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 7 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
7 Dec 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 13 14 25
Rank change year-on-year
+1 +11
Contract jobs citing TDD 54 40 12
As % of all contract IT jobs located in South Yorkshire 8.26% 7.59% 3.57%
As % of the Processes & Methodologies category 10.29% 9.50% 4.88%
Number of daily rates quoted 44 36 5
Median daily rate £450 £400 £325
Median daily rate % change year-on-year
+12.50% +23.07%
90% offered a daily rate of more than £413 £300 £310
10% offered a daily rate of more than £596 £500 £396
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 £39.76 £36.98 £38.25
% change year-on-year
+7.53% -3.33%
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
525 421 246
As % of all contract IT jobs located in South Yorkshire 80.28% 79.89% 73.21%
Number of daily rates quoted 361 319 156
Median daily rate £425 £400 £350
Median daily rate % change year-on-year
+6.25% +14.28%
90% offered a daily rate of more than £275 £275 £245
10% offered a daily rate of more than £550 £535 £500
UK excluding London median daily rate £413 £400 £385
% change year-on-year
+3.12% +3.89%
Number of hourly rates quoted 13 29 20
Median hourly rate £24.00 £13.00 £24.00
Median hourly rate % change year-on-year
+84.61% -45.83%
90% offered a hourly rate of more than £17.50 £9.00 £14.80
10% offered a hourly rate of more than £34.25 £25.00 £38.00
UK excluding London median hourly rate £31.00 £35.00 £25.00
% change year-on-year
-11.42% +40.00%

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 7 December 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 7 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
Sheffield -1 52 £450 +12.50% 7
TDD
Yorkshire

TDD
Top 30 Related IT Skills in South Yorkshire

For the 6 months to 7 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 South Yorkshire region with a requirement for TDD.

1 70 (80.46%) Agile Software Development
2 57 (65.52%) Java
3 51 (58.62%) Scrum
4 33 (37.93%) BDD
5 24 (27.59%) Kanban
6 23 (26.44%) Spring
7 21 (24.14%) JavaScript
8 20 (22.99%) User Stories
9 19 (21.84%) Product Management
10 18 (20.69%) Prototyping
11 17 (19.54%) Software Architecture
11 17 (19.54%) Selenium
12 16 (18.39%) Git (software)
12 16 (18.39%) Scala
13 15 (17.24%) OOP
13 15 (17.24%) Spring Boot
14 14 (16.09%) Web Services
14 14 (16.09%) PHP
14 14 (16.09%) HTML
14 14 (16.09%) CSS
15 13 (14.94%) MySQL
15 13 (14.94%) Microservices
16 12 (13.79%) Docker
16 12 (13.79%) MVC
16 12 (13.79%) RESTful
17 11 (12.64%) Hibernate
17 11 (12.64%) Tomcat
17 11 (12.64%) DevOps
18 10 (11.49%) MongoDB
18 10 (11.49%) NoSQL

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 11 (12.64%) Tomcat
2 7 (8.05%) CMS
2 7 (8.05%) Elasticsearch
3 6 (6.90%) Confluence
3 6 (6.90%) WordPress
4 3 (3.45%) Alfresco
5 2 (2.30%) Apache ServiceMix
5 2 (2.30%) Jetty
5 2 (2.30%) nginx
6 1 (1.15%) Kentico
6 1 (1.15%) Mule
6 1 (1.15%) Mule ESB
6 1 (1.15%) Sitecore CMS
6 1 (1.15%) Sitefinity
Business Applications
1 2 (2.30%) SAP Oil and Gas
2 1 (1.15%) Dynamics CRM
Cloud Services
1 5 (5.75%) GitHub
2 2 (2.30%) Force.com
Communications & Networking
1 2 (2.30%) HTTP
2 1 (1.15%) SSL
Database & Business Intelligence
1 13 (14.94%) MySQL
2 10 (11.49%) MongoDB
2 10 (11.49%) NoSQL
3 6 (6.90%) Relational Database
4 5 (5.75%) PostgreSQL
5 1 (1.15%) Apache Cassandra
5 1 (1.15%) SQL Server
Development Applications
1 17 (19.54%) Selenium
2 16 (18.39%) Git (software)
3 9 (10.34%) EasyMock
3 9 (10.34%) jMock
3 9 (10.34%) Mockito
3 9 (10.34%) Spock
4 7 (8.05%) Maven
5 6 (6.90%) JIRA
5 6 (6.90%) JUnit
6 5 (5.75%) Gradle
6 5 (5.75%) HP UFT
7 3 (3.45%) Cucumber
7 3 (3.45%) PHPUnit
7 3 (3.45%) Subversion
8 2 (2.30%) WebDriver
9 1 (1.15%) Ant
General
1 4 (4.60%) Finance
1 4 (4.60%) Marketing
2 2 (2.30%) Electronics
2 2 (2.30%) Manufacturing
2 2 (2.30%) Telecoms
3 1 (1.15%) Banking
3 1 (1.15%) Billing
Job Titles
1 62 (71.26%) Developer
2 41 (47.13%) Java Developer
3 19 (21.84%) Architect
4 18 (20.69%) Technical Architect
5 13 (14.94%) PHP Developer
6 12 (13.79%) Agile Developer
6 12 (13.79%) Agile Java Developer
7 9 (10.34%) Consultant
8 7 (8.05%) PHP Laravel Developer
9 6 (6.90%) J2EE Developer
9 6 (6.90%) Java/J2EE Developer
10 5 (5.75%) Web Consultant
11 4 (4.60%) Automation Tester
11 4 (4.60%) Java Architect
11 4 (4.60%) Java Technical Architect
11 4 (4.60%) PHP Symfony Developer
11 4 (4.60%) Symfony Developer
11 4 (4.60%) Technical Developer
11 4 (4.60%) Tester
12 3 (3.45%) Digital Technical Architect
Libraries, Frameworks & Software Standards
1 23 (26.44%) Spring
2 15 (17.24%) Spring Boot
3 14 (16.09%) CSS
3 14 (16.09%) HTML
3 14 (16.09%) Web Services
4 12 (13.79%) RESTful
5 11 (12.64%) Hibernate
6 10 (11.49%) REST
7 7 (8.05%) J2EE
7 7 (8.05%) Laravel
7 7 (8.05%) Symfony
7 7 (8.05%) XML
8 6 (6.90%) Ajax
8 6 (6.90%) JSP
8 6 (6.90%) XHTML
9 5 (5.75%) Spring MVC
10 4 (4.60%) CodeIgniter
10 4 (4.60%) ELK Stack
10 4 (4.60%) SOAP
11 3 (3.45%) Behat
Miscellaneous
1 6 (6.90%) Analytical Skills
2 3 (3.45%) Fintech
2 3 (3.45%) Visualisation
3 2 (2.30%) Blog
4 1 (1.15%) Public Cloud
4 1 (1.15%) User Experience
Operating Systems
1 7 (8.05%) Linux
2 4 (4.60%) CentOS
3 3 (3.45%) Unix
4 2 (2.30%) Mac OS X
Processes & Methodologies
1 70 (80.46%) Agile Software Development
2 51 (58.62%) Scrum
3 33 (37.93%) BDD
4 24 (27.59%) Kanban
5 20 (22.99%) User Stories
6 19 (21.84%) Product Management
7 18 (20.69%) Prototyping
8 17 (19.54%) Software Architecture
9 15 (17.24%) OOP
10 13 (14.94%) Microservices
11 12 (13.79%) MVC
12 11 (12.64%) DevOps
13 10 (11.49%) Continuous Integration
14 8 (9.20%) Unit Testing
15 7 (8.05%) Pair Programming
15 7 (8.05%) Test Automation
15 7 (8.05%) Web Development
16 6 (6.90%) Content Management
16 6 (6.90%) Continuous Delivery
17 5 (5.75%) Waterfall
Programming Languages
1 57 (65.52%) Java
2 21 (24.14%) JavaScript
3 16 (18.39%) Scala
4 14 (16.09%) PHP
5 10 (11.49%) SQL
6 9 (10.34%) Clojure
6 9 (10.34%) Ruby
7 8 (9.20%) Python
8 6 (6.90%) PHP 5
9 5 (5.75%) C
9 5 (5.75%) VB
10 3 (3.45%) Groovy
11 2 (2.30%) Apex Code
11 2 (2.30%) SOQL
12 1 (1.15%) C#
12 1 (1.15%) Jython
Qualifications
1 5 (5.75%) Degree
2 4 (4.60%) SC Cleared
2 4 (4.60%) Security Cleared
Quality Assurance & Compliance
1 1 (1.15%) QA
System Software
1 12 (13.79%) Docker
2 4 (4.60%) GlusterFS
Systems Management
1 4 (4.60%) Ansible
1 4 (4.60%) Kibana
1 4 (4.60%) logstash
2 2 (2.30%) Kubernetes
2 2 (2.30%) ZABBIX
Vendors
1 6 (6.90%) Zend
2 2 (2.30%) Salesforce.com
2 2 (2.30%) SAP
3 1 (1.15%) MuleSoft
3 1 (1.15%) Oracle
3 1 (1.15%) Sitecore
Sheffield, South Yorkshire
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