The table below looks at the statistics for TDD skills in IT contracts advertised for the Norfolk region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 31 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
31 Jul 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 30 22 24
Rank change year-on-year
-8 +2
Contract jobs citing TDD 7 14 3
As % of all contract IT jobs located in Norfolk 3.50% 5.49% 1.90%
As % of the Processes & Methodologies category 4.32% 8.09% 2.65%
Number of daily rates quoted 4 9 3
Average daily rate
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£388 £300 £200
Average daily rate % change year-on-year
+29.16% +50.00%
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
East of 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 Norfolk region.

Processes & Methodologies Category
Norfolk
Contract IT job ads with a match in the
Processes & Methodologies category
162 173 113
As % of all contract IT jobs located in Norfolk 81.00% 67.84% 71.52%
Number of daily rates quoted 129 110 81
Average daily rate £320 £288 £325
Average daily rate % change year-on-year
+11.30% -11.53%
90% offered a daily rate of more than £175 £206 £200
10% offered a daily rate of more than £475 £450 £400
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 5 17 5
Average hourly rate £24.32 £27.50 £37.50
Average hourly rate % change year-on-year
-11.58% -26.66%
UK excluding London average hourly rate £30.50 £26.50 £31.00
% change year-on-year
+15.09% -14.51%

TDD
Jobs Demand Trend in Norfolk

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

TDD Jobs Demand Trend in Norfolk

TDD
Daily Rate Trend in Norfolk

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

TDD Daily Rate Trend in Norfolk

TDD
Contract Job Locations in Norfolk

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Norfolk region over the 3 months to 31 July 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
Norwich +5 5 £376 +7.28% 2
TDD
East of England

TDD
Top 30 Related IT Skills in Norfolk

For the 6 months to 31 July 2015, IT contractor jobs across the Norfolk 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 7 (100.00%) .NET
2 6 (85.71%) C#
2 6 (85.71%) Agile Software Development
3 5 (71.43%) Scrum
3 5 (71.43%) MVC
4 4 (57.14%) Maven
4 4 (57.14%) HTML
4 4 (57.14%) JavaScript
4 4 (57.14%) SOAP
4 4 (57.14%) Web Services
4 4 (57.14%) XML
4 4 (57.14%) Continuous Integration
4 4 (57.14%) Git (software)
4 4 (57.14%) BDD
4 4 (57.14%) REST
4 4 (57.14%) Responsive Web Design
4 4 (57.14%) Jenkins
5 3 (42.86%) User Stories
5 3 (42.86%) HTML5
5 3 (42.86%) Kanban
5 3 (42.86%) Subversion
5 3 (42.86%) Web Development
5 3 (42.86%) SQL Server
5 3 (42.86%) Software Engineering
6 2 (28.57%) SQL
6 2 (28.57%) ASP.NET
6 2 (28.57%) Microsoft
6 2 (28.57%) .NET Framework
6 2 (28.57%) JIRA
6 2 (28.57%) jQuery

TDD
Top Related IT Skills in Norfolk by Category

For the 6 months to 31 July 2015, IT contractor jobs across the Norfolk 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.

Applications
1 1 (14.29%) MS Office
Database & Business Intelligence
1 3 (42.86%) SQL Server
Development Applications
1 4 (57.14%) Maven
1 4 (57.14%) Git (software)
1 4 (57.14%) Jenkins
2 3 (42.86%) Subversion
3 2 (28.57%) Team Foundation Server
3 2 (28.57%) JIRA
4 1 (14.29%) Visual Studio
4 1 (14.29%) NUnit
4 1 (14.29%) Moq
4 1 (14.29%) SQL Server Management Studio (SSMS)
General
1 1 (14.29%) Manufacturing
Job Titles
1 6 (85.71%) Developer
2 4 (57.14%) .NET Developer
3 2 (28.57%) C# Developer
4 1 (14.29%) VB.NET Developer
4 1 (14.29%) SQL Developer
4 1 (14.29%) SQL Server Developer
4 1 (14.29%) Senior .NET Developer
4 1 (14.29%) Senior SQL Server Developer
4 1 (14.29%) Lead Software Engineer
4 1 (14.29%) Senior VB.NET Developer
4 1 (14.29%) Lead .NET Developer
4 1 (14.29%) C# .NET Developer
4 1 (14.29%) Senior SQL Developer
4 1 (14.29%) AWS Developer
4 1 (14.29%) Senior Developer
4 1 (14.29%) Lead Developer
4 1 (14.29%) Software Engineer
Libraries, Frameworks & Software Standards
1 7 (100.00%) .NET
2 4 (57.14%) HTML
2 4 (57.14%) SOAP
2 4 (57.14%) Web Services
2 4 (57.14%) XML
2 4 (57.14%) REST
3 3 (42.86%) HTML5
4 2 (28.57%) ASP.NET
4 2 (28.57%) .NET Framework
4 2 (28.57%) jQuery
5 1 (14.29%) ASP.NET MVC
5 1 (14.29%) CSS
5 1 (14.29%) Razor View Engine
5 1 (14.29%) AngularJS
5 1 (14.29%) Twitter Bootstrap
5 1 (14.29%) ASP.NET Web API
Miscellaneous
1 1 (14.29%) Mobile App
1 1 (14.29%) Analytical Skills
Processes & Methodologies
1 6 (85.71%) Agile Software Development
2 5 (71.43%) MVC
2 5 (71.43%) Scrum
3 4 (57.14%) Continuous Integration
3 4 (57.14%) BDD
3 4 (57.14%) Responsive Web Design
4 3 (42.86%) User Stories
4 3 (42.86%) Kanban
4 3 (42.86%) Software Engineering
4 3 (42.86%) Web Development
5 1 (14.29%) Unit Testing
5 1 (14.29%) Content Management
5 1 (14.29%) Web Design
5 1 (14.29%) Validation
5 1 (14.29%) Data Mapping
5 1 (14.29%) Dependency Injection
5 1 (14.29%) Mobile Application Development
5 1 (14.29%) Digital Content Management
5 1 (14.29%) OO
Programming Languages
1 6 (85.71%) C#
2 4 (57.14%) JavaScript
3 2 (28.57%) SQL
3 2 (28.57%) VB.NET
4 1 (14.29%) VB
Vendors
1 2 (28.57%) Microsoft
1 2 (28.57%) Coverity