The table below looks at the statistics for TDD skills in IT jobs advertised for the Crawley region. Included is a guide to the average salaries offered in IT jobs that have cited TDD over the 3 months to 24 December 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
24 Dec 2014
Same period 2013 Same period 2012
Test-Driven Development (TDD)
Rank 44 32 47
Rank change year-on-year
-12 +15
Permanent jobs citing TDD 16 33 24
As % of all permanent IT jobs located in Crawley 3.78% 8.29% 3.77%
As % of the Processes & Methodologies category 5.35% 9.73% 4.40%
Number of salaries quoted 16 33 23
Average salary £47,500 £52,500 £39,500
Average salary % change year-on-year
-9.52% +32.91%
90% offered a salary of more than £36,250 £42,500 £21,500
10% offered a salary of more than £50,000 £60,000 £42,500
UK excluding London average salary £40,000 £40,000 £40,000
TDD
West Sussex

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

Processes & Methodologies Category
Crawley
Permanent IT job ads with a match in the
Processes & Methodologies category
299 339 546
As % of all permanent IT jobs located in Crawley 70.69% 85.18% 85.71%
Number of salaries quoted 251 300 465
Average salary £40,000 £46,000 £42,000
Average salary % change year-on-year
-13.04% +9.52%
90% offered a salary of more than £27,050 £30,000 £24,000
10% offered a salary of more than £60,000 £65,000 £65,000
UK excluding London average salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

TDD
Jobs Demand Trend in Crawley

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

TDD Jobs Demand Trend in Crawley

TDD
Salary Trend in Crawley

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

TDD Salary Trend in Crawley

TDD
Salary Histogram in Crawley

This chart provides a salary histogram for IT jobs citing TDD across the Crawley region over the 3 months to 24 December 2014.

TDD Salary Histogram in Crawley

TDD
Top 30 Related IT Skills in Crawley

For the 6 months to 24 December 2014, IT jobs across the Crawley 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 12 (70.59%) MVC
2 11 (64.71%) BDD
3 10 (58.82%) SQL Server
3 10 (58.82%) Degree
4 9 (52.94%) Java
4 9 (52.94%) Web Services
4 9 (52.94%) Apache
4 9 (52.94%) Microsoft
4 9 (52.94%) Agile Software Development
5 8 (47.06%) C#
5 8 (47.06%) Linux
6 7 (41.18%) HTML
6 7 (41.18%) PHP
6 7 (41.18%) SQL
6 7 (41.18%) CSS
6 7 (41.18%) Computer Science
6 7 (41.18%) Continuous Integration
7 6 (35.29%) JavaScript
7 6 (35.29%) OO
7 6 (35.29%) Subversion
7 6 (35.29%) jQuery
7 6 (35.29%) Unit Testing
7 6 (35.29%) REST
8 5 (29.41%) T-SQL
8 5 (29.41%) .NET
8 5 (29.41%) UNIX
8 5 (29.41%) Python
8 5 (29.41%) DHCP
8 5 (29.41%) DNS
8 5 (29.41%) Requirements Analysis

TDD
Top Related IT Skills in Crawley by Category

For the 6 months to 24 December 2014, IT jobs across the Crawley 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 9 (52.94%) Apache
2 5 (29.41%) nginx
3 4 (23.53%) Tomcat
4 1 (5.88%) Apache Solr
Applications
1 1 (5.88%) MS Excel
Communications & Networking
1 5 (29.41%) DHCP
1 5 (29.41%) DNS
2 2 (11.76%) Wireless
3 1 (5.88%) Broadband
Database & Business Intelligence
1 10 (58.82%) SQL Server
2 2 (11.76%) SQL Server 2008
2 2 (11.76%) SQL Server 2012
Development Applications
1 6 (35.29%) Subversion
2 5 (29.41%) PHPUnit
2 5 (29.41%) Behat
3 4 (23.53%) Git (software)
3 4 (23.53%) Ant
4 3 (17.65%) JUnit
4 3 (17.65%) NUnit
5 2 (11.76%) Cucumber
5 2 (11.76%) WebDriver
5 2 (11.76%) Calabash
5 2 (11.76%) LoadUI
5 2 (11.76%) Appium
5 2 (11.76%) QuickTest Pro
5 2 (11.76%) LoadRunner
5 2 (11.76%) Rational Robot
5 2 (11.76%) JMeter
5 2 (11.76%) Selenium
5 2 (11.76%) WebLOAD
6 1 (5.88%) Team Foundation Server
6 1 (5.88%) Rhino Mocks
General
1 3 (17.65%) Retail
2 2 (11.76%) Finance
3 1 (5.88%) Telecoms
Job Titles
1 15 (88.24%) Developer
2 6 (35.29%) Senior Developer
2 6 (35.29%) Java Developer
3 4 (23.53%) .NET Developer
3 4 (23.53%) Software Developer
4 3 (17.65%) Senior Software Developer
4 3 (17.65%) Senior Java Developer
5 2 (11.76%) PHP Developer
5 2 (11.76%) C# ASP.NET Developer
5 2 (11.76%) Agile .NET Developer
5 2 (11.76%) Agile C# Developer
5 2 (11.76%) C# .NET Developer
5 2 (11.76%) ASP.NET Developer
5 2 (11.76%) C# Developer
6 1 (5.88%) Test Engineer
6 1 (5.88%) Test Manager
6 1 (5.88%) Web Developer
6 1 (5.88%) .NET Software Developer
6 1 (5.88%) .NET Web Developer
6 1 (5.88%) C# Web Developer
Libraries, Frameworks & Software Standards
1 9 (52.94%) Web Services
2 7 (41.18%) HTML
2 7 (41.18%) CSS
3 6 (35.29%) jQuery
3 6 (35.29%) REST
4 5 (29.41%) .NET
5 4 (23.53%) Hibernate
5 4 (23.53%) Spring
5 4 (23.53%) ASP.NET
6 3 (17.65%) Spring Security
6 3 (17.65%) Spring MVC
7 2 (11.76%) .NET Framework
7 2 (11.76%) ASP.NET MVC
8 1 (5.88%) HTML5
8 1 (5.88%) StructureMap
8 1 (5.88%) Castle Windsor
8 1 (5.88%) Ninject
8 1 (5.88%) CSS3
8 1 (5.88%) Unity DI Container
8 1 (5.88%) ASP.NET Web Forms
Miscellaneous
1 7 (41.18%) Computer Science
2 2 (11.76%) Inversion of Control
3 1 (5.88%) N-Tier
Operating Systems
1 8 (47.06%) Linux
2 5 (29.41%) UNIX
3 2 (11.76%) Windows
4 1 (5.88%) Android
4 1 (5.88%) Windows Server 2012
Processes & Methodologies
1 12 (70.59%) MVC
2 11 (64.71%) BDD
3 9 (52.94%) Agile Software Development
4 7 (41.18%) Continuous Integration
5 6 (35.29%) OO
5 6 (35.29%) Unit Testing
6 5 (29.41%) OO PHP
6 5 (29.41%) Requirements Analysis
7 4 (23.53%) E-Commerce
8 2 (11.76%) OOD
8 2 (11.76%) Software Testing
8 2 (11.76%) Scrum
8 2 (11.76%) Refactoring
8 2 (11.76%) Kanban
8 2 (11.76%) User Stories
8 2 (11.76%) Test Automation
8 2 (11.76%) Mentoring
9 1 (5.88%) Dependency Injection
9 1 (5.88%) MVVM
9 1 (5.88%) Root Cause Analysis
Programming Languages
1 9 (52.94%) Java
2 8 (47.06%) C#
3 7 (41.18%) PHP
3 7 (41.18%) SQL
4 6 (35.29%) JavaScript
5 5 (29.41%) T-SQL
5 5 (29.41%) Python
6 4 (23.53%) C++
7 2 (11.76%) Perl
7 2 (11.76%) Tcl
7 2 (11.76%) Shell Script
8 1 (5.88%) HQL
8 1 (5.88%) C
Qualifications
1 10 (58.82%) Degree
2 2 (11.76%) CSQA
2 2 (11.76%) ISEB
2 2 (11.76%) ISTQB
Quality Assurance & Compliance
1 1 (5.88%) ISO 9001
1 1 (5.88%) QA
Vendors
1 9 (52.94%) Microsoft
2 1 (5.88%) Endeca
2 1 (5.88%) hybris