The table below looks at the statistics for TDD skills in IT contracts advertised for the Croydon region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 25 May 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
25 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 19 24 -
Rank change year-on-year
+5 -
Contract jobs citing TDD 21 6 0
As % of all contract IT jobs located in Croydon 8.37% 4.20% -
As % of the Processes & Methodologies category 9.21% 4.51% -
Number of daily rates quoted 16 3 0
Median daily rate £450 £388 -
Median daily rate % change year-on-year
+16.12% -
UK excluding London median daily rate £413 £388 £375
% change year-on-year
+6.45% +3.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.50 £42.50 £45.00
% change year-on-year
- -5.55%
TDD
London

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

Processes & Methodologies Category
Croydon
Contract IT job ads with a match in the
Processes & Methodologies category
228 133 57
As % of all contract IT jobs located in Croydon 90.84% 93.01% 55.34%
Number of daily rates quoted 171 105 45
Median daily rate £435 £388 £418
Median daily rate % change year-on-year
+12.25% -7.18%
90% offered a daily rate of more than £303 £250 £298
10% offered a daily rate of more than £550 £500 £553
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 5 0 2
Median hourly rate £21.00 - £17.00
UK excluding London median hourly rate £33.75 £30.50 £30.00
% change year-on-year
+10.65% +1.66%

TDD
Jobs Demand Trend in Croydon

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

TDD Jobs Demand Trend in Croydon

TDD
Daily Rate Trend in Croydon

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

TDD Daily Rate Trend in Croydon

TDD
Daily Rate Histogram in Croydon

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Croydon region over the 3 months to 25 May 2016.

TDD Daily Rate Histogram in Croydon

TDD
Top 30 Related IT Skills in Croydon

For the 6 months to 25 May 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 Croydon region with a requirement for TDD.

1 36 (90.00%) Agile Software Development
2 27 (67.50%) Scrum
3 25 (62.50%) Java
4 18 (45.00%) BDD
5 13 (32.50%) Continuous Integration
5 13 (32.50%) Security Cleared
5 13 (32.50%) SDLC
6 12 (30.00%) Git (software)
6 12 (30.00%) JavaScript
6 12 (30.00%) CSS
6 12 (30.00%) HTML
7 9 (22.50%) GitHub
7 9 (22.50%) Mentoring
8 8 (20.00%) Analytical Skills
8 8 (20.00%) User Stories
8 8 (20.00%) Enterprise Software
8 8 (20.00%) OO
8 8 (20.00%) PostgreSQL
9 7 (17.50%) Spring
9 7 (17.50%) HTML5
9 7 (17.50%) Node.js
9 7 (17.50%) Scala
10 6 (15.00%) RESTful
10 6 (15.00%) REST
10 6 (15.00%) SC Cleared
10 6 (15.00%) QA
10 6 (15.00%) Tomcat
10 6 (15.00%) Web Services
11 5 (12.50%) SOAP
11 5 (12.50%) J2EE

TDD
Top Related IT Skills in Croydon 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 7 (17.50%) Node.js
2 6 (15.00%) Tomcat
3 3 (7.50%) JBoss
4 2 (5.00%) Apache
4 2 (5.00%) Mule
5 1 (2.50%) WildFly
Cloud Services
1 9 (22.50%) GitHub
2 1 (2.50%) Amazon AWS
2 1 (2.50%) Amazon EC2
Database & Business Intelligence
1 8 (20.00%) PostgreSQL
2 4 (10.00%) MongoDB
2 4 (10.00%) MySQL
3 3 (7.50%) NoSQL
4 2 (5.00%) SQL Server
5 1 (2.50%) Relational Database
Development Applications
1 12 (30.00%) Git (software)
2 4 (10.00%) Grunt
2 4 (10.00%) JIRA
2 4 (10.00%) JUnit
3 2 (5.00%) Jenkins
3 2 (5.00%) SonarQube
4 1 (2.50%) Ant
4 1 (2.50%) DbUnit
4 1 (2.50%) Gerrit
4 1 (2.50%) Gradle
4 1 (2.50%) JMeter
4 1 (2.50%) jMock
4 1 (2.50%) Maven
4 1 (2.50%) Mockito
4 1 (2.50%) Selenium
4 1 (2.50%) Subversion
General
1 2 (5.00%) Telecoms
2 1 (2.50%) Finance
Job Titles
1 28 (70.00%) Developer
2 15 (37.50%) Java Developer
3 8 (20.00%) Senior Developer
4 6 (15.00%) Senior Java Developer
5 5 (12.50%) Agile Developer
5 5 (12.50%) Agile Java Developer
6 4 (10.00%) Web Developer
7 3 (7.50%) Architect
7 3 (7.50%) Front End Developer (Client-Side Developer)
7 3 (7.50%) Front End Web Developer (Client-Side Developer)
7 3 (7.50%) JavaScript Developer
7 3 (7.50%) Lead Developer
7 3 (7.50%) Lead Java Developer
7 3 (7.50%) Node.js Developer
7 3 (7.50%) Scala Developer
7 3 (7.50%) Senior Agile Developer
7 3 (7.50%) Senior Agile Java Developer
7 3 (7.50%) Technical Architect
8 2 (5.00%) Business Analyst
8 2 (5.00%) Java Scala Developer
Libraries, Frameworks & Software Standards
1 12 (30.00%) CSS
1 12 (30.00%) HTML
2 7 (17.50%) HTML5
2 7 (17.50%) Spring
3 6 (15.00%) REST
3 6 (15.00%) RESTful
3 6 (15.00%) Web Services
4 5 (12.50%) ActiveMQ
4 5 (12.50%) J2EE
4 5 (12.50%) SOAP
5 4 (10.00%) AngularJS
5 4 (10.00%) Apache Camel
5 4 (10.00%) jQuery
5 4 (10.00%) Sass
5 4 (10.00%) XML
6 3 (7.50%) Hibernate
6 3 (7.50%) JMS
7 2 (5.00%) ASP.NET
7 2 (5.00%) JSON
7 2 (5.00%) Play Framework
Miscellaneous
1 8 (20.00%) Analytical Skills
1 8 (20.00%) Enterprise Software
2 5 (12.50%) Data Integration
3 3 (7.50%) User Experience
4 2 (5.00%) Minimum Viable Product
4 2 (5.00%) Mobile App
5 1 (2.50%) Embedded Systems
Operating Systems
1 4 (10.00%) Linux
2 1 (2.50%) Windows
Processes & Methodologies
1 36 (90.00%) Agile Software Development
2 27 (67.50%) Scrum
3 18 (45.00%) BDD
4 13 (32.50%) Continuous Integration
4 13 (32.50%) SDLC
5 9 (22.50%) Mentoring
6 8 (20.00%) OO
6 8 (20.00%) User Stories
7 5 (12.50%) Agile Project Management
7 5 (12.50%) Front End Development
7 5 (12.50%) Project Management
8 4 (10.00%) Coaching
8 4 (10.00%) Domain-Driven Design
8 4 (10.00%) Kanban
8 4 (10.00%) Microservices
8 4 (10.00%) Multithreading
8 4 (10.00%) Open Source
8 4 (10.00%) Pair Programming
8 4 (10.00%) Web Development
9 3 (7.50%) Usability Testing
Programming Languages
1 25 (62.50%) Java
2 12 (30.00%) JavaScript
3 7 (17.50%) Scala
4 3 (7.50%) PHP
5 2 (5.00%) Bash Shell
5 2 (5.00%) C#
5 2 (5.00%) Go
5 2 (5.00%) Shell Script
5 2 (5.00%) SQL
6 1 (2.50%) C++
6 1 (2.50%) Groovy
6 1 (2.50%) Python
Qualifications
1 13 (32.50%) Security Cleared
2 6 (15.00%) SC Cleared
3 1 (2.50%) BC Cleared
Quality Assurance & Compliance
1 6 (15.00%) QA
System Software
1 1 (2.50%) Docker
1 1 (2.50%) VMware Infrastructure
1 1 (2.50%) vSphere
Vendors
1 1 (2.50%) VMware
1 1 (2.50%) Zend
Croydon, Surrey
Oliver Bernard
Rate: £575 - £600 per day
Posted: 17 hours ago
Croydon, Surrey
Vantage Recruitment Solutions Ltd
Rate: From £400 to £400 per day
Posted: 6 days ago
Croydon, Surrey
Burns Sheehan
Rate: £450 - £500 per day
Posted: 6 days ago