The following table provides summary statistics for contract job vacancies advertised in Rickmansworth with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 3 months to 30 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.

Linux
Hertfordshire / Rickmansworth
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank - - 6
Contract jobs citing Linux 0 0 4
As % of all contract IT jobs advertised in Rickmansworth - - 14.29%
As % of the Operating Systems category - - 36.36%
Number of daily rates quoted 0 0 4
Median daily rate - - £424
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £38.75 £43.00 £36.00
% change year-on-year -9.88% +19.44%  

Linux is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Rickmansworth with a requirement for operating system skills.

Contract Operating System Skills
Rickmansworth
Contract job vacancies with a requirement for operating system skills 0 11 11
As % of all contract IT job vacancies advertised in Rickmansworth - 28.95% 39.29%
Number of daily rates quoted 0 7 6
Median daily rate - £185 £375
Median daily rate % change year-on-year - -50.66%  
UK excluding London median daily rate £385 £365 £338
% change year-on-year +5.47% +8.14%  
Number of hourly rates quoted 0 0 4
Median hourly rate - - £13.50
UK excluding London median hourly rate £15.50 £16.50 £15.50
% change year-on-year -6.06% +6.45%  

Linux
Job Vacancy Trend in Rickmansworth

The job posting trend of jobs advertised in Rickmansworth citing Linux as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for Linux in Rickmansworth

Linux
Contractor Daily Rate Trend in Rickmansworth

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

Contractor daily rate trend for Linux in Rickmansworth

For the 6 months to 30 March 2017, IT contractor jobs citing Linux 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 Rickmansworth region with a requirement for Linux.

1 4 (100.00%) Agile Software Development
1 4 (100.00%) Jenkins
2 3 (75.00%) Continuous Delivery
2 3 (75.00%) Automation Testing
2 3 (75.00%) JIRA
2 3 (75.00%) Confluence
2 3 (75.00%) Cucumber
2 3 (75.00%) Regression Testing
2 3 (75.00%) Selenium
2 3 (75.00%) Atlassian
2 3 (75.00%) Git (software)
2 3 (75.00%) Test Automation
2 3 (75.00%) Java
2 3 (75.00%) Unix
2 3 (75.00%) Shell Script
2 3 (75.00%) Scrum
3 2 (50.00%) JUnit
3 2 (50.00%) Tomcat
3 2 (50.00%) RESTful
3 2 (50.00%) JBehave
3 2 (50.00%) WebDriver
3 2 (50.00%) Open Source
3 2 (50.00%) Atlassian Bamboo
3 2 (50.00%) Continuous Integration
3 2 (50.00%) Kanban
3 2 (50.00%) TeamCity
3 2 (50.00%) Hibernate
3 2 (50.00%) Software Testing
3 2 (50.00%) TDD
3 2 (50.00%) Spring

Linux
Co-occurring IT Skills in Rickmansworth 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 3 (75.00%) Confluence
2 2 (50.00%) Tomcat
3 1 (25.00%) Apache
Development Applications
1 4 (100.00%) Jenkins
2 3 (75.00%) Cucumber
2 3 (75.00%) Git (software)
2 3 (75.00%) JIRA
2 3 (75.00%) Selenium
3 2 (50.00%) Atlassian Bamboo
3 2 (50.00%) JBehave
3 2 (50.00%) JUnit
3 2 (50.00%) Maven
3 2 (50.00%) Mockito
3 2 (50.00%) Moq
3 2 (50.00%) SoapUI
3 2 (50.00%) TeamCity
3 2 (50.00%) WebDriver
4 1 (25.00%) Bitbucket
4 1 (25.00%) FishEye
4 1 (25.00%) HP UFT
4 1 (25.00%) Hudson
4 1 (25.00%) Sonatype Nexus
Job Titles
1 2 (50.00%) Agile Tester
1 2 (50.00%) Automation Tester
1 2 (50.00%) Java Automation Tester
1 2 (50.00%) Selenium Automation Tester
1 2 (50.00%) Selenium Tester
1 2 (50.00%) Tester
2 1 (25.00%) Analyst
2 1 (25.00%) Automation Engineer
2 1 (25.00%) Automation Test Analyst
2 1 (25.00%) DevOps Engineer
2 1 (25.00%) Senior Agile Tester
2 1 (25.00%) Senior Analyst
2 1 (25.00%) Senior Automation Test Analyst
2 1 (25.00%) Senior Automation Tester
2 1 (25.00%) Senior DevOps
2 1 (25.00%) Senior Test Analyst
2 1 (25.00%) Senior Tester
2 1 (25.00%) Test Analyst
Libraries, Frameworks & Software Standards
1 2 (50.00%) Gherkin
1 2 (50.00%) Hibernate
1 2 (50.00%) RESTful
1 2 (50.00%) Spring
2 1 (25.00%) JSON
2 1 (25.00%) REST
2 1 (25.00%) XML
Miscellaneous
1 1 (25.00%) Linux Command Line
Operating Systems
1 3 (75.00%) Unix
2 1 (25.00%) Solaris
Processes & Methodologies
1 4 (100.00%) Agile Software Development
2 3 (75.00%) Automation Testing
2 3 (75.00%) Continuous Delivery
2 3 (75.00%) Regression Testing
2 3 (75.00%) Scrum
2 3 (75.00%) Test Automation
3 2 (50.00%) ATDD
3 2 (50.00%) BDD
3 2 (50.00%) Continuous Integration
3 2 (50.00%) DevOps
3 2 (50.00%) High Availability
3 2 (50.00%) Kanban
3 2 (50.00%) Non-Functional Testing
3 2 (50.00%) Open Source
3 2 (50.00%) Software Testing
3 2 (50.00%) TDD
3 2 (50.00%) Test Strategy
4 1 (25.00%) Configuration Management
4 1 (25.00%) Functional Testing
4 1 (25.00%) Software Engineering
Programming Languages
1 3 (75.00%) Java
1 3 (75.00%) Shell Script
2 1 (25.00%) Bash Shell
2 1 (25.00%) C#
2 1 (25.00%) Python
Quality Assurance & Compliance
1 2 (50.00%) QA
1 2 (50.00%) SDET
System Software
1 1 (25.00%) Docker
Systems Management
1 1 (25.00%) Ansible
1 1 (25.00%) Puppet
Vendors
1 3 (75.00%) Atlassian
2 1 (25.00%) HP
2 1 (25.00%) IBM
2 1 (25.00%) Sonatype