The following table provides summary statistics for contract job vacancies advertised in Guildford with a requirement for CentOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CentOS over the 3 months to 26 June 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.

CentOS Linux
Surrey / Guildford
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 18 15 -
Rank change year-on-year -3 -  
Contract jobs citing CentOS 1 1 0
As % of all contract IT jobs advertised in Guildford 0.97% 1.12% -
As % of the Operating Systems category 4.76% 3.57% -
Number of daily rates quoted 0 1 0
Median daily rate - £401 -
UK excluding London median daily rate £460 £425 £360
% change year-on-year +8.23% +18.05%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £47.50 £55.00 -
% change year-on-year -13.63% -  

CentOS 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 Guildford with a requirement for operating system skills.

Contract Operating System Skills
Guildford
Contract job vacancies with a requirement for operating system skills 21 28 38
As % of all contract IT job vacancies advertised in Guildford 20.39% 31.46% 24.68%
Number of daily rates quoted 13 17 20
Median daily rate £275 £400 £325
Median daily rate % change year-on-year -31.25% +23.07%  
90% offered a daily rate of more than £140 £135 £275
10% offered a daily rate of more than £503 £450 £400
UK excluding London median daily rate £375 £363 £345
% change year-on-year +3.44% +5.07%  
Number of hourly rates quoted 4 6 5
Median hourly rate £13.25 £23.00 £15.75
Median hourly rate % change year-on-year -42.39% +46.03%  
UK excluding London median hourly rate £15.50 £17.00 £16.20
% change year-on-year -8.82% +4.93%  

CentOS
Job Vacancy Trend in Guildford

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

Job vacancy trend for CentOS in Guildford

CentOS
Contractor Daily Rate Trend in Guildford

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

Contractor daily rate trend for CentOS in Guildford

For the 6 months to 26 June 2017, IT contractor jobs citing CentOS 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 Guildford region with a requirement for CentOS.

1 1 (100.00%) Linux
1 1 (100.00%) Red Hat
1 1 (100.00%) Subversion
1 1 (100.00%) Microsoft Azure
1 1 (100.00%) Amazon AWS
1 1 (100.00%) Puppet
1 1 (100.00%) Hudson
1 1 (100.00%) vCloud
1 1 (100.00%) GitHub
1 1 (100.00%) Jenkins
1 1 (100.00%) Opscode Chef
1 1 (100.00%) Ansible
1 1 (100.00%) DevOps
1 1 (100.00%) Google Cloud Platform

CentOS
Co-occurring IT Skills in Guildford 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 1 (100.00%) Amazon AWS
1 1 (100.00%) GitHub
1 1 (100.00%) Google Cloud Platform
1 1 (100.00%) Microsoft Azure
Development Applications
1 1 (100.00%) Hudson
1 1 (100.00%) Jenkins
1 1 (100.00%) Subversion
Job Titles
1 1 (100.00%) Administrator
1 1 (100.00%) DevOps Administrator
1 1 (100.00%) Linux Administrator
1 1 (100.00%) Linux DevOps Administrator
1 1 (100.00%) Linux Systems Administrator
1 1 (100.00%) Linux/Unix DevOps
1 1 (100.00%) Senior DevOps
1 1 (100.00%) Senior Linux Administrator
1 1 (100.00%) Senior Linux Systems Administrator
1 1 (100.00%) Senior Systems Administrator
1 1 (100.00%) Systems Administrator
Operating Systems
1 1 (100.00%) Linux
Processes & Methodologies
1 1 (100.00%) DevOps
System Software
1 1 (100.00%) vCloud
Systems Management
1 1 (100.00%) Ansible
1 1 (100.00%) Opscode Chef
1 1 (100.00%) Puppet
Vendors
1 1 (100.00%) Red Hat