The table below looks at the statistics for TDD skills in IT contracts advertised for the Yorkshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 27 February 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 Feb 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 31 61 66
Rank change year-on-year
+30 +5
Contract jobs citing TDD 126 61 46
As % of all contract IT jobs located in Yorkshire 4.97% 2.66% 2.19%
As % of the Processes & Methodologies category 6.35% 3.64% 3.05%
Number of daily rates quoted 89 41 18
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£375 £290 £313
Average daily rate % change year-on-year
+29.31% -7.27%
90% offered a daily rate of more than £300 £275 £195
10% offered a daily rate of more than £425 £413 £399
UK excluding London average daily rate £375 £375 £353
% change year-on-year
- +6.38%
Number of hourly rates quoted 0 0 1
Average hourly rate - - £155.00
UK excluding London average hourly rate £34.50 £40.00 £40.00
% change year-on-year
-13.75% -
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 Yorkshire region.

Processes & Methodologies Category
Yorkshire
Contract IT job ads with a match in the
Processes & Methodologies category
1985 1675 1510
As % of all contract IT jobs located in Yorkshire 78.33% 73.05% 71.73%
Number of daily rates quoted 1332 995 746
Average daily rate £375 £338 £338
Average daily rate % change year-on-year
+11.11% -
90% offered a daily rate of more than £260 £250 £200
10% offered a daily rate of more than £500 £450 £425
UK excluding London average daily rate £400 £375 £363
% change year-on-year
+6.66% +3.44%
Number of hourly rates quoted 45 39 62
Average hourly rate £17.50 £19.00 £20.00
Average hourly rate % change year-on-year
-7.89% -5.00%
90% offered a hourly rate of more than £9.25 £11.50 £10.00
10% offered a hourly rate of more than £36.00 £35.40 £44.00
UK excluding London average hourly rate £30.00 £27.50 £31.50
% change year-on-year
+9.09% -12.69%

TDD
Jobs Demand Trend in Yorkshire

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

TDD Jobs Demand Trend in Yorkshire

TDD
Daily Rate Trend in Yorkshire

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

TDD Daily Rate Trend in Yorkshire

TDD
Daily Rate Histogram in Yorkshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Yorkshire region over the 3 months to 27 February 2015.

TDD Daily Rate Histogram in Yorkshire

TDD
Hourly Rate Trend in Yorkshire

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

TDD Hourly Rate Trend in Yorkshire

TDD
Contract Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Yorkshire region over the 3 months to 27 February 2015. 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
West Yorkshire +25 98 £400 +37.93% 52
South Yorkshire +4 15 £323 -19.37% 9
North Yorkshire 0 11 £300 +6.19% 12
East Yorkshire - - - - 3
TDD
England

TDD
Top 30 Related IT Skills in Yorkshire

For the 6 months to 27 February 2015, IT contractor jobs across the Yorkshire 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.

1 161 (73.52%) Agile Software Development
2 118 (53.88%) MVC
3 101 (46.12%) C#
3 101 (46.12%) JavaScript
4 95 (43.38%) .NET
5 89 (40.64%) HTML
6 85 (38.81%) Java
7 75 (34.25%) CSS
8 72 (32.88%) Continuous Integration
9 67 (30.59%) SQL
10 65 (29.68%) BDD
11 64 (29.22%) ASP.NET
12 61 (27.85%) jQuery
13 50 (22.83%) .NET Framework
14 46 (21.00%) Scrum
15 45 (20.55%) Web Services
16 44 (20.09%) Subversion
17 40 (18.26%) SQL Server
18 39 (17.81%) Git (software)
18 39 (17.81%) NoSQL
19 36 (16.44%) Ruby
19 36 (16.44%) JSON
19 36 (16.44%) XML
20 34 (15.53%) PHP
20 34 (15.53%) OO
20 34 (15.53%) ASP.NET MVC
21 33 (15.07%) Linux
21 33 (15.07%) MongoDB
21 33 (15.07%) Relational Database
22 32 (14.61%) Team Foundation Server

TDD
Top Related IT Skills in Yorkshire by Category

For the 6 months to 27 February 2015, IT contractor jobs across the Yorkshire 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 20 (9.13%) Node.js
2 14 (6.39%) IIS
3 8 (3.65%) CMS
3 8 (3.65%) Apache
4 6 (2.74%) Apache ServiceMix
5 5 (2.28%) Cloud Foundry
5 5 (2.28%) Umbraco
5 5 (2.28%) Kentico
6 4 (1.83%) Tomcat
7 3 (1.37%) SharePoint
7 3 (1.37%) nginx
7 3 (1.37%) OpenStack
8 2 (0.91%) WebLogic
8 2 (0.91%) ColdFusion
8 2 (0.91%) WebSphere
9 1 (0.46%) Jetty
9 1 (0.46%) JBoss
9 1 (0.46%) CICS
9 1 (0.46%) Apache Solr
9 1 (0.46%) Magnolia
Applications
1 5 (2.28%) MS Excel
2 1 (0.46%) Simulink
Business Applications
1 3 (1.37%) Dynamics CRM
Cloud Services
1 11 (5.02%) Microsoft Azure
2 8 (3.65%) Amazon AWS
3 6 (2.74%) Amazon EC2
3 6 (2.74%) Amazon S3
4 4 (1.83%) Route 53
5 3 (1.37%) Amazon SQS
6 2 (0.91%) SaaS
7 1 (0.46%) Heroku
7 1 (0.46%) Cloud Computing
7 1 (0.46%) GitHub
Communications & Networking
1 17 (7.76%) HTTP
2 7 (3.20%) Firewall
3 2 (0.91%) Intrusion Detection
3 2 (0.91%) DHCP
3 2 (0.91%) TCP/IP
3 2 (0.91%) DNS
3 2 (0.91%) SSL
3 2 (0.91%) Internet
Database & Business Intelligence
1 40 (18.26%) SQL Server
2 39 (17.81%) NoSQL
3 33 (15.07%) MongoDB
3 33 (15.07%) Relational Database
4 18 (8.22%) MySQL
5 17 (7.76%) SQL Server 2005
5 17 (7.76%) SQL Server 2008
6 13 (5.94%) Couchbase
7 11 (5.02%) RDBMS
8 10 (4.57%) SQL Server Integration Services
8 10 (4.57%) Redis
9 7 (3.20%) RavenDB
9 7 (3.20%) SimpleDB
9 7 (3.20%) Amazon DynamoDB
10 6 (2.74%) Amazon RDS
10 6 (2.74%) Pentaho
10 6 (2.74%) PostgreSQL
11 5 (2.28%) CouchDB
12 4 (1.83%) SQL Server 2012
13 3 (1.37%) SQL Server Reporting Services
Development Applications
1 44 (20.09%) Subversion
2 39 (17.81%) Git (software)
3 32 (14.61%) Team Foundation Server
4 25 (11.42%) Selenium
5 23 (10.50%) Cucumber
6 21 (9.59%) NUnit
7 15 (6.85%) Visual Studio
8 13 (5.94%) JUnit
8 13 (5.94%) Rhino Mocks
9 10 (4.57%) Jenkins
10 8 (3.65%) QuickTest Pro
11 7 (3.20%) WATIR
11 7 (3.20%) Maven
11 7 (3.20%) Sahi
12 6 (2.74%) JMeter
12 6 (2.74%) SpecFlow
12 6 (2.74%) QUnit
12 6 (2.74%) PHPUnit
13 5 (2.28%) TeamCity
13 5 (2.28%) LLBLGen Pro
General
1 17 (7.76%) Finance
2 4 (1.83%) Telecoms
3 3 (1.37%) Back Office
4 1 (0.46%) Electronics
4 1 (0.46%) Automotive
4 1 (0.46%) Games
Job Titles
1 167 (76.26%) Developer
2 76 (34.70%) .NET Developer
3 42 (19.18%) Java Developer
4 24 (10.96%) Senior Developer
5 14 (6.39%) C# Developer
6 12 (5.48%) PHP Developer
6 12 (5.48%) Analyst
6 12 (5.48%) Agile Coach
7 11 (5.02%) C# .NET Developer
8 10 (4.57%) Agile .NET Developer
8 10 (4.57%) Software Engineer
9 8 (3.65%) Test Analyst
10 7 (3.20%) ASP.NET Developer
10 7 (3.20%) SQL Developer
11 6 (2.74%) Ruby Developer
11 6 (2.74%) Senior Java Developer
11 6 (2.74%) QA Analyst
11 6 (2.74%) Senior PHP Developer
12 5 (2.28%) C# ASP.NET Developer
12 5 (2.28%) Tester
Libraries, Frameworks & Software Standards
1 95 (43.38%) .NET
2 89 (40.64%) HTML
3 75 (34.25%) CSS
4 64 (29.22%) ASP.NET
5 61 (27.85%) jQuery
6 50 (22.83%) .NET Framework
7 45 (20.55%) Web Services
8 36 (16.44%) XML
8 36 (16.44%) JSON
9 34 (15.53%) ASP.NET MVC
10 31 (14.16%) ADO.NET Entity Framework
11 28 (12.79%) Hibernate
12 27 (12.33%) CSS3
13 25 (11.42%) REST
14 24 (10.96%) HTML5
14 24 (10.96%) NHibernate
15 22 (10.05%) Spring
16 21 (9.59%) J2EE
17 19 (8.68%) RESTful
18 18 (8.22%) Ajax
Miscellaneous
1 20 (9.13%) Open Source
2 10 (4.57%) Mobile App
3 7 (3.20%) Client/Server
4 6 (2.74%) Smartcard
4 6 (2.74%) PKI
5 5 (2.28%) iPhone
6 4 (1.83%) Enterprise Software
6 4 (1.83%) Inversion of Control
7 3 (1.37%) User Experience
7 3 (1.37%) N-Tier
8 2 (0.91%) Data Structures
8 2 (0.91%) Algorithms
9 1 (0.46%) Analytical Skills
9 1 (0.46%) NHS
9 1 (0.46%) W3C
9 1 (0.46%) RIA
9 1 (0.46%) Blackberry
9 1 (0.46%) Mainframe
Operating Systems
1 33 (15.07%) Linux
2 23 (10.50%) Windows
3 21 (9.59%) UNIX
4 15 (6.85%) Android
5 13 (5.94%) Mac OS X
6 10 (4.57%) Windows Mobile
7 8 (3.65%) Apple iOS
8 6 (2.74%) CentOS
9 5 (2.28%) Windows Phone
Processes & Methodologies
1 161 (73.52%) Agile Software Development
2 118 (53.88%) MVC
3 72 (32.88%) Continuous Integration
4 65 (29.68%) BDD
5 46 (21.00%) Scrum
6 34 (15.53%) OO
7 28 (12.79%) Unit Testing
8 26 (11.87%) Test Automation
8 26 (11.87%) Software Engineering
9 22 (10.05%) Web Development
10 21 (9.59%) Web Design
11 19 (8.68%) Responsive Web Design
12 16 (7.31%) ATDD
13 15 (6.85%) Pair Programming
14 14 (6.39%) Configuration Management
15 13 (5.94%) OOP
15 13 (5.94%) Automated Testing
16 12 (5.48%) Don't repeat yourself (DRY)
17 11 (5.02%) DevOps
17 11 (5.02%) Project Management
Programming Languages
1 101 (46.12%) C#
1 101 (46.12%) JavaScript
2 85 (38.81%) Java
3 67 (30.59%) SQL
4 36 (16.44%) Ruby
5 34 (15.53%) PHP
6 22 (10.05%) Python
7 8 (3.65%) C++
7 8 (3.65%) Bash Shell
8 6 (2.74%) PHP5
8 6 (2.74%) T-SQL
9 4 (1.83%) PL/SQL
10 3 (1.37%) Perl
11 2 (0.91%) Scala
12 1 (0.46%) VB
12 1 (0.46%) REXX
12 1 (0.46%) NATURAL
12 1 (0.46%) JCL
12 1 (0.46%) XAML
12 1 (0.46%) COBOL
Qualifications
1 8 (3.65%) Degree
1 8 (3.65%) VCP4
2 4 (1.83%) MCAD
2 4 (1.83%) MCSD
2 4 (1.83%) Microsoft Certification
3 2 (0.91%) Security Cleared
4 1 (0.46%) PRINCE2 Certification
4 1 (0.46%) ISEB
Quality Assurance & Compliance
1 22 (10.05%) QA
System Software
1 5 (2.28%) VMware Infrastructure
Systems Management
1 12 (5.48%) Puppet
1 12 (5.48%) Opscode Chef
2 8 (3.65%) Salt
3 6 (2.74%) OpenIDM
4 5 (2.28%) Graylog
5 3 (1.37%) Graphite
5 3 (1.37%) HAProxy
6 2 (0.91%) Ansible
Vendors
1 24 (10.96%) Oracle
2 20 (9.13%) Microsoft
3 13 (5.94%) Zend
4 6 (2.74%) Red Hat
4 6 (2.74%) Cisco
4 6 (2.74%) Splunk
5 5 (2.28%) Appcelerator
5 5 (2.28%) Xamarin
5 5 (2.28%) New Relic
5 5 (2.28%) Akamai
5 5 (2.28%) Sencha
5 5 (2.28%) VMware
6 1 (0.46%) hybris
6 1 (0.46%) HP
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