The following table provides summary statistics for permanent job vacancies advertised in Twickenham 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 24 June 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
London / Twickenham
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 4 7 3
Rank change year-on-year +3 -4  
Permanent jobs citing JavaScript 23 7 38
As % of all permanent IT jobs advertised in Twickenham 28.40% 12.07% 41.76%
As % of the Programming Languages category 53.49% 18.92% 57.58%
Number of salaries quoted 17 7 34
Median salary £42,500 £35,000 £45,000
Median salary % change year-on-year +21.42% -22.22%  
90% offered a salary of more than £32,500 £32,500 £36,000
10% offered a salary of more than £60,000 £63,000 £60,000
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 Twickenham with a requirement for programming language skills.

Programming Language Skills
Twickenham
Permanent job vacancies with a requirement for programming language skills 43 37 66
As % of all permanent IT job vacancies advertised in Twickenham 53.09% 63.79% 72.53%
Number of salaries quoted 37 33 57
Median salary £50,000 £43,500 £52,500
Median salary % change year-on-year +14.94% -17.14%  
90% offered a salary of more than £32,500 £21,500 £36,200
10% offered a salary of more than £60,000 £60,000 £60,000
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

JavaScript
Job Vacancy Trend in Twickenham

The job posting trend of jobs advertised in Twickenham 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 Twickenham

JavaScript
Salary Trend in Twickenham

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

Salary trend for JavaScript in Twickenham

JavaScript
Salary Histogram in Twickenham

The salary distribution of IT jobs citing JavaScript in Twickenham over the 3 months to 24 June 2017.

Salary histogram for JavaScript in Twickenham

For the 6 months to 24 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 Twickenham region with a requirement for JavaScript.

1 20 (83.33%) CSS
2 18 (75.00%) Git (software)
3 17 (70.83%) MVC
4 15 (62.50%) Agile Software Development
5 14 (58.33%) Scrum
5 14 (58.33%) SQL Server
6 13 (54.17%) PHP
7 12 (50.00%) jQuery
8 11 (45.83%) Sass
8 11 (45.83%) gulp
9 10 (41.67%) Mobile First
9 10 (41.67%) User Stories
9 10 (41.67%) Yii
9 10 (41.67%) Performance Improvement
9 10 (41.67%) User Acceptance Testing
9 10 (41.67%) Learning Management System
9 10 (41.67%) SaaS
9 10 (41.67%) SQL
9 10 (41.67%) HTML
9 10 (41.67%) e-Learning
9 10 (41.67%) SCORM
9 10 (41.67%) Games
10 7 (29.17%) MySQL
11 6 (25.00%) Oracle
11 6 (25.00%) .NET
11 6 (25.00%) Twitter Bootstrap
12 5 (20.83%) C#
13 4 (16.67%) ASP.NET
13 4 (16.67%) Web Services
13 4 (16.67%) Java

JavaScript
Co-occurring IT Skills in Twickenham 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 4 (16.67%) Mule
1 4 (16.67%) Mule ESB
2 2 (8.33%) Drupal
2 2 (8.33%) SharePoint
3 1 (4.17%) SharePoint 2013
3 1 (4.17%) WordPress
Applications
1 1 (4.17%) Photoshop
Business Applications
1 1 (4.17%) Magento
Cloud Services
1 10 (41.67%) SaaS
2 2 (8.33%) Office 365
Database & Business Intelligence
1 14 (58.33%) SQL Server
2 7 (29.17%) MySQL
3 4 (16.67%) NoSQL
3 4 (16.67%) SQL Server 2016
Development Applications
1 18 (75.00%) Git (software)
2 11 (45.83%) gulp
3 1 (4.17%) Grunt
3 1 (4.17%) Subversion
3 1 (4.17%) Visual Studio
General
1 10 (41.67%) Games
2 4 (16.67%) Music Industry
3 3 (12.50%) Advertising
4 2 (8.33%) Marketing
Job Titles
1 14 (58.33%) Developer
2 10 (41.67%) Junior
2 10 (41.67%) Junior PHP Programmer
2 10 (41.67%) Junior Programmer
2 10 (41.67%) Junior SQL Programmer
2 10 (41.67%) PHP Programmer
2 10 (41.67%) Programmer
2 10 (41.67%) SQL Programmer
3 4 (16.67%) .NET Developer
3 4 (16.67%) Java Developer
4 2 (8.33%) Drupal Developer
4 2 (8.33%) Senior Developer
4 2 (8.33%) Senior Drupal Developer
5 1 (4.17%) Designer
5 1 (4.17%) Front End Developer (Client-Side Developer)
5 1 (4.17%) HTML CSS Developer
5 1 (4.17%) JavaScript Developer
5 1 (4.17%) PHP Developer
5 1 (4.17%) SharePoint Developer
5 1 (4.17%) Web Designer
Libraries, Frameworks & Software Standards
1 20 (83.33%) CSS
2 12 (50.00%) jQuery
3 11 (45.83%) Sass
4 10 (41.67%) HTML
4 10 (41.67%) Yii
5 6 (25.00%) .NET
5 6 (25.00%) Twitter Bootstrap
6 4 (16.67%) .NET Framework
6 4 (16.67%) AngularJS
6 4 (16.67%) ASP.NET MVC
6 4 (16.67%) ASP.NET MVC 5
6 4 (16.67%) ASP.NET Web API
6 4 (16.67%) Code First Entity Framework
6 4 (16.67%) Entity Framework
6 4 (16.67%) KnockoutJS
6 4 (16.67%) Node.js
6 4 (16.67%) RESTful
6 4 (16.67%) Spring
6 4 (16.67%) WCF
6 4 (16.67%) Web Services
Miscellaneous
1 10 (41.67%) e-Learning
1 10 (41.67%) Learning Management System
1 10 (41.67%) SCORM
2 4 (16.67%) Greenfield Project
3 1 (4.17%) User Experience
Processes & Methodologies
1 17 (70.83%) MVC
2 15 (62.50%) Agile Software Development
3 14 (58.33%) Scrum
4 10 (41.67%) Mobile First
4 10 (41.67%) Performance Improvement
4 10 (41.67%) User Acceptance Testing
4 10 (41.67%) User Stories
5 4 (16.67%) BDD
5 4 (16.67%) High Availability
5 4 (16.67%) TDD
5 4 (16.67%) Web Application Development
6 2 (8.33%) Web Development
7 1 (4.17%) B2C
7 1 (4.17%) CRM
7 1 (4.17%) Display Advertising
7 1 (4.17%) Front End Development
7 1 (4.17%) Marketing Automation
7 1 (4.17%) Web Design
Programming Languages
1 13 (54.17%) PHP
2 10 (41.67%) SQL
3 5 (20.83%) C#
4 4 (16.67%) Java
4 4 (16.67%) Ruby
Qualifications
1 1 (4.17%) Degree
1 1 (4.17%) Microsoft Certification
Vendors
1 6 (25.00%) Oracle
2 2 (8.33%) Adobe
2 2 (8.33%) Microsoft
2 2 (8.33%) Salesforce.com
3 1 (4.17%) Samsung
3 1 (4.17%) Selligent
Twickenham, Middlesex
Thames Valley Housing
Salary: From £40,500 to £45,400 per annum
Posted: 16 days ago