Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in the East of England 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 6 months to 24 November 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 > East of England
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 196 196 213
Rank change year-on-year 0 +17 +2
Contract jobs citing Inversion of Control 3 2 1
As % of all contract IT jobs advertised in the East of England 0.058% 0.041% 0.017%
As % of the Processes & Methodologies category 0.070% 0.050% 0.021%
Number of daily rates quoted 6 2 1
East of England median daily rate £325 £325 £275
Median daily rate % change year-on-year - +18.18% -29.03%
10th Percentile £313 £313 £263
90th Percentile £356 £338 £288
England median daily rate £475 £380 £400
% change year-on-year +25.00% -5.00% -5.88%
Number of hourly rates quoted 0 0 0
East of England median hourly rate - - -
England median hourly rate - - -

Inversion of Control is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the East of England with a requirement for process or methodology skills.

All Process and Methodology Skills
East of England
Contract vacancies with a requirement for process or methodology skills 4269 3972 4677
As % of all contract IT jobs advertised in the East of England 82.73% 81.44% 78.94%
Number of daily rates quoted 2462 2303 2727
East of England median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £250 £224 £234
90th Percentile £575 £550 £550
England median daily rate £450 £425 £425
% change year-on-year +5.88% - +6.25%
Number of hourly rates quoted 260 323 400
East of England median hourly rate £31.50 £32.00 £23.63
Median hourly rate % change year-on-year -1.56% +35.45% -1.56%
10th Percentile £11.52 £13.75 £11.50
90th Percentile £49.75 £47.50 £45.43
England median hourly rate £24.00 £24.00 £22.50
% change year-on-year - +6.67% +18.42%

Inversion of Control
Job Vacancy Trend in the East of England

Job postings citing Inversion of Control as a percentage of all IT jobs advertised in the East of England.

Job vacancy trend for Inversion of Control in the East of England

Inversion of Control
Contractor Daily Rate Trend in the East of England

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

Contractor daily rate trend for Inversion of Control in the East of England

Inversion of Control
Contract Job Locations in the East of England

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 East of England region over the 6 months to 24 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hertfordshire - 2 £325 - 1
Suffolk +11 1 £338 +3.85%
Cambridgeshire - 1 £325 - 1
Inversion of Control
England

For the 6 months to 24 November 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 East of England region with a requirement for Inversion of Control.

1 3 (100.00%) C#
1 3 (100.00%) .NET
1 3 (100.00%) SQL Server
2 2 (66.67%) SOLID
2 2 (66.67%) WCF
2 2 (66.67%) Team Foundation Server
2 2 (66.67%) Agile Software Development
2 2 (66.67%) TDD
2 2 (66.67%) MVC
2 2 (66.67%) Finance
2 2 (66.67%) Migration
2 2 (66.67%) SDLC
2 2 (66.67%) Microsoft
3 1 (33.33%) ASP.NET
3 1 (33.33%) CSS
3 1 (33.33%) Data Warehouse
3 1 (33.33%) SQL Server Integration Services
3 1 (33.33%) .NET Framework
3 1 (33.33%) KnockoutJS
3 1 (33.33%) SQL Server 2012
3 1 (33.33%) LESS
3 1 (33.33%) AngularJS
3 1 (33.33%) Twitter Bootstrap
3 1 (33.33%) Enterprise Software
3 1 (33.33%) TypeScript
3 1 (33.33%) Performance Tuning
3 1 (33.33%) NLog
3 1 (33.33%) StructureMap
3 1 (33.33%) Entity Framework
3 1 (33.33%) RESTful

Inversion of Control
Co-occurring IT Skills in the East of England 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:

Database & Business Intelligence
1 3 (100.00%) SQL Server
2 1 (33.33%) Data Warehouse
2 1 (33.33%) SQL Server 2012
2 1 (33.33%) SQL Server Integration Services
Development Applications
1 2 (66.67%) Team Foundation Server
General
1 2 (66.67%) Finance
Job Titles
1 3 (100.00%) .NET Developer
1 3 (100.00%) C# .NET Developer
1 3 (100.00%) C# Developer
1 3 (100.00%) Developer
2 2 (66.67%) ASP.NET MVC Developer
2 2 (66.67%) Senior .NET Developer
2 2 (66.67%) Senior C# .NET Developer
2 2 (66.67%) Senior C# Developer
2 2 (66.67%) Senior Developer
2 2 (66.67%) Senior SQL Developer
2 2 (66.67%) Senior SQL Server Developer
2 2 (66.67%) SQL Developer
2 2 (66.67%) SQL Server Developer
3 1 (33.33%) Angular Developer
3 1 (33.33%) C# WCF Developer
3 1 (33.33%) SSIS Developer
3 1 (33.33%) WCF Developer
Libraries, Frameworks & Software Standards
1 3 (100.00%) .NET
2 2 (66.67%) WCF
3 1 (33.33%) .NET Framework
3 1 (33.33%) AngularJS
3 1 (33.33%) ASP.NET
3 1 (33.33%) CSS
3 1 (33.33%) Entity Framework
3 1 (33.33%) KnockoutJS
3 1 (33.33%) LESS
3 1 (33.33%) NLog
3 1 (33.33%) RESTful
3 1 (33.33%) StructureMap
3 1 (33.33%) Twitter Bootstrap
Miscellaneous
1 1 (33.33%) Enterprise Software
Processes & Methodologies
1 2 (66.67%) Agile Software Development
1 2 (66.67%) Migration
1 2 (66.67%) MVC
1 2 (66.67%) SDLC
1 2 (66.67%) SOLID
1 2 (66.67%) TDD
2 1 (33.33%) Performance Tuning
Programming Languages
1 3 (100.00%) C#
2 1 (33.33%) TypeScript
Vendors
1 2 (66.67%) Microsoft