The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for CQRS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CQRS over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

Command-Query Responsibility Segregation (also Command-Query Separation)
East of England / Hertfordshire
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 120 126 162
Rank change year-on-year +6 +36  
Permanent jobs citing CQRS 22 20 13
As % of all permanent IT jobs advertised in Hertfordshire 1.06% 0.87% 0.46%
As % of the Processes & Methodologies category 1.21% 1.00% 0.53%
Number of salaries quoted 22 19 13
Median salary £52,500 £60,000 £35,000
Median salary % change year-on-year -12.50% +71.42%  
UK excluding London median salary £47,500 £45,000 £37,500
% change year-on-year +5.55% +20.00%  

CQRS is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hertfordshire with a requirement for process and methodology skills.

Process & Methodology Skills
Hertfordshire
Permanent job vacancies with a requirement for process and methodology skills 1814 1994 2470
As % of all permanent IT job vacancies advertised in Hertfordshire 87.25% 87.23% 86.51%
Number of salaries quoted 1534 1634 1957
Median salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26%  
90% offered a salary of more than £32,500 £32,500 £31,000
10% offered a salary of more than £72,500 £67,500 £70,000
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

CQRS
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing CQRS as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for CQRS in Hertfordshire

CQRS
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing CQRS in Hertfordshire.

Salary trend for CQRS in Hertfordshire

CQRS
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing CQRS in Hertfordshire over the 3 months to 28 June 2017.

Salary histogram for CQRS in Hertfordshire

CQRS
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CQRS within the Hertfordshire region over the 3 months to 28 June 2017. 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 Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
St Albans -9 8 £52,500 -12.50% 1
Hemel Hempstead - 6 £55,000 -
CQRS
East of England

For the 6 months to 28 June 2017, IT jobs citing CQRS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Hertfordshire region with a requirement for CQRS.

1 51 (100.00%) AngularJS
2 50 (98.04%) RabbitMQ
2 50 (98.04%) Redis
2 50 (98.04%) MVC
2 50 (98.04%) C#
2 50 (98.04%) .NET
2 50 (98.04%) ASP.NET
3 48 (94.12%) NoSQL
3 48 (94.12%) TypeScript
4 47 (92.16%) ASP.NET MVC
5 40 (78.43%) Agile Software Development
6 37 (72.55%) JavaScript
7 36 (70.59%) HTML
7 36 (70.59%) CSS
8 34 (66.67%) Multithreading
8 34 (66.67%) Apache Cordova
9 33 (64.71%) Web Development
10 32 (62.75%) PL/SQL
10 32 (62.75%) SQL
10 32 (62.75%) Oracle
10 32 (62.75%) Concurrent Programming
10 32 (62.75%) Multithreaded Programming
11 19 (37.25%) Analytical Skills
11 19 (37.25%) Finance
12 16 (31.37%) NUnit
12 16 (31.37%) ASP.NET Web API
13 14 (27.45%) Angular 2
13 14 (27.45%) Microservices
13 14 (27.45%) SOLID
13 14 (27.45%) Microsoft Azure

CQRS
Co-occurring IT Skills in Hertfordshire 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 1 (1.96%) CMS
1 1 (1.96%) Elasticsearch
1 1 (1.96%) Tomcat
1 1 (1.96%) Umbraco
Cloud Services
1 14 (27.45%) Microsoft Azure
2 1 (1.96%) TestFlight
Communications & Networking
1 1 (1.96%) HTTP
Database & Business Intelligence
1 50 (98.04%) Redis
2 48 (94.12%) NoSQL
3 14 (27.45%) SQL Server
4 2 (3.92%) Apache Cassandra
5 1 (1.96%) PostgreSQL
Development Applications
1 16 (31.37%) NUnit
2 14 (27.45%) Moq
2 14 (27.45%) SpecFlow
3 2 (3.92%) Grunt
3 2 (3.92%) TeamCity
4 1 (1.96%) Bower
4 1 (1.96%) EasyMock
4 1 (1.96%) Eclipse
4 1 (1.96%) Jenkins
4 1 (1.96%) JUnit
4 1 (1.96%) Maven
4 1 (1.96%) Mockito
4 1 (1.96%) Selenium
4 1 (1.96%) TestFairy
General
1 19 (37.25%) Finance
Job Titles
1 51 (100.00%) Developer
2 45 (88.24%) C# Developer
3 27 (52.94%) .NET Developer
4 22 (43.14%) C# .NET Developer
5 14 (27.45%) .NET Software Developer
5 14 (27.45%) C# Software Developer
5 14 (27.45%) Senior Developer
6 13 (25.49%) Software Developer
7 11 (21.57%) Senior C# Developer
8 10 (19.61%) Senior .NET Developer
9 8 (15.69%) Angular Developer
10 7 (13.73%) HTML CSS Developer
10 7 (13.73%) HTML Developer
10 7 (13.73%) Senior C# .NET Developer
11 6 (11.76%) ASP.NET MVC Developer
11 6 (11.76%) JavaScript Developer
11 6 (11.76%) Lead Developer
12 4 (7.84%) Lead C# Developer
13 3 (5.88%) C# ASP.NET Developer
13 3 (5.88%) Lead .NET Developer
Libraries, Frameworks & Software Standards
1 51 (100.00%) AngularJS
2 50 (98.04%) .NET
2 50 (98.04%) ASP.NET
2 50 (98.04%) RabbitMQ
3 47 (92.16%) ASP.NET MVC
4 36 (70.59%) CSS
4 36 (70.59%) HTML
5 34 (66.67%) Apache Cordova
6 16 (31.37%) ASP.NET Web API
7 14 (27.45%) .NET Framework
7 14 (27.45%) Angular 2
7 14 (27.45%) Entity Framework
7 14 (27.45%) MSMQ
7 14 (27.45%) WebRTC
8 13 (25.49%) .NET Core
9 4 (7.84%) SignalR
10 3 (5.88%) ASP.NET MVC 5
10 3 (5.88%) CSS3
10 3 (5.88%) HTML5
11 2 (3.92%) WebSockets
Miscellaneous
1 19 (37.25%) Analytical Skills
2 14 (27.45%) Social Media
3 13 (25.49%) Computer Science
4 1 (1.96%) Mobile App
Operating Systems
1 1 (1.96%) Linux
1 1 (1.96%) Windows
Processes & Methodologies
1 50 (98.04%) MVC
2 40 (78.43%) Agile Software Development
3 34 (66.67%) Multithreading
4 33 (64.71%) Web Development
5 32 (62.75%) Concurrent Programming
5 32 (62.75%) Multithreaded Programming
6 14 (27.45%) BDD
6 14 (27.45%) Microservices
6 14 (27.45%) SOLID
7 7 (13.73%) Scrum
8 4 (7.84%) Continuous Improvement
8 4 (7.84%) Mathematics
9 3 (5.88%) Software Engineering
10 2 (3.92%) Low Latency
10 2 (3.92%) OOD
10 2 (3.92%) Open Source
10 2 (3.92%) Open Source Development
10 2 (3.92%) TDD
11 1 (1.96%) Continuous Deployment
11 1 (1.96%) Physics
Programming Languages
1 50 (98.04%) C#
2 48 (94.12%) TypeScript
3 37 (72.55%) JavaScript
4 32 (62.75%) PL/SQL
4 32 (62.75%) SQL
5 1 (1.96%) Java
5 1 (1.96%) Shell Script
Qualifications
1 3 (5.88%) Degree
Vendors
1 32 (62.75%) Oracle
2 2 (3.92%) Microsoft
St. Albans, Hertfordshire
Understanding Recruitment
Salary: £55000 - £70000 per annum + Benefits + 10% Bonus
Posted: Yesterday
Watford, Hertfordshire
Austin Fraser
Salary: £65000 - £70000 per annum
Posted: Yesterday