The table below looks at the prevalence of the term Inversion of Control in IT contracts advertised for the England 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 28 November 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
28 Nov 2014
Same period 2013 Same period 2012
Inversion of Control (IoC)
Rank 503 493 500
Rank change year-on-year
-10 +7
Contract jobs citing Inversion of Control 95 53 43
As % of all contract IT jobs located in England 0.18% 0.11% 0.092%
As % of the Miscellaneous category 0.59% 0.35% 0.30%
Number of daily rates quoted 70 40 35
Average daily rate
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of your Daily Rate
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£409 £413 £400
Average daily rate % change year-on-year
-0.90% +3.12%
90% offered a daily rate of more than £324 £295 £280
10% offered a daily rate of more than £531 £550 £600
UK excluding London average daily rate £350 £430 £300
% change year-on-year
-18.60% +43.33%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Inversion of Control
UK

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

Miscellaneous Category
England
Contract IT job ads with a match in the
Miscellaneous category
16066 15242 14160
As % of all contract IT jobs located in England 30.47% 32.19% 30.43%
Number of daily rates quoted 10426 9728 8425
Average daily rate £415 £408 £425
Average daily rate % change year-on-year
+1.84% -4.11%
90% offered a daily rate of more than £240 £235 £240
10% offered a daily rate of more than £600 £600 £600
UK excluding London average daily rate £363 £350 £350
% change year-on-year
+3.57% -
Number of hourly rates quoted 641 619 779
Average hourly rate £17.00 £21.00 £20.88
Average hourly rate % change year-on-year
-19.04% +0.59%
90% offered a hourly rate of more than £11.00 £12.00 £12.00
10% offered a hourly rate of more than £42.50 £41.00 £42.50
UK excluding London average hourly rate £17.48 £19.50 £20.00
% change year-on-year
-10.35% -2.50%

Inversion of Control
Jobs Demand Trend in England

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

Inversion of Control Jobs Demand Trend in England

Inversion of Control
Daily Rate Trend in England

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

Inversion of Control Daily Rate Trend in England

Inversion of Control
Daily Rate Histogram in England

This chart provides a histogram of daily rates quoted in contract IT jobs citing Inversion of Control across the England region over the 3 months to 28 November 2014.

Inversion of Control Daily Rate Histogram in England

Inversion of Control
Hourly Rate Trend in England

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Inversion of Control across the England region.

Inversion of Control Hourly Rate Trend in England

Inversion of Control
Contract Job Locations in England

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 England region over the 3 months to 28 November 2014. 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
London +21 50 £425 +6.25% 14
South East -13 21 £350 -20.00% 11
West Midlands - 11 £525 - 5
East of England -2 8 £388 - 7
North West - 4 £280 - 9
South West - - - - 2
Yorkshire - - - - 1
East Midlands - - - - 1
North East - - - - 1
Inversion of Control
UK

Inversion of Control
Top 30 Related IT Skills in England

For the 6 months to 28 November 2014, IT contractor jobs across the England 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.

1 113 (76.35%) .NET
2 107 (72.30%) C#
3 98 (66.22%) TDD
4 87 (58.78%) MVC
5 83 (56.08%) Agile Software Development
6 74 (50.00%) Microsoft
7 68 (45.95%) JavaScript
8 61 (41.22%) CSS
8 61 (41.22%) .NET Framework
9 60 (40.54%) WCF
9 60 (40.54%) Web Services
10 59 (39.86%) HTML
10 59 (39.86%) SQL Server
11 56 (37.84%) ASP.NET
12 54 (36.49%) ASP.NET MVC
13 53 (35.81%) jQuery
14 48 (32.43%) ADO.NET Entity Framework
15 45 (30.41%) HTML5
16 43 (29.05%) BDD
17 42 (28.38%) SQL
18 41 (27.70%) OO
18 41 (27.70%) KnockoutJS
19 37 (25.00%) MS Excel
20 36 (24.32%) Dependency Injection
20 36 (24.32%) Ajax
21 32 (21.62%) NUnit
22 30 (20.27%) ASP.NET Web API
23 28 (18.92%) Team Foundation Server
24 26 (17.57%) MSTest
25 23 (15.54%) WPF

Inversion of Control
Top Related IT Skills in England by Category

For the 6 months to 28 November 2014, IT contractor jobs across the England 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 22 (14.86%) IIS
2 9 (6.08%) SharePoint
2 9 (6.08%) Node.js
3 7 (4.73%) CMS
4 6 (4.05%) BizTalk Server
5 5 (3.38%) Apache
6 4 (2.70%) EPiServer CMS
7 3 (2.03%) Tomcat
7 3 (2.03%) TIBCO EMS
7 3 (2.03%) Sitecore CMS
8 1 (0.68%) JBoss
8 1 (0.68%) Oracle Coherence
8 1 (0.68%) Mule
Applications
1 37 (25.00%) MS Excel
Business Applications
1 12 (8.11%) Dynamics CRM
2 1 (0.68%) SAP Oil and Gas
Cloud Services
1 22 (14.86%) Microsoft Azure
2 9 (6.08%) PaaS
3 8 (5.41%) Amazon EC2
4 2 (1.35%) GitHub
4 2 (1.35%) SaaS
5 1 (0.68%) Amazon AWS
5 1 (0.68%) Amazon SQS
Communications & Networking
1 1 (0.68%) HTTP
1 1 (0.68%) TCP/IP
1 1 (0.68%) Internet
Database & Business Intelligence
1 59 (39.86%) SQL Server
2 19 (12.84%) SQL Server 2008
3 10 (6.76%) SQL Server 2012
4 9 (6.08%) Oracle Database
5 5 (3.38%) Relational Database
6 3 (2.03%) Oracle Database 10g
6 3 (2.03%) Oracle9i Database
6 3 (2.03%) SQL Server Integration Services
6 3 (2.03%) SQL Server Analysis Services
7 2 (1.35%) SQL Server Reporting Services
8 1 (0.68%) RDBMS
8 1 (0.68%) Data Warehouse
8 1 (0.68%) PostgreSQL
8 1 (0.68%) Oracle Database 11g
8 1 (0.68%) SQL Server 2005
8 1 (0.68%) Sybase ASE
8 1 (0.68%) SimpleDB
8 1 (0.68%) Big Data
8 1 (0.68%) MongoDB
Development Applications
1 32 (21.62%) NUnit
2 28 (18.92%) Team Foundation Server
3 26 (17.57%) MSTest
4 17 (11.49%) SpecFlow
5 15 (10.14%) MSBuild
6 14 (9.46%) ReSharper
7 13 (8.78%) StyleCop
8 12 (8.11%) NCover
8 12 (8.11%) Moq
8 12 (8.11%) NDepend
9 10 (6.76%) Visual Studio
10 8 (5.41%) Git (software)
10 8 (5.41%) Maven
11 7 (4.73%) Ant
11 7 (4.73%) TeamCity
11 7 (4.73%) NuGet
11 7 (4.73%) Rhino Mocks
12 6 (4.05%) Grunt
12 6 (4.05%) Jasmine
12 6 (4.05%) Karma Test Runner
General
1 22 (14.86%) Finance
2 11 (7.43%) Banking
3 8 (5.41%) Investment Banking
4 4 (2.70%) Marketing
4 4 (2.70%) Financial Institution
5 2 (1.35%) Manufacturing
5 2 (1.35%) Telecoms
5 2 (1.35%) Front Office
6 1 (0.68%) Games
6 1 (0.68%) Publishing
6 1 (0.68%) Electronics
Job Titles
1 123 (83.11%) Developer
2 57 (38.51%) .NET Developer
3 33 (22.30%) C# Developer
3 33 (22.30%) Senior Developer
4 25 (16.89%) Senior .NET Developer
5 24 (16.22%) Agile .NET Developer
6 18 (12.16%) C# .NET Developer
7 15 (10.14%) Architect
8 9 (6.08%) Web Developer
9 7 (4.73%) Agile C# Developer
10 6 (4.05%) Android Developer
10 6 (4.05%) JavaScript Developer
10 6 (4.05%) C++ Developer
11 5 (3.38%) Development Manager
11 5 (3.38%) Microsoft Developer
11 5 (3.38%) CRM Architect
12 4 (2.70%) Senior C# Developer
12 4 (2.70%) Technical Architect
12 4 (2.70%) Lead Developer
12 4 (2.70%) Solutions Architect
Libraries, Frameworks & Software Standards
1 113 (76.35%) .NET
2 61 (41.22%) CSS
2 61 (41.22%) .NET Framework
3 60 (40.54%) WCF
3 60 (40.54%) Web Services
4 59 (39.86%) HTML
5 56 (37.84%) ASP.NET
6 54 (36.49%) ASP.NET MVC
7 53 (35.81%) jQuery
8 48 (32.43%) ADO.NET Entity Framework
9 45 (30.41%) HTML5
10 41 (27.70%) KnockoutJS
11 36 (24.32%) Ajax
12 30 (20.27%) ASP.NET Web API
13 23 (15.54%) WPF
13 23 (15.54%) XML
13 23 (15.54%) Unity DI Container
14 21 (14.19%) NHibernate
14 21 (14.19%) Underscore.js
14 21 (14.19%) Backbone.js
Miscellaneous
1 15 (10.14%) Derivative
2 9 (6.08%) Open Source
3 8 (5.41%) N-Tier
4 7 (4.73%) Mobile App
5 6 (4.05%) Enterprise Software
5 6 (4.05%) Visualisation
5 6 (4.05%) Equity Derivative
6 5 (3.38%) Equities
7 4 (2.70%) User Experience
7 4 (2.70%) Foreign Exchange (FX)
8 2 (1.35%) Hedge funds
8 2 (1.35%) Tandem
8 2 (1.35%) Computer Science
8 2 (1.35%) Fixed Income
8 2 (1.35%) GIS
9 1 (0.68%) NHS
9 1 (0.68%) W3C
9 1 (0.68%) DTV
9 1 (0.68%) PKI
9 1 (0.68%) Blog
Operating Systems
1 14 (9.46%) Windows
2 6 (4.05%) Android
2 6 (4.05%) UNIX
3 3 (2.03%) Linux
3 3 (2.03%) Apple iOS
4 2 (1.35%) Windows Server 2008
4 2 (1.35%) Windows Server 2003
5 1 (0.68%) Windows XP
5 1 (0.68%) Red Hat Enterprise Linux
5 1 (0.68%) Windows 7
Processes & Methodologies
1 98 (66.22%) TDD
2 87 (58.78%) MVC
3 83 (56.08%) Agile Software Development
4 43 (29.05%) BDD
5 41 (27.70%) OO
6 36 (24.32%) Dependency Injection
7 22 (14.86%) Scrum
8 20 (13.51%) Domain-Driven Design
9 18 (12.16%) MVVM
9 18 (12.16%) SOA
10 16 (10.81%) CRM
10 16 (10.81%) Unit Testing
11 14 (9.46%) ATDD
11 14 (9.46%) OOP
12 12 (8.11%) Continuous Integration
13 10 (6.76%) Workflow
14 9 (6.08%) E-Commerce
15 8 (5.41%) Software Engineering
15 8 (5.41%) Technical Architecture
15 8 (5.41%) Web Development
Programming Languages
1 107 (72.30%) C#
2 68 (45.95%) JavaScript
3 42 (28.38%) SQL
4 22 (14.86%) Java
5 18 (12.16%) T-SQL
6 16 (10.81%) PowerShell
7 12 (8.11%) PL/SQL
8 10 (6.76%) Groovy
9 8 (5.41%) C++
10 7 (4.73%) XAML
11 6 (4.05%) VC++
12 5 (3.38%) Scala
13 4 (2.70%) Shell Script
13 4 (2.70%) Python
13 4 (2.70%) VBA
13 4 (2.70%) C
14 3 (2.03%) PHP
14 3 (2.03%) PHP5
14 3 (2.03%) Bash Shell
15 2 (1.35%) XPath
Qualifications
1 7 (4.73%) Degree
2 4 (2.70%) Security Cleared
3 3 (2.03%) Microsoft Certification
3 3 (2.03%) SC Cleared
4 1 (0.68%) CTC Cleared
Quality Assurance & Compliance
1 2 (1.35%) QA
Vendors
1 74 (50.00%) Microsoft
2 23 (15.54%) Oracle
3 10 (6.76%) Telerik
4 5 (3.38%) Infragistics
5 4 (2.70%) EPiServer
6 3 (2.03%) Siebel
6 3 (2.03%) TIBCO
6 3 (2.03%) Sitecore
6 3 (2.03%) Twitter
6 3 (2.03%) Red Gate
7 2 (1.35%) Google
7 2 (1.35%) Reuters
7 2 (1.35%) Red Hat
8 1 (0.68%) Sybase
8 1 (0.68%) SAP
8 1 (0.68%) Murex
8 1 (0.68%) Fidessa
8 1 (0.68%) CODA
8 1 (0.68%) Bloomberg
8 1 (0.68%) FatWire
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