Period
to 20 November 2017

The following table provides summary statistics for contract job vacancies advertised in the West Midlands 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 20 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 > West Midlands
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 183 207 174
Rank change year-on-year +24 -33 -7
Contract jobs citing Inversion of Control 4 4 2
As % of all contract IT jobs advertised in the West Midlands 0.083% 0.065% 0.040%
As % of the Processes & Methodologies category 0.10% 0.079% 0.051%
Number of daily rates quoted 4 1 1
West Midlands median daily rate £350 £288 £275
Median daily rate % change year-on-year +21.74% +4.55% -44.30%
England median daily rate £479 £380 £400
% change year-on-year +25.99% -5.00% -5.88%
Number of hourly rates quoted 0 0 0
West Midlands 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 West Midlands with a requirement for process or methodology skills.

All Process and Methodology Skills
West Midlands
Contract vacancies with a requirement for process or methodology skills 3985 5084 3929
As % of all contract IT jobs advertised in the West Midlands 82.99% 83.00% 79.17%
Number of daily rates quoted 2539 3044 2252
West Midlands median daily rate £400 £400 £375
Median daily rate % change year-on-year - +6.67% +7.14%
10th Percentile £244 £250 £236
90th Percentile £550 £550 £531
England median daily rate £450 £425 £423
% change year-on-year +5.88% +0.59% +5.63%
Number of hourly rates quoted 142 135 179
West Midlands median hourly rate £25.00 £18.00 £20.00
Median hourly rate % change year-on-year +38.89% -10.00% -1.23%
10th Percentile £11.75 £10.75 £11.20
90th Percentile £48.63 £39.50 £43.75
England median hourly rate £24.00 £24.42 £22.50
% change year-on-year -1.72% +8.53% +18.42%

Inversion of Control
Job Vacancy Trend in the West Midlands

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

Job vacancy trend for Inversion of Control in the West Midlands

Inversion of Control
Contractor Daily Rate Trend in the West Midlands

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

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

Inversion of Control
Contract Job Locations in the West Midlands

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 West Midlands region over the 6 months to 20 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
Staffordshire +11 4 £350 - 2
Inversion of Control
England

For the 6 months to 20 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 West Midlands region with a requirement for Inversion of Control.

1 4 (100.00%) HTML
1 4 (100.00%) SQL
1 4 (100.00%) .NET
1 4 (100.00%) Microsoft
1 4 (100.00%) MVC
1 4 (100.00%) JIRA
1 4 (100.00%) CSS
1 4 (100.00%) jQuery
1 4 (100.00%) AccuRev
1 4 (100.00%) Dependency Injection
1 4 (100.00%) NoSQL
1 4 (100.00%) Greenfield Project
2 3 (75.00%) Elixir
2 3 (75.00%) API Development
2 3 (75.00%) SOLID
2 3 (75.00%) Go
2 3 (75.00%) TypeScript
2 3 (75.00%) Functional Programming
2 3 (75.00%) Erlang
3 1 (25.00%) E-Commerce
3 1 (25.00%) Computer Science
3 1 (25.00%) WCF
3 1 (25.00%) WPF
3 1 (25.00%) Agile Software Development
3 1 (25.00%) Web Development
3 1 (25.00%) Degree
3 1 (25.00%) SQL Server
3 1 (25.00%) JavaScript
3 1 (25.00%) Web Application Development
3 1 (25.00%) C#

Inversion of Control
Co-occurring IT Skills in the West Midlands 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 4 (100.00%) NoSQL
2 1 (25.00%) SQL Server
Development Applications
1 4 (100.00%) AccuRev
1 4 (100.00%) JIRA
Job Titles
1 4 (100.00%) Developer
2 1 (25.00%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 4 (100.00%) .NET
1 4 (100.00%) CSS
1 4 (100.00%) HTML
1 4 (100.00%) jQuery
2 1 (25.00%) WCF
2 1 (25.00%) WPF
Miscellaneous
1 4 (100.00%) Greenfield Project
2 1 (25.00%) Computer Science
Processes & Methodologies
1 4 (100.00%) Dependency Injection
1 4 (100.00%) MVC
2 3 (75.00%) API Development
2 3 (75.00%) Functional Programming
2 3 (75.00%) SOLID
3 1 (25.00%) Agile Software Development
3 1 (25.00%) E-Commerce
3 1 (25.00%) Web Application Development
3 1 (25.00%) Web Development
Programming Languages
1 4 (100.00%) SQL
2 3 (75.00%) Elixir
2 3 (75.00%) Erlang
2 3 (75.00%) Go
2 3 (75.00%) TypeScript
3 1 (25.00%) C#
3 1 (25.00%) JavaScript
Qualifications
1 1 (25.00%) Degree
Vendors
1 4 (100.00%) Microsoft