Period
to 23 May 2018

The following table provides summary statistics for permanent job vacancies with a requirement for CQRS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CQRS over the 6 months to 23 May 2018 with a comparison to the same period in the previous 2 years.

Command-Query Responsibility Segregation (also Command-Query Separation)
UK
6 months to
23 May 2018
Same period 2017 Same period 2016
Rank 707 807 984
Rank change year-on-year +100 +177 +59
Permanent jobs citing CQRS 513 372 288
As % of all permanent IT jobs advertised in the UK 0.30% 0.22% 0.14%
As % of the Processes & Methodologies category 0.33% 0.24% 0.16%
Number of salaries quoted 494 348 269
UK median annual salary £57,500 £50,000 £55,000
Median salary % change year-on-year +15.00% -9.09% +22.22%
10th Percentile £31,450 £31,250 £30,500
90th Percentile £73,750 £78,750 £85,000
UK excluding London median annual salary £42,500 £45,000 £45,000
% change year-on-year -5.56% - +12.50%

CQRS is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 156,179 153,171 180,630
As % of all permanent IT jobs advertised in the UK 90.87% 90.54% 89.99%
Number of salaries quoted 125,708 125,548 150,184
UK median annual salary £50,000 £47,500 £47,500
Median salary % change year-on-year +5.26% - +3.26%
10th Percentile £29,750 £28,000 £27,500
90th Percentile £82,500 £78,750 £77,500
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +3.66%

CQRS
Job Vacancy Trend

Job postings citing CQRS as a percentage of all IT jobs advertised.

Job vacancy trend for CQRS in the UK

CQRS
Salary Trend

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

Salary trend for CQRS in the UK

CQRS
Salary Histogram

The salary distribution of IT jobs citing CQRS over the 6 months to 23 May 2018.

Salary histogram for CQRS in the UK

CQRS
Top 14 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CQRS within the UK over the 6 months to 23 May 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +105 501 £57,500 +15.00% 52
London +105 319 £65,000 +8.33% 25
UK excluding London -22 190 £42,500 -5.56% 33
South East +15 78 £40,000 +14.29% 10
North of England +14 47 £41,250 -8.33% 10
East of England -15 42 £52,500 +23.53% 6
North West +21 27 £35,000 -22.22% 8
Yorkshire +28 20 £47,500 +15.15% 1
Midlands -10 8 £40,000 -15.79%
Scotland -26 8 £60,000 -7.69% 4
West Midlands -4 7 £36,500 -27.00%
South West -29 4 £40,000 -48.39% 1
Wales - 3 £40,000 - 2
East Midlands +2 1 £72,500 +139.67%

For the 6 months to 23 May 2018, IT jobs citing CQRS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for CQRS.

1 411 (80.12%) Agile Software Development
2 366 (71.35%) .NET
3 359 (69.98%) C#
4 344 (67.06%) TDD
5 313 (61.01%) Microservices
6 285 (55.56%) Domain-Driven Design
7 259 (50.49%) DevOps
8 224 (43.66%) ASP.NET
9 217 (42.30%) RESTful
10 209 (40.74%) Amazon AWS
11 200 (38.99%) SQL Server
12 194 (37.82%) Microsoft Azure
13 187 (36.45%) BDD
14 184 (35.87%) MVC
15 183 (35.67%) OO
16 177 (34.50%) AngularJS
17 176 (34.31%) Software Engineering
17 176 (34.31%) Continuous Integration
18 169 (32.94%) Open Source
19 156 (30.41%) Java
20 151 (29.43%) Google
21 148 (28.85%) JavaScript
22 145 (28.27%) Finance
23 134 (26.12%) React
24 133 (25.93%) SOLID
25 131 (25.54%) Greenfield Project
26 126 (24.56%) Scrum
26 126 (24.56%) ASP.NET MVC
27 121 (23.59%) Web Services
28 116 (22.61%) ASP.NET Web API

CQRS
Co-occurring 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 57 (11.11%) Elasticsearch
2 16 (3.12%) Tomcat
3 15 (2.92%) Confluence
4 11 (2.14%) BizTalk Server
5 9 (1.75%) CMS
6 8 (1.56%) Umbraco
7 5 (0.97%) NServiceBus
8 3 (0.58%) Cloud Foundry
Applications
1 5 (0.97%) Microsoft PowerPoint
2 1 (0.19%) Adobe Creative Suite
2 1 (0.19%) Photoshop
Business Applications
1 24 (4.68%) Dynamics CRM
Cloud Services
1 209 (40.74%) Amazon AWS
2 194 (37.82%) Microsoft Azure
3 60 (11.70%) Google Cloud Platform
4 45 (8.77%) AWS Elastic Beanstalk
5 44 (8.58%) Amazon EC2
5 44 (8.58%) Amazon S3
6 26 (5.07%) Azure Active Directory
7 22 (4.29%) GitHub
8 8 (1.56%) npm
8 8 (1.56%) PaaS
9 3 (0.58%) Cloud Computing
9 3 (0.58%) SaaS
10 1 (0.19%) iPaaS
Communications & Networking
1 107 (20.86%) Internet
2 6 (1.17%) OpenVPN
3 2 (0.39%) HTTP
4 1 (0.19%) DNS
Database & Business Intelligence
1 200 (38.99%) SQL Server
2 87 (16.96%) SQL Server 2016
3 63 (12.28%) NoSQL
4 38 (7.41%) Azure SQL Database
5 21 (4.09%) PostgreSQL
6 16 (3.12%) MySQL
7 14 (2.73%) SQL Server 2014
8 12 (2.34%) MongoDB
9 11 (2.14%) Redis
10 6 (1.17%) SQL Server 2012
11 5 (0.97%) Apache Cassandra
12 4 (0.78%) Relational Database
13 3 (0.58%) Big Data
14 1 (0.19%) Amazon Redshift
14 1 (0.19%) Cosmos DB
14 1 (0.19%) Event Store
14 1 (0.19%) Hadoop
14 1 (0.19%) SQL Server Analysis Services
14 1 (0.19%) SQL Server Integration Services
14 1 (0.19%) SQL Server Reporting Services
Development Applications
1 94 (18.32%) TeamCity
2 82 (15.98%) Octopus Deploy
3 55 (10.72%) Visual Studio
4 49 (9.55%) MSBuild
5 47 (9.16%) Jenkins
5 47 (9.16%) Visual Studio Team System
6 42 (8.19%) Atlassian Bamboo
7 33 (6.43%) Hudson
8 28 (5.46%) Maven
9 26 (5.07%) Git (software)
10 21 (4.09%) Travis CI
11 18 (3.51%) Grunt
12 17 (3.31%) JIRA
13 16 (3.12%) WebObjects
14 15 (2.92%) Bitbucket
15 11 (2.14%) gulp
15 11 (2.14%) JUnit
15 11 (2.14%) Team Foundation Server
16 9 (1.75%) webpack
17 8 (1.56%) Selenium
General
1 145 (28.27%) Finance
2 102 (19.88%) Games
3 62 (12.09%) Banking
4 9 (1.75%) Retail
5 5 (0.97%) Telecoms
6 4 (0.78%) Automotive
7 2 (0.39%) Advertising
8 1 (0.19%) Investment Banking
8 1 (0.19%) Publishing
Job Titles
1 441 (85.96%) Developer
2 270 (52.63%) .NET Developer
3 124 (24.17%) C# Developer
4 102 (19.88%) Agile Developer
5 101 (19.69%) Java Developer
6 93 (18.13%) Software Engineer
7 91 (17.74%) C# .NET Developer
8 88 (17.15%) Developer/Software Engineer
9 80 (15.59%) Java Engineer
10 67 (13.06%) Senior Developer
11 61 (11.89%) J2EE Developer
11 61 (11.89%) J2EE Software Engineer
11 61 (11.89%) Java J2EE Software Engineer
11 61 (11.89%) Java Software Developer
11 61 (11.89%) Java Software Engineer
11 61 (11.89%) Java/J2EE Developer
12 57 (11.11%) Agile .NET Developer
13 56 (10.92%) Agile C# Developer
14 55 (10.72%) Architect
15 48 (9.36%) C# ASP.NET Developer
Libraries, Frameworks & Software Standards
1 366 (71.35%) .NET
2 224 (43.66%) ASP.NET
3 217 (42.30%) RESTful
4 177 (34.50%) AngularJS
5 134 (26.12%) React
6 126 (24.56%) ASP.NET MVC
7 121 (23.59%) Web Services
8 116 (22.61%) ASP.NET Web API
9 113 (22.03%) WCF
10 103 (20.08%) ASP.NET MVC 5
11 92 (17.93%) Node.js
12 76 (14.81%) CSS
13 75 (14.62%) HTML
14 68 (13.26%) REST
15 62 (12.09%) J2EE
16 54 (10.53%) D3.js
17 48 (9.36%) .NET Core
17 48 (9.36%) Spring
18 47 (9.16%) HATEOAS
19 42 (8.19%) Redux
Miscellaneous
1 131 (25.54%) Greenfield Project
2 56 (10.92%) Online Banking
3 37 (7.21%) Fintech
4 29 (5.65%) Enterprise Software
5 23 (4.48%) Self-Motivation
6 17 (3.31%) User Experience
7 10 (1.95%) Computer Science
8 9 (1.75%) Foreign Exchange (FX)
9 7 (1.36%) Blog
9 7 (1.36%) Linux Command Line
10 5 (0.97%) Smart Meter
11 3 (0.58%) Cloud Native
12 2 (0.39%) Algorithms
12 2 (0.39%) NHS
13 1 (0.19%) Analytical Skills
13 1 (0.19%) Client/Server
13 1 (0.19%) PMI
13 1 (0.19%) Social Media
Operating Systems
1 29 (5.65%) Linux
2 14 (2.73%) Windows
3 7 (1.36%) CentOS
3 7 (1.36%) Debian
3 7 (1.36%) Unix
Processes & Methodologies
1 411 (80.12%) Agile Software Development
2 344 (67.06%) TDD
3 313 (61.01%) Microservices
4 285 (55.56%) Domain-Driven Design
5 259 (50.49%) DevOps
6 187 (36.45%) BDD
7 184 (35.87%) MVC
8 183 (35.67%) OO
9 176 (34.31%) Continuous Integration
9 176 (34.31%) Software Engineering
10 169 (32.94%) Open Source
11 133 (25.93%) SOLID
12 126 (24.56%) Scrum
13 101 (19.69%) Web Application Development
14 74 (14.42%) Configuration Management
15 65 (12.67%) Pair Programming
15 65 (12.67%) SOA
16 63 (12.28%) Continuous Deployment
17 57 (11.11%) Deployment Automation
18 53 (10.33%) Front End Development
Programming Languages
1 359 (69.98%) C#
2 156 (30.41%) Java
3 148 (28.85%) JavaScript
4 67 (13.06%) SQL
5 60 (11.70%) PowerShell
6 40 (7.80%) Java 8
7 32 (6.24%) TypeScript
8 17 (3.31%) T-SQL
9 15 (2.92%) PHP
10 13 (2.53%) Python
10 13 (2.53%) VB.NET
11 9 (1.75%) Scala
12 7 (1.36%) PHP 7
13 6 (1.17%) Bash Shell
14 4 (0.78%) VB
15 3 (0.58%) C
15 3 (0.58%) C++
16 2 (0.39%) ES6
16 2 (0.39%) Go
17 1 (0.19%) Clojure
Qualifications
1 22 (4.29%) Sun Certification
2 4 (0.78%) Degree
3 2 (0.39%) Computer Science Degree
4 1 (0.19%) PMI Certification
Quality Assurance & Compliance
1 5 (0.97%) PCI DSS
2 3 (0.58%) QA
System Software
1 66 (12.87%) Docker
Systems Management
1 54 (10.53%) Ansible
1 54 (10.53%) Puppet
2 53 (10.33%) Kubernetes
3 48 (9.36%) Opscode Chef
4 45 (8.77%) Terraform
5 32 (6.24%) Kibana
Vendors
1 151 (29.43%) Google
2 36 (7.02%) Microsoft
3 17 (3.31%) Salesforce.com
4 9 (1.75%) Atlassian
5 7 (1.36%) Red Hat
6 5 (0.97%) Capita
7 2 (0.39%) Zend
8 1 (0.19%) Adobe
8 1 (0.19%) Oracle
8 1 (0.19%) SAP