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 27 April 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
27 Apr 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 22 25 30
Rank change year-on-year
+3 +5
Contract jobs citing TDD 375 381 319
As % of all contract IT jobs located in the City of London 6.89% 6.14% 5.08%
As % of the Processes & Methodologies category 8.85% 7.97% 6.65%
Number of daily rates quoted 326 325 282
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£475 £440 £435
Average daily rate % change year-on-year
+7.95% +1.14%
90% offered a daily rate of more than £350 £338 £325
10% offered a daily rate of more than £600 £600 £575
UK excluding London average daily rate £380 £375 £350
% change year-on-year
+1.33% +7.14%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £42.50 £45.00 £39.00
% change year-on-year
-5.55% +15.38%
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
4236 4781 4794
As % of all contract IT jobs located in the City of London 77.85% 77.06% 76.37%
Number of daily rates quoted 3291 3511 3645
Average daily rate £470 £450 £450
Average daily rate % change year-on-year
+4.44% -
90% offered a daily rate of more than £325 £300 £313
10% offered a daily rate of more than £613 £625 £600
UK excluding London average daily rate £390 £375 £362
% change year-on-year
+4.00% +3.73%
Number of hourly rates quoted 36 45 51
Average hourly rate £27.37 £25.00 £72.50
Average hourly rate % change year-on-year
+9.48% -65.51%
90% offered a hourly rate of more than £13.50 £13.00 £17.50
10% offered a hourly rate of more than £92.50 £47.50 £135.00
UK excluding London average hourly rate £30.20 £31.00 £32.00
% change year-on-year
-2.58% -3.12%

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 27 April 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 27 April 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.

1 593 (81.34%) Agile Software Development
2 311 (42.66%) Java
3 278 (38.13%) JavaScript
4 274 (37.59%) BDD
5 252 (34.57%) C#
6 226 (31.00%) HTML
6 226 (31.00%) Scrum
7 217 (29.77%) .NET
8 171 (23.46%) Continuous Integration
9 160 (21.95%) MVC
10 151 (20.71%) CSS
11 146 (20.03%) SQL Server
11 146 (20.03%) SQL
12 137 (18.79%) HTML5
13 131 (17.97%) AngularJS
14 127 (17.42%) Finance
15 126 (17.28%) Spring
16 122 (16.74%) Web Services
17 116 (15.91%) OO
18 109 (14.95%) ASP.NET
19 105 (14.40%) jQuery
20 104 (14.27%) Git (software)
21 102 (13.99%) RESTful
22 96 (13.17%) Banking
23 86 (11.80%) E-Commerce
24 84 (11.52%) XML
25 83 (11.39%) Hibernate
25 83 (11.39%) REST
26 79 (10.84%) WCF
27 73 (10.01%) Unit Testing

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

For the 6 months to 27 April 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 55 (7.54%) Node.js
2 41 (5.62%) CMS
3 24 (3.29%) Sitecore CMS
4 21 (2.88%) Umbraco
5 19 (2.61%) Kentico
6 17 (2.33%) Adobe Experience Manager
6 17 (2.33%) Apache Spark
7 15 (2.06%) Elasticsearch
8 12 (1.65%) SharePoint
9 11 (1.51%) Tomcat
10 10 (1.37%) Apache
11 8 (1.10%) BizTalk Server
11 8 (1.10%) Apache Solr
12 6 (0.82%) Apache Pig
12 6 (0.82%) IIS
13 5 (0.69%) nginx
13 5 (0.69%) Confluence
14 4 (0.55%) Jetty
14 4 (0.55%) WebSphere
14 4 (0.55%) JBoss
Applications
1 6 (0.82%) MS Excel
2 2 (0.27%) Spreadsheet
Business Applications
1 15 (2.06%) Dynamics CRM
2 4 (0.55%) SAP Oil and Gas
3 3 (0.41%) RMDS
3 3 (0.41%) Dynamics AX
4 2 (0.27%) ION MarketView
5 1 (0.14%) Markit EDM
5 1 (0.14%) Oracle 11i
Cloud Services
1 48 (6.58%) Microsoft Azure
2 33 (4.53%) Amazon AWS
3 5 (0.69%) Cloud Computing
4 4 (0.55%) GitHub
4 4 (0.55%) AWS CloudFormation
5 3 (0.41%) Amazon ElastiCache
5 3 (0.41%) Force.com
5 3 (0.41%) Amazon EC2
6 1 (0.14%) SaaS
6 1 (0.14%) Amazon SQS
6 1 (0.14%) Virtual Private Cloud
6 1 (0.14%) Amazon CloudWatch
6 1 (0.14%) Google Analytics
Communications & Networking
1 29 (3.98%) HTTP
2 9 (1.23%) AMQP
3 8 (1.10%) Internet
4 2 (0.27%) SSL
5 1 (0.14%) Firewall
5 1 (0.14%) OpenLDAP
5 1 (0.14%) TCP/IP
5 1 (0.14%) VPN
5 1 (0.14%) VoIP
5 1 (0.14%) SMTP
Database & Business Intelligence
1 146 (20.03%) SQL Server
2 39 (5.35%) MongoDB
3 38 (5.21%) Relational Database
4 37 (5.08%) NoSQL
5 36 (4.94%) SQL Server 2008
6 35 (4.80%) Big Data
7 33 (4.53%) Hadoop
8 27 (3.70%) MySQL
9 20 (2.74%) PostgreSQL
9 20 (2.74%) SQL Server Reporting Services
10 19 (2.61%) Apache Cassandra
11 17 (2.33%) SQL Server Integration Services
12 15 (2.06%) SQL Server 2005
13 11 (1.51%) Data Warehouse
13 11 (1.51%) HBase
13 11 (1.51%) Redis
14 10 (1.37%) Neo4j
14 10 (1.37%) SQL Server 2012
15 9 (1.23%) DB2
16 8 (1.10%) SQLite
Development Applications
1 104 (14.27%) Git (software)
2 70 (9.60%) Selenium
3 58 (7.96%) Subversion
4 53 (7.27%) Cucumber
5 52 (7.13%) Jenkins
6 44 (6.04%) Jasmine
7 40 (5.49%) Maven
8 35 (4.80%) JIRA
9 32 (4.39%) JUnit
10 30 (4.12%) TeamCity
10 30 (4.12%) WebDriver
11 29 (3.98%) NUnit
11 29 (3.98%) SpecFlow
12 26 (3.57%) Mockito
12 26 (3.57%) Team Foundation Server
13 22 (3.02%) Eclipse
14 21 (2.88%) Hudson
15 20 (2.74%) Grunt
16 18 (2.47%) Visual Studio
17 16 (2.19%) JMeter
General
1 127 (17.42%) Finance
2 96 (13.17%) Banking
3 70 (9.60%) Front Office
4 41 (5.62%) Investment Banking
5 13 (1.78%) Retail
6 10 (1.37%) Advertising
7 9 (1.23%) Back Office
8 8 (1.10%) Telecoms
8 8 (1.10%) Games
8 8 (1.10%) Marketing
9 5 (0.69%) Manufacturing
10 4 (0.55%) Publishing
10 4 (0.55%) Electronics
11 3 (0.41%) Legal
12 2 (0.27%) Arabic Language
12 2 (0.27%) Hindi Language
13 1 (0.14%) iGaming
Job Titles
1 577 (79.15%) Developer
2 186 (25.51%) Java Developer
3 103 (14.13%) Senior Developer
4 86 (11.80%) .NET Developer
5 73 (10.01%) C# Developer
6 41 (5.62%) Scala Developer
7 40 (5.49%) Agile Java Developer
8 37 (5.08%) Senior Java Developer
9 32 (4.39%) Web Developer
10 25 (3.43%) Front-End Developer
11 23 (3.16%) C# .NET Developer
11 23 (3.16%) Architect
11 23 (3.16%) Senior .NET Developer
12 19 (2.61%) AWS Developer
13 18 (2.47%) Senior C# Developer
14 17 (2.33%) Android Developer
15 15 (2.06%) Tester
16 14 (1.92%) JavaScript Developer
16 14 (1.92%) Node.js Developer
17 13 (1.78%) CRM Developer
Libraries, Frameworks & Software Standards
1 226 (31.00%) HTML
2 217 (29.77%) .NET
3 151 (20.71%) CSS
4 137 (18.79%) HTML5
5 131 (17.97%) AngularJS
6 126 (17.28%) Spring
7 122 (16.74%) Web Services
8 109 (14.95%) ASP.NET
9 105 (14.40%) jQuery
10 102 (13.99%) RESTful
11 84 (11.52%) XML
12 83 (11.39%) Hibernate
12 83 (11.39%) REST
13 79 (10.84%) WCF
14 72 (9.88%) CSS3
15 71 (9.74%) ASP.NET MVC
16 67 (9.19%) .NET Framework
17 54 (7.41%) J2EE
18 50 (6.86%) JSON
19 49 (6.72%) Ajax
Miscellaneous
1 52 (7.13%) Derivative
2 44 (6.04%) Open Source
3 37 (5.08%) Mobile App
4 32 (4.39%) User Experience
5 25 (3.43%) Equity Derivative
6 23 (3.16%) Fixed Income
7 22 (3.02%) Foreign Exchange (FX)
8 21 (2.88%) Analytical Skills
9 18 (2.47%) Algorithms
10 14 (1.92%) Computer Science
11 13 (1.78%) Equities
12 12 (1.65%) Inversion of Control
13 10 (1.37%) Mathematics
13 10 (1.37%) Visualisation
14 9 (1.23%) Enterprise Software
15 8 (1.10%) N-Tier
16 7 (0.96%) Market Risk
16 7 (0.96%) Kindle
16 7 (0.96%) Social Media
16 7 (0.96%) Data Structures
Operating Systems
1 66 (9.05%) Linux
2 39 (5.35%) UNIX
3 33 (4.53%) Windows
4 28 (3.84%) Apple iOS
5 25 (3.43%) Android
6 12 (1.65%) Mac OS X
7 3 (0.41%) Red Hat Enterprise Linux
8 2 (0.27%) Windows Phone
9 1 (0.14%) Windows Phone 8
9 1 (0.14%) MVS
9 1 (0.14%) Ubuntu
9 1 (0.14%) Solaris
9 1 (0.14%) Windows NT
Processes & Methodologies
1 593 (81.34%) Agile Software Development
2 274 (37.59%) BDD
3 226 (31.00%) Scrum
4 171 (23.46%) Continuous Integration
5 160 (21.95%) MVC
6 116 (15.91%) OO
7 86 (11.80%) E-Commerce
8 73 (10.01%) Unit Testing
9 64 (8.78%) Pair Programming
10 59 (8.09%) Multithreading
10 59 (8.09%) Test Automation
11 53 (7.27%) Web Development
12 51 (7.00%) SOA
13 45 (6.17%) Kanban
13 45 (6.17%) Responsive Web Design
14 44 (6.04%) Mentoring
15 43 (5.90%) Software Engineering
16 42 (5.76%) DevOps
17 39 (5.35%) OOP
18 38 (5.21%) Automated Testing
Programming Languages
1 311 (42.66%) Java
2 278 (38.13%) JavaScript
3 252 (34.57%) C#
4 146 (20.03%) SQL
5 70 (9.60%) Scala
6 61 (8.37%) Ruby
7 45 (6.17%) Python
8 40 (5.49%) PHP
9 31 (4.25%) C++
10 25 (3.43%) T-SQL
11 17 (2.33%) VBA
12 16 (2.19%) VB
13 15 (2.06%) Objective-C
14 12 (1.65%) Groovy
15 9 (1.23%) Apple Swift
16 8 (1.10%) VB.NET
16 8 (1.10%) C
16 8 (1.10%) Perl
17 7 (0.96%) VB6
18 6 (0.82%) R
Qualifications
1 45 (6.17%) Degree
2 21 (2.88%) Security Cleared
3 11 (1.51%) SC Cleared
4 8 (1.10%) ISEB
5 7 (0.96%) ISTQB
6 3 (0.41%) Microsoft Certification
7 2 (0.27%) CTC Cleared
7 2 (0.27%) ISTQB Foundation Certification
7 2 (0.27%) MCITP
8 1 (0.14%) DV Cleared
8 1 (0.14%) PMP
8 1 (0.14%) PMI Certification
8 1 (0.14%) MCPD
8 1 (0.14%) PRINCE2 Practitioner
Quality Assurance & Compliance
1 56 (7.68%) QA
2 7 (0.96%) ISO 9001
3 1 (0.14%) Basel III
System Software
1 8 (1.10%) Varnish
2 4 (0.55%) Docker
2 4 (0.55%) HDFS
3 2 (0.27%) Apache ZooKeeper
4 1 (0.14%) GridGain
Systems Management
1 21 (2.88%) Puppet
2 16 (2.19%) Opscode Chef
3 8 (1.10%) Vagrant
4 7 (0.96%) Ansible
5 6 (0.82%) yum
6 2 (0.27%) Capistrano
6 2 (0.27%) Nagios
6 2 (0.27%) CA LISA
7 1 (0.14%) HP Quality Center
7 1 (0.14%) Mesos
Vendors
1 57 (7.82%) Microsoft
2 50 (6.86%) Oracle
3 32 (4.39%) Sitecore
4 26 (3.57%) Sybase
5 25 (3.43%) EPiServer
6 12 (1.65%) TIBCO
7 10 (1.37%) Google
7 10 (1.37%) Adobe
8 9 (1.23%) ION Trading
9 6 (0.82%) Tableau
10 5 (0.69%) HP
11 4 (0.55%) SAP
11 4 (0.55%) Apple
11 4 (0.55%) Salesforce.com
11 4 (0.55%) Netezza
11 4 (0.55%) Coverity
11 4 (0.55%) Appcelerator
12 3 (0.41%) Twitter
12 3 (0.41%) Red Hat
12 3 (0.41%) hybris
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