The table below looks at the statistics for TDD skills in IT jobs advertised for the Isleworth region. Included is a guide to the average salaries offered in IT jobs that have cited TDD over the 3 months to 30 January 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
30 Jan 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 1 6 -
Rank change year-on-year
+5 -
Permanent jobs citing TDD 4 1 0
As % of all permanent IT jobs located in Isleworth 40.00% 8.33% -
As % of the Processes & Methodologies category 40.00% 33.33% -
Number of salaries quoted 4 1 0
Average salary £32,500 £50,000 -
Average salary % change year-on-year
-35.00% -
UK excluding London average salary £40,000 £40,000 £40,000
TDD
London

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in permanent jobs advertised in the Isleworth region.

Processes & Methodologies Category
Isleworth
Permanent IT job ads with a match in the
Processes & Methodologies category
10 3 8
As % of all permanent IT jobs located in Isleworth 100.00% 25.00% 50.00%
Number of salaries quoted 8 3 4
Average salary £55,000 £50,000 £50,000
Average salary % change year-on-year
+10.00% -
UK excluding London average salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

TDD
Jobs Demand Trend in Isleworth

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

TDD Jobs Demand Trend in Isleworth

TDD
Salary Trend in Isleworth

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD across the Isleworth region.

TDD Salary Trend in Isleworth

TDD
Salary Histogram in Isleworth

This chart provides a salary histogram for IT jobs citing TDD across the Isleworth region over the 3 months to 30 January 2015.

TDD Salary Histogram in Isleworth

TDD
Top 30 Related IT Skills in Isleworth

For the 6 months to 30 January 2015, IT jobs across the Isleworth 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 IT job ads sampled that cited TDD.

1 18 (100.00%) Agile Software Development
2 10 (55.56%) Continuous Integration
3 9 (50.00%) Scrum
4 8 (44.44%) ETL
4 8 (44.44%) SQL
4 8 (44.44%) UNIX
4 8 (44.44%) Netezza
5 7 (38.89%) OO
5 7 (38.89%) JavaScript
5 7 (38.89%) BDD
6 6 (33.33%) NoSQL
6 6 (33.33%) Open Source
6 6 (33.33%) Backbone.js
6 6 (33.33%) AngularJS
6 6 (33.33%) Mentoring
6 6 (33.33%) Software Engineering
6 6 (33.33%) Pair Programming
6 6 (33.33%) Release Management
6 6 (33.33%) QA
7 5 (27.78%) Degree
7 5 (27.78%) Data Warehouse
7 5 (27.78%) Unit Testing
7 5 (27.78%) Performance Tuning
7 5 (27.78%) Kimball Methodology
8 4 (22.22%) Web Application Development
8 4 (22.22%) MongoDB
8 4 (22.22%) MVC
8 4 (22.22%) Ab Initio
8 4 (22.22%) Data Management
8 4 (22.22%) Enterprise Data Management

TDD
Top Related IT Skills in Isleworth by Category

For the 6 months to 30 January 2015, IT jobs across the Isleworth 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 IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 1 (5.56%) Alfresco
1 1 (5.56%) Apache
1 1 (5.56%) Tomcat
1 1 (5.56%) Liferay
Cloud Services
1 1 (5.56%) GitHub
Database & Business Intelligence
1 6 (33.33%) NoSQL
2 5 (27.78%) Data Warehouse
3 4 (22.22%) MongoDB
4 3 (16.67%) SQL Server
4 3 (16.67%) Apache Cassandra
Development Applications
1 3 (16.67%) NUnit
1 3 (16.67%) MSTest
1 3 (16.67%) Rhino Mocks
1 3 (16.67%) Moq
2 2 (11.11%) Gradle
2 2 (11.11%) Jenkins
2 2 (11.11%) Cucumber
2 2 (11.11%) Hudson
3 1 (5.56%) JIRA
3 1 (5.56%) Subversion
3 1 (5.56%) Eclipse
3 1 (5.56%) IntelliJ
General
1 1 (5.56%) Telecoms
Job Titles
1 15 (83.33%) Developer
2 6 (33.33%) Senior Developer
3 5 (27.78%) Data Warehouse Developer
4 4 (22.22%) Senior JavaScript Developer
4 4 (22.22%) JavaScript Developer
5 3 (16.67%) .NET Developer
5 3 (16.67%) Team Leader
5 3 (16.67%) Development Team Leader
6 2 (11.11%) Java Developer
7 1 (5.56%) Senior Software Engineer
7 1 (5.56%) Senior Software Developer
7 1 (5.56%) Senior Java Developer
7 1 (5.56%) Software Developer
7 1 (5.56%) Software Engineer
Libraries, Frameworks & Software Standards
1 6 (33.33%) Backbone.js
1 6 (33.33%) AngularJS
2 3 (16.67%) jQuery
2 3 (16.67%) WCF
2 3 (16.67%) ASP.NET
2 3 (16.67%) .NET
2 3 (16.67%) Spring.NET
2 3 (16.67%) Castle Windsor
2 3 (16.67%) Ninject
2 3 (16.67%) ASP.NET MVC
2 3 (16.67%) Unity DI Container
3 2 (11.11%) Symfony
3 2 (11.11%) Spring
4 1 (5.56%) Velocity
4 1 (5.56%) JSR 168
4 1 (5.56%) HTML
4 1 (5.56%) Servlets
4 1 (5.56%) Struts
4 1 (5.56%) XML
4 1 (5.56%) XSLT
Miscellaneous
1 6 (33.33%) Open Source
2 3 (16.67%) Inversion of Control
Operating Systems
1 8 (44.44%) UNIX
2 2 (11.11%) Linux
3 1 (5.56%) Solaris
Processes & Methodologies
1 18 (100.00%) Agile Software Development
2 10 (55.56%) Continuous Integration
3 9 (50.00%) Scrum
4 8 (44.44%) ETL
5 7 (38.89%) OO
5 7 (38.89%) BDD
6 6 (33.33%) Mentoring
6 6 (33.33%) Software Engineering
6 6 (33.33%) Pair Programming
6 6 (33.33%) Release Management
7 5 (27.78%) Unit Testing
7 5 (27.78%) Performance Tuning
7 5 (27.78%) Kimball Methodology
8 4 (22.22%) Web Application Development
8 4 (22.22%) MVC
8 4 (22.22%) Data Management
8 4 (22.22%) Enterprise Data Management
9 3 (16.67%) Kanban
9 3 (16.67%) Business Intelligence
9 3 (16.67%) Dependency Injection
Programming Languages
1 8 (44.44%) SQL
2 7 (38.89%) JavaScript
3 3 (16.67%) Python
3 3 (16.67%) C#
3 3 (16.67%) Java
4 2 (11.11%) PHP
5 1 (5.56%) Groovy
5 1 (5.56%) Ruby
5 1 (5.56%) Scala
Qualifications
1 5 (27.78%) Degree
Quality Assurance & Compliance
1 6 (33.33%) QA
Vendors
1 8 (44.44%) Netezza
2 4 (22.22%) Ab Initio
3 3 (16.67%) Informatica
4 2 (11.11%) Cloudera
4 2 (11.11%) Zend
5 1 (5.56%) GigaSpaces
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