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 December 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
22 Dec 2014
Same period 2013 Same period 2012
Test-Driven Development (TDD)
Rank 2 2 -
Rank change year-on-year
0 -
Contract jobs citing TDD 15 8 0
As % of all contract IT jobs located in Osterley 50.00% 36.36% -
As % of the Processes & Methodologies category 50.00% 38.10% -
Number of daily rates quoted 14 8 0
Average daily rate
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of your Daily Rate
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£495 £410 -
Average daily rate % change year-on-year
+20.73% -
UK excluding London average daily rate £375 £350 £370
% change year-on-year
+7.14% -5.40%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £39.50 £33.00 £39.00
% change year-on-year
+19.69% -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
30 21 1
As % of all contract IT jobs located in Osterley 100.00% 95.45% 100.00%
Number of daily rates quoted 26 21 1
Average daily rate £425 £420 £495
Average daily rate % change year-on-year
+1.19% -15.15%
UK excluding London average daily rate £388 £365 £365
% change year-on-year
+6.16% -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £25.00 £27.00 £30.00
% change year-on-year
-7.40% -10.00%

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 December 2014.

TDD Daily Rate Histogram in Osterley

TDD
Top 30 Related IT Skills in Osterley

For the 6 months to 22 December 2014, 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 14 (82.35%) Agile Software Development
2 8 (47.06%) Scrum
2 8 (47.06%) Pair Programming
3 6 (35.29%) HTML
3 6 (35.29%) JavaScript
3 6 (35.29%) CSS
3 6 (35.29%) Software Engineering
3 6 (35.29%) HTML5
3 6 (35.29%) Mocha
3 6 (35.29%) CSS3
3 6 (35.29%) Jasmine
3 6 (35.29%) AngularJS
4 5 (29.41%) OO
4 5 (29.41%) QA
4 5 (29.41%) Video on Demand
4 5 (29.41%) Cucumber
4 5 (29.41%) BDD
5 4 (23.53%) Java
6 3 (17.65%) XML
6 3 (17.65%) JIRA
6 3 (17.65%) Selenium
6 3 (17.65%) Release Management
6 3 (17.65%) Test Scripting
6 3 (17.65%) Kanban
6 3 (17.65%) MongoDB
6 3 (17.65%) Node.js
6 3 (17.65%) User Stories
6 3 (17.65%) Trello
7 2 (11.76%) SQL
7 2 (11.76%) OOP

TDD
Top Related IT Skills in Osterley by Category

For the 6 months to 22 December 2014, 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 3 (17.65%) Node.js
Applications
1 2 (11.76%) MS Excel
1 2 (11.76%) Mingle
Cloud Services
1 3 (17.65%) Trello
Communications & Networking
1 1 (5.88%) Internet
1 1 (5.88%) Firewall
Database & Business Intelligence
1 3 (17.65%) MongoDB
2 1 (5.88%) NoSQL
2 1 (5.88%) SQL Server
Development Applications
1 6 (35.29%) Mocha
1 6 (35.29%) Jasmine
2 5 (29.41%) Cucumber
3 3 (17.65%) JIRA
3 3 (17.65%) Selenium
4 2 (11.76%) WebDriver
5 1 (5.88%) Maven
5 1 (5.88%) Git (software)
General
1 1 (5.88%) Finance
1 1 (5.88%) Multimedia
Job Titles
1 10 (58.82%) Developer
2 6 (35.29%) Web Developer
3 3 (17.65%) Front-End Developer
3 3 (17.65%) Front-End Web Developer
4 2 (11.76%) Java Developer
4 2 (11.76%) QA Tester
4 2 (11.76%) Tester
5 1 (5.88%) Business Analyst
5 1 (5.88%) Analyst
5 1 (5.88%) ScrumMaster
5 1 (5.88%) Agile Java Developer
5 1 (5.88%) DevOps Engineer
5 1 (5.88%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 6 (35.29%) CSS
1 6 (35.29%) HTML
1 6 (35.29%) HTML5
1 6 (35.29%) CSS3
1 6 (35.29%) AngularJS
2 3 (17.65%) XML
3 2 (11.76%) JSON
3 2 (11.76%) REST
3 2 (11.76%) WPF
3 2 (11.76%) Silverlight
3 2 (11.76%) RESTful
4 1 (5.88%) Apache Camel
4 1 (5.88%) Velocity
4 1 (5.88%) .NET
4 1 (5.88%) JMS
4 1 (5.88%) ActiveMQ
4 1 (5.88%) Spring
Miscellaneous
1 5 (29.41%) Video on Demand
2 2 (11.76%) STB
2 2 (11.76%) IPTV
2 2 (11.76%) User Experience
3 1 (5.88%) Open Source
3 1 (5.88%) Mobile App
3 1 (5.88%) Over-the-Top Content
Operating Systems
1 1 (5.88%) Windows
1 1 (5.88%) Linux
1 1 (5.88%) Windows Server 2008
1 1 (5.88%) Windows Server 2012
Processes & Methodologies
1 14 (82.35%) Agile Software Development
2 8 (47.06%) Pair Programming
2 8 (47.06%) Scrum
3 6 (35.29%) Software Engineering
4 5 (29.41%) BDD
4 5 (29.41%) OO
5 3 (17.65%) User Stories
5 3 (17.65%) Release Management
5 3 (17.65%) Test Scripting
5 3 (17.65%) Kanban
6 2 (11.76%) Test Automation
6 2 (11.76%) Product Management
6 2 (11.76%) Continuous Improvement
6 2 (11.76%) OOD
6 2 (11.76%) SOA
6 2 (11.76%) MVC
6 2 (11.76%) OOP
6 2 (11.76%) Test Planning
6 2 (11.76%) MVVM
7 1 (5.88%) Mentoring
Programming Languages
1 6 (35.29%) JavaScript
2 4 (23.53%) Java
3 2 (11.76%) SQL
3 2 (11.76%) XAML
Quality Assurance & Compliance
1 5 (29.41%) QA
Vendors
1 2 (11.76%) Microsoft
2 1 (5.88%) Splunk
2 1 (5.88%) Cisco