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 18 September 2014 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
18 Sep 2014
Same period 2013 Same period 2012
Test-Driven Development (TDD)
Rank 37 42 52
Rank change year-on-year
+5 +10
Contract jobs citing TDD 2629 2233 1968
As % of all contract IT jobs located in the UK 4.57% 4.30% 3.41%
As % of the Processes & Methodologies category 6.16% 5.80% 4.74%
Number of daily rates quoted 1966 1718 1415
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£415 £400 £400
Average daily rate % change year-on-year
+3.75% -
90% offered a daily rate of more than £325 £300 £300
10% offered a daily rate of more than £561 £575 £575
UK excluding London average daily rate £375 £350 £338
% change year-on-year
+7.14% +3.70%
Number of hourly rates quoted 17 17 10
Average hourly rate £37.50 £32.50 £36.00
Average hourly rate % change year-on-year
+15.38% -9.72%
90% offered a hourly rate of more than £30.00 £30.00 £29.75
10% offered a hourly rate of more than £71.00 £39.60 £38.50
UK excluding London average hourly rate £36.25 £32.50 £36.00
% change year-on-year
+11.53% -9.72%

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
42685 38525 41504
As % of all contract IT jobs located in the UK 74.19% 74.10% 72.00%
Number of daily rates quoted 26682 23752 24020
Average daily rate £413 £400 £400
Average daily rate % change year-on-year
+3.12% -
90% offered a daily rate of more than £275 £275 £265
10% offered a daily rate of more than £575 £575 £575
UK excluding London average daily rate £375 £370 £363
% change year-on-year
+1.35% +2.06%
Number of hourly rates quoted 1176 1101 1519
Average hourly rate £23.83 £27.50 £31.00
Average hourly rate % change year-on-year
-13.35% -11.29%
90% offered a hourly rate of more than £12.51 £12.00 £12.50
10% offered a hourly rate of more than £53.50 £50.00 £45.50
UK excluding London average hourly rate £26.00 £30.00 £30.00
% change year-on-year
-13.33% -

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 18 September 2014.

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 18 September 2014.

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 18 September 2014. 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 +4 2409 £421 +5.31% 956
London +6 1620 £450 +5.88% 480
City of London +1 327 £450 -5.26% 153
South East +6 283 £375 - 129
East of England -15 146 £400 - 64
North West -6 107 £350 +7.69% 92
Scotland +11 101 £400 +3.89% 22
Yorkshire +2 81 £350 +16.66% 67
Wales +27 75 £418 +23.70% 17
Manchester +9 74 £350 +7.69% 51
Hampshire +2 70 £365 +1.38% 44
South West -22 70 £350 +27.27% 62
Buckinghamshire -15 50 £424 +13.00% 7
Edinburgh +20 46 £388 +3.33% 6
Glasgow +13 46 £406 -14.47% 14
West Midlands 0 45 £325 -1.51% 20
West Yorkshire -10 45 £375 +25.00% 30
South Wales +14 44 £400 +18.51% 9
Southampton +17 43 £355 - 8
Leeds -10 40 £375 +25.00% 26
Milton Keynes -11 40 £424 +9.35% 2
Berkshire +9 39 £350 +1.44% 17
Hertfordshire -5 34 £400 - 18
East Midlands -41 32 £375 +11.11% 16
Oxfordshire +13 30 £350 -18.84% 14
Cambridgeshire -27 29 £375 -14.77% 20
Bedfordshire -16 28 £400 +35.59% 9
Essex -4 27 £436 +20.34% 5
Kent -1 26 £375 +7.14% 11
Cheshire -13 24 £335 +11.66% 33

TDD
Top 30 Related IT Skills

For the 6 months to 18 September 2014, 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 4077 (79.37%) Agile Software Development
2 2095 (40.78%) Java
3 1931 (37.59%) BDD
4 1881 (36.62%) Scrum
5 1818 (35.39%) JavaScript
6 1698 (33.05%) HTML
7 1588 (30.91%) C#
8 1453 (28.28%) .NET
9 1393 (27.12%) CSS
10 1308 (25.46%) MVC
11 1225 (23.85%) Continuous Integration
12 1142 (22.23%) OO
13 1043 (20.30%) SQL
14 1025 (19.95%) Web Services
15 854 (16.62%) HTML5
16 845 (16.45%) XML
17 831 (16.18%) jQuery
18 825 (16.06%) Spring
19 796 (15.50%) SQL Server
20 795 (15.48%) ASP.NET
21 692 (13.47%) Git (software)
22 684 (13.32%) Finance
23 650 (12.65%) Linux
24 624 (12.15%) Ruby
25 591 (11.50%) AngularJS
26 587 (11.43%) CSS3
27 561 (10.92%) Subversion
28 545 (10.61%) Selenium
29 542 (10.55%) E-Commerce
30 535 (10.41%) Cucumber

TDD
Top Related IT Skills by Category

For the 6 months to 18 September 2014, 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
1 324 (6.31%) Node.js
2 246 (4.79%) CMS
3 183 (3.56%) Apache
4 167 (3.25%) Tomcat
5 94 (1.83%) SharePoint
6 92 (1.79%) WebLogic
7 78 (1.52%) Confluence
8 72 (1.40%) Elasticsearch
9 69 (1.34%) IIS
10 66 (1.28%) Umbraco
11 63 (1.23%) WebSphere
12 54 (1.05%) Sitecore CMS
13 49 (0.95%) Adobe CQ
14 48 (0.93%) BizTalk Server
15 39 (0.76%) Apache Solr
16 31 (0.60%) FileNet
17 28 (0.55%) nginx
18 23 (0.45%) Jetty
18 23 (0.45%) Drupal
18 23 (0.45%) K2 blackpearl
Applications
1 144 (2.80%) MS Excel
2 41 (0.80%) Photoshop
3 26 (0.51%) Adobe Illustrator
4 25 (0.49%) MS Visio
5 11 (0.21%) MS Office
6 4 (0.078%) Spreadsheet
7 3 (0.058%) InfoPath
7 3 (0.058%) Fireworks
8 2 (0.039%) MS PowerPoint
9 1 (0.019%) SPSS
9 1 (0.019%) MS Project
9 1 (0.019%) FastStats
9 1 (0.019%) Mingle
9 1 (0.019%) PowerPivot
Business Applications
1 46 (0.90%) Dynamics CRM
2 28 (0.55%) SAP Oil and Gas
3 13 (0.25%) Google Analytics
3 13 (0.25%) RMDS
4 11 (0.21%) Oracle Applications
4 11 (0.21%) Oracle BPM
4 11 (0.21%) ION MarketView
5 8 (0.16%) Magento
6 6 (0.12%) IntelliMatch
7 5 (0.097%) BusinessWorks
8 4 (0.078%) Advent Portfolio Exchange
8 4 (0.078%) Markit EDM
9 3 (0.058%) Oracle Payables
10 2 (0.039%) CA Clarity
10 2 (0.039%) Endur
10 2 (0.039%) Oracle Financials
11 1 (0.019%) Misys Midas
11 1 (0.019%) Oracle EBS
11 1 (0.019%) SAP CRM
11 1 (0.019%) Summit
Cloud Services
1 130 (2.53%) Amazon AWS
2 97 (1.89%) Microsoft Azure
3 61 (1.19%) Cloud Computing
4 58 (1.13%) Amazon EC2
5 45 (0.88%) GitHub
6 38 (0.74%) Amazon S3
7 33 (0.64%) SaaS
8 27 (0.53%) PaaS
9 17 (0.33%) Heroku
10 14 (0.27%) Amazon SQS
11 8 (0.16%) IaaS
11 8 (0.16%) Google App Engine
12 6 (0.12%) Amazon ELB
13 5 (0.097%) Google Compute Engine
14 4 (0.078%) Joyent
15 3 (0.058%) Office 365
16 2 (0.039%) Route 53
16 2 (0.039%) AWS Data Pipeline
17 1 (0.019%) Amazon ElastiCache
17 1 (0.019%) ElastiCache
Communications & Networking
1 193 (3.76%) HTTP
2 138 (2.69%) Internet
3 33 (0.64%) TCP/IP
4 31 (0.60%) LDAP
5 17 (0.33%) Intranet
6 16 (0.31%) AMQP
7 15 (0.29%) SSL
8 14 (0.27%) SSH
9 13 (0.25%) DNS
9 13 (0.25%) VoIP
10 8 (0.16%) SNMP
10 8 (0.16%) MVNO
11 7 (0.14%) Wireshark
12 6 (0.12%) DVB
13 5 (0.097%) SMTP
14 4 (0.078%) WAN
14 4 (0.078%) LAN
14 4 (0.078%) ATM
14 4 (0.078%) HTTPS
14 4 (0.078%) ZigBee
Database & Business Intelligence
1 796 (15.50%) SQL Server
2 471 (9.17%) MySQL
3 373 (7.26%) NoSQL
4 345 (6.72%) MongoDB
5 290 (5.65%) Relational Database
6 171 (3.33%) SQL Server 2008
7 156 (3.04%) Apache Cassandra
8 130 (2.53%) Big Data
9 118 (2.30%) Oracle Database
10 113 (2.20%) RDBMS
11 110 (2.14%) PostgreSQL
12 88 (1.71%) SQL Server Reporting Services
13 84 (1.64%) Redis
14 82 (1.60%) SQL Server 2012
15 80 (1.56%) Hadoop
16 71 (1.38%) CouchDB
16 71 (1.38%) SQL Server Integration Services
17 49 (0.95%) SQL Server 2005
18 44 (0.86%) RavenDB
19 37 (0.72%) Data Warehouse
Development Applications
1 692 (13.47%) Git (software)
2 561 (10.92%) Subversion
3 545 (10.61%) Selenium
4 535 (10.41%) Cucumber
5 422 (8.21%) Jenkins
6 401 (7.81%) Maven
7 347 (6.75%) JUnit
8 278 (5.41%) JIRA
9 255 (4.96%) Visual Studio
10 247 (4.81%) WebDriver
11 244 (4.75%) Jasmine
12 226 (4.40%) NUnit
13 224 (4.36%) Team Foundation Server
13 224 (4.36%) TeamCity
14 172 (3.35%) Hudson
15 150 (2.92%) SpecFlow
15 150 (2.92%) Ant
16 136 (2.65%) Eclipse
17 114 (2.22%) Mockito
18 94 (1.83%) RSpec
General
1 684 (13.32%) Finance
2 369 (7.18%) Banking
3 218 (4.24%) Investment Banking
4 199 (3.87%) Front Office
5 139 (2.71%) Games
6 137 (2.67%) Retail
7 113 (2.20%) Marketing
8 93 (1.81%) Telecoms
9 80 (1.56%) Back Office
10 53 (1.03%) Publishing
11 47 (0.91%) Advertising
12 43 (0.84%) Manufacturing
13 35 (0.68%) Electronics
14 34 (0.66%) Financial Institution
15 21 (0.41%) Legal
16 11 (0.21%) Multimedia
17 9 (0.18%) Law
18 5 (0.097%) Local Government
19 4 (0.078%) French Language
20 3 (0.058%) German Language
Job Titles
1 3843 (74.81%) Developer
2 988 (19.23%) Java Developer
3 660 (12.85%) .NET Developer
4 516 (10.04%) Senior Developer
5 493 (9.60%) C# Developer
6 267 (5.20%) C# .NET Developer
7 233 (4.54%) Web Developer
8 231 (4.50%) Analyst
8 231 (4.50%) Front-End Developer
9 228 (4.44%) PHP Developer
10 188 (3.66%) Tester
11 186 (3.62%) JavaScript Developer
12 155 (3.02%) Python Developer
13 152 (2.96%) Software Engineer
14 151 (2.94%) Architect
15 140 (2.73%) Senior Java Developer
16 116 (2.26%) Test Analyst
17 115 (2.24%) Lead Developer
18 109 (2.12%) Scala Developer
19 108 (2.10%) Ruby Developer
Libraries, Frameworks & Software Standards
1 1698 (33.05%) HTML
2 1453 (28.28%) .NET
3 1393 (27.12%) CSS
4 1025 (19.95%) Web Services
5 854 (16.62%) HTML5
6 845 (16.45%) XML
7 831 (16.18%) jQuery
8 825 (16.06%) Spring
9 795 (15.48%) ASP.NET
10 591 (11.50%) AngularJS
11 587 (11.43%) CSS3
12 528 (10.28%) RESTful
13 525 (10.22%) ASP.NET MVC
14 500 (9.73%) REST
15 464 (9.03%) Ajax
15 464 (9.03%) JSON
16 436 (8.49%) .NET Framework
17 431 (8.39%) Hibernate
18 425 (8.27%) WCF
19 372 (7.24%) SOAP
Miscellaneous
1 472 (9.19%) Open Source
2 250 (4.87%) User Experience
3 237 (4.61%) Mobile App
4 198 (3.85%) Analytical Skills
5 183 (3.56%) Computer Science
6 108 (2.10%) Enterprise Software
7 101 (1.97%) iPad
8 95 (1.85%) Digital Media
9 92 (1.79%) Derivative
10 90 (1.75%) Social Media
11 86 (1.67%) Inversion of Control
12 79 (1.54%) iPhone
12 79 (1.54%) N-Tier
13 78 (1.52%) Fixed Income
14 70 (1.36%) Foreign Exchange (FX)
15 61 (1.19%) Credit Risk
16 54 (1.05%) Visualisation
16 54 (1.05%) Client/Server
17 43 (0.84%) Wiki
18 41 (0.80%) Equities
Operating Systems
1 650 (12.65%) Linux
2 327 (6.37%) UNIX
3 268 (5.22%) Windows
4 219 (4.26%) Android
5 211 (4.11%) Apple iOS
6 62 (1.21%) Mac OS X
7 46 (0.90%) Solaris
8 29 (0.56%) AIX
8 29 (0.56%) Windows Server 2008
9 25 (0.49%) CentOS
10 13 (0.25%) Red Hat Enterprise Linux
10 13 (0.25%) Ubuntu
11 12 (0.23%) Mac OS
12 11 (0.21%) Windows Mobile
13 9 (0.18%) Windows Phone
14 8 (0.16%) Windows NT
15 7 (0.14%) Debian
15 7 (0.14%) Fedora
15 7 (0.14%) Windows Server 2012
16 6 (0.12%) Windows 7
Processes & Methodologies
1 4077 (79.37%) Agile Software Development
2 1931 (37.59%) BDD
3 1881 (36.62%) Scrum
4 1308 (25.46%) MVC
5 1225 (23.85%) Continuous Integration
6 1142 (22.23%) OO
7 542 (10.55%) E-Commerce
8 470 (9.15%) Unit Testing
9 466 (9.07%) Pair Programming
10 450 (8.76%) Kanban
11 446 (8.68%) Software Engineering
12 411 (8.00%) SOA
13 366 (7.12%) Test Automation
14 361 (7.03%) Web Development
15 334 (6.50%) Automated Testing
16 332 (6.46%) OOP
17 322 (6.27%) User Stories
18 217 (4.22%) Multithreading
19 212 (4.13%) Mentoring
20 203 (3.95%) DevOps
Programming Languages
1 2095 (40.78%) Java
2 1818 (35.39%) JavaScript
3 1588 (30.91%) C#
4 1043 (20.30%) SQL
5 624 (12.15%) Ruby
6 476 (9.27%) PHP
7 434 (8.45%) Python
8 382 (7.44%) Scala
9 267 (5.20%) C++
10 164 (3.19%) Groovy
11 138 (2.69%) T-SQL
12 125 (2.43%) Objective-C
13 115 (2.24%) PL/SQL
14 90 (1.75%) C
14 90 (1.75%) PHP5
15 84 (1.64%) Perl
16 59 (1.15%) Shell Script
17 49 (0.95%) Clojure
18 48 (0.93%) Bash Shell
19 42 (0.82%) XAML
Qualifications
1 316 (6.15%) Degree
2 176 (3.43%) Security Cleared
3 133 (2.59%) SC Cleared
4 75 (1.46%) ISEB
5 41 (0.80%) ISTQB
6 28 (0.55%) Microsoft Certification
7 14 (0.27%) MCITP
8 12 (0.23%) ISTQB Foundation Certification
9 9 (0.18%) DV Cleared
10 8 (0.16%) MCSD
11 7 (0.14%) BC Cleared
12 4 (0.078%) MCP
12 4 (0.078%) MCSE
12 4 (0.078%) Sun Certification
13 3 (0.058%) MCTS
13 3 (0.058%) PRINCE2 Practitioner
13 3 (0.058%) MCAD
14 2 (0.039%) PMI Certification
14 2 (0.039%) ISSAP
15 1 (0.019%) PhD
Quality Assurance & Compliance
1 445 (8.66%) QA
2 15 (0.29%) Basel III
3 6 (0.12%) SLA
4 3 (0.058%) PCI DSS
5 1 (0.019%) ISO 9001
5 1 (0.019%) ISO 14001
5 1 (0.019%) WCAG
5 1 (0.019%) WAI
System Software
1 19 (0.37%) Varnish
2 9 (0.18%) VirtualBox
2 9 (0.18%) Active Directory
2 9 (0.18%) VMware Infrastructure
3 8 (0.16%) Docker
4 7 (0.14%) vCloud
5 5 (0.097%) HDFS
6 3 (0.058%) Apache ZooKeeper
6 3 (0.058%) Cygwin
7 2 (0.039%) Apache Flume
8 1 (0.019%) RHEV
8 1 (0.019%) Hyper-V
8 1 (0.019%) Oracle RAC
Systems Management
1 103 (2.01%) Puppet
2 90 (1.75%) Opscode Chef
3 49 (0.95%) HP Quality Center
4 25 (0.49%) Salt
5 22 (0.43%) Capistrano
6 21 (0.41%) Vagrant
6 21 (0.41%) Ansible
7 9 (0.18%) SCCM
8 7 (0.14%) Control-M
8 7 (0.14%) Nagios
8 7 (0.14%) Oozie
9 6 (0.12%) YUM
10 4 (0.078%) WebInspect
10 4 (0.078%) logstash
10 4 (0.078%) Graylog2
11 3 (0.058%) OpenAM
12 2 (0.039%) Kibana
12 2 (0.039%) HAProxy
12 2 (0.039%) OpenIDM
12 2 (0.039%) Oracle Identity Management
Vendors
1 522 (10.16%) Oracle
2 438 (8.53%) Microsoft
3 201 (3.91%) JBoss
4 153 (2.98%) Zend
5 126 (2.45%) Google
6 83 (1.62%) Twitter
7 78 (1.52%) Sybase
8 71 (1.38%) Sitecore
9 62 (1.21%) Facebook
10 49 (0.95%) TIBCO
11 46 (0.90%) IBM
11 46 (0.90%) Adobe
12 42 (0.82%) ATG
13 41 (0.80%) Atlassian
14 38 (0.74%) EPiServer
14 38 (0.74%) Perforce
14 38 (0.74%) Endeca
15 35 (0.68%) Apple
16 34 (0.66%) Red Hat
17 32 (0.62%) SAP
City, London
Oliver Bernard
Rate: £600 per day 6 month contract
Posted: 13 hours ago
London
Roc Search
Posted: 14 hours ago
Central London / West End
Oliver Bernard
Rate: From £400 to £450 per day
Posted: 14 hours ago
City, London
Rullion IT Plus
Posted: 15 hours ago
London
Hydrogen Group
Rate: £350.00 - £400.00 per annum
Posted: 15 hours ago
City, London
Austin Fraser
Rate: £300 - £340 per day
Posted: 15 hours ago
Chester, Cheshire
Lorien Resourcing
Rate: £300 - £375 per day
Posted: 16 hours ago
London
Oliver Bernard
Rate: From £350 to £375 per day
Posted: 16 hours ago
London
Oliver Bernard
Rate: £450 per day
Posted: 16 hours ago
Bristol, Avon
Mortimer Spinks
Rate: £350 - £400 per annum
Posted: 17 hours ago
London
Aquent
Rate: Up to £420 per day
Posted: 18 hours ago
Chester, Cheshire
HAYS INFORMATION TECHNOLOGY
Rate: Competitive
Posted: 20 hours ago
City, London
Client Server
Rate: £400 to £450 p/day
Posted: 21 hours ago
Essex
Executive Resource Group
Rate: Unspecified
Posted: 21 hours ago
City, London
Oliver Bernard
Rate: From £550 to £600 per day
Posted: 22 hours ago
City, London
Oliver Bernard
Rate: From £500 to £550 per day
Posted: 22 hours ago
Cardiff, South Glamorgan
TEKsystems
Rate: £400 - £500 per day
Posted: 22 hours ago
City, London
E-synergy Solutions
Rate: £350 - £375 per day
Posted: 22 hours ago
London
Experis Ltd
Rate: £450.00 - £545.00 per day
Posted: 22 hours ago
Swansea, West Glamorgan
Digitech Resourcing Ltd
Rate: From £400 to £500 per annum
Posted: 23 hours ago