The table below looks at the statistics for CQRS skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited CQRS over the 3 months to 19 September 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
19 Sep 2014
Same period 2013 Same period 2012
Command-Query Responsibility Segregation (also Command-Query Separation)
Rank 589 549 589
Rank change year-on-year
-40 +40
Contract jobs citing CQRS 23 37 15
As % of all contract IT jobs located in the UK 0.040% 0.070% 0.026%
As % of the Processes & Methodologies category 0.054% 0.095% 0.036%
Number of daily rates quoted 20 19 11
Average daily rate
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£500 £400 £400
Average daily rate % change year-on-year
+25.00% -
90% offered a daily rate of more than £373 £375 £363
10% offered a daily rate of more than £505 £450 £650
UK excluding London average daily rate £500 £450 -
% change year-on-year
+11.11% -
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 Processes & Methodologies category in contract jobs advertised across the UK.

Processes & Methodologies Category
UK
Contract IT job ads with a match in the
Processes & Methodologies category
42716 39097 41510
As % of all contract IT jobs located in the UK 74.16% 74.10% 72.00%
Number of daily rates quoted 26685 24121 24021
Average daily rate £413 £400 £400
Average daily rate % change year-on-year
+3.12% -
90% offered a daily rate of more than £275 £275 £265
10% offered a daily rate of more than £575 £575 £575
UK excluding London average daily rate £375 £370 £363
% change year-on-year
+1.35% +2.06%
Number of hourly rates quoted 1186 1114 1519
Average hourly rate £24.00 £27.50 £31.00
Average hourly rate % change year-on-year
-12.72% -11.29%
90% offered a hourly rate of more than £12.57 £12.00 £12.50
10% offered a hourly rate of more than £53.50 £50.00 £45.50
UK excluding London average hourly rate £26.25 £30.00 £30.00
% change year-on-year
-12.50% -

CQRS
Jobs Demand Trend

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

CQRS Jobs Demand Trend in the UK

CQRS
Daily Rate Trend

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

CQRS Daily Rate Trend in the UK

CQRS
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing CQRS within the UK over the 3 months to 19 September 2014.

CQRS Daily Rate Histogram in the UK

CQRS
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 CQRS within the UK over the 3 months to 19 September 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
England -24 22 £500 +25.00% 15
London +15 18 £500 +25.00% 6
City of London +34 7 £400 -20.00% 2
South East +1 4 £500 - 1
South Wales - - - -
South West - - - - 1
Wales - - - -
West Midlands - - - -
North West - - - - 6
East of England - - - - 1
Manchester - - - - 5
Reading - - - -
Ross-on-Wye - - - -
St Albans - - - - 1
Wokingham - - - -
Berkshire - - - - 1
East Sussex - - - -
Herefordshire - - - -
Hertfordshire - - - - 1
Lancashire - - - - 1
Oxfordshire - - - -
Surrey - - - -
Wiltshire - - - - 1
Blackpool - - - - 1
Bolton - - - -
Brighton - - - -
Bristol - - - -
Cardiff - - - -
Chippenham - - - - 1
Guildford - - - -

CQRS
Top 30 Related IT Skills

For the 6 months to 19 September 2014, IT contractor jobs within the UK 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 35 (85.37%) C#
1 35 (85.37%) Agile Software Development
2 33 (80.49%) TDD
2 33 (80.49%) .NET
3 27 (65.85%) Domain-Driven Design
4 19 (46.34%) BDD
5 18 (43.90%) RabbitMQ
5 18 (43.90%) MVC
6 17 (41.46%) ASP.NET
7 15 (36.59%) SQL Server
7 15 (36.59%) Microsoft
7 15 (36.59%) ASP.NET MVC
8 14 (34.15%) Scrum
9 12 (29.27%) NUnit
9 12 (29.27%) Microsoft Azure
9 12 (29.27%) Rhino Mocks
10 11 (26.83%) NHibernate
10 11 (26.83%) WPF
10 11 (26.83%) Finance
11 10 (24.39%) OO
11 10 (24.39%) SQL
12 9 (21.95%) HTML
12 9 (21.95%) HTTP
12 9 (21.95%) Blog
13 8 (19.51%) Continuous Integration
13 8 (19.51%) PaaS
13 8 (19.51%) Java
14 7 (17.07%) JavaScript
14 7 (17.07%) Python
14 7 (17.07%) MSTest

CQRS
Top Related IT Skills by Category

For the 6 months to 19 September 2014, IT contractor jobs within the UK 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 (4.88%) Elasticsearch
Applications
1 6 (14.63%) MS Excel
Cloud Services
1 12 (29.27%) Microsoft Azure
2 8 (19.51%) PaaS
3 4 (9.76%) GitHub
4 3 (7.32%) Cloud Computing
Communications & Networking
1 9 (21.95%) HTTP
2 2 (4.88%) SSL
3 1 (2.44%) tcpdump
3 1 (2.44%) Wireshark
Database & Business Intelligence
1 15 (36.59%) SQL Server
2 6 (14.63%) MongoDB
2 6 (14.63%) NoSQL
2 6 (14.63%) Azure SQL Database
3 3 (7.32%) SQL Server 2008
4 2 (4.88%) RavenDB
4 2 (4.88%) HBase
4 2 (4.88%) Apache Cassandra
4 2 (4.88%) Hadoop
4 2 (4.88%) Big Data
4 2 (4.88%) Redis
5 1 (2.44%) Oracle Database
5 1 (2.44%) Relational Database
5 1 (2.44%) SQL Server 2012
5 1 (2.44%) RDBMS
5 1 (2.44%) Oracle Database 11g
Development Applications
1 12 (29.27%) NUnit
1 12 (29.27%) Rhino Mocks
2 7 (17.07%) MSTest
2 7 (17.07%) TeamCity
3 5 (12.20%) Git (software)
4 4 (9.76%) Visual Studio
5 3 (7.32%) JUnit
5 3 (7.32%) Team Foundation Server
6 2 (4.88%) JIRA
6 2 (4.88%) ReSharper
6 2 (4.88%) Jenkins
6 2 (4.88%) Cucumber
7 1 (2.44%) Octopus Deploy
7 1 (2.44%) xUnit.net
7 1 (2.44%) Eclipse
7 1 (2.44%) Subversion
7 1 (2.44%) Maven
7 1 (2.44%) Moq
7 1 (2.44%) Mercurial
General
1 11 (26.83%) Finance
2 5 (12.20%) Banking
3 4 (9.76%) Back Office
4 2 (4.88%) Telecoms
5 1 (2.44%) Investment Banking
5 1 (2.44%) Retail
5 1 (2.44%) Games
Job Titles
1 31 (75.61%) Developer
2 17 (41.46%) C# Developer
3 9 (21.95%) .NET Developer
4 6 (14.63%) C# .NET Developer
4 6 (14.63%) Java Developer
5 5 (12.20%) Python Developer
5 5 (12.20%) Scala Developer
6 4 (9.76%) Agile Java Developer
7 3 (7.32%) Consultant
8 2 (4.88%) Agile C# Developer
8 2 (4.88%) Senior Developer
8 2 (4.88%) Architect
9 1 (2.44%) Product Owner
9 1 (2.44%) Software Developer
9 1 (2.44%) ASP.NET Developer
9 1 (2.44%) Senior Software Developer
9 1 (2.44%) Senior C# Developer
9 1 (2.44%) Software Engineer
9 1 (2.44%) Technical Architect
9 1 (2.44%) QA Leader
Libraries, Frameworks & Software Standards
1 33 (80.49%) .NET
2 18 (43.90%) RabbitMQ
3 17 (41.46%) ASP.NET
4 15 (36.59%) ASP.NET MVC
5 11 (26.83%) NHibernate
5 11 (26.83%) WPF
6 9 (21.95%) HTML
7 7 (17.07%) ASP.NET MVC 4
8 6 (14.63%) ASP.NET Web API
8 6 (14.63%) WCF
8 6 (14.63%) HTML5
8 6 (14.63%) Castle Windsor
9 4 (9.76%) Backbone.js
9 4 (9.76%) .NET Framework
9 4 (9.76%) REST
9 4 (9.76%) XML
10 3 (7.32%) JSON
10 3 (7.32%) RESTful
10 3 (7.32%) jQuery
11 2 (4.88%) OAuth
Miscellaneous
1 9 (21.95%) Blog
2 4 (9.76%) Open Source
3 2 (4.88%) Derivative
3 2 (4.88%) Market Risk
3 2 (4.88%) Hedge funds
4 1 (2.44%) Mobile App
4 1 (2.44%) Foreign Exchange (FX)
4 1 (2.44%) Reference Data
4 1 (2.44%) FMCG
Operating Systems
1 4 (9.76%) Windows
2 1 (2.44%) Apple iOS
2 1 (2.44%) Android
Processes & Methodologies
1 35 (85.37%) Agile Software Development
2 33 (80.49%) TDD
3 27 (65.85%) Domain-Driven Design
4 19 (46.34%) BDD
5 18 (43.90%) MVC
6 14 (34.15%) Scrum
7 10 (24.39%) OO
8 8 (19.51%) Continuous Integration
9 6 (14.63%) Multithreading
9 6 (14.63%) Kanban
9 6 (14.63%) Enterprise Architecture
10 4 (9.76%) OOP
11 3 (7.32%) SOA
11 3 (7.32%) Unit Testing
12 2 (4.88%) Risk Analysis
12 2 (4.88%) Complex Event Processing
12 2 (4.88%) Risk Management
12 2 (4.88%) Software Engineering
12 2 (4.88%) Build Automation
13 1 (2.44%) DevOps
Programming Languages
1 35 (85.37%) C#
2 10 (24.39%) SQL
3 8 (19.51%) Java
4 7 (17.07%) JavaScript
4 7 (17.07%) Python
5 5 (12.20%) Scala
6 4 (9.76%) F#
7 3 (7.32%) PL/SQL
8 2 (4.88%) T-SQL
9 1 (2.44%) Shell Script
Qualifications
1 2 (4.88%) Degree
Quality Assurance & Compliance
1 1 (2.44%) QA
1 1 (2.44%) PCI DSS
System Software
1 2 (4.88%) HDFS
Systems Management
1 2 (4.88%) Puppet
1 2 (4.88%) Opscode Chef
Vendors
1 15 (36.59%) Microsoft
2 2 (4.88%) Google
2 2 (4.88%) Oracle
2 2 (4.88%) WSO2
3 1 (2.44%) JBoss