The table below looks at the prevalence of the term Inversion of Control in IT contracts advertised for the City of London 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 23 September 2014 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
23 Sep 2014
Same period 2013 Same period 2012
Inversion of Control (IoC)
Rank 190 204 212
Rank change year-on-year
+14 +8
Contract jobs citing Inversion of Control 7 13 16
As % of all contract IT jobs located in the City of London 0.12% 0.18% 0.20%
As % of the Miscellaneous category 0.35% 0.48% 0.54%
Number of daily rates quoted 4 11 15
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£450 £351 £525
Average daily rate % change year-on-year
+28.38% -33.23%
90% offered a daily rate of more than £366 £325 £325
10% offered a daily rate of more than £486 £575 £600
UK excluding London average daily rate £373 £369 £309
% change year-on-year
+1.01% +19.33%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Inversion of Control
London

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

Miscellaneous Category
City of London
Contract IT job ads with a match in the
Miscellaneous category
2019 2691 2987
As % of all contract IT jobs located in the City of London 34.47% 37.48% 37.94%
Number of daily rates quoted 1455 1993 2180
Average daily rate £453 £475 £475
Average daily rate % change year-on-year
-4.68% -
90% offered a daily rate of more than £291 £300 £288
10% offered a daily rate of more than £650 £625 £650
UK excluding London average daily rate £350 £350 £350
Number of hourly rates quoted 49 55 70
Average hourly rate £17.93 £19.50 £20.00
Average hourly rate % change year-on-year
-8.03% -2.50%
90% offered a hourly rate of more than £11.60 £14.50 £11.50
10% offered a hourly rate of more than £35.40 £48.00 £39.10
UK excluding London average hourly rate £18.65 £17.50 £26.00
% change year-on-year
+6.58% -32.69%

Inversion of Control
Jobs Demand Trend in the City of London

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

Inversion of Control Jobs Demand Trend in the City of London

Inversion of Control
Daily Rate Trend in the City of London

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

Inversion of Control Daily Rate Trend in the City of London

Inversion of Control
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Inversion of Control across the City of London region over the 3 months to 23 September 2014.

Inversion of Control Daily Rate Histogram in the City of London

Inversion of Control
Top 30 Related IT Skills in the City of London

For the 6 months to 23 September 2014, IT contractor jobs across the City of London 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 10 (76.92%) TDD
2 7 (53.85%) MVC
2 7 (53.85%) C#
2 7 (53.85%) Agile Software Development
3 6 (46.15%) .NET
4 5 (38.46%) Oracle
4 5 (38.46%) SQL Server
4 5 (38.46%) JavaScript
4 5 (38.46%) ASP.NET
4 5 (38.46%) Web Services
4 5 (38.46%) SQL
4 5 (38.46%) Team Foundation Server
4 5 (38.46%) ASP.NET MVC
5 4 (30.77%) Dependency Injection
5 4 (30.77%) Spring
5 4 (30.77%) .NET Framework
5 4 (30.77%) Microsoft
5 4 (30.77%) XML
5 4 (30.77%) HTML
5 4 (30.77%) Java
5 4 (30.77%) Telerik
6 3 (23.08%) NUnit
6 3 (23.08%) XAML
6 3 (23.08%) Finance
6 3 (23.08%) PL/SQL
6 3 (23.08%) XSLT
6 3 (23.08%) CSS
6 3 (23.08%) Windows
6 3 (23.08%) OO
6 3 (23.08%) WCF

Inversion of Control
Top Related IT Skills in the City of London by Category

For the 6 months to 23 September 2014, IT contractor jobs across the City of London 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 Platforms
1 2 (15.38%) SharePoint
2 1 (7.69%) Oracle Coherence
2 1 (7.69%) Mule
2 1 (7.69%) Node.js
2 1 (7.69%) Apache
Cloud Services
1 1 (7.69%) Amazon EC2
Communications & Networking
1 1 (7.69%) HTTP
Database & Business Intelligence
1 5 (38.46%) SQL Server
2 2 (15.38%) Oracle Database
2 2 (15.38%) SQL Server 2005
3 1 (7.69%) SQL Server Integration Services
3 1 (7.69%) SQL Server Analysis Services
3 1 (7.69%) SQL Server 2008
3 1 (7.69%) MongoDB
3 1 (7.69%) NoSQL
3 1 (7.69%) MarkLogic
3 1 (7.69%) Relational Database
3 1 (7.69%) Data Warehouse
3 1 (7.69%) Sybase ASE
Development Applications
1 5 (38.46%) Team Foundation Server
2 3 (23.08%) NUnit
3 2 (15.38%) Maven
4 1 (7.69%) JIRA
4 1 (7.69%) Visual Studio Team System
4 1 (7.69%) WebDriver
4 1 (7.69%) MSTest
4 1 (7.69%) Rhino Mocks
4 1 (7.69%) SpecFlow
4 1 (7.69%) Jasmine
4 1 (7.69%) Ant
4 1 (7.69%) Visual Studio
General
1 3 (23.08%) Finance
2 1 (7.69%) Publishing
2 1 (7.69%) Banking
2 1 (7.69%) Investment Banking
2 1 (7.69%) Marketing
2 1 (7.69%) Financial Institution
2 1 (7.69%) Front Office
Job Titles
1 8 (61.54%) Developer
2 3 (23.08%) Architect
2 3 (23.08%) .NET Developer
3 2 (15.38%) Technical Architect
4 1 (7.69%) Development Manager
4 1 (7.69%) Senior Developer
4 1 (7.69%) Analyst Programmer
4 1 (7.69%) Programmer
4 1 (7.69%) Software Developer
4 1 (7.69%) Analyst
4 1 (7.69%) C# Developer
4 1 (7.69%) Analyst Developer
4 1 (7.69%) ASP.NET Developer
4 1 (7.69%) Applications Architect
4 1 (7.69%) Agile .NET Developer
4 1 (7.69%) Android Developer
Libraries, Frameworks & Software Standards
1 6 (46.15%) .NET
2 5 (38.46%) ASP.NET
2 5 (38.46%) Web Services
2 5 (38.46%) ASP.NET MVC
3 4 (30.77%) XML
3 4 (30.77%) Spring
3 4 (30.77%) HTML
3 4 (30.77%) .NET Framework
4 3 (23.08%) WCF
4 3 (23.08%) WPF
4 3 (23.08%) jQuery
4 3 (23.08%) NHibernate
4 3 (23.08%) XSLT
4 3 (23.08%) CSS
4 3 (23.08%) ASP.NET Web API
5 2 (15.38%) Dapper ORM
5 2 (15.38%) KnockoutJS
5 2 (15.38%) Caliburn.Micro
5 2 (15.38%) ADO.NET Entity Framework
5 2 (15.38%) Castle Windsor
Miscellaneous
1 2 (15.38%) N-Tier
2 1 (7.69%) Fixed Income
2 1 (7.69%) Equities
2 1 (7.69%) Tandem
2 1 (7.69%) PKI
2 1 (7.69%) Derivative
2 1 (7.69%) Computer Science
2 1 (7.69%) Open Source
2 1 (7.69%) Mobile App
2 1 (7.69%) Enterprise Software
Operating Systems
1 3 (23.08%) Windows
2 2 (15.38%) UNIX
3 1 (7.69%) Linux
3 1 (7.69%) Android
3 1 (7.69%) Red Hat Enterprise Linux
Processes & Methodologies
1 10 (76.92%) TDD
2 7 (53.85%) MVC
2 7 (53.85%) Agile Software Development
3 4 (30.77%) Dependency Injection
4 3 (23.08%) MVVM
4 3 (23.08%) OO
4 3 (23.08%) Technical Architecture
5 2 (15.38%) Unit Testing
5 2 (15.38%) Business Analysis
5 2 (15.38%) Scrum
5 2 (15.38%) OOP
5 2 (15.38%) Investment Management
5 2 (15.38%) BDD
6 1 (7.69%) ATDD
6 1 (7.69%) Analytics
6 1 (7.69%) Low Latency
6 1 (7.69%) Android Development
6 1 (7.69%) Mentoring
6 1 (7.69%) Kanban
6 1 (7.69%) Test Automation
Programming Languages
1 7 (53.85%) C#
2 5 (38.46%) JavaScript
2 5 (38.46%) SQL
3 4 (30.77%) Java
4 3 (23.08%) PL/SQL
4 3 (23.08%) XAML
5 2 (15.38%) XQuery
6 1 (7.69%) Shell Script
6 1 (7.69%) T-SQL
6 1 (7.69%) Ruby
6 1 (7.69%) XPath
6 1 (7.69%) Groovy
6 1 (7.69%) SPARQL
6 1 (7.69%) Scala
Qualifications
1 2 (15.38%) Security Cleared
2 1 (7.69%) Degree
2 1 (7.69%) SC Cleared
2 1 (7.69%) CTC Cleared
Vendors
1 5 (38.46%) Oracle
2 4 (30.77%) Microsoft
2 4 (30.77%) Telerik
3 2 (15.38%) Red Hat
4 1 (7.69%) Bloomberg
4 1 (7.69%) Google
4 1 (7.69%) Red Gate
4 1 (7.69%) Murex
4 1 (7.69%) Fidessa
4 1 (7.69%) Sybase
4 1 (7.69%) JBoss
City, London
Optimus Search Ltd
Rate: From £300 to £499 per day
Posted: Yesterday
City of London
Claremont Consulting Limited
Rate: £45000 - £55000 per annum
Posted: 13 days ago