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 average contractor rates offered in IT contracts that have cited Inversion of Control over the 3 months to 26 March 2015 with a comparison to the same period in 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.

Location
3 months to
26 Mar 2015
Same period 2014 Same period 2013
Inversion of Control (IoC)
Rank 543 499 471
Rank change year-on-year
-44 -28
Contract jobs citing Inversion of Control 54 73 64
As % of all contract IT jobs located in the UK 0.10% 0.14% 0.14%
As % of the Miscellaneous category 0.34% 0.45% 0.46%
Number of daily rates quoted 39 54 46
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£415 £400 £420
Average daily rate % change year-on-year
+3.75% -4.76%
90% offered a daily rate of more than £298 £275 £300
10% offered a daily rate of more than £500 £529 £563
UK excluding London average daily rate £404 £375 £300
% change year-on-year
+7.66% +25.00%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average 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
16097 16166 13912
As % of all contract IT jobs located in the UK 29.82% 30.82% 30.64%
Number of daily rates quoted 9830 9907 8380
Average daily rate £421 £413 £425
Average daily rate % change year-on-year
+2.06% -2.94%
90% offered a daily rate of more than £250 £238 £245
10% offered a daily rate of more than £600 £600 £600
UK excluding London average daily rate £375 £350 £338
% change year-on-year
+7.14% +3.70%
Number of hourly rates quoted 651 638 717
Average hourly rate £19.00 £19.00 £23.00
Average hourly rate % change year-on-year
- -17.39%
90% offered a hourly rate of more than £11.55 £11.50 £11.50
10% offered a hourly rate of more than £45.00 £42.50 £42.50
UK excluding London average hourly rate £19.00 £17.50 £23.33
% change year-on-year
+8.57% -24.98%

Inversion of Control
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing Inversion of Control within the UK as a proportion of the total demand within 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 26 March 2015.

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 30 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Inversion of Control within the UK over the 3 months to 26 March 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -37 54 £415 +3.75% 52
London -2 29 £425 - 15
South East -19 13 £400 - 16
West Sussex -14 5 £425 +30.76% 1
East Sussex - 5 £300 - 3
Brighton - 5 £300 - 3
City of London +3 4 £400 -2.43%
Cheshire -1 4 £408 -12.17% 2
Yorkshire -7 4 £475 +63.79% 3
North West -28 4 £408 +1.87% 7
Leeds - 4 £475 - 1
West Yorkshire - 4 £475 - 2
Hampshire -23 2 £369 -3.27% 3
Hertfordshire - 2 £281 - 1
East of England - 2 £281 - 2
Basingstoke +2 1 £400 +3.22% 2
South West -9 1 £210 -23.63% 4
North East - 1 £275 - 1
Durham - 1 £275 - 1
Warrington - 1 - - 2
Crawley - 1 £325 - 1
Dartford - - - - 1
Dorking - - - -
Edinburgh - - - -
Fareham - - - -
Guildford - - - -
Harrow - - - - 1
Isleworth - - - - 1
Kettering - - - -
Kingston Upon Thames - - - - 1

Inversion of Control
Top 30 Related IT Skills

For the 6 months to 26 March 2015, IT contractor jobs within the UK citing Inversion of Control also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Inversion of Control.

1 101 (75.37%) .NET
2 93 (69.40%) C#
3 81 (60.45%) TDD
4 75 (55.97%) SQL Server
5 67 (50.00%) MVC
5 67 (50.00%) Agile Software Development
6 62 (46.27%) .NET Framework
7 58 (43.28%) WCF
8 52 (38.81%) JavaScript
9 50 (37.31%) SQL
9 50 (37.31%) Microsoft
10 49 (36.57%) ASP.NET
11 43 (32.09%) CSS
11 43 (32.09%) HTML
12 40 (29.85%) ADO.NET Entity Framework
13 39 (29.10%) Web Services
14 38 (28.36%) ASP.NET MVC
15 35 (26.12%) XML
16 32 (23.88%) OO
16 32 (23.88%) jQuery
17 31 (23.13%) T-SQL
18 30 (22.39%) SOA
19 29 (21.64%) BDD
20 28 (20.90%) Scrum
21 26 (19.40%) Java
22 25 (18.66%) SQL Server 2008
22 25 (18.66%) NUnit
23 24 (17.91%) WPF
23 24 (17.91%) Dependency Injection
23 24 (17.91%) HTML5

Inversion of Control
Top Related IT Skills by Category

For the 6 months to 26 March 2015, IT contractor jobs within the UK citing Inversion of Control also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Inversion of Control. Up to 20 skills are shown per category.

Application Platforms
1 12 (8.96%) CMS
2 7 (5.22%) BizTalk Server
2 7 (5.22%) SharePoint
2 7 (5.22%) Sitecore CMS
3 6 (4.48%) EPiServer CMS
4 5 (3.73%) Node.js
4 5 (3.73%) Apache
4 5 (3.73%) Tomcat
5 4 (2.99%) Apache Solr
5 4 (2.99%) IIS
6 3 (2.24%) Oracle Coherence
6 3 (2.24%) Jetty
6 3 (2.24%) Umbraco
7 1 (0.75%) Elasticsearch
Applications
1 14 (10.45%) MS Excel
2 4 (2.99%) MS Office
Business Applications
1 7 (5.22%) Dynamics CRM
2 1 (0.75%) Summit
Cloud Services
1 6 (4.48%) Microsoft Azure
2 5 (3.73%) Amazon ElastiCache
2 5 (3.73%) ElastiCache
2 5 (3.73%) Amazon SQS
2 5 (3.73%) Amazon AWS
2 5 (3.73%) Amazon EC2
2 5 (3.73%) Amazon S3
3 2 (1.49%) SaaS
Communications & Networking
1 3 (2.24%) HTTP
2 2 (1.49%) Internet
Database & Business Intelligence
1 75 (55.97%) SQL Server
2 25 (18.66%) SQL Server 2008
3 13 (9.70%) SQL Server 2012
4 8 (5.97%) Oracle Database
5 6 (4.48%) MySQL
6 4 (2.99%) Relational Database
7 3 (2.24%) Oracle9i Database
7 3 (2.24%) Oracle Database 10g
8 2 (1.49%) SQL Server Analysis Services
8 2 (1.49%) SQL Server Reporting Services
8 2 (1.49%) SQL Server Integration Services
8 2 (1.49%) PostgreSQL
9 1 (0.75%) Big Data
9 1 (0.75%) RDBMS
9 1 (0.75%) SQLite
9 1 (0.75%) SQL Server 2005
Development Applications
1 25 (18.66%) NUnit
2 19 (14.18%) Git (software)
3 16 (11.94%) Team Foundation Server
3 16 (11.94%) Visual Studio
4 15 (11.19%) Moq
4 15 (11.19%) SpecFlow
5 13 (9.70%) MSTest
6 11 (8.21%) ProC
6 11 (8.21%) Subversion
6 11 (8.21%) MSBuild
7 9 (6.72%) Rhino Mocks
8 8 (5.97%) ReSharper
9 7 (5.22%) TeamCity
9 7 (5.22%) StyleCop
10 6 (4.48%) NDepend
10 6 (4.48%) NCover
10 6 (4.48%) Maven
10 6 (4.48%) JIRA
10 6 (4.48%) Ant
10 6 (4.48%) NuGet
General
1 20 (14.93%) Finance
2 17 (12.69%) Banking
3 13 (9.70%) Investment Banking
4 4 (2.99%) Back Office
5 3 (2.24%) Financial Institution
6 2 (1.49%) Telecoms
6 2 (1.49%) Manufacturing
6 2 (1.49%) Publishing
7 1 (0.75%) Front Office
Job Titles
1 111 (82.84%) Developer
2 46 (34.33%) .NET Developer
3 36 (26.87%) C# Developer
4 23 (17.16%) C# .NET Developer
5 19 (14.18%) Senior Developer
6 11 (8.21%) Architect
7 10 (7.46%) Senior .NET Developer
8 9 (6.72%) Agile .NET Developer
9 8 (5.97%) Java Developer
10 7 (5.22%) Lead Developer
10 7 (5.22%) Technical Leader
10 7 (5.22%) Agile C# Developer
11 5 (3.73%) Software Developer
12 4 (2.99%) Software Engineer
12 4 (2.99%) Web Developer
12 4 (2.99%) Development Manager
12 4 (2.99%) Senior C# Developer
12 4 (2.99%) PHP Developer
12 4 (2.99%) PHP LAMP Developer
12 4 (2.99%) PHP Zend Developer
Libraries, Frameworks & Software Standards
1 101 (75.37%) .NET
2 62 (46.27%) .NET Framework
3 58 (43.28%) WCF
4 49 (36.57%) ASP.NET
5 43 (32.09%) CSS
5 43 (32.09%) HTML
6 40 (29.85%) ADO.NET Entity Framework
7 39 (29.10%) Web Services
8 38 (28.36%) ASP.NET MVC
9 35 (26.12%) XML
10 32 (23.88%) jQuery
11 24 (17.91%) WPF
11 24 (17.91%) HTML5
12 23 (17.16%) Unity DI Container
13 21 (15.67%) LINQ
14 18 (13.43%) ASP.NET Web API
14 18 (13.43%) KnockoutJS
15 17 (12.69%) NHibernate
16 15 (11.19%) CSS3
16 15 (11.19%) Castle Windsor
Miscellaneous
1 18 (13.43%) Derivative
2 12 (8.96%) Equity Derivative
3 11 (8.21%) Open Source
4 10 (7.46%) Mobile App
5 8 (5.97%) N-Tier
6 5 (3.73%) Computer Science
6 5 (3.73%) Data Integration
7 3 (2.24%) Foreign Exchange (FX)
7 3 (2.24%) Equities
7 3 (2.24%) Hedge funds
8 2 (1.49%) PKI
8 2 (1.49%) Management Information System
8 2 (1.49%) Fixed Income
8 2 (1.49%) Tandem
8 2 (1.49%) Client/Server
8 2 (1.49%) Enterprise Software
9 1 (0.75%) User Experience
9 1 (0.75%) Analytical Skills
9 1 (0.75%) Embedded Systems
9 1 (0.75%) W3C
Operating Systems
1 18 (13.43%) Windows
2 10 (7.46%) UNIX
3 8 (5.97%) Linux
4 2 (1.49%) Red Hat Enterprise Linux
5 1 (0.75%) Windows 8
5 1 (0.75%) Windows Phone 8
5 1 (0.75%) Windows Phone
Processes & Methodologies
1 81 (60.45%) TDD
2 67 (50.00%) MVC
2 67 (50.00%) Agile Software Development
3 32 (23.88%) OO
4 30 (22.39%) SOA
5 29 (21.64%) BDD
6 28 (20.90%) Scrum
7 24 (17.91%) Dependency Injection
8 20 (14.93%) Domain-Driven Design
9 17 (12.69%) Software Engineering
9 17 (12.69%) Continuous Integration
10 16 (11.94%) OOP
11 13 (9.70%) Unit Testing
12 12 (8.96%) MVVM
12 12 (8.96%) Memory Management
13 11 (8.21%) Project Management
13 11 (8.21%) CRM
14 9 (6.72%) Pair Programming
14 9 (6.72%) E-Commerce
14 9 (6.72%) DevOps
Programming Languages
1 93 (69.40%) C#
2 52 (38.81%) JavaScript
3 50 (37.31%) SQL
4 31 (23.13%) T-SQL
5 26 (19.40%) Java
6 9 (6.72%) Groovy
7 8 (5.97%) PHP
7 8 (5.97%) C
8 7 (5.22%) PowerShell
9 6 (4.48%) Scala
9 6 (4.48%) C++
10 5 (3.73%) PL/SQL
10 5 (3.73%) Python
10 5 (3.73%) XQuery
10 5 (3.73%) XPath
10 5 (3.73%) Ruby
11 4 (2.99%) VB6
11 4 (2.99%) VB
12 3 (2.24%) Shell Script
12 3 (2.24%) PHP5
Qualifications
1 9 (6.72%) Degree
2 4 (2.99%) Microsoft Certification
3 3 (2.24%) SC Cleared
3 3 (2.24%) Security Cleared
Quality Assurance & Compliance
1 6 (4.48%) QA
2 2 (1.49%) EMIR
2 2 (1.49%) Dodd-Frank
Vendors
1 50 (37.31%) Microsoft
2 24 (17.91%) Oracle
3 12 (8.96%) Infragistics
4 8 (5.97%) EPiServer
4 8 (5.97%) Sitecore
5 4 (2.99%) Zend
6 3 (2.24%) Red Gate
6 3 (2.24%) Siebel
6 3 (2.24%) Reuters
7 2 (1.49%) Telerik
7 2 (1.49%) Google
7 2 (1.49%) Bloomberg
7 2 (1.49%) Red Hat
7 2 (1.49%) Twitter
8 1 (0.75%) Sybase
8 1 (0.75%) Calypso
8 1 (0.75%) CODA
8 1 (0.75%) Syncfusion
8 1 (0.75%) DevExpress
Bristol, Avon
Oscar Associates (UK) Ltd
Rate: £350 - £400 per day + dep on experience
Posted: 2 days ago
Brighton, East Sussex
Search Consultancy
Rate: £300.00 - £330.00 per day
Posted: 2 days ago