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 29 July 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 Jul 2016
Same period 2015 Same period 2014
Inversion of Control (IoC)
Rank 140 114 125
Rank change year-on-year
-26 +11
Contract jobs citing Inversion of Control 2 4 1
As % of all contract IT jobs located in the West Midlands 0.063% 0.17% 0.041%
As % of the Miscellaneous category 0.23% 0.61% 0.15%
Number of daily rates quoted 1 2 1
Median daily rate £288 £263 £318
Median daily rate % change year-on-year
+9.52% -17.32%
UK excluding London median daily rate £361 £315 £321
% change year-on-year
+14.68% -1.94%
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
857 651 685
As % of all contract IT jobs located in the West Midlands 27.20% 27.13% 28.25%
Number of daily rates quoted 540 391 334
Median daily rate £388 £375 £325
Median daily rate % change year-on-year
+3.33% +15.38%
90% offered a daily rate of more than £225 £208 £175
10% offered a daily rate of more than £500 £500 £500
UK excluding London median daily rate £385 £375 £350
% change year-on-year
+2.66% +7.14%
Number of hourly rates quoted 39 62 58
Median hourly rate £15.00 £20.00 £31.50
Median hourly rate % change year-on-year
-25.00% -36.50%
90% offered a hourly rate of more than £12.13 £11.00 £11.00
10% offered a hourly rate of more than £31.35 £35.00 £42.00
UK excluding London median hourly rate £21.50 £18.50 £20.50
% change year-on-year
+16.21% -9.75%

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
Contract Job Locations in the West Midlands

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Inversion of Control within the West Midlands region over the 3 months to 29 July 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
Coventry - 1 £288 -
Staffordshire - 1 - -
Inversion of Control
England

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

For the 6 months to 29 July 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 5 (100.00%) C#
1 5 (100.00%) .NET
1 5 (100.00%) ASP.NET
1 5 (100.00%) Agile Software Development
2 4 (80.00%) MVC
2 4 (80.00%) ASP.NET MVC
2 4 (80.00%) ASP.NET Web API
3 3 (60.00%) AngularJS
3 3 (60.00%) Front End Development
3 3 (60.00%) SOLID
3 3 (60.00%) Node.js
3 3 (60.00%) Razor View Engine
3 3 (60.00%) Backbone.js
3 3 (60.00%) KnockoutJS
3 3 (60.00%) BDD
3 3 (60.00%) Kanban
3 3 (60.00%) Scrum
3 3 (60.00%) Domain-Driven Design
3 3 (60.00%) TDD
3 3 (60.00%) Software Engineering
4 2 (40.00%) Ajax
4 2 (40.00%) LINQ
4 2 (40.00%) Pair Programming
4 2 (40.00%) HTML
4 2 (40.00%) Planning Poker
4 2 (40.00%) HTML5
5 1 (20.00%) ASP.NET MVC 2
5 1 (20.00%) Entity Framework
5 1 (20.00%) Dependency Injection
5 1 (20.00%) Microsoft Azure

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 (20.00%) Umbraco
Cloud Services
1 1 (20.00%) Microsoft Azure
Communications & Networking
1 1 (20.00%) HTTP
Database & Business Intelligence
1 1 (20.00%) SQL Server
Development Applications
1 1 (20.00%) NSubstitute
1 1 (20.00%) NUnit
1 1 (20.00%) ReSharper
1 1 (20.00%) Team Foundation Server
1 1 (20.00%) Visual Studio
General
1 1 (20.00%) Manufacturing
Job Titles
1 5 (100.00%) Developer
2 3 (60.00%) Agile C# Developer
2 3 (60.00%) Agile Developer
2 3 (60.00%) Angular Developer
2 3 (60.00%) C# Developer
2 3 (60.00%) Digital Developer
3 1 (20.00%) .NET Developer
3 1 (20.00%) Software Developer
Libraries, Frameworks & Software Standards
1 5 (100.00%) .NET
1 5 (100.00%) ASP.NET
2 4 (80.00%) ASP.NET MVC
2 4 (80.00%) ASP.NET Web API
3 3 (60.00%) AngularJS
3 3 (60.00%) Backbone.js
3 3 (60.00%) KnockoutJS
3 3 (60.00%) Node.js
3 3 (60.00%) Razor View Engine
4 2 (40.00%) Ajax
4 2 (40.00%) HTML
4 2 (40.00%) HTML5
4 2 (40.00%) LINQ
5 1 (20.00%) .NET Framework
5 1 (20.00%) ADO.NET
5 1 (20.00%) CSS
5 1 (20.00%) jQuery
5 1 (20.00%) WCF
5 1 (20.00%) XML
5 1 (20.00%) XSD
Miscellaneous
1 1 (20.00%) Life Science
1 1 (20.00%) N-Tier
Operating Systems
1 1 (20.00%) Windows
Processes & Methodologies
1 5 (100.00%) Agile Software Development
2 4 (80.00%) MVC
3 3 (60.00%) BDD
3 3 (60.00%) Domain-Driven Design
3 3 (60.00%) Front End Development
3 3 (60.00%) Kanban
3 3 (60.00%) Scrum
3 3 (60.00%) Software Engineering
3 3 (60.00%) SOLID
3 3 (60.00%) TDD
4 2 (40.00%) Pair Programming
4 2 (40.00%) Planning Poker
5 1 (20.00%) Continuous Integration
5 1 (20.00%) Dependency Injection
5 1 (20.00%) Migration
5 1 (20.00%) OOD
5 1 (20.00%) OOP
5 1 (20.00%) Project Management
5 1 (20.00%) SOA
5 1 (20.00%) Unit Testing
Programming Languages
1 5 (100.00%) C#
2 1 (20.00%) JavaScript
2 1 (20.00%) SQL
2 1 (20.00%) T-SQL
2 1 (20.00%) XAML
Qualifications
1 1 (20.00%) Degree
Vendors
1 1 (20.00%) DevExpress
1 1 (20.00%) Microsoft
1 1 (20.00%) Sitecore