The table below looks at the statistics for TDD skills in IT contracts advertised for the Cambridge region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 11 February 2016 with a comparison to the same period in 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.

Location
3 months to
11 Feb 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 27 35 24
Rank change year-on-year
+8 -11
Contract jobs citing TDD 18 4 15
As % of all contract IT jobs located in Cambridge 4.83% 1.28% 5.49%
As % of the Processes & Methodologies category 5.73% 1.66% 7.89%
Number of daily rates quoted 13 3 7
Average daily rate £475 £375 £425
Average daily rate % change year-on-year
+26.66% -11.76%
90% offered a daily rate of more than £378 £375 £335
10% offered a daily rate of more than £550 £455 £475
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £40.00 £36.00 £36.50
% change year-on-year
+11.11% -1.36%
TDD
Cambridgeshire

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

Processes & Methodologies Category
Cambridge
Contract IT job ads with a match in the
Processes & Methodologies category
314 241 190
As % of all contract IT jobs located in Cambridge 84.18% 77.00% 69.60%
Number of daily rates quoted 194 151 103
Average daily rate £400 £375 £405
Average daily rate % change year-on-year
+6.66% -7.40%
90% offered a daily rate of more than £282 £210 £265
10% offered a daily rate of more than £550 £550 £575
UK excluding London average daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 22 15 20
Average hourly rate £37.50 £42.50 £37.50
Average hourly rate % change year-on-year
-11.76% +13.33%
UK excluding London average hourly rate £40.00 £27.50 £27.50
% change year-on-year
+45.45% -

TDD
Jobs Demand Trend in Cambridge

This chart provides a 3-month moving total of IT contractor jobs citing TDD across the Cambridge region as a proportion of the total demand within the Processes & Methodologies category.

TDD Jobs Demand Trend in Cambridge

TDD
Daily Rate Trend in Cambridge

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

TDD Daily Rate Trend in Cambridge

TDD
Daily Rate Histogram in Cambridge

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Cambridge region over the 3 months to 11 February 2016.

TDD Daily Rate Histogram in Cambridge

TDD
Hourly Rate Trend in Cambridge

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

TDD Hourly Rate Trend in Cambridge

TDD
Top 30 Related IT Skills in Cambridge

For the 6 months to 11 February 2016, IT contractor jobs across the Cambridge region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD.

1 38 (76.00%) Agile Software Development
2 28 (56.00%) Java
3 26 (52.00%) JavaScript
4 24 (48.00%) HTML
5 20 (40.00%) Spring
5 20 (40.00%) BDD
6 18 (36.00%) Git (software)
7 17 (34.00%) Continuous Integration
8 16 (32.00%) SQL
8 16 (32.00%) OO
9 15 (30.00%) MongoDB
10 14 (28.00%) NoSQL
11 13 (26.00%) Node.js
11 13 (26.00%) Scrum
12 12 (24.00%) N-Tier
12 12 (24.00%) jQuery
12 12 (24.00%) RESTful
12 12 (24.00%) Twitter Bootstrap
12 12 (24.00%) Microservices
13 11 (22.00%) DevOps
13 11 (22.00%) JBoss
13 11 (22.00%) .NET
13 11 (22.00%) C#
13 11 (22.00%) MVC
14 10 (20.00%) Web Services
14 10 (20.00%) SOA
14 10 (20.00%) Kanban
14 10 (20.00%) HTML5
15 8 (16.00%) Apache Cassandra
15 8 (16.00%) Business Desktop Deployment

TDD
Top Related IT Skills in Cambridge by Category

For the 6 months to 11 February 2016, IT contractor jobs across the Cambridge region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 13 (26.00%) Node.js
2 11 (22.00%) JBoss
3 5 (10.00%) ColdFusion
3 5 (10.00%) NetWeaver
4 3 (6.00%) OpenStack
5 1 (2.00%) CMS
5 1 (2.00%) nginx
5 1 (2.00%) Tomcat
Business Applications
1 4 (8.00%) Payment Gateway
2 3 (6.00%) SAP Oil and Gas
3 1 (2.00%) BigMachines
3 1 (2.00%) Eloqua
Cloud Services
1 4 (8.00%) Microsoft Azure
2 3 (6.00%) Amazon AWS
2 3 (6.00%) Google Cloud Platform
3 2 (4.00%) Amazon EC2
3 2 (4.00%) SaaS
4 1 (2.00%) Cloud Computing
Communications & Networking
1 3 (6.00%) DNS
1 3 (6.00%) Firewall
1 3 (6.00%) TCP/IP
2 1 (2.00%) HTTPS
2 1 (2.00%) Skype
Database & Business Intelligence
1 15 (30.00%) MongoDB
2 14 (28.00%) NoSQL
3 8 (16.00%) Apache Cassandra
3 8 (16.00%) CouchDB
4 5 (10.00%) MySQL
4 5 (10.00%) PostgreSQL
5 3 (6.00%) SQL Server
6 2 (4.00%) Oracle Database
7 1 (2.00%) Oracle Database 10g
7 1 (2.00%) Oracle Database 11g
7 1 (2.00%) Oracle Database 12c
7 1 (2.00%) Relational Database
Development Applications
1 18 (36.00%) Git (software)
2 7 (14.00%) Jenkins
3 6 (12.00%) Atlassian Bamboo
3 6 (12.00%) Maven
4 5 (10.00%) Cucumber
4 5 (10.00%) JUnit
5 4 (8.00%) IntelliJ
5 4 (8.00%) Mercurial
5 4 (8.00%) Mockito
5 4 (8.00%) Selenium
5 4 (8.00%) Vagrant
5 4 (8.00%) WebStorm
6 2 (4.00%) Octopus Deploy
6 2 (4.00%) RSpec
6 2 (4.00%) Subversion
7 1 (2.00%) Eclipse
7 1 (2.00%) Jasmine
7 1 (2.00%) Oracle APEX
General
1 4 (8.00%) Electronics
1 4 (8.00%) Finance
2 3 (6.00%) Manufacturing
2 3 (6.00%) Marketing
2 3 (6.00%) Telecoms
Job Titles
1 35 (70.00%) Developer
2 18 (36.00%) Java Developer
3 15 (30.00%) Senior Developer
4 10 (20.00%) Senior Java Developer
5 6 (12.00%) Ruby on Rails Developer
6 5 (10.00%) ColdFusion Developer
7 4 (8.00%) Automation Tester
7 4 (8.00%) SAP Tester
7 4 (8.00%) Tester
8 3 (6.00%) DevOps Specialist
8 3 (6.00%) Java Web Developer
8 3 (6.00%) Programmer
8 3 (6.00%) Scrum Master
8 3 (6.00%) Senior Programmer
8 3 (6.00%) Senior Ruby on Rails Developer
8 3 (6.00%) Web Developer
9 2 (4.00%) Front End Developer (Client-Side Developer)
9 2 (4.00%) Ruby Developer
9 2 (4.00%) Senior Software Developer
9 2 (4.00%) Senior Web Developer
Libraries, Frameworks & Software Standards
1 24 (48.00%) HTML
2 20 (40.00%) Spring
3 12 (24.00%) jQuery
3 12 (24.00%) RESTful
3 12 (24.00%) Twitter Bootstrap
4 11 (22.00%) .NET
5 10 (20.00%) HTML5
5 10 (20.00%) Web Services
6 8 (16.00%) CSS
6 8 (16.00%) Middleware
7 7 (14.00%) ASP.NET
8 6 (12.00%) Ruby on Rails
9 5 (10.00%) Hibernate
9 5 (10.00%) JPA
10 4 (8.00%) ASP.NET MVC
10 4 (8.00%) ASP.NET Web API
10 4 (8.00%) JSON
10 4 (8.00%) REST
10 4 (8.00%) XML
10 4 (8.00%) XML Schema
Miscellaneous
1 12 (24.00%) N-Tier
2 5 (10.00%) Computer Science
3 2 (4.00%) Life Science
3 2 (4.00%) Management Information System
3 2 (4.00%) User Experience
4 1 (2.00%) Analytical Skills
4 1 (2.00%) Client/Server
4 1 (2.00%) Enterprise Software
4 1 (2.00%) iPad
4 1 (2.00%) Mobile App
4 1 (2.00%) Visualisation
Operating Systems
1 2 (4.00%) Linux
2 1 (2.00%) AIX
2 1 (2.00%) CentOS
2 1 (2.00%) Mac OS X
2 1 (2.00%) Solaris
2 1 (2.00%) Ubuntu
Processes & Methodologies
1 38 (76.00%) Agile Software Development
2 20 (40.00%) BDD
3 17 (34.00%) Continuous Integration
4 16 (32.00%) OO
5 13 (26.00%) Scrum
6 12 (24.00%) Microservices
7 11 (22.00%) DevOps
7 11 (22.00%) MVC
8 10 (20.00%) Kanban
8 10 (20.00%) SOA
9 6 (12.00%) Open Source
10 5 (10.00%) Web Development
11 4 (8.00%) BPMN
11 4 (8.00%) Domain-Driven Design
11 4 (8.00%) Information Security
12 3 (6.00%) Business Intelligence
12 3 (6.00%) Digital Marketing
12 3 (6.00%) E-Commerce
12 3 (6.00%) Programme Management
12 3 (6.00%) Regression Testing
Programming Languages
1 28 (56.00%) Java
2 26 (52.00%) JavaScript
3 16 (32.00%) SQL
4 11 (22.00%) C#
5 6 (12.00%) Ruby
6 5 (10.00%) ABAP
7 4 (8.00%) Groovy
7 4 (8.00%) Scala
8 2 (4.00%) PHP
8 2 (4.00%) Python
9 1 (2.00%) Apex Code
9 1 (2.00%) CoffeeScript
9 1 (2.00%) PowerShell
Qualifications
1 6 (12.00%) Degree
2 1 (2.00%) Security Cleared
Quality Assurance & Compliance
1 1 (2.00%) QA
System Software
1 2 (4.00%) Docker
Systems Management
1 8 (16.00%) Business Desktop Deployment
1 8 (16.00%) MOM
2 4 (8.00%) Nagios
3 3 (6.00%) Graphite
3 3 (6.00%) logstash
3 3 (6.00%) Puppet
3 3 (6.00%) Riemann
4 2 (4.00%) Kubernetes
4 2 (4.00%) Opscode Chef
5 1 (2.00%) Capistrano
Vendors
1 8 (16.00%) SAP
2 5 (10.00%) Microsoft
3 3 (6.00%) Dynatrace
3 3 (6.00%) Google
3 3 (6.00%) Oracle
4 1 (2.00%) AppDynamics
4 1 (2.00%) Facebook
4 1 (2.00%) LogRhythm
4 1 (2.00%) New Relic
4 1 (2.00%) Red Hat
4 1 (2.00%) Salesforce.com
4 1 (2.00%) Siebel
4 1 (2.00%) Twitter