The following table provides summary statistics for permanent job vacancies advertised in Croydon 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 / Croydon
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 10 13 9
Rank change year-on-year +3 -4  
Permanent jobs citing JavaScript 30 34 35
As % of all permanent IT jobs advertised in Croydon 15.96% 13.55% 17.59%
As % of the Programming Languages category 32.97% 25.56% 31.82%
Number of salaries quoted 14 33 33
Median salary £50,000 £42,000 £37,500
Median salary % change year-on-year +19.04% +12.00%  
90% offered a salary of more than £40,000 £25,000 £33,300
10% offered a salary of more than £55,000 £49,500 £57,500
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 Croydon with a requirement for programming language skills.

Programming Language Skills
Croydon
Permanent job vacancies with a requirement for programming language skills 91 133 110
As % of all permanent IT job vacancies advertised in Croydon 48.40% 52.99% 55.28%
Number of salaries quoted 67 123 93
Median salary £52,500 £47,500 £42,000
Median salary % change year-on-year +10.52% +13.09%  
90% offered a salary of more than £37,500 £28,000 £33,000
10% offered a salary of more than £65,000 £55,000 £59,500
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

JavaScript
Job Vacancy Trend in Croydon

The job posting trend of jobs advertised in Croydon 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 Croydon

JavaScript
Salary Trend in Croydon

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

Salary trend for JavaScript in Croydon

JavaScript
Salary Histogram in Croydon

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

Salary histogram for JavaScript in Croydon

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 Croydon region with a requirement for JavaScript.

1 50 (73.53%) TDD
2 40 (58.82%) Agile Software Development
3 38 (55.88%) C#
3 38 (55.88%) .NET
3 38 (55.88%) SQL Server
4 37 (54.41%) ASP.NET
4 37 (54.41%) MVC
4 37 (54.41%) Node.js
5 31 (45.59%) Java
6 29 (42.65%) Continuous Integration
7 26 (38.24%) CSS
7 26 (38.24%) WCF
8 25 (36.76%) ASP.NET MVC
9 23 (33.82%) HTML
10 22 (32.35%) .NET Framework
10 22 (32.35%) AngularJS
11 21 (30.88%) Scala
12 20 (29.41%) BDD
12 20 (29.41%) jQuery
12 20 (29.41%) Git (software)
13 18 (26.47%) Go
14 17 (25.00%) Ruby
14 17 (25.00%) CSS3
14 17 (25.00%) RESTful
14 17 (25.00%) Open Source
15 16 (23.53%) KnockoutJS
15 16 (23.53%) NoSQL
15 16 (23.53%) Entity Framework
15 16 (23.53%) Music Industry
15 16 (23.53%) SC Cleared

JavaScript
Co-occurring IT Skills in Croydon 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 3 (4.41%) Confluence
2 1 (1.47%) Tomcat
2 1 (1.47%) WordPress
Applications
1 1 (1.47%) Photoshop
Business Applications
1 1 (1.47%) Dynamics CRM
Cloud Services
1 6 (8.82%) Amazon AWS
1 6 (8.82%) Microsoft Azure
2 1 (1.47%) Dynamics 365
2 1 (1.47%) Google Analytics
2 1 (1.47%) SaaS
Database & Business Intelligence
1 38 (55.88%) SQL Server
2 16 (23.53%) GIS
2 16 (23.53%) NoSQL
2 16 (23.53%) SQL Server 2014
3 2 (2.94%) MySQL
3 2 (2.94%) Pentaho
4 1 (1.47%) PostgreSQL
Development Applications
1 20 (29.41%) Git (software)
2 4 (5.88%) Jenkins
2 4 (5.88%) Maven
2 4 (5.88%) Team Foundation Server
2 4 (5.88%) Visual Studio
3 3 (4.41%) Gradle
3 3 (4.41%) Subversion
4 1 (1.47%) Cucumber
4 1 (1.47%) DbUnit
4 1 (1.47%) Jasmine
4 1 (1.47%) jMock
4 1 (1.47%) JUnit
4 1 (1.47%) Karma Test Runner
4 1 (1.47%) Mockito
4 1 (1.47%) Protractor
4 1 (1.47%) Selenium
4 1 (1.47%) SonarQube
4 1 (1.47%) WebDriver
General
1 16 (23.53%) Finance
1 16 (23.53%) Music Industry
2 6 (8.82%) Banking
2 6 (8.82%) Investment Banking
3 1 (1.47%) Advertising
3 1 (1.47%) Publishing
Job Titles
1 66 (97.06%) Developer
2 32 (47.06%) .NET Developer
3 27 (39.71%) Senior Developer
4 21 (30.88%) Software Developer
5 12 (17.65%) Senior .NET Developer
6 10 (14.71%) Senior Software Developer
7 9 (13.24%) ASP.NET Developer
7 9 (13.24%) ASP.NET MVC Developer
7 9 (13.24%) Java Developer
8 8 (11.76%) JavaScript Developer
9 7 (10.29%) C# Developer
9 7 (10.29%) Senior Java Developer
10 6 (8.82%) Junior
10 6 (8.82%) Junior Developer
10 6 (8.82%) Junior Software Developer
10 6 (8.82%) Scala Developer
10 6 (8.82%) Senior ASP.NET Developer
10 6 (8.82%) Senior ASP.NET MVC Developer
11 5 (7.35%) Lead Developer
12 4 (5.88%) Senior Scala Developer
Libraries, Frameworks & Software Standards
1 38 (55.88%) .NET
2 37 (54.41%) ASP.NET
2 37 (54.41%) Node.js
3 26 (38.24%) CSS
3 26 (38.24%) WCF
4 25 (36.76%) ASP.NET MVC
5 23 (33.82%) HTML
6 22 (32.35%) .NET Framework
6 22 (32.35%) AngularJS
7 20 (29.41%) jQuery
8 17 (25.00%) CSS3
8 17 (25.00%) RESTful
9 16 (23.53%) ASP.NET MVC 5
9 16 (23.53%) ASP.NET Web API
9 16 (23.53%) Code First Entity Framework
9 16 (23.53%) Entity Framework
9 16 (23.53%) KnockoutJS
9 16 (23.53%) Twitter Bootstrap
10 14 (20.59%) HTML5
11 12 (17.65%) XML
Miscellaneous
1 7 (10.29%) Fintech
2 6 (8.82%) Analytical Skills
2 6 (8.82%) Hedge funds
3 1 (1.47%) Computer Science
3 1 (1.47%) Management Information System
Operating Systems
1 4 (5.88%) Windows
Processes & Methodologies
1 50 (73.53%) TDD
2 40 (58.82%) Agile Software Development
3 37 (54.41%) MVC
4 29 (42.65%) Continuous Integration
5 20 (29.41%) BDD
6 17 (25.00%) Open Source
7 16 (23.53%) Continuous Delivery
7 16 (23.53%) High Availability
7 16 (23.53%) Web Application Development
8 11 (16.18%) Secure Coding
9 9 (13.24%) DevOps
10 8 (11.76%) System Testing
10 8 (11.76%) Workflow
11 7 (10.29%) Analytics
11 7 (10.29%) Front End Development
11 7 (10.29%) Web Development
12 6 (8.82%) Multithreaded Programming
12 6 (8.82%) Multithreading
12 6 (8.82%) SOLID
13 5 (7.35%) CRM
Programming Languages
1 38 (55.88%) C#
2 31 (45.59%) Java
3 21 (30.88%) Scala
4 18 (26.47%) Go
5 17 (25.00%) Ruby
6 16 (23.53%) SQL
7 8 (11.76%) T-SQL
8 7 (10.29%) C++
8 7 (10.29%) Python
9 5 (7.35%) VB.NET
10 4 (5.88%) VB
11 2 (2.94%) PHP
Qualifications
1 16 (23.53%) SC Cleared
1 16 (23.53%) Security Cleared
2 5 (7.35%) Degree
3 2 (2.94%) ITIL Certification
System Software
1 6 (8.82%) Docker
Vendors
1 13 (19.12%) Microsoft
2 2 (2.94%) hybris
2 2 (2.94%) Salesforce.com
3 1 (1.47%) Google
Croydon, Surrey
Oscar
Salary: £40000 - £45000 per annum
Posted: 3 days ago
Croydon, Surrey
blu digital
Salary: From £60,000 to £65,000 per annum
Posted: 4 days ago