JavaScript Job Trends in Wales

JavaScript (including ECMAScript)
UK > Wales

The table below provides summary statistics and salary benchmarking for jobs advertised in Wales requiring JavaScript skills. It covers permanent job vacancies from the 6 months leading up to 21 April 2026, with comparisons to the same periods in the previous two years.

6 months to
21 Apr 2026
Same period 2025 Same period 2024
Rank 71 23 17
Rank change year-on-year -48 -6 +7
Permanent jobs citing JavaScript 19 39 137
As % of all permanent jobs in Wales 1.19% 7.36% 7.71%
As % of the Programming Languages category 8.09% 25.66% 26.71%
Number of salaries quoted 16 36 129
10th Percentile £27,875 - £31,000
25th Percentile £28,813 £31,250 £40,000
Median annual salary (50th Percentile) £42,250 £49,000 £50,000
Median % change year-on-year -13.78% -2.00% +6.84%
75th Percentile £53,813 £60,000 £65,000
90th Percentile £55,873 £72,625 £75,500
UK median annual salary £57,500 £66,000 £60,000
% change year-on-year -12.88% +10.00% -4.00%

All Programming Languages
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 Wales.

Permanent vacancies with a requirement for coding skills 235 152 513
As % of all permanent jobs advertised in Wales 14.68% 28.68% 28.89%
Number of salaries quoted 138 126 433
10th Percentile £35,000 £31,250 £31,250
25th Percentile £38,602 £44,052 £41,250
Median annual salary (50th Percentile) £57,500 £55,000 £50,000
Median % change year-on-year +4.55% +10.00% +8.70%
75th Percentile £67,500 £71,188 £62,500
90th Percentile £78,790 £78,750 £70,000
UK median annual salary £65,000 £65,000 £60,000
% change year-on-year - +8.33% -7.69%

JavaScript
Job Vacancy Trend in Wales

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

JavaScript job vacancy trend in Wales

JavaScript
Salary Trend in Wales

Salary distribution trend for jobs in Wales citing JavaScript.

Salary distribution trend for jobs in Wales citing JavaScript

JavaScript
Salary Histogram in Wales

Salary distribution for jobs citing JavaScript in Wales over the 6 months to 21 April 2026.

Salary histogram for JavaScript in Wales

JavaScript
Job Locations in Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript within the Wales region over the 6 months to 21 April 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
South Wales -45 17 £43,500 -11.22% 20
West Wales -10 2 £36,250 -25.82% 8
JavaScript
UK

JavaScript
Co-Occurring Skills & Capabilities in 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 2 (10.53%) WordPress
2 1 (5.26%) ColdFusion
Business Applications
1 2 (10.53%) Dynamics CRM
Cloud Services
1 14 (73.68%) Azure
2 8 (42.11%) AWS
3 6 (31.58%) Azure DevOps
3 6 (31.58%) GitHub
4 2 (10.53%) Azure Functions
4 2 (10.53%) Azure Logic Apps
4 2 (10.53%) Azure Service Bus
4 2 (10.53%) Power Automate
4 2 (10.53%) Power Platform
4 2 (10.53%) PowerApps
4 2 (10.53%) Serverless
5 1 (5.26%) GCP
Communications & Networking
1 5 (26.32%) Internet
2 1 (5.26%) NetScaler
2 1 (5.26%) SSL
Database & Business Intelligence
1 3 (15.79%) SQL Server
2 2 (10.53%) Relational Database
3 1 (5.26%) BigQuery
3 1 (5.26%) Data Warehouse
3 1 (5.26%) MongoDB
3 1 (5.26%) MySQL
3 1 (5.26%) NoSQL
3 1 (5.26%) Oracle Database
3 1 (5.26%) PostgreSQL
3 1 (5.26%) RDBMS
Development Applications
1 8 (42.11%) Git
2 2 (10.53%) Jenkins
2 2 (10.53%) JMeter
3 1 (5.26%) Cucumber
3 1 (5.26%) GitLab
3 1 (5.26%) Gradle
3 1 (5.26%) JIRA
3 1 (5.26%) Maven
3 1 (5.26%) Moq
3 1 (5.26%) MSTest
3 1 (5.26%) Selenium
3 1 (5.26%) SpecFlow
3 1 (5.26%) Visual Studio
3 1 (5.26%) Zephyr
General
1 5 (26.32%) Multimedia
2 4 (21.05%) Social Skills
3 2 (10.53%) Organisational Skills
3 2 (10.53%) Welsh Language
4 1 (5.26%) Analytical Skills
4 1 (5.26%) Finance
4 1 (5.26%) Retail
Job Titles
1 13 (68.42%) Developer
2 6 (31.58%) Software Developer
3 5 (26.32%) Senior
3 5 (26.32%) Trainee
4 4 (21.05%) Senior Developer
5 3 (15.79%) Full-Stack Developer
6 2 (10.53%) Administrator
6 2 (10.53%) Senior Full-Stack Developer
6 2 (10.53%) SEO Developer
6 2 (10.53%) Trainee Administrator
6 2 (10.53%) Trainee Developer
6 2 (10.53%) Trainee Software Developer
6 2 (10.53%) Web Administrator
7 1 (5.26%) Java Developer
7 1 (5.26%) PL/SQL Developer
7 1 (5.26%) Quality Engineer
7 1 (5.26%) Senior Software Developer
7 1 (5.26%) Senior Tester
7 1 (5.26%) SQL Developer
7 1 (5.26%) Tester
Libraries, Frameworks & Software Standards
1 10 (52.63%) CSS
1 10 (52.63%) HTML
2 4 (21.05%) .NET
2 4 (21.05%) RESTful
3 3 (15.79%) AngularJS
3 3 (15.79%) HTML5
3 3 (15.79%) React
3 3 (15.79%) Spring
3 3 (15.79%) Spring Boot
4 2 (10.53%) CSS3
4 2 (10.53%) HTML5 Canvas
4 2 (10.53%) Vue
4 2 (10.53%) Web Services
5 1 (5.26%) ASP.NET Core
5 1 (5.26%) Hibernate
5 1 (5.26%) Next.js
5 1 (5.26%) Node.js
5 1 (5.26%) OpenID
5 1 (5.26%) PySpark
5 1 (5.26%) REST
Miscellaneous
1 2 (10.53%) Web Conferencing
2 1 (5.26%) Legacy Systems
Processes & Methodologies
1 9 (47.37%) DevOps
2 8 (42.11%) Agile
3 7 (36.84%) CI/CD
3 7 (36.84%) Mentoring
4 6 (31.58%) Full-Stack Development
5 5 (26.32%) Cybersecurity
5 5 (26.32%) Performance Optimisation
5 5 (26.32%) Scrum
6 4 (21.05%) Acceptance Criteria
6 4 (21.05%) Continuous Improvement
6 4 (21.05%) Front End Development
6 4 (21.05%) Software Engineering
6 4 (21.05%) Unit Testing
7 3 (15.79%) AI
7 3 (15.79%) API Integration
7 3 (15.79%) Containerisation
7 3 (15.79%) Problem-Solving
7 3 (15.79%) Project Delivery
7 3 (15.79%) Test Automation
8 2 (10.53%) Software Testing
Programming Languages
1 9 (47.37%) Python
2 7 (36.84%) C#
3 5 (26.32%) Java
3 5 (26.32%) SQL
3 5 (26.32%) TypeScript
4 3 (15.79%) R
5 1 (5.26%) PL/SQL
Qualifications
1 5 (26.32%) AWS Certification
1 5 (26.32%) AWS Certified Cloud Practitioner
1 5 (26.32%) Azure Certification
1 5 (26.32%) Microsoft Certification
2 4 (21.05%) Degree
3 3 (15.79%) Security Cleared
4 2 (10.53%) SC Cleared
5 1 (5.26%) ISTQB
5 1 (5.26%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 3 (15.79%) ISO/IEC 27001
2 2 (10.53%) HMG Security Policy Framework
3 1 (5.26%) Data Quality
3 1 (5.26%) HL7
3 1 (5.26%) QA
System Software
1 3 (15.79%) Docker
Systems Management
1 1 (5.26%) Kubernetes
Vendors
1 8 (42.11%) Microsoft
2 2 (10.53%) Oracle