The table below looks at the prevalence of the term Inversion of Control in IT contracts advertised for the West Midlands region. Included is a guide to the contractor rates offered in IT contracts that have cited Inversion of Control over the 3 months to 27 September 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
27 Sep 2016
Same period 2015 Same period 2014
Inversion of Control (IoC)
Rank - 121 118
Contract jobs citing Inversion of Control 0 1 5
As % of all contract IT jobs located in the West Midlands - 0.040% 0.20%
As % of the Miscellaneous category - 0.14% 0.72%
Number of daily rates quoted 0 0 3
Median daily rate - - £525
UK excluding London median daily rate £365 £313 £385
% change year-on-year
+16.80% -18.83%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
Inversion of Control
England

The following table is for comparison with the above and provides statistics for the entire Miscellaneous category in contract jobs advertised in the West Midlands region.

Miscellaneous Category
West Midlands
Contract IT job ads with a match in the
Miscellaneous category
954 699 698
As % of all contract IT jobs located in the West Midlands 29.44% 28.03% 27.30%
Number of daily rates quoted 572 427 359
Median daily rate £380 £375 £350
Median daily rate % change year-on-year
+1.33% +7.14%
90% offered a daily rate of more than £220 £237 £225
10% offered a daily rate of more than £541 £590 £500
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 39 70 58
Median hourly rate £15.00 £19.00 £21.00
Median hourly rate % change year-on-year
-21.05% -9.52%
90% offered a hourly rate of more than £10.60 £11.00 £12.00
10% offered a hourly rate of more than £40.00 £42.50 £37.80
UK excluding London median hourly rate £21.00 £18.88 £17.63
% change year-on-year
+11.22% +7.12%

Inversion of Control
Jobs Demand Trend in the West Midlands

The demand trend of contract jobs across the West Midlands region citing Inversion of Control as a proportion of all IT contracts with a match in the Miscellaneous category.

Inversion of Control Jobs Demand Trend in the West Midlands

Inversion of Control
Daily Rate Trend in the West Midlands

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

Inversion of Control Daily Rate Trend in the West Midlands

Inversion of Control
Top 30 Related IT Skills in the West Midlands

For the 6 months to 27 September 2016, IT contractor jobs citing Inversion of Control 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 West Midlands region with a requirement for Inversion of Control.

1 2 (100.00%) C#
1 2 (100.00%) HTML
1 2 (100.00%) .NET
1 2 (100.00%) ASP.NET
1 2 (100.00%) Ajax
1 2 (100.00%) LINQ
1 2 (100.00%) HTML5
1 2 (100.00%) Agile Software Development
2 1 (50.00%) NUnit
2 1 (50.00%) ASP.NET MVC 2
2 1 (50.00%) Entity Framework
2 1 (50.00%) Ninject
2 1 (50.00%) REST
2 1 (50.00%) CSS3
2 1 (50.00%) Agile Project Management
2 1 (50.00%) Web Application Development
2 1 (50.00%) ASP.NET Web API
2 1 (50.00%) NSubstitute
2 1 (50.00%) jQuery
2 1 (50.00%) Unit Testing
2 1 (50.00%) Umbraco
2 1 (50.00%) Sitecore
2 1 (50.00%) Team Foundation Server
2 1 (50.00%) DevExpress
2 1 (50.00%) ASP.NET MVC
2 1 (50.00%) Dependency Injection
2 1 (50.00%) .NET Framework
2 1 (50.00%) Degree
2 1 (50.00%) ReSharper
2 1 (50.00%) Life Science

Inversion of Control
Top Related IT Skills in the West Midlands 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 1 (50.00%) Umbraco
Communications & Networking
1 1 (50.00%) HTTP
Database & Business Intelligence
1 1 (50.00%) SQL Server
Development Applications
1 1 (50.00%) NSubstitute
1 1 (50.00%) NUnit
1 1 (50.00%) ReSharper
1 1 (50.00%) Team Foundation Server
1 1 (50.00%) Visual Studio
General
1 1 (50.00%) Manufacturing
Job Titles
1 2 (100.00%) Developer
2 1 (50.00%) .NET Developer
2 1 (50.00%) Software Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) .NET
1 2 (100.00%) Ajax
1 2 (100.00%) ASP.NET
1 2 (100.00%) HTML
1 2 (100.00%) HTML5
1 2 (100.00%) LINQ
2 1 (50.00%) .NET Framework
2 1 (50.00%) ADO.NET
2 1 (50.00%) ASP.NET MVC
2 1 (50.00%) ASP.NET MVC 2
2 1 (50.00%) ASP.NET Web API
2 1 (50.00%) CSS
2 1 (50.00%) CSS3
2 1 (50.00%) Entity Framework
2 1 (50.00%) jQuery
2 1 (50.00%) Ninject
2 1 (50.00%) REST
2 1 (50.00%) WCF
2 1 (50.00%) XML
2 1 (50.00%) XSD
Miscellaneous
1 1 (50.00%) Life Science
1 1 (50.00%) N-Tier
Operating Systems
1 1 (50.00%) Windows
Processes & Methodologies
1 2 (100.00%) Agile Software Development
2 1 (50.00%) Agile Project Management
2 1 (50.00%) Dependency Injection
2 1 (50.00%) Migration
2 1 (50.00%) MVC
2 1 (50.00%) OOD
2 1 (50.00%) OOP
2 1 (50.00%) Project Management
2 1 (50.00%) SOA
2 1 (50.00%) Unit Testing
2 1 (50.00%) Web Application Development
Programming Languages
1 2 (100.00%) C#
2 1 (50.00%) JavaScript
2 1 (50.00%) SQL
2 1 (50.00%) T-SQL
2 1 (50.00%) XAML
Qualifications
1 1 (50.00%) Degree
Vendors
1 1 (50.00%) DevExpress
1 1 (50.00%) Microsoft
1 1 (50.00%) Sitecore