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

3 months to
25 Aug 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 32 22 24
Rank change year-on-year
-10 +2
Permanent jobs citing TDD 8 9 1
As % of all permanent IT jobs located in Gatwick 3.81% 6.04% 0.89%
As % of the Processes & Methodologies category 4.21% 7.32% 1.18%
Number of salaries quoted 8 8 1
Median salary £46,250 £43,000 £55,000
Median salary % change year-on-year
+7.55% -21.81%
UK excluding London median salary £45,000 £42,500 £40,000
% change year-on-year
+5.88% +6.25%
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 Gatwick region.

Processes & Methodologies Category
Gatwick
Permanent IT job ads with a match in the
Processes & Methodologies category
190 123 85
As % of all permanent IT jobs located in Gatwick 90.48% 82.55% 75.89%
Number of salaries quoted 180 96 69
Median salary £51,500 £45,000 £45,000
Median salary % change year-on-year
+14.44% -
90% offered a salary of more than £32,500 £26,000 £26,000
10% offered a salary of more than £67,500 £57,500 £60,000
UK excluding London median salary £45,000 £45,000 £42,500
% change year-on-year
- +5.88%

TDD
Jobs Demand Trend in Gatwick

The demand trend of job ads across the Gatwick region citing TDD as a proportion of all IT jobs with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Gatwick

TDD
Salary Trend in Gatwick

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

TDD Salary Trend in Gatwick

TDD
Salary Histogram in Gatwick

This chart provides a salary histogram for IT jobs citing TDD across the Gatwick region over the 3 months to 25 August 2016.

TDD Salary Histogram in Gatwick

TDD
Top 30 Related IT Skills in Gatwick

For the 6 months to 25 August 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 Gatwick region with a requirement for TDD.

1 12 (85.71%) C++
1 12 (85.71%) Software Engineering
2 8 (57.14%) Agile Software Development
2 8 (57.14%) C#
2 8 (57.14%) .NET
2 8 (57.14%) SQL
2 8 (57.14%) Web Services
2 8 (57.14%) Relational Database
3 7 (50.00%) REST
3 7 (50.00%) C++/CLI
3 7 (50.00%) .NET Framework
3 7 (50.00%) WCF
3 7 (50.00%) WPF
3 7 (50.00%) T-SQL
3 7 (50.00%) SOAP
3 7 (50.00%) Windows
3 7 (50.00%) Windows XP
3 7 (50.00%) Microsoft
3 7 (50.00%) OO
4 5 (35.71%) Automated Testing
4 5 (35.71%) Smartcard
4 5 (35.71%) Embedded C
4 5 (35.71%) Embedded C++
4 5 (35.71%) Linux
4 5 (35.71%) C
4 5 (35.71%) Test Strategy
5 2 (14.29%) MVC
5 2 (14.29%) HTML
5 2 (14.29%) CSS
5 2 (14.29%) JavaScript

TDD
Top Related IT Skills in Gatwick 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:

Application Platforms
1 1 (7.14%) CMS
1 1 (7.14%) WebLogic
Database & Business Intelligence
1 8 (57.14%) Relational Database
2 1 (7.14%) SQL Server
2 1 (7.14%) SQL Server 2008
2 1 (7.14%) SQL Server 2012
Development Applications
1 1 (7.14%) Ant
1 1 (7.14%) EasyMock
1 1 (7.14%) Eclipse
1 1 (7.14%) JUnit
1 1 (7.14%) Maven
1 1 (7.14%) Subversion
Job Titles
1 8 (57.14%) .NET Developer
1 8 (57.14%) Developer
2 7 (50.00%) .NET Software Developer
2 7 (50.00%) .NET Software Engineer
2 7 (50.00%) C# .NET Developer
2 7 (50.00%) C# Developer
2 7 (50.00%) C# Software Developer
2 7 (50.00%) C# Software Engineer
2 7 (50.00%) Developer/Software Engineer
2 7 (50.00%) Software Developer
2 7 (50.00%) Software Engineer
3 5 (35.71%) Embedded C++ Engineer
3 5 (35.71%) Embedded Engineer
3 5 (35.71%) Software Test Engineer
3 5 (35.71%) Test Engineer
4 4 (28.57%) Lead Software Engineer
4 4 (28.57%) Test Leader
5 2 (14.29%) Embedded Linux Engineer
5 2 (14.29%) Linux Engineer
6 1 (7.14%) Embedded C/C++ Engineer
Libraries, Frameworks & Software Standards
1 8 (57.14%) .NET
1 8 (57.14%) Web Services
2 7 (50.00%) .NET Framework
2 7 (50.00%) REST
2 7 (50.00%) SOAP
2 7 (50.00%) WCF
2 7 (50.00%) WPF
3 2 (14.29%) CSS
3 2 (14.29%) HTML
4 1 (7.14%) ASP.NET
4 1 (7.14%) EJB
4 1 (7.14%) J2EE
4 1 (7.14%) JDBC
4 1 (7.14%) JSP
4 1 (7.14%) Servlets
4 1 (7.14%) XHTML
4 1 (7.14%) XML
4 1 (7.14%) XML Schema
4 1 (7.14%) XSL
4 1 (7.14%) XSLT
Miscellaneous
1 5 (35.71%) Smartcard
2 1 (7.14%) Fintech
Operating Systems
1 7 (50.00%) Windows
1 7 (50.00%) Windows XP
2 5 (35.71%) Linux
3 1 (7.14%) MVS
3 1 (7.14%) Solaris
3 1 (7.14%) Unix
Processes & Methodologies
1 12 (85.71%) Software Engineering
2 8 (57.14%) Agile Software Development
3 7 (50.00%) OO
4 5 (35.71%) Automated Testing
4 5 (35.71%) Test Strategy
5 2 (14.29%) MVC
6 1 (7.14%) B2C
6 1 (7.14%) Continuous Improvement
6 1 (7.14%) E-Commerce
6 1 (7.14%) Enterprise Architecture
6 1 (7.14%) Integration Testing
6 1 (7.14%) Mentoring
6 1 (7.14%) Project Management
6 1 (7.14%) SDLC
6 1 (7.14%) UML
6 1 (7.14%) Unit Testing
6 1 (7.14%) Web Development
Programming Languages
1 12 (85.71%) C++
2 8 (57.14%) C#
2 8 (57.14%) SQL
3 7 (50.00%) C++/CLI
3 7 (50.00%) T-SQL
4 5 (35.71%) C
4 5 (35.71%) Embedded C
4 5 (35.71%) Embedded C++
5 2 (14.29%) JavaScript
6 1 (7.14%) Java
Quality Assurance & Compliance
1 1 (7.14%) SLA
Vendors
1 7 (50.00%) Microsoft
2 1 (7.14%) BroadVision
2 1 (7.14%) FatWire
2 1 (7.14%) Oracle