The table below looks at the statistics for D3.js skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited D3.js over the 3 months to 31 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
31 Aug 2016
Same period 2015 Same period 2014
Data-Driven Documents (D3)
Rank 506 599 559
Rank change year-on-year
+93 -40
Contract jobs citing D3.js 140 63 77
As % of all contract IT jobs located in the UK 0.26% 0.11% 0.14%
As % of the Libraries, Frameworks & Software Standards category 0.87% 0.38% 0.50%
Number of daily rates quoted 115 53 57
Median daily rate £430 £500 £450
Median daily rate % change year-on-year
-14.00% +11.11%
90% offered a daily rate of more than £315 £328 £375
10% offered a daily rate of more than £563 £600 £600
UK excluding London median daily rate £385 £510 £425
% change year-on-year
-24.50% +20.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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
16167 16419 15518
As % of all contract IT jobs located in the UK 29.92% 28.02% 27.88%
Number of daily rates quoted 11211 11157 9833
Median daily rate £415 £400 £375
Median daily rate % change year-on-year
+3.75% +6.66%
90% offered a daily rate of more than £300 £288 £270
10% offered a daily rate of more than £550 £550 £525
UK excluding London median daily rate £375 £368 £350
% change year-on-year
+2.04% +5.00%
Number of hourly rates quoted 218 289 216
Median hourly rate £40.00 £38.89 £35.00
Median hourly rate % change year-on-year
+2.86% +11.10%
90% offered a hourly rate of more than £19.75 £17.50 £17.50
10% offered a hourly rate of more than £52.00 £52.17 £71.00
UK excluding London median hourly rate £40.00 £39.25 £35.00
% change year-on-year
+1.91% +12.14%

D3.js
Jobs Demand Trend

The demand trend of contract jobs citing D3.js as a proportion of all IT contracts with a match in 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 31 August 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 30 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing D3.js within the UK over the 3 months to 31 August 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +73 129 £430 -14.00% 36
London +20 92 £450 -10.00% 21
Yorkshire +20 18 £385 -26.66% 3
South West +32 15 £280 -37.77% 3
West Yorkshire - 11 £460 -
Bristol - 10 £265 - 1
City of London +19 8 £406 -18.75% 4
Leeds - 8 £460 -
York +11 6 £385 - 3
North Yorkshire +4 6 £385 - 3
Scotland - 6 £400 - 2
Glasgow - 5 £400 - 2
Feltham - 4 £400 -
Wetherby - 3 - -
Newport - 3 £450 -
Wales - 3 £450 -
South Wales - 3 £450 -
North West +15 2 £440 -11.11% 1
Gloucestershire +4 2 £410 -8.88% 2
Somerset - 2 £350 -
Warwickshire - 2 £238 - 1
West Midlands - 2 £238 - 1
Lancashire - 2 £440 -
Warwick - 2 £238 -
Bath - 2 £350 -
Gloucester - 2 £410 -
Blackpool - 2 £440 -
Camberley - 1 £625 -
Swindon - 1 £375 -
Surrey - 1 £625 - 1

D3.js
Top 30 Related IT Skills

For the 6 months to 31 August 2016, IT contractor jobs citing D3.js also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for D3.js.

1 214 (84.58%) JavaScript
2 167 (66.01%) HTML
3 156 (61.66%) CSS
4 150 (59.29%) AngularJS
5 115 (45.45%) HTML5
6 106 (41.90%) Agile Software Development
7 98 (38.74%) Visualisation
8 94 (37.15%) React
9 81 (32.02%) Front End Development
10 74 (29.25%) Node.js
10 74 (29.25%) CSS3
11 68 (26.88%) Finance
12 55 (21.74%) Data Visualisation
13 54 (21.34%) Sass
14 53 (20.95%) Web Development
15 52 (20.55%) jQuery
16 48 (18.97%) ES6
17 47 (18.58%) Analytics
17 47 (18.58%) Grunt
17 47 (18.58%) Java
18 43 (17.00%) C#
19 40 (15.81%) Banking
20 38 (15.02%) OO
21 37 (14.62%) MVC
21 37 (14.62%) LESS
22 36 (14.23%) SQL
23 35 (13.83%) Python
23 35 (13.83%) Jasmine
23 35 (13.83%) User Experience
24 34 (13.44%) Big Data

D3.js
Top Related IT Skills 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 21 (8.30%) Apache Spark
2 12 (4.74%) Elasticsearch
3 9 (3.56%) Apache
4 8 (3.16%) Tomcat
5 7 (2.77%) nginx
6 5 (1.98%) SAS
7 4 (1.58%) Apache Pig
7 4 (1.58%) Jetty
8 2 (0.79%) CMS
8 2 (0.79%) Confluence
8 2 (0.79%) Drupal
9 1 (0.40%) JBoss
9 1 (0.40%) SharePoint
9 1 (0.40%) WebLogic
9 1 (0.40%) WebSphere
Applications
1 5 (1.98%) MS Excel
2 3 (1.19%) Photoshop
3 2 (0.79%) Adobe Creative Suite
3 2 (0.79%) InVision
3 2 (0.79%) OmniGraffle
3 2 (0.79%) Spreadsheet
3 2 (0.79%) Stata
4 1 (0.40%) MS Office
4 1 (0.40%) MS Project
4 1 (0.40%) MS Visio
Business Applications
1 1 (0.40%) Dynamics CRM
Cloud Services
1 6 (2.37%) Amazon AWS
2 5 (1.98%) Microsoft Azure
3 4 (1.58%) SaaS
4 3 (1.19%) Amazon EC2
4 3 (1.19%) Amazon S3
4 3 (1.19%) GitHub
5 2 (0.79%) Adobe Creative Cloud
5 2 (0.79%) Cloud Computing
5 2 (0.79%) Google Analytics
5 2 (0.79%) Heroku
6 1 (0.40%) Amazon EMR
6 1 (0.40%) Azure Machine Learning
6 1 (0.40%) Data Lake Analytics
6 1 (0.40%) IaaS
6 1 (0.40%) PaaS
Communications & Networking
1 10 (3.95%) HTTP
2 5 (1.98%) Internet
2 5 (1.98%) Network Security
3 2 (0.79%) HTTPS
4 1 (0.40%) SNA
4 1 (0.40%) WebEx
Database & Business Intelligence
1 34 (13.44%) Big Data
2 28 (11.07%) Hadoop
3 23 (9.09%) MongoDB
4 18 (7.11%) QlikView
5 15 (5.93%) SQL Server
6 12 (4.74%) Spotfire
7 9 (3.56%) Power BI
8 8 (3.16%) NoSQL
9 7 (2.77%) Apache Hive
9 7 (2.77%) Data Warehouse
9 7 (2.77%) SQL Server Integration Services
9 7 (2.77%) SQL Server Reporting Services
10 6 (2.37%) MySQL
10 6 (2.37%) Neo4j
11 5 (1.98%) Impala
12 4 (1.58%) Apache Zeppelin
12 4 (1.58%) Data Mining
12 4 (1.58%) OLTP
12 4 (1.58%) Redis
12 4 (1.58%) SAP HANA
Development Applications
1 47 (18.58%) Grunt
2 35 (13.83%) Jasmine
3 29 (11.46%) Git (software)
4 22 (8.70%) gulp
5 18 (7.11%) Karma Test Runner
6 17 (6.72%) Protractor
7 15 (5.93%) webpack
8 13 (5.14%) QUnit
8 13 (5.14%) Subversion
9 11 (4.35%) Babel
10 7 (2.77%) Bower
10 7 (2.77%) Mocha
10 7 (2.77%) Selenium
11 6 (2.37%) Maven
11 6 (2.37%) PhantomJS
11 6 (2.37%) TeamCity
12 5 (1.98%) Team Foundation Server
13 4 (1.58%) Cucumber
13 4 (1.58%) JIRA
13 4 (1.58%) WebDriver
General
1 68 (26.88%) Finance
2 40 (15.81%) Banking
3 20 (7.91%) Investment Banking
4 7 (2.77%) Marketing
5 6 (2.37%) Publishing
6 5 (1.98%) Front Office
7 4 (1.58%) Telecoms
8 2 (0.79%) Automotive
8 2 (0.79%) Electronics
8 2 (0.79%) Legal
8 2 (0.79%) Retail
9 1 (0.40%) Dutch Language
9 1 (0.40%) Financial Institution
9 1 (0.40%) Games
9 1 (0.40%) German Language
9 1 (0.40%) International Banking
9 1 (0.40%) Law
Job Titles
1 201 (79.45%) Developer
2 135 (53.36%) JavaScript Developer
3 61 (24.11%) Front End Developer (Client-Side Developer)
4 36 (14.23%) UI Developer
5 29 (11.46%) Angular Developer
6 23 (9.09%) HTML Developer
7 20 (7.91%) Senior Developer
8 16 (6.32%) Data Scientist
9 13 (5.14%) Web Developer
10 12 (4.74%) Senior JavaScript Developer
11 11 (4.35%) Applications Developer
11 11 (4.35%) HTML CSS Developer
12 10 (3.95%) C# Developer
12 10 (3.95%) Machine Learning Scientist
13 9 (3.56%) Full Stack Developer
13 9 (3.56%) Java Developer
14 8 (3.16%) .NET Developer
14 8 (3.16%) Consultant
14 8 (3.16%) Node.js Developer
14 8 (3.16%) SQL Developer
Libraries, Frameworks & Software Standards
1 167 (66.01%) HTML
2 156 (61.66%) CSS
3 150 (59.29%) AngularJS
4 115 (45.45%) HTML5
5 94 (37.15%) React
6 74 (29.25%) CSS3
6 74 (29.25%) Node.js
7 54 (21.34%) Sass
8 52 (20.55%) jQuery
9 37 (14.62%) LESS
10 33 (13.04%) JSON
11 29 (11.46%) Backbone.js
11 29 (11.46%) REST
12 26 (10.28%) .NET
12 26 (10.28%) Twitter Bootstrap
12 26 (10.28%) Web Services
13 25 (9.88%) KnockoutJS
14 17 (6.72%) DOM
14 17 (6.72%) Highcharts JS
15 16 (6.32%) ASP.NET
Miscellaneous
1 98 (38.74%) Visualisation
2 35 (13.83%) User Experience
3 26 (10.28%) Computer Science
4 17 (6.72%) Mathematics
5 16 (6.32%) Applied Mathematics
6 15 (5.93%) Statistics
7 14 (5.53%) Analytical Skills
8 11 (4.35%) Mobile App
9 10 (3.95%) Artificial Intelligence
10 9 (3.56%) Hedge funds
11 6 (2.37%) Algorithms
12 5 (1.98%) Derivative
12 5 (1.98%) Enterprise Software
13 4 (1.58%) Digital Media
13 4 (1.58%) Fintech
14 2 (0.79%) 3D Printing
14 2 (0.79%) Animation
14 2 (0.79%) Arduino
14 2 (0.79%) Raspberry Pi
14 2 (0.79%) RIA
Operating Systems
1 10 (3.95%) Linux
2 6 (2.37%) Windows
3 4 (1.58%) Apple iOS
4 3 (1.19%) Android
Processes & Methodologies
1 106 (41.90%) Agile Software Development
2 81 (32.02%) Front End Development
3 55 (21.74%) Data Visualisation
4 53 (20.95%) Web Development
5 47 (18.58%) Analytics
6 38 (15.02%) OO
7 37 (14.62%) MVC
8 28 (11.07%) Scrum
9 24 (9.49%) Software Engineering
10 22 (8.70%) Machine Learning
11 20 (7.91%) Business Intelligence
12 19 (7.51%) TDD
13 18 (7.11%) Data Modelling
13 18 (7.11%) Prototyping
14 16 (6.32%) Continuous Integration
14 16 (6.32%) Data Analytics
14 16 (6.32%) Open Source
14 16 (6.32%) SDLC
15 15 (5.93%) Responsive Web Design
16 14 (5.53%) OOP
Programming Languages
1 214 (84.58%) JavaScript
2 48 (18.97%) ES6
3 47 (18.58%) Java
4 43 (17.00%) C#
5 36 (14.23%) SQL
6 35 (13.83%) Python
7 22 (8.70%) Scala
8 20 (7.91%) R
9 10 (3.95%) TypeScript
10 8 (3.16%) PHP
11 6 (2.37%) C++
11 6 (2.37%) T-SQL
12 5 (1.98%) Ruby
12 5 (1.98%) Shell Script
13 4 (1.58%) ECMAScript
14 2 (0.79%) F#
14 2 (0.79%) MATLAB
14 2 (0.79%) Objective-C
14 2 (0.79%) SPARQL
14 2 (0.79%) XQuery
Qualifications
1 21 (8.30%) Degree
2 15 (5.93%) PhD
3 10 (3.95%) Security Cleared
4 6 (2.37%) SC Cleared
5 5 (1.98%) DV Cleared
6 2 (0.79%) BPSS Clearance
Quality Assurance & Compliance
1 7 (2.77%) QA
2 3 (1.19%) Disclosure Scotland
3 2 (0.79%) Data Quality
3 2 (0.79%) GxP
System Software
1 5 (1.98%) Docker
2 2 (0.79%) Virtual Machines
3 1 (0.40%) VirtualBox
Systems Management
1 4 (1.58%) Kibana
1 4 (1.58%) Kubernetes
2 2 (0.79%) Opscode Chef
Vendors
1 25 (9.88%) Tableau
2 21 (8.30%) Microsoft
3 13 (5.14%) Google
4 9 (3.56%) Adobe
5 6 (2.37%) Oracle
5 6 (2.37%) SAP
6 4 (1.58%) Teradata
7 2 (0.79%) Twitter
8 1 (0.40%) Apple
8 1 (0.40%) IBM
8 1 (0.40%) Logi Analytics
8 1 (0.40%) MicroStrategy
8 1 (0.40%) Netezza
8 1 (0.40%) Nuix
8 1 (0.40%) Salesforce.com
8 1 (0.40%) Telerik
8 1 (0.40%) TIBCO
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