The table below looks at the statistics for TDD skills in IT contracts advertised for the Croydon region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 27 January 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 Jan 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 18 13 15
Rank change year-on-year
-5 +2
Contract jobs citing TDD 3 3 2
As % of all contract IT jobs located in Croydon 2.75% 3.41% 2.50%
As % of the Processes & Methodologies category 3.41% 4.69% 3.77%
Number of daily rates quoted 1 3 0
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£325 £438 -
Average daily rate % change year-on-year
-25.71% -
UK excluding London average daily rate £375 £363 £350
% change year-on-year
+3.44% +3.57%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £37.50 £35.00 £39.00
% change year-on-year
+7.14% -10.25%
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 Croydon region.

Processes & Methodologies Category
Croydon
Contract IT job ads with a match in the
Processes & Methodologies category
88 64 53
As % of all contract IT jobs located in Croydon 80.73% 72.73% 66.25%
Number of daily rates quoted 68 38 40
Average daily rate £400 £425 £450
Average daily rate % change year-on-year
-5.88% -5.55%
90% offered a daily rate of more than £375 £250 £310
10% offered a daily rate of more than £550 £625 £550
UK excluding London average daily rate £398 £375 £363
% change year-on-year
+6.00% +3.44%
Number of hourly rates quoted 1 4 2
Average hourly rate £40.00 £15.96 £21.79
Average hourly rate % change year-on-year
+150.62% -26.75%
UK excluding London average hourly rate £25.25 £27.50 £31.00
% change year-on-year
-8.18% -11.29%

TDD
Jobs Demand Trend in Croydon

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

TDD Jobs Demand Trend in Croydon

TDD
Daily Rate Trend in Croydon

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

TDD Daily Rate Trend in Croydon

TDD
Top 30 Related IT Skills in Croydon

For the 6 months to 27 January 2015, IT contractor jobs across the Croydon 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 6 (85.71%) jQuery
2 5 (71.43%) Agile Software Development
2 5 (71.43%) C#
2 5 (71.43%) JavaScript
2 5 (71.43%) .NET
2 5 (71.43%) Visual Studio
2 5 (71.43%) ASP.NET
2 5 (71.43%) Microsoft
3 4 (57.14%) SharePoint
3 4 (57.14%) XML
3 4 (57.14%) SQL Server Reporting Services
3 4 (57.14%) PowerShell
3 4 (57.14%) SharePoint 2010
3 4 (57.14%) PerformancePoint
3 4 (57.14%) SharePoint 2013
4 3 (42.86%) MSTest
4 3 (42.86%) Waterfall
4 3 (42.86%) NUnit
4 3 (42.86%) Workflow
4 3 (42.86%) Finance
4 3 (42.86%) SQL
5 2 (28.57%) T-SQL
5 2 (28.57%) HTML
5 2 (28.57%) CSS
5 2 (28.57%) SQL Server
5 2 (28.57%) Microsoft Certification
5 2 (28.57%) Team Foundation Server
6 1 (14.29%) RESTful
6 1 (14.29%) Microsoft Azure
6 1 (14.29%) Open Source

TDD
Top Related IT Skills in Croydon by Category

For the 6 months to 27 January 2015, IT contractor jobs across the Croydon 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 4 (57.14%) SharePoint
1 4 (57.14%) SharePoint 2010
1 4 (57.14%) SharePoint 2013
2 1 (14.29%) Confluence
2 1 (14.29%) Mule
2 1 (14.29%) JBoss
2 1 (14.29%) Tomcat
Applications
1 1 (14.29%) PowerPivot
1 1 (14.29%) MS Excel
Cloud Services
1 1 (14.29%) Microsoft Azure
1 1 (14.29%) GitHub
Database & Business Intelligence
1 4 (57.14%) SQL Server Reporting Services
1 4 (57.14%) PerformancePoint
2 2 (28.57%) SQL Server
3 1 (14.29%) SQL Server 2008
3 1 (14.29%) SQL Server Analysis Services
3 1 (14.29%) PostgreSQL
3 1 (14.29%) SQL Server Integration Services
Development Applications
1 5 (71.43%) Visual Studio
2 3 (42.86%) MSTest
2 3 (42.86%) NUnit
3 2 (28.57%) Team Foundation Server
4 1 (14.29%) Maven
4 1 (14.29%) Gerrit
4 1 (14.29%) Jenkins
4 1 (14.29%) Git (software)
4 1 (14.29%) Eclipse
4 1 (14.29%) JUnit
4 1 (14.29%) JIRA
General
1 3 (42.86%) Finance
2 1 (14.29%) Banking
Job Titles
1 7 (100.00%) Developer
2 4 (57.14%) SharePoint Developer
3 1 (14.29%) Agile Java Developer
3 1 (14.29%) Senior Developer
3 1 (14.29%) Java Developer
3 1 (14.29%) .NET Developer
3 1 (14.29%) Senior .NET Developer
Libraries, Frameworks & Software Standards
1 6 (85.71%) jQuery
2 5 (71.43%) .NET
2 5 (71.43%) ASP.NET
3 4 (57.14%) XML
4 2 (28.57%) HTML
4 2 (28.57%) CSS
5 1 (14.29%) RESTful
5 1 (14.29%) ASP.NET MVC
5 1 (14.29%) Spring
5 1 (14.29%) CSS3
5 1 (14.29%) Backbone.js
5 1 (14.29%) JAX-RS
5 1 (14.29%) Ember.js
5 1 (14.29%) Twitter Bootstrap
5 1 (14.29%) HTML5
5 1 (14.29%) ASP.NET Web Forms
5 1 (14.29%) Hibernate
5 1 (14.29%) JSON
5 1 (14.29%) WCF
Miscellaneous
1 1 (14.29%) Open Source
1 1 (14.29%) Taxonomies
Operating Systems
1 1 (14.29%) Windows
1 1 (14.29%) Linux
Processes & Methodologies
1 5 (71.43%) Agile Software Development
2 3 (42.86%) Waterfall
2 3 (42.86%) Workflow
3 1 (14.29%) MVC
3 1 (14.29%) Unit Testing
3 1 (14.29%) Continuous Integration
3 1 (14.29%) BDD
3 1 (14.29%) Business Intelligence
3 1 (14.29%) Scrum
3 1 (14.29%) Web Development
Programming Languages
1 5 (71.43%) C#
1 5 (71.43%) JavaScript
2 4 (57.14%) PowerShell
3 3 (42.86%) SQL
4 2 (28.57%) T-SQL
5 1 (14.29%) Python
5 1 (14.29%) Java
5 1 (14.29%) Ruby
Qualifications
1 2 (28.57%) Microsoft Certification
Systems Management
1 1 (14.29%) Ansible
Vendors
1 5 (71.43%) Microsoft
2 1 (14.29%) SaltStack