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 30 July 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
30 Jul 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 20 22 29
Rank change year-on-year
+2 +7
Contract jobs citing TDD 459 364 399
As % of all contract IT jobs located in the City of London 7.77% 6.22% 5.61%
As % of the Processes & Methodologies category 9.86% 8.02% 7.17%
Number of daily rates quoted 407 305 334
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£500 £475 £450
Average daily rate % change year-on-year
+5.26% +5.55%
90% offered a daily rate of more than £375 £350 £332
10% offered a daily rate of more than £608 £625 £625
UK excluding London average daily rate £375 £375 £360
% change year-on-year
- +4.16%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £40.00 £59.50 £31.75
% change year-on-year
-32.77% +87.40%
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
4655 4538 5566
As % of all contract IT jobs located in the City of London 78.79% 77.56% 78.26%
Number of daily rates quoted 3686 3372 4145
Average daily rate £474 £450 £450
Average daily rate % change year-on-year
+5.33% -
90% offered a daily rate of more than £325 £313 £313
10% offered a daily rate of more than £625 £625 £600
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 41 45 97
Average hourly rate £21.40 £22.69 £32.58
Average hourly rate % change year-on-year
-5.68% -30.35%
90% offered a hourly rate of more than £13.60 £14.50 £18.00
10% offered a hourly rate of more than £47.50 £45.00 £52.50
UK excluding London average hourly rate £30.00 £26.50 £31.00
% change year-on-year
+13.20% -14.51%

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 30 July 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 30 July 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.

1 688 (82.79%) Agile Software Development
2 344 (41.40%) Java
3 327 (39.35%) JavaScript
4 319 (38.39%) BDD
5 313 (37.67%) C#
6 271 (32.61%) HTML
7 267 (32.13%) .NET
8 233 (28.04%) Scrum
9 211 (25.39%) Continuous Integration
10 192 (23.10%) Finance
11 184 (22.14%) CSS
12 173 (20.82%) MVC
13 172 (20.70%) Web Services
14 171 (20.58%) HTML5
15 162 (19.49%) SQL
16 160 (19.25%) AngularJS
17 158 (19.01%) SQL Server
18 130 (15.64%) OO
19 129 (15.52%) Spring
20 121 (14.56%) ASP.NET
21 120 (14.44%) Git (software)
22 115 (13.84%) Banking
22 115 (13.84%) jQuery
23 109 (13.12%) REST
24 91 (10.95%) Pair Programming
25 90 (10.83%) ASP.NET MVC
26 88 (10.59%) Scala
26 88 (10.59%) Hibernate
26 88 (10.59%) Jenkins
27 87 (10.47%) XML

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

For the 6 months to 30 July 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 53 (6.38%) Node.js
2 21 (2.53%) Confluence
2 21 (2.53%) Tomcat
2 21 (2.53%) CMS
3 20 (2.41%) Apache
3 20 (2.41%) Apache Spark
4 14 (1.68%) Umbraco
4 14 (1.68%) JBoss
5 13 (1.56%) Sitecore CMS
5 13 (1.56%) Elasticsearch
6 12 (1.44%) Jetty
7 11 (1.32%) Kentico
7 11 (1.32%) BizTalk Server
8 10 (1.20%) Adobe Experience Manager
9 9 (1.08%) NServiceBus
9 9 (1.08%) SharePoint
10 8 (0.96%) WebSphere
11 6 (0.72%) Oracle Coherence
12 5 (0.60%) Drupal
12 5 (0.60%) WebLogic
Applications
1 12 (1.44%) MS Office
2 11 (1.32%) MS Excel
3 6 (0.72%) Mingle
4 3 (0.36%) MS Visio
5 2 (0.24%) MS PowerPoint
5 2 (0.24%) Spreadsheet
6 1 (0.12%) PowerPivot
6 1 (0.12%) Photoshop
Business Applications
1 6 (0.72%) Dynamics CRM
2 5 (0.60%) RMDS
3 3 (0.36%) ION MarketView
4 2 (0.24%) SAP Oil and Gas
4 2 (0.24%) Endur
5 1 (0.12%) Oracle 11i
5 1 (0.12%) Magento
Cloud Services
1 52 (6.26%) Amazon AWS
2 45 (5.42%) Microsoft Azure
3 6 (0.72%) Cloud Computing
4 4 (0.48%) SaaS
5 3 (0.36%) Amazon EC2
5 3 (0.36%) GitHub
5 3 (0.36%) AWS CloudFormation
6 2 (0.24%) Amazon ElastiCache
6 2 (0.24%) PaaS
6 2 (0.24%) Amazon SQS
7 1 (0.12%) Office 365
7 1 (0.12%) Amazon S3
7 1 (0.12%) Force.com
7 1 (0.12%) Virtual Private Cloud
Communications & Networking
1 41 (4.93%) HTTP
2 14 (1.68%) Internet
3 12 (1.44%) AMQP
4 7 (0.84%) SSL
5 3 (0.36%) TCP/IP
6 1 (0.12%) VPN
6 1 (0.12%) Intranet
6 1 (0.12%) SMTP
6 1 (0.12%) Firewall
Database & Business Intelligence
1 158 (19.01%) SQL Server
2 72 (8.66%) NoSQL
3 70 (8.42%) MongoDB
4 54 (6.50%) Relational Database
5 41 (4.93%) Hadoop
6 39 (4.69%) SQL Server 2008
7 38 (4.57%) Big Data
8 35 (4.21%) PostgreSQL
9 32 (3.85%) MySQL
10 27 (3.25%) Apache Cassandra
11 21 (2.53%) SQL Server Reporting Services
12 20 (2.41%) SQL Server Integration Services
13 17 (2.05%) SQL Server 2012
14 16 (1.93%) SQL Server 2005
14 16 (1.93%) Data Warehouse
14 16 (1.93%) DB2
15 15 (1.81%) SQL Server Analysis Services
16 13 (1.56%) HBase
17 12 (1.44%) SQLite
18 11 (1.32%) Redis
Development Applications
1 120 (14.44%) Git (software)
2 88 (10.59%) Jenkins
3 79 (9.51%) Subversion
4 71 (8.54%) Cucumber
5 66 (7.94%) Maven
6 59 (7.10%) Selenium
6 59 (7.10%) Jasmine
7 43 (5.17%) SpecFlow
7 43 (5.17%) JUnit
8 42 (5.05%) JIRA
9 40 (4.81%) TeamCity
10 38 (4.57%) WebDriver
11 30 (3.61%) Team Foundation Server
12 28 (3.37%) NUnit
12 28 (3.37%) Mockito
13 21 (2.53%) Karma Test Runner
14 19 (2.29%) Hudson
14 19 (2.29%) RSpec
15 18 (2.17%) Eclipse
16 17 (2.05%) Gradle
General
1 192 (23.10%) Finance
2 115 (13.84%) Banking
3 84 (10.11%) Front Office
4 45 (5.42%) Investment Banking
5 21 (2.53%) Retail
6 12 (1.44%) Games
7 11 (1.32%) Publishing
8 10 (1.20%) Back Office
9 7 (0.84%) Marketing
10 6 (0.72%) Telecoms
11 4 (0.48%) Advertising
12 3 (0.36%) Legal
13 2 (0.24%) Manufacturing
13 2 (0.24%) Electronics
13 2 (0.24%) Corporate Banking
14 1 (0.12%) iGaming
14 1 (0.12%) Financial Institution
14 1 (0.12%) Automotive
Job Titles
1 679 (81.71%) Developer
2 202 (24.31%) Java Developer
3 145 (17.45%) Senior Developer
4 118 (14.20%) C# Developer
5 97 (11.67%) .NET Developer
6 46 (5.54%) Agile Java Developer
7 44 (5.29%) Senior C# Developer
8 40 (4.81%) Scala Developer
9 37 (4.45%) Senior Java Developer
10 36 (4.33%) C# .NET Developer
11 31 (3.73%) Senior .NET Developer
12 29 (3.49%) Lead Developer
13 28 (3.37%) Architect
13 28 (3.37%) Web Developer
14 24 (2.89%) Front-End Developer
15 23 (2.77%) Python Developer
15 23 (2.77%) Android Developer
16 20 (2.41%) Ruby Developer
17 18 (2.17%) Software Developer
17 18 (2.17%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 271 (32.61%) HTML
2 267 (32.13%) .NET
3 184 (22.14%) CSS
4 172 (20.70%) Web Services
5 171 (20.58%) HTML5
6 160 (19.25%) AngularJS
7 129 (15.52%) Spring
8 121 (14.56%) ASP.NET
9 115 (13.84%) jQuery
10 109 (13.12%) REST
11 90 (10.83%) ASP.NET MVC
12 88 (10.59%) Hibernate
13 87 (10.47%) WPF
13 87 (10.47%) XML
14 86 (10.35%) WCF
14 86 (10.35%) RESTful
15 83 (9.99%) CSS3
16 76 (9.15%) .NET Framework
17 66 (7.94%) J2EE
18 65 (7.82%) JSON
Miscellaneous
1 54 (6.50%) Mobile App
2 44 (5.29%) User Experience
3 41 (4.93%) Derivative
4 29 (3.49%) Foreign Exchange (FX)
5 25 (3.01%) Equity Derivative
6 20 (2.41%) Analytical Skills
7 16 (1.93%) Equities
8 15 (1.81%) Algorithms
9 14 (1.68%) Mathematics
9 14 (1.68%) Computer Science
10 12 (1.44%) Fixed Income
11 10 (1.20%) N-Tier
11 10 (1.20%) Market Risk
11 10 (1.20%) Inversion of Control
11 10 (1.20%) Data Structures
12 7 (0.84%) Social Media
13 6 (0.72%) Enterprise Software
13 6 (0.72%) Swaptions
13 6 (0.72%) Visualisation
14 5 (0.60%) Physics
Operating Systems
1 78 (9.39%) Linux
2 51 (6.14%) UNIX
3 36 (4.33%) Android
4 33 (3.97%) Apple iOS
5 30 (3.61%) Windows
6 14 (1.68%) Mac OS X
7 10 (1.20%) Red Hat Enterprise Linux
8 2 (0.24%) Ubuntu
9 1 (0.12%) CentOS
9 1 (0.12%) MVS
Processes & Methodologies
1 688 (82.79%) Agile Software Development
2 319 (38.39%) BDD
3 233 (28.04%) Scrum
4 211 (25.39%) Continuous Integration
5 173 (20.82%) MVC
6 130 (15.64%) OO
7 91 (10.95%) Pair Programming
8 82 (9.87%) Software Engineering
9 81 (9.75%) Unit Testing
10 75 (9.03%) E-Commerce
11 69 (8.30%) Web Development
11 69 (8.30%) Multithreading
12 64 (7.70%) Open Source
13 62 (7.46%) DevOps
14 59 (7.10%) SOA
15 58 (6.98%) Kanban
16 51 (6.14%) Responsive Web Design
17 44 (5.29%) Mentoring
17 44 (5.29%) Automated Testing
18 43 (5.17%) Test Automation
Programming Languages
1 344 (41.40%) Java
2 327 (39.35%) JavaScript
3 313 (37.67%) C#
4 162 (19.49%) SQL
5 88 (10.59%) Scala
6 79 (9.51%) Ruby
7 64 (7.70%) Python
8 42 (5.05%) PHP
9 32 (3.85%) Groovy
10 30 (3.61%) T-SQL
11 28 (3.37%) C++
12 19 (2.29%) Objective-C
13 15 (1.81%) VBA
14 13 (1.56%) C
14 13 (1.56%) Apple Swift
15 12 (1.44%) VB.NET
16 10 (1.20%) VB
17 9 (1.08%) PL/SQL
17 9 (1.08%) Go
18 8 (0.96%) VB6
Qualifications
1 39 (4.69%) Degree
2 33 (3.97%) Security Cleared
3 13 (1.56%) SC Cleared
4 12 (1.44%) DV Cleared
5 3 (0.36%) CTC Cleared
6 2 (0.24%) MCPD
6 2 (0.24%) Microsoft Certification
7 1 (0.12%) PMP
7 1 (0.12%) PMI Certification
7 1 (0.12%) ISTQB
7 1 (0.12%) ISEB
7 1 (0.12%) PRINCE2 Practitioner
Quality Assurance & Compliance
1 58 (6.98%) QA
2 5 (0.60%) SLA
3 2 (0.24%) PCI DSS
4 1 (0.12%) Basel III
4 1 (0.12%) HL7
System Software
1 17 (2.05%) Docker
2 12 (1.44%) Varnish
3 5 (0.60%) GridGain
4 4 (0.48%) VMware Infrastructure
5 3 (0.36%) HDFS
Systems Management
1 35 (4.21%) Puppet
2 24 (2.89%) Opscode Chef
3 14 (1.68%) Vagrant
4 10 (1.20%) Ansible
5 9 (1.08%) yum
6 4 (0.48%) Nagios
7 3 (0.36%) Mesos
8 2 (0.24%) Graphite
8 2 (0.24%) Salt
8 2 (0.24%) Capistrano
8 2 (0.24%) CA LISA
9 1 (0.12%) Ganglia
9 1 (0.12%) MOM
Vendors
1 61 (7.34%) Oracle
2 57 (6.86%) Microsoft
3 19 (2.29%) Sitecore
4 16 (1.93%) Atlassian
5 15 (1.81%) EPiServer
6 14 (1.68%) Sybase
7 11 (1.32%) Red Hat
8 10 (1.20%) Bloomberg
8 10 (1.20%) Coverity
8 10 (1.20%) TIBCO
8 10 (1.20%) Zend
9 9 (1.08%) IBM
10 8 (0.96%) Adobe
11 7 (0.84%) Salesforce.com
11 7 (0.84%) DevExpress
12 6 (0.72%) Twitter
12 6 (0.72%) SOASTA, Inc
13 5 (0.60%) Appcelerator
13 5 (0.60%) Xamarin
13 5 (0.60%) Apple
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Arrows Group
Rate: £400 - £500 per day + negotiable
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Rate: £300 - £375 per day
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Rate: £400 - £500 per day
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Rate: £250 - £260 per day
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Rate: £500 - £600 per day
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Rate: From £250 to £300 per annum
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Rate: From £650 to £700 per day
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