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 29 August 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
29 Aug 2016
Same period 2015 Same period 2014
JavaScript (including ECMAScript)
Rank 9 11 15
Rank change year-on-year
+2 +4
Contract jobs citing JavaScript 47 27 3
As % of all contract IT jobs located in Croydon 17.03% 15.34% 3.57%
As % of the Programming Languages category 36.43% 33.75% 13.64%
Number of daily rates quoted 31 13 3
Median daily rate £400 £425 £700
Median daily rate % change year-on-year
-5.88% -39.28%
UK excluding London median daily rate £370 £350 £325
% change year-on-year
+5.71% +7.69%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £43.00 £36.50 £34.00
% change year-on-year
+17.80% +7.35%
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
129 80 22
As % of all contract IT jobs located in Croydon 46.74% 45.45% 26.19%
Number of daily rates quoted 83 45 19
Median daily rate £400 £425 £450
Median daily rate % change year-on-year
-5.88% -5.55%
90% offered a daily rate of more than £300 £325 £290
10% offered a daily rate of more than £499 £500 £700
UK excluding London median daily rate £375 £370 £350
% change year-on-year
+1.35% +5.71%
Number of hourly rates quoted 0 3 0
Median hourly rate - £27.78 -
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 29 August 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 29 August 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 62 (72.09%) Agile Software Development
2 53 (61.63%) HTML
3 52 (60.47%) CSS
4 40 (46.51%) AngularJS
5 32 (37.21%) Java
6 30 (34.88%) Git (software)
7 29 (33.72%) Node.js
7 29 (33.72%) REST
7 29 (33.72%) Security Cleared
8 25 (29.07%) SC Cleared
9 24 (27.91%) Web Services
9 24 (27.91%) HTTP
9 24 (27.91%) HTML5
10 20 (23.26%) Web Development
11 19 (22.09%) SQL
11 19 (22.09%) Front End Development
12 17 (19.77%) Elasticsearch
13 16 (18.60%) TDD
13 16 (18.60%) Scrum
13 16 (18.60%) JIRA
14 15 (17.44%) Subversion
14 15 (17.44%) Tomcat
14 15 (17.44%) RESTful
15 14 (16.28%) Twitter Bootstrap
15 14 (16.28%) GitHub
15 14 (16.28%) CSS3
15 14 (16.28%) Linux
15 14 (16.28%) jQuery
16 13 (15.12%) Spring
16 13 (15.12%) Sass

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 17 (19.77%) Elasticsearch
2 15 (17.44%) Tomcat
3 9 (10.47%) JBoss
4 8 (9.30%) Apache
4 8 (9.30%) IIS
4 8 (9.30%) WebLogic
4 8 (9.30%) WebSphere
5 4 (4.65%) Alfresco
6 1 (1.16%) Apache Solr
6 1 (1.16%) CMS
6 1 (1.16%) Confluence
6 1 (1.16%) WildFly
Applications
1 6 (6.98%) Photoshop
2 5 (5.81%) Adobe Illustrator
Cloud Services
1 14 (16.28%) GitHub
2 7 (8.14%) Microsoft Azure
Communications & Networking
1 24 (27.91%) HTTP
2 4 (4.65%) DNS
2 4 (4.65%) SSL
3 2 (2.33%) Internet
3 2 (2.33%) Kerberos
Database & Business Intelligence
1 11 (12.79%) MySQL
1 11 (12.79%) Relational Database
2 8 (9.30%) DB2
2 8 (9.30%) PostgreSQL
3 4 (4.65%) Neo4j
4 3 (3.49%) BusinessObjects
4 3 (3.49%) Crystal Reports
4 3 (3.49%) SQL Server
5 1 (1.16%) Azure SQL Database
5 1 (1.16%) MongoDB
5 1 (1.16%) QlikView
Development Applications
1 30 (34.88%) Git (software)
2 16 (18.60%) JIRA
3 15 (17.44%) Subversion
4 12 (13.95%) Maven
5 11 (12.79%) JMeter
5 11 (12.79%) Selenium
6 10 (11.63%) JUnit
7 9 (10.47%) SonarQube
7 9 (10.47%) Toad
8 8 (9.30%) Ant
8 8 (9.30%) Gerrit
8 8 (9.30%) Grunt
8 8 (9.30%) SoapUI
9 4 (4.65%) Gradle
9 4 (4.65%) gulp
9 4 (4.65%) Jenkins
10 2 (2.33%) Burp Suite
10 2 (2.33%) Cucumber
10 2 (2.33%) Jasmine
10 2 (2.33%) Protractor
General
1 6 (6.98%) Local Government
1 6 (6.98%) Telecoms
Job Titles
1 66 (76.74%) Developer
2 21 (24.42%) JavaScript Developer
3 18 (20.93%) Front End Developer (Client-Side Developer)
4 11 (12.79%) Tester
5 10 (11.63%) Node.js Developer
6 9 (10.47%) Angular Developer
7 8 (9.30%) Web Developer
8 7 (8.14%) Automation Tester
9 6 (6.98%) Java Developer
9 6 (6.98%) PHP Developer
9 6 (6.98%) UI Developer
10 5 (5.81%) C# Developer
10 5 (5.81%) Full Stack Developer
11 4 (4.65%) Front End Web Developer (Client-Side Developer)
11 4 (4.65%) UI/UX Developer
11 4 (4.65%) UX Developer
12 3 (3.49%) PHP Symfony Developer
12 3 (3.49%) Senior Developer
12 3 (3.49%) Symfony Developer
12 3 (3.49%) Technical Leader
Libraries, Frameworks & Software Standards
1 53 (61.63%) HTML
2 52 (60.47%) CSS
3 40 (46.51%) AngularJS
4 29 (33.72%) Node.js
4 29 (33.72%) REST
5 24 (27.91%) HTML5
5 24 (27.91%) Web Services
6 15 (17.44%) RESTful
7 14 (16.28%) CSS3
7 14 (16.28%) jQuery
7 14 (16.28%) Twitter Bootstrap
8 13 (15.12%) Sass
8 13 (15.12%) Spring
9 12 (13.95%) React
10 11 (12.79%) Ajax
11 9 (10.47%) Backbone.js
11 9 (10.47%) Express
12 8 (9.30%) LAMP
12 8 (9.30%) SailPoint
12 8 (9.30%) XHTML
Miscellaneous
1 10 (11.63%) User Experience
2 6 (6.98%) Visualisation
2 6 (6.98%) W3C
3 1 (1.16%) Computer Science
Operating Systems
1 14 (16.28%) Linux
2 8 (9.30%) Solaris
2 8 (9.30%) Windows
3 6 (6.98%) Mac OS X
3 6 (6.98%) Unix
Processes & Methodologies
1 62 (72.09%) Agile Software Development
2 20 (23.26%) Web Development
3 19 (22.09%) Front End Development
4 16 (18.60%) Scrum
4 16 (18.60%) TDD
5 12 (13.95%) MVC
6 11 (12.79%) Functional Testing
7 10 (11.63%) OO
8 9 (10.47%) Defect Tracking
8 9 (10.47%) Identity Access Management
9 8 (9.30%) BDD
9 8 (9.30%) Pair Programming
9 8 (9.30%) Performance Testing
9 8 (9.30%) Responsive Web Design
10 7 (8.14%) Configuration Management
10 7 (8.14%) Integration Testing
10 7 (8.14%) Open Source
10 7 (8.14%) Regression Testing
10 7 (8.14%) System Testing
10 7 (8.14%) Web Design
Programming Languages
1 32 (37.21%) Java
2 19 (22.09%) SQL
3 11 (12.79%) Python
3 11 (12.79%) Ruby
4 9 (10.47%) Perl
5 7 (8.14%) PHP
6 6 (6.98%) C#
6 6 (6.98%) ES6
7 5 (5.81%) Scala
7 5 (5.81%) T-SQL
8 3 (3.49%) PL/SQL
9 1 (1.16%) PowerShell
9 1 (1.16%) TypeScript
9 1 (1.16%) XPath
Qualifications
1 29 (33.72%) Security Cleared
2 25 (29.07%) SC Cleared
3 2 (2.33%) BC Cleared
4 1 (1.16%) Degree
Quality Assurance & Compliance
1 1 (1.16%) Disclosure Scotland
1 1 (1.16%) QA
System Software
1 8 (9.30%) Active Directory
1 8 (9.30%) Docker
Systems Management
1 8 (9.30%) Oracle Identity Management
2 4 (4.65%) Kubernetes
Vendors
1 8 (9.30%) ForgeRock
1 8 (9.30%) IBM
1 8 (9.30%) Oracle
2 6 (6.98%) Twitter
3 5 (5.81%) Microsoft
4 1 (1.16%) Adobe
4 1 (1.16%) Atlassian
4 1 (1.16%) HP
4 1 (1.16%) SAP