The table below looks at the statistics for JRuby skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited JRuby over the 3 months to 2 September 2014 with a comparison to the same period in 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.

Location
3 months to
2 Sep 2014
Same period 2013 Same period 2012
JRuby
Rank 608 575 586
Rank change year-on-year
-33 +11
Contract jobs citing JRuby 3 8 2
As % of all contract IT jobs located in the UK 0.005% 0.015% 0.003%
As % of the Libraries, Frameworks & Software Standards category 0.019% 0.052% 0.013%
Number of daily rates quoted 2 2 2
Average daily rate
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£345 £325 £488
Average daily rate % change year-on-year
+6.15% -33.33%
90% offered a daily rate of more than £301 £305 £398
10% offered a daily rate of more than £389 £345 £578
UK excluding London average daily rate £345 - -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised across the UK.

Libraries, Frameworks & Software Standards Category
UK
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
15621 15299 15582
As % of all contract IT jobs located in the UK 27.66% 28.62% 26.95%
Number of daily rates quoted 9921 9837 9564
Average daily rate £375 £375 £363
Average daily rate % change year-on-year
- +3.44%
90% offered a daily rate of more than £265 £258 £250
10% offered a daily rate of more than £525 £550 £529
UK excluding London average daily rate £350 £325 £325
% change year-on-year
+7.69% -
Number of hourly rates quoted 216 270 366
Average hourly rate £35.00 £35.00 £33.00
Average hourly rate % change year-on-year
- +6.06%
90% offered a hourly rate of more than £18.00 £20.00 £18.00
10% offered a hourly rate of more than £71.00 £50.00 £45.00
UK excluding London average hourly rate £35.00 £35.00 £32.50
% change year-on-year
- +7.69%

JRuby
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing JRuby within the UK as a proportion of the total demand within the Libraries, Frameworks & Software Standards category.

JRuby Jobs Demand Trend in the UK

JRuby
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing JRuby within the UK.

JRuby Daily Rate Trend in the UK

JRuby
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing JRuby within the UK over the 3 months to 2 September 2014.

JRuby Daily Rate Histogram in the UK

JRuby
Top 5 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing JRuby within the UK over the 3 months to 2 September 2014. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Glasgow - 2 £400 -
Scotland - 2 £400 -
England -22 1 £290 -10.76% 1
London - - - - 1
City of London - - - -

JRuby
Top 30 Related IT Skills

For the 6 months to 2 September 2014, IT contractor jobs within the UK citing JRuby also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JRuby.

1 8 (100.00%) JavaScript
1 8 (100.00%) CSS
2 7 (87.50%) jQuery
3 6 (75.00%) Subversion
4 5 (62.50%) Agile Software Development
4 5 (62.50%) Ruby
4 5 (62.50%) Ruby on Rails
4 5 (62.50%) SQL Server
4 5 (62.50%) HTML
5 4 (50.00%) Java
5 4 (50.00%) SQL
5 4 (50.00%) UNIX
5 4 (50.00%) Atlassian Bamboo
5 4 (50.00%) Alfresco
5 4 (50.00%) HTML5
5 4 (50.00%) Cucumber
5 4 (50.00%) Active Record
5 4 (50.00%) Sass
5 4 (50.00%) MongoDB
5 4 (50.00%) Twitter Bootstrap
5 4 (50.00%) RubyMine
6 3 (37.50%) PL/SQL
6 3 (37.50%) GlassFish
6 3 (37.50%) Linux
6 3 (37.50%) MySQL
6 3 (37.50%) Oracle
7 2 (25.00%) WebLogic
7 2 (25.00%) UML
7 2 (25.00%) OO
7 2 (25.00%) JSP

JRuby
Top Related IT Skills by Category

For the 6 months to 2 September 2014, IT contractor jobs within the UK citing JRuby also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JRuby. Up to 20 skills are shown per category.

Application Platforms
1 4 (50.00%) Alfresco
2 3 (37.50%) GlassFish
3 2 (25.00%) Oracle SOA Suite
3 2 (25.00%) Adobe CQ
3 2 (25.00%) WebLogic
4 1 (12.50%) Apache
4 1 (12.50%) Node.js
4 1 (12.50%) Elasticsearch
Applications
1 1 (12.50%) Photoshop
1 1 (12.50%) MS Office
1 1 (12.50%) GIMP
Cloud Services
1 1 (12.50%) GitHub
Database & Business Intelligence
1 5 (62.50%) SQL Server
2 4 (50.00%) MongoDB
3 3 (37.50%) MySQL
4 2 (25.00%) Oracle Database
4 2 (25.00%) Relational Database
4 2 (25.00%) RDBMS
4 2 (25.00%) Oracle Database 10g
4 2 (25.00%) Oracle Database 11g
5 1 (12.50%) MS Access
5 1 (12.50%) NoSQL
Development Applications
1 6 (75.00%) Subversion
2 4 (50.00%) Atlassian Bamboo
2 4 (50.00%) Cucumber
2 4 (50.00%) RubyMine
3 2 (25.00%) Git (software)
3 2 (25.00%) Oracle APEX
4 1 (12.50%) Mocha
4 1 (12.50%) JIRA
4 1 (12.50%) Karma Test Runner
4 1 (12.50%) SQL Server Management Studio (SSMS)
4 1 (12.50%) Jenkins
Job Titles
1 7 (87.50%) Developer
2 4 (50.00%) Ruby on Rails Developer
3 2 (25.00%) Designer
3 2 (25.00%) Solutions Designer
4 1 (12.50%) Senior Developer
4 1 (12.50%) Senior Designer
4 1 (12.50%) Node.js Developer
Libraries, Frameworks & Software Standards
1 8 (100.00%) CSS
2 7 (87.50%) jQuery
3 5 (62.50%) Ruby on Rails
3 5 (62.50%) HTML
4 4 (50.00%) HTML5
4 4 (50.00%) Sass
4 4 (50.00%) Twitter Bootstrap
5 2 (25.00%) JSP
5 2 (25.00%) Web Services
5 2 (25.00%) Java EE
5 2 (25.00%) Java EE 5
5 2 (25.00%) Oracle ADF
5 2 (25.00%) Hibernate
5 2 (25.00%) Spring
6 1 (12.50%) Ajax
6 1 (12.50%) XML
6 1 (12.50%) XHTML
6 1 (12.50%) JMX
6 1 (12.50%) SOAP
6 1 (12.50%) .NET
Miscellaneous
1 1 (12.50%) Open Source
Operating Systems
1 4 (50.00%) UNIX
2 3 (37.50%) Linux
Processes & Methodologies
1 5 (62.50%) Agile Software Development
2 4 (50.00%) Active Record
3 2 (25.00%) Performance Tuning
3 2 (25.00%) Mentoring
3 2 (25.00%) Use Case
3 2 (25.00%) Performance Testing
3 2 (25.00%) Scrum
3 2 (25.00%) Waterfall
3 2 (25.00%) UML
3 2 (25.00%) OO
3 2 (25.00%) OOD
3 2 (25.00%) SOA
4 1 (12.50%) Configuration Management
4 1 (12.50%) MVC
4 1 (12.50%) TDD
4 1 (12.50%) Automated Testing
4 1 (12.50%) Web Development
4 1 (12.50%) MVVM
4 1 (12.50%) Responsive Web Design
4 1 (12.50%) User Stories
Programming Languages
1 8 (100.00%) JavaScript
2 5 (62.50%) Ruby
3 4 (50.00%) Java
3 4 (50.00%) SQL
4 3 (37.50%) PL/SQL
5 2 (25.00%) Jython
5 2 (25.00%) Groovy
6 1 (12.50%) VB
6 1 (12.50%) VB.NET
6 1 (12.50%) MATLAB
6 1 (12.50%) C++
6 1 (12.50%) PHP
Systems Management
1 1 (12.50%) Nagios
1 1 (12.50%) Puppet
1 1 (12.50%) logstash
1 1 (12.50%) Kibana
Vendors
1 3 (37.50%) Oracle
2 2 (25.00%) Twitter