The table below looks at the statistics for TDD skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 31 July 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
31 Jul 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 31 39 45
Rank change year-on-year
+8 +6
Contract jobs citing TDD 3071 2569 2082
As % of all contract IT jobs located in the UK 5.40% 4.70% 4.07%
As % of the Processes & Methodologies category 6.95% 6.17% 5.45%
Number of daily rates quoted 2312 1937 1593
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£425 £424 £400
Average daily rate % change year-on-year
+0.23% +6.00%
90% offered a daily rate of more than £325 £313 £296
10% offered a daily rate of more than £575 £550 £575
UK excluding London average daily rate £375 £375 £360
% change year-on-year
- +4.16%
Number of hourly rates quoted 11 13 6
Average hourly rate £40.00 £59.50 £31.75
Average hourly rate % change year-on-year
-32.77% +87.40%
90% offered a hourly rate of more than £28.00 £30.00 £30.00
10% offered a hourly rate of more than £50.00 £71.00 £38.25
UK excluding London average hourly rate £40.00 £59.50 £31.75
% change year-on-year
-32.77% +87.40%

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

Processes & Methodologies Category
UK
Contract IT job ads with a match in the
Processes & Methodologies category
44182 41616 38228
As % of all contract IT jobs located in the UK 77.70% 76.15% 74.80%
Number of daily rates quoted 28632 25727 23174
Average daily rate £415 £400 £405
Average daily rate % change year-on-year
+3.75% -1.23%
90% offered a daily rate of more than £285 £275 £270
10% offered a daily rate of more than £575 £563 £575
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 1181 1176 1105
Average hourly rate £30.00 £25.00 £30.50
Average hourly rate % change year-on-year
+20.00% -18.03%
90% offered a hourly rate of more than £12.50 £12.85 £12.50
10% offered a hourly rate of more than £52.17 £50.00 £50.00
UK excluding London average hourly rate £30.50 £26.50 £31.00
% change year-on-year
+15.09% -14.51%

TDD
Jobs Demand Trend

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

TDD Jobs Demand Trend in the UK

TDD
Daily Rate Trend

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

TDD Daily Rate Trend in the UK

TDD
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD within the UK over the 3 months to 31 July 2015.

TDD Daily Rate Histogram in the UK

TDD
Hourly Rate Trend

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

TDD Hourly Rate Trend in the UK

TDD
Hourly Rate Histogram

This chart provides a histogram of hourly rates quoted in contract IT jobs citing TDD within the UK over the 3 months to 31 July 2015.

TDD Hourly Rate Histogram in the UK

TDD
Top 30 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the UK over the 3 months to 31 July 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
England +5 2906 £425 - 1085
London +1 1715 £463 +2.77% 529
City of London +3 451 £500 +7.52% 135
South East +26 427 £400 +5.96% 155
Yorkshire +23 161 £363 +6.61% 59
East of England +4 150 £413 +10.00% 62
South West +12 147 £375 +7.14% 76
West Yorkshire +31 145 £357 +4.92% 45
North West -1 137 £375 +7.14% 119
Leeds +18 129 £363 +6.61% 35
Scotland +12 108 £385 -0.64% 37
Berkshire +40 85 £383 +9.28% 28
West Midlands +39 83 £364 -2.34% 42
Manchester +6 83 £375 +15.38% 66
Bristol +35 78 £400 -3.03% 22
Surrey +34 71 £400 +10.34% 35
Oxfordshire +28 70 £403 +15.00% 13
Hampshire -1 65 £370 -1.33% 27
Edinburgh +7 61 £390 -2.50% 12
Buckinghamshire +5 54 £425 - 15
Cambridgeshire +7 53 £425 +3.03% 25
North East +8 52 £388 +19.23% 10
Tyne and Wear +11 48 £395 +21.53% 7
Oxford - 48 £425 - 4
Reading +27 47 £418 -1.76% 11
Newcastle upon Tyne +11 45 £408 +25.38% 4
Birmingham +34 41 £375 -4.76% 9
East Midlands +9 41 £368 +14.84% 31
Kent -1 41 £338 -10.00% 19
Southampton -2 36 £370 -4.51% 9

TDD
Top 30 Related IT Skills

For the 6 months to 31 July 2015, IT contractor jobs within the UK 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 4530 (79.75%) Agile Software Development
2 2304 (40.56%) Java
3 2298 (40.46%) JavaScript
4 2024 (35.63%) Scrum
5 2009 (35.37%) BDD
6 1969 (34.67%) HTML
7 1640 (28.87%) C#
8 1619 (28.50%) CSS
9 1601 (28.19%) .NET
10 1440 (25.35%) Continuous Integration
11 1360 (23.94%) MVC
12 1181 (20.79%) SQL
13 1163 (20.48%) Web Services
14 1123 (19.77%) HTML5
15 1106 (19.47%) OO
16 1020 (17.96%) Git (software)
17 963 (16.95%) AngularJS
18 890 (15.67%) jQuery
19 887 (15.62%) SQL Server
20 806 (14.19%) Spring
21 773 (13.61%) Finance
22 768 (13.52%) ASP.NET
23 761 (13.40%) Linux
24 760 (13.38%) REST
25 758 (13.35%) XML
26 735 (12.94%) RESTful
27 724 (12.75%) CSS3
28 642 (11.30%) Software Engineering
29 640 (11.27%) E-Commerce
30 634 (11.16%) Jenkins

TDD
Top Related IT Skills by Category

For the 6 months to 31 July 2015, IT contractor jobs within the UK 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
1 492 (8.66%) Node.js
2 233 (4.10%) Apache
3 224 (3.94%) Tomcat
4 196 (3.45%) JBoss
5 152 (2.68%) Confluence
6 151 (2.66%) CMS
7 134 (2.36%) WebSphere
8 82 (1.44%) WebLogic
9 78 (1.37%) Elasticsearch
10 67 (1.18%) SharePoint
10 67 (1.18%) Umbraco
11 66 (1.16%) BizTalk Server
12 65 (1.14%) Jetty
13 62 (1.09%) IIS
14 53 (0.93%) Adobe Experience Manager
15 50 (0.88%) Mule
16 48 (0.85%) Apache Spark
17 38 (0.67%) Cloud Foundry
17 38 (0.67%) Sitecore CMS
18 35 (0.62%) nginx
Applications
1 109 (1.92%) MS Excel
2 24 (0.42%) MS Office
3 17 (0.30%) MS Visio
4 13 (0.23%) Photoshop
5 11 (0.19%) MS PowerPoint
6 8 (0.14%) MS Project
6 8 (0.14%) Mingle
7 5 (0.088%) InfoPath
7 5 (0.088%) Spreadsheet
8 4 (0.070%) Fireworks
9 3 (0.053%) PowerPivot
10 2 (0.035%) FastStats
Business Applications
1 35 (0.62%) Magento
2 33 (0.58%) Dynamics CRM
3 21 (0.37%) SAP Oil and Gas
4 9 (0.16%) Dynamics AX
5 8 (0.14%) Oracle 11i
6 6 (0.11%) RMDS
7 4 (0.070%) Endur
8 3 (0.053%) BigMachines
8 3 (0.053%) ION MarketView
9 2 (0.035%) Oracle BPM
10 1 (0.018%) Markit EDM
10 1 (0.018%) Oracle Cash Management
10 1 (0.018%) Oracle FAH
10 1 (0.018%) Oracle EBS
10 1 (0.018%) Teamcenter
10 1 (0.018%) Tridion
10 1 (0.018%) WebTrends
10 1 (0.018%) BusinessWorks
Cloud Services
1 337 (5.93%) Amazon AWS
2 170 (2.99%) Microsoft Azure
3 59 (1.04%) GitHub
4 50 (0.88%) SaaS
5 40 (0.70%) Amazon S3
6 39 (0.69%) Amazon EC2
7 27 (0.48%) Cloud Computing
7 27 (0.48%) Heroku
8 21 (0.37%) Amazon SQS
9 15 (0.26%) Google Analytics
9 15 (0.26%) Google Cloud Platform
10 14 (0.25%) PaaS
11 13 (0.23%) Virtual Private Cloud
12 9 (0.16%) AWS CloudFormation
13 8 (0.14%) IaaS
14 7 (0.12%) Route 53
15 6 (0.11%) Amazon ElastiCache
16 5 (0.088%) Office 365
17 4 (0.070%) Engine Yard
18 2 (0.035%) Google App Engine
Communications & Networking
1 274 (4.82%) HTTP
2 180 (3.17%) Internet
3 59 (1.04%) TCP/IP
4 51 (0.90%) SSL
5 29 (0.51%) AMQP
6 25 (0.44%) Firewall
7 18 (0.32%) Intranet
8 14 (0.25%) LDAP
9 9 (0.16%) FTP
10 8 (0.14%) VPN
11 7 (0.12%) Intrusion Detection
12 6 (0.11%) Wireless
12 6 (0.11%) SNMP
12 6 (0.11%) SAN
12 6 (0.11%) DMZ
13 5 (0.088%) DVB
13 5 (0.088%) DAB
14 4 (0.070%) SMTP
14 4 (0.070%) Network Security
15 3 (0.053%) iBeacon
Database & Business Intelligence
1 887 (15.62%) SQL Server
2 517 (9.10%) MongoDB
3 508 (8.94%) NoSQL
4 357 (6.29%) MySQL
5 354 (6.23%) Relational Database
6 202 (3.56%) PostgreSQL
7 199 (3.50%) Hadoop
8 178 (3.13%) SQL Server 2008
9 169 (2.98%) Apache Cassandra
10 161 (2.83%) Big Data
11 118 (2.08%) Oracle Database
12 115 (2.02%) SQL Server 2012
13 108 (1.90%) SQL Server Integration Services
14 101 (1.78%) RDBMS
15 80 (1.41%) Redis
16 72 (1.27%) SQL Server Reporting Services
17 67 (1.18%) DB2
18 64 (1.13%) Data Warehouse
19 54 (0.95%) SQL Server 2005
20 53 (0.93%) HBase
Development Applications
1 1020 (17.96%) Git (software)
2 634 (11.16%) Jenkins
3 582 (10.25%) Subversion
4 554 (9.75%) Cucumber
5 531 (9.35%) Selenium
6 398 (7.01%) Maven
7 395 (6.95%) JUnit
8 299 (5.26%) JIRA
9 258 (4.54%) NUnit
10 252 (4.44%) Team Foundation Server
11 230 (4.05%) Jasmine
12 191 (3.36%) Visual Studio
13 179 (3.15%) Grunt
14 177 (3.12%) TeamCity
15 176 (3.10%) Mockito
16 174 (3.06%) WebDriver
17 149 (2.62%) Ant
18 146 (2.57%) Eclipse
19 139 (2.45%) Hudson
20 138 (2.43%) SpecFlow
General
1 773 (13.61%) Finance
2 408 (7.18%) Banking
3 250 (4.40%) Front Office
4 205 (3.61%) Investment Banking
5 167 (2.94%) Retail
6 140 (2.46%) Games
7 103 (1.81%) Publishing
8 89 (1.57%) Marketing
9 83 (1.46%) Telecoms
10 51 (0.90%) Back Office
11 37 (0.65%) Manufacturing
12 32 (0.56%) Electronics
13 28 (0.49%) Legal
14 26 (0.46%) Financial Institution
15 12 (0.21%) Advertising
16 7 (0.12%) Law
16 7 (0.12%) Retail Banking
17 6 (0.11%) Automotive
17 6 (0.11%) Multimedia
18 3 (0.053%) Dutch Language
Job Titles
1 4275 (75.26%) Developer
2 1194 (21.02%) Java Developer
3 763 (13.43%) .NET Developer
4 658 (11.58%) Senior Developer
5 536 (9.44%) C# Developer
6 267 (4.70%) C# .NET Developer
7 266 (4.68%) Analyst
8 261 (4.60%) JavaScript Developer
9 244 (4.30%) Front-End Developer
10 229 (4.03%) Senior Java Developer
11 220 (3.87%) Architect
12 202 (3.56%) Software Engineer
13 187 (3.29%) Web Developer
14 142 (2.50%) PHP Developer
15 133 (2.34%) Python Developer
16 127 (2.24%) Test Analyst
17 126 (2.22%) Lead Developer
18 123 (2.17%) Android Developer
19 122 (2.15%) Tester
20 119 (2.10%) iOS Developer
Libraries, Frameworks & Software Standards
1 1969 (34.67%) HTML
2 1619 (28.50%) CSS
3 1601 (28.19%) .NET
4 1163 (20.48%) Web Services
5 1123 (19.77%) HTML5
6 963 (16.95%) AngularJS
7 890 (15.67%) jQuery
8 806 (14.19%) Spring
9 768 (13.52%) ASP.NET
10 760 (13.38%) REST
11 758 (13.35%) XML
12 735 (12.94%) RESTful
13 724 (12.75%) CSS3
14 536 (9.44%) JSON
15 522 (9.19%) ASP.NET MVC
16 482 (8.49%) SOAP
17 470 (8.27%) J2EE
18 466 (8.20%) Hibernate
19 463 (8.15%) .NET Framework
20 402 (7.08%) WCF
Miscellaneous
1 295 (5.19%) User Experience
2 224 (3.94%) Mobile App
3 180 (3.17%) Analytical Skills
4 117 (2.06%) Derivative
5 116 (2.04%) Computer Science
6 111 (1.95%) Enterprise Software
7 71 (1.25%) Algorithms
8 70 (1.23%) Foreign Exchange (FX)
9 68 (1.20%) Data Structures
10 67 (1.18%) Equity Derivative
11 66 (1.16%) N-Tier
11 66 (1.16%) Inversion of Control
12 57 (1.00%) Digital Media
13 56 (0.99%) iPad
14 54 (0.95%) iPhone
15 51 (0.90%) Social Media
16 48 (0.85%) Mathematics
17 45 (0.79%) Fixed Income
18 41 (0.72%) Equities
19 39 (0.69%) Client/Server
Operating Systems
1 761 (13.40%) Linux
2 442 (7.78%) UNIX
3 242 (4.26%) Apple iOS
4 240 (4.23%) Android
5 234 (4.12%) Windows
6 94 (1.65%) Mac OS X
7 56 (0.99%) CentOS
8 55 (0.97%) Ubuntu
9 41 (0.72%) Red Hat Enterprise Linux
10 31 (0.55%) Solaris
11 19 (0.33%) Debian
12 15 (0.26%) Windows Phone
13 14 (0.25%) AIX
14 12 (0.21%) Mac OS
15 7 (0.12%) Windows Phone 7
15 7 (0.12%) Windows XP
16 6 (0.11%) Windows Vista
17 5 (0.088%) Windows Mobile
17 5 (0.088%) Windows Phone 8
18 4 (0.070%) Windows Server 2012
Processes & Methodologies
1 4530 (79.75%) Agile Software Development
2 2024 (35.63%) Scrum
3 2009 (35.37%) BDD
4 1440 (25.35%) Continuous Integration
5 1360 (23.94%) MVC
6 1106 (19.47%) OO
7 642 (11.30%) Software Engineering
8 640 (11.27%) E-Commerce
9 567 (9.98%) Unit Testing
10 552 (9.72%) Pair Programming
11 505 (8.89%) Kanban
12 442 (7.78%) SOA
13 432 (7.61%) Web Development
14 414 (7.29%) Open Source
15 405 (7.13%) SDLC
16 348 (6.13%) Test Automation
17 322 (5.67%) Responsive Web Design
18 314 (5.53%) DevOps
19 311 (5.48%) User Stories
20 309 (5.44%) OOP
Programming Languages
1 2304 (40.56%) Java
2 2298 (40.46%) JavaScript
3 1640 (28.87%) C#
4 1181 (20.79%) SQL
5 552 (9.72%) Ruby
6 450 (7.92%) Python
7 384 (6.76%) Scala
8 340 (5.99%) PHP
9 205 (3.61%) C++
10 163 (2.87%) Groovy
11 156 (2.75%) Objective-C
12 145 (2.55%) T-SQL
13 139 (2.45%) PL/SQL
14 89 (1.57%) C
15 88 (1.55%) Perl
16 66 (1.16%) Bash Shell
17 61 (1.07%) Clojure
17 61 (1.07%) PowerShell
18 59 (1.04%) Apple Swift
19 46 (0.81%) VB.NET
Qualifications
1 274 (4.82%) Security Cleared
2 247 (4.35%) Degree
3 131 (2.31%) SC Cleared
4 53 (0.93%) DV Cleared
5 51 (0.90%) ISEB
6 24 (0.42%) ISTQB
7 21 (0.37%) Microsoft Certification
8 20 (0.35%) ISTQB Foundation Certification
9 14 (0.25%) CTC Cleared
10 10 (0.18%) Sun Certification
11 6 (0.11%) MCAD
11 6 (0.11%) MCSD
12 5 (0.088%) PRINCE2 Practitioner
12 5 (0.088%) PMP
12 5 (0.088%) PMI Certification
13 4 (0.070%) MCITP
13 4 (0.070%) MCPD
14 2 (0.035%) HND
14 2 (0.035%) ITIL Certification
14 2 (0.035%) PRINCE2 Certification
Quality Assurance & Compliance
1 411 (7.24%) QA
2 13 (0.23%) SLA
3 12 (0.21%) ISO/IEC 27001
3 12 (0.21%) PCI DSS
4 6 (0.11%) WAI
5 5 (0.088%) Data Quality
6 4 (0.070%) HL7
7 1 (0.018%) EMIR
7 1 (0.018%) Dodd-Frank
7 1 (0.018%) DO-178B
7 1 (0.018%) Basel III
System Software
1 94 (1.65%) Docker
2 41 (0.72%) Varnish
3 29 (0.51%) VMware Infrastructure
4 17 (0.30%) HDFS
5 12 (0.21%) GridGain
6 10 (0.18%) Active Directory
7 7 (0.12%) VirtualBox
7 7 (0.12%) vCloud
8 6 (0.11%) Apache Flume
9 4 (0.070%) Squid
10 3 (0.053%) Snort
11 1 (0.018%) KVM
11 1 (0.018%) Hyper-V
11 1 (0.018%) vSphere
11 1 (0.018%) Xen
11 1 (0.018%) ISA Server
Systems Management
1 231 (4.07%) Puppet
2 181 (3.19%) Opscode Chef
3 77 (1.36%) Ansible
4 55 (0.97%) Vagrant
5 41 (0.72%) Salt
6 29 (0.51%) yum
7 20 (0.35%) Graylog
8 18 (0.32%) Capistrano
9 17 (0.30%) Graphite
10 15 (0.26%) HP Quality Center
11 12 (0.21%) HAProxy
12 11 (0.19%) Nagios
13 10 (0.18%) Mesos
13 10 (0.18%) Apache Shiro
14 8 (0.14%) Rundeck
15 5 (0.088%) Oozie
16 4 (0.070%) CA LISA
17 3 (0.053%) logstash
17 3 (0.053%) Kibana
17 3 (0.053%) AirWatch
Vendors
1 478 (8.42%) Oracle
2 449 (7.90%) Microsoft
3 87 (1.53%) IBM
4 73 (1.29%) Zend
5 72 (1.27%) Atlassian
6 69 (1.21%) Google
7 67 (1.18%) Red Hat
8 66 (1.16%) Sitecore
9 58 (1.02%) Adobe
10 51 (0.90%) EPiServer
11 49 (0.86%) Sybase
12 46 (0.81%) hybris
13 43 (0.76%) Twitter
14 42 (0.74%) Apple
15 41 (0.72%) TIBCO
16 40 (0.70%) VMware
17 38 (0.67%) New Relic
18 33 (0.58%) Perforce
18 33 (0.58%) SAP
19 24 (0.42%) HP
City, London
AdRoc Group
Rate: From £400 to £500 per day
Posted: 1 hour ago
London
McGregor Boyall
Rate: £500 - £650 per day + depending on experience
Posted: 1 hour ago
City, London
Consol Partners
Posted: 5 hours ago
City, London
Arrows Group
Rate: £300 - £400 per day
Posted: 5 hours ago
City, London
TEKsystems
Rate: £500 - £550 per day
Posted: 7 hours ago
London
Burns Sheehan
Rate: £400 - £475 per day
Posted: 20 hours ago
City, London
TEKsystems
Rate: £600 - £650 per day
Posted: 20 hours ago
Gloucestershire
LA International
Rate: Negotiable
Posted: 20 hours ago
Northamptonshire
Oscar Associates (UK) Ltd
Rate: £400 - £500 per day
Posted: 21 hours ago
City, London
Arrows Group
Rate: £400 - £500 per day + Negotiable
Posted: 21 hours ago
London
Oliver Bernard
Rate: From £400 to £425 per day plus other benefits
Posted: 21 hours ago
London
Oliver Bernard
Rate: From £550 to £575 per day plus other benefits
Posted: 21 hours ago
Leeds, West Yorkshire
Vertical IT
Rate: £300 - £400 per day
Posted: 22 hours ago
London
Hydrogen Group
Rate: £400.00 - £450.00 per annum
Posted: 22 hours ago
Luton, Bedfordshire
Advantage XPO
Rate: £550 - £625 per day
Posted: 23 hours ago
London
TEKsystems
Rate: £500 - £550 per day
Posted: Yesterday
Chester, Cheshire
HAYS INFORMATION TECHNOLOGY
Rate: £350.00 - £400.00 per day
Posted: Yesterday
UK
Mason Frank International
Posted: Yesterday
London
McGregor Boyall
Rate: £550 - £650 per day
Posted: Yesterday
London
Square One Resources
Posted: Yesterday