The table below looks at the statistics for CQRS skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited CQRS over the 3 months to 21 October 2014 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
21 Oct 2014
Same period 2013 Same period 2012
Command-Query Responsibility Segregation (also Command-Query Separation)
Rank 401 412 401
Rank change year-on-year
+11 -11
Contract jobs citing CQRS 27 7 18
As % of all contract IT jobs located in London 0.11% 0.028% 0.073%
As % of the Processes & Methodologies category 0.14% 0.036% 0.096%
Number of daily rates quoted 25 7 17
Average daily rate
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£500 £400 £500
Average daily rate % change year-on-year
+25.00% -20.00%
90% offered a daily rate of more than £344 £353 £338
10% offered a daily rate of more than £600 £505 £620
UK excluding London average daily rate £500 - -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
CQRS
England

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

Processes & Methodologies Category
London
Contract IT job ads with a match in the
Processes & Methodologies category
19071 19669 18770
As % of all contract IT jobs located in London 77.41% 77.64% 75.61%
Number of daily rates quoted 13778 13777 12793
Average daily rate £450 £450 £450
90% offered a daily rate of more than £303 £300 £300
10% offered a daily rate of more than £600 £600 £600
UK excluding London average daily rate £375 £363 £370
% change year-on-year
+3.44% -2.02%
Number of hourly rates quoted 255 231 331
Average hourly rate £22.50 £21.50 £35.00
Average hourly rate % change year-on-year
+4.65% -38.57%
90% offered a hourly rate of more than £12.50 £13.00 £14.70
10% offered a hourly rate of more than £53.50 £55.00 £50.08
UK excluding London average hourly rate £25.00 £29.00 £27.50
% change year-on-year
-13.79% +5.45%

CQRS
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor jobs citing CQRS across the London region as a proportion of the total demand within the Processes & Methodologies category.

CQRS Jobs Demand Trend in London

CQRS
Daily Rate Trend in London

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

CQRS Daily Rate Trend in London

CQRS
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing CQRS across the London region over the 3 months to 21 October 2014.

CQRS Daily Rate Histogram in London

CQRS
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing CQRS within the London region over the 3 months to 21 October 2014. 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
City of London +23 2 £325 -31.57% 1
CQRS
England

CQRS
Top 30 Related IT Skills in London

For the 6 months to 21 October 2014, IT contractor jobs across the London region citing CQRS 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 CQRS.

1 43 (97.73%) TDD
2 42 (95.45%) Agile Software Development
3 41 (93.18%) C#
3 41 (93.18%) .NET
4 33 (75.00%) BDD
5 27 (61.36%) NUnit
6 26 (59.09%) Microsoft
7 25 (56.82%) Scrum
8 24 (54.55%) MVC
8 24 (54.55%) Domain-Driven Design
9 22 (50.00%) SQL Server
10 21 (47.73%) ASP.NET
11 20 (45.45%) NHibernate
11 20 (45.45%) WPF
11 20 (45.45%) Rhino Mocks
11 20 (45.45%) RabbitMQ
12 18 (40.91%) Blog
13 17 (38.64%) Microsoft Azure
14 16 (36.36%) Finance
14 16 (36.36%) HTML
14 16 (36.36%) HTTP
15 15 (34.09%) ASP.NET MVC
15 15 (34.09%) HTML5
16 14 (31.82%) Castle Windsor
16 14 (31.82%) ASP.NET Web API
16 14 (31.82%) Continuous Integration
17 13 (29.55%) F#
18 11 (25.00%) MSTest
18 11 (25.00%) SQL
19 10 (22.73%) RESTful

CQRS
Top Related IT Skills in London by Category

For the 6 months to 21 October 2014, IT contractor jobs across the London region citing CQRS 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 CQRS. Up to 20 skills are shown per category.

Application Platforms
1 2 (4.55%) Elasticsearch
2 1 (2.27%) JBoss
Applications
1 7 (15.91%) MS Excel
Cloud Services
1 17 (38.64%) Microsoft Azure
2 9 (20.45%) PaaS
3 5 (11.36%) GitHub
Communications & Networking
1 16 (36.36%) HTTP
Database & Business Intelligence
1 22 (50.00%) SQL Server
2 8 (18.18%) Azure SQL Database
3 2 (4.55%) HBase
3 2 (4.55%) Redis
3 2 (4.55%) Big Data
3 2 (4.55%) Hadoop
3 2 (4.55%) MongoDB
3 2 (4.55%) Apache Cassandra
3 2 (4.55%) NoSQL
4 1 (2.27%) SQL Server 2008
Development Applications
1 27 (61.36%) NUnit
2 20 (45.45%) Rhino Mocks
3 11 (25.00%) MSTest
4 7 (15.91%) Selenium
4 7 (15.91%) TeamCity
5 3 (6.82%) JUnit
6 2 (4.55%) Git (software)
6 2 (4.55%) Team Foundation Server
6 2 (4.55%) JIRA
6 2 (4.55%) Cucumber
6 2 (4.55%) Jenkins
7 1 (2.27%) Octopus Deploy
7 1 (2.27%) Visual Studio
7 1 (2.27%) Eclipse
7 1 (2.27%) Maven
General
1 16 (36.36%) Finance
2 1 (2.27%) Banking
2 1 (2.27%) Back Office
Job Titles
1 38 (86.36%) Developer
2 27 (61.36%) C# Developer
3 8 (18.18%) .NET Developer
4 6 (13.64%) C# .NET Developer
5 4 (9.09%) Senior Developer
6 3 (6.82%) Java Developer
6 3 (6.82%) Consultant
6 3 (6.82%) Agile C# Developer
6 3 (6.82%) ASP.NET Developer
6 3 (6.82%) Senior C# Developer
6 3 (6.82%) Senior .NET Developer
7 2 (4.55%) C# ASP.NET Developer
7 2 (4.55%) Software Developer
8 1 (2.27%) Architect
8 1 (2.27%) Technical Architect
8 1 (2.27%) Applications Developer
8 1 (2.27%) Agile Java Developer
8 1 (2.27%) Agile .NET Developer
8 1 (2.27%) Python Developer
8 1 (2.27%) Senior Software Developer
Libraries, Frameworks & Software Standards
1 41 (93.18%) .NET
2 21 (47.73%) ASP.NET
3 20 (45.45%) NHibernate
3 20 (45.45%) WPF
3 20 (45.45%) RabbitMQ
4 16 (36.36%) HTML
5 15 (34.09%) ASP.NET MVC
5 15 (34.09%) HTML5
6 14 (31.82%) Castle Windsor
6 14 (31.82%) ASP.NET Web API
7 10 (22.73%) RESTful
8 8 (18.18%) REST
9 7 (15.91%) ASP.NET MVC 4
10 3 (6.82%) WCF
11 2 (4.55%) ActiveMQ
11 2 (4.55%) SignalR
11 2 (4.55%) Apache Camel
11 2 (4.55%) Kafka
12 1 (2.27%) AngularJS
12 1 (2.27%) Backbone.js
Miscellaneous
1 18 (40.91%) Blog
2 2 (4.55%) Market Risk
2 2 (4.55%) Derivative
2 2 (4.55%) Hedge funds
3 1 (2.27%) Algorithms
3 1 (2.27%) Foreign Exchange (FX)
3 1 (2.27%) Open Source
Operating Systems
1 7 (15.91%) Windows
Processes & Methodologies
1 43 (97.73%) TDD
2 42 (95.45%) Agile Software Development
3 33 (75.00%) BDD
4 25 (56.82%) Scrum
5 24 (54.55%) MVC
5 24 (54.55%) Domain-Driven Design
6 14 (31.82%) Continuous Integration
7 8 (18.18%) Multithreading
8 7 (15.91%) OO
8 7 (15.91%) Enterprise Architecture
9 3 (6.82%) Kanban
10 2 (4.55%) Complex Event Processing
10 2 (4.55%) Risk Analysis
10 2 (4.55%) E-Commerce
10 2 (4.55%) Risk Management
11 1 (2.27%) SOA
11 1 (2.27%) UML
Programming Languages
1 41 (93.18%) C#
2 13 (29.55%) F#
3 11 (25.00%) SQL
4 5 (11.36%) JavaScript
5 4 (9.09%) Java
6 3 (6.82%) PL/SQL
6 3 (6.82%) Python
7 1 (2.27%) T-SQL
7 1 (2.27%) Scala
Quality Assurance & Compliance
1 1 (2.27%) PCI DSS
System Software
1 2 (4.55%) HDFS
Systems Management
1 2 (4.55%) Puppet
1 2 (4.55%) Opscode Chef
1 2 (4.55%) Hadoop YARN
Vendors
1 26 (59.09%) Microsoft
2 1 (2.27%) Oracle