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 1 September 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
1 Sep 2015
Same period 2014 Same period 2013
Inversion of Control (IoC)
Rank 543 535 511
Rank change year-on-year
-8 -24
Contract jobs citing Inversion of Control 57 53 61
As % of all contract IT jobs located in England 0.11% 0.10% 0.13%
As % of the Miscellaneous category 0.33% 0.31% 0.38%
Number of daily rates quoted 54 41 54
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£438 £425 £435
Average daily rate % change year-on-year
+2.94% -2.29%
90% offered a daily rate of more than £300 £340 £325
10% offered a daily rate of more than £574 £508 £600
UK excluding London average daily rate £300 £350 £350
% change year-on-year
-14.28% -
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
17421 16845 16017
As % of all contract IT jobs located in England 32.33% 32.91% 33.28%
Number of daily rates quoted 11150 10253 9878
Average daily rate £425 £413 £425
Average daily rate % change year-on-year
+3.03% -2.94%
90% offered a daily rate of more than £250 £250 £250
10% offered a daily rate of more than £625 £600 £600
UK excluding London average daily rate £375 £350 £350
% change year-on-year
+7.14% -
Number of hourly rates quoted 673 703 651
Average hourly rate £20.91 £19.00 £19.00
Average hourly rate % change year-on-year
+10.05% -
90% offered a hourly rate of more than £12.00 £12.50 £12.34
10% offered a hourly rate of more than £45.00 £42.50 £44.60
UK excluding London average hourly rate £21.32 £20.00 £17.50
% change year-on-year
+6.61% +14.28%

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 1 September 2015.

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 1 September 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
London +2 44 £495 +16.47% 15
South East -30 4 £338 -3.57% 14
North East - 4 £306 - 1
North West - 2 £325 - 7
West Midlands +6 1 - - 4
East of England +6 1 £275 -
East Midlands - 1 £300 - 5
Inversion of Control
UK

Inversion of Control
Top 30 Related IT Skills in England

For the 6 months to 1 September 2015, 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 77 (64.71%) .NET
2 73 (61.34%) MVC
3 68 (57.14%) TDD
4 67 (56.30%) C#
5 62 (52.10%) SQL Server
6 57 (47.90%) Agile Software Development
7 54 (45.38%) HTML
8 53 (44.54%) CSS
9 46 (38.66%) Microsoft
10 45 (37.82%) .NET Framework
11 44 (36.97%) ASP.NET
12 43 (36.13%) Web Services
13 41 (34.45%) JavaScript
13 41 (34.45%) SQL
14 38 (31.93%) Scrum
15 37 (31.09%) OO
16 33 (27.73%) NUnit
16 33 (27.73%) Continuous Integration
16 33 (27.73%) Dependency Injection
17 32 (26.89%) Entity Framework
18 31 (26.05%) AngularJS
19 30 (25.21%) ASP.NET MVC
19 30 (25.21%) jQuery
19 30 (25.21%) WCF
20 26 (21.85%) Java
21 25 (21.01%) Ajax
22 24 (20.17%) Spring
23 23 (19.33%) MVVM
23 23 (19.33%) Git (software)
23 23 (19.33%) OOP

Inversion of Control
Top Related IT Skills in England by Category

For the 6 months to 1 September 2015, 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 6 (5.04%) CMS
1 6 (5.04%) Apache Solr
2 5 (4.20%) Node.js
2 5 (4.20%) IIS
2 5 (4.20%) Apache
2 5 (4.20%) Tomcat
3 4 (3.36%) Elasticsearch
3 4 (3.36%) Sitecore CMS
4 3 (2.52%) NServiceBus
4 3 (2.52%) SharePoint
4 3 (2.52%) BizTalk Server
5 2 (1.68%) WebLogic
5 2 (1.68%) Apache Spark
5 2 (1.68%) Oracle Coherence
6 1 (0.84%) GlassFish
6 1 (0.84%) Umbraco
6 1 (0.84%) WebSphere
6 1 (0.84%) WebSphere Application Server
6 1 (0.84%) JBoss
Applications
1 10 (8.40%) MS Excel
2 7 (5.88%) MS Visio
3 3 (2.52%) MS Office
Business Applications
1 1 (0.84%) SAP Oil and Gas
1 1 (0.84%) Dynamics CRM
Cloud Services
1 3 (2.52%) Microsoft Azure
1 3 (2.52%) SaaS
2 1 (0.84%) Basecamp
2 1 (0.84%) Amazon AWS
2 1 (0.84%) Amazon EC2
Communications & Networking
1 1 (0.84%) SMTP
1 1 (0.84%) Firewall
Database & Business Intelligence
1 62 (52.10%) SQL Server
2 13 (10.92%) SQL Server 2012
3 11 (9.24%) SQL Server 2008
4 9 (7.56%) MongoDB
4 9 (7.56%) NoSQL
5 4 (3.36%) SQL Server Reporting Services
5 4 (3.36%) SQL Server Integration Services
5 4 (3.36%) MySQL
5 4 (3.36%) MarkLogic
5 4 (3.36%) Triplestore
5 4 (3.36%) Oracle Database
6 3 (2.52%) Hadoop
7 2 (1.68%) Mahout
8 1 (0.84%) Relational Database
8 1 (0.84%) SQL Server 2000
8 1 (0.84%) Redis
8 1 (0.84%) Riak
Development Applications
1 33 (27.73%) NUnit
2 23 (19.33%) Git (software)
3 19 (15.97%) Visual Studio
4 16 (13.45%) Team Foundation Server
5 11 (9.24%) TeamCity
6 10 (8.40%) Moq
7 7 (5.88%) MSTest
7 7 (5.88%) SpecFlow
8 6 (5.04%) Jenkins
8 6 (5.04%) Rhino Mocks
8 6 (5.04%) Hudson
8 6 (5.04%) Build Forge
8 6 (5.04%) ProC
8 6 (5.04%) CruiseControl
9 5 (4.20%) Maven
9 5 (4.20%) JUnit
9 5 (4.20%) MSBuild
9 5 (4.20%) Mockito
9 5 (4.20%) Octopus Deploy
10 4 (3.36%) ReSharper
General
1 21 (17.65%) Finance
2 20 (16.81%) Retail
3 7 (5.88%) Banking
4 4 (3.36%) Telecoms
4 4 (3.36%) Front Office
4 4 (3.36%) Manufacturing
5 3 (2.52%) Back Office
5 3 (2.52%) Investment Banking
6 2 (1.68%) Marketing
6 2 (1.68%) Advertising
6 2 (1.68%) Publishing
7 1 (0.84%) Electronics
7 1 (0.84%) Dutch Language
7 1 (0.84%) French Language
Job Titles
1 106 (89.08%) Developer
2 53 (44.54%) .NET Developer
3 22 (18.49%) Senior Developer
4 20 (16.81%) C# Developer
5 16 (13.45%) C# .NET Developer
6 15 (12.61%) Android Developer
7 13 (10.92%) Java Developer
8 8 (6.72%) Lead Developer
8 8 (6.72%) ASP.NET Developer
9 7 (5.88%) Senior Android Developer
10 5 (4.20%) Hybris Developer
10 5 (4.20%) Lead Android Developer
10 5 (4.20%) Web Developer
10 5 (4.20%) Senior Java Developer
11 4 (3.36%) Senior .NET Developer
11 4 (3.36%) C# ASP.NET Developer
11 4 (3.36%) Silverlight Developer
11 4 (3.36%) Agile .NET Developer
11 4 (3.36%) Architect
12 3 (2.52%) .NET Web Developer
Libraries, Frameworks & Software Standards
1 77 (64.71%) .NET
2 54 (45.38%) HTML
3 53 (44.54%) CSS
4 45 (37.82%) .NET Framework
5 44 (36.97%) ASP.NET
6 43 (36.13%) Web Services
7 32 (26.89%) Entity Framework
8 31 (26.05%) AngularJS
9 30 (25.21%) WCF
9 30 (25.21%) jQuery
9 30 (25.21%) ASP.NET MVC
10 25 (21.01%) Ajax
11 24 (20.17%) Spring
12 21 (17.65%) WPF
13 18 (15.13%) KnockoutJS
14 17 (14.29%) Unity DI Container
15 16 (13.45%) ASP.NET Web API
16 15 (12.61%) Android SDK
17 14 (11.76%) XML
18 13 (10.92%) JSON
Miscellaneous
1 16 (13.45%) Mobile App
2 7 (5.88%) Analytical Skills
3 5 (4.20%) Derivative
3 5 (4.20%) Equity Derivative
4 4 (3.36%) Semantic Web
5 3 (2.52%) Hedge funds
6 2 (1.68%) Social Network
6 2 (1.68%) Management Information System
6 2 (1.68%) PKI
6 2 (1.68%) User Experience
7 1 (0.84%) N-Tier
7 1 (0.84%) DTV
7 1 (0.84%) Mathematics
7 1 (0.84%) Physics
7 1 (0.84%) Computer Science
7 1 (0.84%) Blog
7 1 (0.84%) Video on Demand
7 1 (0.84%) PlayStation
7 1 (0.84%) Distributed Denial-of-Service
7 1 (0.84%) Enterprise Software
Operating Systems
1 15 (12.61%) Android
2 7 (5.88%) UNIX
2 7 (5.88%) Linux
3 6 (5.04%) Windows
4 2 (1.68%) Red Hat Enterprise Linux
5 1 (0.84%) Mac OS
5 1 (0.84%) Windows 8
5 1 (0.84%) Windows XP
Processes & Methodologies
1 73 (61.34%) MVC
2 68 (57.14%) TDD
3 57 (47.90%) Agile Software Development
4 38 (31.93%) Scrum
5 37 (31.09%) OO
6 33 (27.73%) Continuous Integration
6 33 (27.73%) Dependency Injection
7 23 (19.33%) MVVM
7 23 (19.33%) OOP
8 19 (15.97%) SOA
8 19 (15.97%) BDD
9 17 (14.29%) Unit Testing
10 15 (12.61%) Android Development
11 14 (11.76%) E-Commerce
12 13 (10.92%) AOP
13 11 (9.24%) Mentoring
14 10 (8.40%) Pair Programming
15 9 (7.56%) Kanban
16 8 (6.72%) Low Latency
16 8 (6.72%) UML
Programming Languages
1 67 (56.30%) C#
2 41 (34.45%) SQL
2 41 (34.45%) JavaScript
3 26 (21.85%) Java
4 11 (9.24%) T-SQL
5 7 (5.88%) Python
5 7 (5.88%) XAML
6 4 (3.36%) C
6 4 (3.36%) C++
6 4 (3.36%) Ruby
7 3 (2.52%) PowerShell
7 3 (2.52%) SPARQL
7 3 (2.52%) VB
7 3 (2.52%) VB6
7 3 (2.52%) PL/SQL
7 3 (2.52%) VBA
8 2 (1.68%) XQuery
8 2 (1.68%) XPath
9 1 (0.84%) PHP
9 1 (0.84%) VB.NET
Qualifications
1 6 (5.04%) Degree
2 2 (1.68%) MCP
2 2 (1.68%) Microsoft Certification
3 1 (0.84%) SC Cleared
3 1 (0.84%) Security Cleared
Quality Assurance & Compliance
1 1 (0.84%) QA
Vendors
1 46 (38.66%) Microsoft
2 13 (10.92%) Oracle
3 6 (5.04%) TIBCO
3 6 (5.04%) Infragistics
3 6 (5.04%) Twitter
4 5 (4.20%) hybris
5 4 (3.36%) Salesforce.com
5 4 (3.36%) Sitecore
5 4 (3.36%) Endeca
5 4 (3.36%) Google
6 3 (2.52%) SAP
7 2 (1.68%) Red Hat
7 2 (1.68%) Facebook
8 1 (0.84%) Atlassian