Period
to 14 December 2018

The median annual salary for a JavaScript Developer was £40,000 in advertised job vacancies in Cardiff during the 6 months to 14 December 2018.

The first table below provides salary benchmarking and summary statistics including a comparison to same period in the previous 2 years.

JavaScript Developer
South Wales > Cardiff
6 months to
14 Dec 2018
Same period 2017 Same period 2016
Rank 77 61 105
Rank change year-on-year -16 +44 +2
Permanent jobs requiring a JavaScript Developer 14 22 4
As % of all permanent IT jobs advertised in Cardiff 1.26% 2.71% 0.30%
As % of the Job Titles category 1.29% 2.74% 0.30%
Number of salaries quoted 13 15 1
Cardiff median annual salary £40,000 £40,000 £40,000
10th Percentile £31,000 £26,250 £35,000
90th Percentile £59,500 £48,750 £45,000
South Wales median annual salary £40,000 £36,250 £29,000
% change year-on-year +10.34% +25.00% -3.33%

The following table is for comparison with the above and includes summary statistics for all permanent IT job vacancies advertised in Cardiff. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

All Permanent IT Job Vacancies
Cardiff
Permanent vacancies in Cardiff with a recognized job title 1,083 804 1,324
% of permanent IT jobs with a recognized job title 97.66% 99.01% 98.66%
Number of salaries quoted 911 720 1,205
Cardiff median annual salary £40,000 £37,500 £35,000
Median salary % change year-on-year +6.67% +7.14% -
10th Percentile £24,000 £23,500 £22,000
90th Percentile £63,000 £55,000 £55,000
South Wales median annual salary £40,000 £39,000 £37,500
% change year-on-year +2.56% +4.00% +7.14%

JavaScript Developer
Job Vacancy Trend in Cardiff

Job postings that featured JavaScript Developer in the job title as a percentage of all IT jobs advertised in Cardiff.

Job vacancy trend for JavaScript Developer in Cardiff

JavaScript Developer
Salary Trend in Cardiff

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing JavaScript Developer in Cardiff.

Salary trend for JavaScript Developer in Cardiff

JavaScript Developer
Salary Histogram in Cardiff

The salary distribution of IT jobs citing JavaScript Developer in Cardiff over the 6 months to 14 December 2018.

Salary histogram for JavaScript Developer in Cardiff

JavaScript Developer Skill Set
Top 30 Co-occurring IT Skills in Cardiff

For the 6 months to 14 December 2018, JavaScript Developer job roles required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Cardiff region featuring JavaScript Developer in the job title.

1 14 (100.00%) JavaScript
2 10 (71.43%) CSS
3 9 (64.29%) HTML
4 7 (50.00%) AngularJS
4 7 (50.00%) Front End Development
5 6 (42.86%) .NET
5 6 (42.86%) Agile Software Development
6 5 (35.71%) HTML5
7 4 (28.57%) Git (software)
7 4 (28.57%) User Experience
7 4 (28.57%) Web Development
7 4 (28.57%) ES6
7 4 (28.57%) Technical Leadership
8 3 (21.43%) Angular 2
8 3 (21.43%) CMS
8 3 (21.43%) MySQL
8 3 (21.43%) PHP
8 3 (21.43%) Microsoft
8 3 (21.43%) React
8 3 (21.43%) Sitecore CMS
8 3 (21.43%) Sitecore
8 3 (21.43%) CSS3
9 2 (14.29%) Twitter
9 2 (14.29%) Responsive Web Design
9 2 (14.29%) Node.js
9 2 (14.29%) REST
9 2 (14.29%) Product Management
9 2 (14.29%) Brand Management
9 2 (14.29%) RESTful
9 2 (14.29%) Microsoft Azure

JavaScript Developer Skill Set
Co-occurring IT Skills in Cardiff 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 3 (21.43%) CMS
1 3 (21.43%) Sitecore CMS
Applications
1 1 (7.14%) Adobe Illustrator
1 1 (7.14%) Photoshop
Cloud Services
1 2 (14.29%) Microsoft Azure
2 1 (7.14%) npm
Database & Business Intelligence
1 3 (21.43%) MySQL
2 2 (14.29%) Relational Database
3 1 (7.14%) MongoDB
Development Applications
1 4 (28.57%) Git (software)
2 1 (7.14%) Atlassian Bamboo
2 1 (7.14%) Bitbucket
2 1 (7.14%) gulp
2 1 (7.14%) Jenkins
2 1 (7.14%) webpack
General
1 2 (14.29%) Banking
Libraries, Frameworks & Software Standards
1 10 (71.43%) CSS
2 9 (64.29%) HTML
3 7 (50.00%) AngularJS
4 6 (42.86%) .NET
5 5 (35.71%) HTML5
6 3 (21.43%) Angular 2
6 3 (21.43%) CSS3
6 3 (21.43%) React
7 2 (14.29%) Node.js
7 2 (14.29%) REST
7 2 (14.29%) RESTful
7 2 (14.29%) Sass
7 2 (14.29%) Twitter Bootstrap
7 2 (14.29%) Web Services
8 1 (7.14%) Jest
8 1 (7.14%) Laravel
8 1 (7.14%) React Native
8 1 (7.14%) Vue.js
Miscellaneous
1 4 (28.57%) User Experience
2 1 (7.14%) Algorithms
2 1 (7.14%) Data Structures
Processes & Methodologies
1 7 (50.00%) Front End Development
2 6 (42.86%) Agile Software Development
3 4 (28.57%) Technical Leadership
3 4 (28.57%) Web Development
4 2 (14.29%) Brand Management
4 2 (14.29%) Cross-Browser Compatibility
4 2 (14.29%) Kanban
4 2 (14.29%) Migration
4 2 (14.29%) OO
4 2 (14.29%) Performance Tuning
4 2 (14.29%) Product Management
4 2 (14.29%) Project Management
4 2 (14.29%) Responsive Web Design
4 2 (14.29%) Scrum
4 2 (14.29%) Secure Coding
4 2 (14.29%) SOA
4 2 (14.29%) Software Engineering
5 1 (7.14%) DevOps
5 1 (7.14%) MVC
5 1 (7.14%) OOP
Programming Languages
1 14 (100.00%) JavaScript
2 4 (28.57%) ES6
3 3 (21.43%) PHP
4 2 (14.29%) Shell Script
4 2 (14.29%) TypeScript
5 1 (7.14%) C#
5 1 (7.14%) ES7
5 1 (7.14%) Python
Quality Assurance & Compliance
1 1 (7.14%) QA
Vendors
1 3 (21.43%) Microsoft
1 3 (21.43%) Sitecore
2 2 (14.29%) Twitter
3 1 (7.14%) Adobe