Period
to 21 May 2019

The median annual salary for a JavaScript Developer was £45,000 in advertised job vacancies in Cardiff during the 6 months to 21 May 2019.

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
21 May 2019
Same period 2018 Same period 2017
Rank 69 78 75
Rank change year-on-year +9 -3 +25
Permanent jobs requiring a JavaScript Developer 18 3 14
As % of all permanent IT jobs advertised in Cardiff 1.83% 0.34% 1.33%
As % of the Job Titles category 1.89% 0.35% 1.35%
Number of salaries quoted 17 2 14
Cardiff median annual salary £45,000 £33,750 £27,500
Median salary % change year-on-year +33.33% +22.73% -21.43%
10th Percentile £37,500 £29,125 £23,975
90th Percentile £52,500 £37,375 £44,625
South Wales median annual salary £45,000 £33,750 £30,000
% change year-on-year +33.33% +12.50% -11.76%

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 952 850 1,039
% of permanent IT jobs with a recognized job title 96.55% 97.70% 98.86%
Number of salaries quoted 827 756 924
Cardiff median annual salary £40,000 £37,500 £40,000
Median salary % change year-on-year +6.67% -6.25% +6.67%
10th Percentile £27,000 £22,000 £23,750
90th Percentile £58,750 £57,500 £57,500
South Wales median annual salary £40,000 £39,000 £38,500
% change year-on-year +2.56% +1.30% +2.67%

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 21 May 2019.

Salary histogram for JavaScript Developer in Cardiff

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

For the 6 months to 21 May 2019, 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 18 (100.00%) JavaScript
2 11 (61.11%) Agile Software Development
3 7 (38.89%) AngularJS
3 7 (38.89%) React
3 7 (38.89%) Front End Development
4 5 (27.78%) React Native
4 5 (27.78%) Web Development
4 5 (27.78%) PHP
4 5 (27.78%) MySQL
4 5 (27.78%) Web Services
5 4 (22.22%) SOA
5 4 (22.22%) C#
5 4 (22.22%) HTML
5 4 (22.22%) ASP.NET
5 4 (22.22%) CSS
5 4 (22.22%) .NET
5 4 (22.22%) Project Management
5 4 (22.22%) Scrum
5 4 (22.22%) Software Engineering
5 4 (22.22%) Kanban
5 4 (22.22%) Git (software)
5 4 (22.22%) ES6
5 4 (22.22%) TypeScript
5 4 (22.22%) Relational Database
5 4 (22.22%) Technical Leadership
6 3 (16.67%) ES7
6 3 (16.67%) Node.js
6 3 (16.67%) MVC
7 2 (11.11%) SQL Server
7 2 (11.11%) AccuRev

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 1 (5.56%) IIS
1 1 (5.56%) SharePoint
Business Applications
1 1 (5.56%) Payment Gateway
Cloud Services
1 1 (5.56%) Adobe Analytics
1 1 (5.56%) Amazon AWS
1 1 (5.56%) Google Analytics
1 1 (5.56%) Google Tag Manager
1 1 (5.56%) Serverless
Database & Business Intelligence
1 5 (27.78%) MySQL
2 4 (22.22%) Relational Database
3 2 (11.11%) SQL Server
4 1 (5.56%) MongoDB
Development Applications
1 4 (22.22%) Git (software)
2 2 (11.11%) AccuRev
3 1 (5.56%) Mocha
3 1 (5.56%) Selenium
3 1 (5.56%) Team Foundation Server
3 1 (5.56%) Visual Studio
3 1 (5.56%) Visual Studio Team System
General
1 1 (5.56%) Advertising
1 1 (5.56%) Automotive
Libraries, Frameworks & Software Standards
1 7 (38.89%) AngularJS
1 7 (38.89%) React
2 5 (27.78%) React Native
2 5 (27.78%) Web Services
3 4 (22.22%) .NET
3 4 (22.22%) ASP.NET
3 4 (22.22%) CSS
3 4 (22.22%) HTML
4 3 (16.67%) Node.js
5 2 (11.11%) ASP.NET MVC
5 2 (11.11%) Jest
5 2 (11.11%) jQuery
6 1 (5.56%) Angular 2
6 1 (5.56%) CSS3
6 1 (5.56%) GraphQL
6 1 (5.56%) HTML5
6 1 (5.56%) JSON
6 1 (5.56%) Laravel
6 1 (5.56%) Sass
Miscellaneous
1 1 (5.56%) Algorithms
1 1 (5.56%) Data Structures
1 1 (5.56%) Mobile App
Processes & Methodologies
1 11 (61.11%) Agile Software Development
2 7 (38.89%) Front End Development
3 5 (27.78%) Web Development
4 4 (22.22%) Kanban
4 4 (22.22%) Project Management
4 4 (22.22%) Scrum
4 4 (22.22%) SOA
4 4 (22.22%) Software Engineering
4 4 (22.22%) Technical Leadership
5 3 (16.67%) MVC
6 2 (11.11%) Dependency Injection
6 2 (11.11%) Inversion of Control
6 2 (11.11%) Low Latency
7 1 (5.56%) Analytics
7 1 (5.56%) API Development
7 1 (5.56%) DevOps
7 1 (5.56%) Microservices
7 1 (5.56%) Mobile Application Development
7 1 (5.56%) SDLC
7 1 (5.56%) Tag Management
Programming Languages
1 18 (100.00%) JavaScript
2 5 (27.78%) PHP
3 4 (22.22%) C#
3 4 (22.22%) ES6
3 4 (22.22%) TypeScript
4 3 (16.67%) ES7
5 2 (11.11%) Go
6 1 (5.56%) SQL
6 1 (5.56%) VB
Vendors
1 1 (5.56%) Adobe
1 1 (5.56%) Cypress Semiconductor
1 1 (5.56%) Google
1 1 (5.56%) Microsoft
1 1 (5.56%) Tealium