The following table provides summary statistics for permanent job vacancies advertised in Uxbridge with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 3 months to 30 April 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
London / Uxbridge
3 months to
30 Apr 2017
Same period 2016 Same period 2015
Rank 14 23 11
Rank change year-on-year +9 -12  
Permanent jobs citing JavaScript 4 5 25
As % of all permanent IT jobs advertised in Uxbridge 4.76% 3.94% 15.53%
As % of the Programming Languages category 17.39% 9.62% 36.23%
Number of salaries quoted 3 4 24
Median salary £52,500 £55,000 £43,750
Median salary % change year-on-year -4.54% +25.71%  
90% offered a salary of more than £42,500 £49,750 £29,000
10% offered a salary of more than £54,500 £58,500 £52,500
UK excluding London median salary £40,000 £40,000 £38,500
% change year-on-year - +3.89%  

JavaScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Uxbridge with a requirement for programming language skills.

Programming Language Skills
Uxbridge
Permanent job vacancies with a requirement for programming language skills 23 52 69
As % of all permanent IT job vacancies advertised in Uxbridge 27.38% 40.94% 42.86%
Number of salaries quoted 20 47 68
Median salary £52,500 £45,000 £42,500
Median salary % change year-on-year +16.66% +5.88%  
90% offered a salary of more than £40,000 £40,000 £32,500
10% offered a salary of more than £70,000 £52,500 £55,000
UK excluding London median salary £41,500 £41,500 £40,000
% change year-on-year - +3.75%  

JavaScript
Job Vacancy Trend in Uxbridge

The job posting trend of jobs advertised in Uxbridge citing JavaScript as a proportion of all permanent or contract IT jobs with a match in the Programming Languages category.

Job vacancy trend for JavaScript in Uxbridge

JavaScript
Salary Trend in Uxbridge

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

Salary trend for JavaScript in Uxbridge

JavaScript
Salary Histogram in Uxbridge

The salary distribution of IT jobs citing JavaScript in Uxbridge over the 3 months to 30 April 2017.

Salary histogram for JavaScript in Uxbridge

For the 6 months to 30 April 2017, IT jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Uxbridge region with a requirement for JavaScript.

1 9 (75.00%) jQuery
2 8 (66.67%) Microsoft
2 8 (66.67%) C#
2 8 (66.67%) SQL
3 7 (58.33%) .NET
3 7 (58.33%) HTML
3 7 (58.33%) CSS
3 7 (58.33%) Agile Software Development
4 6 (50.00%) QA
4 6 (50.00%) XML
4 6 (50.00%) Windows
4 6 (50.00%) SQL Server
4 6 (50.00%) Continuous Integration
5 5 (41.67%) Team Foundation Server
5 5 (41.67%) Microsoft Azure
5 5 (41.67%) Office 365
5 5 (41.67%) Visual Studio
5 5 (41.67%) ASP.NET
5 5 (41.67%) SharePoint
6 4 (33.33%) Data Modelling
6 4 (33.33%) Business Intelligence
6 4 (33.33%) UML
6 4 (33.33%) Microsoft Certification
6 4 (33.33%) ADO.NET
6 4 (33.33%) IIS
6 4 (33.33%) SOAP
6 4 (33.33%) Web Services
6 4 (33.33%) CRM
6 4 (33.33%) Degree
6 4 (33.33%) Mathematics

JavaScript
Co-occurring IT Skills in Uxbridge 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 5 (41.67%) SharePoint
2 4 (33.33%) IIS
3 1 (8.33%) Umbraco
Applications
1 2 (16.67%) Microsoft Excel
1 2 (16.67%) Microsoft Office
2 1 (8.33%) Photoshop
Business Applications
1 4 (33.33%) Dynamics CRM
Cloud Services
1 5 (41.67%) Microsoft Azure
1 5 (41.67%) Office 365
Database & Business Intelligence
1 6 (50.00%) SQL Server
2 4 (33.33%) SQL Server 2008
2 4 (33.33%) SQL Server Reporting Services
3 2 (16.67%) MongoDB
4 1 (8.33%) MySQL
4 1 (8.33%) NoSQL
Development Applications
1 5 (41.67%) Team Foundation Server
1 5 (41.67%) Visual Studio
2 2 (16.67%) Jenkins
3 1 (8.33%) Atlassian Bamboo
3 1 (8.33%) Git (software)
3 1 (8.33%) Subversion
General
1 1 (8.33%) Automotive
1 1 (8.33%) Finance
Job Titles
1 9 (75.00%) Developer
2 4 (33.33%) CRM Developer
2 4 (33.33%) Dynamics CRM Developer
2 4 (33.33%) Microsoft Developer
3 3 (25.00%) .NET Developer
4 2 (16.67%) C# Developer
4 2 (16.67%) Digital Developer
4 2 (16.67%) E-Commerce Tester
4 2 (16.67%) Manual Tester
4 2 (16.67%) QA Manual Tester
4 2 (16.67%) QA Tester
4 2 (16.67%) Tester
5 1 (8.33%) ASP.NET MVC Developer
5 1 (8.33%) C# .NET Developer
5 1 (8.33%) Consultant
5 1 (8.33%) Lead .NET Developer
5 1 (8.33%) Lead Developer
5 1 (8.33%) Lead SQL Server Developer
5 1 (8.33%) PHP Developer
5 1 (8.33%) Senior Developer
Libraries, Frameworks & Software Standards
1 9 (75.00%) jQuery
2 7 (58.33%) .NET
2 7 (58.33%) CSS
2 7 (58.33%) HTML
3 6 (50.00%) XML
4 5 (41.67%) ASP.NET
5 4 (33.33%) ADO.NET
5 4 (33.33%) REST
5 4 (33.33%) SOAP
5 4 (33.33%) Web Services
6 2 (16.67%) .NET Framework
6 2 (16.67%) AngularJS
6 2 (16.67%) Entity Framework
6 2 (16.67%) Middleware
7 1 (8.33%) ASP.NET Web API
7 1 (8.33%) ASP.NET Web Forms
7 1 (8.33%) Gherkin
7 1 (8.33%) HTML5
7 1 (8.33%) LINQ
7 1 (8.33%) WCF
Miscellaneous
1 4 (33.33%) Computer Science
2 2 (16.67%) Analytical Skills
3 1 (8.33%) Wiki
Operating Systems
1 6 (50.00%) Windows
2 2 (16.67%) Linux
Processes & Methodologies
1 7 (58.33%) Agile Software Development
2 6 (50.00%) Continuous Integration
3 4 (33.33%) Business Analysis
3 4 (33.33%) Business Intelligence
3 4 (33.33%) Content Management
3 4 (33.33%) CRM
3 4 (33.33%) Data Migration
3 4 (33.33%) Data Modelling
3 4 (33.33%) Enterprise Content Management
3 4 (33.33%) Integration Testing
3 4 (33.33%) Mathematics
3 4 (33.33%) Migration
3 4 (33.33%) Process Management
3 4 (33.33%) Requirements Analysis
3 4 (33.33%) Test Scripting
3 4 (33.33%) UML
3 4 (33.33%) Unit Testing
3 4 (33.33%) Use Case
4 3 (25.00%) MVC
5 2 (16.67%) TDD
Programming Languages
1 8 (66.67%) C#
1 8 (66.67%) SQL
2 3 (25.00%) Java
3 2 (16.67%) Groovy
4 1 (8.33%) C++
4 1 (8.33%) PHP
4 1 (8.33%) PowerShell
Qualifications
1 4 (33.33%) Degree
1 4 (33.33%) Microsoft Certification
Quality Assurance & Compliance
1 6 (50.00%) QA
Vendors
1 8 (66.67%) Microsoft
2 1 (8.33%) Sitecore