The table below looks at the statistics for TDD skills in IT contracts advertised for the Gatwick region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 16 January 2017 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
16 Jan 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
West Sussex / Gatwick
Rank - 5 -
Contract jobs citing TDD 0 8 0
As % of all contract IT jobs located in Gatwick - 15.09% -
As % of the Processes & Methodologies category - 16.33% -
Number of daily rates quoted 0 5 0
Median daily rate - £540 -
UK excluding London median daily rate £425 £400 £375
% change year-on-year
+6.25% +6.66%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.00 £38.00 £39.00
% change year-on-year
-5.26% -2.56%

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the Gatwick region.

Processes & Methodologies Category
Gatwick
Contract IT job ads with a match in the
Processes & Methodologies category
42 49 15
As % of all contract IT jobs located in Gatwick 91.30% 92.45% 78.95%
Number of daily rates quoted 31 42 12
Median daily rate £400 £490 £413
Median daily rate % change year-on-year
-18.36% +18.78%
90% offered a daily rate of more than £330 £363 £340
10% offered a daily rate of more than £513 £563 £451
UK excluding London median daily rate £410 £400 £390
% change year-on-year
+2.50% +2.56%
Number of hourly rates quoted 4 1 0
Median hourly rate £35.00 £13.00 -
Median hourly rate % change year-on-year
+169.23% -
UK excluding London median hourly rate £35.00 £39.00 £26.00
% change year-on-year
-10.25% +50.00%

TDD
Jobs Demand Trend in Gatwick

The demand trend of contract jobs across the Gatwick region citing TDD as a proportion of all IT contracts with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Gatwick

TDD
Daily Rate Trend in Gatwick

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing TDD across the Gatwick region.

TDD Daily Rate Trend in Gatwick

TDD
Hourly Rate Trend in Gatwick

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing TDD across the Gatwick region.

TDD Hourly Rate Trend in Gatwick

TDD
Top 30 Related IT Skills in Gatwick

For the 6 months to 16 January 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 Gatwick region with a requirement for TDD.

1 7 (100.00%) Agile Software Development
2 6 (85.71%) BDD
3 5 (71.43%) Scrum
4 4 (57.14%) Ruby
4 4 (57.14%) Python
4 4 (57.14%) Java
4 4 (57.14%) J2EE
4 4 (57.14%) MongoDB
4 4 (57.14%) REST
4 4 (57.14%) Kanban
4 4 (57.14%) Scala
4 4 (57.14%) Play Framework
4 4 (57.14%) Akka
5 2 (28.57%) Mobile Development
5 2 (28.57%) Mobile App
6 1 (14.29%) ION Trading
6 1 (14.29%) Software Engineering
6 1 (14.29%) Android SDK
6 1 (14.29%) Android Development
6 1 (14.29%) iOS Development
6 1 (14.29%) ASP.NET Web API
6 1 (14.29%) User Experience
6 1 (14.29%) API Design
6 1 (14.29%) Google Play
6 1 (14.29%) Core Data
6 1 (14.29%) Oracle Database
6 1 (14.29%) C#
6 1 (14.29%) Core Animation
6 1 (14.29%) ASP.NET MVC
6 1 (14.29%) Android

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:

Cloud Services
1 1 (14.29%) Google Play
Database & Business Intelligence
1 4 (57.14%) MongoDB
2 1 (14.29%) Oracle Database
Development Applications
1 1 (14.29%) Git (software)
1 1 (14.29%) Team Foundation Server
1 1 (14.29%) TeamCity
Job Titles
1 7 (100.00%) Developer
2 4 (57.14%) Scala Developer
3 1 (14.29%) .NET Developer
3 1 (14.29%) Android Developer
3 1 (14.29%) ASP.NET Developer
3 1 (14.29%) C# .NET Developer
3 1 (14.29%) C# ASP.NET Developer
3 1 (14.29%) C# Developer
3 1 (14.29%) iOS Developer
Libraries, Frameworks & Software Standards
1 4 (57.14%) Akka
1 4 (57.14%) J2EE
1 4 (57.14%) Play Framework
1 4 (57.14%) REST
2 1 (14.29%) .NET
2 1 (14.29%) .NET Framework
2 1 (14.29%) Android SDK
2 1 (14.29%) AngularJS
2 1 (14.29%) ASP.NET
2 1 (14.29%) ASP.NET MVC
2 1 (14.29%) ASP.NET Web API
2 1 (14.29%) Cocoa
2 1 (14.29%) Cocoa Touch
2 1 (14.29%) Core Animation
2 1 (14.29%) Core Data
2 1 (14.29%) Entity Framework
2 1 (14.29%) KnockoutJS
Miscellaneous
1 2 (28.57%) Mobile App
2 1 (14.29%) Animation
2 1 (14.29%) Computer Science
2 1 (14.29%) User Experience
Operating Systems
1 1 (14.29%) Android
1 1 (14.29%) Apple iOS
Processes & Methodologies
1 7 (100.00%) Agile Software Development
2 6 (85.71%) BDD
3 5 (71.43%) Scrum
4 4 (57.14%) Kanban
5 2 (28.57%) Mobile Development
6 1 (14.29%) Android Development
6 1 (14.29%) API Design
6 1 (14.29%) Continuous Integration
6 1 (14.29%) iOS Development
6 1 (14.29%) MVC
6 1 (14.29%) Software Engineering
Programming Languages
1 4 (57.14%) Java
1 4 (57.14%) Python
1 4 (57.14%) Ruby
1 4 (57.14%) Scala
2 1 (14.29%) C#
2 1 (14.29%) JavaScript
2 1 (14.29%) Objective-C
Qualifications
1 1 (14.29%) Degree
Vendors
1 1 (14.29%) Apple
1 1 (14.29%) ION Trading
1 1 (14.29%) Oracle