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 28 September 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
28 Sep 2016
Same period 2015 Same period 2014
Inversion of Control (IoC)
Rank 414 390 394
Rank change year-on-year
-24 +4
Contract jobs citing Inversion of Control 29 45 48
As % of all contract IT jobs located in London 0.13% 0.19% 0.20%
As % of the Miscellaneous category 0.35% 0.51% 0.53%
Number of daily rates quoted 19 42 39
Median daily rate £473 £444 £425
Median daily rate % change year-on-year
+6.47% +4.41%
90% offered a daily rate of more than £365 £351 £348
10% offered a daily rate of more than £553 £575 £455
UK excluding London median daily rate £365 £313 £385
% change year-on-year
+16.80% -18.83%
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
8223 8765 9085
As % of all contract IT jobs located in London 36.00% 37.39% 37.51%
Number of daily rates quoted 5786 6046 6193
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 £275
10% offered a daily rate of more than £650 £650 £625
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 128 167 206
Median hourly rate £17.25 £19.50 £19.00
Median hourly rate % change year-on-year
-11.53% +2.63%
90% offered a hourly rate of more than £12.00 £12.00 £13.00
10% offered a hourly rate of more than £42.50 £43.50 £45.00
UK excluding London median hourly rate £21.00 £18.52 £17.50
% change year-on-year
+13.39% +5.82%

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 28 September 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 28 September 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 +16 3 £475 +33.80% 5
Inversion of Control
England

Inversion of Control
Top 30 Related IT Skills in London

For the 6 months to 28 September 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 54 (78.26%) .NET
1 54 (78.26%) Agile Software Development
2 46 (66.67%) C#
3 44 (63.77%) SQL
4 43 (62.32%) TDD
5 42 (60.87%) MVC
6 38 (55.07%) JavaScript
7 34 (49.28%) ASP.NET
8 29 (42.03%) HTML
8 29 (42.03%) SQL Server
8 29 (42.03%) ASP.NET MVC
9 28 (40.58%) Scrum
10 27 (39.13%) CSS
10 27 (39.13%) Continuous Integration
11 26 (37.68%) WCF
12 25 (36.23%) jQuery
13 24 (34.78%) BDD
13 24 (34.78%) T-SQL
14 23 (33.33%) Web Services
15 22 (31.88%) AngularJS
16 21 (30.43%) Git (software)
17 19 (27.54%) OO
17 19 (27.54%) .NET Framework
18 18 (26.09%) HTML5
18 18 (26.09%) KnockoutJS
19 17 (24.64%) Oracle
19 17 (24.64%) Microsoft
20 16 (23.19%) WPF
21 15 (21.74%) IIS
22 14 (20.29%) SOLID

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 15 (21.74%) IIS
2 6 (8.70%) NServiceBus
3 2 (2.90%) Confluence
4 1 (1.45%) BizTalk Server
4 1 (1.45%) Elasticsearch
4 1 (1.45%) Tomcat
4 1 (1.45%) WebSphere
4 1 (1.45%) WebSphere Application Server
Applications
1 14 (20.29%) MS Excel
2 2 (2.90%) MS PowerPoint
Business Applications
1 6 (8.70%) Beauchamp
2 3 (4.35%) Dynamics CRM
3 1 (1.45%) RMDS
Cloud Services
1 8 (11.59%) Amazon AWS
2 4 (5.80%) Microsoft Azure
3 2 (2.90%) Amazon EC2
3 2 (2.90%) Virtual Private Cloud
Communications & Networking
1 4 (5.80%) HTTP
2 3 (4.35%) Internet
Database & Business Intelligence
1 29 (42.03%) SQL Server
2 8 (11.59%) MongoDB
2 8 (11.59%) NoSQL
2 8 (11.59%) Relational Database
2 8 (11.59%) SQL Server Reporting Services
3 6 (8.70%) SQL Server Integration Services
4 5 (7.25%) SQL Server 2012
5 4 (5.80%) Amazon DynamoDB
5 4 (5.80%) Data Warehouse
5 4 (5.80%) SQL Server Analysis Services
6 3 (4.35%) MOLAP
6 3 (4.35%) RavenDB
6 3 (4.35%) SQL Server 2008
7 2 (2.90%) Amazon RDS
7 2 (2.90%) Amazon Redshift
7 2 (2.90%) DB2
7 2 (2.90%) MySQL
7 2 (2.90%) PostgreSQL
8 1 (1.45%) Big Data
Development Applications
1 21 (30.43%) Git (software)
2 13 (18.84%) Subversion
3 12 (17.39%) NUnit
3 12 (17.39%) TeamCity
4 11 (15.94%) Jenkins
4 11 (15.94%) Moq
4 11 (15.94%) Visual Studio
5 10 (14.49%) Maven
5 10 (14.49%) Team Foundation Server
6 9 (13.04%) SpecFlow
7 8 (11.59%) JIRA
7 8 (11.59%) Rhino Mocks
8 7 (10.14%) Cucumber
9 6 (8.70%) MSTest
10 5 (7.25%) Jasmine
10 5 (7.25%) Mockito
10 5 (7.25%) NuGet
11 4 (5.80%) Gradle
11 4 (5.80%) JBehave
11 4 (5.80%) MSBuild
General
1 14 (20.29%) Finance
2 11 (15.94%) Banking
3 7 (10.14%) Investment Banking
4 6 (8.70%) Back Office
5 3 (4.35%) Front Office
6 2 (2.90%) Marketing
7 1 (1.45%) Retail
Job Titles
1 60 (86.96%) Developer
2 33 (47.83%) .NET Developer
3 29 (42.03%) C# Developer
4 19 (27.54%) C# .NET Developer
5 15 (21.74%) ASP.NET MVC Developer
6 14 (20.29%) ASP.NET Developer
6 14 (20.29%) C# ASP.NET Developer
7 12 (17.39%) SQL Developer
8 10 (14.49%) Agile Developer
9 9 (13.04%) Java Developer
10 8 (11.59%) Agile .NET Developer
10 8 (11.59%) Agile C# Developer
10 8 (11.59%) C# WCF Developer
10 8 (11.59%) WCF Developer
11 6 (8.70%) Architect
11 6 (8.70%) Full Stack Developer
11 6 (8.70%) Senior Developer
12 5 (7.25%) AWS Developer
13 4 (5.80%) Business Intelligence Lead
13 4 (5.80%) Lead Developer
Libraries, Frameworks & Software Standards
1 54 (78.26%) .NET
2 34 (49.28%) ASP.NET
3 29 (42.03%) ASP.NET MVC
3 29 (42.03%) HTML
4 27 (39.13%) CSS
5 26 (37.68%) WCF
6 25 (36.23%) jQuery
7 23 (33.33%) Web Services
8 22 (31.88%) AngularJS
9 19 (27.54%) .NET Framework
10 18 (26.09%) HTML5
10 18 (26.09%) KnockoutJS
11 16 (23.19%) WPF
12 14 (20.29%) JSON
12 14 (20.29%) XML
13 13 (18.84%) ASP.NET Web API
13 13 (18.84%) REST
14 12 (17.39%) Ajax
15 11 (15.94%) NHibernate
15 11 (15.94%) Ninject
Miscellaneous
1 7 (10.14%) User Experience
2 5 (7.25%) Computer Science
2 5 (7.25%) Foreign Exchange (FX)
2 5 (7.25%) Hedge funds
2 5 (7.25%) N-Tier
3 4 (5.80%) Analytical Skills
4 3 (4.35%) Mobile App
5 2 (2.90%) Equities
5 2 (2.90%) Visualisation
5 2 (2.90%) Wiki
6 1 (1.45%) Blackberry
6 1 (1.45%) Fintech
6 1 (1.45%) iPhone
Operating Systems
1 9 (13.04%) Windows
2 8 (11.59%) Windows Server
3 6 (8.70%) Linux
3 6 (8.70%) Unix
4 1 (1.45%) Android
4 1 (1.45%) Windows Phone
Processes & Methodologies
1 54 (78.26%) Agile Software Development
2 43 (62.32%) TDD
3 42 (60.87%) MVC
4 28 (40.58%) Scrum
5 27 (39.13%) Continuous Integration
6 24 (34.78%) BDD
7 19 (27.54%) OO
8 14 (20.29%) SOLID
8 14 (20.29%) Unit Testing
9 13 (18.84%) Dependency Injection
9 13 (18.84%) MVVM
10 11 (15.94%) Multithreading
11 10 (14.49%) Mentoring
12 9 (13.04%) Performance Tuning
12 9 (13.04%) Software Engineering
13 8 (11.59%) Web Development
14 7 (10.14%) Kanban
14 7 (10.14%) Pair Programming
14 7 (10.14%) Refactoring
14 7 (10.14%) Test Automation
Programming Languages
1 46 (66.67%) C#
2 44 (63.77%) SQL
3 38 (55.07%) JavaScript
4 24 (34.78%) T-SQL
5 10 (14.49%) Java
6 6 (8.70%) PL/SQL
7 3 (4.35%) PowerShell
7 3 (4.35%) TypeScript
8 2 (2.90%) ES6
9 1 (1.45%) C++
9 1 (1.45%) Python
9 1 (1.45%) Scala
Qualifications
1 8 (11.59%) Degree
2 3 (4.35%) MCPD
2 3 (4.35%) MCSD
2 3 (4.35%) Microsoft Certification
Quality Assurance & Compliance
1 7 (10.14%) QA
Systems Management
1 5 (7.25%) yum
2 3 (4.35%) Opscode Chef
Vendors
1 17 (24.64%) Microsoft
1 17 (24.64%) Oracle
2 6 (8.70%) TIBCO
3 5 (7.25%) IBM
4 4 (5.80%) Caplin
5 2 (2.90%) Currenex
5 2 (2.90%) FXall
5 2 (2.90%) Infragistics
5 2 (2.90%) Syncfusion
6 1 (1.45%) Twitter
6 1 (1.45%) Xamarin
East London
Coded People
Rate: £450 - £500 per day
Posted: Yesterday