The first table below looks at the prevalence of the term Inversion of Control in IT contracts advertised for the England region. Included is a guide to the average contractor rates offered in IT contracts that have cited Inversion of Control over the 3 months to 22 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all terms in our Miscellaneous category for the England region.

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
22 May 2013
Same period 2012 Same period 2011
Inversion of Control (IoC)
Rank 469 515 467
Rank change year-on-year
+46 -48
Contract jobs citing Inversion of Control 45 55 97
As % of all contract IT jobs located in England 0.107% 0.101% 0.175%
As % of the Miscellaneous category 0.397% 0.401% 0.599%
Number of daily rates quoted 36 44 77
Average daily rate £420 £431 £400
Average daily rate % change year-on-year
-2.60% +7.81%
90% offered a daily rate of more than £325 £313 £325
10% offered a daily rate of more than £563 £600 £670
UK excluding London average daily rate £350 £329 £375
% change year-on-year
+6.46% -12.33%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
All of the Miscellaneous Category
England
Contract IT job ads with a match in the
Miscellaneous category
11343 13713 16199
As % of all contract IT jobs located in England 26.87% 25.28% 29.25%
Number of daily rates quoted 6998 8224 9756
Average daily rate £440 £435 £525
Average daily rate % change year-on-year
+1.14% -17.14%
90% offered a daily rate of more than £250 £258 £285
10% offered a daily rate of more than £600 £600 £650
UK excluding London average daily rate £350 £345 £340
% change year-on-year
+1.44% +1.47%
Number of hourly rates quoted 499 636 683
Average hourly rate £23.75 £22.50 £23.00
Average hourly rate % change year-on-year
+5.55% -2.17%
90% offered a hourly rate of more than £12.50 £12.50 £11.25
10% offered a hourly rate of more than £45.00 £47.50 £41.50
UK excluding London average hourly rate £22.00 £22.50 £25.66
% change year-on-year
-2.22% -12.31%
Inversion of Control
UK

Inversion of Control
Jobs Demand Trend

This chart provides a 3-month moving total of IT contractor jobs citing Inversion of Control across the England region as a proportion of the total demand within the Miscellaneous category.

England Inversion of Control Jobs Demand Trend

Inversion of Control
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Inversion of Control across the England region.

England Inversion of Control Daily Rate Trend

Inversion of Control
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing Inversion of Control across the England region over the 3 months to 22 May 2013.

England Inversion of Control Daily Rate Histogram

Inversion of Control
Hourly Rate Trend

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Inversion of Control across the England region.

England Inversion of Control Hourly Rate Trend

Inversion of Control
Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Inversion of Control within the England region over the 3 months to 22 May 2013. 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 each for more statistics)
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
London +24 29 £500 -
South East +16 11 £400 +30.08%
East of England +15 2 £363 -
South West - 2 £325 -
West Midlands +11 1 £330 -
Inversion of Control
UK

Inversion of Control
Top 30 Related IT Skills

For the 6 months to 22 May 2013, IT contractor jobs across the England region citing Inversion of Control 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 Inversion of Control.

1 70 (86.42%) C#
2 69 (85.19%) .NET
3 52 (64.20%) SQL Server
4 51 (62.96%) MVC
5 38 (46.91%) NHibernate
5 38 (46.91%) ASP.NET
6 37 (45.68%) WPF
7 32 (39.51%) SQL
8 31 (38.27%) OO
8 31 (38.27%) TDD
9 30 (37.04%) WCF
10 29 (35.80%) jQuery
10 29 (35.80%) Scrum
11 24 (29.63%) Unity DI Container
12 23 (28.40%) ASP.NET MVC
12 23 (28.40%) Front Office
12 23 (28.40%) Agile Software Development
13 22 (27.16%) Windows
14 21 (25.93%) .NET Framework
15 19 (23.46%) Spring.NET
15 19 (23.46%) BDD
15 19 (23.46%) Banking
16 18 (22.22%) StructureMap
16 18 (22.22%) Open Source
16 18 (22.22%) Unit Testing
16 18 (22.22%) Continuous Integration
17 17 (20.99%) Multithreading
17 17 (20.99%) JavaScript
17 17 (20.99%) MS Excel
17 17 (20.99%) Microsoft

Inversion of Control
Top Related IT Skills by Category

For the 6 months to 22 May 2013, IT contractor jobs across the England region citing Inversion of Control 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 Inversion of Control. Up to 20 skills are shown per category.

Application Development
1 69 (85.19%) .NET
2 38 (46.91%) NHibernate
2 38 (46.91%) ASP.NET
3 37 (45.68%) WPF
4 30 (37.04%) WCF
5 29 (35.80%) jQuery
6 24 (29.63%) Unity DI Container
7 23 (28.40%) ASP.NET MVC
8 21 (25.93%) .NET Framework
9 19 (23.46%) Spring.NET
10 18 (22.22%) StructureMap
11 16 (19.75%) ADO.NET Entity Framework
12 15 (18.52%) .NET Remoting
12 15 (18.52%) WebSphere
12 15 (18.52%) Lucene
12 15 (18.52%) XML
13 14 (17.28%) CSS
13 14 (17.28%) Silverlight
14 13 (16.05%) JSON
15 11 (13.58%) Ninject
Application Platforms
1 15 (18.52%) WebSphere MQ
1 15 (18.52%) MSMQ
2 9 (11.11%) CMS
3 6 (7.407%) Documentum
3 6 (7.407%) Sitefinity
4 4 (4.938%) TIBCO EMS
5 3 (3.704%) ESB
6 2 (2.469%) IIS
6 2 (2.469%) Umbraco
6 2 (2.469%) Windows Azure
6 2 (2.469%) Kentico
7 1 (1.235%) Sitecore CMS
Applications
1 17 (20.99%) MS Excel
Business Applications
1 4 (4.938%) RMDS
2 1 (1.235%) Dynamics CRM
Communications & Networking
1 7 (8.642%) HTTP
Database & Business Intelligence
1 52 (64.20%) SQL Server
2 16 (19.75%) MySQL
3 4 (4.938%) InterSystems Cache
3 4 (4.938%) SQLite
3 4 (4.938%) NoSQL
4 3 (3.704%) SQL Server 2005
5 2 (2.469%) SQL Server Integration Services
5 2 (2.469%) SQL Server 2008
5 2 (2.469%) SQL Server 2012
Development Applications
1 16 (19.75%) NUnit
2 15 (18.52%) Rhino Mocks
3 12 (14.81%) TeamCity
4 9 (11.11%) Team Foundation Server
5 8 (9.877%) Moq
6 7 (8.642%) ReSharper
7 6 (7.407%) Subversion
7 6 (7.407%) MSBuild
7 6 (7.407%) NMock
8 5 (6.173%) Appcelerator Titanium
8 5 (6.173%) MSI
8 5 (6.173%) Visual Studio
9 4 (4.938%) Selenium
9 4 (4.938%) MSTest
9 4 (4.938%) SpecFlow
9 4 (4.938%) PhoneGap
10 3 (3.704%) MbUnit
11 2 (2.469%) NetAdvantage
11 2 (2.469%) Git (software)
11 2 (2.469%) NuGet
General
1 23 (28.40%) Front Office
2 19 (23.46%) Banking
3 11 (13.58%) Finance
4 6 (7.407%) Back Office
5 3 (3.704%) Marketing
5 3 (3.704%) Investment Banking
6 2 (2.469%) Telecoms
6 2 (2.469%) Games
6 2 (2.469%) Retail
7 1 (1.235%) Billing
7 1 (1.235%) Manufacturing
Job Titles
1 72 (88.89%) Developer
2 35 (43.21%) .NET Developer
3 25 (30.86%) C# Developer
4 12 (14.81%) C# .NET Developer
5 9 (11.11%) ASP.NET Developer
5 9 (11.11%) Agile C# Developer
5 9 (11.11%) C# ASP.NET Developer
6 8 (9.877%) WPF Developer
7 5 (6.173%) Senior Developer
8 4 (4.938%) Java Developer
8 4 (4.938%) Mobile Developer
9 3 (3.704%) Software Engineer
9 3 (3.704%) Lead Developer
10 2 (2.469%) Analyst
10 2 (2.469%) Web Developer
10 2 (2.469%) Front Office Developer
10 2 (2.469%) SQL Developer
10 2 (2.469%) SQL Server Developer
10 2 (2.469%) C# Software Engineer
10 2 (2.469%) Analyst Developer
Miscellaneous
1 18 (22.22%) Open Source
2 6 (7.407%) RIA
3 5 (6.173%) Enterprise Software
4 4 (4.938%) Hedge funds
5 2 (2.469%) Foreign Exchange (FX)
5 2 (2.469%) Derivative
5 2 (2.469%) Mobile App
5 2 (2.469%) Social Media
6 1 (1.235%) SWIFT
6 1 (1.235%) SaaS
6 1 (1.235%) Fixed Income
6 1 (1.235%) Grid Computing
6 1 (1.235%) N-Tier
6 1 (1.235%) Client/Server
Operating Systems
1 22 (27.16%) Windows
2 6 (7.407%) Apple iOS
3 5 (6.173%) Android
4 2 (2.469%) UNIX
4 2 (2.469%) Windows Server 2003
4 2 (2.469%) Linux
4 2 (2.469%) Windows XP
4 2 (2.469%) Windows 7
4 2 (2.469%) Windows Server 2008
5 1 (1.235%) Solaris
Processes & Methodologies
1 51 (62.96%) MVC
2 31 (38.27%) OO
2 31 (38.27%) TDD
3 29 (35.80%) Scrum
4 23 (28.40%) Agile Software Development
5 19 (23.46%) BDD
6 18 (22.22%) Unit Testing
6 18 (22.22%) Continuous Integration
7 17 (20.99%) Multithreading
8 15 (18.52%) Memory Management
9 14 (17.28%) Dependency Injection
10 13 (16.05%) MVVM
11 7 (8.642%) OOD
12 6 (7.407%) Extreme Programming
12 6 (7.407%) Domain-Driven Design
13 4 (4.938%) Data Modelling
13 4 (4.938%) RAD
13 4 (4.938%) E-Commerce
13 4 (4.938%) SOA
13 4 (4.938%) Complex Event Processing
Programming Languages
1 70 (86.42%) C#
2 32 (39.51%) SQL
3 17 (20.99%) JavaScript
4 10 (12.35%) Java
5 5 (6.173%) C++
6 2 (2.469%) VB
6 2 (2.469%) VB6
7 1 (1.235%) Scala
7 1 (1.235%) PHP
7 1 (1.235%) T-SQL
Qualifications
1 2 (2.469%) Security Cleared
Vendors
1 17 (20.99%) Microsoft
2 12 (14.81%) Oracle
3 4 (4.938%) TIBCO
3 4 (4.938%) Reuters
3 4 (4.938%) Bloomberg
3 4 (4.938%) 29West
4 3 (3.704%) Infragistics
5 2 (2.469%) Facebook
5 2 (2.469%) Twitter
6 1 (1.235%) Appcelerator
6 1 (1.235%) Sitecore
6 1 (1.235%) Google
6 1 (1.235%) Telerik