The table below looks at the statistics for TDD skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 9 February 2016 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
9 Feb 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 16 22 30
Rank change year-on-year
+6 +8
Contract jobs citing TDD 1741 1426 1276
As % of all contract IT jobs located in London 8.20% 6.73% 5.80%
As % of the Processes & Methodologies category 9.83% 8.38% 7.21%
Number of daily rates quoted 1435 1152 998
Average daily rate £493 £450 £425
Average daily rate % change year-on-year
+9.44% +5.88%
90% offered a daily rate of more than £375 £350 £310
10% offered a daily rate of more than £600 £600 £575
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 4 0 4
Average hourly rate £50.00 - £43.10
UK excluding London average hourly rate £40.00 £36.00 £36.50
% change year-on-year
+11.11% -1.36%
TDD
England

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

Processes & Methodologies Category
London
Contract IT job ads with a match in the
Processes & Methodologies category
17711 17014 17700
As % of all contract IT jobs located in London 83.46% 80.30% 80.49%
Number of daily rates quoted 12656 12172 12163
Average daily rate £475 £450 £438
Average daily rate % change year-on-year
+5.55% +2.85%
90% offered a daily rate of more than £325 £310 £300
10% offered a daily rate of more than £625 £600 £600
UK excluding London average daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 218 200 242
Average hourly rate £22.12 £22.00 £24.00
Average hourly rate % change year-on-year
+0.52% -8.33%
90% offered a hourly rate of more than £12.50 £11.59 £14.35
10% offered a hourly rate of more than £50.99 £50.00 £72.25
UK excluding London average hourly rate £40.00 £27.50 £27.50
% change year-on-year
+45.45% -

TDD
Jobs Demand Trend in London

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

TDD Jobs Demand Trend in London

TDD
Daily Rate Trend in London

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

TDD Daily Rate Trend in London

TDD
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the London region over the 3 months to 9 February 2016.

TDD Daily Rate Histogram in London

TDD
Hourly Rate Trend in London

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

TDD Hourly Rate Trend in London

TDD
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the London region over the 3 months to 9 February 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
(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
City of London +3 282 £525 +14.06% 158
Croydon +6 19 £400 +23.07% 1
Canary Wharf +2 7 £625 -13.79%
Hammersmith +4 5 £310 -34.21% 3
Westminster -1 5 £443 -22.10%
Enfield +7 4 £625 +38.88%
Uxbridge +1 3 £225 -37.06%
Twickenham - 3 £400 - 2
Osterley -4 2 £488 -2.50%
Feltham - 2 £375 -
Wembley - 2 £538 -
Hounslow +2 1 £488 -
Isleworth -1 1 £450 +19.20%
Romford - 1 £375 -
Greenwich - 1 £450 -
Ilford - 1 £350 -
Harrow - 1 £325 -
TDD
England

TDD
Top 30 Related IT Skills in London

For the 6 months to 9 February 2016, IT contractor jobs across the London region 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 2906 (79.44%) Agile Software Development
2 1619 (44.26%) BDD
3 1613 (44.10%) Java
4 1547 (42.29%) JavaScript
5 1310 (35.81%) HTML
6 1245 (34.03%) Scrum
7 1048 (28.65%) CSS
8 939 (25.67%) AngularJS
9 894 (24.44%) Continuous Integration
10 828 (22.64%) HTML5
11 797 (21.79%) C#
12 795 (21.73%) Git (software)
13 720 (19.68%) .NET
14 667 (18.23%) Pair Programming
15 664 (18.15%) MVC
16 656 (17.93%) Web Services
17 637 (17.41%) Spring
18 620 (16.95%) SQL
19 596 (16.29%) OO
20 581 (15.88%) REST
21 562 (15.36%) CSS3
22 561 (15.34%) Node.js
23 537 (14.68%) RESTful
24 510 (13.94%) Finance
25 486 (13.29%) NoSQL
26 483 (13.20%) MongoDB
27 461 (12.60%) Jenkins
28 440 (12.03%) SQL Server
29 432 (11.81%) jQuery
30 430 (11.76%) Linux

TDD
Top Related IT Skills in London by Category

For the 6 months to 9 February 2016, IT contractor jobs across the London region 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
1 561 (15.34%) Node.js
2 214 (5.85%) Tomcat
3 155 (4.24%) Apache
4 128 (3.50%) Jetty
5 108 (2.95%) CMS
5 108 (2.95%) Confluence
6 105 (2.87%) Apache Spark
7 101 (2.76%) JBoss
8 57 (1.56%) Elasticsearch
9 54 (1.48%) Apache Solr
10 39 (1.07%) Oracle Coherence
11 37 (1.01%) WebSphere
12 33 (0.90%) Mule
13 31 (0.85%) IIS
14 29 (0.79%) Adobe Experience Manager
15 26 (0.71%) Umbraco
16 24 (0.66%) Drupal
17 23 (0.63%) WebLogic
18 21 (0.57%) Apache Pig
18 21 (0.57%) nginx
Applications
1 64 (1.75%) MS Excel
2 17 (0.46%) Photoshop
3 6 (0.16%) MS Visio
4 5 (0.14%) Adobe Illustrator
5 4 (0.11%) OmniGraffle
6 3 (0.082%) Fireworks
6 3 (0.082%) MS Office
7 2 (0.055%) PaintShop Pro
Business Applications
1 39 (1.07%) Payment Gateway
2 14 (0.38%) Dynamics CRM
3 9 (0.25%) RMDS
4 8 (0.22%) SAP Oil and Gas
5 7 (0.19%) ION MarketView
6 5 (0.14%) Endur
7 4 (0.11%) BigMachines
7 4 (0.11%) Eloqua
8 3 (0.082%) Dynamics AX
8 3 (0.082%) Magento
9 2 (0.055%) BusinessWorks
9 2 (0.055%) Oracle Applications
9 2 (0.055%) Oracle BPM
10 1 (0.027%) Adaptiv
10 1 (0.027%) Global One
10 1 (0.027%) Markit EDM
10 1 (0.027%) Oracle EBS
10 1 (0.027%) Summit
10 1 (0.027%) SunGard Martini
10 1 (0.027%) Teamcenter
Cloud Services
1 354 (9.68%) Amazon AWS
2 187 (5.11%) GitHub
3 122 (3.34%) Microsoft Azure
4 41 (1.12%) Amazon EC2
5 40 (1.09%) Heroku
6 34 (0.93%) AWS CloudFormation
7 29 (0.79%) Cloud Computing
8 26 (0.71%) SaaS
9 19 (0.52%) Amazon S3
10 17 (0.46%) PaaS
11 16 (0.44%) Amazon SQS
11 16 (0.44%) Google Cloud Platform
12 12 (0.33%) AWS Lambda
13 7 (0.19%) Amazon Kinesis
13 7 (0.19%) Force.com
14 6 (0.16%) IaaS
15 5 (0.14%) Amazon CloudWatch
15 5 (0.14%) Google Analytics
16 4 (0.11%) Google Compute Engine
16 4 (0.11%) Rackspace Cloud
Communications & Networking
1 179 (4.89%) HTTP
2 73 (2.00%) Internet
3 60 (1.64%) TCP/IP
4 14 (0.38%) DVB
5 11 (0.30%) Firewall
6 10 (0.27%) VPN
7 9 (0.25%) SNMP
8 7 (0.19%) SSL
9 6 (0.16%) HTTPS
9 6 (0.16%) Intranet
9 6 (0.16%) SNA
10 5 (0.14%) DSL
10 5 (0.14%) FTP
11 4 (0.11%) Multicast
11 4 (0.11%) Reverse Proxy
11 4 (0.11%) Skype
12 3 (0.082%) DMZ
12 3 (0.082%) Network Security
13 2 (0.055%) iBeacon
13 2 (0.055%) NFC
Database & Business Intelligence
1 486 (13.29%) NoSQL
2 483 (13.20%) MongoDB
3 440 (12.03%) SQL Server
4 296 (8.09%) Apache Cassandra
4 296 (8.09%) MySQL
5 165 (4.51%) Relational Database
6 160 (4.37%) Hadoop
7 159 (4.35%) PostgreSQL
8 148 (4.05%) Big Data
9 115 (3.14%) Redis
10 60 (1.64%) HBase
10 60 (1.64%) SQL Server 2008
11 56 (1.53%) SQL Server Reporting Services
12 55 (1.50%) SQL Server Integration Services
13 52 (1.42%) SQL Server 2012
14 47 (1.28%) Neo4j
15 43 (1.18%) SQL Server Analysis Services
16 42 (1.15%) Amazon DynamoDB
16 42 (1.15%) Apache Hive
17 32 (0.87%) Oracle Database
Development Applications
1 795 (21.73%) Git (software)
2 461 (12.60%) Jenkins
3 349 (9.54%) Cucumber
4 336 (9.19%) Maven
5 281 (7.68%) JIRA
6 241 (6.59%) Subversion
7 240 (6.56%) Selenium
8 229 (6.26%) JUnit
8 229 (6.26%) Mockito
9 194 (5.30%) Jasmine
10 146 (3.99%) Gradle
11 133 (3.64%) TeamCity
12 131 (3.58%) Grunt
13 118 (3.23%) Team Foundation Server
14 113 (3.09%) NUnit
15 103 (2.82%) Protractor
16 100 (2.73%) SpecFlow
17 99 (2.71%) gulp
18 92 (2.52%) Karma Test Runner
19 90 (2.46%) Mocha
General
1 510 (13.94%) Finance
2 393 (10.74%) Banking
3 176 (4.81%) Front Office
4 167 (4.57%) Investment Banking
5 91 (2.49%) Retail
6 78 (2.13%) Games
7 63 (1.72%) Marketing
8 62 (1.69%) Publishing
9 45 (1.23%) Telecoms
10 21 (0.57%) Financial Institution
11 20 (0.55%) Back Office
12 19 (0.52%) Advertising
13 17 (0.46%) Law
14 9 (0.25%) Electronics
15 8 (0.22%) Legal
15 8 (0.22%) Manufacturing
16 7 (0.19%) International Banking
17 5 (0.14%) Billing
17 5 (0.14%) Interactive Media
18 4 (0.11%) Hungarian Language
Job Titles
1 2953 (80.73%) Developer
2 986 (26.95%) Java Developer
3 511 (13.97%) JavaScript Developer
4 489 (13.37%) Senior Developer
5 485 (13.26%) Agile Developer
6 379 (10.36%) .NET Developer
7 355 (9.70%) C# Developer
8 287 (7.85%) Agile Java Developer
9 269 (7.35%) Front End Developer (Client-Side Developer)
10 262 (7.16%) Angular Developer
11 223 (6.10%) Senior Java Developer
12 210 (5.74%) C# .NET Developer
13 169 (4.62%) Scala Developer
14 162 (4.43%) ASP.NET MVC Developer
15 159 (4.35%) Node.js Developer
16 158 (4.32%) ASP.NET Developer
17 156 (4.26%) HTML Developer
18 134 (3.66%) Full Stack Developer
19 123 (3.36%) Analyst
20 121 (3.31%) Architect
Libraries, Frameworks & Software Standards
1 1310 (35.81%) HTML
2 1048 (28.65%) CSS
3 939 (25.67%) AngularJS
4 828 (22.64%) HTML5
5 720 (19.68%) .NET
6 656 (17.93%) Web Services
7 637 (17.41%) Spring
8 581 (15.88%) REST
9 562 (15.36%) CSS3
10 537 (14.68%) RESTful
11 432 (11.81%) jQuery
12 402 (10.99%) ASP.NET
13 287 (7.85%) ASP.NET MVC
13 287 (7.85%) XML
14 281 (7.68%) React
15 273 (7.46%) JSON
16 263 (7.19%) Sass
17 261 (7.14%) Hibernate
18 219 (5.99%) WCF
19 213 (5.82%) SOAP
Miscellaneous
1 230 (6.29%) User Experience
2 122 (3.34%) Analytical Skills
3 112 (3.06%) Computer Science
4 108 (2.95%) Derivative
5 104 (2.84%) Mobile App
6 83 (2.27%) Foreign Exchange (FX)
7 70 (1.91%) Enterprise Software
8 61 (1.67%) iPad
9 57 (1.56%) Equity Derivative
10 54 (1.48%) Fixed Income
10 54 (1.48%) Inversion of Control
11 43 (1.18%) Fintech
12 40 (1.09%) Data Structures
12 40 (1.09%) STB
13 39 (1.07%) Algorithms
14 35 (0.96%) Equities
15 34 (0.93%) iPhone
15 34 (0.93%) Mathematics
16 30 (0.82%) Grid Computing
17 29 (0.79%) Blog
Operating Systems
1 430 (11.76%) Linux
2 229 (6.26%) Unix
3 146 (3.99%) Apple iOS
4 130 (3.55%) Android
5 110 (3.01%) Windows
6 55 (1.50%) CentOS
7 44 (1.20%) Ubuntu
8 42 (1.15%) Mac OS X
9 18 (0.49%) Red Hat Enterprise Linux
10 13 (0.36%) Windows Server
11 12 (0.33%) Windows Phone
12 8 (0.22%) Solaris
13 6 (0.16%) Windows 8
14 4 (0.11%) Debian
14 4 (0.11%) Windows 7
14 4 (0.11%) Windows Mobile
14 4 (0.11%) Windows Phone 8
15 3 (0.082%) Mac OS
16 2 (0.055%) CoreOS
16 2 (0.055%) Windows 10
Processes & Methodologies
1 2906 (79.44%) Agile Software Development
2 1619 (44.26%) BDD
3 1245 (34.03%) Scrum
4 894 (24.44%) Continuous Integration
5 667 (18.23%) Pair Programming
6 664 (18.15%) MVC
7 596 (16.29%) OO
8 414 (11.32%) Kanban
9 395 (10.80%) E-Commerce
10 344 (9.40%) Front End Development
10 344 (9.40%) Software Engineering
11 324 (8.86%) Unit Testing
12 311 (8.50%) Continuous Delivery
12 311 (8.50%) Multithreading
13 288 (7.87%) Open Source
14 237 (6.48%) DevOps
15 220 (6.01%) SDLC
16 215 (5.88%) SOA
17 212 (5.80%) Automated Testing
18 193 (5.28%) Test Automation
Programming Languages
1 1613 (44.10%) Java
2 1547 (42.29%) JavaScript
3 797 (21.79%) C#
4 620 (16.95%) SQL
5 379 (10.36%) Ruby
6 371 (10.14%) Python
7 351 (9.60%) Scala
8 240 (6.56%) PHP
9 186 (5.08%) Groovy
10 151 (4.13%) C++
11 89 (2.43%) T-SQL
12 88 (2.41%) Objective-C
13 80 (2.19%) ES6
14 74 (2.02%) Perl
15 57 (1.56%) C
16 55 (1.50%) Bash Shell
17 54 (1.48%) Apple Swift
18 50 (1.37%) Shell Script
19 49 (1.34%) PL/SQL
20 48 (1.31%) Clojure
Qualifications
1 188 (5.14%) Degree
2 108 (2.95%) Security Cleared
3 54 (1.48%) SC Cleared
4 37 (1.01%) ISEB
5 36 (0.98%) ISTQB
6 20 (0.55%) DV Cleared
7 19 (0.52%) ISTQB Foundation Certification
8 10 (0.27%) BPSS Clearance
9 8 (0.22%) Microsoft Certification
10 6 (0.16%) MCPD
11 5 (0.14%) MCSD
11 5 (0.14%) PMI Certification
11 5 (0.14%) PMP
12 4 (0.11%) CTC Cleared
12 4 (0.11%) Sun Certification
13 1 (0.027%) ISTQB Advanced Certification
13 1 (0.027%) MCSA
13 1 (0.027%) MCSE
Quality Assurance & Compliance
1 222 (6.07%) QA
2 17 (0.46%) SDET
3 12 (0.33%) Disclosure Scotland
4 8 (0.22%) MiFID
5 6 (0.16%) SLA
6 5 (0.14%) WCAG
7 4 (0.11%) EMIR
8 3 (0.082%) Basel III
8 3 (0.082%) CRD IV
8 3 (0.082%) Sarbanes-Oxley
9 2 (0.055%) HL7
10 1 (0.027%) Data Quality
10 1 (0.027%) Dodd-Frank
10 1 (0.027%) FATCA
10 1 (0.027%) PCI DSS
10 1 (0.027%) WAI
System Software
1 207 (5.66%) Docker
2 29 (0.79%) Apache Flume
3 20 (0.55%) VMware Infrastructure
4 19 (0.52%) HDFS
5 16 (0.44%) Varnish
6 11 (0.30%) vSphere
7 9 (0.25%) vCloud
8 7 (0.19%) Apache ZooKeeper
9 5 (0.14%) Oracle RAC
10 3 (0.082%) Active Directory
11 2 (0.055%) Platform Symphony
12 1 (0.027%) KVM
12 1 (0.027%) Samba
12 1 (0.027%) XenApp
Systems Management
1 111 (3.03%) Opscode Chef
2 93 (2.54%) Puppet
3 41 (1.12%) Ansible
4 39 (1.07%) Graphite
5 25 (0.68%) Mesos
6 18 (0.49%) Capistrano
6 18 (0.49%) Oozie
7 17 (0.46%) Kubernetes
8 13 (0.36%) logstash
8 13 (0.36%) Salt
9 12 (0.33%) yum
10 11 (0.30%) ZABBIX
11 10 (0.27%) Ambari
12 9 (0.25%) Kibana
13 8 (0.22%) HP Quality Center
13 8 (0.22%) Rundeck
14 6 (0.16%) Hadoop YARN
15 3 (0.082%) HAProxy
16 2 (0.055%) CFEngine
16 2 (0.055%) Control-M
Vendors
1 266 (7.27%) Microsoft
2 254 (6.94%) Oracle
3 50 (1.37%) Google
4 47 (1.28%) Sybase
5 40 (1.09%) Atlassian
6 38 (1.04%) SOASTA, Inc
7 36 (0.98%) Adobe
8 32 (0.87%) VMware
9 31 (0.85%) Zend
10 28 (0.77%) Red Hat
11 27 (0.74%) Apple
11 27 (0.74%) ATG
11 27 (0.74%) hybris
12 25 (0.68%) Twitter
13 24 (0.66%) Salesforce.com
14 23 (0.63%) Sitecore
15 22 (0.60%) Endeca
15 22 (0.60%) IBM
16 21 (0.57%) DataSynapse
17 17 (0.46%) Perforce
London
Oliver Bernard
Rate: £500 - £600 per day
Posted: 16 hours ago
City, London
Arrows Group
Rate: £400 - £500 per day + negotiable
Posted: 17 hours ago
City, London
GL Global
Posted: 17 hours ago
London
Pioneer Search
Rate: £500 - £550 per day + Excellent
Posted: 17 hours ago
Central London / West End
Nakama
Rate: From £450 to £500 per annum Weekly Pay
Posted: 18 hours ago
City, London
ConSol Partners
Rate: From £400 to £500 per day
Posted: 19 hours ago
City, London
AdRoc Group
Posted: 19 hours ago
City, London
Harvey Nash plc
Rate: £475 - £550 per day
Posted: 21 hours ago
Central London / West End
Client Server
Rate: £475 - £500 per day
Posted: 22 hours ago
London
Data Idols
Rate: From £350 to £450 per day
Posted: 23 hours ago
City, London
Streamline Connections
Rate: £350 - £450 per day + negotiable
Posted: 23 hours ago
City, London
Deerfoot IT Resources Ltd
Rate: £600 - £650 per day
Posted: 23 hours ago
London
Hydrogen Group
Rate: Negotiable
Posted: Yesterday
London
Hydrogen Group
Rate: £450.00 - £535.00 per day
Posted: Yesterday
London
Staffworx Ltd
Rate: market rates or excellent salary, 6 months initial contract
Posted: Yesterday
London
McGregor Boyall
Rate: £550 - £650 per day
Posted: Yesterday
London
Mortimer Spinks
Rate: £350 - £400 per day
Posted: 3 days ago
London
Mortimer Spinks
Rate: £350 - £400 per day
Posted: 3 days ago
City, London
ARC IT Recruitment Ltd
Rate: Up to £250 per day
Posted: 3 days ago
London
TEKsystems
Rate: £550 - £600 per day
Posted: 3 days ago
City, London
McGregor Boyall
Rate: £550 - £600 per day + depending on experience
Posted: 3 days ago
London
TEKsystems
Rate: £400 - £440 per day
Posted: 3 days ago
London
Linux Recruit
Rate: From £350 to £500 per annum
Posted: 3 days ago
London
Staffworx Ltd
Rate: market rates or excellent salary, 6 months initial contract
Posted: 3 days ago
London
Pioneer Search
Rate: £400 - £500 per day
Posted: 4 days ago
London
Square One Resources
Rate: From £300 to £400 per day
Posted: 4 days ago
City, London
Vita Exclusive Recruitment/Amelco
Rate: From £350 to £450 per annum
Posted: 4 days ago
City, London
Computer People
Rate: £300.00 - £400.00 per day
Posted: 4 days ago
London
Pioneer Search
Rate: £400 - £500 per day + Excellent depending on experience
Posted: 4 days ago
London
Oliver Bernard
Rate: £650 - £675 per day
Posted: 4 days ago