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 26 August 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
26 Aug 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 30 31 38
Rank change year-on-year
+1 +7
Contract jobs citing TDD 3205 3158 2647
As % of all contract IT jobs located in the UK 5.92% 5.41% 4.69%
As % of the Processes & Methodologies category 7.16% 6.73% 5.98%
Number of daily rates quoted 2568 2384 1988
Median daily rate £450 £430 £415
Median daily rate % change year-on-year
+4.65% +3.61%
90% offered a daily rate of more than £350 £325 £322
10% offered a daily rate of more than £575 £575 £550
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 11 15 13
Median hourly rate £40.00 £45.00 £71.00
Median hourly rate % change year-on-year
-11.11% -36.61%
UK excluding London median hourly rate £40.00 £45.00 £71.00
% change year-on-year
-11.11% -36.61%

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
44771 46893 44277
As % of all contract IT jobs located in the UK 82.75% 80.29% 78.48%
Number of daily rates quoted 29557 30468 27430
Median daily rate £438 £425 £405
Median daily rate % change year-on-year
+2.94% +4.93%
90% offered a daily rate of more than £300 £288 £275
10% offered a daily rate of more than £590 £575 £575
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 1110 1273 1193
Median hourly rate £28.50 £31.44 £23.50
Median hourly rate % change year-on-year
-9.35% +33.78%
90% offered a hourly rate of more than £12.50 £12.50 £12.50
10% offered a hourly rate of more than £52.00 £52.13 £50.00
UK excluding London median hourly rate £30.00 £33.00 £25.75
% change year-on-year
-9.09% +28.15%

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 26 August 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 26 August 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 26 August 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 +2 3026 £450 +2.85% 1096
London +4 1850 £475 - 585
City of London +6 370 £500 - 133
South East -16 314 £425 +6.25% 156
Yorkshire +13 229 £425 +6.25% 61
North West +17 212 £425 +13.33% 98
West Yorkshire +13 195 £425 +13.33% 40
Leeds +9 176 £425 +13.33% 30
South West +6 133 £375 - 65
Manchester +8 120 £434 +15.66% 73
Scotland +9 97 £350 -7.89% 22
East of England -5 95 £450 +9.09% 46
West Midlands -6 95 £425 +21.42% 32
Cheshire +37 65 £389 +4.71% 15
Edinburgh +8 64 £350 -9.67% 11
Bristol +1 64 £425 +6.25% 20
North East -13 60 £350 -17.64% 22
Berkshire -23 60 £413 +13.01% 33
Wales +25 59 £475 +5.55% 17
Tyne and Wear -15 56 £350 -17.64% 20
Oxfordshire -16 56 £438 +8.69% 14
Newcastle upon Tyne -12 55 £350 -17.64% 18
South Wales +20 54 £475 +5.55% 15
East Midlands +12 50 £400 +6.66% 30
Oxford -13 41 £448 +6.54% 5
Birmingham -2 37 £401 +6.80% 6
Surrey -28 35 £488 +21.87% 27
Hampshire -25 34 £350 - 32
East Sussex +20 32 £450 +28.57% 12
West Sussex +15 32 £450 +28.57% 9

TDD
Top 30 Related IT Skills

For the 6 months to 26 August 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 5156 (80.44%) Agile Software Development
2 2984 (46.55%) Java
3 2678 (41.78%) BDD
4 2534 (39.53%) JavaScript
5 2279 (35.55%) Scrum
6 2073 (32.34%) HTML
7 1760 (27.46%) CSS
8 1651 (25.76%) Continuous Integration
9 1470 (22.93%) C#
10 1399 (21.83%) .NET
11 1349 (21.05%) AngularJS
12 1206 (18.81%) HTML5
13 1184 (18.47%) Git (software)
14 1155 (18.02%) MVC
15 1080 (16.85%) Web Services
16 1078 (16.82%) Spring
17 1049 (16.37%) SQL
18 935 (14.59%) REST
19 888 (13.85%) Pair Programming
20 887 (13.84%) OO
21 876 (13.67%) Finance
22 862 (13.45%) Node.js
23 828 (12.92%) Jenkins
24 806 (12.57%) SQL Server
25 794 (12.39%) CSS3
26 791 (12.34%) Software Engineering
27 778 (12.14%) Kanban
28 752 (11.73%) Scala
29 746 (11.64%) RESTful
30 740 (11.54%) jQuery

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
1 234 (3.65%) Elasticsearch
2 204 (3.18%) Tomcat
3 163 (2.54%) Apache Spark
4 160 (2.50%) CMS
5 139 (2.17%) Confluence
6 126 (1.97%) JBoss
7 125 (1.95%) Apache
8 122 (1.90%) WebSphere
9 83 (1.29%) Cloud Foundry
10 78 (1.22%) Mule
11 74 (1.15%) IIS
12 70 (1.09%) WebLogic
13 63 (0.98%) OpenStack
14 52 (0.81%) Jetty
15 49 (0.76%) Apache Solr
15 49 (0.76%) GeoServer
15 49 (0.76%) SharePoint
16 47 (0.73%) nginx
17 39 (0.61%) Adobe Experience Manager
18 31 (0.48%) WebLogic Portal
Applications
1 140 (2.18%) MS Excel
2 21 (0.33%) Photoshop
3 12 (0.19%) MS Office
4 11 (0.17%) MS Visio
5 10 (0.16%) OmniGraffle
6 7 (0.11%) PaintShop Pro
7 6 (0.094%) Adobe Illustrator
8 5 (0.078%) MS Project
9 2 (0.031%) MS PowerPoint
10 1 (0.016%) Fireworks
10 1 (0.016%) GIMP
10 1 (0.016%) Simulink
Business Applications
1 57 (0.89%) Payment Gateway
2 56 (0.87%) SAP Oil and Gas
3 36 (0.56%) Dynamics CRM
4 26 (0.41%) Magento
5 23 (0.36%) Dynamics AX
6 20 (0.31%) Oracle BPM
7 8 (0.12%) Remedy ITSM
8 7 (0.11%) Oracle Retail
9 6 (0.094%) Oracle CRM
10 4 (0.062%) Endur
10 4 (0.062%) IBM Operational Decision Manager
10 4 (0.062%) Oracle Financials
10 4 (0.062%) PeopleSoft Financials
10 4 (0.062%) SDL Web 8
11 3 (0.047%) ION MarketView
12 2 (0.031%) Eloqua
12 2 (0.031%) Oracle Cash Management
12 2 (0.031%) PeopleSoft HCM
12 2 (0.031%) PeopleSoft HRMS
12 2 (0.031%) Unica
Cloud Services
1 620 (9.67%) Amazon AWS
2 432 (6.74%) Microsoft Azure
3 241 (3.76%) GitHub
4 123 (1.92%) Amazon EC2
5 116 (1.81%) PaaS
6 75 (1.17%) SaaS
7 59 (0.92%) Amazon S3
8 50 (0.78%) AWS CloudFormation
9 47 (0.73%) Heroku
10 38 (0.59%) Amazon SQS
10 38 (0.59%) IaaS
11 35 (0.55%) Google Play
12 33 (0.51%) Google Cloud Platform
13 28 (0.44%) Cloud Computing
14 23 (0.36%) AWS Lambda
14 23 (0.36%) OpenShift
15 22 (0.34%) Google Analytics
16 17 (0.27%) TestFlight
17 14 (0.22%) Amazon Kinesis
18 11 (0.17%) CloudBees
Communications & Networking
1 217 (3.39%) HTTP
2 117 (1.83%) Internet
3 40 (0.62%) Network Security
4 34 (0.53%) DVB
5 30 (0.47%) AMQP
6 25 (0.39%) DNS
7 21 (0.33%) SSL
8 20 (0.31%) SNMP
8 20 (0.31%) VPN
9 19 (0.30%) TCP/IP
10 17 (0.27%) HTTPS
11 13 (0.20%) Kerberos
12 11 (0.17%) LDAP
13 10 (0.16%) FTP
14 9 (0.14%) DMZ
15 7 (0.11%) Firewall
16 5 (0.078%) Intranet
16 5 (0.078%) MQTT
16 5 (0.078%) RTSP
17 4 (0.062%) Wi-Fi
Database & Business Intelligence
1 806 (12.57%) SQL Server
2 654 (10.20%) NoSQL
3 612 (9.55%) MongoDB
4 427 (6.66%) MySQL
5 301 (4.70%) PostgreSQL
6 279 (4.35%) Relational Database
7 278 (4.34%) Hadoop
8 271 (4.23%) Apache Cassandra
9 212 (3.31%) Big Data
10 129 (2.01%) Amazon DynamoDB
11 126 (1.97%) Redis
12 98 (1.53%) Oracle Database
13 85 (1.33%) SQL Server 2008
14 77 (1.20%) RDBMS
15 69 (1.08%) Apache Hive
16 66 (1.03%) SQL Server 2012
17 59 (0.92%) Neo4j
18 57 (0.89%) HBase
19 56 (0.87%) DB2
19 56 (0.87%) SQL Server Reporting Services
Development Applications
1 1184 (18.47%) Git (software)
2 828 (12.92%) Jenkins
3 657 (10.25%) Cucumber
4 556 (8.67%) Maven
5 552 (8.61%) Selenium
6 493 (7.69%) JIRA
7 475 (7.41%) JUnit
8 343 (5.35%) Subversion
9 259 (4.04%) Gradle
10 248 (3.87%) Team Foundation Server
11 234 (3.65%) WebDriver
12 233 (3.63%) TeamCity
13 226 (3.53%) Mockito
14 219 (3.42%) Jasmine
15 194 (3.03%) Visual Studio
16 188 (2.93%) SpecFlow
17 184 (2.87%) Grunt
18 168 (2.62%) gulp
19 151 (2.36%) NUnit
20 136 (2.12%) Atlassian Bamboo
General
1 876 (13.67%) Finance
2 468 (7.30%) Banking
3 236 (3.68%) Retail
4 159 (2.48%) Investment Banking
5 127 (1.98%) Marketing
6 123 (1.92%) Publishing
7 121 (1.89%) Front Office
8 95 (1.48%) Telecoms
9 94 (1.47%) Games
10 75 (1.17%) Back Office
11 66 (1.03%) Manufacturing
12 60 (0.94%) Electronics
13 49 (0.76%) Financial Institution
14 41 (0.64%) Advertising
15 37 (0.58%) Legal
16 35 (0.55%) Law
17 17 (0.27%) Pharmaceutical
18 11 (0.17%) Automotive
18 11 (0.17%) Local Government
18 11 (0.17%) Retail Banking
Job Titles
1 4803 (74.93%) Developer
2 1630 (25.43%) Java Developer
3 978 (15.26%) Senior Developer
4 747 (11.65%) Agile Developer
5 738 (11.51%) .NET Developer
6 616 (9.61%) C# Developer
7 586 (9.14%) JavaScript Developer
8 466 (7.27%) Agile Java Developer
9 453 (7.07%) Senior Java Developer
10 392 (6.12%) Front End Developer (Client-Side Developer)
11 359 (5.60%) C# .NET Developer
12 345 (5.38%) Scala Developer
13 267 (4.17%) ASP.NET MVC Developer
14 238 (3.71%) Angular Developer
15 232 (3.62%) Software Engineer
16 219 (3.42%) Full Stack Developer
17 210 (3.28%) HTML Developer
18 202 (3.15%) Senior Agile Developer
18 202 (3.15%) Web Developer
19 199 (3.10%) Node.js Developer
Libraries, Frameworks & Software Standards
1 2073 (32.34%) HTML
2 1760 (27.46%) CSS
3 1399 (21.83%) .NET
4 1349 (21.05%) AngularJS
5 1206 (18.81%) HTML5
6 1080 (16.85%) Web Services
7 1078 (16.82%) Spring
8 935 (14.59%) REST
9 862 (13.45%) Node.js
10 794 (12.39%) CSS3
11 746 (11.64%) RESTful
12 740 (11.54%) jQuery
13 652 (10.17%) ASP.NET
14 558 (8.71%) XML
15 504 (7.86%) Hibernate
15 504 (7.86%) React
16 486 (7.58%) JSON
17 464 (7.24%) ASP.NET MVC
18 407 (6.35%) SOAP
19 403 (6.29%) J2EE
Miscellaneous
1 432 (6.74%) User Experience
2 300 (4.68%) Analytical Skills
3 246 (3.84%) Mobile App
4 189 (2.95%) Enterprise Software
5 156 (2.43%) Computer Science
6 118 (1.84%) iPad
7 113 (1.76%) Derivative
8 78 (1.22%) Foreign Exchange (FX)
9 76 (1.19%) iPhone
10 75 (1.17%) Algorithms
11 69 (1.08%) Fixed Income
12 62 (0.97%) Inversion of Control
12 62 (0.97%) Public Cloud
13 61 (0.95%) Digital Media
14 59 (0.92%) Fintech
15 56 (0.87%) Data Structures
16 51 (0.80%) Blog
17 46 (0.72%) Mathematics
18 43 (0.67%) N-Tier
19 39 (0.61%) Wiki
Operating Systems
1 644 (10.05%) Linux
2 313 (4.88%) Windows
3 308 (4.80%) Apple iOS
4 288 (4.49%) Unix
5 250 (3.90%) Android
6 38 (0.59%) Red Hat Enterprise Linux
7 34 (0.53%) Windows Server
8 22 (0.34%) Mac OS
8 22 (0.34%) Ubuntu
9 18 (0.28%) Mac OS X
10 15 (0.23%) CentOS
10 15 (0.23%) Windows Phone
11 10 (0.16%) webOS
11 10 (0.16%) Windows Phone 7
12 8 (0.12%) Solaris
13 7 (0.11%) VMS
14 6 (0.094%) Oracle Linux
14 6 (0.094%) Windows Server 2012
15 5 (0.078%) Windows Server 2008
16 4 (0.062%) Windows Mobile
Processes & Methodologies
1 5156 (80.44%) Agile Software Development
2 2678 (41.78%) BDD
3 2279 (35.55%) Scrum
4 1651 (25.76%) Continuous Integration
5 1155 (18.02%) MVC
6 888 (13.85%) Pair Programming
7 887 (13.84%) OO
8 791 (12.34%) Software Engineering
9 778 (12.14%) Kanban
10 733 (11.44%) E-Commerce
11 682 (10.64%) DevOps
12 666 (10.39%) Web Development
13 665 (10.37%) Open Source
14 601 (9.38%) Unit Testing
15 570 (8.89%) Front End Development
16 522 (8.14%) Microservices
17 491 (7.66%) Continuous Delivery
18 426 (6.65%) SOA
19 401 (6.26%) Test Automation
20 373 (5.82%) Mentoring
Programming Languages
1 2984 (46.55%) Java
2 2534 (39.53%) JavaScript
3 1470 (22.93%) C#
4 1049 (16.37%) SQL
5 752 (11.73%) Scala
6 590 (9.20%) Ruby
7 571 (8.91%) Python
8 294 (4.59%) PHP
9 254 (3.96%) C++
10 196 (3.06%) Groovy
11 176 (2.75%) Objective-C
12 165 (2.57%) C
13 159 (2.48%) T-SQL
14 143 (2.23%) ES6
15 142 (2.22%) Clojure
16 129 (2.01%) PL/SQL
17 124 (1.93%) Apple Swift
18 119 (1.86%) Perl
19 86 (1.34%) Go
19 86 (1.34%) TypeScript
Qualifications
1 320 (4.99%) Security Cleared
2 291 (4.54%) Degree
3 157 (2.45%) SC Cleared
4 73 (1.14%) ISEB
5 67 (1.05%) BPSS Clearance
5 67 (1.05%) DV Cleared
6 63 (0.98%) ISTQB
7 23 (0.36%) Microsoft Certification
8 16 (0.25%) ISTQB Foundation Certification
9 14 (0.22%) BC Cleared
10 11 (0.17%) MCPD
10 11 (0.17%) MCSD
11 9 (0.14%) MCITP
12 8 (0.12%) DBS Check
13 6 (0.094%) ISTQB Advanced Certification
13 6 (0.094%) MCP
14 5 (0.078%) CCEA
14 5 (0.078%) Citrix Certification
14 5 (0.078%) MCAD
14 5 (0.078%) PhD
Quality Assurance & Compliance
1 417 (6.51%) QA
2 74 (1.15%) Disclosure Scotland
3 69 (1.08%) SDET
4 19 (0.30%) Data Quality
5 16 (0.25%) WCAG
6 13 (0.20%) PCI DSS
7 10 (0.16%) MiFID
8 9 (0.14%) ISO 14001
8 9 (0.14%) ISO 9001
9 6 (0.094%) WAI
10 4 (0.062%) FATCA
11 2 (0.031%) ISO20022
11 2 (0.031%) SLA
12 1 (0.016%) DO-178B
12 1 (0.016%) GPG13
12 1 (0.016%) HL7
12 1 (0.016%) HMG Security Policy Framework
12 1 (0.016%) ISO/IEC 27001
12 1 (0.016%) MISRA
12 1 (0.016%) MISRA C
System Software
1 331 (5.16%) Docker
2 75 (1.17%) Virtual Machines
3 43 (0.67%) VMware Infrastructure
4 36 (0.56%) vSphere
5 34 (0.53%) HDFS
6 29 (0.45%) Apache Flume
7 25 (0.39%) Active Directory
8 7 (0.11%) GeoWebCache
8 7 (0.11%) LXC
9 6 (0.094%) Apache ZooKeeper
9 6 (0.094%) Varnish
10 2 (0.031%) GridGain
10 2 (0.031%) Shibboleth
10 2 (0.031%) vCloud
11 1 (0.016%) Firmware
11 1 (0.016%) Microsoft App-V
11 1 (0.016%) VirtualBox
11 1 (0.016%) VMware ESXi
11 1 (0.016%) VMware Workstation
Systems Management
1 221 (3.45%) Puppet
2 183 (2.85%) Opscode Chef
3 115 (1.79%) Ansible
4 35 (0.55%) Kibana
5 32 (0.50%) HP Quality Center
6 24 (0.37%) yum
7 23 (0.36%) Kubernetes
8 18 (0.28%) Graphite
8 18 (0.28%) logstash
9 13 (0.20%) Grafana
9 13 (0.20%) Nagios
10 12 (0.19%) Oozie
10 12 (0.19%) Terraform
11 10 (0.16%) Consul
12 9 (0.14%) Mesos
12 9 (0.14%) StatsD
13 8 (0.12%) Hadoop YARN
14 5 (0.078%) ZABBIX
15 4 (0.062%) Control-M
16 3 (0.047%) Capistrano
Vendors
1 488 (7.61%) Oracle
2 381 (5.94%) Microsoft
3 122 (1.90%) Google
4 106 (1.65%) IBM
5 76 (1.19%) Atlassian
6 72 (1.12%) Sitecore
7 70 (1.09%) Red Hat
8 67 (1.05%) SAP
9 66 (1.03%) Apple
10 62 (0.97%) VMware
11 56 (0.87%) Adobe
12 44 (0.69%) HP
13 42 (0.66%) hybris
14 40 (0.62%) ESRI
15 38 (0.59%) Zend
16 32 (0.50%) MuleSoft
17 31 (0.48%) Salesforce.com
18 27 (0.42%) EPiServer
18 27 (0.42%) Misys
19 26 (0.41%) Facebook
London
Mortimer Spinks
Rate: £450 - £500 per day
Posted: 17 hours ago
London
Oliver Bernard
Rate: £595 - £645 per day
Posted: 12 hours ago
South West London
Harvey Nash plc
Rate: £300 - £375 per day
Posted: 15 hours ago
London
Oliver Bernard
Rate: £500 - £550 per day
Posted: 11 hours ago
Farnborough, Hampshire
Austin Fraser
Rate: £0.00 per annum
Posted: 15 hours ago
City, London
TEKsystems
Rate: £550 - £625 per day
Posted: 17 hours ago
South East London
Energon People
Rate: £500 - £600 per day
Posted: 10 hours ago
City, London
TEKsystems
Rate: £800 - £900 per day
Posted: 13 hours ago
Manchester, Lancashire
Applause IT Innovation
Rate: £300 - £350 per day + Negotiable
Posted: 16 hours ago
Woking, Surrey
Opus Recruitment Solutions Ltd
Rate: £350 - £380 per day
Posted: 10 hours ago
London
Oliver Bernard
Rate: £575 - £600 per day
Posted: 19 hours ago
London
Hydrogen
Posted: 10 hours ago
Bracknell, Berkshire
Lorien Resourcing
Posted: 12 hours ago
Central London / West End
Energon People
Rate: £550 - £650 per day
Posted: Yesterday
Central London / West End
Energon People
Rate: £450 - £550 per day
Posted: Yesterday
Cheshire
Oscar
Rate: £425 per day
Posted: 19 hours ago
Middlesex
TEKsystems
Rate: £400 - £450 per day
Posted: Yesterday
City, London
TEKsystems
Rate: £450 - £500 per day
Posted: 10 hours ago
Woking, Surrey
IntaPeople
Rate: £350 - £380 per day
Posted: 13 hours ago
Leeds, West Yorkshire
Opus Recruitment Solutions Ltd
Rate: £400 - £500 per day
Posted: 2 days ago
London
Arrows Group
Rate: £500 - £600 per day
Posted: Yesterday
Manchester, Lancashire
Rullion IT Plus
Rate: £300 per day
Posted: 16 hours ago
London
Mortimer Spinks
Posted: Yesterday
Central London / West End
Lennon Wright
Rate: From £350 to £500 per day dependant on experience within Javascript
Posted: 2 days ago
London
Oliver Bernard
Rate: £500 - £525 per annum
Posted: 11 hours ago
London
Tiro Partners
Rate: £400 - £450 per day
Posted: 2 days ago
London
Oliver Bernard
Rate: £450 - £500 per day
Posted: 3 days ago
Chester, Cheshire
E-synergy Solutions
Rate: £400 - £450 per annum
Posted: 16 hours ago
Bristol, Avon
Fuse
Posted: Yesterday
Manchester, Lancashire
Stafford-Sharp Associates
Rate: £375.00 - £525.00 per day
Posted: Yesterday