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 24 February 2017 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
24 Feb 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
UK
Rank 26 30 40
Rank change year-on-year
+4 +10
Contract jobs citing TDD 2924 2945 2409
As % of all contract IT jobs located in the UK 6.44% 5.66% 4.59%
As % of the Processes & Methodologies category 7.78% 6.84% 5.78%
Number of daily rates quoted 2224 2299 1815
Median daily rate £451 £450 £425
Median daily rate % change year-on-year
+0.11% +5.88%
90% offered a daily rate of more than £338 £325 £325
10% offered a daily rate of more than £600 £575 £575
UK excluding London median daily rate £419 £400 £375
% change year-on-year
+4.62% +6.66%
Number of hourly rates quoted 10 18 8
Median hourly rate £44.00 £49.25 £34.50
Median hourly rate % change year-on-year
-10.65% +42.75%
90% offered a hourly rate of more than £35.90 £37.35 £26.85
10% offered a hourly rate of more than £63.30 £67.50 £46.50
UK excluding London median hourly rate £39.00 £40.00 £34.50
% change year-on-year
-2.50% +15.94%

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
37606 43039 41704
As % of all contract IT jobs located in the UK 82.82% 82.75% 79.43%
Number of daily rates quoted 24983 28189 26373
Median daily rate £450 £425 £422
Median daily rate % change year-on-year
+5.88% +0.65%
90% offered a daily rate of more than £300 £295 £278
10% offered a daily rate of more than £600 £600 £575
UK excluding London median daily rate £408 £400 £400
% change year-on-year
+1.87% -
Number of hourly rates quoted 946 1185 1114
Median hourly rate £36.00 £38.00 £26.00
Median hourly rate % change year-on-year
-5.26% +46.15%
90% offered a hourly rate of more than £13.00 £13.00 £12.00
10% offered a hourly rate of more than £55.00 £56.00 £49.50
UK excluding London median hourly rate £36.00 £40.00 £27.50
% change year-on-year
-10.00% +45.45%

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 24 February 2017.

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 24 February 2017.

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 24 February 2017. 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 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 +5 2756 £463 +2.77% 1236
London +2 1602 £488 - 636
City of London +3 314 £500 -4.76% 134
South East +11 305 £413 +4.43% 162
East of England +37 211 £425 -12.82% 75
North West +5 161 £425 +6.25% 102
Yorkshire -3 130 £413 +3.12% 85
West Midlands +29 98 £425 -5.55% 46
South West -3 94 £348 -7.33% 76
North East +17 93 £350 -20.90% 20
West Yorkshire -1 86 £404 +1.00% 51
Scotland +11 85 £405 +11.72% 25
Tyne and Wear +22 83 £350 -19.54% 17
Leeds -3 83 £404 -4.37% 45
Newcastle upon Tyne +17 82 £350 -19.54% 16
Essex +22 77 £463 -9.75% 14
Berkshire +40 75 £413 +10.00% 22
Manchester -12 75 £388 -3.12% 66
East Midlands +30 67 £380 -10.58% 31
Hertfordshire +15 58 £504 -14.07% 21
Edinburgh +16 57 £419 +15.44% 11
Surrey +13 51 £413 -2.94% 23
Hampshire +22 49 £525 +40.00% 45
South Yorkshire +11 44 £425 +21.42% 13
Cambridgeshire +32 43 £338 -18.18% 23
Buckinghamshire -4 41 £395 -7.05% 17
Sheffield +12 38 £425 +6.25% 10
Oxfordshire -6 35 £500 +17.64% 19
Bristol +1 34 £325 -13.33% 26
Reading +14 32 £413 +10.00% 7

TDD
Top 30 Related IT Skills

For the 6 months to 24 February 2017, 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 5078 (80.40%) Agile Software Development
2 2973 (47.07%) Java
3 2878 (45.57%) BDD
4 2324 (36.80%) Scrum
5 2197 (34.78%) JavaScript
6 1734 (27.45%) HTML
7 1559 (24.68%) Continuous Integration
8 1516 (24.00%) CSS
9 1437 (22.75%) C#
10 1341 (21.23%) AngularJS
11 1310 (20.74%) .NET
12 1213 (19.21%) Git (software)
13 1115 (17.65%) Web Services
14 1087 (17.21%) SQL
15 1010 (15.99%) Spring
16 1008 (15.96%) MVC
17 1007 (15.94%) REST
18 1001 (15.85%) HTML5
19 977 (15.47%) Finance
20 939 (14.87%) Jenkins
21 932 (14.76%) Kanban
22 931 (14.74%) RESTful
23 907 (14.36%) Node.js
24 895 (14.17%) OO
25 874 (13.84%) DevOps
26 821 (13.00%) Software Engineering
27 789 (12.49%) Microservices
28 744 (11.78%) Scala
29 736 (11.65%) Pair Programming
30 690 (10.92%) Selenium

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
1 272 (4.31%) Confluence
2 235 (3.72%) Apache Spark
3 230 (3.64%) Elasticsearch
4 187 (2.96%) Tomcat
5 161 (2.55%) Apache
6 132 (2.09%) JBoss
7 125 (1.98%) CMS
8 118 (1.87%) WebSphere
9 107 (1.69%) Oracle SOA Suite
10 81 (1.28%) SharePoint
11 78 (1.23%) WebLogic
12 70 (1.11%) Cloud Foundry
13 67 (1.06%) IIS
14 55 (0.87%) Mule
15 44 (0.70%) BizTalk Server
15 44 (0.70%) OpenStack
16 43 (0.68%) nginx
17 42 (0.66%) Sitecore CMS
18 39 (0.62%) Adobe Experience Manager
19 37 (0.59%) WebSphere Application Server
Applications
1 170 (2.69%) MS Excel
2 22 (0.35%) MS Office
3 19 (0.30%) Photoshop
4 16 (0.25%) MS Visio
5 8 (0.13%) MS PowerPoint
6 7 (0.11%) MS Project
7 4 (0.063%) Adobe Illustrator
8 2 (0.032%) Adobe Creative Suite
8 2 (0.032%) Fireworks
8 2 (0.032%) PaintShop Pro
8 2 (0.032%) Spreadsheet
9 1 (0.016%) HipChat
Business Applications
1 77 (1.22%) Dynamics CRM
1 77 (1.22%) SAP Oil and Gas
2 30 (0.47%) Dynamics AX
3 18 (0.28%) Oracle BPM
4 17 (0.27%) Payment Gateway
5 9 (0.14%) Oracle Cash Management
6 8 (0.13%) ION MarketView
6 8 (0.13%) Oracle EBS
7 7 (0.11%) Oracle Applications
7 7 (0.11%) Oracle EBS R12
7 7 (0.11%) Oracle Payables
8 5 (0.079%) FastStats
8 5 (0.079%) Oracle Retail
9 4 (0.063%) SAP HR
10 3 (0.047%) BusinessWorks
10 3 (0.047%) FLEXCUBE
10 3 (0.047%) Magento
10 3 (0.047%) Temenos T24
10 3 (0.047%) VisionPLUS
11 2 (0.032%) IBM Operational Decision Manager
Cloud Services
1 660 (10.45%) Amazon AWS
2 435 (6.89%) Microsoft Azure
3 224 (3.55%) GitHub
4 151 (2.39%) PaaS
5 96 (1.52%) IaaS
6 88 (1.39%) SaaS
7 81 (1.28%) Amazon EC2
8 43 (0.68%) AWS CloudFormation
9 39 (0.62%) Amazon SQS
10 36 (0.57%) Cloud Computing
11 33 (0.52%) AWS Lambda
12 29 (0.46%) Amazon S3
12 29 (0.46%) Heroku
13 26 (0.41%) Slack
14 19 (0.30%) Google Cloud Platform
15 14 (0.22%) Amazon Kinesis
15 14 (0.22%) Office 365
16 13 (0.21%) AWS Elastic Beanstalk
16 13 (0.21%) CloudBees
16 13 (0.21%) Datadog
Communications & Networking
1 263 (4.16%) HTTP
2 85 (1.35%) Internet
3 44 (0.70%) TCP/IP
4 39 (0.62%) RTSP
5 38 (0.60%) MQTT
6 34 (0.54%) SSL
7 25 (0.40%) AMQP
8 21 (0.33%) Intranet
9 16 (0.25%) DNS
9 16 (0.25%) DVB
10 15 (0.24%) Network Security
11 11 (0.17%) HTTPS
12 9 (0.14%) LDAP
13 8 (0.13%) SNMP
14 7 (0.11%) Extranet
14 7 (0.11%) RTP
14 7 (0.11%) Skype
14 7 (0.11%) X.509
15 6 (0.095%) Kerberos
15 6 (0.095%) VPN
Database & Business Intelligence
1 656 (10.39%) SQL Server
2 606 (9.59%) NoSQL
3 502 (7.95%) MongoDB
4 349 (5.53%) MySQL
5 313 (4.96%) Relational Database
6 312 (4.94%) Big Data
7 283 (4.48%) Hadoop
8 243 (3.85%) PostgreSQL
9 236 (3.74%) Apache Cassandra
10 103 (1.63%) Oracle Database
11 100 (1.58%) HBase
12 95 (1.50%) Redis
13 94 (1.49%) SQL Server 2012
14 83 (1.31%) SQL Server 2008
15 72 (1.14%) SQL Server Integration Services
16 66 (1.04%) RDBMS
17 62 (0.98%) Apache Hive
18 52 (0.82%) DB2
19 46 (0.73%) Neo4j
20 44 (0.70%) SQL Server 2014
Development Applications
1 1213 (19.21%) Git (software)
2 939 (14.87%) Jenkins
3 690 (10.92%) Selenium
4 678 (10.73%) JIRA
5 640 (10.13%) Cucumber
6 517 (8.19%) JUnit
7 495 (7.84%) Maven
8 325 (5.15%) WebDriver
9 291 (4.61%) Mockito
10 286 (4.53%) Team Foundation Server
11 275 (4.35%) Subversion
12 256 (4.05%) Gradle
13 227 (3.59%) Jasmine
14 212 (3.36%) TeamCity
15 186 (2.94%) Grunt
16 185 (2.93%) gulp
17 146 (2.31%) SpecFlow
18 138 (2.18%) NUnit
19 129 (2.04%) Visual Studio
20 123 (1.95%) Eclipse
General
1 977 (15.47%) Finance
2 521 (8.25%) Banking
3 198 (3.13%) Retail
4 184 (2.91%) Investment Banking
5 175 (2.77%) Marketing
6 172 (2.72%) Games
7 143 (2.26%) Front Office
8 131 (2.07%) Telecoms
9 108 (1.71%) Publishing
10 92 (1.46%) Manufacturing
11 90 (1.42%) Back Office
12 77 (1.22%) Electronics
13 58 (0.92%) Advertising
14 32 (0.51%) Automotive
15 22 (0.35%) Financial Institution
16 21 (0.33%) Legal
17 15 (0.24%) Retail Banking
18 14 (0.22%) Law
19 9 (0.14%) Billing
20 7 (0.11%) General Ledger
Job Titles
1 4593 (72.72%) Developer
2 1560 (24.70%) Java Developer
3 821 (13.00%) Senior Developer
4 702 (11.11%) .NET Developer
5 602 (9.53%) C# Developer
6 553 (8.76%) Agile Developer
7 542 (8.58%) JavaScript Developer
8 395 (6.25%) Senior Java Developer
9 373 (5.91%) C# .NET Developer
10 363 (5.75%) Agile Java Developer
11 330 (5.22%) Front End Developer (Client-Side Developer)
12 300 (4.75%) Scala Developer
13 295 (4.67%) Full Stack Developer
14 278 (4.40%) Angular Developer
15 248 (3.93%) Software Engineer
16 227 (3.59%) Architect
17 192 (3.04%) Analyst
18 186 (2.94%) Node.js Developer
19 180 (2.85%) Software Developer
20 162 (2.56%) Senior Agile Developer
Libraries, Frameworks & Software Standards
1 1734 (27.45%) HTML
2 1516 (24.00%) CSS
3 1341 (21.23%) AngularJS
4 1310 (20.74%) .NET
5 1115 (17.65%) Web Services
6 1010 (15.99%) Spring
7 1007 (15.94%) REST
8 1001 (15.85%) HTML5
9 931 (14.74%) RESTful
10 907 (14.36%) Node.js
11 685 (10.85%) CSS3
12 665 (10.53%) JSON
13 632 (10.01%) XML
14 624 (9.88%) React
15 603 (9.55%) ASP.NET
16 601 (9.52%) jQuery
17 449 (7.11%) SOAP
18 401 (6.35%) Hibernate
19 390 (6.17%) ASP.NET MVC
20 365 (5.78%) ASP.NET Web API
Miscellaneous
1 390 (6.17%) User Experience
2 251 (3.97%) Mobile App
3 219 (3.47%) Analytical Skills
4 172 (2.72%) Computer Science
5 131 (2.07%) Fintech
6 106 (1.68%) Algorithms
7 99 (1.57%) Enterprise Software
8 80 (1.27%) Derivative
9 74 (1.17%) Foreign Exchange (FX)
10 69 (1.09%) Data Structures
11 62 (0.98%) Fixed Income
12 60 (0.95%) Virtual Team
13 58 (0.92%) Public Cloud
14 51 (0.81%) iPad
15 47 (0.74%) iPhone
16 46 (0.73%) Video on Demand
17 42 (0.66%) Equities
18 38 (0.60%) Equity Derivative
19 36 (0.57%) Linux Command Line
19 36 (0.57%) Social Media
Operating Systems
1 665 (10.53%) Linux
2 282 (4.46%) Apple iOS
3 276 (4.37%) Android
4 267 (4.23%) Unix
5 239 (3.78%) Windows
6 59 (0.93%) Red Hat Enterprise Linux
7 43 (0.68%) Mac OS X
8 26 (0.41%) Windows Server
9 20 (0.32%) Ubuntu
10 18 (0.28%) Solaris
11 15 (0.24%) CoreOS
12 14 (0.22%) VME
13 10 (0.16%) CentOS
14 8 (0.13%) HPUX
14 8 (0.13%) Windows Phone
15 7 (0.11%) Windows Phone 8
16 6 (0.095%) Mac OS
17 3 (0.047%) VMS
17 3 (0.047%) Windows Server 2012
17 3 (0.047%) Windows XP
Processes & Methodologies
1 5078 (80.40%) Agile Software Development
2 2878 (45.57%) BDD
3 2324 (36.80%) Scrum
4 1559 (24.68%) Continuous Integration
5 1008 (15.96%) MVC
6 932 (14.76%) Kanban
7 895 (14.17%) OO
8 874 (13.84%) DevOps
9 821 (13.00%) Software Engineering
10 789 (12.49%) Microservices
11 736 (11.65%) Pair Programming
12 672 (10.64%) E-Commerce
13 525 (8.31%) Front End Development
14 524 (8.30%) Unit Testing
15 520 (8.23%) Open Source
16 492 (7.79%) Web Development
17 454 (7.19%) Continuous Delivery
18 453 (7.17%) Test Automation
19 431 (6.82%) SOA
20 416 (6.59%) Automated Testing
Programming Languages
1 2973 (47.07%) Java
2 2197 (34.78%) JavaScript
3 1437 (22.75%) C#
4 1087 (17.21%) SQL
5 744 (11.78%) Scala
6 656 (10.39%) Python
7 534 (8.45%) Ruby
8 240 (3.80%) PHP
9 222 (3.51%) C++
10 155 (2.45%) ES6
11 146 (2.31%) Apple Swift
12 138 (2.18%) Objective-C
13 128 (2.03%) C
14 115 (1.82%) Shell Script
15 114 (1.80%) Groovy
15 114 (1.80%) T-SQL
16 109 (1.73%) Go
17 82 (1.30%) Perl
18 74 (1.17%) PowerShell
19 72 (1.14%) Clojure
Qualifications
1 275 (4.35%) Degree
2 250 (3.96%) Security Cleared
3 146 (2.31%) SC Cleared
4 68 (1.08%) ISEB
5 42 (0.66%) BPSS Clearance
6 36 (0.57%) ISTQB
7 35 (0.55%) DV Cleared
8 16 (0.25%) BC Cleared
8 16 (0.25%) ISTQB Foundation Certification
8 16 (0.25%) Microsoft Certification
8 16 (0.25%) Sun Certification
9 12 (0.19%) PhD
10 8 (0.13%) MCAD
10 8 (0.13%) MCSD
11 6 (0.095%) MCTS
12 5 (0.079%) CTC Cleared
12 5 (0.079%) MCP
12 5 (0.079%) MCPD
13 4 (0.063%) CFA
13 4 (0.063%) ITIL Certification
Quality Assurance & Compliance
1 504 (7.98%) QA
2 67 (1.06%) SDET
3 41 (0.65%) WCAG
4 37 (0.59%) Disclosure Scotland
5 26 (0.41%) FATCA
6 23 (0.36%) Data Quality
7 22 (0.35%) MiFID
8 14 (0.22%) EMIR
9 13 (0.21%) PCI DSS
10 12 (0.19%) Dodd-Frank
11 11 (0.17%) SLA
12 3 (0.047%) WAI
13 1 (0.016%) GCP
13 1 (0.016%) HL7
13 1 (0.016%) IFRS
13 1 (0.016%) IFRS 9
13 1 (0.016%) MISRA
13 1 (0.016%) MISRA C
13 1 (0.016%) Sarbanes-Oxley
13 1 (0.016%) SAS 70
System Software
1 472 (7.47%) Docker
2 49 (0.78%) HDFS
3 31 (0.49%) VMware Infrastructure
4 29 (0.46%) Virtual Machines
5 24 (0.38%) Apache Flume
6 19 (0.30%) vSphere
7 15 (0.24%) Active Directory
8 9 (0.14%) Apache ZooKeeper
9 8 (0.13%) LXC
10 7 (0.11%) vCloud
11 6 (0.095%) VirtualBox
12 5 (0.079%) GlusterFS
12 5 (0.079%) Shibboleth
12 5 (0.079%) Varnish
13 4 (0.063%) Firmware
14 3 (0.047%) NFS
15 1 (0.016%) Hyper-V
Systems Management
1 210 (3.32%) Puppet
2 164 (2.60%) Opscode Chef
3 153 (2.42%) Ansible
4 41 (0.65%) Kubernetes
5 34 (0.54%) logstash
6 33 (0.52%) Kibana
7 31 (0.49%) Terraform
8 29 (0.46%) Nagios
9 24 (0.38%) Salt
10 20 (0.32%) Oozie
11 19 (0.30%) HP Quality Center
12 15 (0.24%) Grafana
13 14 (0.22%) Mesos
14 13 (0.21%) ZABBIX
15 11 (0.17%) rkt
16 8 (0.13%) SCOM
17 7 (0.11%) SQL Sentry
18 6 (0.095%) Hadoop YARN
18 6 (0.095%) HockeyApp
18 6 (0.095%) yum
Vendors
1 456 (7.22%) Microsoft
2 439 (6.95%) Oracle
3 123 (1.95%) SAP
4 97 (1.54%) Sitecore
5 68 (1.08%) Google
6 64 (1.01%) IBM
7 59 (0.93%) Splunk
8 55 (0.87%) Red Hat
9 53 (0.84%) Atlassian
9 53 (0.84%) MuleSoft
10 52 (0.82%) hybris
11 48 (0.76%) New Relic
11 48 (0.76%) WSO2
12 43 (0.68%) ATG
13 39 (0.62%) Adobe
13 39 (0.62%) HP
13 39 (0.62%) Perforce
13 39 (0.62%) Solace
14 35 (0.55%) VMware
14 35 (0.55%) Zend
Wiltshire
Explore Recruitment Solutions
Rate: £400 - £450 per day
Posted: 17 hours ago
London
Explore Recruitment Solutions
Rate: £400 - £450 per day
Posted: 17 hours ago
London
Oliver Bernard
Rate: £550 - £575 per day
Posted: 18 hours ago
City, London
Oliver Bernard
Rate: £500 - £550 per day
Posted: 12 hours ago
London
TEKsystems
Rate: £601 - £700 per day
Posted: 12 hours ago
London
Synergize Consulting
Rate: £440 per day
Posted: 14 hours ago
Manchester, Lancashire
Oscar
Rate: £400 - £500 per day
Posted: 12 hours ago
South West
TEKsystems
Rate: £349 - £420 per day
Posted: 19 hours ago
Selby, North Yorkshire
The Bridge Ltd
Rate: £340 per day 6 months
Posted: Yesterday
London
Oliver Bernard
Rate: £450 - £500 per day
Posted: Yesterday
London
Oliver Bernard
Rate: £500 - £550 per day
Posted: Yesterday
City, London
TEKsystems
Rate: £500 - £650 per day
Posted: 10 hours ago
South East London
Energon People
Rate: £500 - £600 per day
Posted: Yesterday
City, London
TEKsystems
Rate: £550 - £650 per day
Posted: 10 hours ago
London
Salt
Rate: £400 - £450 per day
Posted: Yesterday
City, London
Client Server
Rate: £500 to £550 p/day
Posted: 11 hours ago
Oxford, Oxfordshire
Haybrook IT Resourcing Ltd
Posted: 12 hours ago
Central London / West End
Interact Consulting
Rate: 550-600pd
Posted: 16 hours ago
South East London
Oliver Bernard
Rate: £500 - £550 per day
Posted: Yesterday
London
Hays Finance Technology
Rate: £450.00 - £530.00 per day
Posted: 2 days ago
Essex
Oscar
Rate: £325 - £400 per day
Posted: Yesterday
Coventry, West Midlands (County)
Mortimer Spinks
Posted: 2 days ago
Cheshire
Icore Tech
Rate: £400 - £425 per annum
Posted: 17 hours ago
Northamptonshire
Icore Tech
Rate: £400 - £425 per annum
Posted: 17 hours ago
West London
Energon People
Rate: £450 - £550 per day
Posted: 2 days ago
London
Opus Resourcing Ltd
Rate: £550 - £610 per day + 6 Month Contract
Posted: Yesterday
Central London / West End
X4 Group
Rate: £400 - 500 per day
Posted: Yesterday
Hampshire
Sopra Steria Recruitment
Rate: Unspecified
Posted: Yesterday
North London
Experis Ltd
Rate: £300 - £330 per day + DOE
Posted: 2 days ago
Nottingham, Nottinghamshire
Rullion
Posted: Yesterday