The table below looks at the statistics for CQRS skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited CQRS over the 3 months to 11 December 2016 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
11 Dec 2016
Same period 2015 Same period 2014
Command-Query Responsibility Segregation (also Command-Query Separation)
Rank 564 611 602
Rank change year-on-year
+47 -9
Contract jobs citing CQRS 57 41 33
As % of all contract IT jobs located in the UK 0.11% 0.075% 0.059%
As % of the Processes & Methodologies category 0.14% 0.092% 0.076%
Number of daily rates quoted 45 21 29
Median daily rate £463 £500 £500
Median daily rate % change year-on-year
-7.50% -
90% offered a daily rate of more than £350 £330 £338
10% offered a daily rate of more than £615 £500 £600
UK excluding London median daily rate £400 £375 £375
% change year-on-year
+6.66% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median 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
40908 44595 43525
As % of all contract IT jobs located in the UK 82.53% 81.21% 77.24%
Number of daily rates quoted 27246 28922 28350
Median daily rate £450 £425 £420
Median daily rate % change year-on-year
+5.88% +1.19%
90% offered a daily rate of more than £300 £298 £275
10% offered a daily rate of more than £600 £600 £600
UK excluding London median daily rate £413 £400 £387
% change year-on-year
+3.12% +3.35%
Number of hourly rates quoted 1079 1334 1197
Median hourly rate £29.50 £30.00 £25.00
Median hourly rate % change year-on-year
-1.66% +20.00%
90% offered a hourly rate of more than £12.50 £12.35 £11.75
10% offered a hourly rate of more than £50.00 £50.00 £50.00
UK excluding London median hourly rate £30.00 £33.00 £25.00
% change year-on-year
-9.09% +32.00%

CQRS
Jobs Demand Trend

The demand trend of contract jobs citing CQRS as a proportion of all IT contracts with a match in 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 11 December 2016.

CQRS Daily Rate Histogram in the UK

CQRS
Top 19 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CQRS within the UK over the 3 months to 11 December 2016. 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +37 52 £463 -7.50% 11
London +18 39 £488 -2.50% 6
Coventry - 8 £378 -
West Midlands - 8 £378 - 1
City of London +4 7 £700 +27.27% 3
West Wales - 5 £425 -
Wales - 5 £425 -
Swansea - 5 £425 -
South West +7 2 £450 +20.00% 2
South East - 2 £475 - 1
Surrey - 2 £475 -
Guildford - 2 £475 -
Bristol +5 1 £450 +20.00% 2
Croydon -23 1 £463 -
Wiltshire - 1 - -
Swindon - 1 - -
South Yorkshire - 1 £475 -
Sheffield - 1 £475 -
Yorkshire - 1 £475 -

CQRS
Top 30 Related IT Skills

For the 6 months to 11 December 2016, 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 with a requirement for CQRS.

1 119 (77.27%) Agile Software Development
2 107 (69.48%) TDD
3 85 (55.19%) AngularJS
4 78 (50.65%) BDD
5 76 (49.35%) C#
6 75 (48.70%) Java
7 70 (45.45%) .NET
7 70 (45.45%) Microservices
8 65 (42.21%) MVC
8 65 (42.21%) REST
8 65 (42.21%) Domain-Driven Design
9 63 (40.91%) JavaScript
10 62 (40.26%) SQL Server
11 60 (38.96%) SQL
11 60 (38.96%) HTML
11 60 (38.96%) Microsoft Azure
12 55 (35.71%) ASP.NET
13 54 (35.06%) Scrum
13 54 (35.06%) Spring
14 52 (33.77%) CSS
15 49 (31.82%) Continuous Integration
16 47 (30.52%) ASP.NET MVC
17 46 (29.87%) HTML5
18 38 (24.68%) RabbitMQ
19 37 (24.03%) Continuous Improvement
19 37 (24.03%) DevOps
20 36 (23.38%) ASP.NET Web API
20 36 (23.38%) jQuery
21 35 (22.73%) Kanban
22 34 (22.08%) SOAP

CQRS
Top Related IT Skills 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:

Application Platforms
1 22 (14.29%) Elasticsearch
2 4 (2.60%) Apache Spark
3 3 (1.95%) Apache
4 2 (1.30%) JBoss
5 1 (0.65%) BizTalk Server
5 1 (0.65%) SharePoint
5 1 (0.65%) Tomcat
Applications
1 1 (0.65%) MS Excel
Business Applications
1 2 (1.30%) SAP Oil and Gas
Cloud Services
1 60 (38.96%) Microsoft Azure
2 28 (18.18%) Amazon AWS
3 23 (14.94%) GitHub
4 20 (12.99%) Amazon EC2
5 13 (8.44%) IaaS
5 13 (8.44%) PaaS
5 13 (8.44%) SaaS
6 12 (7.79%) Amazon S3
7 1 (0.65%) Amazon Kinesis
7 1 (0.65%) AWS CloudFormation
7 1 (0.65%) AWS Lambda
Communications & Networking
1 5 (3.25%) OpenVPN
2 2 (1.30%) AMQP
2 2 (1.30%) HTTP
2 2 (1.30%) SNMP
3 1 (0.65%) Internet
Database & Business Intelligence
1 62 (40.26%) SQL Server
2 34 (22.08%) NoSQL
3 22 (14.29%) Oracle Database
4 21 (13.64%) Amazon DynamoDB
4 21 (13.64%) Hadoop
5 16 (10.39%) MongoDB
6 15 (9.74%) PostgreSQL
7 12 (7.79%) MySQL
8 10 (6.49%) Relational Database
9 7 (4.55%) Apache Cassandra
9 7 (4.55%) Azure SQL Database
10 6 (3.90%) HBase
11 5 (3.25%) Event Store
12 2 (1.30%) Big Data
12 2 (1.30%) SQL Server 2005
13 1 (0.65%) Apache Hive
13 1 (0.65%) CouchDB
13 1 (0.65%) Redis
Development Applications
1 29 (18.83%) TeamCity
2 24 (15.58%) Cucumber
2 24 (15.58%) JUnit
3 23 (14.94%) Hamcrest
3 23 (14.94%) Mockito
3 23 (14.94%) Octopus Deploy
4 13 (8.44%) Visual Studio Team System
5 10 (6.49%) Jenkins
5 10 (6.49%) Maven
6 8 (5.19%) Gradle
7 7 (4.55%) Team Foundation Server
8 6 (3.90%) Git (software)
8 6 (3.90%) Moq
9 5 (3.25%) MSTest
9 5 (3.25%) NUnit
9 5 (3.25%) Rhino Mocks
9 5 (3.25%) Subversion
10 3 (1.95%) Atlassian Bamboo
10 3 (1.95%) Hudson
10 3 (1.95%) Visual Studio
General
1 29 (18.83%) Finance
2 12 (7.79%) Banking
3 8 (5.19%) Investment Banking
4 3 (1.95%) Marketing
4 3 (1.95%) Telecoms
5 2 (1.30%) Electronics
5 2 (1.30%) Manufacturing
6 1 (0.65%) Advertising
6 1 (0.65%) Financial Institution
6 1 (0.65%) Publishing
6 1 (0.65%) Retail
Job Titles
1 117 (75.97%) Developer
2 60 (38.96%) Java Developer
3 40 (25.97%) Agile Developer
4 35 (22.73%) C# Developer
5 34 (22.08%) Agile Java Developer
6 32 (20.78%) .NET Developer
7 23 (14.94%) C# .NET Developer
8 17 (11.04%) Senior Developer
9 16 (10.39%) ASP.NET Developer
9 16 (10.39%) C# ASP.NET Developer
10 14 (9.09%) Senior Java Developer
11 12 (7.79%) AWS Engineer
11 12 (7.79%) Senior Agile Developer
11 12 (7.79%) Senior Agile Java Developer
12 11 (7.14%) Azure Developer
13 9 (5.84%) C# WPF Developer
13 9 (5.84%) WPF Developer
14 8 (5.19%) DevOps Engineer
15 7 (4.55%) Java Engineer
15 7 (4.55%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 85 (55.19%) AngularJS
2 70 (45.45%) .NET
3 65 (42.21%) REST
4 60 (38.96%) HTML
5 55 (35.71%) ASP.NET
6 54 (35.06%) Spring
7 52 (33.77%) CSS
8 47 (30.52%) ASP.NET MVC
9 46 (29.87%) HTML5
10 38 (24.68%) RabbitMQ
11 36 (23.38%) ASP.NET Web API
11 36 (23.38%) jQuery
12 34 (22.08%) SOAP
13 32 (20.78%) Node.js
14 27 (17.53%) React
15 25 (16.23%) JAX-RS
16 24 (15.58%) .NET Framework
16 24 (15.58%) Entity Framework
17 23 (14.94%) Java EE
17 23 (14.94%) JSP
Miscellaneous
1 26 (16.88%) Public Cloud
2 23 (14.94%) Blog
2 23 (14.94%) User Experience
3 8 (5.19%) Fintech
4 3 (1.95%) Computer Science
4 3 (1.95%) Foreign Exchange (FX)
4 3 (1.95%) Online Banking
5 2 (1.30%) Analytical Skills
5 2 (1.30%) Enterprise Software
5 2 (1.30%) Mathematics
5 2 (1.30%) NHS
5 2 (1.30%) N-Tier
6 1 (0.65%) Derivative
6 1 (0.65%) Economics
6 1 (0.65%) Inversion of Control
6 1 (0.65%) iPad
6 1 (0.65%) Market Risk
6 1 (0.65%) Mobile App
6 1 (0.65%) Virtual Team
6 1 (0.65%) Visualisation
Operating Systems
1 17 (11.04%) Linux
2 10 (6.49%) Unix
3 7 (4.55%) Windows
4 2 (1.30%) Red Hat Enterprise Linux
Processes & Methodologies
1 119 (77.27%) Agile Software Development
2 107 (69.48%) TDD
3 78 (50.65%) BDD
4 70 (45.45%) Microservices
5 65 (42.21%) Domain-Driven Design
5 65 (42.21%) MVC
6 54 (35.06%) Scrum
7 49 (31.82%) Continuous Integration
8 37 (24.03%) Continuous Improvement
8 37 (24.03%) DevOps
9 35 (22.73%) Kanban
10 29 (18.83%) Continuous Delivery
11 27 (17.53%) E-Commerce
11 27 (17.53%) High Availability
12 26 (16.88%) Mentoring
13 24 (15.58%) OO
14 23 (14.94%) Front End Development
14 23 (14.94%) SOLID
15 18 (11.69%) Open Source
16 17 (11.04%) MVVM
Programming Languages
1 76 (49.35%) C#
2 75 (48.70%) Java
3 63 (40.91%) JavaScript
4 60 (38.96%) SQL
5 23 (14.94%) Groovy
5 23 (14.94%) Scala
6 21 (13.64%) Ruby
7 15 (9.74%) T-SQL
8 5 (3.25%) Bash Shell
9 3 (1.95%) PowerShell
10 2 (1.30%) Python
10 2 (1.30%) TypeScript
11 1 (0.65%) C
11 1 (0.65%) Clojure
11 1 (0.65%) VB.NET
Qualifications
1 6 (3.90%) Security Cleared
2 5 (3.25%) SC Cleared
3 3 (1.95%) Degree
4 1 (0.65%) BC Cleared
4 1 (0.65%) BPSS Clearance
Quality Assurance & Compliance
1 20 (12.99%) QA
System Software
1 6 (3.90%) Docker
2 2 (1.30%) Apache Flume
Systems Management
1 23 (14.94%) Opscode Chef
2 8 (5.19%) Ansible
3 4 (2.60%) Kubernetes
3 4 (2.60%) Puppet
4 2 (1.30%) logstash
5 1 (0.65%) Mesos
5 1 (0.65%) SCOM
5 1 (0.65%) Terraform
Vendors
1 25 (16.23%) Oracle
2 23 (14.94%) Microsoft
3 10 (6.49%) Terracotta
4 2 (1.30%) Red Hat
4 2 (1.30%) SAP
4 2 (1.30%) Splunk
5 1 (0.65%) Perforce
5 1 (0.65%) Xamarin
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