The table below looks at the statistics for TDD skills in IT contracts advertised for the Welwyn Garden City region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 2 September 2014 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
2 Sep 2014
Same period 2013 Same period 2012
Test-Driven Development (TDD)
Rank 8 8 12
Rank change year-on-year
0 +4
Contract jobs citing TDD 4 1 6
As % of all contract IT jobs located in Welwyn Garden City 7.84% 2.94% 13.95%
As % of the Processes & Methodologies category 10.81% 3.85% 15.00%
Number of daily rates quoted 1 1 2
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£550 £625 £331
Average daily rate % change year-on-year
-12.00% +88.67%
UK excluding London average daily rate £375 £350 £328
% change year-on-year
+7.14% +6.87%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £56.75 £32.50 £36.75
% change year-on-year
+74.61% -11.56%
TDD
Hertfordshire

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

Processes & Methodologies Category
Welwyn Garden City
Contract IT job ads with a match in the
Processes & Methodologies category
37 26 40
As % of all contract IT jobs located in Welwyn Garden City 72.55% 76.47% 93.02%
Number of daily rates quoted 21 17 21
Average daily rate £325 £406 £331
Average daily rate % change year-on-year
-20.00% +22.64%
90% offered a daily rate of more than £148 £258 £250
10% offered a daily rate of more than £425 £468 £375
UK excluding London average daily rate £375 £370 £360
% change year-on-year
+1.35% +2.77%
Number of hourly rates quoted 0 2 0
Average hourly rate - £15.50 -
UK excluding London average hourly rate £26.50 £30.00 £31.00
% change year-on-year
-11.66% -3.22%

TDD
Jobs Demand Trend in Welwyn Garden City

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

TDD Jobs Demand Trend in Welwyn Garden City

TDD
Daily Rate Trend in Welwyn Garden City

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

TDD Daily Rate Trend in Welwyn Garden City

TDD
Top 30 Related IT Skills in Welwyn Garden City

For the 6 months to 2 September 2014, IT contractor jobs across the Welwyn Garden City 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 4 (100.00%) .NET
1 4 (100.00%) C#
2 3 (75.00%) WCF
2 3 (75.00%) Continuous Integration
2 3 (75.00%) REST
3 2 (50.00%) Jenkins
3 2 (50.00%) BDD
3 2 (50.00%) SpecFlow
3 2 (50.00%) Couchbase
3 2 (50.00%) Marketing
3 2 (50.00%) .NET Framework
3 2 (50.00%) Team Foundation Server
3 2 (50.00%) SQL
3 2 (50.00%) Scrum
3 2 (50.00%) Automated Testing
3 2 (50.00%) SQL Server
3 2 (50.00%) Visual Studio
3 2 (50.00%) ASP.NET
4 1 (25.00%) CSS
4 1 (25.00%) SOAP
4 1 (25.00%) Web Services
4 1 (25.00%) E-Commerce
4 1 (25.00%) SOA
4 1 (25.00%) VSS/SourceSafe
4 1 (25.00%) MVC
4 1 (25.00%) HTML
4 1 (25.00%) JavaScript
4 1 (25.00%) CruiseControl
4 1 (25.00%) Subversion
4 1 (25.00%) PKI

TDD
Top Related IT Skills in Welwyn Garden City by Category

For the 6 months to 2 September 2014, IT contractor jobs across the Welwyn Garden City 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.

Database & Business Intelligence
1 2 (50.00%) SQL Server
1 2 (50.00%) Couchbase
2 1 (25.00%) SQL Server 2008
2 1 (25.00%) NoSQL
Development Applications
1 2 (50.00%) Visual Studio
1 2 (50.00%) Team Foundation Server
1 2 (50.00%) SpecFlow
1 2 (50.00%) Jenkins
2 1 (25.00%) VSS/SourceSafe
2 1 (25.00%) CruiseControl
2 1 (25.00%) Subversion
2 1 (25.00%) Atlassian Bamboo
2 1 (25.00%) Git (software)
General
1 2 (50.00%) Marketing
Job Titles
1 4 (100.00%) Developer
2 3 (75.00%) .NET Developer
3 2 (50.00%) C# Developer
3 2 (50.00%) ASP.NET Developer
3 2 (50.00%) C# ASP.NET Developer
3 2 (50.00%) Lead Developer
3 2 (50.00%) C# .NET Developer
4 1 (25.00%) Lead .NET Developer
Libraries, Frameworks & Software Standards
1 4 (100.00%) .NET
2 3 (75.00%) WCF
2 3 (75.00%) REST
3 2 (50.00%) .NET Framework
3 2 (50.00%) ASP.NET
4 1 (25.00%) CSS
4 1 (25.00%) SOAP
4 1 (25.00%) Web Services
4 1 (25.00%) NHibernate
4 1 (25.00%) jQuery
4 1 (25.00%) ASP.NET MVC
4 1 (25.00%) ADO.NET Entity Framework
4 1 (25.00%) HTML
4 1 (25.00%) ASP.NET MVC 3
4 1 (25.00%) AngularJS
4 1 (25.00%) ASP.NET MVC 4
Miscellaneous
1 1 (25.00%) PKI
1 1 (25.00%) Enterprise Software
Processes & Methodologies
1 3 (75.00%) Continuous Integration
2 2 (50.00%) BDD
2 2 (50.00%) Scrum
2 2 (50.00%) Automated Testing
3 1 (25.00%) Unit Testing
3 1 (25.00%) E-Commerce
3 1 (25.00%) SOA
3 1 (25.00%) MVC
3 1 (25.00%) MVVM
Programming Languages
1 4 (100.00%) C#
2 2 (50.00%) SQL
3 1 (25.00%) JavaScript