Period
to 20 November 2017

The following table provides summary statistics for contract job vacancies advertised in Maidstone 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 20 November 2017 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 > Maidstone
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 14 18 12
Rank change year-on-year +4 -6 0
Contract jobs citing TDD 18 1 6
As % of all contract IT jobs advertised in Maidstone 23.38% 2.22% 13.04%
As % of the Processes & Methodologies category 25.35% 2.50% 17.65%
Number of daily rates quoted 15 0 3
Maidstone median daily rate £350 - £350
Kent median daily rate £350 £450 £339
% change year-on-year -22.22% +32.84% -9.67%
Number of hourly rates quoted 0 0 0
Maidstone 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 Maidstone with a requirement for process or methodology skills.

All Process and Methodology Skills
Maidstone
Contract vacancies with a requirement for process or methodology skills 71 40 34
As % of all contract IT jobs advertised in Maidstone 92.21% 88.89% 73.91%
Number of daily rates quoted 54 19 20
Maidstone median daily rate £345 £338 £325
Median daily rate % change year-on-year +2.22% +3.85% -4.41%
10th Percentile £237 £116 £277
90th Percentile £387 £421 £407
Kent median daily rate £350 £375 £338
% change year-on-year -6.67% +11.11% -3.57%
Number of hourly rates quoted 0 1 0
Maidstone median hourly rate - £20.83 -
Kent median hourly rate £25.69 £21.00 £22.75
% change year-on-year +22.33% -7.69% -7.14%

TDD
Job Vacancy Trend in Maidstone

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

Job vacancy trend for TDD in Maidstone

TDD
Contractor Daily Rate Trend in Maidstone

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

Contractor daily rate trend for TDD in Maidstone

For the 6 months to 20 November 2017, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Maidstone region with a requirement for TDD.

1 18 (100.00%) C#
1 18 (100.00%) .NET
1 18 (100.00%) SQL Server
2 17 (94.44%) MVC
2 17 (94.44%) .NET Framework
2 17 (94.44%) ASP.NET Web API
3 16 (88.89%) CSS
3 16 (88.89%) Web Services
3 16 (88.89%) HTML
4 15 (83.33%) E-Commerce
4 15 (83.33%) Backbone.js
4 15 (83.33%) KnockoutJS
4 15 (83.33%) Prototyping
4 15 (83.33%) OWASP
4 15 (83.33%) Software Architecture
4 15 (83.33%) MVVM
4 15 (83.33%) SQL Server 2012
4 15 (83.33%) AngularJS
5 11 (61.11%) LINQ
6 10 (55.56%) Windows
6 10 (55.56%) Git (software)
7 9 (50.00%) ReSharper
7 9 (50.00%) Sitecore CMS
7 9 (50.00%) Sitecore
7 9 (50.00%) Windows Server
7 9 (50.00%) CMS
7 9 (50.00%) IIS
8 6 (33.33%) VB.NET
9 5 (27.78%) RESTful
10 2 (11.11%) Entity Framework

TDD
Co-occurring IT Skills in Maidstone 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 9 (50.00%) CMS
1 9 (50.00%) IIS
1 9 (50.00%) Sitecore CMS
Cloud Services
1 1 (5.56%) Microsoft Azure
Database & Business Intelligence
1 18 (100.00%) SQL Server
2 15 (83.33%) SQL Server 2012
3 1 (5.56%) Relational Database
Development Applications
1 10 (55.56%) Git (software)
2 9 (50.00%) ReSharper
3 2 (11.11%) Visual Studio
4 1 (5.56%) Moq
4 1 (5.56%) Team Foundation Server
Job Titles
1 17 (94.44%) C# Developer
1 17 (94.44%) Developer
2 16 (88.89%) .NET Developer
2 16 (88.89%) C# .NET Developer
3 1 (5.56%) .NET Software Engineer
3 1 (5.56%) Azure Engineer
3 1 (5.56%) Azure Software Engineer
3 1 (5.56%) Senior .NET Software Engineer
3 1 (5.56%) Senior Software Engineer
3 1 (5.56%) Software Engineer
Libraries, Frameworks & Software Standards
1 18 (100.00%) .NET
2 17 (94.44%) .NET Framework
2 17 (94.44%) ASP.NET Web API
3 16 (88.89%) CSS
3 16 (88.89%) HTML
3 16 (88.89%) Web Services
4 15 (83.33%) AngularJS
4 15 (83.33%) Backbone.js
4 15 (83.33%) KnockoutJS
5 11 (61.11%) LINQ
6 5 (27.78%) RESTful
7 2 (11.11%) Entity Framework
7 2 (11.11%) WinForms
8 1 (5.56%) ASP.NET
8 1 (5.56%) JSON
8 1 (5.56%) LINQ to SQL
8 1 (5.56%) REST
8 1 (5.56%) WCF
8 1 (5.56%) WF
8 1 (5.56%) XML
Miscellaneous
1 1 (5.56%) Enterprise Software
1 1 (5.56%) N-Tier
1 1 (5.56%) User Experience
Operating Systems
1 10 (55.56%) Windows
2 9 (50.00%) Windows Server
Processes & Methodologies
1 17 (94.44%) MVC
2 15 (83.33%) E-Commerce
2 15 (83.33%) MVVM
2 15 (83.33%) OWASP
2 15 (83.33%) Prototyping
2 15 (83.33%) Software Architecture
3 2 (11.11%) Agile Software Development
4 1 (5.56%) Concurrent Programming
4 1 (5.56%) Continuous Integration
4 1 (5.56%) Database Optimisation
4 1 (5.56%) Matrix Management
4 1 (5.56%) Multithreaded Programming
4 1 (5.56%) Multithreading
4 1 (5.56%) SOA
4 1 (5.56%) Software Engineering
4 1 (5.56%) SOLID
4 1 (5.56%) Web Application Development
4 1 (5.56%) Workflow
Programming Languages
1 18 (100.00%) C#
2 6 (33.33%) VB.NET
3 2 (11.11%) SQL
4 1 (5.56%) JavaScript
Qualifications
1 1 (5.56%) Microsoft Certification
Vendors
1 9 (50.00%) Sitecore
2 2 (11.11%) Microsoft