Period
to 17 April 2021

The following table provides summary statistics for permanent job vacancies advertised in Wales with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 6 months to 17 April 2021 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
UK > Wales
6 months to
17 Apr 2021
Same period 2020 Same period 2019
Rank 7 6 3
Rank change year-on-year -1 -3 +6
Permanent jobs citing JavaScript 188 296 337
As % of all permanent jobs advertised in Wales 15.91% 16.75% 19.00%
As % of the Programming Languages category 36.29% 29.90% 35.40%
Number of salaries quoted 165 272 286
10th Percentile £28,750 £25,000 £26,250
25th Percentile £32,500 £32,500 £30,051
Median annual salary (50th Percentile) £42,500 £40,000 £37,500
Median % change year-on-year +6.25% +6.67% -0.66%
75th Percentile £50,000 £50,000 £47,500
90th Percentile £55,750 £56,190 £56,250
UK median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +8.70%

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Wales with a requirement for coding skills.

All Programming Languages
Wales
Permanent vacancies with a requirement for coding skills 518 990 952
As % of all permanent IT jobs advertised in Wales 43.82% 56.03% 53.66%
Number of salaries quoted 432 861 815
10th Percentile £28,750 £28,000 £26,749
25th Percentile £32,750 £34,250 £31,250
Median annual salary (50th Percentile) £42,500 £42,500 £40,000
Median % change year-on-year - +6.25% -
75th Percentile £52,500 £50,000 £50,000
90th Percentile £61,250 £56,250 £57,500
UK median annual salary £55,000 £55,000 £52,500
% change year-on-year - +4.76% +5.00%

JavaScript
Job Vacancy Trend in Wales

Job postings citing JavaScript as a proportion of all IT jobs advertised in Wales.

Job vacancy trend for JavaScript in Wales

JavaScript
Salary Trend in Wales

3-month moving average salary quoted in jobs citing JavaScript in Wales.

Salary trend for JavaScript in Wales

JavaScript
Salary Histogram in Wales

Salary distribution for jobs citing JavaScript in Wales over the 6 months to 17 April 2021.

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 17 April 2021. 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
Job
Vacancies
South Wales 0 149 £42,500 +6.25% 56
West Wales +2 27 £35,000 -30.00% 13
North Wales +4 7 £40,000 - 8
Mid Wales -8 1 £35,000 +52.17% 2
JavaScript
UK

For the 6 months to 17 April 2021, IT jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Wales region with a requirement for JavaScript.

1 111 (59.04%) HTML
2 104 (55.32%) CSS
3 95 (50.53%) C#
4 74 (39.36%) .NET
5 62 (32.98%) Agile Software Development
6 59 (31.38%) SQL
7 54 (28.72%) PHP
7 54 (28.72%) React
8 44 (23.40%) Microsoft
9 42 (22.34%) HTML5
10 41 (21.81%) AngularJS
11 40 (21.28%) Git (software)
12 38 (20.21%) CSS3
13 37 (19.68%) Azure
14 36 (19.15%) SQL Server
14 36 (19.15%) Front End Development
15 35 (18.62%) MySQL
16 33 (17.55%) MVC
17 32 (17.02%) Java
17 32 (17.02%) Node.js
17 32 (17.02%) RESTful
17 32 (17.02%) Web Development
18 31 (16.49%) Python
19 30 (15.96%) ASP.NET
19 30 (15.96%) TypeScript
20 29 (15.43%) jQuery
21 27 (14.36%) .NET Framework
22 25 (13.30%) DevOps
23 24 (12.77%) Scrum
24 23 (12.23%) Software Engineering

JavaScript
Co-occurring IT Skills in Wales by Category

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

Application Platforms
1 6 (3.19%) Elasticsearch
1 6 (3.19%) WordPress
2 3 (1.60%) Confluence
3 1 (0.53%) Drupal
3 1 (0.53%) WebSphere
Applications
1 2 (1.06%) Microsoft Excel
Business Applications
1 2 (1.06%) NetSuite
1 2 (1.06%) Shopify
2 1 (0.53%) Sage 200
Cloud Services
1 37 (19.68%) Azure
2 8 (4.26%) AWS
3 6 (3.19%) SaaS
4 5 (2.66%) Power Platform
5 1 (0.53%) Azure Data Factory
5 1 (0.53%) Cloud Computing
5 1 (0.53%) GCP
5 1 (0.53%) GitHub
5 1 (0.53%) Microsoft 365
5 1 (0.53%) npm
5 1 (0.53%) PaaS
5 1 (0.53%) Serverless
5 1 (0.53%) Yarn
Communications & Networking
1 2 (1.06%) VoIP
2 1 (0.53%) ATM
2 1 (0.53%) Internet
Database & Business Intelligence
1 36 (19.15%) SQL Server
2 35 (18.62%) MySQL
3 11 (5.85%) PostgreSQL
4 10 (5.32%) MongoDB
5 9 (4.79%) Relational Database
6 6 (3.19%) RDBMS
7 5 (2.66%) Power BI
8 4 (2.13%) Azure SQL Database
8 4 (2.13%) NoSQL
9 2 (1.06%) QlikView
9 2 (1.06%) Tableau
10 1 (0.53%) BigQuery
10 1 (0.53%) GIS
Development Applications
1 40 (21.28%) Git (software)
2 8 (4.26%) Selenium
3 7 (3.72%) JIRA
3 7 (3.72%) Visual Studio Team System
4 4 (2.13%) Cucumber
4 4 (2.13%) Jasmine
5 3 (1.60%) Cypress.io
5 3 (1.60%) Storybook
5 3 (1.60%) Visual Studio
6 2 (1.06%) Team Foundation Server
6 2 (1.06%) webpack
7 1 (0.53%) Atlassian Bamboo
7 1 (0.53%) Bitbucket
7 1 (0.53%) Firebug
7 1 (0.53%) Jenkins
7 1 (0.53%) Mocha
7 1 (0.53%) Mockito
7 1 (0.53%) NUnit
7 1 (0.53%) PHPUnit
7 1 (0.53%) Subversion
General
1 16 (8.51%) Back Office
2 14 (7.45%) Retail
3 10 (5.32%) Local Government
3 10 (5.32%) Multimedia
4 8 (4.26%) Finance
5 6 (3.19%) Public Sector
6 5 (2.66%) Games
7 2 (1.06%) Advertising
7 2 (1.06%) Banking
7 2 (1.06%) Marketing
8 1 (0.53%) Investment Banking
8 1 (0.53%) Law
Job Titles
1 163 (86.70%) Developer
2 36 (19.15%) .NET Developer
3 34 (18.09%) Senior Developer
4 28 (14.89%) Full Stack Developer
5 27 (14.36%) Software Developer
6 24 (12.77%) Front End Developer (Client-Side Developer)
7 22 (11.70%) C# Developer
8 16 (8.51%) Web Developer
9 14 (7.45%) React Developer
10 13 (6.91%) C# .NET Developer
11 12 (6.38%) Junior
12 10 (5.32%) PHP Developer
12 10 (5.32%) Trainee Developer
12 10 (5.32%) Trainee Web Developer
13 9 (4.79%) Junior Developer
13 9 (4.79%) Senior C# Developer
14 8 (4.26%) Senior .NET Developer
15 7 (3.72%) Java Developer
16 6 (3.19%) JavaScript Developer
16 6 (3.19%) Senior Software Developer
Libraries, Frameworks & Software Standards
1 111 (59.04%) HTML
2 104 (55.32%) CSS
3 74 (39.36%) .NET
4 54 (28.72%) React
5 42 (22.34%) HTML5
6 41 (21.81%) AngularJS
7 38 (20.21%) CSS3
8 32 (17.02%) Node.js
8 32 (17.02%) RESTful
9 30 (15.96%) ASP.NET
10 29 (15.43%) jQuery
11 27 (14.36%) .NET Framework
12 20 (10.64%) ASP.NET Web API
12 20 (10.64%) REST
13 18 (9.57%) .NET Core
14 15 (7.98%) Vue.js
15 13 (6.91%) Entity Framework
15 13 (6.91%) Web Services
16 11 (5.85%) Sass
17 9 (4.79%) Dapper ORM
Miscellaneous
1 19 (10.11%) User Experience
2 12 (6.38%) Greenfield Project
3 10 (5.32%) Self-Motivation
4 6 (3.19%) Mobile App
5 5 (2.66%) Analytical Skills
6 4 (2.13%) Algorithms
6 4 (2.13%) NHS
6 4 (2.13%) Wiki
7 2 (1.06%) Enterprise Software
7 2 (1.06%) Virtual Team
8 1 (0.53%) Public Cloud
8 1 (0.53%) Robotics
8 1 (0.53%) Video Conferencing
Operating Systems
1 15 (7.98%) Windows
2 5 (2.66%) Linux
3 2 (1.06%) Android
4 1 (0.53%) Apple iOS
4 1 (0.53%) Mac OS
4 1 (0.53%) Mac OS X
4 1 (0.53%) Unix
Processes & Methodologies
1 62 (32.98%) Agile Software Development
2 36 (19.15%) Front End Development
3 33 (17.55%) MVC
4 32 (17.02%) Web Development
5 25 (13.30%) DevOps
6 24 (12.77%) Scrum
7 23 (12.23%) Software Engineering
8 17 (9.04%) Mentoring
8 17 (9.04%) Microservices
8 17 (9.04%) Problem-Solving
8 17 (9.04%) Software Testing
9 16 (8.51%) Artificial Intelligence
10 15 (7.98%) E-Commerce
10 15 (7.98%) Fintech
10 15 (7.98%) TDD
10 15 (7.98%) Test Automation
11 14 (7.45%) Continuous Improvement
11 14 (7.45%) SDLC
12 12 (6.38%) Unit Testing
13 9 (4.79%) Computer Science
Programming Languages
1 95 (50.53%) C#
2 59 (31.38%) SQL
3 54 (28.72%) PHP
4 32 (17.02%) Java
5 31 (16.49%) Python
6 30 (15.96%) TypeScript
7 5 (2.66%) Perl
8 4 (2.13%) C++
9 3 (1.60%) VB.NET
10 2 (1.06%) Apex Code
10 2 (1.06%) ES6
10 2 (1.06%) Go
10 2 (1.06%) Groovy
10 2 (1.06%) Java 8
10 2 (1.06%) T-SQL
11 1 (0.53%) C
11 1 (0.53%) Ruby
11 1 (0.53%) VBA
Qualifications
1 20 (10.64%) Degree
2 4 (2.13%) Computer Science Degree
3 1 (0.53%) Microsoft Certification
3 1 (0.53%) SC Cleared
3 1 (0.53%) Security Cleared
Quality Assurance & Compliance
1 6 (3.19%) QA
1 6 (3.19%) SLA
2 5 (2.66%) ISO/IEC 20000
3 1 (0.53%) ISO/IEC 27001
System Software
1 11 (5.85%) Docker
Systems Management
1 6 (3.19%) Kubernetes
2 4 (2.13%) MIIS
3 2 (1.06%) Ansible
3 2 (1.06%) Terraform
4 1 (0.53%) Single Sign-On
Vendors
1 44 (23.40%) Microsoft
2 9 (4.79%) Blue Prism
3 4 (2.13%) Google
4 3 (1.60%) WooCommerce
4 3 (1.60%) Xamarin
5 2 (1.06%) Salesforce.com
6 1 (0.53%) Atlassian
6 1 (0.53%) Epiphany
6 1 (0.53%) Pega
6 1 (0.53%) Progress
6 1 (0.53%) Sage