The table below looks at the statistics for TDD skills in IT contracts advertised for the South Yorkshire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 23 July 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
23 Jul 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 28 36 23
Rank change year-on-year
+8 -13
Contract jobs citing TDD 22 11 10
As % of all contract IT jobs located in South Yorkshire 4.59% 2.69% 3.23%
As % of the Processes & Methodologies category 6.06% 3.53% 4.67%
Number of daily rates quoted 21 5 5
Median daily rate £425 £450 £395
Median daily rate % change year-on-year
-5.55% +13.92%
90% offered a daily rate of more than £338 £345 £360
10% offered a daily rate of more than £513 £525 £421
UK excluding London median daily rate £420 £375 £375
% change year-on-year
+12.00% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £40.00 £71.00
% change year-on-year
- -43.66%
TDD
Yorkshire

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

Processes & Methodologies Category
South Yorkshire
Contract IT job ads with a match in the
Processes & Methodologies category
363 312 214
As % of all contract IT jobs located in South Yorkshire 75.78% 76.28% 69.03%
Number of daily rates quoted 255 202 126
Median daily rate £425 £350 £350
Median daily rate % change year-on-year
+21.42% -
90% offered a daily rate of more than £305 £225 £215
10% offered a daily rate of more than £525 £525 £450
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 11 12 18
Median hourly rate £24.25 £13.88 £17.69
Median hourly rate % change year-on-year
+74.77% -21.57%
90% offered a hourly rate of more than £11.00 £9.31 £12.50
10% offered a hourly rate of more than £45.00 £28.00 £32.00
UK excluding London median hourly rate £28.50 £30.00 £27.50
% change year-on-year
-5.00% +9.09%

TDD
Jobs Demand Trend in South Yorkshire

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

TDD Jobs Demand Trend in South Yorkshire

TDD
Daily Rate Trend in South Yorkshire

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

TDD Daily Rate Trend in South Yorkshire

TDD
Daily Rate Histogram in South Yorkshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the South Yorkshire region over the 3 months to 23 July 2016.

TDD Daily Rate Histogram in South Yorkshire

TDD
Hourly Rate Trend in South Yorkshire

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

TDD Hourly Rate Trend in South Yorkshire

TDD
Contract Job Locations in South Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the South Yorkshire region over the 3 months to 23 July 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
Sheffield -2 20 £425 -5.55% 11
Doncaster - 1 £370 -
TDD
Yorkshire

TDD
Top 30 Related IT Skills in South Yorkshire

For the 6 months to 23 July 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 South Yorkshire region with a requirement for TDD.

1 32 (78.05%) Agile Software Development
2 23 (56.10%) Java
2 23 (56.10%) BDD
3 21 (51.22%) Scrum
4 16 (39.02%) Spring
5 14 (34.15%) JavaScript
6 13 (31.71%) Hibernate
7 12 (29.27%) MVC
8 11 (26.83%) HTML
8 11 (26.83%) Web Development
9 10 (24.39%) CSS
9 10 (24.39%) J2EE
10 9 (21.95%) Maven
11 8 (19.51%) Ruby
11 8 (19.51%) JUnit
11 8 (19.51%) Linux
11 8 (19.51%) Ruby on Rails
11 8 (19.51%) RESTful
12 7 (17.07%) Scala
12 7 (17.07%) Kanban
12 7 (17.07%) Web Services
12 7 (17.07%) JSP
12 7 (17.07%) PHP
13 6 (14.63%) MySQL
13 6 (14.63%) Mac OS X
13 6 (14.63%) Pair Programming
13 6 (14.63%) Unit Testing
13 6 (14.63%) Selenium
13 6 (14.63%) Spring MVC
13 6 (14.63%) Analytical Skills

TDD
Top Related IT Skills in South Yorkshire 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 3 (7.32%) Elasticsearch
2 2 (4.88%) CMS
2 2 (4.88%) Tomcat
3 1 (2.44%) Apache
3 1 (2.44%) Apache Solr
3 1 (2.44%) ColdFusion
3 1 (2.44%) Kentico
3 1 (2.44%) Liferay
3 1 (2.44%) Magnolia
3 1 (2.44%) Mule
3 1 (2.44%) Mule ESB
3 1 (2.44%) nginx
3 1 (2.44%) Sitecore CMS
3 1 (2.44%) Sitefinity
Business Applications
1 1 (2.44%) BigMachines
1 1 (2.44%) Eloqua
Cloud Services
1 2 (4.88%) GitHub
2 1 (2.44%) Amazon AWS
2 1 (2.44%) Cloud Computing
2 1 (2.44%) SaaS
Communications & Networking
1 2 (4.88%) HTTP
Database & Business Intelligence
1 6 (14.63%) MySQL
2 5 (12.20%) MongoDB
3 4 (9.76%) NoSQL
4 3 (7.32%) Relational Database
5 1 (2.44%) Apache Cassandra
5 1 (2.44%) Oracle Database
5 1 (2.44%) SQL Server
Development Applications
1 9 (21.95%) Maven
2 8 (19.51%) JUnit
3 6 (14.63%) Selenium
4 5 (12.20%) Git (software)
5 3 (7.32%) Mockito
5 3 (7.32%) Subversion
6 2 (4.88%) Ant
6 2 (4.88%) Cucumber
6 2 (4.88%) Gradle
6 2 (4.88%) HP UFT
7 1 (2.44%) EasyMock
7 1 (2.44%) Jasmine
7 1 (2.44%) JMeter
7 1 (2.44%) jMock
7 1 (2.44%) JSUnit
7 1 (2.44%) Mercurial
7 1 (2.44%) Oracle APEX
7 1 (2.44%) PHPUnit
7 1 (2.44%) Spock
7 1 (2.44%) Xdebug
General
1 1 (2.44%) Banking
1 1 (2.44%) Finance
Job Titles
1 36 (87.80%) Developer
2 20 (48.78%) Java Developer
3 6 (14.63%) J2EE Developer
3 6 (14.63%) Java/J2EE Developer
3 6 (14.63%) Ruby on Rails Developer
4 5 (12.20%) PHP Developer
5 4 (9.76%) Senior Developer
6 3 (7.32%) Agile Developer
6 3 (7.32%) Agile Java Developer
6 3 (7.32%) PHP Laravel Developer
6 3 (7.32%) PHP Symfony Developer
6 3 (7.32%) Symfony Developer
6 3 (7.32%) Web Developer
7 2 (4.88%) Angular Developer
7 2 (4.88%) Consultant
7 2 (4.88%) Front End Developer (Client-Side Developer)
7 2 (4.88%) Programmer
7 2 (4.88%) Ruby Developer
7 2 (4.88%) Senior PHP Developer
7 2 (4.88%) Test Automation Consultant
Libraries, Frameworks & Software Standards
1 16 (39.02%) Spring
2 13 (31.71%) Hibernate
3 11 (26.83%) HTML
4 10 (24.39%) CSS
4 10 (24.39%) J2EE
5 8 (19.51%) RESTful
5 8 (19.51%) Ruby on Rails
6 7 (17.07%) JSP
6 7 (17.07%) Web Services
7 6 (14.63%) Spring MVC
8 5 (12.20%) AngularJS
8 5 (12.20%) Laravel
8 5 (12.20%) Symfony
9 4 (9.76%) CodeIgniter
9 4 (9.76%) JSON
10 3 (7.32%) HTML5
10 3 (7.32%) REST
11 2 (4.88%) CSS3
11 2 (4.88%) RabbitMQ
11 2 (4.88%) Spring Boot
Miscellaneous
1 6 (14.63%) Analytical Skills
2 2 (4.88%) NHS
3 1 (2.44%) Computer Science
3 1 (2.44%) Digital Media
3 1 (2.44%) Fintech
3 1 (2.44%) User Experience
Operating Systems
1 8 (19.51%) Linux
2 6 (14.63%) Mac OS X
3 3 (7.32%) Mac OS
3 3 (7.32%) Unix
Processes & Methodologies
1 32 (78.05%) Agile Software Development
2 23 (56.10%) BDD
3 21 (51.22%) Scrum
4 12 (29.27%) MVC
5 11 (26.83%) Web Development
6 7 (17.07%) Kanban
7 6 (14.63%) Pair Programming
7 6 (14.63%) Unit Testing
8 5 (12.20%) OOP
9 3 (7.32%) Concurrent Programming
9 3 (7.32%) Configuration Management
10 2 (4.88%) Continuous Integration
10 2 (4.88%) DevOps
10 2 (4.88%) Front End Development
10 2 (4.88%) OO
10 2 (4.88%) OWASP
10 2 (4.88%) RAD
10 2 (4.88%) Responsive Web Design
10 2 (4.88%) V-Model
10 2 (4.88%) Web Design
Programming Languages
1 23 (56.10%) Java
2 14 (34.15%) JavaScript
3 8 (19.51%) Ruby
4 7 (17.07%) PHP
4 7 (17.07%) Scala
5 3 (7.32%) Clojure
5 3 (7.32%) Groovy
6 2 (4.88%) C
6 2 (4.88%) Jython
6 2 (4.88%) VB
7 1 (2.44%) Apex Code
7 1 (2.44%) C#
Qualifications
1 3 (7.32%) Degree
2 1 (2.44%) SC Cleared
2 1 (2.44%) Security Cleared
Quality Assurance & Compliance
1 2 (4.88%) QA
System Software
1 1 (2.44%) Docker
1 1 (2.44%) Virtual Machines
Vendors
1 2 (4.88%) Oracle
2 1 (2.44%) MuleSoft
2 1 (2.44%) Salesforce.com
2 1 (2.44%) Siebel
2 1 (2.44%) Sitecore
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