The following table provides summary statistics for contract job vacancies advertised in the North West with a requirement for Inversion of Control skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Inversion of Control over the 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Inversion of Control (IoC)
England / North West
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 137 158 145
Rank change year-on-year +21 -13  
Contract jobs citing Inversion of Control 5 7 5
As % of all contract IT jobs advertised in the North West 0.17% 0.19% 0.14%
As % of the Processes & Methodologies category 0.21% 0.23% 0.17%
Number of daily rates quoted 4 3 3
Median daily rate £345 £360 £325
Median daily rate % change year-on-year -4.16% +10.76%  
UK excluding London median daily rate £345 £355 £325
% change year-on-year -2.81% +9.23%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Inversion of Control is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the North West with a requirement for process and methodology skills.

Contract Process & Methodology Skills
North West
Contract job vacancies with a requirement for process and methodology skills 2385 3083 2903
As % of all contract IT job vacancies advertised in the North West 80.90% 82.19% 78.63%
Number of daily rates quoted 1409 1941 1709
Median daily rate £410 £415 £385
Median daily rate % change year-on-year -1.20% +7.79%  
90% offered a daily rate of more than £300 £300 £275
10% offered a daily rate of more than £550 £575 £550
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 101 77 125
Median hourly rate £40.00 £29.25 £34.00
Median hourly rate % change year-on-year +36.75% -13.97%  
90% offered a hourly rate of more than £13.00 £12.58 £14.50
10% offered a hourly rate of more than £55.00 £53.00 £54.67
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

Inversion of Control
Job Vacancy Trend in the North West

The job posting trend of jobs advertised in the North West citing Inversion of Control as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Inversion of Control in the North West

Inversion of Control
Contractor Daily Rate Trend in the North West

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

Contractor daily rate trend for Inversion of Control in the North West

Inversion of Control
Contract Job Locations in the North West

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 North West region over the 3 months to 26 June 2017. 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 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
Manchester +10 4 £345 -4.16% 1
Cheshire - 1 £340 - 1
Inversion of Control
England

For the 6 months to 26 June 2017, 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 North West region with a requirement for Inversion of Control.

1 7 (87.50%) C#
1 7 (87.50%) .NET
1 7 (87.50%) MVC
1 7 (87.50%) TDD
2 6 (75.00%) NUnit
2 6 (75.00%) Greenfield Project
3 5 (62.50%) SQL Server
3 5 (62.50%) CSS
4 4 (50.00%) HTML
4 4 (50.00%) ASP.NET
4 4 (50.00%) .NET Framework
4 4 (50.00%) Agile Software Development
4 4 (50.00%) jQuery
4 4 (50.00%) Unit Testing
4 4 (50.00%) Continuous Integration
4 4 (50.00%) SOLID
4 4 (50.00%) BDD
4 4 (50.00%) Entity Framework
4 4 (50.00%) TypeScript
4 4 (50.00%) ASP.NET Web API
5 3 (37.50%) Microservices
5 3 (37.50%) Moq
5 3 (37.50%) Sass
5 3 (37.50%) SpecFlow
5 3 (37.50%) Responsive Web Design
5 3 (37.50%) Jasmine
5 3 (37.50%) Ninject
5 3 (37.50%) HTML5
5 3 (37.50%) Git (software)
5 3 (37.50%) RESTful

Inversion of Control
Co-occurring IT Skills in the North West 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 1 (12.50%) Apache
1 1 (12.50%) GlassFish
1 1 (12.50%) JBoss
1 1 (12.50%) Oracle SOA Suite
1 1 (12.50%) WebLogic
1 1 (12.50%) WebLogic Integration
1 1 (12.50%) WebLogic Portal
1 1 (12.50%) WebSphere
1 1 (12.50%) WebSphere Application Server
1 1 (12.50%) WebSphere Process Server
Business Applications
1 1 (12.50%) Oracle BPM
Database & Business Intelligence
1 5 (62.50%) SQL Server
2 1 (12.50%) DB2
2 1 (12.50%) Oracle Database
2 1 (12.50%) RDBMS
2 1 (12.50%) Relational Database
Development Applications
1 6 (75.00%) NUnit
2 3 (37.50%) Git (software)
2 3 (37.50%) Jasmine
2 3 (37.50%) Moq
2 3 (37.50%) SpecFlow
3 1 (12.50%) gulp
3 1 (12.50%) jspm
3 1 (12.50%) MSTest
3 1 (12.50%) NuGet
General
1 1 (12.50%) Finance
1 1 (12.50%) Prime Brokerage
Job Titles
1 6 (75.00%) Developer
2 5 (62.50%) .NET Developer
3 3 (37.50%) C# .NET Developer
3 3 (37.50%) C# Developer
4 2 (25.00%) Senior Developer
5 1 (12.50%) ASP.NET Developer
5 1 (12.50%) ASP.NET MVC Developer
5 1 (12.50%) C# ASP.NET Developer
5 1 (12.50%) Java Developer
5 1 (12.50%) Senior .NET Developer
5 1 (12.50%) Senior C# .NET Developer
5 1 (12.50%) Senior C# Developer
5 1 (12.50%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 7 (87.50%) .NET
2 5 (62.50%) CSS
3 4 (50.00%) .NET Framework
3 4 (50.00%) ASP.NET
3 4 (50.00%) ASP.NET Web API
3 4 (50.00%) Entity Framework
3 4 (50.00%) HTML
3 4 (50.00%) jQuery
4 3 (37.50%) ASP.NET MVC
4 3 (37.50%) ASP.NET MVC 5
4 3 (37.50%) HTML5
4 3 (37.50%) Ninject
4 3 (37.50%) RESTful
4 3 (37.50%) Sass
5 2 (25.00%) AngularJS
6 1 (12.50%) Autofac
6 1 (12.50%) Durandal
6 1 (12.50%) LESS
6 1 (12.50%) REST
6 1 (12.50%) UIKit
Miscellaneous
1 6 (75.00%) Greenfield Project
2 1 (12.50%) Clustering
2 1 (12.50%) DataPower
2 1 (12.50%) Derivative
2 1 (12.50%) Mobile App
Processes & Methodologies
1 7 (87.50%) MVC
1 7 (87.50%) TDD
2 4 (50.00%) Agile Software Development
2 4 (50.00%) BDD
2 4 (50.00%) Continuous Integration
2 4 (50.00%) SOLID
2 4 (50.00%) Unit Testing
3 3 (37.50%) Dependency Injection
3 3 (37.50%) Kanban
3 3 (37.50%) Microservices
3 3 (37.50%) Responsive Web Design
3 3 (37.50%) Scrum
4 2 (25.00%) Domain-Driven Design
5 1 (12.50%) AOP
5 1 (12.50%) Asynchronous Programming
5 1 (12.50%) BPEL
5 1 (12.50%) Business Activity Monitoring
5 1 (12.50%) SOA
5 1 (12.50%) UML
5 1 (12.50%) Validation
Programming Languages
1 7 (87.50%) C#
2 4 (50.00%) TypeScript
3 3 (37.50%) JavaScript
4 2 (25.00%) SQL
5 1 (12.50%) Java
5 1 (12.50%) Perl
5 1 (12.50%) PL/SQL
Vendors
1 1 (12.50%) Google
1 1 (12.50%) IBM
1 1 (12.50%) Kony
1 1 (12.50%) Oracle
1 1 (12.50%) Sybase
1 1 (12.50%) Yahoo!