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 contractor rates offered in IT contracts that have cited Inversion of Control over the 3 months to 30 August 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
30 Aug 2016
Same period 2015 Same period 2014
Inversion of Control (IoC)
Rank 414 393 400
Rank change year-on-year
-21 +7
Contract jobs citing Inversion of Control 34 41 40
As % of all contract IT jobs located in London 0.15% 0.18% 0.17%
As % of the Miscellaneous category 0.40% 0.47% 0.44%
Number of daily rates quoted 23 40 34
Median daily rate £465 £500 £425
Median daily rate % change year-on-year
-7.00% +17.64%
90% offered a daily rate of more than £375 £350 £370
10% offered a daily rate of more than £623 £578 £509
UK excluding London median daily rate £365 £313 £350
% change year-on-year
+16.80% -10.71%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median 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
8413 8639 9063
As % of all contract IT jobs located in London 36.45% 37.13% 37.84%
Number of daily rates quoted 5910 5971 6044
Median daily rate £475 £475 £450
Median daily rate % change year-on-year
- +5.55%
90% offered a daily rate of more than £300 £275 £285
10% offered a daily rate of more than £625 £650 £625
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 134 165 182
Median hourly rate £17.50 £21.35 £18.70
Median hourly rate % change year-on-year
-18.03% +14.17%
90% offered a hourly rate of more than £12.03 £13.00 £14.04
10% offered a hourly rate of more than £42.60 £52.10 £45.00
UK excluding London median hourly rate £22.25 £19.29 £19.50
% change year-on-year
+15.34% -1.07%

Inversion of Control
Jobs Demand Trend in London

The demand trend of contract jobs across the London region 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 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 30 August 2016.

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 median contractor rates quoted in IT jobs citing Inversion of Control within the London region over the 3 months to 30 August 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
City of London +26 4 £425 +21.42%
Inversion of Control
England

Inversion of Control
Top 30 Related IT Skills in London

For the 6 months to 30 August 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 across the London region with a requirement for Inversion of Control.

1 56 (80.00%) .NET
2 54 (77.14%) Agile Software Development
3 48 (68.57%) C#
4 46 (65.71%) SQL
4 46 (65.71%) TDD
5 44 (62.86%) MVC
6 41 (58.57%) JavaScript
7 36 (51.43%) ASP.NET
8 33 (47.14%) HTML
9 31 (44.29%) ASP.NET MVC
10 30 (42.86%) jQuery
10 30 (42.86%) SQL Server
11 29 (41.43%) Continuous Integration
12 28 (40.00%) CSS
12 28 (40.00%) T-SQL
13 27 (38.57%) Web Services
13 27 (38.57%) WCF
14 24 (34.29%) OO
14 24 (34.29%) Scrum
14 24 (34.29%) .NET Framework
15 23 (32.86%) BDD
16 21 (30.00%) KnockoutJS
17 20 (28.57%) Microsoft
18 19 (27.14%) AngularJS
18 19 (27.14%) HTML5
18 19 (27.14%) Git (software)
19 17 (24.29%) IIS
20 16 (22.86%) Subversion
21 15 (21.43%) Finance
21 15 (21.43%) Ajax

Inversion of Control
Top Related IT Skills in London 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 (24.29%) IIS
2 6 (8.57%) NServiceBus
3 2 (2.86%) Confluence
4 1 (1.43%) BizTalk Server
4 1 (1.43%) Elasticsearch
4 1 (1.43%) Tomcat
Applications
1 15 (21.43%) MS Excel
2 2 (2.86%) MS PowerPoint
Business Applications
1 6 (8.57%) Beauchamp
1 6 (8.57%) Dynamics CRM
2 1 (1.43%) RMDS
Cloud Services
1 8 (11.43%) Amazon AWS
2 2 (2.86%) Amazon EC2
2 2 (2.86%) Microsoft Azure
2 2 (2.86%) Virtual Private Cloud
Communications & Networking
1 4 (5.71%) HTTP
1 4 (5.71%) Internet
Database & Business Intelligence
1 30 (42.86%) SQL Server
2 11 (15.71%) Relational Database
2 11 (15.71%) SQL Server Reporting Services
3 9 (12.86%) NoSQL
4 8 (11.43%) MongoDB
5 6 (8.57%) SQL Server Integration Services
6 5 (7.14%) Amazon DynamoDB
7 4 (5.71%) Data Warehouse
7 4 (5.71%) SQL Server 2012
7 4 (5.71%) SQL Server Analysis Services
8 3 (4.29%) MOLAP
8 3 (4.29%) RavenDB
9 2 (2.86%) Amazon RDS
9 2 (2.86%) Amazon Redshift
9 2 (2.86%) DB2
9 2 (2.86%) MySQL
9 2 (2.86%) PostgreSQL
10 1 (1.43%) Big Data
10 1 (1.43%) SQL Server 2008
Development Applications
1 19 (27.14%) Git (software)
2 16 (22.86%) Subversion
3 13 (18.57%) Team Foundation Server
4 12 (17.14%) NUnit
4 12 (17.14%) TeamCity
5 11 (15.71%) Jenkins
5 11 (15.71%) Moq
5 11 (15.71%) Visual Studio
6 10 (14.29%) SpecFlow
7 9 (12.86%) Maven
8 8 (11.43%) JIRA
8 8 (11.43%) Rhino Mocks
9 6 (8.57%) MSTest
10 5 (7.14%) Cucumber
10 5 (7.14%) Jasmine
10 5 (7.14%) Mockito
10 5 (7.14%) MSBuild
10 5 (7.14%) NuGet
11 4 (5.71%) Gradle
11 4 (5.71%) Sonatype Nexus
General
1 15 (21.43%) Finance
2 12 (17.14%) Banking
3 7 (10.00%) Investment Banking
4 6 (8.57%) Back Office
5 3 (4.29%) Front Office
6 2 (2.86%) Marketing
7 1 (1.43%) Retail
Job Titles
1 63 (90.00%) Developer
2 34 (48.57%) .NET Developer
3 31 (44.29%) C# Developer
4 21 (30.00%) C# .NET Developer
5 16 (22.86%) ASP.NET Developer
5 16 (22.86%) C# ASP.NET Developer
6 15 (21.43%) ASP.NET MVC Developer
7 12 (17.14%) SQL Developer
8 11 (15.71%) Agile Developer
9 9 (12.86%) Agile .NET Developer
9 9 (12.86%) Agile C# Developer
9 9 (12.86%) C# WCF Developer
9 9 (12.86%) WCF Developer
10 8 (11.43%) Java Developer
11 6 (8.57%) Architect
11 6 (8.57%) CRM Developer
12 5 (7.14%) Full Stack Developer
12 5 (7.14%) Senior Developer
12 5 (7.14%) Web Developer
13 4 (5.71%) Lead Developer
Libraries, Frameworks & Software Standards
1 56 (80.00%) .NET
2 36 (51.43%) ASP.NET
3 33 (47.14%) HTML
4 31 (44.29%) ASP.NET MVC
5 30 (42.86%) jQuery
6 28 (40.00%) CSS
7 27 (38.57%) WCF
7 27 (38.57%) Web Services
8 24 (34.29%) .NET Framework
9 21 (30.00%) KnockoutJS
10 19 (27.14%) AngularJS
10 19 (27.14%) HTML5
11 15 (21.43%) Ajax
12 14 (20.00%) Autofac
12 14 (20.00%) JSON
12 14 (20.00%) NHibernate
12 14 (20.00%) Ninject
12 14 (20.00%) WPF
12 14 (20.00%) XML
13 13 (18.57%) REST
Miscellaneous
1 8 (11.43%) N-Tier
2 7 (10.00%) User Experience
3 5 (7.14%) Foreign Exchange (FX)
3 5 (7.14%) Hedge funds
4 4 (5.71%) Analytical Skills
5 3 (4.29%) Computer Science
6 2 (2.86%) Equities
6 2 (2.86%) Visualisation
6 2 (2.86%) Wiki
7 1 (1.43%) Blackberry
7 1 (1.43%) iPhone
7 1 (1.43%) Mobile App
Operating Systems
1 9 (12.86%) Windows Server
2 6 (8.57%) Linux
2 6 (8.57%) Unix
3 5 (7.14%) Windows
4 1 (1.43%) Android
4 1 (1.43%) Windows Phone
Processes & Methodologies
1 54 (77.14%) Agile Software Development
2 46 (65.71%) TDD
3 44 (62.86%) MVC
4 29 (41.43%) Continuous Integration
5 24 (34.29%) OO
5 24 (34.29%) Scrum
6 23 (32.86%) BDD
7 14 (20.00%) Dependency Injection
7 14 (20.00%) Unit Testing
8 13 (18.57%) Web Development
9 12 (17.14%) SOLID
10 11 (15.71%) Multithreading
11 10 (14.29%) Mentoring
11 10 (14.29%) SDLC
12 9 (12.86%) MVVM
12 9 (12.86%) Software Engineering
13 8 (11.43%) Performance Tuning
14 7 (10.00%) Automated Testing
14 7 (10.00%) Refactoring
14 7 (10.00%) Test Automation
Programming Languages
1 48 (68.57%) C#
2 46 (65.71%) SQL
3 41 (58.57%) JavaScript
4 28 (40.00%) T-SQL
5 9 (12.86%) Java
6 6 (8.57%) PL/SQL
7 3 (4.29%) PowerShell
7 3 (4.29%) TypeScript
8 2 (2.86%) ES6
9 1 (1.43%) C++
9 1 (1.43%) Python
9 1 (1.43%) Scala
Qualifications
1 9 (12.86%) Degree
2 6 (8.57%) MCPD
2 6 (8.57%) MCSD
2 6 (8.57%) Microsoft Certification
Quality Assurance & Compliance
1 7 (10.00%) QA
Systems Management
1 5 (7.14%) yum
2 3 (4.29%) Opscode Chef
Vendors
1 20 (28.57%) Microsoft
2 15 (21.43%) Oracle
3 6 (8.57%) TIBCO
4 4 (5.71%) Caplin
4 4 (5.71%) IBM
5 2 (2.86%) Currenex
5 2 (2.86%) FXall
5 2 (2.86%) Infragistics
5 2 (2.86%) Syncfusion
6 1 (1.43%) Twitter
6 1 (1.43%) Xamarin
London
Oliver Bernard
Rate: £450 - £565 per day
Posted: 6 days ago
London
TEKsystems
Rate: £450 - £500 per day
Posted: 6 days ago