The table below looks at the prevalence of the term Inversion of Control in IT contracts advertised for the Surrey region. Included is a guide to the contractor rates offered in IT contracts that have cited Inversion of Control over the 3 months to 16 January 2017 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
16 Jan 2017
Same period 2016 Same period 2015
Inversion of Control (IoC)
South East / Surrey
Rank - - 89
Contract jobs citing Inversion of Control 0 0 1
As % of all contract IT jobs located in Surrey - - 0.071%
As % of the Miscellaneous category - - 0.22%
Number of daily rates quoted 0 0 1
Median daily rate - - £401
UK excluding London median daily rate £338 £325 £350
% change year-on-year
+3.84% -7.14%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.50 - -

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

Miscellaneous Category
Surrey
Contract IT job ads with a match in the
Miscellaneous category
270 405 464
As % of all contract IT jobs located in Surrey 29.03% 34.64% 33.17%
Number of daily rates quoted 154 240 254
Median daily rate £410 £414 £396
Median daily rate % change year-on-year
-0.90% +4.48%
90% offered a daily rate of more than £194 £275 £255
10% offered a daily rate of more than £545 £525 £500
UK excluding London median daily rate £394 £375 £365
% change year-on-year
+5.13% +2.73%
Number of hourly rates quoted 18 44 19
Median hourly rate £18.50 £45.00 £17.86
Median hourly rate % change year-on-year
-58.88% +152.03%
90% offered a hourly rate of more than £14.00 £12.00 £14.55
10% offered a hourly rate of more than £35.00 £60.62 £57.80
UK excluding London median hourly rate £18.71 £21.50 £17.50
% change year-on-year
-12.96% +22.85%

Inversion of Control
Jobs Demand Trend in Surrey

The demand trend of contract jobs across the Surrey 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 Surrey

Inversion of Control
Daily Rate Trend in Surrey

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

Inversion of Control Daily Rate Trend in Surrey

Inversion of Control
Top 30 Related IT Skills in Surrey

For the 6 months to 16 January 2017, 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 Surrey region with a requirement for Inversion of Control.

1 1 (100.00%) C#
1 1 (100.00%) HTML
1 1 (100.00%) JavaScript
1 1 (100.00%) .NET
1 1 (100.00%) SQL Server
1 1 (100.00%) ASP.NET
1 1 (100.00%) Web Services
1 1 (100.00%) XML
1 1 (100.00%) XSLT
1 1 (100.00%) XHTML
1 1 (100.00%) B2B
1 1 (100.00%) W3C
1 1 (100.00%) MVC
1 1 (100.00%) Agile Software Development
1 1 (100.00%) TDD
1 1 (100.00%) NUnit
1 1 (100.00%) Software Engineering
1 1 (100.00%) SQL Server 2005
1 1 (100.00%) NHibernate
1 1 (100.00%) JSON
1 1 (100.00%) JIRA
1 1 (100.00%) WCF
1 1 (100.00%) jQuery
1 1 (100.00%) ASP.NET 2.0
1 1 (100.00%) RESTful
1 1 (100.00%) ASP.NET MVC
1 1 (100.00%) HTML5
1 1 (100.00%) BDD
1 1 (100.00%) Ninject
1 1 (100.00%) REST

Inversion of Control
Top Related IT Skills in Surrey 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:

Database & Business Intelligence
1 1 (100.00%) SQL Server
1 1 (100.00%) SQL Server 2005
Development Applications
1 1 (100.00%) JIRA
1 1 (100.00%) NUnit
1 1 (100.00%) SpecFlow
Job Titles
1 1 (100.00%) .NET Developer
1 1 (100.00%) .NET Software Developer
1 1 (100.00%) .NET Software Engineer
1 1 (100.00%) ASP.NET MVC Developer
1 1 (100.00%) C# .NET Developer
1 1 (100.00%) C# Developer
1 1 (100.00%) C# Software Developer
1 1 (100.00%) C# Software Engineer
1 1 (100.00%) Developer
1 1 (100.00%) Developer/Software Engineer
1 1 (100.00%) Software Engineer
Libraries, Frameworks & Software Standards
1 1 (100.00%) .NET
1 1 (100.00%) ASP.NET
1 1 (100.00%) ASP.NET 2.0
1 1 (100.00%) ASP.NET MVC
1 1 (100.00%) ASP.NET Web API
1 1 (100.00%) Dapper ORM
1 1 (100.00%) HTML
1 1 (100.00%) HTML5
1 1 (100.00%) jQuery
1 1 (100.00%) JSON
1 1 (100.00%) NHibernate
1 1 (100.00%) Ninject
1 1 (100.00%) REST
1 1 (100.00%) RESTful
1 1 (100.00%) WCF
1 1 (100.00%) Web Services
1 1 (100.00%) XHTML
1 1 (100.00%) XML
1 1 (100.00%) XSLT
Miscellaneous
1 1 (100.00%) W3C
Processes & Methodologies
1 1 (100.00%) Agile Software Development
1 1 (100.00%) B2B
1 1 (100.00%) BDD
1 1 (100.00%) MVC
1 1 (100.00%) Software Engineering
1 1 (100.00%) SOLID
1 1 (100.00%) TDD
Programming Languages
1 1 (100.00%) C#
1 1 (100.00%) JavaScript