The table below looks at the statistics for TDD skills in IT contracts advertised for the City of London region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 29 January 2015 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
29 Jan 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 20 31 25
Rank change year-on-year
+11 -6
Contract jobs citing TDD 350 315 336
As % of all contract IT jobs located in the City of London 7.06% 5.27% 5.84%
As % of the Processes & Methodologies category 8.94% 6.81% 7.66%
Number of daily rates quoted 308 271 298
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£450 £450 £450
90% offered a daily rate of more than £350 £325 £325
10% offered a daily rate of more than £613 £600 £575
UK excluding London average daily rate £375 £363 £350
% change year-on-year
+3.44% +3.57%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £37.50 £35.00 £39.00
% change year-on-year
+7.14% -10.25%
TDD
London

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

Processes & Methodologies Category
City of London
Contract IT job ads with a match in the
Processes & Methodologies category
3916 4623 4387
As % of all contract IT jobs located in the City of London 78.98% 77.31% 76.28%
Number of daily rates quoted 3049 3371 3356
Average daily rate £450 £450 £450
90% offered a daily rate of more than £325 £300 £313
10% offered a daily rate of more than £625 £625 £600
UK excluding London average daily rate £398 £375 £360
% change year-on-year
+6.00% +4.16%
Number of hourly rates quoted 30 49 74
Average hourly rate £22.25 £23.50 £35.00
Average hourly rate % change year-on-year
-5.31% -32.85%
90% offered a hourly rate of more than £12.50 £15.00 £14.60
10% offered a hourly rate of more than £45.50 £77.50 £135.00
UK excluding London average hourly rate £26.00 £27.50 £31.07
% change year-on-year
-5.45% -11.49%

TDD
Jobs Demand Trend in the City of London

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

TDD Jobs Demand Trend in the City of London

TDD
Daily Rate Trend in the City of London

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

TDD Daily Rate Trend in the City of London

TDD
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the City of London region over the 3 months to 29 January 2015.

TDD Daily Rate Histogram in the City of London

TDD
Hourly Rate Trend in the City of London

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

TDD Hourly Rate Trend in the City of London

TDD
Top 30 Related IT Skills in the City of London

For the 6 months to 29 January 2015, IT contractor jobs across the City of 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.

1 578 (82.45%) Agile Software Development
2 306 (43.65%) Java
3 285 (40.66%) BDD
4 250 (35.66%) Scrum
5 242 (34.52%) JavaScript
6 217 (30.96%) C#
7 210 (29.96%) HTML
8 194 (27.67%) .NET
9 169 (24.11%) MVC
10 160 (22.82%) CSS
11 152 (21.68%) Continuous Integration
12 142 (20.26%) SQL
13 128 (18.26%) Web Services
14 117 (16.69%) Finance
14 117 (16.69%) HTML5
15 115 (16.41%) Spring
16 109 (15.55%) OO
16 109 (15.55%) SQL Server
17 108 (15.41%) AngularJS
18 104 (14.84%) jQuery
19 103 (14.69%) E-Commerce
20 99 (14.12%) RESTful
21 97 (13.84%) Git (software)
22 95 (13.55%) ASP.NET
23 76 (10.84%) Selenium
24 75 (10.70%) Banking
25 72 (10.27%) REST
26 70 (9.99%) Hibernate
26 70 (9.99%) XML
27 63 (8.99%) CSS3

TDD
Top Related IT Skills in the City of London by Category

For the 6 months to 29 January 2015, IT contractor jobs across the City of 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 52 (7.42%) Node.js
2 32 (4.56%) CMS
3 23 (3.28%) Adobe CQ
4 17 (2.43%) Sitecore CMS
5 15 (2.14%) Elasticsearch
6 10 (1.43%) SharePoint
6 10 (1.43%) Tomcat
6 10 (1.43%) Umbraco
7 9 (1.28%) Apache
7 9 (1.28%) JBoss
8 8 (1.14%) Kentico
9 7 (1.00%) Apache Spark
10 6 (0.86%) WebLogic
10 6 (0.86%) IIS
11 5 (0.71%) Apache Solr
12 4 (0.57%) Apache Pig
12 4 (0.57%) WebSphere
13 3 (0.43%) nginx
13 3 (0.43%) BizTalk Server
13 3 (0.43%) EPiServer CMS
Applications
1 9 (1.28%) MS Excel
2 3 (0.43%) MS Office
3 2 (0.29%) Spreadsheet
4 1 (0.14%) MS Project
4 1 (0.14%) Photoshop
Business Applications
1 10 (1.43%) ION MarketView
1 10 (1.43%) RMDS
2 9 (1.28%) Dynamics CRM
3 3 (0.43%) Dynamics AX
4 2 (0.29%) BusinessWorks
4 2 (0.29%) SAP Oil and Gas
5 1 (0.14%) Magento
5 1 (0.14%) Google Analytics
5 1 (0.14%) Markit EDM
Cloud Services
1 31 (4.42%) Microsoft Azure
2 11 (1.57%) Amazon AWS
3 4 (0.57%) Cloud Computing
4 3 (0.43%) Force.com
5 2 (0.29%) GitHub
5 2 (0.29%) Amazon EC2
6 1 (0.14%) SaaS
6 1 (0.14%) PaaS
6 1 (0.14%) Amazon SQS
6 1 (0.14%) Amazon ElastiCache
6 1 (0.14%) ElastiCache
6 1 (0.14%) OpenShift
Communications & Networking
1 24 (3.42%) HTTP
2 9 (1.28%) Internet
3 7 (1.00%) TCP/IP
4 6 (0.86%) AMQP
5 5 (0.71%) Intranet
6 3 (0.43%) SSH
7 1 (0.14%) OpenLDAP
7 1 (0.14%) LDAP
7 1 (0.14%) SNMP
7 1 (0.14%) VoIP
7 1 (0.14%) SSL
7 1 (0.14%) MVNO
Database & Business Intelligence
1 109 (15.55%) SQL Server
2 36 (5.14%) MongoDB
3 34 (4.85%) MySQL
4 32 (4.56%) NoSQL
5 27 (3.85%) Big Data
6 24 (3.42%) Relational Database
7 22 (3.14%) Hadoop
8 19 (2.71%) SQL Server 2008
9 18 (2.57%) SQL Server Reporting Services
10 15 (2.14%) Apache Cassandra
11 14 (2.00%) SQL Server Integration Services
12 11 (1.57%) Data Warehouse
13 10 (1.43%) Neo4j
13 10 (1.43%) Redis
14 9 (1.28%) SQL Server 2005
15 7 (1.00%) KDB
15 7 (1.00%) Jackrabbit
16 6 (0.86%) SQL Server 2012
16 6 (0.86%) Couchbase
16 6 (0.86%) CouchDB
Development Applications
1 97 (13.84%) Git (software)
2 76 (10.84%) Selenium
3 53 (7.56%) JIRA
3 53 (7.56%) Cucumber
4 50 (7.13%) Subversion
5 45 (6.42%) JUnit
6 41 (5.85%) Jenkins
7 39 (5.56%) Maven
7 39 (5.56%) WebDriver
8 36 (5.14%) Jasmine
9 33 (4.71%) TeamCity
10 30 (4.28%) SpecFlow
11 27 (3.85%) Mockito
11 27 (3.85%) Visual Studio
12 26 (3.71%) NUnit
13 22 (3.14%) Team Foundation Server
14 18 (2.57%) JMeter
15 17 (2.43%) Hudson
15 17 (2.43%) Atlassian Bamboo
16 16 (2.28%) Eclipse
General
1 117 (16.69%) Finance
2 75 (10.70%) Banking
3 56 (7.99%) Front Office
4 41 (5.85%) Investment Banking
5 20 (2.85%) Retail
6 14 (2.00%) Marketing
7 13 (1.85%) Games
8 10 (1.43%) Advertising
9 7 (1.00%) Back Office
9 7 (1.00%) Telecoms
10 6 (0.86%) Financial Institution
11 4 (0.57%) Publishing
12 3 (0.43%) Legal
12 3 (0.43%) Manufacturing
13 2 (0.29%) Electronics
13 2 (0.29%) Arabic Language
13 2 (0.29%) Hindi Language
14 1 (0.14%) Billing
Job Titles
1 542 (77.32%) Developer
2 179 (25.53%) Java Developer
3 91 (12.98%) Senior Developer
4 78 (11.13%) .NET Developer
5 61 (8.70%) C# Developer
6 39 (5.56%) Senior Java Developer
7 29 (4.14%) Front-End Developer
8 27 (3.85%) C# .NET Developer
8 27 (3.85%) Web Developer
9 26 (3.71%) PHP Developer
9 26 (3.71%) Scala Developer
10 25 (3.57%) Architect
11 24 (3.42%) Agile Java Developer
12 21 (3.00%) Tester
13 16 (2.28%) JavaScript Developer
14 15 (2.14%) ASP.NET Developer
15 14 (2.00%) Technical Leader
16 13 (1.85%) Senior .NET Developer
16 13 (1.85%) Lead Developer
17 12 (1.71%) Analyst
Libraries, Frameworks & Software Standards
1 210 (29.96%) HTML
2 194 (27.67%) .NET
3 160 (22.82%) CSS
4 128 (18.26%) Web Services
5 117 (16.69%) HTML5
6 115 (16.41%) Spring
7 108 (15.41%) AngularJS
8 104 (14.84%) jQuery
9 99 (14.12%) RESTful
10 95 (13.55%) ASP.NET
11 72 (10.27%) REST
12 70 (9.99%) Hibernate
12 70 (9.99%) XML
13 63 (8.99%) CSS3
14 61 (8.70%) ASP.NET MVC
15 58 (8.27%) WCF
16 56 (7.99%) .NET Framework
17 54 (7.70%) Ajax
18 52 (7.42%) J2EE
19 44 (6.28%) Backbone.js
Miscellaneous
1 37 (5.28%) Derivative
2 35 (4.99%) Fixed Income
3 28 (3.99%) Analytical Skills
4 26 (3.71%) Open Source
5 25 (3.57%) Mobile App
6 23 (3.28%) Foreign Exchange (FX)
7 19 (2.71%) Computer Science
8 17 (2.43%) User Experience
9 14 (2.00%) Algorithms
10 13 (1.85%) Inversion of Control
10 13 (1.85%) Enterprise Software
11 11 (1.57%) Equities
11 11 (1.57%) Digital Media
12 9 (1.28%) Equity Derivative
12 9 (1.28%) Data Structures
13 8 (1.14%) Kindle
13 8 (1.14%) N-Tier
14 7 (1.00%) Fat Client
14 7 (1.00%) Visualisation
14 7 (1.00%) Thin Client
Operating Systems
1 61 (8.70%) Linux
2 40 (5.71%) Windows
3 37 (5.28%) UNIX
4 25 (3.57%) Apple iOS
5 24 (3.42%) Android
6 10 (1.43%) Mac OS X
7 9 (1.28%) Windows Phone
8 1 (0.14%) Windows Server 2008
8 1 (0.14%) CentOS
8 1 (0.14%) Ubuntu
8 1 (0.14%) Solaris
8 1 (0.14%) Windows NT
8 1 (0.14%) Debian
8 1 (0.14%) Windows Phone 8
Processes & Methodologies
1 578 (82.45%) Agile Software Development
2 285 (40.66%) BDD
3 250 (35.66%) Scrum
4 169 (24.11%) MVC
5 152 (21.68%) Continuous Integration
6 109 (15.55%) OO
7 103 (14.69%) E-Commerce
8 56 (7.99%) Kanban
9 55 (7.85%) Test Automation
10 54 (7.70%) Unit Testing
11 53 (7.56%) Multithreading
11 53 (7.56%) SOA
12 49 (6.99%) Software Engineering
13 47 (6.70%) Pair Programming
14 45 (6.42%) Mentoring
15 39 (5.56%) DevOps
16 35 (4.99%) OOP
17 34 (4.85%) Automated Testing
17 34 (4.85%) Low Latency
18 32 (4.56%) Web Development
Programming Languages
1 306 (43.65%) Java
2 242 (34.52%) JavaScript
3 217 (30.96%) C#
4 142 (20.26%) SQL
5 55 (7.85%) PHP
5 55 (7.85%) Scala
6 48 (6.85%) Ruby
7 30 (4.28%) C++
8 29 (4.14%) Python
9 22 (3.14%) T-SQL
10 20 (2.85%) Groovy
11 13 (1.85%) Objective-C
12 11 (1.57%) VB
13 10 (1.43%) Shell Script
13 10 (1.43%) VBA
14 7 (1.00%) Perl
14 7 (1.00%) R
15 6 (0.86%) XAML
15 6 (0.86%) PowerShell
16 5 (0.71%) Haskell
Qualifications
1 53 (7.56%) Degree
2 13 (1.85%) ISEB
3 12 (1.71%) Security Cleared
4 11 (1.57%) ISTQB
5 4 (0.57%) ISTQB Foundation Certification
5 4 (0.57%) SC Cleared
6 3 (0.43%) Microsoft Certification
7 2 (0.29%) MCITP
8 1 (0.14%) PRINCE2 Practitioner
8 1 (0.14%) CTC Cleared
8 1 (0.14%) DV Cleared
8 1 (0.14%) MCPD
8 1 (0.14%) PMP
8 1 (0.14%) PMI Certification
Quality Assurance & Compliance
1 59 (8.42%) QA
2 7 (1.00%) ISO 9001
System Software
1 2 (0.29%) Apache ZooKeeper
2 1 (0.14%) Varnish
2 1 (0.14%) HDFS
2 1 (0.14%) Apache Flume
Systems Management
1 11 (1.57%) Puppet
2 7 (1.00%) Opscode Chef
3 4 (0.57%) Vagrant
4 2 (0.29%) Ansible
4 2 (0.29%) yum
5 1 (0.14%) HP Quality Center
5 1 (0.14%) Nagios
5 1 (0.14%) Graphite
5 1 (0.14%) OpenSSO
5 1 (0.14%) Kibana
5 1 (0.14%) logstash
5 1 (0.14%) CA LISA
Vendors
1 52 (7.42%) Microsoft
2 49 (6.99%) Oracle
3 29 (4.14%) Sybase
4 22 (3.14%) TIBCO
5 21 (3.00%) Sitecore
6 17 (2.43%) ION Trading
7 13 (1.85%) EPiServer
8 12 (1.71%) Zend
8 12 (1.71%) Google
9 10 (1.43%) Adobe
10 6 (0.86%) New Relic
11 5 (0.71%) Salesforce.com
11 5 (0.71%) ATG
11 5 (0.71%) hybris
12 4 (0.57%) Twitter
12 4 (0.57%) HP
12 4 (0.57%) Netezza
12 4 (0.57%) Endeca
13 3 (0.43%) Atlassian
13 3 (0.43%) Tableau
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