The table below looks at the statistics for TDD skills in IT contracts advertised for the England region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 28 January 2015 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.

Location
3 months to
28 Jan 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 35 44 45
Rank change year-on-year
+9 +1
Contract jobs citing TDD 2199 1875 1687
As % of all contract IT jobs located in England 4.82% 4.20% 4.09%
As % of the Processes & Methodologies category 6.39% 5.62% 5.63%
Number of daily rates quoted 1677 1330 1249
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£425 £400 £400
Average daily rate % change year-on-year
+6.25% -
90% offered a daily rate of more than £325 £300 £313
10% offered a daily rate of more than £575 £550 £575
UK excluding London average daily rate £375 £363 £350
% change year-on-year
+3.44% +3.57%
Number of hourly rates quoted 4 4 24
Average hourly rate £37.50 £44.50 £39.00
Average hourly rate % change year-on-year
-15.73% +14.10%
90% offered a hourly rate of more than £26.90 £23.55 £34.00
10% offered a hourly rate of more than £50.20 £52.50 £45.35
UK excluding London average hourly rate £37.50 £35.00 £39.00
% change year-on-year
+7.14% -10.25%
TDD
UK

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the England region.

Processes & Methodologies Category
England
Contract IT job ads with a match in the
Processes & Methodologies category
34421 33336 29989
As % of all contract IT jobs located in England 75.52% 74.76% 72.76%
Number of daily rates quoted 22421 20614 18160
Average daily rate £425 £405 £400
Average daily rate % change year-on-year
+4.93% +1.25%
90% offered a daily rate of more than £288 £275 £275
10% offered a daily rate of more than £578 £575 £575
UK excluding London average daily rate £398 £375 £360
% change year-on-year
+6.00% +4.16%
Number of hourly rates quoted 921 1049 1240
Average hourly rate £25.00 £27.00 £30.00
Average hourly rate % change year-on-year
-7.40% -10.00%
90% offered a hourly rate of more than £12.00 £12.00 £12.00
10% offered a hourly rate of more than £46.50 £46.30 £45.00
UK excluding London average hourly rate £26.00 £27.50 £31.07
% change year-on-year
-5.45% -11.49%

TDD
Jobs Demand Trend in England

This chart provides a 3-month moving total of IT contractor jobs citing TDD across the England region as a proportion of the total demand within the Processes & Methodologies category.

TDD Jobs Demand Trend in England

TDD
Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing TDD across the England region.

TDD Daily Rate Trend in England

TDD
Daily Rate Histogram in England

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the England region over the 3 months to 28 January 2015.

TDD Daily Rate Histogram in England

TDD
Hourly Rate Trend in England

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing TDD across the England region.

TDD Hourly Rate Trend in England

TDD
Hourly Rate Histogram in England

This chart provides a histogram of hourly rates quoted in contract IT jobs citing TDD across the England region over the 3 months to 28 January 2015.

TDD Hourly Rate Histogram in England

TDD
Contract Job Locations in England

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the England region over the 3 months to 28 January 2015. 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
London +9 1428 £450 +5.88% 563
South East +25 296 £400 - 206
North West +9 143 £350 - 120
Yorkshire +11 92 £375 +31.57% 76
East of England -14 91 £400 - 74
South West +18 82 £375 +16.27% 71
East Midlands +4 38 £375 +3.44% 29
West Midlands -23 18 £373 +7.19% 35
North East -7 8 £300 - 14
Midlands - 5 - -
TDD
UK

TDD
Top 30 Related IT Skills in England

For the 6 months to 28 January 2015, IT contractor jobs across the England region citing TDD 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 TDD.

1 3724 (79.22%) Agile Software Development
2 1993 (42.40%) Java
3 1811 (38.52%) JavaScript
4 1772 (37.69%) Scrum
5 1763 (37.50%) BDD
6 1664 (35.40%) HTML
7 1419 (30.19%) C#
8 1377 (29.29%) CSS
9 1330 (28.29%) .NET
10 1210 (25.74%) MVC
11 1179 (25.08%) Continuous Integration
12 1061 (22.57%) OO
13 996 (21.19%) Web Services
14 959 (20.40%) SQL
15 884 (18.80%) HTML5
16 750 (15.95%) jQuery
17 746 (15.87%) Git (software)
18 687 (14.61%) Spring
19 677 (14.40%) AngularJS
20 675 (14.36%) XML
21 674 (14.34%) SQL Server
21 674 (14.34%) Finance
22 632 (13.44%) ASP.NET
23 610 (12.98%) CSS3
24 609 (12.95%) Linux
25 589 (12.53%) RESTful
26 538 (11.44%) REST
27 497 (10.57%) E-Commerce
28 493 (10.49%) Ruby
29 475 (10.10%) Software Engineering

TDD
Top Related IT Skills in England by Category

For the 6 months to 28 January 2015, IT contractor jobs across the England region citing TDD 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 TDD. Up to 20 skills are shown per category.

Application Platforms
1 389 (8.27%) Node.js
2 224 (4.76%) Apache
3 191 (4.06%) CMS
4 158 (3.36%) Tomcat
5 127 (2.70%) JBoss
6 94 (2.00%) WebLogic
7 77 (1.64%) Elasticsearch
8 74 (1.57%) WebSphere
9 69 (1.47%) SharePoint
10 62 (1.32%) IIS
11 54 (1.15%) Adobe CQ
12 53 (1.13%) Confluence
13 47 (1.00%) Apache Solr
13 47 (1.00%) Sitecore CMS
14 42 (0.89%) nginx
15 36 (0.77%) Drupal
16 34 (0.72%) Kentico
17 33 (0.70%) BizTalk Server
18 31 (0.66%) Apache Spark
19 29 (0.62%) Umbraco
Applications
1 126 (2.68%) MS Excel
2 13 (0.28%) Mingle
3 11 (0.23%) MS Office
4 10 (0.21%) MS Project
5 9 (0.19%) Photoshop
5 9 (0.19%) MS Visio
6 5 (0.11%) Adobe Illustrator
7 3 (0.064%) Spreadsheet
8 2 (0.043%) MS PowerPoint
9 1 (0.021%) PowerPivot
9 1 (0.021%) FastStats
9 1 (0.021%) Fireworks
9 1 (0.021%) Simulink
Business Applications
1 54 (1.15%) Dynamics CRM
2 29 (0.62%) ION MarketView
3 21 (0.45%) SAP Oil and Gas
4 18 (0.38%) Magento
5 15 (0.32%) Oracle BPM
6 14 (0.30%) RMDS
7 12 (0.26%) IntelliMatch
8 9 (0.19%) Dynamics AX
9 8 (0.17%) Google Analytics
10 7 (0.15%) BusinessWorks
11 6 (0.13%) Cognos Business Intelligence
11 6 (0.13%) Advent Portfolio Exchange
12 5 (0.11%) Oracle Payables
13 4 (0.085%) Markit EDM
14 1 (0.021%) Shopify
14 1 (0.021%) SiteCatalyst
14 1 (0.021%) Cordys
14 1 (0.021%) Misys Midas
14 1 (0.021%) Oracle Applications
14 1 (0.021%) SAP CRM
Cloud Services
1 121 (2.57%) Microsoft Azure
2 109 (2.32%) Amazon AWS
3 76 (1.62%) Amazon EC2
4 43 (0.91%) Amazon S3
5 26 (0.55%) GitHub
6 21 (0.45%) SaaS
7 19 (0.40%) Cloud Computing
8 16 (0.34%) Amazon SQS
9 14 (0.30%) Heroku
10 12 (0.26%) Joyent
11 9 (0.19%) Google Cloud Platform
12 8 (0.17%) OpenShift
13 6 (0.13%) PaaS
13 6 (0.13%) Office 365
13 6 (0.13%) Amazon ElastiCache
13 6 (0.13%) ElastiCache
14 5 (0.11%) Trello
14 5 (0.11%) Force.com
15 4 (0.085%) Route 53
16 1 (0.021%) IaaS
Communications & Networking
1 229 (4.87%) HTTP
2 138 (2.94%) Internet
3 35 (0.74%) TCP/IP
4 20 (0.43%) Firewall
4 20 (0.43%) LDAP
4 20 (0.43%) Intranet
5 19 (0.40%) AMQP
6 13 (0.28%) SNMP
7 12 (0.26%) SSL
8 9 (0.19%) MVNO
8 9 (0.19%) VoIP
9 8 (0.17%) MPLS
9 8 (0.17%) Ethernet
9 8 (0.17%) Reverse Proxy
10 7 (0.15%) SDH
10 7 (0.15%) DNS
11 6 (0.13%) HTTPS
12 5 (0.11%) SSH
12 5 (0.11%) VPN
13 4 (0.085%) LAN
Database & Business Intelligence
1 674 (14.34%) SQL Server
2 342 (7.28%) MySQL
3 309 (6.57%) MongoDB
4 305 (6.49%) NoSQL
5 290 (6.17%) Relational Database
6 166 (3.53%) SQL Server 2008
7 136 (2.89%) Big Data
8 125 (2.66%) PostgreSQL
9 117 (2.49%) Hadoop
10 107 (2.28%) RDBMS
11 101 (2.15%) Apache Cassandra
12 95 (2.02%) Oracle Database
13 94 (2.00%) SQL Server 2012
14 65 (1.38%) Data Warehouse
15 64 (1.36%) Redis
16 62 (1.32%) SQL Server Reporting Services
17 61 (1.30%) SQL Server Integration Services
18 57 (1.21%) SQL Server 2005
19 47 (1.00%) Couchbase
20 45 (0.96%) CouchDB
Development Applications
1 746 (15.87%) Git (software)
2 466 (9.91%) Selenium
3 457 (9.72%) Cucumber
4 453 (9.64%) Subversion
5 351 (7.47%) JUnit
6 343 (7.30%) Jenkins
7 333 (7.08%) Maven
8 277 (5.89%) Jasmine
9 271 (5.76%) NUnit
10 243 (5.17%) JIRA
11 237 (5.04%) Team Foundation Server
12 202 (4.30%) Visual Studio
13 166 (3.53%) Mockito
14 157 (3.34%) WebDriver
14 157 (3.34%) Grunt
15 148 (3.15%) Eclipse
16 146 (3.11%) SpecFlow
17 131 (2.79%) TeamCity
18 126 (2.68%) Ant
19 114 (2.43%) Hudson
General
1 674 (14.34%) Finance
2 367 (7.81%) Banking
3 205 (4.36%) Investment Banking
4 187 (3.98%) Front Office
5 150 (3.19%) Games
6 119 (2.53%) Retail
7 109 (2.32%) Marketing
8 93 (1.98%) Telecoms
9 68 (1.45%) Publishing
10 42 (0.89%) Advertising
11 37 (0.79%) Manufacturing
12 33 (0.70%) Financial Institution
13 29 (0.62%) Back Office
14 24 (0.51%) Electronics
15 19 (0.40%) Legal
16 10 (0.21%) Law
17 7 (0.15%) Music Industry
17 7 (0.15%) Multimedia
18 5 (0.11%) Automotive
19 2 (0.043%) Billing
Job Titles
1 3595 (76.47%) Developer
2 1014 (21.57%) Java Developer
3 603 (12.83%) .NET Developer
4 547 (11.64%) Senior Developer
5 467 (9.93%) C# Developer
6 232 (4.94%) C# .NET Developer
7 226 (4.81%) Front-End Developer
8 209 (4.45%) JavaScript Developer
9 175 (3.72%) Web Developer
10 165 (3.51%) Senior Java Developer
10 165 (3.51%) PHP Developer
11 153 (3.25%) Analyst
12 152 (3.23%) Architect
13 115 (2.45%) Software Engineer
14 113 (2.40%) Senior .NET Developer
14 113 (2.40%) Python Developer
15 107 (2.28%) Tester
16 94 (2.00%) Scala Developer
17 88 (1.87%) Android Developer
18 85 (1.81%) Software Developer
Libraries, Frameworks & Software Standards
1 1664 (35.40%) HTML
2 1377 (29.29%) CSS
3 1330 (28.29%) .NET
4 996 (21.19%) Web Services
5 884 (18.80%) HTML5
6 750 (15.95%) jQuery
7 687 (14.61%) Spring
8 677 (14.40%) AngularJS
9 675 (14.36%) XML
10 632 (13.44%) ASP.NET
11 610 (12.98%) CSS3
12 589 (12.53%) RESTful
13 538 (11.44%) REST
14 425 (9.04%) Hibernate
14 425 (9.04%) ASP.NET MVC
15 416 (8.85%) JSON
16 413 (8.79%) .NET Framework
17 398 (8.47%) WCF
18 397 (8.45%) J2EE
19 343 (7.30%) SOAP
Miscellaneous
1 357 (7.59%) Open Source
2 225 (4.79%) User Experience
3 187 (3.98%) Analytical Skills
4 172 (3.66%) Mobile App
5 148 (3.15%) Computer Science
6 106 (2.25%) Derivative
7 105 (2.23%) Digital Media
8 100 (2.13%) Inversion of Control
8 100 (2.13%) Data Structures
9 97 (2.06%) Fixed Income
10 87 (1.85%) Enterprise Software
11 73 (1.55%) Foreign Exchange (FX)
12 61 (1.30%) iPad
12 61 (1.30%) Algorithms
12 61 (1.30%) Visualisation
13 58 (1.23%) N-Tier
14 56 (1.19%) Social Media
15 44 (0.94%) iPhone
16 41 (0.87%) Client/Server
17 38 (0.81%) Equity Derivative
Operating Systems
1 609 (12.95%) Linux
2 330 (7.02%) UNIX
3 266 (5.66%) Windows
4 185 (3.94%) Android
5 176 (3.74%) Apple iOS
6 74 (1.57%) Mac OS X
7 28 (0.60%) CentOS
8 23 (0.49%) Windows Phone
9 19 (0.40%) Solaris
10 17 (0.36%) Windows Server 2008
11 16 (0.34%) Windows Mobile
12 15 (0.32%) Red Hat Enterprise Linux
13 10 (0.21%) Windows NT
13 10 (0.21%) Windows Server 2012
14 7 (0.15%) Ubuntu
15 6 (0.13%) Windows Vista
15 6 (0.13%) Windows 7
15 6 (0.13%) Windows Phone 8
16 5 (0.11%) Mac OS
16 5 (0.11%) Debian
Processes & Methodologies
1 3724 (79.22%) Agile Software Development
2 1772 (37.69%) Scrum
3 1763 (37.50%) BDD
4 1210 (25.74%) MVC
5 1179 (25.08%) Continuous Integration
6 1061 (22.57%) OO
7 497 (10.57%) E-Commerce
8 475 (10.10%) Software Engineering
9 442 (9.40%) Kanban
10 383 (8.15%) Pair Programming
11 369 (7.85%) Unit Testing
12 363 (7.72%) SOA
13 342 (7.28%) Test Automation
14 320 (6.81%) Web Development
15 316 (6.72%) User Stories
16 295 (6.28%) OOP
17 253 (5.38%) Responsive Web Design
18 247 (5.25%) Automated Testing
19 239 (5.08%) DevOps
20 230 (4.89%) Mentoring
Programming Languages
1 1993 (42.40%) Java
2 1811 (38.52%) JavaScript
3 1419 (30.19%) C#
4 959 (20.40%) SQL
5 493 (10.49%) Ruby
6 396 (8.42%) PHP
7 365 (7.76%) Python
8 287 (6.11%) Scala
9 202 (4.30%) C++
10 144 (3.06%) T-SQL
11 124 (2.64%) Groovy
12 108 (2.30%) PL/SQL
13 104 (2.21%) Objective-C
14 80 (1.70%) Perl
15 68 (1.45%) Bash Shell
15 68 (1.45%) C
16 63 (1.34%) PHP5
17 51 (1.08%) PowerShell
18 48 (1.02%) VB.NET
19 46 (0.98%) Shell Script
Qualifications
1 353 (7.51%) Degree
2 90 (1.91%) ISEB
3 88 (1.87%) Security Cleared
4 37 (0.79%) ISTQB
4 37 (0.79%) SC Cleared
5 29 (0.62%) ISTQB Foundation Certification
6 22 (0.47%) Microsoft Certification
7 17 (0.36%) HND
8 14 (0.30%) DV Cleared
9 13 (0.28%) MCITP
10 7 (0.15%) BC Cleared
11 3 (0.064%) MCPD
11 3 (0.064%) MCP
11 3 (0.064%) Sun Certification
12 2 (0.043%) PMP
12 2 (0.043%) PMI Certification
12 2 (0.043%) PRINCE2 Certification
12 2 (0.043%) ISSAP
12 2 (0.043%) PRINCE2 Practitioner
13 1 (0.021%) CTC Cleared
Quality Assurance & Compliance
1 377 (8.02%) QA
2 8 (0.17%) ISO 9001
3 6 (0.13%) Basel III
3 6 (0.13%) EMIR
4 2 (0.043%) WAI
4 2 (0.043%) PCI DSS
4 2 (0.043%) Dodd-Frank
5 1 (0.021%) Data Quality
5 1 (0.021%) JTAG
5 1 (0.021%) SLA
System Software
1 39 (0.83%) Docker
2 32 (0.68%) Varnish
3 20 (0.43%) VMware Infrastructure
4 17 (0.36%) VirtualBox
5 11 (0.23%) Apache ZooKeeper
6 8 (0.17%) vCloud
7 6 (0.13%) HDFS
8 5 (0.11%) Apache Flume
9 4 (0.085%) Firmware
9 4 (0.085%) vSphere
10 3 (0.064%) Active Directory
11 2 (0.043%) Terminal Services
11 2 (0.043%) XenApp
11 2 (0.043%) XenDesktop
11 2 (0.043%) GridGain
12 1 (0.021%) RHEV
12 1 (0.021%) VMware ESXi
12 1 (0.021%) Oracle RAC
Systems Management
1 158 (3.36%) Puppet
2 103 (2.19%) Opscode Chef
3 43 (0.91%) Vagrant
4 39 (0.83%) Ansible
5 21 (0.45%) HP Quality Center
6 20 (0.43%) Salt
7 17 (0.36%) logstash
8 12 (0.26%) Oracle Identity Management
8 12 (0.26%) Kibana
9 8 (0.17%) ZABBIX
9 8 (0.17%) yum
9 8 (0.17%) Graylog2
10 7 (0.15%) Control-M
11 5 (0.11%) Graphite
11 5 (0.11%) HAProxy
11 5 (0.11%) OpenIDM
11 5 (0.11%) Mesos
11 5 (0.11%) Capistrano
11 5 (0.11%) Nagios
12 3 (0.064%) Hyperic
Vendors
1 457 (9.72%) Oracle
2 420 (8.93%) Microsoft
3 95 (2.02%) Zend
4 91 (1.94%) Google
5 69 (1.47%) Sybase
6 65 (1.38%) TIBCO
7 61 (1.30%) Sitecore
8 42 (0.89%) Twitter
9 38 (0.81%) Red Hat
10 37 (0.79%) EPiServer
10 37 (0.79%) Adobe
10 37 (0.79%) ION Trading
11 36 (0.77%) Rackspace
12 35 (0.74%) Atlassian
12 35 (0.74%) ATG
13 34 (0.72%) Apple
14 31 (0.66%) SAP
15 28 (0.60%) IBM
15 28 (0.60%) HP
16 27 (0.57%) Perforce
Hertfordshire
Oscar Associates (UK) Ltd
Rate: £275 - £330 per day + Negotiable
Posted: 1 hour ago
West London
Experis Ltd
Posted: 3 hours ago
West Yorkshire
The Bridge Ltd
Rate: Market Rates
Posted: 4 hours ago
Basingstoke, Hampshire
Nationwide People Ltd
Rate: £325 - £375 Per Day
Posted: 4 hours ago
Cheltenham, Gloucestershire
EarthStream Global
Rate: From £375 to £425 per day
Posted: 5 hours ago
London
Arrows Group
Rate: £0.00 per annum
Posted: 5 hours ago
West London
Search Consultancy
Posted: 5 hours ago
London
TEKsystems
Rate: £350 - £450 per annum
Posted: 7 hours ago
London
Hydrogen Group
Rate: Negotiable
Posted: 21 hours ago
City, London
Hays Finance Technology
Rate: £450.00 - £550.00 per day
Posted: 21 hours ago
London
Hydrogen Group
Rate: £425.00 per day
Posted: 22 hours ago
London
Hydrogen Group
Rate: £375.00 - £425.00 per annum
Posted: 22 hours ago
London
McGregor Boyall
Posted: 23 hours ago
City, London
TEKsystems
Rate: £500 - £550 per day
Posted: 23 hours ago
London
McGregor Boyall
Posted: 23 hours ago
Manchester, Lancashire
Senitor Associates
Rate: £300 - £350 per day
Posted: 23 hours ago
Surrey
McGregor Boyall
Posted: 23 hours ago
West London
Hydrogen Group
Rate: £450.00 per day
Posted: 23 hours ago
London
Burns Sheehan
Rate: £8000 - £8300 per month
Posted: Yesterday
City, London
Pioneer Search
Rate: £500 - £600 per day
Posted: Yesterday