.45%) Java
4 2 (6.45%) R
4 2 (6.45%) TypeScript
5 1 (3.23%) Apex Code
5 1 (3.23%) Groovy
5 1 (3.23%) PL/SQL
Qualifications
1 3 (9.68%) AWS Certification
1 3 (9.68%) AWS Certified Cloud Practitioner
1 3 (9.68%) Azure Certification
1 3 (9.68%) Degree
1 3 (9.68%) Microsoft Certification
2 1 (3.23%) Computer Science Degree
2 1 (3.23%) SC Cleared
2 1 (3.23%) Security Cleared
Quality Assurance & Compliance
1 2 (6.45%) QA
2 1 (3.23%) Accessibility
Systems Management
1 11 (35.48%) Kubernetes
Vendors
1 4 (12.90%) Microsoft
2 1 (3.23%) Oracle
2 1 (3.23%) Qualys
2 1 (3.23%) Salesforce