The table below looks at the prevalence of the term Inversion of Control in IT contracts advertised for the 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 24 April 2015 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
24 Apr 2015
Same period 2014 Same period 2013
Inversion of Control (IoC)
Rank 385 386 368
Rank change year-on-year
+1 -18
Contract jobs citing Inversion of Control 23 27 30
As % of all contract IT jobs located in London 0.10% 0.11% 0.14%
As % of the Miscellaneous category 0.29% 0.31% 0.35%
Number of daily rates quoted 17 22 28
Average daily rate
Keep up to 90%
of your Daily Rate
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£425 £425 £500
Average daily rate % change year-on-year
- -15.00%
90% offered a daily rate of more than £375 £282 £322
10% offered a daily rate of more than £525 £475 £558
UK excluding London average daily rate £375 £388 £313
% change year-on-year
-3.22% +24.00%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average 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 London region.

Miscellaneous Category
London
Contract IT job ads with a match in the
Miscellaneous category
7806 8833 8459
As % of all contract IT jobs located in London 35.05% 37.36% 38.47%
Number of daily rates quoted 5340 6209 5862
Average daily rate £475 £450 £475
Average daily rate % change year-on-year
+5.55% -5.26%
90% offered a daily rate of more than £288 £275 £275
10% offered a daily rate of more than £650 £650 £625
UK excluding London average daily rate £375 £350 £340
% change year-on-year
+7.14% +2.94%
Number of hourly rates quoted 123 149 168
Average hourly rate £18.70 £21.00 £22.85
Average hourly rate % change year-on-year
-10.95% -8.09%
90% offered a hourly rate of more than £13.50 £14.02 £14.50
10% offered a hourly rate of more than £52.85 £41.00 £54.00
UK excluding London average hourly rate £19.00 £21.50 £21.25
% change year-on-year
-11.62% +1.17%

Inversion of Control
Jobs Demand Trend in London

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

Inversion of Control Jobs Demand Trend in London

Inversion of Control
Daily Rate Trend in London

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

Inversion of Control Daily Rate Trend in London

Inversion of Control
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Inversion of Control across the London region over the 3 months to 24 April 2015.

Inversion of Control Daily Rate Histogram in London

Inversion of Control
Contract Job Locations in London

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 London region over the 3 months to 24 April 2015. 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
(Use links below to see detailed
statistics and historical trends)
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
Live
Job
Vacancies
City of London +17 6 £400 +6.66% 3
Inversion of Control
England

Inversion of Control
Top 30 Related IT Skills in London

For the 6 months to 24 April 2015, IT contractor jobs across the 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 46 (71.88%) TDD
2 43 (67.19%) .NET
3 41 (64.06%) SQL Server
3 41 (64.06%) C#
4 39 (60.94%) .NET Framework
5 35 (54.69%) MVC
6 31 (48.44%) SQL
7 29 (45.31%) Agile Software Development
8 27 (42.19%) WCF
9 22 (34.38%) Entity Framework
9 22 (34.38%) T-SQL
9 22 (34.38%) SOA
10 19 (29.69%) ASP.NET
10 19 (29.69%) Unity DI Container
11 18 (28.13%) WPF
11 18 (28.13%) ASP.NET MVC
11 18 (28.13%) JavaScript
12 17 (26.56%) XML
12 17 (26.56%) Scrum
13 16 (25.00%) HTML
13 16 (25.00%) Java
13 16 (25.00%) Microsoft
14 14 (21.88%) Banking
14 14 (21.88%) OO
15 13 (20.31%) Web Services
15 13 (20.31%) NUnit
15 13 (20.31%) HTML5
16 12 (18.75%) ASP.NET Web API
16 12 (18.75%) LINQ
16 12 (18.75%) jQuery

Inversion of Control
Top Related IT Skills in London by Category

For the 6 months to 24 April 2015, IT contractor jobs across the 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 10 (15.63%) CMS
2 7 (10.94%) Apache
3 6 (9.38%) EPiServer CMS
3 6 (9.38%) Tomcat
4 5 (7.81%) Elasticsearch
5 4 (6.25%) Sitecore CMS
6 3 (4.69%) BizTalk Server
6 3 (4.69%) Oracle Coherence
7 2 (3.13%) Apache Spark
7 2 (3.13%) SharePoint
8 1 (1.56%) IIS
8 1 (1.56%) Apache Solr
Applications
1 7 (10.94%) MS Excel
2 1 (1.56%) MS Visio
Business Applications
1 1 (1.56%) Dynamics CRM
1 1 (1.56%) Summit
Cloud Services
1 5 (7.81%) Amazon EC2
1 5 (7.81%) Amazon S3
1 5 (7.81%) Amazon AWS
1 5 (7.81%) Amazon SQS
1 5 (7.81%) Amazon ElastiCache
Communications & Networking
1 3 (4.69%) HTTP
2 2 (3.13%) Internet
3 1 (1.56%) Firewall
3 1 (1.56%) SMTP
Database & Business Intelligence
1 41 (64.06%) SQL Server
2 12 (18.75%) SQL Server 2008
3 8 (12.50%) SQL Server 2012
4 4 (6.25%) Triplestore
4 4 (6.25%) MarkLogic
4 4 (6.25%) NoSQL
5 3 (4.69%) Hadoop
6 2 (3.13%) Oracle Database
6 2 (3.13%) Mahout
7 1 (1.56%) SQL Server Reporting Services
7 1 (1.56%) SQL Server Integration Services
7 1 (1.56%) RDBMS
7 1 (1.56%) SQL Server 2000
7 1 (1.56%) MySQL
7 1 (1.56%) MongoDB
7 1 (1.56%) Relational Database
Development Applications
1 13 (20.31%) NUnit
2 10 (15.63%) Git (software)
2 10 (15.63%) ProC
3 8 (12.50%) Subversion
4 7 (10.94%) JIRA
4 7 (10.94%) SpecFlow
4 7 (10.94%) Rhino Mocks
4 7 (10.94%) Moq
5 6 (9.38%) Mockito
5 6 (9.38%) Team Foundation Server
5 6 (9.38%) Maven
6 5 (7.81%) Visual Studio
6 5 (7.81%) MSTest
7 4 (6.25%) Jenkins
7 4 (6.25%) JUnit
8 3 (4.69%) TeamCity
8 3 (4.69%) MSBuild
8 3 (4.69%) SQL Server Management Studio (SSMS)
9 2 (3.13%) Hudson
9 2 (3.13%) FitNesse
General
1 14 (21.88%) Banking
2 12 (18.75%) Finance
3 10 (15.63%) Investment Banking
4 5 (7.81%) Back Office
5 2 (3.13%) Publishing
6 1 (1.56%) Front Office
Job Titles
1 48 (75.00%) Developer
2 15 (23.44%) C# Developer
3 11 (17.19%) .NET Developer
4 9 (14.06%) Senior Developer
4 9 (14.06%) C# .NET Developer
5 6 (9.38%) Technical Leader
5 6 (9.38%) Architect
6 5 (7.81%) Java Developer
7 4 (6.25%) Agile C# Developer
7 4 (6.25%) Senior .NET Developer
7 4 (6.25%) Lead Developer
8 3 (4.69%) Senior C# Developer
8 3 (4.69%) Lead Architect
9 2 (3.13%) Front-End Developer
9 2 (3.13%) Java Engineer
9 2 (3.13%) Analyst
9 2 (3.13%) Technical Architect
9 2 (3.13%) Web Developer
9 2 (3.13%) .NET Architect
9 2 (3.13%) Analyst Developer
Libraries, Frameworks & Software Standards
1 43 (67.19%) .NET
2 39 (60.94%) .NET Framework
3 27 (42.19%) WCF
4 22 (34.38%) Entity Framework
5 19 (29.69%) ASP.NET
5 19 (29.69%) Unity DI Container
6 18 (28.13%) WPF
6 18 (28.13%) ASP.NET MVC
7 17 (26.56%) XML
8 16 (25.00%) HTML
9 13 (20.31%) Web Services
9 13 (20.31%) HTML5
10 12 (18.75%) ASP.NET Web API
10 12 (18.75%) LINQ
10 12 (18.75%) jQuery
10 12 (18.75%) CSS
11 10 (15.63%) RESTful
12 9 (14.06%) Spring
12 9 (14.06%) Task Parallel Library
12 9 (14.06%) AngularJS
Miscellaneous
1 12 (18.75%) Derivative
2 11 (17.19%) Equity Derivative
3 8 (12.50%) Mobile App
4 6 (9.38%) Open Source
5 5 (7.81%) Public Cloud
5 5 (7.81%) Data Integration
6 4 (6.25%) Semantic Web
6 4 (6.25%) Computer Science
7 3 (4.69%) Hedge funds
8 2 (3.13%) N-Tier
8 2 (3.13%) Client/Server
8 2 (3.13%) Management Information System
8 2 (3.13%) PKI
9 1 (1.56%) Credit Derivative
9 1 (1.56%) Fixed Income
9 1 (1.56%) Tandem
9 1 (1.56%) Enterprise Software
Operating Systems
1 11 (17.19%) Windows
2 3 (4.69%) UNIX
2 3 (4.69%) Linux
3 2 (3.13%) Windows 8
3 2 (3.13%) Red Hat Enterprise Linux
4 1 (1.56%) Windows XP
4 1 (1.56%) Mac OS
4 1 (1.56%) Windows Phone 8
4 1 (1.56%) Windows Phone
Processes & Methodologies
1 46 (71.88%) TDD
2 35 (54.69%) MVC
3 29 (45.31%) Agile Software Development
4 22 (34.38%) SOA
5 17 (26.56%) Scrum
6 14 (21.88%) OO
7 11 (17.19%) Dependency Injection
7 11 (17.19%) Memory Management
8 10 (15.63%) BDD
9 9 (14.06%) MVVM
10 8 (12.50%) Unit Testing
10 8 (12.50%) Release Management
10 8 (12.50%) Software Engineering
10 8 (12.50%) OOP
11 7 (10.94%) Continuous Integration
11 7 (10.94%) DevOps
12 6 (9.38%) Domain-Driven Design
12 6 (9.38%) E-Commerce
12 6 (9.38%) Continuous Delivery
13 5 (7.81%) Project Management
Programming Languages
1 41 (64.06%) C#
2 31 (48.44%) SQL
3 22 (34.38%) T-SQL
4 18 (28.13%) JavaScript
5 16 (25.00%) Java
6 4 (6.25%) PL/SQL
7 3 (4.69%) SPARQL
8 2 (3.13%) Clojure
8 2 (3.13%) Scala
8 2 (3.13%) XQuery
8 2 (3.13%) XPath
9 1 (1.56%) VB6
9 1 (1.56%) XAML
9 1 (1.56%) PHP
9 1 (1.56%) VB
9 1 (1.56%) VB.NET
9 1 (1.56%) VBA
Qualifications
1 6 (9.38%) Degree
Quality Assurance & Compliance
1 2 (3.13%) EMIR
1 2 (3.13%) Dodd-Frank
Vendors
1 16 (25.00%) Microsoft
2 12 (18.75%) Oracle
3 11 (17.19%) Infragistics
4 6 (9.38%) EPiServer
5 5 (7.81%) Sitecore
6 2 (3.13%) Twitter
6 2 (3.13%) Red Hat
6 2 (3.13%) Bloomberg
6 2 (3.13%) Google
7 1 (1.56%) Telerik
7 1 (1.56%) Calypso
7 1 (1.56%) Reuters
7 1 (1.56%) Sybase
7 1 (1.56%) DevExpress
7 1 (1.56%) Syncfusion
7 1 (1.56%) Atlassian
7 1 (1.56%) Red Gate
London
Dawson & Walsh
Rate: £350 per day + £350 / Day
Posted: Yesterday
London
Elevate Direct
Rate: From £350 to £350 per day
Posted: Yesterday
London
Venturi
Rate: £300 - £400 per day + D.O.E.
Posted: 6 days ago
London
NFP Group Ltd
Rate: £475 - £550 per day
Posted: 9 days ago
London
NFP Group Ltd
Rate: £500 - £550 per day
Posted: 9 days ago