The table below looks at the statistics for TDD skills in IT jobs advertised for the Isleworth region. Included is a guide to the salaries offered in IT jobs that have cited TDD over the 3 months to 25 June 2016 with a comparison to the same period over the previous 2 years.

3 months to
25 Jun 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 4 2 4
Rank change year-on-year
-2 +2
Permanent jobs citing TDD 2 1 2
As % of all permanent IT jobs located in Isleworth 22.22% 33.33% 25.00%
As % of the Processes & Methodologies category 22.22% 33.33% 28.57%
Number of salaries quoted 1 1 0
Median salary £45,000 £32,500 -
Median salary % change year-on-year
+38.46% -
UK excluding London median salary £45,000 £42,500 £41,000
% change year-on-year
+5.88% +3.65%
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
9 3 7
As % of all permanent IT jobs located in Isleworth 100.00% 100.00% 87.50%
Number of salaries quoted 8 3 2
Median salary £45,000 £32,500 £65,250
Median salary % change year-on-year
+38.46% -50.19%
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year
+2.27% +3.52%

TDD
Jobs Demand Trend in Isleworth

The demand trend of job ads across the Isleworth region citing TDD as a proportion of all IT jobs with a match in 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
Top 30 Related IT Skills in Isleworth

For the 6 months to 25 June 2016, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Isleworth region with a requirement for TDD.

1 9 (100.00%) Agile Software Development
1 9 (100.00%) BDD
2 8 (88.89%) Selenium
2 8 (88.89%) Performance Testing
2 8 (88.89%) Java
2 8 (88.89%) WebDriver
3 7 (77.78%) C#
3 7 (77.78%) Ruby
3 7 (77.78%) Python
3 7 (77.78%) Broadband
3 7 (77.78%) ISEB
3 7 (77.78%) Gherkin
3 7 (77.78%) Automation Testing
4 4 (44.44%) Continuous Integration
5 3 (33.33%) Integration Testing
5 3 (33.33%) Enterprise Software
6 2 (22.22%) Mentoring
6 2 (22.22%) Coaching
6 2 (22.22%) HTML
7 1 (11.11%) JIRA
7 1 (11.11%) Refactoring
7 1 (11.11%) QA
7 1 (11.11%) Kanban
7 1 (11.11%) TestNG
7 1 (11.11%) TeamCity
7 1 (11.11%) EasyMock
7 1 (11.11%) CouchDB
7 1 (11.11%) Open Source
7 1 (11.11%) Mockito
7 1 (11.11%) Cucumber

TDD
Top Related IT Skills in Isleworth by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Communications & Networking
1 7 (77.78%) Broadband
Database & Business Intelligence
1 1 (11.11%) Apache Cassandra
1 1 (11.11%) CouchDB
1 1 (11.11%) MySQL
Development Applications
1 8 (88.89%) Selenium
1 8 (88.89%) WebDriver
2 1 (11.11%) CruiseControl
2 1 (11.11%) Cucumber
2 1 (11.11%) EasyMock
2 1 (11.11%) Gradle
2 1 (11.11%) Jenkins
2 1 (11.11%) JIRA
2 1 (11.11%) JUnit
2 1 (11.11%) Maven
2 1 (11.11%) Mockito
2 1 (11.11%) TeamCity
2 1 (11.11%) TestNG
Job Titles
1 8 (88.89%) Analyst
1 8 (88.89%) Automation Test Analyst
1 8 (88.89%) Selenium Test Analyst
1 8 (88.89%) Test Analyst
2 1 (11.11%) Agile Test Analyst
2 1 (11.11%) Developer
2 1 (11.11%) Java Developer
2 1 (11.11%) Senior Developer
2 1 (11.11%) Senior Java Developer
2 1 (11.11%) Web Analyst
2 1 (11.11%) Web Test Analyst
Libraries, Frameworks & Software Standards
1 7 (77.78%) Gherkin
2 2 (22.22%) HTML
3 1 (11.11%) CSS
3 1 (11.11%) Node.js
3 1 (11.11%) PowerMock
3 1 (11.11%) Spring
Miscellaneous
1 3 (33.33%) Enterprise Software
Processes & Methodologies
1 9 (100.00%) Agile Software Development
1 9 (100.00%) BDD
2 8 (88.89%) Performance Testing
3 7 (77.78%) Automation Testing
4 4 (44.44%) Continuous Integration
5 3 (33.33%) Integration Testing
6 2 (22.22%) Coaching
6 2 (22.22%) Mentoring
7 1 (11.11%) Compatibility Testing
7 1 (11.11%) Defect Management
7 1 (11.11%) Functional Testing
7 1 (11.11%) High Availability
7 1 (11.11%) Kanban
7 1 (11.11%) Open Source
7 1 (11.11%) Pair Programming
7 1 (11.11%) Penetration Testing
7 1 (11.11%) Refactoring
7 1 (11.11%) Scrum
7 1 (11.11%) User Stories
Programming Languages
1 8 (88.89%) Java
2 7 (77.78%) C#
2 7 (77.78%) Python
2 7 (77.78%) Ruby
3 1 (11.11%) SQL
Qualifications
1 7 (77.78%) ISEB
Quality Assurance & Compliance
1 1 (11.11%) QA