The table below looks at the statistics for TDD skills in IT contracts advertised for the Buckinghamshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 31 July 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
31 Jul 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 35 40 31
Rank change year-on-year
+5 -9
Contract jobs citing TDD 54 50 50
As % of all contract IT jobs located in Buckinghamshire 4.37% 3.81% 4.86%
As % of the Processes & Methodologies category 5.63% 5.04% 6.65%
Number of daily rates quoted 32 38 32
Average daily rate
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of your Daily Rate
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£425 £425 £375
Average daily rate % change year-on-year
- +13.33%
90% offered a daily rate of more than £378 £366 £350
10% offered a daily rate of more than £439 £500 £425
UK excluding London average daily rate £375 £375 £360
% change year-on-year
- +4.16%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £40.00 £59.50 £31.75
% change year-on-year
-32.77% +87.40%
TDD
South East

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

Processes & Methodologies Category
Buckinghamshire
Contract IT job ads with a match in the
Processes & Methodologies category
959 992 752
As % of all contract IT jobs located in Buckinghamshire 77.53% 75.55% 73.15%
Number of daily rates quoted 553 577 402
Average daily rate £391 £368 £370
Average daily rate % change year-on-year
+6.25% -0.67%
90% offered a daily rate of more than £270 £225 £258
10% offered a daily rate of more than £537 £495 £475
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 21 38 31
Average hourly rate £22.50 £18.50 £20.00
Average hourly rate % change year-on-year
+21.62% -7.50%
90% offered a hourly rate of more than £11.00 £11.75 £12.50
10% offered a hourly rate of more than £45.00 £27.00 £37.40
UK excluding London average hourly rate £30.50 £26.50 £31.00
% change year-on-year
+15.09% -14.51%

TDD
Jobs Demand Trend in Buckinghamshire

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

TDD Jobs Demand Trend in Buckinghamshire

TDD
Daily Rate Trend in Buckinghamshire

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

TDD Daily Rate Trend in Buckinghamshire

TDD
Daily Rate Histogram in Buckinghamshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Buckinghamshire region over the 3 months to 31 July 2015.

TDD Daily Rate Histogram in Buckinghamshire

TDD
Hourly Rate Trend in Buckinghamshire

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

TDD Hourly Rate Trend in Buckinghamshire

TDD
Contract Job Locations in Buckinghamshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Buckinghamshire region over the 3 months to 31 July 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
Milton Keynes -9 35 £425 - 5
Aylesbury - 2 £288 - 2
Amersham +6 1 - - 2
TDD
South East

TDD
Top 30 Related IT Skills in Buckinghamshire

For the 6 months to 31 July 2015, IT contractor jobs across the Buckinghamshire 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 64 (80.00%) Agile Software Development
2 47 (58.75%) C#
3 42 (52.50%) .NET
4 34 (42.50%) JavaScript
5 33 (41.25%) Scrum
6 30 (37.50%) MVC
6 30 (37.50%) BDD
7 22 (27.50%) ASP.NET
8 21 (26.25%) Oracle
9 20 (25.00%) OO
9 20 (25.00%) KnockoutJS
9 20 (25.00%) AngularJS
10 19 (23.75%) HTML
11 18 (22.50%) NHibernate
12 16 (20.00%) WCF
13 15 (18.75%) Finance
13 15 (18.75%) ASP.NET MVC
14 14 (17.50%) JSON
14 14 (17.50%) Java
14 14 (17.50%) CSS
15 13 (16.25%) Continuous Integration
15 13 (16.25%) ASP.NET Web Forms
16 11 (13.75%) Windows
17 10 (12.50%) SOAP
17 10 (12.50%) SQL
17 10 (12.50%) Selenium
17 10 (12.50%) .NET Framework
17 10 (12.50%) Test Scripting
17 10 (12.50%) jQuery
17 10 (12.50%) Test Automation

TDD
Top Related IT Skills in Buckinghamshire by Category

For the 6 months to 31 July 2015, IT contractor jobs across the Buckinghamshire 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 6 (7.50%) ColdFusion
2 4 (5.00%) WebLogic
2 4 (5.00%) Confluence
3 2 (2.50%) Lync
3 2 (2.50%) SharePoint
4 1 (1.25%) WebSphere
4 1 (1.25%) Apache Solr
4 1 (1.25%) Node.js
4 1 (1.25%) NServiceBus
4 1 (1.25%) Kentico
Applications
1 2 (2.50%) MS Excel
Business Applications
1 2 (2.50%) SAP Oil and Gas
Cloud Services
1 1 (1.25%) Microsoft Azure
1 1 (1.25%) Amazon AWS
Communications & Networking
1 4 (5.00%) HTTP
1 4 (5.00%) Internet
1 4 (5.00%) AMQP
Database & Business Intelligence
1 8 (10.00%) Oracle Database
2 7 (8.75%) NoSQL
3 6 (7.50%) MongoDB
4 4 (5.00%) Hadoop
4 4 (5.00%) Big Data
4 4 (5.00%) SQL Server
4 4 (5.00%) UniData
5 1 (1.25%) SQL Server 2005
5 1 (1.25%) SQLite
5 1 (1.25%) SQL Server 2008
5 1 (1.25%) SQL Server 2012
Development Applications
1 10 (12.50%) Selenium
1 10 (12.50%) WebDriver
2 9 (11.25%) HP UFT
3 7 (8.75%) Subversion
4 6 (7.50%) JIRA
5 5 (6.25%) Ant
5 5 (6.25%) Cucumber
6 4 (5.00%) Gradle
6 4 (5.00%) JUnit
6 4 (5.00%) Visual Studio
6 4 (5.00%) Eclipse
6 4 (5.00%) NUnit
6 4 (5.00%) Team Foundation Server
6 4 (5.00%) Mercurial
7 3 (3.75%) TeamCity
7 3 (3.75%) Git (software)
8 2 (2.50%) Moq
8 2 (2.50%) Jasmine
9 1 (1.25%) Jenkins
9 1 (1.25%) Hudson
General
1 15 (18.75%) Finance
2 3 (3.75%) Publishing
2 3 (3.75%) Banking
2 3 (3.75%) Retail
3 2 (2.50%) Marketing
3 2 (2.50%) Manufacturing
3 2 (2.50%) Electronics
3 2 (2.50%) Telecoms
Job Titles
1 62 (77.50%) Developer
2 25 (31.25%) .NET Developer
3 14 (17.50%) Test Manager
3 14 (17.50%) C# Developer
4 10 (12.50%) Agile .NET Developer
5 8 (10.00%) C# .NET Developer
6 7 (8.75%) Web Developer
7 6 (7.50%) ASP.NET Developer
7 6 (7.50%) ColdFusion Developer
8 5 (6.25%) Applications Developer
8 5 (6.25%) Mobile Applications Developer
8 5 (6.25%) Mobile Developer
8 5 (6.25%) C# Web Developer
8 5 (6.25%) .NET Web Developer
8 5 (6.25%) C# ASP.NET Developer
8 5 (6.25%) AWS Developer
9 4 (5.00%) Pick Developer
9 4 (5.00%) Senior Developer
9 4 (5.00%) Java Developer
10 3 (3.75%) Agile Test Manager
Libraries, Frameworks & Software Standards
1 42 (52.50%) .NET
2 22 (27.50%) ASP.NET
3 20 (25.00%) KnockoutJS
3 20 (25.00%) AngularJS
4 19 (23.75%) HTML
5 18 (22.50%) NHibernate
6 16 (20.00%) WCF
7 15 (18.75%) ASP.NET MVC
8 14 (17.50%) JSON
8 14 (17.50%) CSS
9 13 (16.25%) ASP.NET Web Forms
10 10 (12.50%) SOAP
10 10 (12.50%) jQuery
10 10 (12.50%) .NET Framework
11 9 (11.25%) Web Services
11 9 (11.25%) REST
12 8 (10.00%) HTML5
13 7 (8.75%) Ajax
14 6 (7.50%) XML
15 5 (6.25%) Java EE
Miscellaneous
1 7 (8.75%) Mobile App
2 6 (7.50%) N-Tier
2 6 (7.50%) User Experience
3 3 (3.75%) Analytical Skills
3 3 (3.75%) BYOD
3 3 (3.75%) Blackberry
4 2 (2.50%) DTV
4 2 (2.50%) Computer Science
5 1 (1.25%) Inversion of Control
5 1 (1.25%) Embedded Systems
5 1 (1.25%) EPoS
5 1 (1.25%) Mobile Banking
5 1 (1.25%) Client/Server
5 1 (1.25%) Data Structures
Operating Systems
1 11 (13.75%) Windows
2 8 (10.00%) Apple iOS
3 7 (8.75%) Linux
4 5 (6.25%) Android
5 4 (5.00%) Red Hat Enterprise Linux
5 4 (5.00%) UNIX
5 4 (5.00%) Windows NT
6 2 (2.50%) Windows Mobile
7 1 (1.25%) BlackBerry OS
7 1 (1.25%) Windows Phone 8
7 1 (1.25%) Windows Phone
Processes & Methodologies
1 64 (80.00%) Agile Software Development
2 33 (41.25%) Scrum
3 30 (37.50%) MVC
3 30 (37.50%) BDD
4 20 (25.00%) OO
5 13 (16.25%) Continuous Integration
6 10 (12.50%) Test Scripting
6 10 (12.50%) Test Automation
7 9 (11.25%) Domain-Driven Design
7 9 (11.25%) Test Management
7 9 (11.25%) E-Commerce
8 8 (10.00%) Unit Testing
8 8 (10.00%) Web Development
9 7 (8.75%) Waterfall
10 6 (7.50%) Software Engineering
10 6 (7.50%) OOP
11 5 (6.25%) User Acceptance Testing
11 5 (6.25%) iOS Development
11 5 (6.25%) Open Source
11 5 (6.25%) Line Management
Programming Languages
1 47 (58.75%) C#
2 34 (42.50%) JavaScript
3 14 (17.50%) Java
4 10 (12.50%) SQL
5 6 (7.50%) VBScript
6 4 (5.00%) VB
6 4 (5.00%) C++
7 3 (3.75%) COBOL
7 3 (3.75%) RPG
8 2 (2.50%) PHP
8 2 (2.50%) PL/SQL
8 2 (2.50%) PL/1
9 1 (1.25%) Shell Script
9 1 (1.25%) Bash Shell
9 1 (1.25%) VB.NET
9 1 (1.25%) T-SQL
Qualifications
1 5 (6.25%) Security Cleared
2 4 (5.00%) DV Cleared
3 1 (1.25%) Degree
Quality Assurance & Compliance
1 4 (5.00%) QA
Systems Management
1 4 (5.00%) Puppet
1 4 (5.00%) Vagrant
2 3 (3.75%) AirWatch
3 2 (2.50%) HP Quality Center
Vendors
1 21 (26.25%) Oracle
2 4 (5.00%) Atlassian
2 4 (5.00%) Microsoft
2 4 (5.00%) HP
2 4 (5.00%) Red Hat
3 3 (3.75%) Apple
3 3 (3.75%) MobileIron
4 2 (2.50%) Google
4 2 (2.50%) SAP
5 1 (1.25%) IBM
5 1 (1.25%) Twitter