Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Wilmslow with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 6 months to 18 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Cheshire > Wilmslow
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 16 16 20
Rank change year-on-year 0 +4 -9
Permanent jobs citing TDD 22 36 12
As % of all permanent IT jobs advertised in Wilmslow 12.15% 12.16% 9.68%
As % of the Processes & Methodologies category 14.86% 14.94% 12.24%
Number of salaries quoted 21 30 12
Wilmslow median annual salary £42,500 £43,750 £35,000
Median salary % change year-on-year -2.86% +25.00% -12.50%
10th Percentile £36,250 £35,250 £32,500
90th Percentile £48,750 £57,750 £40,798
Cheshire median annual salary £47,500 £40,000 £40,000
% change year-on-year +18.75% - +6.67%

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Wilmslow with a requirement for process or methodology skills.

All Process and Methodology Skills
Wilmslow
Permanent vacancies with a requirement for process or methodology skills 148 241 98
As % of all permanent IT jobs advertised in Wilmslow 81.77% 81.42% 79.03%
Number of salaries quoted 137 228 94
Wilmslow median annual salary £40,500 £40,000 £37,500
Median salary % change year-on-year +1.25% +6.67% -
10th Percentile £21,250 £24,000 £20,500
90th Percentile £65,100 £67,500 £56,475
Cheshire median annual salary £44,000 £37,500 £40,000
% change year-on-year +17.33% -6.25% -

TDD
Job Vacancy Trend in Wilmslow

Job postings citing TDD as a percentage of all IT jobs advertised in Wilmslow.

Job vacancy trend for TDD in Wilmslow

TDD
Salary Trend in Wilmslow

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

Salary trend for TDD in Wilmslow

TDD
Salary Histogram in Wilmslow

The salary distribution of IT jobs citing TDD in Wilmslow over the 6 months to 18 November 2017.

Salary histogram for TDD in Wilmslow

For the 6 months to 18 November 2017, 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 Wilmslow region with a requirement for TDD.

1 22 (100.00%) Agile Software Development
2 17 (77.27%) MVC
2 17 (77.27%) C#
2 17 (77.27%) .NET
3 16 (72.73%) SQL Server
3 16 (72.73%) ASP.NET
3 16 (72.73%) ASP.NET MVC
4 15 (68.18%) BDD
4 15 (68.18%) AngularJS
4 15 (68.18%) Twitter Bootstrap
5 14 (63.64%) RESTful
5 14 (63.64%) KnockoutJS
5 14 (63.64%) ASP.NET Web API
5 14 (63.64%) SQL Server 2014
5 14 (63.64%) ASP.NET MVC 5
5 14 (63.64%) Web Application Development
6 6 (27.27%) OO
7 5 (22.73%) PHP
8 4 (18.18%) Degree
8 4 (18.18%) Refactoring
8 4 (18.18%) Computer Science Degree
8 4 (18.18%) Finance
8 4 (18.18%) Computer Science
9 2 (9.09%) Scrum
9 2 (9.09%) Microsoft
9 2 (9.09%) CSS
9 2 (9.09%) Visual Studio
9 2 (9.09%) HTML
9 2 (9.09%) Customer-Centricity
9 2 (9.09%) Team Foundation Server

TDD
Co-occurring IT Skills in Wilmslow 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 (4.55%) NServiceBus
Database & Business Intelligence
1 16 (72.73%) SQL Server
2 14 (63.64%) SQL Server 2014
Development Applications
1 2 (9.09%) Team Foundation Server
1 2 (9.09%) Visual Studio
2 1 (4.55%) FxCop
2 1 (4.55%) PHPUnit
2 1 (4.55%) Selenium
2 1 (4.55%) SpecFlow
2 1 (4.55%) StyleCop
General
1 4 (18.18%) Finance
2 1 (4.55%) Telecoms
Job Titles
1 22 (100.00%) Developer
2 17 (77.27%) .NET Developer
3 5 (22.73%) PHP Developer
4 1 (4.55%) C# .NET Developer
4 1 (4.55%) C# Developer
4 1 (4.55%) Lead Developer
4 1 (4.55%) Lead PHP Developer
4 1 (4.55%) Senior Developer
4 1 (4.55%) Senior PHP Developer
Libraries, Frameworks & Software Standards
1 17 (77.27%) .NET
2 16 (72.73%) ASP.NET
2 16 (72.73%) ASP.NET MVC
3 15 (68.18%) AngularJS
3 15 (68.18%) Twitter Bootstrap
4 14 (63.64%) ASP.NET MVC 5
4 14 (63.64%) ASP.NET Web API
4 14 (63.64%) KnockoutJS
4 14 (63.64%) RESTful
5 2 (9.09%) CSS
5 2 (9.09%) HTML
6 1 (4.55%) .NET Framework
6 1 (4.55%) CakePHP
6 1 (4.55%) Entity Framework
6 1 (4.55%) HTML5
6 1 (4.55%) jQuery
6 1 (4.55%) JSON
6 1 (4.55%) NHibernate
6 1 (4.55%) WCF
6 1 (4.55%) XML
Miscellaneous
1 4 (18.18%) Computer Science
2 1 (4.55%) Greenfield Project
2 1 (4.55%) Life Science
2 1 (4.55%) Mobile App
2 1 (4.55%) PMI
2 1 (4.55%) User Experience
Operating Systems
1 1 (4.55%) Windows
Processes & Methodologies
1 22 (100.00%) Agile Software Development
2 17 (77.27%) MVC
3 15 (68.18%) BDD
4 14 (63.64%) Web Application Development
5 6 (27.27%) OO
6 4 (18.18%) Refactoring
7 2 (9.09%) Continuous Integration
7 2 (9.09%) Customer-Centricity
7 2 (9.09%) Scrum
8 1 (4.55%) Dependency Injection
8 1 (4.55%) Informatics
8 1 (4.55%) Integration Testing
8 1 (4.55%) Unit Testing
Programming Languages
1 17 (77.27%) C#
2 5 (22.73%) PHP
3 1 (4.55%) JavaScript
Qualifications
1 4 (18.18%) Computer Science Degree
1 4 (18.18%) Degree
2 1 (4.55%) PMI Certification
Vendors
1 2 (9.09%) Microsoft
2 1 (4.55%) Zend