Period
to 21 September 2018

The following table provides summary statistics for permanent job vacancies advertised in Swansea 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 21 September 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
West Wales > Swansea
6 months to
21 Sep 2018
Same period 2017 Same period 2016
Rank 18 10 5
Rank change year-on-year -8 -5 +1
Permanent jobs citing JavaScript 25 70 67
As % of all permanent IT jobs advertised in Swansea 9.96% 18.09% 48.91%
As % of the Programming Languages category 21.74% 37.43% 65.69%
Number of salaries quoted 22 66 65
Swansea median annual salary £31,100 £40,000 £37,500
Median salary % change year-on-year -22.25% +6.67% +9.49%
10th Percentile £26,375 £27,750 £27,500
90th Percentile £41,250 £48,750 £45,000
West Wales median annual salary £31,800 £37,500 £37,500
% change year-on-year -15.20% - +29.31%

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 Swansea with a requirement for coding skills.

All Programming Languages
Swansea
Permanent vacancies with a requirement for coding skills 115 187 102
As % of all permanent IT jobs advertised in Swansea 45.82% 48.32% 74.45%
Number of salaries quoted 111 182 99
Swansea median annual salary £33,934 £40,000 £37,500
Median salary % change year-on-year -15.17% +6.67% +7.65%
10th Percentile £25,000 £30,000 £27,250
90th Percentile £54,844 £56,250 £45,000
West Wales median annual salary £32,500 £40,000 £37,000
% change year-on-year -18.75% +8.11% +13.85%

JavaScript
Job Vacancy Trend in Swansea

Job postings citing JavaScript as a percentage of all IT jobs advertised in Swansea.

Job vacancy trend for JavaScript in Swansea

JavaScript
Salary Trend in Swansea

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

Salary trend for JavaScript in Swansea

JavaScript
Salary Histogram in Swansea

The salary distribution of IT jobs citing JavaScript in Swansea over the 6 months to 21 September 2018.

Salary histogram for JavaScript in Swansea

For the 6 months to 21 September 2018, 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 Swansea region with a requirement for JavaScript.

1 19 (76.00%) SQL Server
1 19 (76.00%) Agile Software Development
1 19 (76.00%) Git (software)
2 18 (72.00%) QA
3 14 (56.00%) .NET
3 14 (56.00%) MVC
4 13 (52.00%) C#
4 13 (52.00%) ASP.NET
4 13 (52.00%) Linux
4 13 (52.00%) Mobile App
5 12 (48.00%) CoffeeScript
5 12 (48.00%) Varnish
5 12 (48.00%) MongoDB
5 12 (48.00%) Node.js
5 12 (48.00%) Elasticsearch
5 12 (48.00%) Opscode Chef
5 12 (48.00%) Docker
5 12 (48.00%) DevOps
5 12 (48.00%) User Experience
5 12 (48.00%) Server Management
5 12 (48.00%) Windows
5 12 (48.00%) e-Learning
5 12 (48.00%) Unit Testing
5 12 (48.00%) TeamCity
5 12 (48.00%) nginx
5 12 (48.00%) Ruby
6 11 (44.00%) CSS
6 11 (44.00%) HTML
7 9 (36.00%) Scrum
8 8 (32.00%) Jasmine

JavaScript
Co-occurring IT Skills in Swansea 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 12 (48.00%) Elasticsearch
1 12 (48.00%) nginx
2 6 (24.00%) Confluence
3 1 (4.00%) Umbraco
Cloud Services
1 6 (24.00%) Amazon AWS
1 6 (24.00%) Amazon EC2
1 6 (24.00%) AWS Lambda
1 6 (24.00%) Serverless
2 2 (8.00%) SaaS
Database & Business Intelligence
1 19 (76.00%) SQL Server
2 12 (48.00%) MongoDB
3 7 (28.00%) MySQL
4 6 (24.00%) NoSQL
5 1 (4.00%) Relational Database
Development Applications
1 19 (76.00%) Git (software)
2 12 (48.00%) TeamCity
3 8 (32.00%) Jasmine
4 6 (24.00%) Cucumber
4 6 (24.00%) Jenkins
4 6 (24.00%) JIRA
4 6 (24.00%) JUnit
4 6 (24.00%) Mockito
5 1 (4.00%) Visual Studio
Job Titles
1 25 (100.00%) Developer
2 14 (56.00%) Software Developer
3 4 (16.00%) Senior Developer
4 3 (12.00%) Front End Developer (Client-Side Developer)
4 3 (12.00%) JavaScript Developer
5 2 (8.00%) HTML CSS Developer
5 2 (8.00%) HTML Developer
5 2 (8.00%) Junior
5 2 (8.00%) Junior Developer
5 2 (8.00%) Junior Software Developer
5 2 (8.00%) PHP Developer
5 2 (8.00%) Web Developer
6 1 (4.00%) .NET Developer
6 1 (4.00%) .NET Web Developer
6 1 (4.00%) ASP.NET Developer
6 1 (4.00%) Graduate
6 1 (4.00%) Graduate Developer
6 1 (4.00%) Graduate Software Developer
6 1 (4.00%) Senior .NET Developer
6 1 (4.00%) Senior Web Developer
Libraries, Frameworks & Software Standards
1 14 (56.00%) .NET
2 13 (52.00%) ASP.NET
3 12 (48.00%) Node.js
4 11 (44.00%) CSS
4 11 (44.00%) HTML
5 8 (32.00%) AngularJS
5 8 (32.00%) Sass
6 6 (24.00%) Angular 2
6 6 (24.00%) Apache Cordova
6 6 (24.00%) GraphQL
6 6 (24.00%) Ionic Framework
6 6 (24.00%) JSON
6 6 (24.00%) REST
6 6 (24.00%) XML
7 5 (20.00%) jQuery
8 3 (12.00%) React
9 2 (8.00%) Ajax
9 2 (8.00%) CSS3
9 2 (8.00%) HTML5
9 2 (8.00%) Vue.js
Miscellaneous
1 13 (52.00%) Mobile App
2 12 (48.00%) e-Learning
2 12 (48.00%) User Experience
3 6 (24.00%) Self-Motivation
4 1 (4.00%) Computer Science
Operating Systems
1 13 (52.00%) Linux
2 12 (48.00%) Windows
Processes & Methodologies
1 19 (76.00%) Agile Software Development
2 14 (56.00%) MVC
3 12 (48.00%) DevOps
3 12 (48.00%) Server Management
3 12 (48.00%) Unit Testing
4 9 (36.00%) Scrum
5 6 (24.00%) Line Management
5 6 (24.00%) Test Automation
5 6 (24.00%) User Acceptance Testing
6 4 (16.00%) Web Development
7 3 (12.00%) Front End Development
7 3 (12.00%) Mentoring
8 2 (8.00%) OO
8 2 (8.00%) Responsive Web Design
9 1 (4.00%) Collaborative Working
9 1 (4.00%) E-Commerce
9 1 (4.00%) Low Latency
9 1 (4.00%) Mobile Application Development
9 1 (4.00%) TDD
9 1 (4.00%) Web Application Development
Programming Languages
1 13 (52.00%) C#
2 12 (48.00%) CoffeeScript
2 12 (48.00%) Ruby
3 7 (28.00%) SQL
3 7 (28.00%) TypeScript
4 6 (24.00%) Java
4 6 (24.00%) Python
5 3 (12.00%) PHP
Quality Assurance & Compliance
1 18 (72.00%) QA
System Software
1 12 (48.00%) Docker
1 12 (48.00%) Varnish
Systems Management
1 12 (48.00%) Opscode Chef
2 6 (24.00%) Puppet
2 6 (24.00%) Terraform
Vendors
1 6 (24.00%) Oracle
2 1 (4.00%) Google