The table below looks at the statistics for TDD skills in IT contracts advertised for the Osterley 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 - 2 -
Contract jobs citing TDD 0 3 0
As % of all contract IT jobs located in Osterley - 75.00% -
As % of the Processes & Methodologies category - 75.00% -
Number of daily rates quoted 0 1 0
Average daily rate
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of your Daily Rate
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- £490 -
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
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 Osterley region.

Processes & Methodologies Category
Osterley
Contract IT job ads with a match in the
Processes & Methodologies category
2 4 9
As % of all contract IT jobs located in Osterley 100.00% 100.00% 90.00%
Number of daily rates quoted 1 2 8
Average daily rate £460 £490 £485
Average daily rate % change year-on-year
-6.12% +1.03%
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
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 Osterley

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

TDD Jobs Demand Trend in Osterley

TDD
Daily Rate Trend in Osterley

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

TDD Daily Rate Trend in Osterley

TDD
Top 30 Related IT Skills in Osterley

For the 6 months to 31 July 2015, IT contractor jobs across the Osterley 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%) Agile Software Development
1 4 (100.00%) BDD
2 3 (75.00%) RESTful
2 3 (75.00%) Pair Programming
2 3 (75.00%) Scrum
3 2 (50.00%) Xcode
3 2 (50.00%) Objective-C
3 2 (50.00%) Animation
3 2 (50.00%) OO
3 2 (50.00%) OOD
3 2 (50.00%) Apple iOS
3 2 (50.00%) Apple
3 2 (50.00%) iPhone
3 2 (50.00%) Core Animation
3 2 (50.00%) Cocoa Touch
3 2 (50.00%) iOS Development
3 2 (50.00%) User Experience
3 2 (50.00%) Apple Swift
3 2 (50.00%) CocoaPods
3 2 (50.00%) iPad
4 1 (25.00%) Spock
4 1 (25.00%) Relational Database
4 1 (25.00%) Oracle Database
4 1 (25.00%) Open Source
4 1 (25.00%) Bash Shell
4 1 (25.00%) HTML5
4 1 (25.00%) Git (software)
4 1 (25.00%) CSS3
4 1 (25.00%) Continuous Improvement
4 1 (25.00%) Entity Framework

TDD
Top Related IT Skills in Osterley by Category

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

Communications & Networking
1 1 (25.00%) UPnP
Database & Business Intelligence
1 1 (25.00%) RDBMS
1 1 (25.00%) MongoDB
1 1 (25.00%) NoSQL
1 1 (25.00%) Oracle Database
1 1 (25.00%) Relational Database
Development Applications
1 2 (50.00%) Xcode
1 2 (50.00%) CocoaPods
2 1 (25.00%) Visual Studio Team System
2 1 (25.00%) Git (software)
2 1 (25.00%) Spock
Job Titles
1 4 (100.00%) Developer
2 2 (50.00%) iOS Developer
3 1 (25.00%) Software Developer
3 1 (25.00%) Software Engineer
3 1 (25.00%) Systems Engineer
3 1 (25.00%) Senior Developer
3 1 (25.00%) Senior Systems Engineer
3 1 (25.00%) C# Developer
3 1 (25.00%) Senior Software Engineer
3 1 (25.00%) Senior Software Developer
Libraries, Frameworks & Software Standards
1 3 (75.00%) RESTful
2 2 (50.00%) Core Animation
2 2 (50.00%) Cocoa Touch
3 1 (25.00%) HTML5
3 1 (25.00%) Entity Framework
3 1 (25.00%) CSS3
3 1 (25.00%) HTML
3 1 (25.00%) .NET
3 1 (25.00%) CSS
3 1 (25.00%) SOAP
3 1 (25.00%) Web Services
3 1 (25.00%) WinForms
3 1 (25.00%) Spring
3 1 (25.00%) .NET Framework
3 1 (25.00%) JSON
3 1 (25.00%) WCF
3 1 (25.00%) WPF
3 1 (25.00%) WF
3 1 (25.00%) LINQ
Miscellaneous
1 2 (50.00%) Animation
1 2 (50.00%) iPhone
1 2 (50.00%) iPad
1 2 (50.00%) User Experience
Operating Systems
1 2 (50.00%) Apple iOS
2 1 (25.00%) Linux
Processes & Methodologies
1 4 (100.00%) Agile Software Development
1 4 (100.00%) BDD
2 3 (75.00%) Scrum
2 3 (75.00%) Pair Programming
3 2 (50.00%) OO
3 2 (50.00%) OOD
3 2 (50.00%) iOS Development
4 1 (25.00%) Continuous Improvement
4 1 (25.00%) SOA
4 1 (25.00%) MVC
4 1 (25.00%) Workflow
4 1 (25.00%) Release Management
4 1 (25.00%) Unit Testing
4 1 (25.00%) Continuous Integration
4 1 (25.00%) Open Source
Programming Languages
1 2 (50.00%) Objective-C
1 2 (50.00%) Apple Swift
2 1 (25.00%) C#
2 1 (25.00%) Java
2 1 (25.00%) SQL
2 1 (25.00%) Groovy
2 1 (25.00%) Scala
2 1 (25.00%) Bash Shell
Qualifications
1 1 (25.00%) Degree
Quality Assurance & Compliance
1 1 (25.00%) QA
Vendors
1 2 (50.00%) Apple
2 1 (25.00%) Oracle