The following table provides summary statistics for contract job vacancies advertised in Harrow 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 25 April 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
London / Harrow
3 months to
25 Apr 2017
Same period 2016 Same period 2015
Rank - 7 -
Contract jobs citing Linux 0 10 0
As % of all contract IT jobs advertised in Harrow - 19.61% -
As % of the Operating Systems category - 71.43% -
Number of daily rates quoted 0 5 0
Median daily rate - £480 -
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 £38.88 £42.38 £36.50
% change year-on-year -8.25% +16.09%  

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 Harrow with a requirement for operating system skills.

Contract Operating System Skills
Harrow
Contract job vacancies with a requirement for operating system skills 1 14 5
As % of all contract IT job vacancies advertised in Harrow 16.67% 27.45% 35.71%
Number of daily rates quoted 1 7 4
Median daily rate £438 £480 £110
Median daily rate % change year-on-year -8.85% +336.36%  
UK excluding London median daily rate £385 £363 £340
% change year-on-year +6.20% +6.61%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
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 Harrow

The job posting trend of jobs advertised in Harrow 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 Harrow

Linux
Contractor Daily Rate Trend in Harrow

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

Contractor daily rate trend for Linux in Harrow

For the 6 months to 25 April 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 Harrow region with a requirement for Linux.

1 6 (100.00%) EMC
1 6 (100.00%) SAN
1 6 (100.00%) Red Hat
1 6 (100.00%) Nagios
1 6 (100.00%) LAMP
1 6 (100.00%) PostgreSQL
1 6 (100.00%) VMware
1 6 (100.00%) MySQL
1 6 (100.00%) Apache
1 6 (100.00%) Tomcat
1 6 (100.00%) Python
1 6 (100.00%) Agile Software Development
1 6 (100.00%) Ruby
1 6 (100.00%) Zenoss
1 6 (100.00%) Bash Shell
1 6 (100.00%) Puppet
1 6 (100.00%) Jenkins
1 6 (100.00%) DevOps
1 6 (100.00%) GitLab
1 6 (100.00%) LAPP Stack
2 4 (66.67%) vCenter Server
2 4 (66.67%) GlusterFS
2 4 (66.67%) Linux-HA
2 4 (66.67%) Elastic Stack
2 4 (66.67%) HAProxy
2 4 (66.67%) Memcached
2 4 (66.67%) VMware ESXi
2 4 (66.67%) NoSQL
2 4 (66.67%) Redis
2 4 (66.67%) Cobbler

Linux
Co-occurring IT Skills in Harrow 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 6 (100.00%) Apache
1 6 (100.00%) Tomcat
2 2 (33.33%) Confluence
Communications & Networking
1 6 (100.00%) SAN
2 2 (33.33%) DNS
2 2 (33.33%) SNMP
2 2 (33.33%) TCP/IP
Database & Business Intelligence
1 6 (100.00%) MySQL
1 6 (100.00%) PostgreSQL
2 4 (66.67%) NoSQL
2 4 (66.67%) Redis
Development Applications
1 6 (100.00%) GitLab
1 6 (100.00%) Jenkins
2 2 (33.33%) Subversion
2 2 (33.33%) Vagrant
Job Titles
1 6 (100.00%) Linux Engineer
2 4 (66.67%) Senior Linux Engineer
3 2 (33.33%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 6 (100.00%) LAMP
1 6 (100.00%) LAPP Stack
2 4 (66.67%) Elastic Stack
2 4 (66.67%) Memcached
Processes & Methodologies
1 6 (100.00%) Agile Software Development
1 6 (100.00%) DevOps
2 2 (33.33%) Open Source
Programming Languages
1 6 (100.00%) Bash Shell
1 6 (100.00%) Python
1 6 (100.00%) Ruby
2 2 (33.33%) Perl
System Software
1 4 (66.67%) GlusterFS
1 4 (66.67%) VMware ESXi
2 2 (33.33%) VMware ESX
Systems Management
1 6 (100.00%) Nagios
1 6 (100.00%) Puppet
1 6 (100.00%) Zenoss
2 4 (66.67%) Cobbler
2 4 (66.67%) HAProxy
2 4 (66.67%) Linux-HA
2 4 (66.67%) vCenter Server
3 2 (33.33%) Kibana
3 2 (33.33%) logstash
3 2 (33.33%) Terraform
Vendors
1 6 (100.00%) EMC
1 6 (100.00%) Red Hat
1 6 (100.00%) VMware