The following table provides summary statistics for permanent job vacancies with a requirement for RubyGems skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RubyGems over the 3 months to 24 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
RubyGems
UK
Rank 837 942 954
Rank change year-on-year +105 +12  
Permanent jobs citing RubyGems 20 6 5
As % of all permanent IT jobs advertised in the UK 0.024% 0.006% 0.005%
As % of the Development Applications category 0.12% 0.032% 0.029%
Number of salaries quoted 20 6 5
Median salary £45,000 £55,000 £55,000
Median salary % change year-on-year -18.18% -  
90% offered a salary of more than £27,500 £50,000 £49,000
10% offered a salary of more than £60,000 £65,000 £58,000
UK excluding London median salary £31,250 - £55,000

RubyGems is in the development application skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for development application skills.

Development Application Skills
UK
Permanent job vacancies with a requirement for development application skills 16619 18608 17132
As % of all permanent IT job vacancies advertised in the UK 19.56% 18.07% 16.21%
Number of salaries quoted 13966 15893 14378
Median salary £49,000 £47,500 £45,000
Median salary % change year-on-year +3.15% +5.55%  
90% offered a salary of more than £32,500 £32,500 £32,500
10% offered a salary of more than £70,000 £65,000 £70,000
UK excluding London median salary £42,500 £42,500 £41,000
% change year-on-year - +3.65%  

RubyGems
Job Vacancy Trend

The job posting trend of jobs advertised citing RubyGems as a proportion of all permanent or contract IT jobs with a match in the Development Applications category.

Job vacancy trend for RubyGems in the UK

RubyGems
Salary Trend

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

Salary trend for RubyGems in the UK

RubyGems
Salary Histogram

The salary distribution of IT jobs citing RubyGems over the 3 months to 24 March 2017.

Salary histogram for RubyGems in the UK

RubyGems
Top 8 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RubyGems within the UK over the 3 months to 24 March 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
England +113 20 £45,000 -18.18%
London +74 12 £57,500 +4.54%
Hammersmith - 10 £60,000 -
Farnborough - 7 £27,500 -
Hampshire - 7 £27,500 -
South East - 7 £27,500 -
Bristol - 1 £40,000 -
South West - 1 £40,000 -

RubyGems
Top 30 Related IT Skills

For the 6 months to 24 March 2017, IT jobs citing RubyGems also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for RubyGems.

1 24 (100.00%) Git (software)
2 23 (95.83%) Ruby
3 13 (54.17%) Ruby on Rails
4 11 (45.83%) JIRA
4 11 (45.83%) RSpec
4 11 (45.83%) AngularJS
5 10 (41.67%) TeamCity
5 10 (41.67%) WebDriver
5 10 (41.67%) Test Automation
5 10 (41.67%) Confluence
5 10 (41.67%) Cucumber
5 10 (41.67%) Capybara
5 10 (41.67%) Selenium
5 10 (41.67%) Atlassian
5 10 (41.67%) Scrum
6 9 (37.50%) JSON
6 9 (37.50%) XML
7 8 (33.33%) MySQL
7 8 (33.33%) JavaScript
7 8 (33.33%) Subversion
7 8 (33.33%) Sinatra
7 8 (33.33%) Active Record
8 6 (25.00%) Agile Software Development
9 5 (20.83%) Bundler
9 5 (20.83%) TDD
9 5 (20.83%) SQL
9 5 (20.83%) C++
9 5 (20.83%) Dependency Injection
9 5 (20.83%) Inversion of Control
9 5 (20.83%) CoffeeScript

RubyGems
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 10 (41.67%) Confluence
Cloud Services
1 4 (16.67%) Amazon AWS
2 1 (4.17%) Heroku
2 1 (4.17%) IaaS
2 1 (4.17%) Microsoft Azure
2 1 (4.17%) PaaS
Communications & Networking
1 1 (4.17%) Network Security
1 1 (4.17%) TCP/IP
Database & Business Intelligence
1 8 (33.33%) MySQL
2 4 (16.67%) Redis
Development Applications
1 24 (100.00%) Git (software)
2 11 (45.83%) JIRA
2 11 (45.83%) RSpec
3 10 (41.67%) Capybara
3 10 (41.67%) Cucumber
3 10 (41.67%) Selenium
3 10 (41.67%) TeamCity
3 10 (41.67%) WebDriver
4 8 (33.33%) Subversion
5 5 (20.83%) Bundler
6 3 (12.50%) git-flow
7 1 (4.17%) Artifactory
7 1 (4.17%) Atlassian Bamboo
7 1 (4.17%) Bower
7 1 (4.17%) Grunt
7 1 (4.17%) Jenkins
7 1 (4.17%) MSBuild
7 1 (4.17%) Sonatype Nexus
7 1 (4.17%) Team Foundation Server
7 1 (4.17%) Vagrant
General
1 2 (8.33%) Marketing
Job Titles
1 13 (54.17%) Developer
2 11 (45.83%) Ruby Developer
3 6 (25.00%) Automation Engineer
4 4 (16.67%) Automation Tester
4 4 (16.67%) Tester
5 3 (12.50%) Ruby on Rails Developer
6 2 (8.33%) Senior Developer
6 2 (8.33%) Senior Ruby on Rails Developer
7 1 (4.17%) Build Engineer
7 1 (4.17%) Deployment Engineer
7 1 (4.17%) Senior Ruby Developer
7 1 (4.17%) Senior SQL Developer
7 1 (4.17%) SQL Developer
Libraries, Frameworks & Software Standards
1 13 (54.17%) Ruby on Rails
2 11 (45.83%) AngularJS
3 9 (37.50%) JSON
3 9 (37.50%) XML
4 8 (33.33%) Sinatra
5 3 (12.50%) React
5 3 (12.50%) RESTful
6 2 (8.33%) CSS
6 2 (8.33%) CSS3
6 2 (8.33%) Sass
7 1 (4.17%) .NET
7 1 (4.17%) Backbone.js
7 1 (4.17%) Haml
Operating Systems
1 5 (20.83%) Android
2 3 (12.50%) Apple iOS
3 2 (8.33%) Linux
4 1 (4.17%) SUSE
4 1 (4.17%) Windows
4 1 (4.17%) Windows Server
4 1 (4.17%) Windows Server 2008
4 1 (4.17%) Windows Server 2012
Processes & Methodologies
1 10 (41.67%) Scrum
1 10 (41.67%) Test Automation
2 8 (33.33%) Active Record
3 6 (25.00%) Agile Software Development
4 5 (20.83%) Dependency Injection
4 5 (20.83%) Inversion of Control
4 5 (20.83%) TDD
5 3 (12.50%) Microservices
6 2 (8.33%) Project Management
7 1 (4.17%) Configuration Management
7 1 (4.17%) Continuous Integration
7 1 (4.17%) Server Building
7 1 (4.17%) Workflow
Programming Languages
1 23 (95.83%) Ruby
2 8 (33.33%) JavaScript
3 5 (20.83%) C++
3 5 (20.83%) CoffeeScript
3 5 (20.83%) SQL
4 1 (4.17%) C#
4 1 (4.17%) PowerShell
System Software
1 1 (4.17%) Docker
1 1 (4.17%) Hyper-V
1 1 (4.17%) VirtualBox
1 1 (4.17%) VMware Infrastructure
Systems Management
1 3 (12.50%) Opscode Chef
2 1 (4.17%) Ansible
2 1 (4.17%) Marathon
2 1 (4.17%) Mesos
2 1 (4.17%) Terraform
Vendors
1 10 (41.67%) Atlassian
2 1 (4.17%) CA Agile Central
2 1 (4.17%) Microsoft
2 1 (4.17%) VMware