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 30 July 2016 with a comparison to the same period over the previous 2 years.

3 months to
30 Jul 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 30 25 20
Rank change year-on-year
-5 -5
Permanent jobs citing TDD 8 3 5
As % of all permanent IT jobs located in Gatwick 4.02% 2.14% 4.46%
As % of the Processes & Methodologies category 4.44% 2.52% 6.17%
Number of salaries quoted 8 2 5
Median salary £45,000 £49,000 £55,000
Median salary % change year-on-year
-8.16% -10.90%
UK excluding London median salary £45,000 £42,500 £42,000
% change year-on-year
+5.88% +1.19%
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
180 119 81
As % of all permanent IT jobs located in Gatwick 90.45% 85.00% 72.32%
Number of salaries quoted 171 87 70
Median salary £51,750 £45,000 £47,500
Median salary % change year-on-year
+15.00% -5.26%
90% offered a salary of more than £34,250 £26,000 £35,000
10% offered a salary of more than £67,500 £57,500 £65,000
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year
+2.27% +3.52%

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
Top 30 Related IT Skills in Gatwick

For the 6 months to 30 July 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 8 (80.00%) C#
1 8 (80.00%) C++
1 8 (80.00%) SQL
1 8 (80.00%) .NET
1 8 (80.00%) Web Services
1 8 (80.00%) Agile Software Development
1 8 (80.00%) Software Engineering
1 8 (80.00%) Relational Database
2 7 (70.00%) C++/CLI
2 7 (70.00%) REST
2 7 (70.00%) .NET Framework
2 7 (70.00%) WCF
2 7 (70.00%) WPF
2 7 (70.00%) SOAP
2 7 (70.00%) Microsoft
2 7 (70.00%) OO
2 7 (70.00%) Windows
2 7 (70.00%) Windows XP
2 7 (70.00%) T-SQL
3 2 (20.00%) JavaScript
3 2 (20.00%) HTML
3 2 (20.00%) CSS
3 2 (20.00%) MVC
4 1 (10.00%) CMS
4 1 (10.00%) FatWire
4 1 (10.00%) XHTML
4 1 (10.00%) E-Commerce
4 1 (10.00%) Embedded C
4 1 (10.00%) Embedded C++
4 1 (10.00%) MVS

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 (10.00%) CMS
1 1 (10.00%) WebLogic
Database & Business Intelligence
1 8 (80.00%) Relational Database
2 1 (10.00%) SQL Server
2 1 (10.00%) SQL Server 2008
2 1 (10.00%) SQL Server 2012
Development Applications
1 1 (10.00%) Ant
1 1 (10.00%) EasyMock
1 1 (10.00%) Eclipse
1 1 (10.00%) JUnit
1 1 (10.00%) Maven
1 1 (10.00%) Subversion
Job Titles
1 8 (80.00%) .NET Developer
1 8 (80.00%) Developer
2 7 (70.00%) .NET Software Developer
2 7 (70.00%) .NET Software Engineer
2 7 (70.00%) C# .NET Developer
2 7 (70.00%) C# Developer
2 7 (70.00%) C# Software Developer
2 7 (70.00%) C# Software Engineer
2 7 (70.00%) Developer/Software Engineer
2 7 (70.00%) Software Developer
2 7 (70.00%) Software Engineer
3 1 (10.00%) Architect
3 1 (10.00%) Embedded C Engineer
3 1 (10.00%) Embedded Engineer
3 1 (10.00%) Embedded Linux Engineer
3 1 (10.00%) J2EE Architect
3 1 (10.00%) J2EE Solutions Architect
3 1 (10.00%) Lead Software Engineer
3 1 (10.00%) Software Test Engineer
3 1 (10.00%) Solutions Architect
Libraries, Frameworks & Software Standards
1 8 (80.00%) .NET
1 8 (80.00%) Web Services
2 7 (70.00%) .NET Framework
2 7 (70.00%) REST
2 7 (70.00%) SOAP
2 7 (70.00%) WCF
2 7 (70.00%) WPF
3 2 (20.00%) CSS
3 2 (20.00%) HTML
4 1 (10.00%) ASP.NET
4 1 (10.00%) EJB
4 1 (10.00%) J2EE
4 1 (10.00%) JDBC
4 1 (10.00%) JSP
4 1 (10.00%) Servlets
4 1 (10.00%) XHTML
4 1 (10.00%) XML
4 1 (10.00%) XML Schema
4 1 (10.00%) XSL
4 1 (10.00%) XSLT
Miscellaneous
1 1 (10.00%) Fintech
1 1 (10.00%) Smartcard
Operating Systems
1 7 (70.00%) Windows
1 7 (70.00%) Windows XP
2 1 (10.00%) Linux
2 1 (10.00%) MVS
2 1 (10.00%) Solaris
2 1 (10.00%) Unix
Processes & Methodologies
1 8 (80.00%) Agile Software Development
1 8 (80.00%) Software Engineering
2 7 (70.00%) OO
3 2 (20.00%) MVC
4 1 (10.00%) Automated Testing
4 1 (10.00%) B2C
4 1 (10.00%) Continuous Improvement
4 1 (10.00%) E-Commerce
4 1 (10.00%) Enterprise Architecture
4 1 (10.00%) Integration Testing
4 1 (10.00%) Mentoring
4 1 (10.00%) Project Management
4 1 (10.00%) SDLC
4 1 (10.00%) Test Strategy
4 1 (10.00%) UML
4 1 (10.00%) Unit Testing
4 1 (10.00%) Web Development
Programming Languages
1 8 (80.00%) C#
1 8 (80.00%) C++
1 8 (80.00%) SQL
2 7 (70.00%) C++/CLI
2 7 (70.00%) T-SQL
3 2 (20.00%) JavaScript
4 1 (10.00%) C
4 1 (10.00%) Embedded C
4 1 (10.00%) Embedded C++
4 1 (10.00%) Java
Quality Assurance & Compliance
1 1 (10.00%) SLA
Vendors
1 7 (70.00%) Microsoft
2 1 (10.00%) BroadVision
2 1 (10.00%) FatWire
2 1 (10.00%) Oracle