The following table provides summary statistics for contract job vacancies advertised in Middlesex with a requirement for Ruby skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Ruby over the 3 months to 23 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Ruby
South East / Middlesex
Rank 16 19 -
Rank change year-on-year +3 -  
Contract jobs citing Ruby 4 3 0
As % of all contract IT jobs advertised in Middlesex 3.05% 1.89% -
As % of the Programming Languages category 10.81% 6.67% -
Number of daily rates quoted 3 1 0
Median daily rate £213 £350 -
Median daily rate % change year-on-year -39.28% -  
UK excluding London median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £65.00 £23.25 £71.00
% change year-on-year +179.56% -67.25%  

Ruby is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Middlesex with a requirement for programming language skills.

Contract Programming Language Skills
Middlesex
Contract job vacancies with a requirement for programming language skills 37 45 53
As % of all contract IT job vacancies advertised in Middlesex 28.24% 28.30% 33.54%
Number of daily rates quoted 21 26 31
Median daily rate £350 £388 £356
Median daily rate % change year-on-year -9.67% +8.77%  
90% offered a daily rate of more than £213 £330 £298
10% offered a daily rate of more than £425 £425 £432
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 0 9 0
Median hourly rate - £44.00 -
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

Ruby
Job Vacancy Trend in Middlesex

The job posting trend of jobs advertised in Middlesex citing Ruby as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for Ruby in Middlesex

Ruby
Contractor Daily Rate Trend in Middlesex

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Ruby in Middlesex.

Contractor daily rate trend for Ruby in Middlesex

Ruby
Top 30 Related IT Skills in Middlesex

For the 6 months to 23 March 2017, IT contractor jobs citing Ruby 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 Middlesex region with a requirement for Ruby.

1 6 (85.71%) Web Services
1 6 (85.71%) Amazon AWS
2 4 (57.14%) ZABBIX
2 4 (57.14%) Continuous Integration
2 4 (57.14%) SC Cleared
2 4 (57.14%) Security Cleared
2 4 (57.14%) Maven
2 4 (57.14%) Linux
2 4 (57.14%) Python
2 4 (57.14%) Java
2 4 (57.14%) Ant
2 4 (57.14%) Configuration Management
2 4 (57.14%) Puppet
2 4 (57.14%) OpenStack
2 4 (57.14%) Rackspace
2 4 (57.14%) GitHub
2 4 (57.14%) Gradle
2 4 (57.14%) Jenkins
2 4 (57.14%) Elasticsearch
2 4 (57.14%) Opscode Chef
2 4 (57.14%) StatsD
2 4 (57.14%) Ansible
2 4 (57.14%) Sensu
2 4 (57.14%) logstash
2 4 (57.14%) DevOps
2 4 (57.14%) Salt
2 4 (57.14%) Graphite
2 4 (57.14%) InfluxDB
2 4 (57.14%) Software Delivery
2 4 (57.14%) Fluentd

Ruby
Top Related IT Skills in Middlesex 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 4 (57.14%) Elasticsearch
1 4 (57.14%) OpenStack
Cloud Services
1 6 (85.71%) Amazon AWS
2 4 (57.14%) GitHub
Communications & Networking
1 2 (28.57%) HTTP
Database & Business Intelligence
1 4 (57.14%) InfluxDB
2 2 (28.57%) MySQL
2 2 (28.57%) NoSQL
Development Applications
1 4 (57.14%) Ant
1 4 (57.14%) Gradle
1 4 (57.14%) Jenkins
1 4 (57.14%) Maven
2 2 (28.57%) Bower
2 2 (28.57%) Grunt
2 2 (28.57%) gulp
2 2 (28.57%) webpack
General
1 3 (42.86%) Telecoms
Job Titles
1 3 (42.86%) Developer
1 3 (42.86%) DevOps Engineer
1 3 (42.86%) Systems Engineer
1 3 (42.86%) UI Developer
2 2 (28.57%) DevOps Systems Engineer
3 1 (14.29%) JavaScript Developer
3 1 (14.29%) Operations Engineer
Libraries, Frameworks & Software Standards
1 6 (85.71%) Web Services
2 4 (57.14%) Sensu
3 3 (42.86%) CSS
3 3 (42.86%) CSS3
3 3 (42.86%) HTML
3 3 (42.86%) HTML5
3 3 (42.86%) React
4 2 (28.57%) jQuery
4 2 (28.57%) JSON
4 2 (28.57%) REST
4 2 (28.57%) Semantic HTML
4 2 (28.57%) Twitter Bootstrap
5 1 (14.29%) AngularJS
5 1 (14.29%) Ruby on Rails
Miscellaneous
1 4 (57.14%) Virtual Team
2 2 (28.57%) User Experience
3 1 (14.29%) Computer Science
Operating Systems
1 4 (57.14%) Linux
Processes & Methodologies
1 4 (57.14%) Configuration Management
1 4 (57.14%) Continuous Deployment
1 4 (57.14%) Continuous Integration
1 4 (57.14%) DevOps
1 4 (57.14%) Software Delivery
2 2 (28.57%) Agile Software Development
2 2 (28.57%) API Design
2 2 (28.57%) Kanban
2 2 (28.57%) MVC
2 2 (28.57%) Scrum
2 2 (28.57%) Unit Testing
2 2 (28.57%) Workflow
3 1 (14.29%) OO
Programming Languages
1 4 (57.14%) Java
1 4 (57.14%) Python
2 3 (42.86%) JavaScript
Qualifications
1 4 (57.14%) SC Cleared
1 4 (57.14%) Security Cleared
2 1 (14.29%) Degree
Systems Management
1 4 (57.14%) Ansible
1 4 (57.14%) Fluentd
1 4 (57.14%) Graphite
1 4 (57.14%) logstash
1 4 (57.14%) Opscode Chef
1 4 (57.14%) Puppet
1 4 (57.14%) Salt
1 4 (57.14%) StatsD
1 4 (57.14%) ZABBIX
Vendors
1 4 (57.14%) Rackspace