The table below looks at the statistics for CQRS skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited CQRS over the 3 months to 21 February 2017 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
21 Feb 2017
Same period 2016 Same period 2015
Command-Query Responsibility Segregation (also Command-Query Separation)
London / City of London
Rank 151 - 189
Rank change year-on-year
- 0
Contract jobs citing CQRS 2 0 2
As % of all contract IT jobs located in the City of London 0.068% - 0.039%
As % of the Processes & Methodologies category 0.080% - 0.047%
Number of daily rates quoted 2 0 1
Median daily rate £625 - £375
UK excluding London median daily rate £525 £375 £413
% change year-on-year
+40.00% -9.09%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - £7.69

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the City of London region.

Processes & Methodologies Category
City of London
Contract IT job ads with a match in the
Processes & Methodologies category
2494 2719 4248
As % of all contract IT jobs located in the City of London 84.57% 86.62% 82.79%
Number of daily rates quoted 1981 2157 3315
Median daily rate £500 £475 £450
Median daily rate % change year-on-year
+5.26% +5.55%
90% offered a daily rate of more than £345 £325 £313
10% offered a daily rate of more than £625 £625 £625
UK excluding London median daily rate £410 £400 £400
% change year-on-year
+2.50% -
Number of hourly rates quoted 14 30 32
Median hourly rate £21.75 £22.00 £22.69
Median hourly rate % change year-on-year
-1.13% -3.04%
90% offered a hourly rate of more than £13.50 £13.00 £13.10
10% offered a hourly rate of more than £80.00 £53.00 £45.50
UK excluding London median hourly rate £35.75 £40.00 £27.50
% change year-on-year
-10.62% +45.45%

CQRS
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing CQRS as a proportion of all IT contracts with a match in the Processes & Methodologies category.

CQRS Jobs Demand Trend in the City of London

CQRS
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing CQRS across the City of London region.

CQRS Daily Rate Trend in the City of London

CQRS
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing CQRS across the City of London region over the 3 months to 21 February 2017.

CQRS Daily Rate Histogram in the City of London

CQRS
Top 30 Related IT Skills in the City of London

For the 6 months to 21 February 2017, IT contractor jobs citing CQRS 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 City of London region with a requirement for CQRS.

1 8 (100.00%) C#
1 8 (100.00%) HTML
1 8 (100.00%) JavaScript
1 8 (100.00%) SQL
1 8 (100.00%) SQL Server
1 8 (100.00%) jQuery
2 7 (87.50%) HTML5
2 7 (87.50%) CSS3
2 7 (87.50%) CSS
3 6 (75.00%) WinForms
3 6 (75.00%) HBase
3 6 (75.00%) WPF
3 6 (75.00%) REST
3 6 (75.00%) Apache Cassandra
3 6 (75.00%) Performance Testing
3 6 (75.00%) AngularJS
3 6 (75.00%) Twitter Bootstrap
4 5 (62.50%) Performance Tuning
4 5 (62.50%) Microservices
4 5 (62.50%) Banking
4 5 (62.50%) Investment Banking
5 2 (25.00%) Agile Software Development
5 2 (25.00%) TDD
5 2 (25.00%) NUnit
5 2 (25.00%) SOA
5 2 (25.00%) WCF
5 2 (25.00%) MVC
5 2 (25.00%) T-SQL
5 2 (25.00%) .NET
5 2 (25.00%) SDLC

CQRS
Top Related IT Skills in the City of 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:

Applications
1 1 (12.50%) MS Excel
Database & Business Intelligence
1 8 (100.00%) SQL Server
2 6 (75.00%) Apache Cassandra
2 6 (75.00%) HBase
Development Applications
1 2 (25.00%) Moq
1 2 (25.00%) MSTest
1 2 (25.00%) NUnit
1 2 (25.00%) Rhino Mocks
General
1 5 (62.50%) Banking
1 5 (62.50%) Investment Banking
Job Titles
1 8 (100.00%) Developer
2 5 (62.50%) Digital Developer
3 3 (37.50%) C# Developer
4 2 (25.00%) Agile C# Developer
4 2 (25.00%) Agile Developer
5 1 (12.50%) Angular Developer
5 1 (12.50%) HTML Developer
5 1 (12.50%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 8 (100.00%) HTML
1 8 (100.00%) jQuery
2 7 (87.50%) CSS
2 7 (87.50%) CSS3
2 7 (87.50%) HTML5
3 6 (75.00%) AngularJS
3 6 (75.00%) REST
3 6 (75.00%) Twitter Bootstrap
3 6 (75.00%) WinForms
3 6 (75.00%) WPF
4 2 (25.00%) .NET
4 2 (25.00%) Polymer
4 2 (25.00%) RESTful
4 2 (25.00%) StructureMap
4 2 (25.00%) Unity DI Container
4 2 (25.00%) WCF
Processes & Methodologies
1 6 (75.00%) Performance Testing
2 5 (62.50%) Microservices
2 5 (62.50%) Performance Tuning
3 2 (25.00%) Agile Software Development
3 2 (25.00%) Dependency Injection
3 2 (25.00%) Domain-Driven Design
3 2 (25.00%) MVC
3 2 (25.00%) SDLC
3 2 (25.00%) SOA
3 2 (25.00%) TDD
3 2 (25.00%) Web Application Development
4 1 (12.50%) Stakeholder Management
Programming Languages
1 8 (100.00%) C#
1 8 (100.00%) JavaScript
1 8 (100.00%) SQL
2 2 (25.00%) T-SQL