The table below looks at the statistics for JavaScript skills in IT contracts advertised for the Croydon region. Included is a guide to the contractor rates offered in IT contracts that have cited JavaScript over the 3 months to 7 December 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
7 Dec 2016
Same period 2015 Same period 2014
JavaScript (including ECMAScript)
Rank 25 7 22
Rank change year-on-year
-18 +15
Contract jobs citing JavaScript 19 28 8
As % of all contract IT jobs located in Croydon 7.25% 17.07% 5.52%
As % of the Programming Languages category 19.19% 40.00% 34.78%
Number of daily rates quoted 18 19 8
Median daily rate £400 £375 £444
Median daily rate % change year-on-year
+6.66% -15.49%
90% offered a daily rate of more than £261 £350 £410
10% offered a daily rate of more than £500 £430 £475
UK excluding London median daily rate £375 £370 £350
% change year-on-year
+1.35% +5.71%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.00 £30.00 £32.50
% change year-on-year
+20.00% -7.69%
JavaScript
London

The following table is for comparison with the above and provides statistics for the entire Programming Languages category in contract jobs advertised in the Croydon region.

Programming Languages Category
Croydon
Contract IT job ads with a match in the
Programming Languages category
99 70 23
As % of all contract IT jobs located in Croydon 37.79% 42.68% 15.86%
Number of daily rates quoted 52 50 22
Median daily rate £419 £375 £450
Median daily rate % change year-on-year
+11.66% -16.66%
90% offered a daily rate of more than £323 £295 £318
10% offered a daily rate of more than £588 £475 £480
UK excluding London median daily rate £393 £375 £350
% change year-on-year
+4.66% +7.14%
Number of hourly rates quoted 0 1 0
Median hourly rate - £42.50 -
UK excluding London median hourly rate £40.00 £38.50 £35.00
% change year-on-year
+3.89% +10.00%

JavaScript
Jobs Demand Trend in Croydon

The demand trend of contract jobs across the Croydon region citing JavaScript as a proportion of all IT contracts with a match in the Programming Languages category.

JavaScript Jobs Demand Trend in Croydon

JavaScript
Daily Rate Trend in Croydon

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing JavaScript across the Croydon region.

JavaScript Daily Rate Trend in Croydon

JavaScript
Daily Rate Histogram in Croydon

This chart provides a histogram of daily rates quoted in contract IT jobs citing JavaScript across the Croydon region over the 3 months to 7 December 2016.

JavaScript Daily Rate Histogram in Croydon

JavaScript
Hourly Rate Trend in Croydon

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing JavaScript across the Croydon region.

JavaScript Hourly Rate Trend in Croydon

JavaScript
Top 30 Related IT Skills in Croydon

For the 6 months to 7 December 2016, IT contractor jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Croydon region with a requirement for JavaScript.

1 43 (70.49%) Agile Software Development
2 36 (59.02%) HTML
3 35 (57.38%) CSS
4 26 (42.62%) Java
5 22 (36.07%) AngularJS
6 19 (31.15%) REST
6 19 (31.15%) SQL
7 18 (29.51%) Git (software)
7 18 (29.51%) HTML5
8 17 (27.87%) Security Cleared
9 16 (26.23%) SC Cleared
10 15 (24.59%) HTTP
11 14 (22.95%) TDD
11 14 (22.95%) CSS3
11 14 (22.95%) Node.js
11 14 (22.95%) Front End Development
12 13 (21.31%) Subversion
13 12 (19.67%) Scrum
13 12 (19.67%) jQuery
13 12 (19.67%) Web Services
13 12 (19.67%) RESTful
14 11 (18.03%) Twitter Bootstrap
14 11 (18.03%) Tomcat
14 11 (18.03%) Web Development
14 11 (18.03%) JIRA
15 10 (16.39%) Linux
15 10 (16.39%) Elasticsearch
16 9 (14.75%) Functional Testing
16 9 (14.75%) User Experience
16 9 (14.75%) Waterfall

JavaScript
Top Related 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 11 (18.03%) Tomcat
2 10 (16.39%) Elasticsearch
3 7 (11.48%) JBoss
4 6 (9.84%) Apache
4 6 (9.84%) IIS
4 6 (9.84%) WebLogic
4 6 (9.84%) WebSphere
5 1 (1.64%) CMS
5 1 (1.64%) Confluence
5 1 (1.64%) Oracle Workflow
5 1 (1.64%) SharePoint
5 1 (1.64%) SharePoint 2010
5 1 (1.64%) WildFly
Applications
1 7 (11.48%) Photoshop
2 5 (8.20%) Adobe Illustrator
Business Applications
1 1 (1.64%) Dynamics CRM
Cloud Services
1 5 (8.20%) GitHub
2 1 (1.64%) Microsoft Azure
Communications & Networking
1 15 (24.59%) HTTP
2 2 (3.28%) Kerberos
Database & Business Intelligence
1 9 (14.75%) BusinessObjects
1 9 (14.75%) Crystal Reports
2 7 (11.48%) MySQL
3 6 (9.84%) DB2
3 6 (9.84%) Relational Database
4 4 (6.56%) SQL Server
5 1 (1.64%) Azure SQL Database
5 1 (1.64%) PostgreSQL
5 1 (1.64%) QlikView
5 1 (1.64%) SQL Server 2008
5 1 (1.64%) SQL Server 2012
Development Applications
1 18 (29.51%) Git (software)
2 13 (21.31%) Subversion
3 11 (18.03%) JIRA
4 9 (14.75%) JMeter
5 8 (13.11%) Maven
6 7 (11.48%) Selenium
7 6 (9.84%) Ant
7 6 (9.84%) Gerrit
7 6 (9.84%) JUnit
7 6 (9.84%) SoapUI
7 6 (9.84%) SonarQube
7 6 (9.84%) Toad
8 4 (6.56%) Jenkins
8 4 (6.56%) Protractor
9 3 (4.92%) Burp Suite
9 3 (4.92%) Grunt
9 3 (4.92%) Jasmine
10 2 (3.28%) gulp
10 2 (3.28%) Karma Test Runner
10 2 (3.28%) Visual Studio
General
1 4 (6.56%) Telecoms
2 1 (1.64%) Local Government
2 1 (1.64%) Retail
Job Titles
1 45 (73.77%) Developer
2 14 (22.95%) Front End Developer (Client-Side Developer)
3 10 (16.39%) JavaScript Developer
4 8 (13.11%) Tester
5 6 (9.84%) Analyst
5 6 (9.84%) Analyst Programmer
5 6 (9.84%) Programmer
5 6 (9.84%) UI Developer
6 5 (8.20%) Java Analyst Programmer
6 5 (8.20%) Java Programmer
6 5 (8.20%) Node.js Developer
6 5 (8.20%) UX Developer
7 4 (6.56%) Automation Tester
7 4 (6.56%) Java Developer
7 4 (6.56%) Scala Developer
7 4 (6.56%) UI/UX Developer
8 3 (4.92%) C# Developer
8 3 (4.92%) HTML Developer
8 3 (4.92%) PL/SQL Developer
8 3 (4.92%) SQL Developer
Libraries, Frameworks & Software Standards
1 36 (59.02%) HTML
2 35 (57.38%) CSS
3 22 (36.07%) AngularJS
4 19 (31.15%) REST
5 18 (29.51%) HTML5
6 14 (22.95%) CSS3
6 14 (22.95%) Node.js
7 12 (19.67%) jQuery
7 12 (19.67%) RESTful
7 12 (19.67%) Web Services
8 11 (18.03%) Twitter Bootstrap
9 9 (14.75%) Ajax
10 7 (11.48%) Spring
11 6 (9.84%) Backbone.js
11 6 (9.84%) LAMP
11 6 (9.84%) React
11 6 (9.84%) SailPoint
11 6 (9.84%) Sass
11 6 (9.84%) XHTML
12 5 (8.20%) .NET
Miscellaneous
1 9 (14.75%) User Experience
2 6 (9.84%) W3C
3 5 (8.20%) Computer Science
4 4 (6.56%) Visualisation
Operating Systems
1 10 (16.39%) Linux
2 6 (9.84%) Solaris
2 6 (9.84%) Windows
3 4 (6.56%) Mac OS X
3 4 (6.56%) Unix
Processes & Methodologies
1 43 (70.49%) Agile Software Development
2 14 (22.95%) Front End Development
2 14 (22.95%) TDD
3 12 (19.67%) Scrum
4 11 (18.03%) Web Development
5 9 (14.75%) Functional Testing
5 9 (14.75%) SDLC
5 9 (14.75%) Waterfall
6 8 (13.11%) Pair Programming
7 7 (11.48%) BDD
7 7 (11.48%) OO
8 6 (9.84%) Continuous Deployment
8 6 (9.84%) Defect Tracking
8 6 (9.84%) Identity Access Management
8 6 (9.84%) Responsive Web Design
9 5 (8.20%) Configuration Management
9 5 (8.20%) MVC
9 5 (8.20%) Performance Testing
9 5 (8.20%) Regression Testing
9 5 (8.20%) Web Design
Programming Languages
1 26 (42.62%) Java
2 19 (31.15%) SQL
3 9 (14.75%) PL/SQL
4 6 (9.84%) Perl
4 6 (9.84%) Python
4 6 (9.84%) Ruby
5 5 (8.20%) C#
6 4 (6.56%) ES6
6 4 (6.56%) Scala
7 3 (4.92%) PHP
8 2 (3.28%) PowerShell
9 1 (1.64%) C
9 1 (1.64%) T-SQL
9 1 (1.64%) TypeScript
9 1 (1.64%) VB.NET
Qualifications
1 17 (27.87%) Security Cleared
2 16 (26.23%) SC Cleared
3 5 (8.20%) Degree
System Software
1 6 (9.84%) Active Directory
1 6 (9.84%) Docker
Systems Management
1 6 (9.84%) Oracle Identity Management
2 2 (3.28%) Kubernetes
Vendors
1 7 (11.48%) Oracle
2 6 (9.84%) ForgeRock
2 6 (9.84%) IBM
3 4 (6.56%) HP
3 4 (6.56%) SAP
3 4 (6.56%) Twitter
4 1 (1.64%) Adobe
4 1 (1.64%) Atlassian
4 1 (1.64%) Microsoft