Period
to 25 April 2019

The following table provides summary statistics for contract job vacancies advertised in West Malling with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 25 April 2019 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Test-Driven Development (TDD)
Kent > West Malling
6 months to
25 Apr 2019
Same period 2018 Same period 2017
Rank 7 8 6
Rank change year-on-year +1 -2 +5
Contract jobs citing TDD 7 3 9
As % of all contract IT jobs advertised in West Malling 14.00% 11.11% 39.13%
As % of the Processes & Methodologies category 15.22% 13.04% 42.86%
Number of daily rates quoted 7 0 7
West Malling median daily rate £463 - £345
10th Percentile £370 - £340
90th Percentile £525 - £400
Kent median daily rate £458 £350 £343
% change year-on-year +30.71% +2.19% -2.14%
Number of hourly rates quoted 0 0 0
West Malling median hourly rate - - -
Kent median hourly rate - - -

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

All Process and Methodology Skills
West Malling
Contract vacancies with a requirement for process or methodology skills 46 23 21
As % of all contract IT jobs advertised in West Malling 92.00% 85.19% 91.30%
Number of daily rates quoted 34 17 15
West Malling median daily rate £400 £425 £350
Median daily rate % change year-on-year -5.88% +21.43% -10.26%
10th Percentile £275 £370 £325
90th Percentile £496 £503 £468
Kent median daily rate £425 £400 £350
% change year-on-year +6.25% +14.29% -
Number of hourly rates quoted 1 0 0
West Malling median hourly rate £35.00 - -
Kent median hourly rate £41.38 £39.81 £27.38
% change year-on-year +3.94% +45.38% +61.06%

TDD
Job Vacancy Trend in West Malling

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

Job vacancy trend for TDD in West Malling

TDD
Contractor Daily Rate Trend in West Malling

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TDD in West Malling.

Contractor daily rate trend for TDD in West Malling

TDD
Contractor Daily Rate Histogram in West Malling

The daily rate distribution of IT jobs citing TDD in West Malling over the 6 months to 25 April 2019.

Contractor daily rate histogram for TDD in West Malling

For the 6 months to 25 April 2019, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the West Malling region with a requirement for TDD.

1 7 (100.00%) C#
1 7 (100.00%) .NET
2 5 (71.43%) MVC
2 5 (71.43%) ASP.NET
2 5 (71.43%) ASP.NET MVC
3 4 (57.14%) Entity Framework
3 4 (57.14%) Web Application Development
3 4 (57.14%) BDD
3 4 (57.14%) ASP.NET Web API
3 4 (57.14%) RESTful
3 4 (57.14%) .NET Framework
4 3 (42.86%) Web Services
4 3 (42.86%) SQL Server
4 3 (42.86%) Microsoft Azure
5 2 (28.57%) Git (software)
5 2 (28.57%) Team Foundation Server
5 2 (28.57%) Multithreading
5 2 (28.57%) Microservices
5 2 (28.57%) Concurrent Programming
5 2 (28.57%) API Development
5 2 (28.57%) NoSQL
5 2 (28.57%) SQL
5 2 (28.57%) WCF
5 2 (28.57%) Agile Software Development
5 2 (28.57%) AngularJS
5 2 (28.57%) SQL Server 2016
5 2 (28.57%) ASP.NET MVC 5
5 2 (28.57%) Code First Entity Framework
5 2 (28.57%) Multithreaded Programming
5 2 (28.57%) .NET Core

TDD
Co-occurring IT Skills in West Malling 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:

Cloud Services
1 3 (42.86%) Microsoft Azure
2 2 (28.57%) Azure Functions
2 2 (28.57%) Serverless
3 1 (14.29%) Amazon AWS
Database & Business Intelligence
1 3 (42.86%) SQL Server
2 2 (28.57%) NoSQL
2 2 (28.57%) SQL Server 2016
3 1 (14.29%) SQL Server 2008
3 1 (14.29%) SQL Server 2012
Development Applications
1 2 (28.57%) Git (software)
1 2 (28.57%) Team Foundation Server
Job Titles
1 7 (100.00%) Developer
2 5 (71.43%) .NET Developer
2 5 (71.43%) C# .NET Developer
2 5 (71.43%) C# Developer
3 2 (28.57%) ASP.NET Developer
3 2 (28.57%) ASP.NET MVC Developer
3 2 (28.57%) Azure Developer
3 2 (28.57%) C# ASP.NET Developer
Libraries, Frameworks & Software Standards
1 7 (100.00%) .NET
2 5 (71.43%) ASP.NET
2 5 (71.43%) ASP.NET MVC
3 4 (57.14%) .NET Framework
3 4 (57.14%) ASP.NET Web API
3 4 (57.14%) Entity Framework
3 4 (57.14%) RESTful
4 3 (42.86%) Web Services
5 2 (28.57%) .NET Core
5 2 (28.57%) AngularJS
5 2 (28.57%) ASP.NET MVC 5
5 2 (28.57%) Code First Entity Framework
5 2 (28.57%) WCF
6 1 (14.29%) LINQ
Operating Systems
1 1 (14.29%) Windows
Processes & Methodologies
1 5 (71.43%) MVC
2 4 (57.14%) BDD
2 4 (57.14%) Web Application Development
3 2 (28.57%) Agile Software Development
3 2 (28.57%) API Development
3 2 (28.57%) Concurrent Programming
3 2 (28.57%) Microservices
3 2 (28.57%) Multithreaded Programming
3 2 (28.57%) Multithreading
4 1 (14.29%) Dependency Injection
4 1 (14.29%) Extreme Programming
4 1 (14.29%) OO
4 1 (14.29%) SOA
4 1 (14.29%) SOLID
4 1 (14.29%) Unit Testing
Programming Languages
1 7 (100.00%) C#
2 2 (28.57%) SQL