The first table below looks at the demand 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 17 April 2014 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Libraries, Frameworks & Software Standards category.

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
17 Apr 2014
Same period 2013 Same period 2012
JRuby
Rank 578 550 579
Rank change year-on-year
-28 +29
Contract jobs citing JRuby 10 6 6
As % of all contract IT jobs located in the UK 0.018% 0.013% 0.010%
As % of the Libraries, Frameworks & Software Standards category 0.066% 0.047% 0.039%
Number of daily rates quoted 5 4 4
Average daily rate £425 £325 £375
Average daily rate % change year-on-year
+30.76% -13.33%
90% offered a daily rate of more than £350 £325 £256
10% offered a daily rate of more than £460 £483 £450
UK excluding London average daily rate - £550 -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Libraries, Frameworks & Software Standards Category
UK
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
15092 12752 15272
As % of all contract IT jobs located in the UK 26.79% 26.68% 25.19%
Number of daily rates quoted 9721 7959 9018
Average daily rate £375 £370 £350
Average daily rate % change year-on-year
+1.35% +5.71%
90% offered a daily rate of more than £260 £255 £250
10% offered a daily rate of more than £513 £550 £550
UK excluding London average daily rate £330 £325 £325
% change year-on-year
+1.53% -
Number of hourly rates quoted 228 359 384
Average hourly rate £35.00 £35.00 £32.00
Average hourly rate % change year-on-year
- +9.37%
90% offered a hourly rate of more than £18.00 £17.00 £15.00
10% offered a hourly rate of more than £55.00 £44.50 £45.00
UK excluding London average hourly rate £35.00 £35.00 £31.00
% change year-on-year
- +12.90%

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 17 April 2014.

JRuby Daily Rate Histogram in the UK

JRuby
Top 4 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 17 April 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
(Click each for more statistics)
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
Find
Job
Vacancies
England -35 6 £425 +30.76%
Guildford - - - -
Surrey - - - -
South East - - - -

JRuby
Top 30 Related IT Skills

For the 6 months to 17 April 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 22 (91.67%) JavaScript
1 22 (91.67%) Ruby
1 22 (91.67%) Ruby on Rails
2 21 (87.50%) HTML
3 20 (83.33%) jQuery
4 19 (79.17%) Active Record
5 17 (70.83%) Subversion
6 16 (66.67%) Java
7 15 (62.50%) CSS
7 15 (62.50%) Relational Database
8 13 (54.17%) Jenkins
8 13 (54.17%) SOAP
9 12 (50.00%) RSpec
10 11 (45.83%) Oracle
11 10 (41.67%) Tomcat
11 10 (41.67%) J2SE
12 8 (33.33%) XML
13 6 (25.00%) XSLT
13 6 (25.00%) Agile Software Development
13 6 (25.00%) Ajax
13 6 (25.00%) Workflow
14 5 (20.83%) Cucumber
14 5 (20.83%) HTML5
14 5 (20.83%) MongoDB
15 4 (16.67%) Sass
15 4 (16.67%) Twitter Bootstrap
15 4 (16.67%) RubyMine
15 4 (16.67%) Alfresco
15 4 (16.67%) Atlassian Bamboo
15 4 (16.67%) SQL Server

JRuby
Top Related IT Skills by Category

For the 6 months to 17 April 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 10 (41.67%) Tomcat
2 4 (16.67%) Alfresco
3 2 (8.33%) Node.js
3 2 (8.33%) Elasticsearch
Database & Business Intelligence
1 15 (62.50%) Relational Database
2 5 (20.83%) MongoDB
3 4 (16.67%) SQL Server
4 2 (8.33%) NoSQL
5 1 (4.17%) Redis
5 1 (4.17%) Oracle Reports
5 1 (4.17%) RDBMS
5 1 (4.17%) MySQL
Development Applications
1 17 (70.83%) Subversion
2 13 (54.17%) Jenkins
3 12 (50.00%) RSpec
4 5 (20.83%) Cucumber
5 4 (16.67%) Atlassian Bamboo
5 4 (16.67%) RubyMine
6 3 (12.50%) Git (software)
7 2 (8.33%) JIRA
8 1 (4.17%) Eclipse
8 1 (4.17%) Mocha
8 1 (4.17%) Karma Test Runner
General
1 3 (12.50%) Finance
2 2 (8.33%) Banking
3 1 (4.17%) Investment Banking
Job Titles
1 22 (91.67%) Developer
2 11 (45.83%) Ruby on Rails Developer
3 10 (41.67%) Ruby Developer
4 1 (4.17%) UI Developer
4 1 (4.17%) Android Developer
4 1 (4.17%) UI Programmer
4 1 (4.17%) Node.js Developer
4 1 (4.17%) Consultant
Libraries, Frameworks & Software Standards
1 22 (91.67%) Ruby on Rails
2 21 (87.50%) HTML
3 20 (83.33%) jQuery
4 15 (62.50%) CSS
5 13 (54.17%) SOAP
6 10 (41.67%) J2SE
7 8 (33.33%) XML
8 6 (25.00%) XSLT
8 6 (25.00%) Ajax
9 5 (20.83%) HTML5
10 4 (16.67%) Sass
10 4 (16.67%) Twitter Bootstrap
11 2 (8.33%) RabbitMQ
11 2 (8.33%) REST
11 2 (8.33%) JMX
12 1 (4.17%) J2EE
12 1 (4.17%) RhoMobile
12 1 (4.17%) LESS
12 1 (4.17%) AngularJS
Miscellaneous
1 2 (8.33%) Open Source
2 1 (4.17%) E-Learning
Operating Systems
1 2 (8.33%) UNIX
1 2 (8.33%) Linux
2 1 (4.17%) Android
Processes & Methodologies
1 19 (79.17%) Active Record
2 6 (25.00%) Workflow
2 6 (25.00%) Agile Software Development
3 3 (12.50%) TDD
4 2 (8.33%) Configuration Management
4 2 (8.33%) Identity Management
4 2 (8.33%) MVC
4 2 (8.33%) Web Development
4 2 (8.33%) BDD
5 1 (4.17%) Multithreading
5 1 (4.17%) MVVM
5 1 (4.17%) ATDD
5 1 (4.17%) Responsive Web Design
5 1 (4.17%) User Stories
5 1 (4.17%) Android Development
5 1 (4.17%) Process Management
5 1 (4.17%) Automated Testing
Programming Languages
1 22 (91.67%) JavaScript
1 22 (91.67%) Ruby
2 16 (66.67%) Java
3 2 (8.33%) SQL
Systems Management
1 2 (8.33%) Nagios
1 2 (8.33%) Puppet
2 1 (4.17%) Capistrano
Vendors
1 11 (45.83%) Oracle