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 25 June 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
25 Jun 2016
Same period 2015 Same period 2014
JavaScript (including ECMAScript)
Rank 7 5 9
Rank change year-on-year
-2 +4
Contract jobs citing JavaScript 41 25 10
As % of all contract IT jobs located in Croydon 16.94% 17.86% 10.99%
As % of the Programming Languages category 35.65% 37.31% 34.48%
Number of daily rates quoted 32 10 10
Median daily rate £400 £388 £300
Median daily rate % change year-on-year
+3.22% +29.16%
UK excluding London median daily rate £363 £341 £325
% change year-on-year
+6.46% +4.76%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £37.50 £40.00 £32.00
% change year-on-year
-6.25% +25.00%
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
115 67 29
As % of all contract IT jobs located in Croydon 47.52% 47.86% 31.87%
Number of daily rates quoted 78 34 25
Median daily rate £400 £425 £300
Median daily rate % change year-on-year
-5.88% +41.66%
90% offered a daily rate of more than £310 £300 £255
10% offered a daily rate of more than £513 £450 £700
UK excluding London median daily rate £375 £350 £350
% change year-on-year
+7.14% -
Number of hourly rates quoted 0 3 0
Median hourly rate - £27.78 -
UK excluding London median hourly rate £37.50 £37.00 £35.50
% change year-on-year
+1.35% +4.22%

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 25 June 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 25 June 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 59 (77.63%) Agile Software Development
2 44 (57.89%) HTML
3 42 (55.26%) CSS
4 31 (40.79%) AngularJS
5 28 (36.84%) Node.js
6 27 (35.53%) Java
7 26 (34.21%) Git (software)
8 23 (30.26%) Web Services
9 22 (28.95%) REST
10 21 (27.63%) HTML5
11 20 (26.32%) Front End Development
12 18 (23.68%) Security Cleared
13 17 (22.37%) HTTP
13 17 (22.37%) Sass
14 16 (21.05%) Web Development
15 15 (19.74%) Scrum
16 14 (18.42%) TDD
16 14 (18.42%) SC Cleared
17 13 (17.11%) Continuous Integration
17 13 (17.11%) GitHub
17 13 (17.11%) Open Source
18 12 (15.79%) CSS3
18 12 (15.79%) Twitter Bootstrap
18 12 (15.79%) Grunt
18 12 (15.79%) Spring
18 12 (15.79%) JIRA
18 12 (15.79%) MVC
19 11 (14.47%) PostgreSQL
19 11 (14.47%) Microsoft Azure
20 10 (13.16%) Selenium

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 10 (13.16%) Elasticsearch
2 8 (10.53%) Tomcat
3 5 (6.58%) Alfresco
4 4 (5.26%) Confluence
4 4 (5.26%) JBoss
5 3 (3.95%) Apache
5 3 (3.95%) IIS
5 3 (3.95%) WebLogic
5 3 (3.95%) WebSphere
6 2 (2.63%) CMS
7 1 (1.32%) Apache Solr
7 1 (1.32%) WildFly
Applications
1 1 (1.32%) GIMP
1 1 (1.32%) Photoshop
Cloud Services
1 13 (17.11%) GitHub
2 11 (14.47%) Microsoft Azure
3 1 (1.32%) Amazon AWS
3 1 (1.32%) SaaS
Communications & Networking
1 17 (22.37%) HTTP
2 8 (10.53%) DNS
2 8 (10.53%) SSL
3 6 (7.89%) Internet
Database & Business Intelligence
1 11 (14.47%) PostgreSQL
2 10 (13.16%) MySQL
2 10 (13.16%) Relational Database
3 5 (6.58%) Neo4j
4 3 (3.95%) DB2
4 3 (3.95%) SQL Server
5 2 (2.63%) MongoDB
6 1 (1.32%) Azure SQL Database
6 1 (1.32%) NoSQL
6 1 (1.32%) QlikView
Development Applications
1 26 (34.21%) Git (software)
2 12 (15.79%) Grunt
2 12 (15.79%) JIRA
3 10 (13.16%) JUnit
3 10 (13.16%) Selenium
4 9 (11.84%) JMeter
4 9 (11.84%) Subversion
5 8 (10.53%) SonarQube
6 7 (9.21%) Gerrit
6 7 (9.21%) Maven
7 6 (7.89%) gulp
8 5 (6.58%) Jenkins
9 4 (5.26%) FitNesse
9 4 (5.26%) Gradle
9 4 (5.26%) Toad
10 3 (3.95%) Ant
10 3 (3.95%) SoapUI
11 2 (2.63%) Cucumber
11 2 (2.63%) Jasmine
12 1 (1.32%) MSBuild
General
1 8 (10.53%) Local Government
2 6 (7.89%) Telecoms
3 3 (3.95%) Finance
Job Titles
1 59 (77.63%) Developer
2 27 (35.53%) JavaScript Developer
3 18 (23.68%) Front End Developer (Client-Side Developer)
4 10 (13.16%) Angular Developer
4 10 (13.16%) Node.js Developer
5 8 (10.53%) Web Developer
6 7 (9.21%) Automation Tester
6 7 (9.21%) Tester
7 6 (7.89%) Java Developer
8 5 (6.58%) PHP Developer
8 5 (6.58%) Senior Developer
9 4 (5.26%) Agile Developer
9 4 (5.26%) C# Developer
9 4 (5.26%) Front End Web Developer (Client-Side Developer)
9 4 (5.26%) Full Stack Developer
10 3 (3.95%) Lead Developer
10 3 (3.95%) Senior JavaScript Developer
10 3 (3.95%) Technical Leader
11 2 (2.63%) .NET Developer
11 2 (2.63%) Agile Java Developer
Libraries, Frameworks & Software Standards
1 44 (57.89%) HTML
2 42 (55.26%) CSS
3 31 (40.79%) AngularJS
4 28 (36.84%) Node.js
5 23 (30.26%) Web Services
6 22 (28.95%) REST
7 21 (27.63%) HTML5
8 17 (22.37%) Sass
9 12 (15.79%) CSS3
9 12 (15.79%) Spring
9 12 (15.79%) Twitter Bootstrap
10 10 (13.16%) .NET
10 10 (13.16%) jQuery
10 10 (13.16%) React
11 8 (10.53%) Express
11 8 (10.53%) RESTful
12 7 (9.21%) Ajax
13 6 (7.89%) Apache Cordova
13 6 (7.89%) ASP.NET
13 6 (7.89%) Backbone.js
Miscellaneous
1 6 (7.89%) W3C
2 4 (5.26%) User Experience
2 4 (5.26%) Visualisation
Operating Systems
1 8 (10.53%) Linux
2 4 (5.26%) Mac OS X
2 4 (5.26%) Unix
3 3 (3.95%) Solaris
3 3 (3.95%) Windows
Processes & Methodologies
1 59 (77.63%) Agile Software Development
2 20 (26.32%) Front End Development
3 16 (21.05%) Web Development
4 15 (19.74%) Scrum
5 14 (18.42%) TDD
6 13 (17.11%) Continuous Integration
6 13 (17.11%) Open Source
7 12 (15.79%) MVC
8 9 (11.84%) Functional Testing
9 8 (10.53%) Software Engineering
10 7 (9.21%) BDD
10 7 (9.21%) Performance Testing
11 6 (7.89%) OO
11 6 (7.89%) Test Automation
12 5 (6.58%) Configuration Management
12 5 (6.58%) Responsive Web Design
12 5 (6.58%) Unit Testing
12 5 (6.58%) Web Design
13 4 (5.26%) Defect Management
13 4 (5.26%) Identity Access Management
Programming Languages
1 27 (35.53%) Java
2 10 (13.16%) Python
2 10 (13.16%) Ruby
2 10 (13.16%) SQL
3 9 (11.84%) C#
4 7 (9.21%) Perl
4 7 (9.21%) PHP
5 5 (6.58%) T-SQL
6 4 (5.26%) Scala
7 3 (3.95%) C
7 3 (3.95%) ES6
7 3 (3.95%) Shell Script
7 3 (3.95%) VB
8 1 (1.32%) Go
8 1 (1.32%) PowerShell
8 1 (1.32%) TypeScript
8 1 (1.32%) XPath
Qualifications
1 18 (23.68%) Security Cleared
2 14 (18.42%) SC Cleared
3 2 (2.63%) BC Cleared
Quality Assurance & Compliance
1 1 (1.32%) Disclosure Scotland
1 1 (1.32%) QA
System Software
1 5 (6.58%) Docker
2 3 (3.95%) Active Directory
Systems Management
1 4 (5.26%) Kubernetes
2 3 (3.95%) Oracle Identity Management
Vendors
1 5 (6.58%) Microsoft
1 5 (6.58%) Twitter
2 3 (3.95%) ForgeRock
2 3 (3.95%) HP
2 3 (3.95%) IBM
2 3 (3.95%) Oracle
3 1 (1.32%) Atlassian