The table below looks at the statistics for TDD skills in IT contracts advertised for the Cambridgeshire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 29 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
29 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 36 22 43
Rank change year-on-year
-14 +21
Contract jobs citing TDD 21 61 29
As % of all contract IT jobs located in Cambridgeshire 3.64% 7.83% 4.01%
As % of the Processes & Methodologies category 4.63% 10.46% 4.98%
Number of daily rates quoted 12 12 21
Median daily rate £388 £425 £363
Median daily rate % change year-on-year
-8.82% +17.24%
90% offered a daily rate of more than £325 £338 £313
10% offered a daily rate of more than £525 £450 £438
UK excluding London median daily rate £413 £380 £375
% change year-on-year
+8.55% +1.33%
Number of hourly rates quoted 0 5 0
Median hourly rate - £42.50 -
UK excluding London median hourly rate £42.40 £42.50 £59.50
% change year-on-year
-0.24% -28.57%
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
454 583 582
As % of all contract IT jobs located in Cambridgeshire 78.68% 74.84% 80.39%
Number of daily rates quoted 268 318 290
Median daily rate £408 £350 £375
Median daily rate % change year-on-year
+16.42% -6.66%
90% offered a daily rate of more than £325 £250 £270
10% offered a daily rate of more than £525 £500 £475
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 28 49 59
Median hourly rate £33.00 £37.00 £35.00
Median hourly rate % change year-on-year
-10.81% +5.71%
90% offered a hourly rate of more than £10.50 £12.00 £12.00
10% offered a hourly rate of more than £47.50 £42.50 £40.25
UK excluding London median hourly rate £33.00 £30.50 £30.00
% change year-on-year
+8.19% +1.66%

TDD
Jobs Demand Trend in Cambridgeshire

The demand trend of contract jobs across the Cambridgeshire region citing TDD as a proportion of all IT contracts with a match in 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 29 May 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 median contractor rates quoted in IT jobs citing TDD within the Cambridgeshire region over the 3 months to 29 May 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
Cambridge +5 12 £525 +40.00% 6
Peterborough +12 4 £325 -27.77% 4
TDD
East of England

TDD
Top 30 Related IT Skills in Cambridgeshire

For the 6 months to 29 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 Cambridgeshire region with a requirement for TDD.

1 25 (80.65%) Agile Software Development
2 19 (61.29%) Java
3 18 (58.06%) JavaScript
3 18 (58.06%) Continuous Integration
4 15 (48.39%) BDD
5 13 (41.94%) Spring
5 13 (41.94%) C#
5 13 (41.94%) HTML
5 13 (41.94%) Scrum
6 11 (35.48%) CSS
6 11 (35.48%) REST
6 11 (35.48%) Git (software)
7 10 (32.26%) HTML5
7 10 (32.26%) SQL
8 9 (29.03%) Jenkins
9 8 (25.81%) JUnit
9 8 (25.81%) OO
10 7 (22.58%) .NET
10 7 (22.58%) AngularJS
11 6 (19.35%) Analytics
11 6 (19.35%) Visual Analytics
11 6 (19.35%) MVC
11 6 (19.35%) MongoDB
11 6 (19.35%) NoSQL
11 6 (19.35%) Cucumber
11 6 (19.35%) Selenium
12 5 (16.13%) QA
12 5 (16.13%) jQuery
12 5 (16.13%) Linux
12 5 (16.13%) Python

TDD
Top Related IT Skills in Cambridgeshire 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 4 (12.90%) Tomcat
2 3 (9.68%) JBoss
2 3 (9.68%) Node.js
3 1 (3.23%) nginx
3 1 (3.23%) NServiceBus
Applications
1 1 (3.23%) MS Excel
Business Applications
1 3 (9.68%) Payment Gateway
2 1 (3.23%) Dynamics CRM
Cloud Services
1 4 (12.90%) Microsoft Azure
Communications & Networking
1 2 (6.45%) TCP/IP
2 1 (3.23%) DNS
2 1 (3.23%) Firewall
2 1 (3.23%) HTTPS
Database & Business Intelligence
1 6 (19.35%) MongoDB
1 6 (19.35%) NoSQL
2 4 (12.90%) RDBMS
2 4 (12.90%) Relational Database
2 4 (12.90%) SQL Server
3 3 (9.68%) Apache Cassandra
3 3 (9.68%) CouchDB
3 3 (9.68%) PostgreSQL
4 2 (6.45%) Oracle Database
5 1 (3.23%) MySQL
5 1 (3.23%) SQL Server Reporting Services
Development Applications
1 11 (35.48%) Git (software)
2 9 (29.03%) Jenkins
3 8 (25.81%) JUnit
4 6 (19.35%) Cucumber
4 6 (19.35%) Selenium
5 4 (12.90%) Atlassian Bamboo
5 4 (12.90%) Maven
5 4 (12.90%) NUnit
5 4 (12.90%) RSpec
5 4 (12.90%) WebDriver
6 3 (9.68%) IntelliJ
6 3 (9.68%) Mercurial
6 3 (9.68%) Mockito
6 3 (9.68%) WebStorm
7 2 (6.45%) Octopus Deploy
8 1 (3.23%) JMeter
8 1 (3.23%) Subversion
8 1 (3.23%) Team Foundation Server
8 1 (3.23%) Vagrant
8 1 (3.23%) Visual Studio
General
1 4 (12.90%) Pharmaceutical
2 1 (3.23%) Finance
2 1 (3.23%) Swedish Language
Job Titles
1 20 (64.52%) Developer
2 10 (32.26%) Java Developer
3 5 (16.13%) Senior Developer
4 4 (12.90%) .NET Developer
4 4 (12.90%) JavaScript Developer
4 4 (12.90%) QA Tester
4 4 (12.90%) Tester
5 3 (9.68%) Agile Developer
5 3 (9.68%) Agile Java Developer
5 3 (9.68%) Angular Developer
5 3 (9.68%) C# .NET Developer
5 3 (9.68%) C# Developer
5 3 (9.68%) Senior Java Developer
6 2 (6.45%) ASP.NET MVC Developer
6 2 (6.45%) Scrum Master
6 2 (6.45%) Senior .NET Developer
7 1 (3.23%) Dynamics CRM Developer
7 1 (3.23%) Embedded Software Developer
7 1 (3.23%) Senior C# Developer
7 1 (3.23%) Website Developer
Libraries, Frameworks & Software Standards
1 13 (41.94%) HTML
1 13 (41.94%) Spring
2 11 (35.48%) CSS
2 11 (35.48%) REST
3 10 (32.26%) HTML5
4 7 (22.58%) .NET
4 7 (22.58%) AngularJS
5 5 (16.13%) jQuery
6 4 (12.90%) Gherkin
7 3 (9.68%) Angular 2
7 3 (9.68%) ASP.NET
7 3 (9.68%) Hibernate
7 3 (9.68%) JPA
7 3 (9.68%) JSON
7 3 (9.68%) Middleware
7 3 (9.68%) Spring Boot
7 3 (9.68%) Twitter Bootstrap
7 3 (9.68%) Web Services
7 3 (9.68%) XML
7 3 (9.68%) XML Schema
Miscellaneous
1 3 (9.68%) N-Tier
2 2 (6.45%) Management Information System
3 1 (3.23%) Analytical Skills
3 1 (3.23%) iPad
Operating Systems
1 5 (16.13%) Linux
2 1 (3.23%) Android
2 1 (3.23%) Apple iOS
2 1 (3.23%) CentOS
2 1 (3.23%) Ubuntu
2 1 (3.23%) Windows
Processes & Methodologies
1 25 (80.65%) Agile Software Development
2 18 (58.06%) Continuous Integration
3 15 (48.39%) BDD
4 13 (41.94%) Scrum
5 8 (25.81%) OO
6 6 (19.35%) Analytics
6 6 (19.35%) MVC
6 6 (19.35%) Visual Analytics
7 4 (12.90%) Automated Testing
7 4 (12.90%) Continuous Delivery
7 4 (12.90%) DevOps
7 4 (12.90%) Manual Testing
8 3 (9.68%) BPMN
8 3 (9.68%) Domain-Driven Design
8 3 (9.68%) Information Security
8 3 (9.68%) Microservices
8 3 (9.68%) Open Source
8 3 (9.68%) SOA
9 2 (6.45%) E-Commerce
9 2 (6.45%) Project Management
Programming Languages
1 19 (61.29%) Java
2 18 (58.06%) JavaScript
3 13 (41.94%) C#
4 10 (32.26%) SQL
5 5 (16.13%) Python
6 4 (12.90%) C++
6 4 (12.90%) Ruby
7 3 (9.68%) Groovy
7 3 (9.68%) Scala
7 3 (9.68%) TypeScript
8 1 (3.23%) C
8 1 (3.23%) Embedded C
Qualifications
1 2 (6.45%) Degree
2 1 (3.23%) MCITP
2 1 (3.23%) Microsoft Certification
Quality Assurance & Compliance
1 5 (16.13%) QA
System Software
1 4 (12.90%) Docker
Systems Management
1 3 (9.68%) Business Desktop Deployment
1 3 (9.68%) MOM
2 1 (3.23%) Nagios
2 1 (3.23%) Opscode Chef
2 1 (3.23%) Puppet
Vendors
1 4 (12.90%) Microsoft
1 4 (12.90%) Oracle
2 1 (3.23%) AppDynamics
2 1 (3.23%) CheckPoint
2 1 (3.23%) Facebook
2 1 (3.23%) LogRhythm
2 1 (3.23%) New Relic
2 1 (3.23%) Red Hat
2 1 (3.23%) Twitter
2 1 (3.23%) Xamarin