The table below looks at the statistics for TDD skills in IT contracts advertised for the Staffordshire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 4 December 2016 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
4 Dec 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 18 20 20
Rank change year-on-year
+2 0
Contract jobs citing TDD 13 6 3
As % of all contract IT jobs located in Staffordshire 6.37% 4.48% 2.61%
As % of the Processes & Methodologies category 8.28% 5.83% 3.95%
Number of daily rates quoted 8 4 2
Median daily rate £350 £364 £320
Median daily rate % change year-on-year
-3.78% +13.67%
90% offered a daily rate of more than £326 £276 £296
10% offered a daily rate of more than £383 £415 £344
UK excluding London median daily rate £425 £388 £375
% change year-on-year
+9.67% +3.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.50 £36.98 £38.25
% change year-on-year
+14.94% -3.33%
TDD
West Midlands

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

Processes & Methodologies Category
Staffordshire
Contract IT job ads with a match in the
Processes & Methodologies category
157 103 76
As % of all contract IT jobs located in Staffordshire 76.96% 76.87% 66.09%
Number of daily rates quoted 104 74 50
Median daily rate £338 £370 £350
Median daily rate % change year-on-year
-8.78% +5.71%
90% offered a daily rate of more than £250 £277 £275
10% offered a daily rate of more than £475 £450 £450
UK excluding London median daily rate £413 £400 £385
% change year-on-year
+3.12% +3.89%
Number of hourly rates quoted 8 4 5
Median hourly rate £55.00 £20.00 £19.00
Median hourly rate % change year-on-year
+175.00% +5.26%
UK excluding London median hourly rate £31.00 £34.95 £25.00
% change year-on-year
-11.30% +39.80%

TDD
Jobs Demand Trend in Staffordshire

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

TDD Jobs Demand Trend in Staffordshire

TDD
Daily Rate Trend in Staffordshire

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

TDD Daily Rate Trend in Staffordshire

TDD
Contract Job Locations in Staffordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Staffordshire region over the 3 months to 4 December 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Stoke-on-Trent +1 6 £344 +1.85% 1
Stafford - 2 £350 - 1
TDD
West Midlands

TDD
Top 30 Related IT Skills in Staffordshire

For the 6 months to 4 December 2016, 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 Staffordshire region with a requirement for TDD.

1 9 (64.29%) Agile Software Development
2 8 (57.14%) HTML
3 7 (50.00%) SQL Server
4 6 (42.86%) .NET
4 6 (42.86%) C#
4 6 (42.86%) HTML5
5 5 (35.71%) Scrum
5 5 (35.71%) MySQL
5 5 (35.71%) CSS
5 5 (35.71%) Java
5 5 (35.71%) JavaScript
6 4 (28.57%) WPF
6 4 (28.57%) AngularJS
6 4 (28.57%) Jenkins
7 3 (21.43%) Node.js
7 3 (21.43%) React
7 3 (21.43%) SOLID
7 3 (21.43%) Games
7 3 (21.43%) Angular 2
7 3 (21.43%) Selenium
7 3 (21.43%) SQL Server 2008
7 3 (21.43%) OO
8 2 (14.29%) JUnit
8 2 (14.29%) Visual Studio
8 2 (14.29%) ASP.NET
8 2 (14.29%) MVC
8 2 (14.29%) Kanban
8 2 (14.29%) Git (software)
8 2 (14.29%) Team Foundation Server
8 2 (14.29%) Test Automation

TDD
Top Related IT Skills in Staffordshire 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 (7.14%) WordPress
Cloud Services
1 2 (14.29%) SaaS
Communications & Networking
1 1 (7.14%) Network Security
Database & Business Intelligence
1 7 (50.00%) SQL Server
2 5 (35.71%) MySQL
3 3 (21.43%) SQL Server 2008
Development Applications
1 4 (28.57%) Jenkins
2 3 (21.43%) Selenium
3 2 (14.29%) Cucumber
3 2 (14.29%) Git (software)
3 2 (14.29%) JUnit
3 2 (14.29%) RSpec
3 2 (14.29%) Team Foundation Server
3 2 (14.29%) Visual Studio
4 1 (7.14%) Eclipse
4 1 (7.14%) Grunt
4 1 (7.14%) gulp
4 1 (7.14%) Subversion
4 1 (7.14%) TeamCity
General
1 3 (21.43%) Games
2 1 (7.14%) Retail
Job Titles
1 12 (85.71%) Developer
2 5 (35.71%) C# Developer
3 2 (14.29%) .NET Developer
3 2 (14.29%) Analyst
3 2 (14.29%) ASP.NET Developer
3 2 (14.29%) Automation Test Analyst
3 2 (14.29%) C# WPF Developer
3 2 (14.29%) Front End Developer (Client-Side Developer)
3 2 (14.29%) Java Developer
3 2 (14.29%) Test Analyst
3 2 (14.29%) WPF Developer
4 1 (7.14%) Android Developer
4 1 (7.14%) Angular Developer
4 1 (7.14%) C# .NET Developer
4 1 (7.14%) C# ASP.NET Developer
4 1 (7.14%) Front End Java Developer (Client-Side Java Developer)
4 1 (7.14%) Full Stack Developer
4 1 (7.14%) Lead Java Developer
4 1 (7.14%) UX Developer
4 1 (7.14%) WordPress Developer
Libraries, Frameworks & Software Standards
1 8 (57.14%) HTML
2 6 (42.86%) .NET
2 6 (42.86%) HTML5
3 5 (35.71%) CSS
4 4 (28.57%) AngularJS
4 4 (28.57%) WPF
5 3 (21.43%) Angular 2
5 3 (21.43%) Node.js
5 3 (21.43%) React
6 2 (14.29%) ASP.NET
6 2 (14.29%) ASP.NET MVC
6 2 (14.29%) CSS3
6 2 (14.29%) jQuery
7 1 (7.14%) Android SDK
7 1 (7.14%) ASP.NET Web API
7 1 (7.14%) ASP.NET Web Forms
7 1 (7.14%) JSON
7 1 (7.14%) WCF
7 1 (7.14%) XML
Miscellaneous
1 1 (7.14%) Client/Server
1 1 (7.14%) Digital Media
1 1 (7.14%) User Experience
Operating Systems
1 1 (7.14%) Android
1 1 (7.14%) Linux
Processes & Methodologies
1 9 (64.29%) Agile Software Development
2 5 (35.71%) Scrum
3 3 (21.43%) OO
3 3 (21.43%) SOLID
4 2 (14.29%) Automated Testing
4 2 (14.29%) Automation Testing
4 2 (14.29%) Continuous Integration
4 2 (14.29%) Kanban
4 2 (14.29%) Manual Testing
4 2 (14.29%) Microservices
4 2 (14.29%) MVC
4 2 (14.29%) SDLC
4 2 (14.29%) Software Testing
4 2 (14.29%) Test Automation
5 1 (7.14%) BDD
5 1 (7.14%) ERP
5 1 (7.14%) SOA
5 1 (7.14%) Software Engineering
5 1 (7.14%) Unit Testing
5 1 (7.14%) Web Development
Programming Languages
1 6 (42.86%) C#
2 5 (35.71%) Java
2 5 (35.71%) JavaScript
3 1 (7.14%) ES6
3 1 (7.14%) PHP
3 1 (7.14%) PowerShell
3 1 (7.14%) SQL
3 1 (7.14%) T-SQL