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 1 May 2015 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
1 May 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 27 36 34
Rank change year-on-year
+9 -2
Contract jobs citing TDD 42 32 26
As % of all contract IT jobs located in Cambridgeshire 5.68% 4.57% 4.21%
As % of the Processes & Methodologies category 7.65% 6.06% 7.05%
Number of daily rates quoted 9 14 17
Average daily rate
Keep up to 90%
of your Daily Rate
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£375 £319 £425
Average daily rate % change year-on-year
+17.64% -25.00%
90% offered a daily rate of more than £325 £270 £302
10% offered a daily rate of more than £450 £375 £550
UK excluding London average daily rate £385 £375 £350
% change year-on-year
+2.66% +7.14%
Number of hourly rates quoted 4 0 0
Average hourly rate £42.50 - -
UK excluding London average hourly rate £42.50 £43.75 £39.00
% change year-on-year
-2.85% +12.17%
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
549 528 369
As % of all contract IT jobs located in Cambridgeshire 74.19% 75.43% 59.81%
Number of daily rates quoted 283 257 193
Average daily rate £350 £375 £375
Average daily rate % change year-on-year
-6.66% -
90% offered a daily rate of more than £250 £255 £250
10% offered a daily rate of more than £500 £500 £450
UK excluding London average daily rate £390 £375 £360
% change year-on-year
+4.00% +4.16%
Number of hourly rates quoted 42 56 32
Average hourly rate £37.00 £35.00 £38.50
Average hourly rate % change year-on-year
+5.71% -9.09%
90% offered a hourly rate of more than £12.00 £11.50 £17.00
10% offered a hourly rate of more than £42.50 £40.70 £51.50
UK excluding London average hourly rate £30.50 £30.75 £32.00
% change year-on-year
-0.81% -3.90%

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 1 May 2015.

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 1 May 2015. 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 -9 8 £350 +9.80% 25
Peterborough -1 2 £450 +66.66% 3
TDD
East of England

TDD
Top 30 Related IT Skills in Cambridgeshire

For the 6 months to 1 May 2015, 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 66 (83.54%) C#
2 63 (79.75%) Agile Software Development
3 59 (74.68%) .NET
4 45 (56.96%) E-Commerce
5 28 (35.44%) MVC
6 24 (30.38%) JavaScript
7 22 (27.85%) Scrum
8 19 (24.05%) Finance
9 18 (22.78%) HTML
9 18 (22.78%) XSLT
10 17 (21.52%) CSS
11 16 (20.25%) OO
11 16 (20.25%) WCF
12 15 (18.99%) Continuous Integration
12 15 (18.99%) Data Mapping
12 15 (18.99%) .NET Framework
12 15 (18.99%) BDD
12 15 (18.99%) XML
13 13 (16.46%) Pair Programming
14 12 (15.19%) jQuery
14 12 (15.19%) Oracle
14 12 (15.19%) SQL
15 11 (13.92%) XHTML
15 11 (13.92%) OOD
15 11 (13.92%) Multithreading
16 10 (12.66%) KnockoutJS
16 10 (12.66%) Continuous Delivery
17 9 (11.39%) Jasmine
18 8 (10.13%) Windows
18 8 (10.13%) Visual Studio

TDD
Top Related IT Skills in Cambridgeshire by Category

For the 6 months to 1 May 2015, 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 3 (3.80%) Apache Pig
1 3 (3.80%) BizTalk Server
2 1 (1.27%) Apache Spark
2 1 (1.27%) JBoss
2 1 (1.27%) CMS
2 1 (1.27%) Confluence
2 1 (1.27%) Sitecore CMS
2 1 (1.27%) Mule
2 1 (1.27%) Umbraco
Business Applications
1 1 (1.27%) Tridion
Communications & Networking
1 6 (7.59%) Wireless
2 2 (2.53%) Bluetooth
3 1 (1.27%) RIP
3 1 (1.27%) 802.15
3 1 (1.27%) ZigBee
Database & Business Intelligence
1 4 (5.06%) MongoDB
1 4 (5.06%) NoSQL
2 3 (3.80%) SQL Server
2 3 (3.80%) Apache Hive
2 3 (3.80%) Hadoop
2 3 (3.80%) SQL Server 2008
3 1 (1.27%) Impala
3 1 (1.27%) Oracle Database
3 1 (1.27%) Relational Database
3 1 (1.27%) Sqoop
3 1 (1.27%) Big Data
3 1 (1.27%) SQL Server 2012
3 1 (1.27%) Data Mining
3 1 (1.27%) Apache Cassandra
Development Applications
1 9 (11.39%) Jasmine
2 8 (10.13%) Visual Studio
3 4 (5.06%) Mocha
3 4 (5.06%) QUnit
4 3 (3.80%) SpecFlow
5 2 (2.53%) Git (software)
5 2 (2.53%) Team Foundation Server
5 2 (2.53%) SQL Server Management Studio (SSMS)
6 1 (1.27%) Maven
6 1 (1.27%) Hudson
6 1 (1.27%) Moq
6 1 (1.27%) NUnit
6 1 (1.27%) JIRA
General
1 19 (24.05%) Finance
2 4 (5.06%) Telecoms
3 2 (2.53%) Banking
Job Titles
1 65 (82.28%) Developer
2 48 (60.76%) C# Developer
3 41 (51.90%) .NET Developer
4 37 (46.84%) C# .NET Developer
5 16 (20.25%) Agile C# Developer
6 14 (17.72%) Senior Developer
7 12 (15.19%) Agile .NET Developer
7 12 (15.19%) Senior C# Developer
8 11 (13.92%) Senior .NET Developer
9 4 (5.06%) Analyst
9 4 (5.06%) Test Analyst
10 3 (3.80%) UI Programmer
10 3 (3.80%) BizTalk Developer
10 3 (3.80%) UI Developer
11 2 (2.53%) Java Developer
11 2 (2.53%) Tester
11 2 (2.53%) QA Tester
11 2 (2.53%) Hadoop Developer
11 2 (2.53%) Mobile Tester
12 1 (1.27%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 59 (74.68%) .NET
2 18 (22.78%) HTML
2 18 (22.78%) XSLT
3 17 (21.52%) CSS
4 16 (20.25%) WCF
5 15 (18.99%) .NET Framework
5 15 (18.99%) XML
6 12 (15.19%) jQuery
7 11 (13.92%) XHTML
8 10 (12.66%) KnockoutJS
9 7 (8.86%) ASP.NET
10 6 (7.59%) AngularJS
11 4 (5.06%) HTML5
11 4 (5.06%) RabbitMQ
11 4 (5.06%) REST
11 4 (5.06%) CSS3
11 4 (5.06%) SOAP
11 4 (5.06%) Web Services
11 4 (5.06%) MSMQ
11 4 (5.06%) Ember.js
Miscellaneous
1 6 (7.59%) Mobile App
2 5 (6.33%) Analytical Skills
3 4 (5.06%) Computer Science
4 2 (2.53%) Enterprise Software
5 1 (1.27%) Data Structures
5 1 (1.27%) Algorithms
5 1 (1.27%) Open Source
Operating Systems
1 8 (10.13%) Windows
2 4 (5.06%) Apple iOS
3 2 (2.53%) Android
Processes & Methodologies
1 63 (79.75%) Agile Software Development
2 45 (56.96%) E-Commerce
3 28 (35.44%) MVC
4 22 (27.85%) Scrum
5 16 (20.25%) OO
6 15 (18.99%) Continuous Integration
6 15 (18.99%) Data Mapping
6 15 (18.99%) BDD
7 13 (16.46%) Pair Programming
8 11 (13.92%) OOD
8 11 (13.92%) Multithreading
9 10 (12.66%) Continuous Delivery
10 7 (8.86%) SOA
11 6 (7.59%) Mobile Development
12 5 (6.33%) Kanban
13 4 (5.06%) Mobile Application Development
14 3 (3.80%) Manual Testing
14 3 (3.80%) Unit Testing
15 2 (2.53%) Systems Analysis
15 2 (2.53%) Test Automation
Programming Languages
1 66 (83.54%) C#
2 24 (30.38%) JavaScript
3 12 (15.19%) SQL
4 6 (7.59%) Java
5 4 (5.06%) Objective-C
6 2 (2.53%) Ruby
6 2 (2.53%) Scala
6 2 (2.53%) VB
6 2 (2.53%) Python
7 1 (1.27%) C
7 1 (1.27%) T-SQL
7 1 (1.27%) Embedded C
7 1 (1.27%) PowerShell
Qualifications
1 5 (6.33%) Degree
Quality Assurance & Compliance
1 7 (8.86%) QA
System Software
1 1 (1.27%) HDFS
1 1 (1.27%) Firmware
Vendors
1 12 (15.19%) Oracle
2 2 (2.53%) Perforce
3 1 (1.27%) Cloudera
3 1 (1.27%) Sitecore
3 1 (1.27%) Google
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