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 29 September 2016 with a comparison to the same period over the previous 2 years.

3 months to
29 Sep 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 26 19 -
Rank change year-on-year
-7 -
Permanent jobs citing TDD 7 17 0
As % of all permanent IT jobs located in Gatwick 4.14% 10.24% -
As % of the Processes & Methodologies category 4.46% 13.18% -
Number of salaries quoted 7 16 0
Median salary £27,500 £43,000 -
Median salary % change year-on-year
-36.04% -
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
157 129 88
As % of all permanent IT jobs located in Gatwick 92.90% 77.71% 80.00%
Number of salaries quoted 150 107 68
Median salary £52,500 £43,000 £45,000
Median salary % change year-on-year
+22.09% -4.44%
90% offered a salary of more than £33,000 £26,000 £26,000
10% offered a salary of more than £70,000 £55,000 £82,500
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 29 September 2016.

TDD Salary Histogram in Gatwick

TDD
Top 27 Related IT Skills in Gatwick

For the 6 months to 29 September 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 15 (100.00%) C++
1 15 (100.00%) Software Engineering
2 8 (53.33%) C
2 8 (53.33%) Automated Testing
2 8 (53.33%) Linux
2 8 (53.33%) Embedded C
2 8 (53.33%) Embedded C++
2 8 (53.33%) Smartcard
2 8 (53.33%) Test Strategy
3 7 (46.67%) REST
3 7 (46.67%) Relational Database
3 7 (46.67%) C++/CLI
3 7 (46.67%) OO
3 7 (46.67%) Windows XP
3 7 (46.67%) Microsoft
3 7 (46.67%) SQL
3 7 (46.67%) T-SQL
3 7 (46.67%) .NET
3 7 (46.67%) SOAP
3 7 (46.67%) Web Services
3 7 (46.67%) Windows
3 7 (46.67%) Agile Software Development
3 7 (46.67%) .NET Framework
3 7 (46.67%) WCF
3 7 (46.67%) WPF
3 7 (46.67%) C#
4 1 (6.67%) Fintech

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:

Database & Business Intelligence
1 7 (46.67%) Relational Database
Job Titles
1 8 (53.33%) Embedded C++ Engineer
1 8 (53.33%) Embedded Engineer
1 8 (53.33%) Software Test Engineer
1 8 (53.33%) Test Engineer
2 7 (46.67%) .NET Developer
2 7 (46.67%) .NET Software Developer
2 7 (46.67%) .NET Software Engineer
2 7 (46.67%) C# .NET Developer
2 7 (46.67%) C# Developer
2 7 (46.67%) C# Software Developer
2 7 (46.67%) C# Software Engineer
2 7 (46.67%) Developer
2 7 (46.67%) Developer/Software Engineer
2 7 (46.67%) Software Developer
2 7 (46.67%) Software Engineer
3 5 (33.33%) Embedded Linux Engineer
3 5 (33.33%) Linux Engineer
4 4 (26.67%) Lead Software Engineer
4 4 (26.67%) Test Leader
5 1 (6.67%) Embedded C Engineer
Libraries, Frameworks & Software Standards
1 7 (46.67%) .NET
1 7 (46.67%) .NET Framework
1 7 (46.67%) REST
1 7 (46.67%) SOAP
1 7 (46.67%) WCF
1 7 (46.67%) Web Services
1 7 (46.67%) WPF
Miscellaneous
1 8 (53.33%) Smartcard
2 1 (6.67%) Fintech
Operating Systems
1 8 (53.33%) Linux
2 7 (46.67%) Windows
2 7 (46.67%) Windows XP
Processes & Methodologies
1 15 (100.00%) Software Engineering
2 8 (53.33%) Automated Testing
2 8 (53.33%) Test Strategy
3 7 (46.67%) Agile Software Development
3 7 (46.67%) OO
Programming Languages
1 15 (100.00%) C++
2 8 (53.33%) C
2 8 (53.33%) Embedded C
2 8 (53.33%) Embedded C++
3 7 (46.67%) C#
3 7 (46.67%) C++/CLI
3 7 (46.67%) SQL
3 7 (46.67%) T-SQL
Vendors
1 7 (46.67%) Microsoft