The table below looks at the prevalence of the term Inversion of Control in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited Inversion of Control over the 3 months to 25 June 2016 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
25 Jun 2016
Same period 2015 Same period 2014
Inversion of Control (IoC)
Rank 585 565 574
Rank change year-on-year
-20 +9
Contract jobs citing Inversion of Control 57 68 52
As % of all contract IT jobs located in the UK 0.11% 0.12% 0.096%
As % of the Miscellaneous category 0.32% 0.38% 0.30%
Number of daily rates quoted 41 58 35
Median daily rate £425 £375 £425
Median daily rate % change year-on-year
+13.33% -11.76%
90% offered a daily rate of more than £350 £293 £321
10% offered a daily rate of more than £613 £530 £550
UK excluding London median daily rate £355 £325 £338
% change year-on-year
+9.23% -3.70%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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

Miscellaneous Category
UK
Contract IT job ads with a match in the
Miscellaneous category
17651 17872 17553
As % of all contract IT jobs located in the UK 33.27% 31.90% 32.45%
Number of daily rates quoted 11426 11092 10792
Median daily rate £425 £418 £400
Median daily rate % change year-on-year
+1.67% +4.50%
90% offered a daily rate of more than £255 £250 £230
10% offered a daily rate of more than £600 £600 £600
UK excluding London median daily rate £390 £375 £350
% change year-on-year
+4.00% +7.14%
Number of hourly rates quoted 615 688 713
Median hourly rate £21.50 £18.89 £20.50
Median hourly rate % change year-on-year
+13.81% -7.85%
90% offered a hourly rate of more than £12.50 £12.35 £12.50
10% offered a hourly rate of more than £47.35 £45.00 £42.50
UK excluding London median hourly rate £22.50 £18.50 £21.00
% change year-on-year
+21.62% -11.90%

Inversion of Control
Jobs Demand Trend

The demand trend of contract jobs 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 the UK

Inversion of Control
Daily Rate Trend

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

Inversion of Control Daily Rate Trend in the UK

Inversion of Control
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing Inversion of Control within the UK over the 3 months to 25 June 2016.

Inversion of Control Daily Rate Histogram in the UK

Inversion of Control
Hourly Rate Trend

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

Inversion of Control Hourly Rate Trend in the UK

Inversion of Control
Top 19 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Inversion of Control within the UK over the 3 months to 25 June 2016. 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -14 55 £425 +13.33% 38
London +18 40 £425 -10.52% 19
Manchester -6 7 £360 +10.76% 1
North West -8 7 £360 +10.76% 6
Yorkshire - 6 £363 - 3
City of London +31 5 £375 -11.76% 2
South Yorkshire - 4 £388 - 1
Sheffield - 4 £388 - 1
Edinburgh - 2 - - 1
Leeds - 2 £350 -
Scotland - 2 - - 2
West Yorkshire - 2 £350 - 1
West Midlands -21 1 - - 1
East of England - 1 £228 - 2
Hammersmith - 1 - -
Staffordshire - 1 - - 1
Brentwood - 1 £228 -
Bury - 1 - -
Essex - 1 £228 -

Inversion of Control
Top 30 Related IT Skills

For the 6 months to 25 June 2016, 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 with a requirement for Inversion of Control.

1 91 (79.13%) C#
2 86 (74.78%) .NET
3 82 (71.30%) Agile Software Development
4 77 (66.96%) MVC
5 71 (61.74%) TDD
6 62 (53.91%) JavaScript
7 58 (50.43%) SQL
8 56 (48.70%) ASP.NET
9 55 (47.83%) SQL Server
10 53 (46.09%) CSS
11 52 (45.22%) jQuery
12 49 (42.61%) HTML
12 49 (42.61%) ASP.NET MVC
13 44 (38.26%) .NET Framework
14 42 (36.52%) Continuous Integration
15 39 (33.91%) BDD
16 38 (33.04%) AngularJS
16 38 (33.04%) WCF
16 38 (33.04%) T-SQL
16 38 (33.04%) OO
17 37 (32.17%) Microsoft
18 36 (31.30%) Web Services
19 35 (30.43%) HTML5
20 32 (27.83%) Entity Framework
20 32 (27.83%) Scrum
21 31 (26.96%) Ajax
22 28 (24.35%) Finance
22 28 (24.35%) XML
23 26 (22.61%) Autofac
23 26 (22.61%) Unity DI Container

Inversion of Control
Top Related IT Skills 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:

Application Platforms
1 17 (14.78%) IIS
2 8 (6.96%) CMS
3 5 (4.35%) ArcGIS
3 5 (4.35%) Drupal
3 5 (4.35%) Elasticsearch
3 5 (4.35%) GeoServer
4 4 (3.48%) NServiceBus
4 4 (3.48%) SharePoint
4 4 (3.48%) Tomcat
4 4 (3.48%) WebSphere
5 3 (2.61%) Apache
5 3 (2.61%) Apache TomEE
5 3 (2.61%) Confluence
5 3 (2.61%) JBoss
5 3 (2.61%) Jetty
5 3 (2.61%) Sitecore CMS
5 3 (2.61%) Umbraco
Applications
1 23 (20.00%) MS Excel
2 2 (1.74%) MS Office
2 2 (1.74%) MS PowerPoint
Business Applications
1 8 (6.96%) Dynamics CRM
2 6 (5.22%) Beauchamp
3 1 (0.87%) Magento
3 1 (0.87%) nopCommerce
Cloud Services
1 12 (10.43%) Microsoft Azure
2 7 (6.09%) Amazon AWS
2 7 (6.09%) GitHub
3 2 (1.74%) Amazon EC2
3 2 (1.74%) Virtual Private Cloud
Communications & Networking
1 3 (2.61%) Kerberos
2 2 (1.74%) Internet
Database & Business Intelligence
1 55 (47.83%) SQL Server
2 21 (18.26%) SQL Server Reporting Services
3 17 (14.78%) Relational Database
4 8 (6.96%) Big Data
4 8 (6.96%) SQL Server Analysis Services
5 7 (6.09%) Datazen
5 7 (6.09%) Hadoop
5 7 (6.09%) SQL Server 2012
5 7 (6.09%) SQL Server Integration Services
6 6 (5.22%) NoSQL
7 5 (4.35%) GIS
7 5 (4.35%) MongoDB
7 5 (4.35%) SQL Server 2008
8 4 (3.48%) Crystal Reports
8 4 (3.48%) SQL Server 2014
9 3 (2.61%) Amazon DynamoDB
9 3 (2.61%) Microsoft Analysis Services
10 2 (1.74%) MySQL
10 2 (1.74%) Oracle Database 11g
10 2 (1.74%) RDBMS
Development Applications
1 24 (20.87%) Git (software)
2 20 (17.39%) Jenkins
2 20 (17.39%) Team Foundation Server
3 18 (15.65%) Subversion
4 17 (14.78%) NUnit
5 14 (12.17%) SpecFlow
6 13 (11.30%) Visual Studio
7 12 (10.43%) TeamCity
8 11 (9.57%) JIRA
8 11 (9.57%) Moq
9 9 (7.83%) Maven
10 8 (6.96%) MSBuild
10 8 (6.96%) MSTest
10 8 (6.96%) Rhino Mocks
11 6 (5.22%) Cucumber
11 6 (5.22%) Mockito
11 6 (5.22%) Selenium
12 5 (4.35%) Jasmine
13 4 (3.48%) Bitbucket
13 4 (3.48%) NuGet
General
1 28 (24.35%) Finance
2 23 (20.00%) Banking
3 9 (7.83%) Investment Banking
4 6 (5.22%) Back Office
5 3 (2.61%) Front Office
6 2 (1.74%) Marketing
6 2 (1.74%) Retail
7 1 (0.87%) Electronics
7 1 (0.87%) Financial Institution
7 1 (0.87%) Manufacturing
7 1 (0.87%) Retail Banking
Job Titles
1 105 (91.30%) Developer
2 55 (47.83%) .NET Developer
3 53 (46.09%) C# Developer
4 37 (32.17%) C# .NET Developer
5 22 (19.13%) ASP.NET Developer
6 21 (18.26%) ASP.NET MVC Developer
7 20 (17.39%) C# ASP.NET Developer
7 20 (17.39%) SQL Developer
8 17 (14.78%) Agile Developer
9 15 (13.04%) Agile C# Developer
10 13 (11.30%) C# WCF Developer
10 13 (11.30%) Senior Developer
10 13 (11.30%) WCF Developer
11 12 (10.43%) Agile .NET Developer
11 12 (10.43%) Java Developer
12 8 (6.96%) CRM Developer
12 8 (6.96%) Senior .NET Developer
12 8 (6.96%) Web Developer
13 7 (6.09%) Angular Developer
14 6 (5.22%) .NET Web Developer
Libraries, Frameworks & Software Standards
1 86 (74.78%) .NET
2 56 (48.70%) ASP.NET
3 53 (46.09%) CSS
4 52 (45.22%) jQuery
5 49 (42.61%) ASP.NET MVC
5 49 (42.61%) HTML
6 44 (38.26%) .NET Framework
7 38 (33.04%) AngularJS
7 38 (33.04%) WCF
8 36 (31.30%) Web Services
9 35 (30.43%) HTML5
10 32 (27.83%) Entity Framework
11 31 (26.96%) Ajax
12 28 (24.35%) XML
13 26 (22.61%) Autofac
13 26 (22.61%) Unity DI Container
14 25 (21.74%) KnockoutJS
15 24 (20.87%) Backbone.js
16 22 (19.13%) ASP.NET Web API
17 20 (17.39%) Ninject
Miscellaneous
1 11 (9.57%) N-Tier
2 10 (8.70%) User Experience
3 6 (5.22%) Foreign Exchange (FX)
4 5 (4.35%) Hedge funds
5 4 (3.48%) Computer Science
6 2 (1.74%) Data Integration
6 2 (1.74%) NHS
6 2 (1.74%) Wiki
7 1 (0.87%) Analytical Skills
7 1 (0.87%) Blackberry
7 1 (0.87%) Equities
7 1 (0.87%) iPhone
7 1 (0.87%) Life Science
7 1 (0.87%) Mobile App
7 1 (0.87%) Reference Data
7 1 (0.87%) Visualisation
Operating Systems
1 14 (12.17%) Windows
2 12 (10.43%) Windows Server
3 9 (7.83%) Linux
3 9 (7.83%) Unix
4 2 (1.74%) Android
5 1 (0.87%) Windows Phone
Processes & Methodologies
1 82 (71.30%) Agile Software Development
2 77 (66.96%) MVC
3 71 (61.74%) TDD
4 42 (36.52%) Continuous Integration
5 39 (33.91%) BDD
6 38 (33.04%) OO
7 32 (27.83%) Scrum
8 23 (20.00%) Unit Testing
8 23 (20.00%) Web Development
9 18 (15.65%) Dependency Injection
10 16 (13.91%) Mentoring
10 16 (13.91%) SDLC
11 14 (12.17%) OOP
12 13 (11.30%) Multithreading
12 13 (11.30%) OOD
12 13 (11.30%) Software Engineering
13 12 (10.43%) Automated Testing
13 12 (10.43%) E-Commerce
13 12 (10.43%) MVVM
14 11 (9.57%) Performance Tuning
Programming Languages
1 91 (79.13%) C#
2 62 (53.91%) JavaScript
3 58 (50.43%) SQL
4 38 (33.04%) T-SQL
5 18 (15.65%) Java
6 8 (6.96%) PL/SQL
6 8 (6.96%) Python
6 8 (6.96%) VB.NET
7 6 (5.22%) C++
8 5 (4.35%) PHP
8 5 (4.35%) Scala
9 4 (3.48%) C
9 4 (3.48%) PowerShell
9 4 (3.48%) R
9 4 (3.48%) XPath
10 3 (2.61%) TypeScript
10 3 (2.61%) VBA
11 1 (0.87%) CoffeeScript
11 1 (0.87%) ES6
11 1 (0.87%) XAML
Qualifications
1 14 (12.17%) Degree
2 11 (9.57%) MCSD
2 11 (9.57%) Microsoft Certification
3 9 (7.83%) MCPD
4 2 (1.74%) MCSE
5 1 (0.87%) BPSS Clearance
Quality Assurance & Compliance
1 2 (1.74%) QA
2 1 (0.87%) Dodd-Frank
2 1 (0.87%) EMIR
Systems Management
1 5 (4.35%) yum
2 3 (2.61%) Puppet
3 1 (0.87%) Opscode Chef
3 1 (0.87%) Systems Management Server (SMS)
Vendors
1 37 (32.17%) Microsoft
2 24 (20.87%) Oracle
3 7 (6.09%) IBM
4 6 (5.22%) Sitecore
5 5 (4.35%) ESRI
5 5 (4.35%) Remedy
5 5 (4.35%) TIBCO
6 3 (2.61%) Caplin
6 3 (2.61%) Twitter
7 2 (1.74%) Currenex
7 2 (1.74%) FXall
7 2 (1.74%) Infragistics
8 1 (0.87%) ATG
8 1 (0.87%) Demandware
8 1 (0.87%) DevExpress
8 1 (0.87%) Facebook
8 1 (0.87%) hybris
8 1 (0.87%) Splunk
8 1 (0.87%) Syncfusion
8 1 (0.87%) Xamarin
Stoke-On-Trent, Staffordshire
Uniting Ambition
Rate: £325 - 350 per day
Posted: Yesterday
London
Elevate Direct
Rate: From £650 to £675 per day
Posted: Yesterday
Sheffield, South Yorkshire
Hotfoot Recruitment
Rate: From £350 to £400 per day
Posted: 4 days ago