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 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.

CentOS Linux
Surrey / Guildford
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank - 25 -
Contract jobs citing CentOS 0 3 0
As % of all contract IT jobs advertised in Guildford - 2.05% -
As % of the Operating Systems category - 4.48% -
Number of daily rates quoted 0 2 0
Median daily rate - £418 -
UK excluding London median daily rate £465 £425 £375
% change year-on-year +9.41% +13.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £17.50 £8.50 £47.50
% change year-on-year +105.88% -82.10%  

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 29 67 28
As % of all contract IT job vacancies advertised in Guildford 22.48% 45.89% 13.15%
Number of daily rates quoted 22 33 17
Median daily rate £425 £375 £325
Median daily rate % change year-on-year +13.33% +15.38%  
90% offered a daily rate of more than £170 £185 £297
10% offered a daily rate of more than £485 £540 £400
UK excluding London median daily rate £385 £365 £338
% change year-on-year +5.47% +8.14%  
Number of hourly rates quoted 2 17 3
Median hourly rate £14.00 £15.00 £14.50
Median hourly rate % change year-on-year -6.66% +3.44%  
UK excluding London median hourly rate £15.50 £16.50 £15.50
% change year-on-year -6.06% +6.45%  

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 30 March 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 2 (100.00%) Perl
1 2 (100.00%) Linux
1 2 (100.00%) Python
1 2 (100.00%) SMTP
1 2 (100.00%) FTP
1 2 (100.00%) VPN
1 2 (100.00%) DNS
1 2 (100.00%) Red Hat
1 2 (100.00%) RHCT
1 2 (100.00%) Ethical Hacking
1 2 (100.00%) CEH
1 2 (100.00%) Ubuntu
1 2 (100.00%) Security Cleared
1 2 (100.00%) PowerShell
1 2 (100.00%) Puppet
1 2 (100.00%) AWS Certification
2 1 (50.00%) SC Cleared

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:

Communications & Networking
1 2 (100.00%) DNS
1 2 (100.00%) FTP
1 2 (100.00%) SMTP
1 2 (100.00%) VPN
Job Titles
1 2 (100.00%) Linux Engineer
2 1 (50.00%) Administrator
2 1 (50.00%) Infrastructure Engineer
2 1 (50.00%) Linux Administrator
2 1 (50.00%) Linux Systems Administrator
2 1 (50.00%) Linux Systems Engineer
2 1 (50.00%) PowerShell Engineer
2 1 (50.00%) Systems Administrator
Operating Systems
1 2 (100.00%) Linux
1 2 (100.00%) Ubuntu
Processes & Methodologies
1 2 (100.00%) Ethical Hacking
Programming Languages
1 2 (100.00%) Perl
1 2 (100.00%) PowerShell
1 2 (100.00%) Python
Qualifications
1 2 (100.00%) AWS Certification
1 2 (100.00%) CEH
1 2 (100.00%) RHCT
1 2 (100.00%) Security Cleared
2 1 (50.00%) SC Cleared
Systems Management
1 2 (100.00%) Puppet
Vendors
1 2 (100.00%) Red Hat