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 24 May 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
24 May 2016
Same period 2015 Same period 2014
Inversion of Control (IoC)
Rank 597 570 545
Rank change year-on-year
-27 -25
Contract jobs citing Inversion of Control 54 54 66
As % of all contract IT jobs located in the UK 0.10% 0.100% 0.12%
As % of the Miscellaneous category 0.31% 0.31% 0.39%
Number of daily rates quoted 42 42 44
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 £250 £301 £275
10% offered a daily rate of more than £613 £475 £538
UK excluding London median daily rate £375 £344 £388
% change year-on-year
+9.09% -11.29%
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
17632 17183 17000
As % of all contract IT jobs located in the UK 32.93% 31.74% 31.73%
Number of daily rates quoted 11400 10446 10458
Median daily rate £425 £413 £410
Median daily rate % change year-on-year
+3.03% +0.60%
90% offered a daily rate of more than £260 £250 £225
10% offered a daily rate of more than £616 £600 £600
UK excluding London median daily rate £388 £375 £350
% change year-on-year
+3.33% +7.14%
Number of hourly rates quoted 599 705 756
Median hourly rate £21.34 £18.00 £20.50
Median hourly rate % change year-on-year
+18.55% -12.19%
90% offered a hourly rate of more than £12.49 £11.88 £11.71
10% offered a hourly rate of more than £46.80 £45.00 £42.50
UK excluding London median hourly rate £21.50 £18.24 £21.00
% change year-on-year
+17.90% -13.16%

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 24 May 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 24 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 24 May 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 -8 54 £425 +13.33% 51
London +3 35 £425 +6.25% 18
City of London +38 9 £250 -41.17% 5
Yorkshire +11 5 £375 -5.06% 1
South East -13 5 £388 +21.09% 13
Manchester -6 4 £355 +5.18% 1
North West -11 4 £355 -6.27% 8
Sheffield - 4 £388 -
South Yorkshire - 4 £388 -
West Midlands -3 3 £463 +85.00% 3
Berkshire - 3 £388 -
Reading - 3 £388 -
Crawley -5 2 - -
West Sussex -30 2 - - 1
Coventry - 2 £463 -
South West -1 1 £450 +20.00% 4
West Yorkshire -4 1 £350 -11.39% 1
Leeds -12 1 £350 -11.39%
Brentwood - 1 £228 -
Wembley - 1 £425 -
Hammersmith - 1 - -
East of England - 1 £228 - 1
Staffordshire - 1 - - 1
Essex - 1 £228 - 1

Inversion of Control
Top 30 Related IT Skills

For the 6 months to 24 May 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 (75.21%) C#
2 88 (72.73%) .NET
3 86 (71.07%) MVC
4 84 (69.42%) Agile Software Development
5 78 (64.46%) TDD
6 63 (52.07%) SQL
7 60 (49.59%) JavaScript
7 60 (49.59%) ASP.NET
8 58 (47.93%) SQL Server
9 56 (46.28%) jQuery
10 54 (44.63%) .NET Framework
10 54 (44.63%) ASP.NET MVC
11 53 (43.80%) CSS
12 49 (40.50%) HTML
13 46 (38.02%) Microsoft
14 45 (37.19%) OO
15 42 (34.71%) T-SQL
15 42 (34.71%) Entity Framework
16 40 (33.06%) Web Services
16 40 (33.06%) WCF
17 36 (29.75%) BDD
18 33 (27.27%) HTML5
18 33 (27.27%) Continuous Integration
18 33 (27.27%) Scrum
19 32 (26.45%) Ajax
19 32 (26.45%) AngularJS
20 30 (24.79%) Finance
21 29 (23.97%) Web Development
21 29 (23.97%) Autofac
22 28 (23.14%) Java

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 16 (13.22%) IIS
2 10 (8.26%) Node.js
3 9 (7.44%) Elasticsearch
4 8 (6.61%) NServiceBus
5 5 (4.13%) CMS
5 5 (4.13%) SharePoint
5 5 (4.13%) WebSphere
6 4 (3.31%) Apache
6 4 (3.31%) Apache Solr
6 4 (3.31%) Apache TomEE
6 4 (3.31%) JBoss
6 4 (3.31%) Jetty
6 4 (3.31%) Tomcat
7 3 (2.48%) Sitecore CMS
7 3 (2.48%) Umbraco
8 2 (1.65%) ArcGIS
8 2 (1.65%) Confluence
8 2 (1.65%) Drupal
8 2 (1.65%) GeoServer
Applications
1 21 (17.36%) MS Excel
2 2 (1.65%) MS Office
2 2 (1.65%) MS PowerPoint
Business Applications
1 8 (6.61%) Dynamics CRM
2 3 (2.48%) Beauchamp
3 1 (0.83%) Magento
Cloud Services
1 15 (12.40%) Microsoft Azure
2 8 (6.61%) Amazon AWS
2 8 (6.61%) GitHub
3 3 (2.48%) Amazon EC2
4 2 (1.65%) Virtual Private Cloud
5 1 (0.83%) Amazon ElastiCache
5 1 (0.83%) Amazon S3
5 1 (0.83%) Amazon SQS
Communications & Networking
1 4 (3.31%) Kerberos
2 3 (2.48%) Internet
3 2 (1.65%) HTTP
Database & Business Intelligence
1 58 (47.93%) SQL Server
2 24 (19.83%) SQL Server Reporting Services
3 17 (14.05%) Relational Database
4 9 (7.44%) Big Data
4 9 (7.44%) Datazen
4 9 (7.44%) Hadoop
4 9 (7.44%) SQL Server Analysis Services
5 8 (6.61%) SQL Server Integration Services
6 7 (5.79%) SQL Server 2012
7 5 (4.13%) SQL Server 2008
8 4 (3.31%) Crystal Reports
8 4 (3.31%) Microsoft Analysis Services
8 4 (3.31%) SQL Server 2014
9 3 (2.48%) Amazon DynamoDB
9 3 (2.48%) MongoDB
9 3 (2.48%) PostgreSQL
10 2 (1.65%) GIS
10 2 (1.65%) MySQL
10 2 (1.65%) Oracle9i Database
10 2 (1.65%) RDBMS
Development Applications
1 23 (19.01%) Git (software)
2 22 (18.18%) Team Foundation Server
3 18 (14.88%) Subversion
4 17 (14.05%) Jenkins
5 15 (12.40%) NUnit
5 15 (12.40%) SpecFlow
6 12 (9.92%) Maven
6 12 (9.92%) Visual Studio
7 10 (8.26%) TeamCity
8 9 (7.44%) Cucumber
8 9 (7.44%) MSBuild
9 8 (6.61%) Selenium
10 7 (5.79%) JIRA
10 7 (5.79%) Moq
10 7 (5.79%) MSTest
11 5 (4.13%) CruiseControl
11 5 (4.13%) FitNesse
11 5 (4.13%) Jasmine
11 5 (4.13%) Karma Test Runner
11 5 (4.13%) Mockito
General
1 30 (24.79%) Finance
2 27 (22.31%) Banking
3 8 (6.61%) Investment Banking
4 4 (3.31%) Financial Institution
5 3 (2.48%) Front Office
6 2 (1.65%) Back Office
6 2 (1.65%) Retail
7 1 (0.83%) Billing
7 1 (0.83%) Electronics
7 1 (0.83%) Games
7 1 (0.83%) Manufacturing
7 1 (0.83%) Retail Banking
Job Titles
1 111 (91.74%) Developer
2 54 (44.63%) .NET Developer
3 50 (41.32%) C# Developer
4 34 (28.10%) C# .NET Developer
5 20 (16.53%) ASP.NET Developer
6 18 (14.88%) ASP.NET MVC Developer
6 18 (14.88%) Java Developer
6 18 (14.88%) SQL Developer
7 17 (14.05%) Agile Developer
7 17 (14.05%) C# ASP.NET Developer
8 14 (11.57%) Agile C# Developer
9 13 (10.74%) Web Developer
10 12 (9.92%) Agile .NET Developer
10 12 (9.92%) C# WCF Developer
10 12 (9.92%) Senior Developer
10 12 (9.92%) WCF Developer
11 11 (9.09%) .NET Web Developer
12 8 (6.61%) Angular Developer
12 8 (6.61%) CRM Developer
13 7 (5.79%) Senior C# Developer
Libraries, Frameworks & Software Standards
1 88 (72.73%) .NET
2 60 (49.59%) ASP.NET
3 56 (46.28%) jQuery
4 54 (44.63%) .NET Framework
4 54 (44.63%) ASP.NET MVC
5 53 (43.80%) CSS
6 49 (40.50%) HTML
7 42 (34.71%) Entity Framework
8 40 (33.06%) WCF
8 40 (33.06%) Web Services
9 33 (27.27%) HTML5
10 32 (26.45%) Ajax
10 32 (26.45%) AngularJS
11 29 (23.97%) Autofac
12 25 (20.66%) XML
13 24 (19.83%) ASP.NET Web API
13 24 (19.83%) Unity DI Container
14 20 (16.53%) KnockoutJS
15 19 (15.70%) ASP.NET MVC 4
15 19 (15.70%) Backbone.js
Miscellaneous
1 12 (9.92%) N-Tier
1 12 (9.92%) User Experience
2 7 (5.79%) Computer Science
3 5 (4.13%) Foreign Exchange (FX)
4 3 (2.48%) Data Integration
4 3 (2.48%) Management Information System
4 3 (2.48%) Mobile Banking
5 2 (1.65%) Hedge funds
5 2 (1.65%) NHS
5 2 (1.65%) Reference Data
5 2 (1.65%) Wiki
6 1 (0.83%) Analytical Skills
6 1 (0.83%) Fintech
6 1 (0.83%) Life Science
6 1 (0.83%) Mobile App
6 1 (0.83%) Public Cloud
Operating Systems
1 17 (14.05%) Windows
2 11 (9.09%) Unix
2 11 (9.09%) Windows Server
3 8 (6.61%) Linux
4 1 (0.83%) Android
Processes & Methodologies
1 86 (71.07%) MVC
2 84 (69.42%) Agile Software Development
3 78 (64.46%) TDD
4 45 (37.19%) OO
5 36 (29.75%) BDD
6 33 (27.27%) Continuous Integration
6 33 (27.27%) Scrum
7 29 (23.97%) Web Development
8 23 (19.01%) Dependency Injection
9 17 (14.05%) OOP
10 16 (13.22%) SDLC
11 14 (11.57%) Mentoring
11 14 (11.57%) Software Engineering
12 13 (10.74%) SOA
12 13 (10.74%) SOLID
12 13 (10.74%) Unit Testing
13 12 (9.92%) Domain-Driven Design
13 12 (9.92%) OOD
14 11 (9.09%) Multithreading
14 11 (9.09%) Time Management
Programming Languages
1 91 (75.21%) C#
2 63 (52.07%) SQL
3 60 (49.59%) JavaScript
4 42 (34.71%) T-SQL
5 28 (23.14%) Java
6 10 (8.26%) VB.NET
7 9 (7.44%) Python
8 7 (5.79%) C++
9 6 (4.96%) PowerShell
10 5 (4.13%) C
10 5 (4.13%) PL/SQL
10 5 (4.13%) R
10 5 (4.13%) Scala
10 5 (4.13%) XPath
11 4 (3.31%) Ruby
12 3 (2.48%) TypeScript
12 3 (2.48%) VBA
13 2 (1.65%) PHP
14 1 (0.83%) CoffeeScript
14 1 (0.83%) XAML
Qualifications
1 19 (15.70%) Degree
2 14 (11.57%) MCSD
2 14 (11.57%) Microsoft Certification
3 11 (9.09%) MCPD
4 3 (2.48%) MCSE
5 1 (0.83%) BPSS Clearance
Quality Assurance & Compliance
1 2 (1.65%) QA
2 1 (0.83%) Dodd-Frank
2 1 (0.83%) EMIR
Systems Management
1 4 (3.31%) Puppet
1 4 (3.31%) yum
Vendors
1 46 (38.02%) Microsoft
2 21 (17.36%) Oracle
3 7 (5.79%) IBM
3 7 (5.79%) Remedy
4 6 (4.96%) Sitecore
5 3 (2.48%) TIBCO
5 3 (2.48%) Twitter
6 2 (1.65%) Caplin
6 2 (1.65%) Currenex
6 2 (1.65%) ESRI
6 2 (1.65%) FXall
6 2 (1.65%) Splunk
7 1 (0.83%) ATG
7 1 (0.83%) Demandware
7 1 (0.83%) DevExpress
7 1 (0.83%) hybris
7 1 (0.83%) Infragistics
City, London
Oliver Bernard
Rate: £600 - £625 per day
Posted: 4 days ago