The table below looks at the statistics for TDD skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 25 June 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
25 Jun 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 30 32 37
Rank change year-on-year
+2 +5
Contract jobs citing TDD 3126 2927 2568
As % of all contract IT jobs located in the UK 5.89% 5.22% 4.75%
As % of the Processes & Methodologies category 7.17% 6.57% 6.06%
Number of daily rates quoted 2499 2197 1959
Median daily rate £450 £425 £425
Median daily rate % change year-on-year
+5.88% -
90% offered a daily rate of more than £340 £325 £305
10% offered a daily rate of more than £600 £575 £550
UK excluding London median daily rate £413 £375 £375
% change year-on-year
+10.00% -
Number of hourly rates quoted 13 8 11
Median hourly rate £40.00 £43.75 £59.50
Median hourly rate % change year-on-year
-8.57% -26.47%
90% offered a hourly rate of more than £30.60 £34.94 £40.00
10% offered a hourly rate of more than £44.60 £50.00 £71.00
UK excluding London median hourly rate £40.00 £43.75 £59.50
% change year-on-year
-8.57% -26.47%

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
43607 44569 42344
As % of all contract IT jobs located in the UK 82.20% 79.56% 78.28%
Number of daily rates quoted 29001 28695 26629
Median daily rate £438 £413 £400
Median daily rate % change year-on-year
+6.06% +3.12%
90% offered a daily rate of more than £300 £285 £275
10% offered a daily rate of more than £600 £575 £568
UK excluding London median daily rate £400 £380 £375
% change year-on-year
+5.26% +1.33%
Number of hourly rates quoted 1027 1203 1227
Median hourly rate £28.00 £29.00 £27.50
Median hourly rate % change year-on-year
-3.44% +5.45%
90% offered a hourly rate of more than £12.58 £12.45 £13.00
10% offered a hourly rate of more than £49.00 £50.00 £47.00
UK excluding London median hourly rate £28.50 £30.00 £29.50
% change year-on-year
-5.00% +1.69%

TDD
Jobs Demand Trend

The demand trend of contract jobs citing TDD as a proportion of all IT contracts with a match in 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 25 June 2016.

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 25 June 2016.

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 median contractor rates quoted in IT jobs citing TDD within the UK over the 3 months to 25 June 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 +1 2961 £450 +5.88% 1023
London +6 1769 £475 +5.55% 541
City of London +10 358 £500 +5.26% 115
South East +2 313 £425 +6.25% 156
Yorkshire +21 291 £425 +21.42% 69
West Yorkshire +16 265 £450 +33.33% 54
Leeds +15 255 £450 +34.32% 42
North West +10 205 £400 +6.66% 92
Manchester +5 111 £400 +6.66% 56
West Midlands -9 100 £425 +21.42% 30
South West -9 97 £375 -6.25% 43
East of England -6 96 £400 - 51
Scotland -14 93 £375 - 35
Cheshire +11 76 £413 +10.00% 22
North East -41 63 £431 +11.29% 19
Edinburgh +1 59 £375 -6.25% 13
Tyne and Wear -43 56 £438 +11.82% 19
Berkshire +11 55 £400 - 26
Newcastle upon Tyne -52 51 £450 +13.20% 17
Surrey -8 46 £400 - 33
Wales +1 43 £400 - 2
Oxfordshire -7 40 £475 +18.75% 22
Bristol -13 39 £425 +6.25% 14
South Wales -2 36 £400 - 2
East Midlands -4 36 £400 +6.66% 22
East Sussex +28 35 £488 +36.84% 11
West Sussex -7 35 £450 +2.85% 10
Birmingham -16 35 £375 +3.44% 5
Essex -3 33 £300 -25.00% 5
Hampshire -23 33 £360 -4.00% 31

TDD
Top 30 Related IT Skills

For the 6 months to 25 June 2016, IT contractor jobs citing TDD 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 TDD.

1 4998 (80.28%) Agile Software Development
2 2993 (48.07%) Java
3 2508 (40.28%) JavaScript
4 2483 (39.88%) BDD
5 2234 (35.88%) Scrum
6 2006 (32.22%) HTML
7 1650 (26.50%) CSS
8 1582 (25.41%) Continuous Integration
9 1430 (22.97%) C#
10 1354 (21.75%) .NET
11 1267 (20.35%) AngularJS
12 1186 (19.05%) HTML5
13 1145 (18.39%) Spring
14 1143 (18.36%) Git (software)
15 1140 (18.31%) SQL
16 1133 (18.20%) MVC
17 1127 (18.10%) Web Services
18 972 (15.61%) REST
19 922 (14.81%) Pair Programming
20 914 (14.68%) OO
21 900 (14.46%) Finance
22 839 (13.48%) Software Engineering
23 799 (12.83%) jQuery
24 784 (12.59%) RESTful
25 781 (12.54%) SQL Server
26 760 (12.21%) NoSQL
27 755 (12.13%) CSS3
28 752 (12.08%) Jenkins
29 742 (11.92%) Node.js
30 733 (11.77%) Kanban

TDD
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
1 238 (3.82%) Tomcat
2 162 (2.60%) CMS
3 149 (2.39%) Elasticsearch
4 147 (2.36%) Apache
5 134 (2.15%) Confluence
6 129 (2.07%) Apache Spark
6 129 (2.07%) JBoss
7 105 (1.69%) WebSphere
8 82 (1.32%) Jetty
9 74 (1.19%) OpenStack
10 71 (1.14%) IIS
11 68 (1.09%) Cloud Foundry
12 67 (1.08%) WebLogic
13 65 (1.04%) Mule
14 48 (0.77%) GeoServer
15 42 (0.67%) nginx
16 40 (0.64%) Oracle Coherence
17 36 (0.58%) Apache Solr
18 35 (0.56%) SharePoint
19 34 (0.55%) Sitecore CMS
Applications
1 145 (2.33%) MS Excel
2 19 (0.31%) Photoshop
3 18 (0.29%) MS Office
4 11 (0.18%) MS Visio
5 7 (0.11%) Gliffy
5 7 (0.11%) OmniGraffle
6 4 (0.064%) Fireworks
7 3 (0.048%) Adobe Illustrator
7 3 (0.048%) MS Project
8 2 (0.032%) MS PowerPoint
8 2 (0.032%) PaintShop Pro
9 1 (0.016%) GIMP
9 1 (0.016%) Simulink
Business Applications
1 83 (1.33%) Payment Gateway
2 49 (0.79%) SAP Oil and Gas
3 31 (0.50%) Dynamics CRM
4 24 (0.39%) Magento
5 8 (0.13%) Dynamics AX
6 7 (0.11%) Endur
7 6 (0.096%) IBM Operational Decision Manager
7 6 (0.096%) ION MarketView
7 6 (0.096%) Oracle CRM
7 6 (0.096%) RMDS
8 4 (0.064%) Oracle BPM
8 4 (0.064%) Oracle Retail
9 3 (0.048%) Eloqua
9 3 (0.048%) Oracle Financials
9 3 (0.048%) PeopleSoft Financials
10 2 (0.032%) Oracle Cash Management
10 2 (0.032%) PeopleSoft HCM
10 2 (0.032%) PeopleSoft HRMS
10 2 (0.032%) Unica
11 1 (0.016%) BigMachines
Cloud Services
1 537 (8.63%) Amazon AWS
2 320 (5.14%) Microsoft Azure
3 236 (3.79%) GitHub
4 106 (1.70%) PaaS
5 92 (1.48%) Amazon EC2
6 75 (1.20%) SaaS
7 58 (0.93%) Heroku
8 46 (0.74%) AWS CloudFormation
9 42 (0.67%) Amazon S3
10 36 (0.58%) IaaS
11 34 (0.55%) Amazon SQS
12 32 (0.51%) Google Analytics
13 30 (0.48%) Cloud Computing
13 30 (0.48%) Google Cloud Platform
14 28 (0.45%) Google Play
15 23 (0.37%) AWS Lambda
16 13 (0.21%) Amazon Kinesis
17 12 (0.19%) Amazon CloudWatch
17 12 (0.19%) Google App Engine
18 11 (0.18%) Azure Active Directory
Communications & Networking
1 253 (4.06%) HTTP
2 130 (2.09%) Internet
3 41 (0.66%) DVB
3 41 (0.66%) TCP/IP
4 32 (0.51%) Network Security
5 24 (0.39%) AMQP
6 23 (0.37%) SNMP
7 17 (0.27%) HTTPS
8 16 (0.26%) DNS
9 13 (0.21%) DMZ
10 12 (0.19%) VPN
11 10 (0.16%) SSL
12 9 (0.14%) Intranet
13 7 (0.11%) Kerberos
14 6 (0.096%) Bluetooth
14 6 (0.096%) Firewall
14 6 (0.096%) FTP
15 4 (0.064%) SAN
16 3 (0.048%) LDAP
17 2 (0.032%) Broadband
Database & Business Intelligence
1 781 (12.54%) SQL Server
2 760 (12.21%) NoSQL
3 633 (10.17%) MongoDB
4 412 (6.62%) MySQL
5 369 (5.93%) Apache Cassandra
6 304 (4.88%) Relational Database
7 218 (3.50%) PostgreSQL
8 196 (3.15%) Hadoop
9 191 (3.07%) Big Data
10 146 (2.35%) Redis
11 108 (1.73%) Amazon DynamoDB
12 88 (1.41%) SQL Server 2008
13 75 (1.20%) Oracle Database
13 75 (1.20%) RDBMS
14 74 (1.19%) SQL Server 2012
15 69 (1.11%) Neo4j
15 69 (1.11%) SQL Server Reporting Services
16 52 (0.84%) SQL Server Integration Services
17 49 (0.79%) DB2
18 45 (0.72%) CouchDB
Development Applications
1 1143 (18.36%) Git (software)
2 752 (12.08%) Jenkins
3 581 (9.33%) Cucumber
4 572 (9.19%) Maven
5 541 (8.69%) Selenium
6 482 (7.74%) JIRA
7 444 (7.13%) JUnit
8 368 (5.91%) Subversion
9 264 (4.24%) Mockito
10 248 (3.98%) Gradle
11 245 (3.94%) Team Foundation Server
12 191 (3.07%) Grunt
13 188 (3.02%) Visual Studio
14 184 (2.96%) Jasmine
15 172 (2.76%) WebDriver
16 165 (2.65%) TeamCity
17 164 (2.63%) SpecFlow
18 163 (2.62%) NUnit
19 143 (2.30%) gulp
20 131 (2.10%) Hudson
General
1 900 (14.46%) Finance
2 483 (7.76%) Banking
3 204 (3.28%) Retail
4 169 (2.71%) Investment Banking
5 144 (2.31%) Front Office
6 122 (1.96%) Marketing
7 103 (1.65%) Publishing
8 97 (1.56%) Games
9 95 (1.53%) Telecoms
10 58 (0.93%) Legal
11 57 (0.92%) Back Office
12 52 (0.84%) Electronics
13 51 (0.82%) Manufacturing
14 41 (0.66%) Law
15 38 (0.61%) Financial Institution
16 25 (0.40%) Advertising
17 16 (0.26%) Pharmaceutical
18 14 (0.22%) Automotive
19 13 (0.21%) Retail Banking
20 10 (0.16%) Local Government
Job Titles
1 4730 (75.97%) Developer
2 1749 (28.09%) Java Developer
3 923 (14.82%) Senior Developer
4 798 (12.82%) Agile Developer
5 714 (11.47%) .NET Developer
6 610 (9.80%) JavaScript Developer
7 595 (9.56%) C# Developer
8 512 (8.22%) Agile Java Developer
9 446 (7.16%) Senior Java Developer
10 374 (6.01%) C# .NET Developer
11 329 (5.28%) Front End Developer (Client-Side Developer)
12 287 (4.61%) Scala Developer
13 282 (4.53%) ASP.NET MVC Developer
14 263 (4.22%) Angular Developer
15 224 (3.60%) Software Engineer
16 209 (3.36%) Full Stack Developer
17 208 (3.34%) Web Developer
18 199 (3.20%) Senior Agile Developer
19 192 (3.08%) Architect
20 190 (3.05%) Analyst
Libraries, Frameworks & Software Standards
1 2006 (32.22%) HTML
2 1650 (26.50%) CSS
3 1354 (21.75%) .NET
4 1267 (20.35%) AngularJS
5 1186 (19.05%) HTML5
6 1145 (18.39%) Spring
7 1127 (18.10%) Web Services
8 972 (15.61%) REST
9 799 (12.83%) jQuery
10 784 (12.59%) RESTful
11 755 (12.13%) CSS3
12 742 (11.92%) Node.js
13 619 (9.94%) ASP.NET
14 566 (9.09%) XML
15 511 (8.21%) Hibernate
16 452 (7.26%) ASP.NET MVC
17 429 (6.89%) JSON
18 422 (6.78%) React
19 417 (6.70%) J2EE
20 400 (6.42%) SOAP
Miscellaneous
1 362 (5.81%) User Experience
2 268 (4.30%) Analytical Skills
3 211 (3.39%) Mobile App
4 178 (2.86%) Enterprise Software
5 150 (2.41%) Computer Science
6 136 (2.18%) Derivative
7 132 (2.12%) iPad
8 115 (1.85%) Foreign Exchange (FX)
9 71 (1.14%) Inversion of Control
10 68 (1.09%) Fixed Income
11 65 (1.04%) Algorithms
12 59 (0.95%) Fintech
13 57 (0.92%) Digital Media
14 56 (0.90%) iPhone
15 50 (0.80%) STB
16 48 (0.77%) Data Structures
17 47 (0.75%) Social Media
18 46 (0.74%) N-Tier
19 41 (0.66%) Mathematics
20 39 (0.63%) MPEG
Operating Systems
1 695 (11.16%) Linux
2 362 (5.81%) Unix
3 273 (4.38%) Windows
4 256 (4.11%) Apple iOS
5 215 (3.45%) Android
6 62 (1.00%) Mac OS X
7 43 (0.69%) Windows Server
8 42 (0.67%) Red Hat Enterprise Linux
9 23 (0.37%) Ubuntu
10 22 (0.35%) CentOS
10 22 (0.35%) Mac OS
11 18 (0.29%) Windows Phone
12 9 (0.14%) webOS
12 9 (0.14%) Windows Phone 7
13 8 (0.13%) Solaris
14 6 (0.096%) Windows Server 2012
15 4 (0.064%) Debian
15 4 (0.064%) Oracle Linux
15 4 (0.064%) VMS
15 4 (0.064%) Windows Server 2008
Processes & Methodologies
1 4998 (80.28%) Agile Software Development
2 2483 (39.88%) BDD
3 2234 (35.88%) Scrum
4 1582 (25.41%) Continuous Integration
5 1133 (18.20%) MVC
6 922 (14.81%) Pair Programming
7 914 (14.68%) OO
8 839 (13.48%) Software Engineering
9 733 (11.77%) Kanban
10 694 (11.15%) E-Commerce
11 607 (9.75%) Web Development
12 571 (9.17%) Unit Testing
13 565 (9.07%) Open Source
14 562 (9.03%) DevOps
15 506 (8.13%) Continuous Delivery
16 461 (7.40%) Front End Development
17 421 (6.76%) SOA
18 419 (6.73%) Microservices
19 403 (6.47%) SDLC
20 362 (5.81%) Multithreading
Programming Languages
1 2993 (48.07%) Java
2 2508 (40.28%) JavaScript
3 1430 (22.97%) C#
4 1140 (18.31%) SQL
5 611 (9.81%) Scala
6 561 (9.01%) Ruby
7 514 (8.26%) Python
8 297 (4.77%) PHP
9 278 (4.47%) C++
10 197 (3.16%) Groovy
11 161 (2.59%) C
12 150 (2.41%) T-SQL
13 138 (2.22%) PL/SQL
14 133 (2.14%) Perl
15 127 (2.04%) Objective-C
16 117 (1.88%) Go
17 107 (1.72%) ES6
18 105 (1.69%) Clojure
19 93 (1.49%) Bash Shell
20 82 (1.32%) TypeScript
Qualifications
1 290 (4.66%) Degree
2 260 (4.18%) Security Cleared
3 131 (2.10%) SC Cleared
4 83 (1.33%) ISEB
5 72 (1.16%) ISTQB
6 59 (0.95%) DV Cleared
7 49 (0.79%) BPSS Clearance
8 28 (0.45%) Microsoft Certification
9 18 (0.29%) ISTQB Foundation Certification
10 13 (0.21%) BC Cleared
11 12 (0.19%) MCSD
12 11 (0.18%) MCPD
13 9 (0.14%) MCITP
14 8 (0.13%) CCEA
14 8 (0.13%) Citrix Certification
15 7 (0.11%) ISTQB Advanced Certification
16 6 (0.096%) PhD
17 5 (0.080%) PMI Certification
18 3 (0.048%) ITIL Certification
18 3 (0.048%) Sun Certification
Quality Assurance & Compliance
1 352 (5.65%) QA
2 64 (1.03%) Disclosure Scotland
3 35 (0.56%) SDET
4 15 (0.24%) WCAG
5 14 (0.22%) MiFID
6 12 (0.19%) Data Quality
7 7 (0.11%) HMG Security Policy Framework
7 7 (0.11%) ISO 14001
7 7 (0.11%) ISO 9001
7 7 (0.11%) ISO/IEC 27001
8 4 (0.064%) PCI DSS
8 4 (0.064%) SLA
9 3 (0.048%) WAI
10 2 (0.032%) EMIR
10 2 (0.032%) FATCA
10 2 (0.032%) HL7
10 2 (0.032%) ISO20022
11 1 (0.016%) DO-178B
11 1 (0.016%) Dodd-Frank
11 1 (0.016%) GPG13
System Software
1 295 (4.74%) Docker
2 50 (0.80%) Virtual Machines
3 45 (0.72%) vSphere
4 42 (0.67%) VMware Infrastructure
5 21 (0.34%) HDFS
6 16 (0.26%) Active Directory
7 12 (0.19%) Apache Flume
8 10 (0.16%) Varnish
9 7 (0.11%) GeoWebCache
10 4 (0.064%) LXC
11 3 (0.048%) Apache ZooKeeper
11 3 (0.048%) vCloud
12 2 (0.032%) GridGain
12 2 (0.032%) Platform Symphony
13 1 (0.016%) BitLocker
13 1 (0.016%) Firmware
13 1 (0.016%) Microsoft App-V
13 1 (0.016%) Shibboleth
13 1 (0.016%) VirtualBox
13 1 (0.016%) VMware ESXi
Systems Management
1 191 (3.07%) Puppet
2 129 (2.07%) Opscode Chef
3 76 (1.22%) Ansible
4 34 (0.55%) Kibana
5 27 (0.43%) Graphite
6 23 (0.37%) HP Quality Center
7 21 (0.34%) logstash
8 20 (0.32%) Kubernetes
9 16 (0.26%) yum
10 10 (0.16%) Consul
10 10 (0.16%) Mesos
10 10 (0.16%) Nagios
11 9 (0.14%) Oozie
12 6 (0.096%) Grafana
12 6 (0.096%) Hadoop YARN
12 6 (0.096%) Terraform
13 5 (0.080%) Capistrano
13 5 (0.080%) Control-M
14 4 (0.064%) Salt
14 4 (0.064%) StatsD
Vendors
1 509 (8.18%) Oracle
2 418 (6.71%) Microsoft
3 122 (1.96%) Google
4 96 (1.54%) IBM
5 95 (1.53%) Atlassian
6 74 (1.19%) Red Hat
7 63 (1.01%) Apple
7 63 (1.01%) VMware
8 62 (1.00%) Adobe
9 60 (0.96%) SAP
10 57 (0.92%) Sitecore
11 54 (0.87%) Zend
12 43 (0.69%) HP
13 34 (0.55%) hybris
13 34 (0.55%) Salesforce.com
14 31 (0.50%) Splunk
15 29 (0.47%) ATG
15 29 (0.47%) ESRI
16 28 (0.45%) Sybase
16 28 (0.45%) TIBCO
London
X4 Group
Rate: £250 - 320 per day
Posted: Yesterday
Coventry, West Midlands (County)
Digitech Resourcing Ltd
Rate: From £400 to £500 per day
Posted: Yesterday
London
Oliver Bernard
Rate: £650 - £700 per day
Posted: Yesterday
Swindon, Wiltshire
Sanderson
Rate: £325 - £360 per day
Posted: Yesterday
London
Oliver Bernard
Rate: £450 - £500 per day
Posted: Yesterday
Staffordshire
Oscar
Rate: £200 - £300 per day
Posted: Yesterday
Leeds, West Yorkshire
Oliver Bernard
Rate: £500 - £550 per day +
Posted: Yesterday
Bagshot, Surrey
Stafford-Sharp Associates
Rate: £300 - £375 per day
Posted: Yesterday
North West
Rullion IT Plus
Posted: 3 days ago
City, London
Oscar
Rate: £300 - £3400 per day
Posted: Yesterday
West London
ninesharp
Posted: 2 days ago
Manchester, Lancashire
Oliver Bernard
Rate: £500 - £550 per day +
Posted: 2 days ago
London
Austin Fraser
Rate: £350.00 - £450.00 per day
Posted: 3 days ago
Cambridge, Cambridgeshire
Opus Recruitment Solutions Ltd
Rate: £400 - £470 per annum
Posted: 5 days ago
City, London
Data Idols
Rate: From £400 to £500 per day
Posted: 3 days ago
London
Oliver Bernard
Rate: £400 - £450 per day
Posted: 3 days ago
London
Oliver Bernard
Rate: £500 - £550 per day
Posted: 3 days ago
London
Montash
Rate: £400 - £500 per day + Negotiable
Posted: 2 days ago
South East
Mortimer Spinks
Rate: £400 - £450 per day
Posted: Yesterday
Warrington, Cheshire
Circle Recruitment
Rate: £300 - £350 per day
Posted: 3 days ago
London
Oliver Bernard
Rate: £500 - £550 per day
Posted: 3 days ago
Redhill, Surrey
The Bridge Ltd
Rate: £300 per annum
Posted: Yesterday
London
Harvey Nash plc
Rate: £500 - £700 per day
Posted: 3 days ago
London
McGregor Boyall
Rate: £550 - £650 per day + depending on experience
Posted: Yesterday
London
Oliver Bernard
Rate: £500 - £600 per day
Posted: 4 days ago
West London
Experis Ltd
Rate: £500 - £580 per annum
Posted: Yesterday
London
Oliver Bernard
Rate: £800 - £900 per day
Posted: 3 days ago
Cheshire
Oscar
Rate: £350 - £450 per day
Posted: 2 days ago
Sheffield, South Yorkshire
Mortimer Spinks
Rate: £400 - £450 per annum
Posted: 4 days ago
London
Avion Recruitment Solutions
Rate: Competitive Rates
Posted: 2 days ago