The following table provides summary statistics for permanent job vacancies advertised in Windsor 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 25 June 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Berkshire / Windsor
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 6 18 1
Rank change year-on-year +12 -17  
Permanent jobs citing JavaScript 20 2 37
As % of all permanent IT jobs advertised in Windsor 26.67% 3.57% 46.25%
As % of the Programming Languages category 46.51% 10.53% 86.05%
Number of salaries quoted 20 2 37
Median salary £53,750 £27,500 £32,500
Median salary % change year-on-year +95.45% -15.38%  
90% offered a salary of more than £44,750 £25,500 £27,500
10% offered a salary of more than £60,000 £29,500 £55,000
UK excluding London median salary £40,000 £40,000 £39,000
% change year-on-year - +2.56%  

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 Windsor with a requirement for programming language skills.

Programming Language Skills
Windsor
Permanent job vacancies with a requirement for programming language skills 43 19 43
As % of all permanent IT job vacancies advertised in Windsor 57.33% 33.93% 53.75%
Number of salaries quoted 41 18 43
Median salary £50,000 £40,000 £45,000
Median salary % change year-on-year +25.00% -11.11%  
90% offered a salary of more than £45,000 £30,000 £27,500
10% offered a salary of more than £59,750 £55,000 £51,750
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

JavaScript
Job Vacancy Trend in Windsor

The job posting trend of jobs advertised in Windsor 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 Windsor

JavaScript
Salary Trend in Windsor

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

Salary trend for JavaScript in Windsor

JavaScript
Salary Histogram in Windsor

The salary distribution of IT jobs citing JavaScript in Windsor over the 3 months to 25 June 2017.

Salary histogram for JavaScript in Windsor

For the 6 months to 25 June 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 Windsor region with a requirement for JavaScript.

1 49 (92.45%) C#
1 49 (92.45%) HTML
1 49 (92.45%) .NET
1 49 (92.45%) CSS
2 46 (86.79%) ASP.NET
3 45 (84.91%) MVC
4 43 (81.13%) Agile Software Development
5 40 (75.47%) AngularJS
6 37 (69.81%) Twitter Bootstrap
6 37 (69.81%) Web Development
7 32 (60.38%) Backbone.js
8 31 (58.49%) CMS
9 29 (54.72%) Razor View Engine
10 28 (52.83%) Microsoft
11 25 (47.17%) ASP.NET MVC
12 24 (45.28%) ASP.NET Web API
13 23 (43.40%) EPiServer
14 22 (41.51%) HTML5
14 22 (41.51%) ASP.NET MVC 4
14 22 (41.51%) Visual Studio
15 21 (39.62%) SQL Server
15 21 (39.62%) Breeze.js
16 20 (37.74%) ASP.NET MVC 5
17 19 (35.85%) SDLC
18 16 (30.19%) TDD
19 14 (26.42%) Scrum
20 10 (18.87%) Kanban
20 10 (18.87%) Polymer
20 10 (18.87%) Front End Development
20 10 (18.87%) SOLID

JavaScript
Co-occurring IT Skills in Windsor 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 31 (58.49%) CMS
2 23 (43.40%) EPiServer
3 3 (5.66%) Confluence
4 2 (3.77%) Sitefinity
Business Applications
1 1 (1.89%) WebTrends
Database & Business Intelligence
1 21 (39.62%) SQL Server
2 2 (3.77%) SQL Server Integration Services
3 1 (1.89%) Relational Database
Development Applications
1 22 (41.51%) Visual Studio
2 8 (15.09%) TeamCity
3 3 (5.66%) JIRA
3 3 (5.66%) Team Foundation Server
4 2 (3.77%) Git (software)
4 2 (3.77%) gulp
4 2 (3.77%) NuGet
General
1 6 (11.32%) Marketing
2 5 (9.43%) Finance
Job Titles
1 53 (100.00%) Developer
2 33 (62.26%) Senior Developer
3 31 (58.49%) Web Developer
4 19 (35.85%) Senior Web Developer
5 16 (30.19%) C# Developer
5 16 (30.19%) HTML CSS Developer
5 16 (30.19%) HTML Developer
6 14 (26.42%) .NET Developer
6 14 (26.42%) Front End Developer (Client-Side Developer)
6 14 (26.42%) Senior C# Developer
7 12 (22.64%) Senior .NET Developer
8 10 (18.87%) C# Web Developer
8 10 (18.87%) JavaScript Developer
9 6 (11.32%) Front End Web Developer (Client-Side Developer)
10 5 (9.43%) ASP.NET MVC Developer
10 5 (9.43%) C# .NET Developer
11 4 (7.55%) ASP.NET Developer
11 4 (7.55%) Senior C# .NET Developer
11 4 (7.55%) SQL Developer
12 3 (5.66%) .NET Web Developer
Libraries, Frameworks & Software Standards
1 49 (92.45%) .NET
1 49 (92.45%) CSS
1 49 (92.45%) HTML
2 46 (86.79%) ASP.NET
3 40 (75.47%) AngularJS
4 37 (69.81%) Twitter Bootstrap
5 32 (60.38%) Backbone.js
6 29 (54.72%) Razor View Engine
7 25 (47.17%) ASP.NET MVC
8 24 (45.28%) ASP.NET Web API
9 22 (41.51%) ASP.NET MVC 4
9 22 (41.51%) HTML5
10 21 (39.62%) Breeze.js
11 20 (37.74%) ASP.NET MVC 5
12 10 (18.87%) Polymer
13 8 (15.09%) React
14 5 (9.43%) .NET Framework
14 5 (9.43%) XML
15 3 (5.66%) Web Services
16 2 (3.77%) WinForms
Miscellaneous
1 8 (15.09%) User Experience
2 5 (9.43%) Greenfield Project
Operating Systems
1 4 (7.55%) Windows
2 2 (3.77%) Windows Server
Processes & Methodologies
1 45 (84.91%) MVC
2 43 (81.13%) Agile Software Development
3 37 (69.81%) Web Development
4 19 (35.85%) SDLC
5 16 (30.19%) TDD
6 14 (26.42%) Scrum
7 10 (18.87%) Front End Development
7 10 (18.87%) Kanban
7 10 (18.87%) SOLID
8 9 (16.98%) SOA
8 9 (16.98%) Time Management
9 8 (15.09%) BDD
9 8 (15.09%) Software Engineering
10 7 (13.21%) Don't repeat yourself (DRY)
11 6 (11.32%) Continuous Deployment
11 6 (11.32%) Mentoring
11 6 (11.32%) Requirements Analysis
12 5 (9.43%) Digital Transformation Programme
12 5 (9.43%) OO
12 5 (9.43%) Systems Analysis
Programming Languages
1 49 (92.45%) C#
2 5 (9.43%) SQL
3 4 (7.55%) T-SQL
4 2 (3.77%) C++
4 2 (3.77%) VC++
4 2 (3.77%) XAML
Quality Assurance & Compliance
1 6 (11.32%) QA
Vendors
1 28 (52.83%) Microsoft
2 5 (9.43%) Salesforce.com