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 3 September 2015 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
3 Sep 2015
Same period 2014 Same period 2013
JRuby
Rank 629 613 590
Rank change year-on-year
-16 -23
Contract jobs citing JRuby 1 3 9
As % of all contract IT jobs located in the UK 0.002% 0.005% 0.017%
As % of the Libraries, Frameworks & Software Standards category 0.006% 0.019% 0.058%
Number of daily rates quoted 1 2 2
Average daily rate
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£550 £345 £325
Average daily rate % change year-on-year
+59.42% +6.15%
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
16432 15759 15480
As % of all contract IT jobs located in the UK 28.15% 27.87% 29.06%
Number of daily rates quoted 11190 10009 9954
Average daily rate £400 £375 £375
Average daily rate % change year-on-year
+6.66% -
90% offered a daily rate of more than £285 £270 £260
10% offered a daily rate of more than £550 £525 £550
UK excluding London average daily rate £365 £350 £325
% change year-on-year
+4.28% +7.69%
Number of hourly rates quoted 296 215 266
Average hourly rate £39.13 £35.00 £35.00
Average hourly rate % change year-on-year
+11.78% -
90% offered a hourly rate of more than £17.50 £19.00 £19.50
10% offered a hourly rate of more than £50.00 £71.00 £50.00
UK excluding London average hourly rate £39.50 £35.00 £35.00
% change year-on-year
+12.85% -

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
Top 2 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 3 September 2015. 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
England -10 1 £550 +89.65%
London - 1 £550 -

JRuby
Top 30 Related IT Skills

For the 6 months to 3 September 2015, 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 6 (100.00%) Java
1 6 (100.00%) Finance
1 6 (100.00%) RabbitMQ
1 6 (100.00%) AngularJS
2 5 (83.33%) TDD
2 5 (83.33%) Ruby
2 5 (83.33%) Ruby on Rails
2 5 (83.33%) CSS
2 5 (83.33%) JavaScript
2 5 (83.33%) HTML
3 4 (66.67%) SQL Server
3 4 (66.67%) Web Development
3 4 (66.67%) PostgreSQL
3 4 (66.67%) MVVM
3 4 (66.67%) Data Analysis
3 4 (66.67%) Redis
3 4 (66.67%) MVC
3 4 (66.67%) Big Data
4 1 (16.67%) Responsive Web Design
4 1 (16.67%) CSS3
4 1 (16.67%) Clojure
4 1 (16.67%) Puppet
4 1 (16.67%) MongoDB
4 1 (16.67%) Scala
4 1 (16.67%) Amazon AWS
4 1 (16.67%) HTML5
4 1 (16.67%) Scrum
4 1 (16.67%) Jython
4 1 (16.67%) Agile Software Development
4 1 (16.67%) Grails

JRuby
Top Related IT Skills by Category

For the 6 months to 3 September 2015, 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.

Cloud Services
1 1 (16.67%) Amazon AWS
Database & Business Intelligence
1 4 (66.67%) SQL Server
1 4 (66.67%) PostgreSQL
1 4 (66.67%) Redis
1 4 (66.67%) Big Data
2 1 (16.67%) MongoDB
2 1 (16.67%) MySQL
General
1 6 (100.00%) Finance
Job Titles
1 6 (100.00%) Developer
2 5 (83.33%) Ruby Developer
3 1 (16.67%) Senior Developer
3 1 (16.67%) Java Developer
3 1 (16.67%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 6 (100.00%) RabbitMQ
1 6 (100.00%) AngularJS
2 5 (83.33%) HTML
2 5 (83.33%) CSS
2 5 (83.33%) Ruby on Rails
3 1 (16.67%) Grails
3 1 (16.67%) YUI
3 1 (16.67%) jQuery
3 1 (16.67%) HTML5
3 1 (16.67%) CSS3
Miscellaneous
1 1 (16.67%) Analytical Skills
Processes & Methodologies
1 5 (83.33%) TDD
2 4 (66.67%) Data Analysis
2 4 (66.67%) Web Development
2 4 (66.67%) MVVM
2 4 (66.67%) MVC
3 1 (16.67%) Scrum
3 1 (16.67%) Agile Software Development
3 1 (16.67%) Responsive Web Design
Programming Languages
1 6 (100.00%) Java
2 5 (83.33%) JavaScript
2 5 (83.33%) Ruby
3 1 (16.67%) Groovy
3 1 (16.67%) Scala
3 1 (16.67%) Clojure
3 1 (16.67%) Python
3 1 (16.67%) Jython
Systems Management
1 1 (16.67%) Puppet