The table below looks at the statistics for TDD skills in IT contracts advertised for the Cambridgeshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 30 April 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.

3 months to
30 Apr 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 43 30 33
Rank change year-on-year
-13 +3
Contract jobs citing TDD 15 38 31
As % of all contract IT jobs located in Cambridgeshire 2.44% 5.23% 4.47%
As % of the Processes & Methodologies category 3.18% 6.96% 5.68%
Number of daily rates quoted 9 8 13
Average daily rate £413 £363 £313
Average daily rate % change year-on-year
+13.79% +16.00%
90% offered a daily rate of more than £325 £319 £270
10% offered a daily rate of more than £525 £375 £375
UK excluding London average daily rate £400 £380 £375
% change year-on-year
+5.26% +1.33%
Number of hourly rates quoted 0 4 0
Average hourly rate - £42.50 -
UK excluding London average hourly rate £42.75 £42.50 £45.00
% change year-on-year
+0.58% -5.55%
TDD
East of England

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

Processes & Methodologies Category
Cambridgeshire
Contract IT job ads with a match in the
Processes & Methodologies category
472 546 546
As % of all contract IT jobs located in Cambridgeshire 76.62% 75.21% 78.79%
Number of daily rates quoted 277 285 269
Average daily rate £425 £350 £375
Average daily rate % change year-on-year
+21.42% -6.66%
90% offered a daily rate of more than £325 £250 £260
10% offered a daily rate of more than £525 £500 £500
UK excluding London average daily rate £400 £388 £375
% change year-on-year
+3.22% +3.33%
Number of hourly rates quoted 35 40 55
Average hourly rate £37.00 £36.00 £35.00
Average hourly rate % change year-on-year
+2.77% +2.85%
90% offered a hourly rate of more than £10.00 £12.00 £11.50
10% offered a hourly rate of more than £47.50 £42.50 £40.50
UK excluding London average hourly rate £36.00 £30.75 £31.50
% change year-on-year
+17.07% -2.38%

TDD
Jobs Demand Trend in Cambridgeshire

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

TDD Jobs Demand Trend in Cambridgeshire

TDD
Daily Rate Trend in Cambridgeshire

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

TDD Daily Rate Trend in Cambridgeshire

TDD
Daily Rate Histogram in Cambridgeshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Cambridgeshire region over the 3 months to 30 April 2016.

TDD Daily Rate Histogram in Cambridgeshire

TDD
Hourly Rate Trend in Cambridgeshire

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

TDD Hourly Rate Trend in Cambridgeshire

TDD
Contract Job Locations in Cambridgeshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Cambridgeshire region over the 3 months to 30 April 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cambridge -4 10 £525 +50.00% 13
Peterborough +10 4 £325 -13.33% 4
TDD
East of England

TDD
Top 30 Related IT Skills in Cambridgeshire

For the 6 months to 30 April 2016, IT contractor jobs across the Cambridgeshire 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 29 (80.56%) Agile Software Development
2 24 (66.67%) Java
3 22 (61.11%) JavaScript
4 18 (50.00%) HTML
4 18 (50.00%) Spring
5 16 (44.44%) BDD
6 15 (41.67%) Git (software)
7 14 (38.89%) Continuous Integration
8 13 (36.11%) SQL
9 12 (33.33%) Scrum
9 12 (33.33%) OO
10 11 (30.56%) C#
10 11 (30.56%) MongoDB
11 10 (27.78%) NoSQL
11 10 (27.78%) Node.js
11 10 (27.78%) Twitter Bootstrap
11 10 (27.78%) CSS
11 10 (27.78%) JBoss
11 10 (27.78%) HTML5
12 9 (25.00%) Web Services
12 9 (25.00%) N-Tier
12 9 (25.00%) Microservices
13 8 (22.22%) Jenkins
13 8 (22.22%) REST
13 8 (22.22%) Apache Cassandra
13 8 (22.22%) SOA
13 8 (22.22%) MOM
13 8 (22.22%) Middleware
13 8 (22.22%) CouchDB
13 8 (22.22%) Business Desktop Deployment

TDD
Top Related IT Skills in Cambridgeshire by Category

For the 6 months to 30 April 2016, IT contractor jobs across the Cambridgeshire 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 10 (27.78%) JBoss
1 10 (27.78%) Node.js
2 2 (5.56%) Tomcat
3 1 (2.78%) ColdFusion
3 1 (2.78%) nginx
3 1 (2.78%) NServiceBus
Applications
1 1 (2.78%) MS Excel
Business Applications
1 2 (5.56%) Payment Gateway
2 1 (2.78%) BigMachines
2 1 (2.78%) Dynamics CRM
2 1 (2.78%) Eloqua
Cloud Services
1 4 (11.11%) Microsoft Azure
2 1 (2.78%) Cloud Computing
2 1 (2.78%) SaaS
Communications & Networking
1 2 (5.56%) TCP/IP
2 1 (2.78%) DNS
2 1 (2.78%) Firewall
2 1 (2.78%) HTTPS
Database & Business Intelligence
1 11 (30.56%) MongoDB
2 10 (27.78%) NoSQL
3 8 (22.22%) Apache Cassandra
3 8 (22.22%) CouchDB
4 5 (13.89%) SQL Server
5 4 (11.11%) RDBMS
5 4 (11.11%) Relational Database
6 2 (5.56%) MySQL
6 2 (5.56%) Oracle Database
6 2 (5.56%) PostgreSQL
7 1 (2.78%) SQL Server 2008
7 1 (2.78%) SQL Server Reporting Services
Development Applications
1 15 (41.67%) Git (software)
2 8 (22.22%) Jenkins
3 7 (19.44%) JUnit
4 6 (16.67%) Cucumber
4 6 (16.67%) Selenium
5 4 (11.11%) NUnit
5 4 (11.11%) RSpec
5 4 (11.11%) WebDriver
6 3 (8.33%) Atlassian Bamboo
6 3 (8.33%) Maven
7 2 (5.56%) IntelliJ
7 2 (5.56%) Mercurial
7 2 (5.56%) Mockito
7 2 (5.56%) WebStorm
8 1 (2.78%) JMeter
8 1 (2.78%) Octopus Deploy
8 1 (2.78%) Subversion
8 1 (2.78%) Team Foundation Server
8 1 (2.78%) Vagrant
8 1 (2.78%) Visual Studio
General
1 3 (8.33%) Pharmaceutical
2 1 (2.78%) Finance
Job Titles
1 23 (63.89%) Developer
2 13 (36.11%) Java Developer
3 11 (30.56%) Senior Developer
4 8 (22.22%) Senior Java Developer
5 4 (11.11%) QA Tester
5 4 (11.11%) Tester
6 3 (8.33%) Angular Developer
6 3 (8.33%) JavaScript Developer
6 3 (8.33%) Scrum Master
6 3 (8.33%) Software Developer
6 3 (8.33%) Web Developer
7 2 (5.56%) Agile Developer
7 2 (5.56%) Agile Java Developer
7 2 (5.56%) Java Web Developer
7 2 (5.56%) Senior Java Web Developer
7 2 (5.56%) Senior Software Developer
7 2 (5.56%) Senior Web Developer
8 1 (2.78%) .NET Developer
8 1 (2.78%) C# Developer
8 1 (2.78%) ColdFusion Developer
Libraries, Frameworks & Software Standards
1 18 (50.00%) HTML
1 18 (50.00%) Spring
2 10 (27.78%) CSS
2 10 (27.78%) HTML5
2 10 (27.78%) Twitter Bootstrap
3 9 (25.00%) Web Services
4 8 (22.22%) Middleware
4 8 (22.22%) REST
5 6 (16.67%) .NET
5 6 (16.67%) jQuery
6 4 (11.11%) AngularJS
6 4 (11.11%) Gherkin
6 4 (11.11%) RESTful
7 2 (5.56%) .NET Framework
7 2 (5.56%) CSS3
7 2 (5.56%) JPA
7 2 (5.56%) JSON
7 2 (5.56%) Spring Boot
7 2 (5.56%) XML
7 2 (5.56%) XML Schema
Miscellaneous
1 9 (25.00%) N-Tier
2 2 (5.56%) Management Information System
3 1 (2.78%) Analytical Skills
3 1 (2.78%) iPad
Operating Systems
1 5 (13.89%) Linux
2 1 (2.78%) CentOS
2 1 (2.78%) Ubuntu
2 1 (2.78%) Windows
Processes & Methodologies
1 29 (80.56%) Agile Software Development
2 16 (44.44%) BDD
3 14 (38.89%) Continuous Integration
4 12 (33.33%) OO
4 12 (33.33%) Scrum
5 9 (25.00%) Microservices
6 8 (22.22%) SOA
7 5 (13.89%) DevOps
7 5 (13.89%) Web Development
8 4 (11.11%) Analytics
8 4 (11.11%) Automated Testing
8 4 (11.11%) Continuous Delivery
8 4 (11.11%) Manual Testing
8 4 (11.11%) Visual Analytics
9 3 (8.33%) Kanban
9 3 (8.33%) MVC
10 2 (5.56%) CRM
10 2 (5.56%) Extreme Programming
10 2 (5.56%) Information Security
10 2 (5.56%) Project Management
Programming Languages
1 24 (66.67%) Java
2 22 (61.11%) JavaScript
3 13 (36.11%) SQL
4 11 (30.56%) C#
5 6 (16.67%) Python
6 4 (11.11%) C++
6 4 (11.11%) Ruby
7 2 (5.56%) Groovy
7 2 (5.56%) Scala
7 2 (5.56%) TypeScript
8 1 (2.78%) Apex Code
8 1 (2.78%) C
8 1 (2.78%) Embedded C
8 1 (2.78%) PHP
Qualifications
1 2 (5.56%) Degree
2 1 (2.78%) MCITP
2 1 (2.78%) Microsoft Certification
Quality Assurance & Compliance
1 5 (13.89%) QA
System Software
1 4 (11.11%) Docker
Systems Management
1 8 (22.22%) Business Desktop Deployment
1 8 (22.22%) MOM
2 1 (2.78%) Nagios
2 1 (2.78%) Opscode Chef
2 1 (2.78%) Puppet
Vendors
1 4 (11.11%) Microsoft
2 3 (8.33%) Oracle
3 1 (2.78%) AppDynamics
3 1 (2.78%) CheckPoint
3 1 (2.78%) Facebook
3 1 (2.78%) LogRhythm
3 1 (2.78%) New Relic
3 1 (2.78%) Red Hat
3 1 (2.78%) Salesforce.com
3 1 (2.78%) Siebel
3 1 (2.78%) Twitter
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