Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Aylesbury 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 20 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Buckinghamshire > Aylesbury
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 50 42 28
Rank change year-on-year -8 -14 -3
Permanent jobs citing TDD 4 11 5
As % of all permanent IT jobs advertised in Aylesbury 1.30% 4.68% 2.92%
As % of the Processes & Methodologies category 1.67% 5.76% 3.76%
Number of salaries quoted 4 11 5
Aylesbury median annual salary £32,500 £52,500 £40,000
Median salary % change year-on-year -38.10% +31.25% +14.29%
10th Percentile £27,500 £48,750 £35,000
90th Percentile £35,000 £57,500 £45,000
Buckinghamshire median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

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 Aylesbury with a requirement for process or methodology skills.

All Process and Methodology Skills
Aylesbury
Permanent vacancies with a requirement for process or methodology skills 240 191 133
As % of all permanent IT jobs advertised in Aylesbury 78.18% 81.28% 77.78%
Number of salaries quoted 229 176 129
Aylesbury median annual salary £42,500 £42,500 £40,000
Median salary % change year-on-year - +6.25% +6.67%
10th Percentile £27,250 £29,750 £25,057
90th Percentile £62,500 £53,750 £52,500
Buckinghamshire median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - -

TDD
Job Vacancy Trend in Aylesbury

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

Job vacancy trend for TDD in Aylesbury

TDD
Salary Trend in Aylesbury

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

Salary trend for TDD in Aylesbury

For the 6 months to 20 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 Aylesbury region with a requirement for TDD.

1 4 (100.00%) C#
1 4 (100.00%) HTML
1 4 (100.00%) JavaScript
1 4 (100.00%) .NET
1 4 (100.00%) SQL Server
1 4 (100.00%) Visual Studio
1 4 (100.00%) CSS
1 4 (100.00%) Visual Studio Team System
1 4 (100.00%) Entity Framework
1 4 (100.00%) Machine Learning
1 4 (100.00%) AngularJS
1 4 (100.00%) Mobile App
1 4 (100.00%) Mobile Application Development
1 4 (100.00%) ASP.NET Web Forms
1 4 (100.00%) ASP.NET Web API
1 4 (100.00%) .NET Framework
1 4 (100.00%) DNN
1 4 (100.00%) jQuery
1 4 (100.00%) Angular 2
1 4 (100.00%) Chatbot

TDD
Co-occurring IT Skills in Aylesbury 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 4 (100.00%) DNN
Applications
1 4 (100.00%) Chatbot
Database & Business Intelligence
1 4 (100.00%) SQL Server
Development Applications
1 4 (100.00%) Visual Studio
1 4 (100.00%) Visual Studio Team System
Job Titles
1 4 (100.00%) Developer
2 3 (75.00%) .NET Developer
2 3 (75.00%) Junior
2 3 (75.00%) Junior Developer
3 2 (50.00%) .NET Applications Developer
3 2 (50.00%) .NET Web Applications Developer
3 2 (50.00%) .NET Web Developer
3 2 (50.00%) Applications Developer
3 2 (50.00%) Junior .NET Applications Developer
3 2 (50.00%) Junior .NET Developer
3 2 (50.00%) Junior .NET Web Developer
3 2 (50.00%) Junior Applications Developer
3 2 (50.00%) Junior Web Applications Developer
3 2 (50.00%) Junior Web Developer
3 2 (50.00%) Web Applications Developer
3 2 (50.00%) Web Developer
4 1 (25.00%) C# .NET Developer
4 1 (25.00%) C# Developer
Libraries, Frameworks & Software Standards
1 4 (100.00%) .NET
1 4 (100.00%) .NET Framework
1 4 (100.00%) Angular 2
1 4 (100.00%) AngularJS
1 4 (100.00%) ASP.NET Web API
1 4 (100.00%) ASP.NET Web Forms
1 4 (100.00%) CSS
1 4 (100.00%) Entity Framework
1 4 (100.00%) HTML
1 4 (100.00%) jQuery
Miscellaneous
1 4 (100.00%) Mobile App
Processes & Methodologies
1 4 (100.00%) Machine Learning
1 4 (100.00%) Mobile Application Development
Programming Languages
1 4 (100.00%) C#
1 4 (100.00%) JavaScript