The table below looks at the statistics for TDD skills in IT contracts advertised for the Wiltshire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 28 August 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
28 Aug 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 48 45 43
Rank change year-on-year
-3 -2
Contract jobs citing TDD 10 21 20
As % of all contract IT jobs located in Wiltshire 1.68% 2.72% 2.81%
As % of the Processes & Methodologies category 2.10% 3.41% 3.66%
Number of daily rates quoted 10 15 14
Median daily rate £345 £325 £344
Median daily rate % change year-on-year
+6.15% -5.45%
90% offered a daily rate of more than £320 £300 £300
10% offered a daily rate of more than £356 £375 £394
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 0 2 0
Median hourly rate - £29.00 -
UK excluding London median hourly rate £40.00 £45.00 £71.00
% change year-on-year
-11.11% -36.61%
TDD
South West

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

Processes & Methodologies Category
Wiltshire
Contract IT job ads with a match in the
Processes & Methodologies category
477 616 546
As % of all contract IT jobs located in Wiltshire 80.17% 79.90% 76.69%
Number of daily rates quoted 338 417 366
Median daily rate £425 £400 £413
Median daily rate % change year-on-year
+6.25% -3.14%
90% offered a daily rate of more than £285 £265 £275
10% offered a daily rate of more than £600 £525 £525
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 5 18 8
Median hourly rate £35.25 £32.50 £22.69
Median hourly rate % change year-on-year
+8.46% +43.23%
90% offered a hourly rate of more than £22.61 £10.00 £19.00
10% offered a hourly rate of more than £55.00 £42.50 £63.75
UK excluding London median hourly rate £30.00 £33.00 £26.00
% change year-on-year
-9.09% +26.92%

TDD
Jobs Demand Trend in Wiltshire

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

TDD Jobs Demand Trend in Wiltshire

TDD
Daily Rate Trend in Wiltshire

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

TDD Daily Rate Trend in Wiltshire

TDD
Daily Rate Histogram in Wiltshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Wiltshire region over the 3 months to 28 August 2016.

TDD Daily Rate Histogram in Wiltshire

TDD
Hourly Rate Trend in Wiltshire

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

TDD Hourly Rate Trend in Wiltshire

TDD
Contract Job Locations in Wiltshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Wiltshire region over the 3 months to 28 August 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
Swindon +9 9 £345 +6.97% 1
TDD
South West

TDD
Top 30 Related IT Skills in Wiltshire

For the 6 months to 28 August 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 Wiltshire region with a requirement for TDD.

1 14 (82.35%) Agile Software Development
2 13 (76.47%) JavaScript
3 12 (70.59%) jQuery
4 11 (64.71%) MVC
5 10 (58.82%) HTML
5 10 (58.82%) Java
5 10 (58.82%) CSS
6 9 (52.94%) SOAP
6 9 (52.94%) Scrum
6 9 (52.94%) Spring
6 9 (52.94%) BDD
7 8 (47.06%) REST
7 8 (47.06%) Hibernate
7 8 (47.06%) Spring MVC
8 6 (35.29%) Kanban
8 6 (35.29%) Mockito
8 6 (35.29%) Cucumber
8 6 (35.29%) C#
8 6 (35.29%) LDAP
8 6 (35.29%) .NET
8 6 (35.29%) Bitbucket
8 6 (35.29%) Sass
9 5 (29.41%) SQL Server
10 4 (23.53%) Security Cleared
11 3 (17.65%) WCF
11 3 (17.65%) Web Services
11 3 (17.65%) JDBC
11 3 (17.65%) JUnit
11 3 (17.65%) Visual Studio
11 3 (17.65%) AngularJS

TDD
Top Related IT Skills in Wiltshire 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 (5.88%) Apache
1 1 (5.88%) BizTalk Server
1 1 (5.88%) Tomcat
Cloud Services
1 1 (5.88%) Amazon EC2
Communications & Networking
1 6 (35.29%) LDAP
Database & Business Intelligence
1 5 (29.41%) SQL Server
2 2 (11.76%) SQL Server 2012
Development Applications
1 6 (35.29%) Bitbucket
1 6 (35.29%) Cucumber
1 6 (35.29%) Mockito
2 3 (17.65%) JUnit
2 3 (17.65%) Visual Studio
3 2 (11.76%) NUnit
3 2 (11.76%) Selenium
3 2 (11.76%) Team Foundation Server
4 1 (5.88%) Ant
4 1 (5.88%) Atlassian Bamboo
4 1 (5.88%) ClearCase
4 1 (5.88%) Eclipse
4 1 (5.88%) Git (software)
4 1 (5.88%) HP UFT
4 1 (5.88%) Hudson
4 1 (5.88%) Jenkins
4 1 (5.88%) JIRA
4 1 (5.88%) JMeter
4 1 (5.88%) Maven
4 1 (5.88%) WebDriver
Job Titles
1 14 (82.35%) Developer
2 6 (35.29%) Java Developer
3 5 (29.41%) .NET Developer
4 1 (5.88%) Agile Coach
4 1 (5.88%) Agile Scrum Master
4 1 (5.88%) ASP.NET Developer
4 1 (5.88%) ASP.NET MVC Developer
4 1 (5.88%) C# .NET Developer
4 1 (5.88%) C# ASP.NET Developer
4 1 (5.88%) C# Developer
4 1 (5.88%) Full Stack Developer
4 1 (5.88%) J2EE Developer
4 1 (5.88%) Scrum Master
4 1 (5.88%) Senior Test Engineer
4 1 (5.88%) Test Engineer
Libraries, Frameworks & Software Standards
1 12 (70.59%) jQuery
2 10 (58.82%) CSS
2 10 (58.82%) HTML
3 9 (52.94%) SOAP
3 9 (52.94%) Spring
4 8 (47.06%) Hibernate
4 8 (47.06%) REST
4 8 (47.06%) Spring MVC
5 6 (35.29%) .NET
5 6 (35.29%) Sass
6 3 (17.65%) AngularJS
6 3 (17.65%) JDBC
6 3 (17.65%) WCF
6 3 (17.65%) Web Services
7 2 (11.76%) Twitter Bootstrap
8 1 (5.88%) ASP.NET MVC
8 1 (5.88%) Dapper ORM
8 1 (5.88%) Entity Framework
8 1 (5.88%) HTML5
8 1 (5.88%) XML
Operating Systems
1 2 (11.76%) Windows
Processes & Methodologies
1 14 (82.35%) Agile Software Development
2 11 (64.71%) MVC
3 9 (52.94%) BDD
3 9 (52.94%) Scrum
4 6 (35.29%) Kanban
5 2 (11.76%) Automated Testing
6 1 (5.88%) Automation Testing
6 1 (5.88%) Coaching
6 1 (5.88%) Feature Driven Development
6 1 (5.88%) Front End Development
6 1 (5.88%) Mentoring
6 1 (5.88%) Microservices
6 1 (5.88%) MVVM
6 1 (5.88%) OO
6 1 (5.88%) OOP
6 1 (5.88%) Pair Programming
6 1 (5.88%) UML
6 1 (5.88%) User Stories
Programming Languages
1 13 (76.47%) JavaScript
2 10 (58.82%) Java
3 6 (35.29%) C#
4 2 (11.76%) SQL
4 2 (11.76%) TypeScript
5 1 (5.88%) T-SQL
Qualifications
1 4 (23.53%) Security Cleared
2 2 (11.76%) BC Cleared
3 1 (5.88%) Microsoft Certification
3 1 (5.88%) SC Cleared
Quality Assurance & Compliance
1 1 (5.88%) QA
System Software
1 1 (5.88%) Docker
Vendors
1 2 (11.76%) Microsoft
2 1 (5.88%) RedGate
2 1 (5.88%) Twitter