The table below looks at the statistics for TDD skills in IT contracts advertised for the Bradford region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 20 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
20 Jan 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
West Yorkshire / Bradford
Rank 12 26 32
Rank change year-on-year
+14 +6
Contract jobs citing TDD 2 4 1
As % of all contract IT jobs located in Bradford 2.67% 2.27% 0.44%
As % of the Processes & Methodologies category 3.45% 2.68% 0.54%
Number of daily rates quoted 1 2 1
Median daily rate £401 £475 £305
Median daily rate % change year-on-year
-15.68% +55.73%
UK excluding London median daily rate £420 £390 £375
% change year-on-year
+7.69% +4.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.51 £38.00 £38.25
% change year-on-year
-3.92% -0.65%

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

Processes & Methodologies Category
Bradford
Contract IT job ads with a match in the
Processes & Methodologies category
58 149 186
As % of all contract IT jobs located in Bradford 77.33% 84.66% 81.22%
Number of daily rates quoted 33 84 103
Median daily rate £400 £425 £410
Median daily rate % change year-on-year
-5.88% +3.65%
90% offered a daily rate of more than £288 £300 £300
10% offered a daily rate of more than £478 £563 £475
UK excluding London median daily rate £405 £400 £390
% change year-on-year
+1.25% +2.56%
Number of hourly rates quoted 3 7 10
Median hourly rate £20.97 £23.75 £21.69
Median hourly rate % change year-on-year
-11.70% +9.51%
90% offered a hourly rate of more than £18.38 £18.00 £13.25
10% offered a hourly rate of more than £25.39 £50.50 £40.00
UK excluding London median hourly rate £35.00 £40.00 £26.00
% change year-on-year
-12.50% +53.84%

TDD
Jobs Demand Trend in Bradford

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

TDD Jobs Demand Trend in Bradford

TDD
Daily Rate Trend in Bradford

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

TDD Daily Rate Trend in Bradford

TDD
Top 30 Related IT Skills in Bradford

For the 6 months to 20 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 Bradford region with a requirement for TDD.

1 4 (80.00%) Java
1 4 (80.00%) Agile Software Development
2 3 (60.00%) Spring
2 3 (60.00%) Maven
2 3 (60.00%) Hibernate
2 3 (60.00%) JUnit
3 2 (40.00%) J2EE
3 2 (40.00%) JavaScript
3 2 (40.00%) CSS
3 2 (40.00%) JSP
3 2 (40.00%) Web Services
3 2 (40.00%) Continuous Integration
3 2 (40.00%) AngularJS
3 2 (40.00%) Jenkins
3 2 (40.00%) Analytical Skills
3 2 (40.00%) Git (software)
3 2 (40.00%) RESTful
3 2 (40.00%) BDD
4 1 (20.00%) MongoDB
4 1 (20.00%) Apple iOS
4 1 (20.00%) RabbitMQ
4 1 (20.00%) Node.js
4 1 (20.00%) REST
4 1 (20.00%) PowerMock
4 1 (20.00%) LESS
4 1 (20.00%) Ember.js
4 1 (20.00%) CouchDB
4 1 (20.00%) Open Source
4 1 (20.00%) DbUnit
4 1 (20.00%) HTML5

TDD
Top Related IT Skills in Bradford 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 (20.00%) Jetty
Database & Business Intelligence
1 1 (20.00%) CouchDB
1 1 (20.00%) MongoDB
1 1 (20.00%) SQL Server
Development Applications
1 3 (60.00%) JUnit
1 3 (60.00%) Maven
2 2 (40.00%) Git (software)
2 2 (40.00%) Jenkins
3 1 (20.00%) Ant
3 1 (20.00%) Appium
3 1 (20.00%) Calabash
3 1 (20.00%) Cucumber
3 1 (20.00%) DbUnit
3 1 (20.00%) Gradle
3 1 (20.00%) jMock
3 1 (20.00%) Mockito
3 1 (20.00%) SonarQube
Job Titles
1 4 (80.00%) Developer
1 4 (80.00%) Java Developer
2 2 (40.00%) J2EE Developer
2 2 (40.00%) Java/J2EE Developer
3 1 (20.00%) Agile Developer
3 1 (20.00%) Agile Java Developer
3 1 (20.00%) Angular Developer
Libraries, Frameworks & Software Standards
1 3 (60.00%) Hibernate
1 3 (60.00%) Spring
2 2 (40.00%) AngularJS
2 2 (40.00%) CSS
2 2 (40.00%) J2EE
2 2 (40.00%) JSP
2 2 (40.00%) RESTful
2 2 (40.00%) Web Services
3 1 (20.00%) Ember.js
3 1 (20.00%) HTML5
3 1 (20.00%) JPA
3 1 (20.00%) LESS
3 1 (20.00%) Node.js
3 1 (20.00%) PowerMock
3 1 (20.00%) RabbitMQ
3 1 (20.00%) React
3 1 (20.00%) REST
3 1 (20.00%) SOAP
3 1 (20.00%) Struts
3 1 (20.00%) XML
Miscellaneous
1 2 (40.00%) Analytical Skills
2 1 (20.00%) Computer Science
2 1 (20.00%) Mobile App
Operating Systems
1 1 (20.00%) Android
1 1 (20.00%) Apple iOS
1 1 (20.00%) Windows
Processes & Methodologies
1 4 (80.00%) Agile Software Development
2 2 (40.00%) BDD
2 2 (40.00%) Continuous Integration
3 1 (20.00%) Android Development
3 1 (20.00%) iOS Development
3 1 (20.00%) Kanban
3 1 (20.00%) MVC
3 1 (20.00%) Open Source
3 1 (20.00%) Scrum
3 1 (20.00%) Unit Testing
Programming Languages
1 4 (80.00%) Java
2 2 (40.00%) JavaScript
3 1 (20.00%) Apple Swift
3 1 (20.00%) C#
3 1 (20.00%) C++
3 1 (20.00%) ECMAScript
3 1 (20.00%) ES6
3 1 (20.00%) Ruby
Quality Assurance & Compliance
1 1 (20.00%) QA
1 1 (20.00%) SDET