The first table below looks at the demand for D3.js skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited D3.js over the 3 months to 19 June 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Application Development category.

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.

Location
3 months to
19 Jun 2013
Same period 2012 Same period 2011
D3.js
Rank 528 - -
Rank change year-on-year
- 0
Contract jobs citing D3.js 13 0 0
As % of all contract IT jobs located in the UK 0.027% - -
As % of the Application Development category 0.097% - -
Number of daily rates quoted 3 0 0
Average daily rate £285 - -
UK excluding London average daily rate £285 - -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
All Application Development
UK
Contract IT job ads with a match in the
Application Development category
13369 14943 17245
As % of all contract IT jobs located in the UK 27.79% 25.75% 27.70%
Number of daily rates quoted 8406 8920 10221
Average daily rate £375 £353 £400
Average daily rate % change year-on-year
+6.38% -11.87%
90% offered a daily rate of more than £250 £250 £250
10% offered a daily rate of more than £550 £550 £600
UK excluding London average daily rate £325 £325 £325
Number of hourly rates quoted 342 381 538
Average hourly rate £35.00 £32.50 £35.00
Average hourly rate % change year-on-year
+7.69% -7.14%
90% offered a hourly rate of more than £20.00 £17.50 £18.00
10% offered a hourly rate of more than £45.00 £42.50 £47.50
UK excluding London average hourly rate £35.00 £31.50 £35.70
% change year-on-year
+11.11% -11.76%

D3.js
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing D3.js within the UK as a proportion of the total demand within the Application Development category.

D3.js Jobs Demand Trend

D3.js
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing D3.js within the UK.

D3.js Daily Rate Trend

D3.js
Top 11 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing D3.js within the UK over the 3 months to 19 June 2013. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click each for more statistics)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Find
Job
Vacancies
England - 12 £285 - 4
London - 9 £305 - 4
South West - 3 £285 -
City of London - 2 £305 -
Cambridge - - - -
East of England - - - -
Street - - - -
Watford - - - -
Cambridgeshire - - - -
Hertfordshire - - - -
Somerset - - - -

D3.js
Top 30 Related IT Skills

For the 6 months to 19 June 2013, IT contractor jobs within the UK citing D3.js also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited D3.js.

1 21 (100.00%) JavaScript
2 17 (80.95%) CSS
3 14 (66.67%) HTML5
4 12 (57.14%) HTML
5 11 (52.38%) jQuery
5 11 (52.38%) CSS3
6 8 (38.10%) Sass
7 7 (33.33%) Raphaël
7 7 (33.33%) Sencha
7 7 (33.33%) OO
7 7 (33.33%) Git (software)
7 7 (33.33%) Visualisation
7 7 (33.33%) Unit Testing
7 7 (33.33%) JSON
8 6 (28.57%) Web Development
8 6 (28.57%) Java
8 6 (28.57%) SVG
8 6 (28.57%) REST
8 6 (28.57%) Analytics
9 5 (23.81%) Gradle
9 5 (23.81%) Jenkins
9 5 (23.81%) Perforce
9 5 (23.81%) Agile Software Development
9 5 (23.81%) TDD
9 5 (23.81%) Subversion
9 5 (23.81%) Maven
9 5 (23.81%) Ruby
9 5 (23.81%) Ant
9 5 (23.81%) JUnit
9 5 (23.81%) PHP

D3.js
Top Related IT Skills by Category

For the 6 months to 19 June 2013, IT contractor jobs within the UK citing D3.js also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited D3.js. Up to 20 skills are shown per category.

Application Development
1 17 (80.95%) CSS
2 14 (66.67%) HTML5
3 12 (57.14%) HTML
4 11 (52.38%) jQuery
4 11 (52.38%) CSS3
5 8 (38.10%) Sass
6 7 (33.33%) Raphaël
6 7 (33.33%) JSON
7 6 (28.57%) SVG
7 6 (28.57%) REST
8 5 (23.81%) Web Services
8 5 (23.81%) Ruby on Rails
8 5 (23.81%) Dojo
9 4 (19.05%) XML
9 4 (19.05%) XSL
9 4 (19.05%) LESS
10 3 (14.29%) Ember.js
10 3 (14.29%) Leaflet
10 3 (14.29%) Django
11 2 (9.524%) Ext JS
Application Platforms
1 1 (4.762%) ElasticSearch
Applications
1 2 (9.524%) Photoshop
1 2 (9.524%) Adobe Illustrator
Communications & Networking
1 5 (23.81%) HTTP
Database & Business Intelligence
1 2 (9.524%) MySQL
2 1 (4.762%) Redis
2 1 (4.762%) HBase
2 1 (4.762%) Big Data
2 1 (4.762%) MongoDB
2 1 (4.762%) GIS
2 1 (4.762%) Hadoop
Development Applications
1 7 (33.33%) Git (software)
2 5 (23.81%) Gradle
2 5 (23.81%) Jenkins
2 5 (23.81%) Subversion
2 5 (23.81%) Maven
2 5 (23.81%) Ant
2 5 (23.81%) JUnit
2 5 (23.81%) Atlassian Bamboo
2 5 (23.81%) HtmlUnit
3 4 (19.05%) Jasmine
4 2 (9.524%) JSUnit
4 2 (9.524%) Selenium
4 2 (9.524%) GitHub
4 2 (9.524%) Balsamiq Mockups
5 1 (4.762%) Mocha
General
1 2 (9.524%) Finance
1 2 (9.524%) Marketing
Job Titles
1 21 (100.00%) Developer
2 10 (47.62%) Front-End Developer
3 8 (38.10%) Web Developer
4 5 (23.81%) JavaScript Developer
5 3 (14.29%) Front-End Web Developer
6 2 (9.524%) Ruby Developer
6 2 (9.524%) Creative Technologist
7 1 (4.762%) Junior
7 1 (4.762%) Consultant
7 1 (4.762%) Senior Developer
7 1 (4.762%) Junior Developer
7 1 (4.762%) HTML Developer
7 1 (4.762%) CSS Developer
7 1 (4.762%) Web Consultant
Miscellaneous
1 7 (33.33%) Visualisation
2 4 (19.05%) Open Source
3 3 (14.29%) iPad
3 3 (14.29%) Mathematics
3 3 (14.29%) iPhone
4 2 (9.524%) SaaS
4 2 (9.524%) Mobile App
Processes & Methodologies
1 7 (33.33%) OO
1 7 (33.33%) Unit Testing
2 6 (28.57%) Web Development
2 6 (28.57%) Analytics
3 5 (23.81%) Agile Software Development
3 5 (23.81%) TDD
3 5 (23.81%) Web Analytics
3 5 (23.81%) Refactoring
4 4 (19.05%) Continuous Integration
5 2 (9.524%) Digital Marketing
5 2 (9.524%) MVC
5 2 (9.524%) BDD
6 1 (4.762%) Responsive Web Design
6 1 (4.762%) Data Analytics
6 1 (4.762%) Data Visualisation
6 1 (4.762%) Workflow
6 1 (4.762%) Web Design
6 1 (4.762%) E-Commerce
Programming Languages
1 21 (100.00%) JavaScript
2 6 (28.57%) Java
3 5 (23.81%) Ruby
3 5 (23.81%) PHP
4 4 (19.05%) XPath
5 3 (14.29%) Python
6 2 (9.524%) SQL
Qualifications
1 4 (19.05%) Security Cleared
2 3 (14.29%) Degree
2 3 (14.29%) DV Cleared
3 1 (4.762%) SC Cleared
Quality Assurance & Compliance
1 4 (19.05%) WCAG
Vendors
1 7 (33.33%) Sencha
2 5 (23.81%) Perforce
View D3.js jobs Nationwide