The table below looks at the statistics for JRuby skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited JRuby over the 3 months to 29 July 2016 with a comparison to the same period over 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.

3 months to
29 Jul 2016
Same period 2015 Same period 2014
JRuby
Rank 150 - -
Rank change year-on-year
- 0
Contract jobs citing JRuby 12 0 0
As % of all contract IT jobs located in the City of London 0.36% - -
As % of the Libraries, Frameworks & Software Standards category 0.98% - -
Number of daily rates quoted 12 0 0
Median daily rate £575 - -
UK excluding London median daily rate £500 - £290
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
JRuby
London

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

Libraries, Frameworks & Software Standards Category
City of London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
1228 1794 1729
As % of all contract IT jobs located in the City of London 36.56% 30.17% 29.26%
Number of daily rates quoted 1047 1461 1294
Median daily rate £450 £450 £450
90% offered a daily rate of more than £338 £325 £313
10% offered a daily rate of more than £575 £620 £600
UK excluding London median daily rate £375 £350 £340
% change year-on-year
+7.14% +2.94%
Number of hourly rates quoted 3 8 11
Median hourly rate £20.00 £24.23 £45.00
Median hourly rate % change year-on-year
-17.45% -46.15%
UK excluding London median hourly rate £40.00 £40.00 £35.00
% change year-on-year
- +14.28%

JRuby
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing JRuby as a proportion of all IT contracts with a match in the Libraries, Frameworks & Software Standards category.

JRuby Jobs Demand Trend in the City of London

JRuby
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing JRuby across the City of London region.

JRuby Daily Rate Trend in the City of London

JRuby
Top 30 Related IT Skills in the City of London

For the 6 months to 29 July 2016, IT contractor jobs citing JRuby also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for JRuby.

1 12 (100.00%) Finance
1 12 (100.00%) Puppet
2 8 (66.67%) MongoDB
2 8 (66.67%) RabbitMQ
2 8 (66.67%) CSS3
2 8 (66.67%) Responsive Web Design
2 8 (66.67%) AngularJS
2 8 (66.67%) Analytical Skills
2 8 (66.67%) Clojure
2 8 (66.67%) Scrum
2 8 (66.67%) Groovy
2 8 (66.67%) Scala
2 8 (66.67%) Amazon AWS
2 8 (66.67%) HTML5
2 8 (66.67%) Agile Software Development
2 8 (66.67%) TDD
2 8 (66.67%) Grails
2 8 (66.67%) YUI
2 8 (66.67%) jQuery
2 8 (66.67%) HTML
2 8 (66.67%) Java
2 8 (66.67%) JavaScript
2 8 (66.67%) MySQL
2 8 (66.67%) CSS
2 8 (66.67%) Python
2 8 (66.67%) Jython
3 4 (33.33%) NFS
3 4 (33.33%) Cisco
3 4 (33.33%) SAN
3 4 (33.33%) Windows

JRuby
Top Related IT Skills in the City of London 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:

Cloud Services
1 8 (66.67%) Amazon AWS
Communications & Networking
1 4 (33.33%) Network Security
1 4 (33.33%) SAN
Database & Business Intelligence
1 8 (66.67%) MongoDB
1 8 (66.67%) MySQL
2 4 (33.33%) Apache Cassandra
General
1 12 (100.00%) Finance
Job Titles
1 8 (66.67%) Developer
1 8 (66.67%) Java Developer
1 8 (66.67%) Senior Developer
1 8 (66.67%) Senior Java Developer
2 4 (33.33%) Administrator
2 4 (33.33%) Linux Administrator
2 4 (33.33%) Linux Systems Administrator
2 4 (33.33%) Systems Administrator
Libraries, Frameworks & Software Standards
1 8 (66.67%) AngularJS
1 8 (66.67%) CSS
1 8 (66.67%) CSS3
1 8 (66.67%) Grails
1 8 (66.67%) HTML
1 8 (66.67%) HTML5
1 8 (66.67%) jQuery
1 8 (66.67%) RabbitMQ
1 8 (66.67%) YUI
Miscellaneous
1 8 (66.67%) Analytical Skills
2 4 (33.33%) Hedge funds
Operating Systems
1 4 (33.33%) Linux
1 4 (33.33%) VyOS
1 4 (33.33%) Windows
Processes & Methodologies
1 8 (66.67%) Agile Software Development
1 8 (66.67%) Responsive Web Design
1 8 (66.67%) Scrum
1 8 (66.67%) TDD
Programming Languages
1 8 (66.67%) Clojure
1 8 (66.67%) Groovy
1 8 (66.67%) Java
1 8 (66.67%) JavaScript
1 8 (66.67%) Jython
1 8 (66.67%) Python
1 8 (66.67%) Scala
2 4 (33.33%) PowerShell
2 4 (33.33%) Ruby
System Software
1 4 (33.33%) NFS
1 4 (33.33%) Virtual Machines
Systems Management
1 12 (100.00%) Puppet
2 4 (33.33%) Opscode Chef
Vendors
1 4 (33.33%) 3PAR
1 4 (33.33%) Brocade
1 4 (33.33%) Cisco
1 4 (33.33%) VMware
1 4 (33.33%) Vyatta