The first table below looks at the demand for TDD skills in IT contracts advertised for the Middlesex region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 24 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Processes & Methodologies category for the Middlesex region.

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
24 May 2013
Same period 2012 Same period 2011
Test-Driven Development (TDD)
Rank 23 28 35
Rank change year-on-year
+5 +7
Contract jobs citing TDD 2 4 4
As % of all contract IT jobs located in Middlesex 1.000% 1.294% 1.190%
As % of the Processes & Methodologies category 1.351% 1.905% 1.481%
Number of daily rates quoted 2 0 3
Average daily rate £288 - £450
UK excluding London average daily rate £350 £325 £363
% change year-on-year
+7.69% -10.34%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £39.00 £40.00 £42.50
% change year-on-year
-2.50% -5.88%
All Processes & Methodologies
Middlesex
Contract IT job ads with a match in the
Processes & Methodologies category
148 210 270
As % of all contract IT jobs located in Middlesex 74.00% 67.96% 80.36%
Number of daily rates quoted 93 107 116
Average daily rate £375 £375 £425
Average daily rate % change year-on-year
- -11.76%
90% offered a daily rate of more than £250 £254 £300
10% offered a daily rate of more than £550 £527 £500
UK excluding London average daily rate £365 £365 £375
% change year-on-year
- -2.66%
Number of hourly rates quoted 4 9 12
Average hourly rate £30.25 £39.00 £29.00
Average hourly rate % change year-on-year
-22.43% +34.48%
UK excluding London average hourly rate £30.00 £25.00 £29.50
% change year-on-year
+20.00% -15.25%
TDD
South East

TDD
Jobs Demand Trend

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

Middlesex TDD Jobs Demand Trend

TDD
Daily Rate Trend

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

Middlesex TDD Daily Rate Trend

TDD
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Middlesex region over the 3 months to 24 May 2013.

Middlesex TDD Daily Rate Histogram

TDD
Top 22 Related IT Skills

For the 6 months to 24 May 2013, IT contractor jobs across the Middlesex 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 2 (66.67%) MVC
1 2 (66.67%) Telecoms
1 2 (66.67%) Migration
1 2 (66.67%) Scrum
1 2 (66.67%) .NET
1 2 (66.67%) ASP.NET
1 2 (66.67%) C#
1 2 (66.67%) Agile Software Development
1 2 (66.67%) Retail
1 2 (66.67%) ASP.NET MVC
1 2 (66.67%) E-Commerce
1 2 (66.67%) ASP.NET MVC 4
2 1 (33.33%) BDD
2 1 (33.33%) CSS3
2 1 (33.33%) Ruby
2 1 (33.33%) Grails
2 1 (33.33%) Groovy
2 1 (33.33%) Pair Programming
2 1 (33.33%) JavaScript
2 1 (33.33%) CSS
2 1 (33.33%) XSLT
2 1 (33.33%) OO

TDD
Top Related IT Skills by Category

For the 6 months to 24 May 2013, IT contractor jobs across the Middlesex 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 Development
1 2 (66.67%) .NET
1 2 (66.67%) ASP.NET
1 2 (66.67%) ASP.NET MVC
1 2 (66.67%) ASP.NET MVC 4
2 1 (33.33%) CSS3
2 1 (33.33%) Grails
2 1 (33.33%) CSS
2 1 (33.33%) XSLT
General
1 2 (66.67%) Telecoms
1 2 (66.67%) Retail
Job Titles
1 3 (100.00%) Developer
2 1 (33.33%) .NET Developer
2 1 (33.33%) ASP.NET Developer
Processes & Methodologies
1 2 (66.67%) MVC
1 2 (66.67%) Migration
1 2 (66.67%) Scrum
1 2 (66.67%) Agile Software Development
1 2 (66.67%) E-Commerce
2 1 (33.33%) BDD
2 1 (33.33%) Pair Programming
2 1 (33.33%) OO
Programming Languages
1 2 (66.67%) C#
2 1 (33.33%) Ruby
2 1 (33.33%) Groovy
2 1 (33.33%) JavaScript