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 22 May 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
22 May 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 1 3 -
Rank change year-on-year
+2 -
Contract jobs citing TDD 4 2 0
As % of all contract IT jobs located in Osterley 100.00% 33.33% -
As % of the Processes & Methodologies category 100.00% 33.33% -
Number of daily rates quoted 4 0 0
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£490 - -
UK excluding London average daily rate £388 £375 £350
% change year-on-year
+3.33% +7.14%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £42.50 £45.00 £39.00
% change year-on-year
-5.55% +15.38%
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
4 6 8
As % of all contract IT jobs located in Osterley 100.00% 100.00% 100.00%
Number of daily rates quoted 4 2 8
Average daily rate £490 £218 £425
Average daily rate % change year-on-year
+125.28% -48.82%
90% offered a daily rate of more than £320 £185 £345
10% offered a daily rate of more than £530 £250 £520
UK excluding London average daily rate £388 £375 £363
% change year-on-year
+3.33% +3.44%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £30.00 £30.00 £32.00
% change year-on-year
- -6.25%

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
Daily Rate Histogram in Osterley

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Osterley region over the 3 months to 22 May 2015.

TDD Daily Rate Histogram in Osterley

TDD
Top 30 Related IT Skills in Osterley

For the 6 months to 22 May 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 9 (81.82%) Agile Software Development
2 6 (54.55%) Pair Programming
2 6 (54.55%) BDD
3 5 (45.45%) HTML5
3 5 (45.45%) CSS3
3 5 (45.45%) CSS
3 5 (45.45%) HTML
4 4 (36.36%) OO
4 4 (36.36%) JavaScript
4 4 (36.36%) Software Engineering
4 4 (36.36%) Jasmine
4 4 (36.36%) AngularJS
4 4 (36.36%) Mocha
5 3 (27.27%) QA
5 3 (27.27%) RESTful
5 3 (27.27%) Scrum
6 2 (18.18%) Xcode
6 2 (18.18%) Objective-C
6 2 (18.18%) MS Excel
6 2 (18.18%) OOD
6 2 (18.18%) Java
6 2 (18.18%) Microsoft
6 2 (18.18%) Apple
6 2 (18.18%) Kanban
6 2 (18.18%) Core Animation
6 2 (18.18%) Open Source
6 2 (18.18%) Video on Demand
6 2 (18.18%) Animation
6 2 (18.18%) Test Scripting
6 2 (18.18%) iPhone

TDD
Top Related IT Skills in Osterley by Category

For the 6 months to 22 May 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.

Application Platforms
1 2 (18.18%) Node.js
Applications
1 2 (18.18%) MS Excel
1 2 (18.18%) Mingle
Cloud Services
1 2 (18.18%) Trello
Communications & Networking
1 1 (9.09%) UPnP
Database & Business Intelligence
1 1 (9.09%) Relational Database
1 1 (9.09%) Oracle Database
1 1 (9.09%) MongoDB
1 1 (9.09%) NoSQL
1 1 (9.09%) RDBMS
Development Applications
1 4 (36.36%) Jasmine
1 4 (36.36%) Mocha
2 2 (18.18%) Xcode
2 2 (18.18%) CocoaPods
2 2 (18.18%) JIRA
3 1 (9.09%) Spock
3 1 (9.09%) Cucumber
3 1 (9.09%) Selenium
3 1 (9.09%) Git (software)
3 1 (9.09%) Visual Studio Team System
Job Titles
1 9 (81.82%) Developer
2 4 (36.36%) Web Developer
3 2 (18.18%) Tester
3 2 (18.18%) QA Tester
3 2 (18.18%) Front-End Developer
3 2 (18.18%) Front-End Web Developer
3 2 (18.18%) iOS Developer
3 2 (18.18%) Full Stack Developer
4 1 (9.09%) Agile Java Developer
4 1 (9.09%) Software Developer
4 1 (9.09%) Software Engineer
4 1 (9.09%) Systems Engineer
4 1 (9.09%) Senior Developer
4 1 (9.09%) Senior Systems Engineer
4 1 (9.09%) Java Developer
4 1 (9.09%) C# Developer
4 1 (9.09%) Senior Software Engineer
4 1 (9.09%) Senior Software Developer
Libraries, Frameworks & Software Standards
1 5 (45.45%) HTML5
1 5 (45.45%) CSS3
1 5 (45.45%) CSS
1 5 (45.45%) HTML
2 4 (36.36%) AngularJS
3 3 (27.27%) RESTful
4 2 (18.18%) Core Animation
4 2 (18.18%) Cocoa Touch
5 1 (9.09%) Entity Framework
5 1 (9.09%) Spring
5 1 (9.09%) .NET Framework
5 1 (9.09%) WCF
5 1 (9.09%) WPF
5 1 (9.09%) WF
5 1 (9.09%) LINQ
5 1 (9.09%) JSON
5 1 (9.09%) .NET
5 1 (9.09%) SOAP
5 1 (9.09%) Web Services
5 1 (9.09%) WinForms
Miscellaneous
1 2 (18.18%) Open Source
1 2 (18.18%) Video on Demand
1 2 (18.18%) Animation
1 2 (18.18%) iPhone
1 2 (18.18%) IPTV
1 2 (18.18%) STB
1 2 (18.18%) iPad
1 2 (18.18%) User Experience
Operating Systems
1 2 (18.18%) Apple iOS
2 1 (9.09%) Linux
Processes & Methodologies
1 9 (81.82%) Agile Software Development
2 6 (54.55%) Pair Programming
2 6 (54.55%) BDD
3 4 (36.36%) OO
3 4 (36.36%) Software Engineering
4 3 (27.27%) Scrum
5 2 (18.18%) OOD
5 2 (18.18%) Kanban
5 2 (18.18%) Test Scripting
5 2 (18.18%) Test Planning
5 2 (18.18%) iOS Development
6 1 (9.09%) Continuous Improvement
6 1 (9.09%) Automated Testing
6 1 (9.09%) Release Management
6 1 (9.09%) Unit Testing
6 1 (9.09%) Continuous Integration
6 1 (9.09%) SOA
6 1 (9.09%) MVC
6 1 (9.09%) Workflow
Programming Languages
1 4 (36.36%) JavaScript
2 2 (18.18%) Objective-C
2 2 (18.18%) Java
2 2 (18.18%) Apple Swift
3 1 (9.09%) Bash Shell
3 1 (9.09%) Groovy
3 1 (9.09%) Scala
3 1 (9.09%) SQL
3 1 (9.09%) C#
Qualifications
1 1 (9.09%) Degree
Quality Assurance & Compliance
1 3 (27.27%) QA
Vendors
1 2 (18.18%) Microsoft
1 2 (18.18%) Apple
2 1 (9.09%) Oracle