The table below looks at the statistics 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 29 April 2016 with a comparison to the same period in 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 Apr 2016
Same period 2015 Same period 2014
Data-Driven Documents (D3)
Rank 516 546 597
Rank change year-on-year
+30 +51
Contract jobs citing D3.js 124 89 29
As % of all contract IT jobs located in the UK 0.22% 0.16% 0.053%
As % of the Libraries, Frameworks & Software Standards category 0.80% 0.60% 0.20%
Number of daily rates quoted 68 74 17
Average daily rate £475 £450 £350
Average daily rate % change year-on-year
+5.55% +28.57%
90% offered a daily rate of more than £334 £343 £150
10% offered a daily rate of more than £550 £593 £463
UK excluding London average daily rate £475 £375 £150
% change year-on-year
+26.66% +150.00%
Number of hourly rates quoted 1 0 0
Average hourly rate £32.50 - -
UK excluding London average hourly rate £32.50 - -

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised across the UK.

Libraries, Frameworks & Software Standards Category
UK
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
15412 14935 14816
As % of all contract IT jobs located in the UK 27.59% 26.79% 27.11%
Number of daily rates quoted 10764 9676 9667
Average daily rate £413 £388 £375
Average daily rate % change year-on-year
+6.45% +3.33%
90% offered a daily rate of more than £300 £275 £265
10% offered a daily rate of more than £570 £550 £525
UK excluding London average daily rate £375 £350 £338
% change year-on-year
+7.14% +3.70%
Number of hourly rates quoted 188 199 203
Average hourly rate £33.55 £35.00 £35.00
Average hourly rate % change year-on-year
-4.14% -
90% offered a hourly rate of more than £11.00 £17.86 £18.65
10% offered a hourly rate of more than £50.00 £47.00 £55.00
UK excluding London average hourly rate £35.00 £37.00 £35.00
% change year-on-year
-5.40% +5.71%

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 Libraries, Frameworks & Software Standards category.

D3.js Jobs Demand Trend in the UK

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 in the UK

D3.js
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing D3.js within the UK over the 3 months to 29 April 2016.

D3.js Daily Rate Histogram in the UK

D3.js
Hourly Rate Trend

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

D3.js Hourly Rate Trend in the UK

D3.js
Top 26 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 29 April 2016. 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
(Use links below to see detailed
statistics and historical trends)
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
Live
Job
Vacancies
England +19 121 £475 +5.55% 52
London +8 82 £475 - 35
Yorkshire +10 14 - - 4
Tyne and Wear - 10 £500 -
Newcastle upon Tyne - 10 £500 -
North East - 10 £500 -
City of London +30 9 £425 -15.00% 8
York +14 9 - - 3
North Yorkshire +14 9 - - 3
North West -4 6 £338 +3.84% 4
South West - 6 £388 - 2
Bristol - 6 £388 - 2
Warrington - 4 £500 -
Cheshire - 4 £500 -
Scotland -20 3 £306 -18.33% 2
East of England +9 2 £333 -5.00% 3
Manchester -6 2 £281 -13.46% 2
Leeds - 2 - -
West Yorkshire - 2 - -
Glasgow - 2 £325 - 1
Cambridgeshire +9 1 £340 +36.00% 3
Hertfordshire +8 1 £325 -27.77%
Berkshire +7 1 £500 +33.33%
Edinburgh -12 1 £288 -23.33% 1
South East -15 1 £500 +33.33% 4
Welwyn Garden City - 1 £325 -

D3.js
Top 30 Related IT Skills

For the 6 months to 29 April 2016, 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.

1 198 (83.90%) JavaScript
2 169 (71.61%) HTML
3 154 (65.25%) CSS
4 139 (58.90%) AngularJS
5 115 (48.73%) Agile Software Development
6 105 (44.49%) HTML5
7 88 (37.29%) Visualisation
8 70 (29.66%) CSS3
9 68 (28.81%) Data Visualisation
10 67 (28.39%) MVC
11 63 (26.69%) Node.js
12 61 (25.85%) Java
13 60 (25.42%) Web Development
13 60 (25.42%) Front End Development
14 59 (25.00%) jQuery
15 55 (23.31%) Git (software)
16 50 (21.19%) User Experience
17 48 (20.34%) SQL
18 47 (19.92%) Finance
19 46 (19.49%) React
20 44 (18.64%) Analytics
21 38 (16.10%) Business Intelligence
22 37 (15.68%) MongoDB
22 37 (15.68%) Tableau
23 34 (14.41%) Backbone.js
23 34 (14.41%) Grunt
24 33 (13.98%) .NET
25 31 (13.14%) OO
26 30 (12.71%) Python
26 30 (12.71%) C#

D3.js
Top Related IT Skills by Category

For the 6 months to 29 April 2016, 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 Platforms
1 63 (26.69%) Node.js
2 13 (5.51%) ArcGIS
3 12 (5.08%) Elasticsearch
4 7 (2.97%) nginx
4 7 (2.97%) Umbraco
5 5 (2.12%) Apache Spark
5 5 (2.12%) CMS
5 5 (2.12%) Tomcat
6 4 (1.69%) Confluence
6 4 (1.69%) Jetty
6 4 (1.69%) SAS
6 4 (1.69%) WordPress
7 3 (1.27%) SharePoint
8 2 (0.85%) Adobe Experience Manager
8 2 (0.85%) concrete5
8 2 (0.85%) Drupal
8 2 (0.85%) ExpressionEngine
8 2 (0.85%) JBoss
8 2 (0.85%) Joomla!
8 2 (0.85%) Sitecore CMS
Applications
1 5 (2.12%) Photoshop
2 3 (1.27%) Adobe Creative Suite
2 3 (1.27%) GIMP
2 3 (1.27%) OmniGraffle
3 2 (0.85%) 3ds Max
3 2 (0.85%) Acrobat
3 2 (0.85%) Adobe Illustrator
3 2 (0.85%) MS PowerPoint
Business Applications
1 3 (1.27%) BigMachines
1 3 (1.27%) Eloqua
2 2 (0.85%) Dynamics CRM
2 2 (0.85%) Magento
3 1 (0.42%) SAP Oil and Gas
Cloud Services
1 14 (5.93%) Amazon AWS
2 10 (4.24%) Amazon S3
3 6 (2.54%) Cloud Computing
3 6 (2.54%) GitHub
4 5 (2.12%) CloudFront
5 4 (1.69%) Amazon EC2
6 3 (1.27%) Microsoft Azure
6 3 (1.27%) SaaS
7 2 (0.85%) Adobe Analytics
7 2 (0.85%) Amazon EMR
7 2 (0.85%) MailChimp
8 1 (0.42%) IaaS
8 1 (0.42%) PaaS
Communications & Networking
1 6 (2.54%) HTTP
2 5 (2.12%) Internet
3 4 (1.69%) SNA
4 3 (1.27%) Network Security
5 2 (0.85%) SSL
5 2 (0.85%) TCP/IP
6 1 (0.42%) SSH
6 1 (0.42%) WebEx
Database & Business Intelligence
1 37 (15.68%) MongoDB
2 23 (9.75%) Big Data
3 22 (9.32%) SQL Server
4 19 (8.05%) MySQL
5 15 (6.36%) GIS
6 13 (5.51%) Data Warehouse
6 13 (5.51%) Power BI
7 12 (5.08%) Hadoop
8 11 (4.66%) Impala
8 11 (4.66%) NoSQL
9 10 (4.24%) Apache Hive
9 10 (4.24%) QlikView
10 8 (3.39%) Neo4j
11 5 (2.12%) CouchDB
12 4 (1.69%) Data Mining
12 4 (1.69%) PostgreSQL
12 4 (1.69%) Redis
12 4 (1.69%) SQL Server Reporting Services
13 3 (1.27%) Spark SQL
13 3 (1.27%) SQL Server Analysis Services
Development Applications
1 55 (23.31%) Git (software)
2 34 (14.41%) Grunt
3 18 (7.63%) JIRA
4 16 (6.78%) gulp
4 16 (6.78%) Jasmine
5 15 (6.36%) TeamCity
6 14 (5.93%) Maven
7 13 (5.51%) Protractor
7 13 (5.51%) Subversion
8 12 (5.08%) Karma Test Runner
8 12 (5.08%) Mocha
8 12 (5.08%) Selenium
9 9 (3.81%) Babel
9 9 (3.81%) webpack
10 8 (3.39%) Sonatype Nexus
11 6 (2.54%) Ant
11 6 (2.54%) Jenkins
11 6 (2.54%) PhantomJS
12 5 (2.12%) Eclipse
12 5 (2.12%) JUnit
General
1 47 (19.92%) Finance
2 21 (8.90%) Banking
3 12 (5.08%) Investment Banking
4 10 (4.24%) Retail
5 5 (2.12%) Marketing
6 3 (1.27%) Front Office
6 3 (1.27%) Telecoms
7 2 (0.85%) Back Office
7 2 (0.85%) Publishing
8 1 (0.42%) Dutch Language
8 1 (0.42%) Electronics
8 1 (0.42%) Games
8 1 (0.42%) German Language
8 1 (0.42%) International Banking
8 1 (0.42%) Law
8 1 (0.42%) Manufacturing
8 1 (0.42%) Spanish Language
Job Titles
1 184 (77.97%) Developer
2 90 (38.14%) JavaScript Developer
3 56 (23.73%) Front End Developer (Client-Side Developer)
4 29 (12.29%) Angular Developer
5 25 (10.59%) HTML Developer
5 25 (10.59%) Senior Developer
6 19 (8.05%) .NET Developer
6 19 (8.05%) HTML CSS Developer
6 19 (8.05%) UI Developer
7 18 (7.63%) ASP.NET Developer
8 17 (7.20%) SQL Developer
9 14 (5.93%) C# Developer
10 13 (5.51%) Consultant
10 13 (5.51%) Designer
11 11 (4.66%) ASP.NET MVC Developer
11 11 (4.66%) C# .NET Developer
11 11 (4.66%) C# ASP.NET Developer
11 11 (4.66%) Java Developer
12 10 (4.24%) T-SQL Developer
12 10 (4.24%) Web Developer
Libraries, Frameworks & Software Standards
1 169 (71.61%) HTML
2 154 (65.25%) CSS
3 139 (58.90%) AngularJS
4 105 (44.49%) HTML5
5 70 (29.66%) CSS3
6 59 (25.00%) jQuery
7 46 (19.49%) React
8 34 (14.41%) Backbone.js
9 33 (13.98%) .NET
10 29 (12.29%) ASP.NET
11 25 (10.59%) ASP.NET MVC
11 25 (10.59%) JSON
12 24 (10.17%) Twitter Bootstrap
13 23 (9.75%) XML
14 21 (8.90%) OpenLayers
15 20 (8.47%) Sass
15 20 (8.47%) Underscore.js
16 19 (8.05%) REST
16 19 (8.05%) RESTful
16 19 (8.05%) SOAP
Miscellaneous
1 88 (37.29%) Visualisation
2 50 (21.19%) User Experience
3 20 (8.47%) Mobile App
4 15 (6.36%) Analytical Skills
5 7 (2.97%) Algorithms
5 7 (2.97%) Enterprise Software
6 6 (2.54%) Statistics
7 5 (2.12%) Smart Energy
8 4 (1.69%) Data Structures
8 4 (1.69%) Hedge funds
9 3 (1.27%) Artificial Intelligence
9 3 (1.27%) Clustering
9 3 (1.27%) Data Centre
9 3 (1.27%) Taxonomies
10 2 (0.85%) Animation
10 2 (0.85%) Computer Science
10 2 (0.85%) Digital Media
10 2 (0.85%) Mathematics
10 2 (0.85%) Physics
10 2 (0.85%) Reference Data
Operating Systems
1 11 (4.66%) Linux
2 6 (2.54%) Unix
3 5 (2.12%) Windows
4 4 (1.69%) Android
4 4 (1.69%) Apple iOS
5 2 (0.85%) CentOS
5 2 (0.85%) Mac OS X
Processes & Methodologies
1 115 (48.73%) Agile Software Development
2 68 (28.81%) Data Visualisation
3 67 (28.39%) MVC
4 60 (25.42%) Front End Development
4 60 (25.42%) Web Development
5 44 (18.64%) Analytics
6 38 (16.10%) Business Intelligence
7 31 (13.14%) OO
8 29 (12.29%) Continuous Integration
9 26 (11.02%) Responsive Web Design
10 24 (10.17%) DevOps
11 22 (9.32%) Scrum
11 22 (9.32%) Web Design
12 21 (8.90%) Data Analytics
12 21 (8.90%) Open Source
13 19 (8.05%) Unit Testing
14 18 (7.63%) TDD
15 14 (5.93%) BDD
16 12 (5.08%) Functional Programming
17 11 (4.66%) SDLC
Programming Languages
1 198 (83.90%) JavaScript
2 61 (25.85%) Java
3 48 (20.34%) SQL
4 30 (12.71%) C#
4 30 (12.71%) Python
5 22 (9.32%) T-SQL
6 15 (6.36%) ES6
7 12 (5.08%) Scala
8 11 (4.66%) PHP
9 9 (3.81%) Ruby
9 9 (3.81%) TypeScript
10 7 (2.97%) CoffeeScript
10 7 (2.97%) R
11 6 (2.54%) C++
11 6 (2.54%) Shell Script
12 4 (1.69%) Bash Shell
12 4 (1.69%) C
13 3 (1.27%) Apex Code
13 3 (1.27%) F#
13 3 (1.27%) VBA
Qualifications
1 17 (7.20%) Security Cleared
2 11 (4.66%) BC Cleared
3 5 (2.12%) PhD
4 4 (1.69%) Degree
4 4 (1.69%) DV Cleared
5 3 (1.27%) CISMP
5 3 (1.27%) CISSP
6 2 (0.85%) BPSS Clearance
7 1 (0.42%) MCSA
7 1 (0.42%) MCSE
7 1 (0.42%) Microsoft Certification
Quality Assurance & Compliance
1 6 (2.54%) QA
2 3 (1.27%) Disclosure Scotland
3 1 (0.42%) Data Quality
System Software
1 5 (2.12%) Docker
2 3 (1.27%) Apache Flume
3 2 (0.85%) VirtualBox
Systems Management
1 3 (1.27%) Kubernetes
1 3 (1.27%) Opscode Chef
1 3 (1.27%) QRadar
2 1 (0.42%) Business Desktop Deployment
2 1 (0.42%) Dokku
2 1 (0.42%) Kibana
2 1 (0.42%) logstash
Vendors
1 37 (15.68%) Tableau
2 24 (10.17%) Microsoft
3 19 (8.05%) Adobe
4 14 (5.93%) Oracle
5 5 (2.12%) Google
6 4 (1.69%) Salesforce.com
7 3 (1.27%) Citrix
7 3 (1.27%) Palantir
7 3 (1.27%) Siebel
7 3 (1.27%) Splunk
7 3 (1.27%) Twitter
8 2 (0.85%) MapR
8 2 (0.85%) Omniture
8 2 (0.85%) Sitecore
8 2 (0.85%) Zend
9 1 (0.42%) Coverity
9 1 (0.42%) MicroStrategy
9 1 (0.42%) SAP
9 1 (0.42%) Sybase
9 1 (0.42%) Xamarin
London
Wenham Carter
Rate: From £400 to £550 per day TBC
Posted: 1 hour ago
London
Wenham Carter
Rate: From £500 to £600 per day
Posted: 3 days ago
London
Wenham Carter
Rate: From £500 to £600 per day
Posted: 3 days ago
London
Opus Recruitment Solutions Ltd
Rate: £400 - £500 per day
Posted: 4 days ago
London
Explore Recruitment Solutions
Rate: £350 - £400 per day
Posted: 4 days ago
London
Explore Recruitment Solutions
Rate: £350 - £425 per day
Posted: 4 days ago
City of London
iKas International
Rate: £550 - £650 per day
Posted: 4 days ago
Manchester
Cathcart Associates
Rate: £275 - £400 per day
Posted: 11 days ago
London
Real Staffing
Rate: £400 - £500 per day
Posted: 17 days ago
City of London
Huxley
Rate: £600 - £700 per day + competitive
Posted: 22 days ago