Period
to 24 May 2018

The following table provides summary statistics for permanent job vacancies with a requirement for JRuby skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JRuby over the 6 months to 24 May 2018 with a comparison to the same period in the previous 2 years.

JRuby
UK
6 months to
24 May 2018
Same period 2017 Same period 2016
Rank 1144 1125 1238
Rank change year-on-year -19 +113 +83
Permanent jobs citing JRuby 25 21 42
As % of all permanent IT jobs advertised in the UK 0.014% 0.012% 0.021%
As % of the Libraries, Frameworks & Software Standards category 0.036% 0.031% 0.054%
Number of salaries quoted 22 17 41
UK median annual salary £65,000 £43,500 £62,500
Median salary % change year-on-year +49.43% -30.40% +19.05%
10th Percentile £34,225 £32,750 £46,250
90th Percentile £87,500 £71,250 £85,000
UK excluding London median annual salary £36,000 £34,500 £68,750
% change year-on-year +4.35% -49.82% -

JRuby is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 70,346 68,792 77,676
As % of all permanent IT jobs advertised in the UK 40.80% 40.63% 38.68%
Number of salaries quoted 58,819 58,489 66,979
UK median annual salary £50,000 £47,500 £47,500
Median salary % change year-on-year +5.26% - +5.56%
10th Percentile £31,250 £29,000 £28,500
90th Percentile £80,000 £76,250 £75,000
UK excluding London median annual salary £45,000 £42,500 £41,500
% change year-on-year +5.88% +2.41% +3.75%

JRuby
Job Vacancy Trend

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

Job vacancy trend for JRuby in the UK

JRuby
Salary Trend

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

Salary trend for JRuby in the UK

JRuby
Salary Histogram

The salary distribution of IT jobs citing JRuby over the 6 months to 24 May 2018.

Salary histogram for JRuby in the UK

JRuby
Top 5 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JRuby within the UK over the 6 months to 24 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 +13 25 £65,000 +49.43% 1
London +21 16 £75,000 +42.86% 1
North of England +9 6 £36,000 +4.35%
North West -4 6 £36,000 +4.35%
UK excluding London -22 6 £36,000 +4.35%

For the 6 months to 24 May 2018, IT jobs citing JRuby 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 JRuby.

1 19 (76.00%) Java
1 19 (76.00%) Agile Software Development
2 17 (68.00%) Scala
2 17 (68.00%) REST
3 14 (56.00%) Groovy
4 12 (48.00%) Scrum
4 12 (48.00%) Jython
4 12 (48.00%) J2EE
4 12 (48.00%) Clojure
4 12 (48.00%) Microservices
5 9 (36.00%) Fintech
6 8 (32.00%) Git (software)
6 8 (32.00%) Linux
6 8 (32.00%) Apache
7 7 (28.00%) Tomcat
7 7 (28.00%) Debian
7 7 (28.00%) Red Hat
7 7 (28.00%) Spring
7 7 (28.00%) Continuous Integration
7 7 (28.00%) DevOps
8 6 (24.00%) CentOS
8 6 (24.00%) LDAP
8 6 (24.00%) CSS
9 5 (20.00%) JavaScript
9 5 (20.00%) Oracle
9 5 (20.00%) SQL
9 5 (20.00%) MVC
9 5 (20.00%) SUSE
9 5 (20.00%) TDD
9 5 (20.00%) Apache Camel

JRuby
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 8 (32.00%) Apache
2 7 (28.00%) Tomcat
3 2 (8.00%) IIS
3 2 (8.00%) Jetty
3 2 (8.00%) Mongrel
3 2 (8.00%) nginx
3 2 (8.00%) WebSphere
Cloud Services
1 2 (8.00%) Amazon AWS
1 2 (8.00%) Cloud Computing
1 2 (8.00%) Google Cloud Platform
1 2 (8.00%) Microsoft Azure
1 2 (8.00%) Rackspace Cloud
2 1 (4.00%) AWS CloudFormation
2 1 (4.00%) Google App Engine
2 1 (4.00%) Sumo Logic
Communications & Networking
1 2 (8.00%) HTTP
Development Applications
1 8 (32.00%) Git (software)
2 2 (8.00%) Ant
2 2 (8.00%) Jenkins
2 2 (8.00%) Maven
2 2 (8.00%) MSBuild
2 2 (8.00%) Subversion
2 2 (8.00%) TeamCity
3 1 (4.00%) Gradle
3 1 (4.00%) Mercurial
3 1 (4.00%) Vagrant
General
1 3 (12.00%) Aerospace
1 3 (12.00%) Electronics
1 3 (12.00%) Marketing
1 3 (12.00%) Telecoms
2 1 (4.00%) Finance
Job Titles
1 17 (68.00%) Developer
1 17 (68.00%) Java Developer
2 10 (40.00%) Senior Developer
2 10 (40.00%) Senior Java Developer
3 5 (20.00%) Administrator
3 5 (20.00%) Linux Administrator
3 5 (20.00%) Linux Systems Administrator
3 5 (20.00%) Systems Administrator
4 2 (8.00%) Developer/Software Engineer
4 2 (8.00%) DevOps Engineer
4 2 (8.00%) Java Engineer
4 2 (8.00%) Java Software Developer
4 2 (8.00%) Java Software Engineer
4 2 (8.00%) Software Engineer
5 1 (4.00%) AWS DevOps
5 1 (4.00%) AWS DevOps Engineer
5 1 (4.00%) AWS Engineer
5 1 (4.00%) Azure DevOps
5 1 (4.00%) Azure DevOps Engineer
5 1 (4.00%) Azure Engineer
Libraries, Frameworks & Software Standards
1 17 (68.00%) REST
2 12 (48.00%) J2EE
3 7 (28.00%) Spring
4 6 (24.00%) CSS
4 6 (24.00%) LDAP
5 5 (20.00%) Apache Camel
5 5 (20.00%) Spring Integration
6 3 (12.00%) Hibernate
6 3 (12.00%) Spring MVC
7 2 (8.00%) Node.js
7 2 (8.00%) React
7 2 (8.00%) Servlets
7 2 (8.00%) Spring Boot
7 2 (8.00%) Spring Cloud
7 2 (8.00%) Spring Security
8 1 (4.00%) COM
Miscellaneous
1 9 (36.00%) Fintech
2 3 (12.00%) Enterprise Cloud
2 3 (12.00%) Greenfield Project
3 2 (8.00%) Enterprise Software
3 2 (8.00%) Public Cloud
4 1 (4.00%) Data Centre
Operating Systems
1 8 (32.00%) Linux
2 7 (28.00%) Debian
3 6 (24.00%) CentOS
4 5 (20.00%) SUSE
5 2 (8.00%) Ubuntu
5 2 (8.00%) Windows
6 1 (4.00%) Fedora
Processes & Methodologies
1 19 (76.00%) Agile Software Development
2 12 (48.00%) Microservices
2 12 (48.00%) Scrum
3 7 (28.00%) Continuous Integration
3 7 (28.00%) DevOps
4 5 (20.00%) MVC
4 5 (20.00%) Open Source
4 5 (20.00%) TDD
5 3 (12.00%) Continuous Delivery
5 3 (12.00%) Logistics
6 2 (8.00%) Configuration Management
6 2 (8.00%) Mentoring
6 2 (8.00%) Pair Programming
6 2 (8.00%) Software Engineering
6 2 (8.00%) Unit Testing
7 1 (4.00%) E-Commerce
Programming Languages
1 19 (76.00%) Java
2 17 (68.00%) Scala
3 14 (56.00%) Groovy
4 12 (48.00%) Clojure
4 12 (48.00%) Jython
5 5 (20.00%) JavaScript
5 5 (20.00%) SQL
6 2 (8.00%) Bash Shell
6 2 (8.00%) Go
6 2 (8.00%) PowerShell
6 2 (8.00%) Python
6 2 (8.00%) Ruby
7 1 (4.00%) Perl
Qualifications
1 4 (16.00%) Security Cleared
Quality Assurance & Compliance
1 2 (8.00%) GCP
System Software
1 2 (8.00%) VirtualBox
1 2 (8.00%) VMware Infrastructure
1 2 (8.00%) Xen
2 1 (4.00%) KVM
2 1 (4.00%) Shibboleth
Systems Management
1 2 (8.00%) Ansible
1 2 (8.00%) Opscode Chef
1 2 (8.00%) Puppet
1 2 (8.00%) Salt
2 1 (4.00%) Graylog
2 1 (4.00%) Kibana
2 1 (4.00%) Nagios
2 1 (4.00%) Single Sign-On
2 1 (4.00%) Terraform
Vendors
1 7 (28.00%) Red Hat
2 5 (20.00%) Oracle
3 4 (16.00%) Microsoft
4 2 (8.00%) Google
4 2 (8.00%) Perforce
4 2 (8.00%) Rackspace
4 2 (8.00%) VMware
5 1 (4.00%) AppDynamics
5 1 (4.00%) New Relic
5 1 (4.00%) Splunk