The table below looks at the statistics for CentOS skills in IT jobs advertised for the Guildford region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 26 August 2016 with a comparison to the same period over the previous 2 years.

3 months to
26 Aug 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 59 75 73
Rank change year-on-year
+16 -2
Permanent jobs citing CentOS 2 3 8
As % of all permanent IT jobs located in Guildford 0.51% 0.47% 1.15%
As % of the Operating Systems category 1.38% 1.20% 4.44%
Number of salaries quoted 2 2 8
Median salary £27,500 £56,250 £47,500
Median salary % change year-on-year
-51.11% +18.42%
90% offered a salary of more than £25,500 £53,250 £36,000
10% offered a salary of more than £29,500 £59,250 £50,000
UK excluding London median salary £47,500 £42,500 £41,500
% change year-on-year
+11.76% +2.40%
CentOS
Surrey

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in permanent jobs advertised in the Guildford region.

Operating Systems Category
Guildford
Permanent IT job ads with a match in the
Operating Systems category
145 251 180
As % of all permanent IT jobs located in Guildford 36.62% 39.34% 25.97%
Number of salaries quoted 135 222 171
Median salary £38,000 £35,000 £40,000
Median salary % change year-on-year
+8.57% -12.50%
90% offered a salary of more than £21,500 £25,000 £28,500
10% offered a salary of more than £57,500 £50,675 £52,500
UK excluding London median salary £38,000 £37,500 £36,500
% change year-on-year
+1.33% +2.73%

CentOS
Jobs Demand Trend in Guildford

The demand trend of job ads across the Guildford region citing CentOS as a proportion of all IT jobs with a match in the Operating Systems category.

CentOS Jobs Demand Trend in Guildford

CentOS
Salary Trend in Guildford

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing CentOS across the Guildford region.

CentOS Salary Trend in Guildford

CentOS
Top 30 Related IT Skills in Guildford

For the 6 months to 26 August 2016, IT jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Guildford region with a requirement for CentOS.

1 7 (100.00%) Linux
2 5 (71.43%) Cisco
3 4 (57.14%) VMware
4 3 (42.86%) Debian
4 3 (42.86%) Firewall
4 3 (42.86%) Wi-Fi
4 3 (42.86%) Bash Shell
4 3 (42.86%) Tomcat
4 3 (42.86%) SAN
4 3 (42.86%) Nagios
4 3 (42.86%) MySQL
4 3 (42.86%) LDAP
5 2 (28.57%) Apache
5 2 (28.57%) C
5 2 (28.57%) C++
5 2 (28.57%) Java
5 2 (28.57%) Perl
5 2 (28.57%) IIS
5 2 (28.57%) Web Services
5 2 (28.57%) ITIL
5 2 (28.57%) Windows
5 2 (28.57%) SSL
5 2 (28.57%) Red Hat
5 2 (28.57%) Python
5 2 (28.57%) Microsoft
5 2 (28.57%) F5
5 2 (28.57%) ZABBIX
5 2 (28.57%) NAS
5 2 (28.57%) Windows Server 2008
5 2 (28.57%) ISO/IEC 27001

CentOS
Top Related 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:

Application Platforms
1 3 (42.86%) Tomcat
2 2 (28.57%) Apache
2 2 (28.57%) IIS
Cloud Services
1 1 (14.29%) SaaS
Communications & Networking
1 3 (42.86%) Firewall
1 3 (42.86%) LDAP
1 3 (42.86%) SAN
1 3 (42.86%) Wi-Fi
2 2 (28.57%) Cisco IOS
2 2 (28.57%) NAS
2 2 (28.57%) SSL
3 1 (14.29%) DNS
3 1 (14.29%) FTP
3 1 (14.29%) LAN
3 1 (14.29%) WAN
Database & Business Intelligence
1 3 (42.86%) MySQL
2 1 (14.29%) SQL Server
General
1 2 (28.57%) Telecoms
Job Titles
1 5 (71.43%) Support Engineer
2 3 (42.86%) Technical Engineer
2 3 (42.86%) Technical Support
2 3 (42.86%) Technical Support Engineer
3 2 (28.57%) 3rd Line Engineer
3 2 (28.57%) 3rd Line Support
3 2 (28.57%) 3rd Line Support Engineer
3 2 (28.57%) Analyst
3 2 (28.57%) Support Analyst
3 2 (28.57%) Technical Analyst
3 2 (28.57%) Technical Support Analyst
4 1 (14.29%) Administrator
4 1 (14.29%) Hyper-V Engineer
4 1 (14.29%) Infrastructure Engineer
4 1 (14.29%) Linux Engineer
4 1 (14.29%) Linux Support Engineer
4 1 (14.29%) SAN Engineer
4 1 (14.29%) Senior Hyper-V Engineer
4 1 (14.29%) Senior Infrastructure Engineer
4 1 (14.29%) Senior Systems Administrator
Libraries, Frameworks & Software Standards
1 2 (28.57%) Web Services
Miscellaneous
1 2 (28.57%) Analytical Skills
1 2 (28.57%) Cyber Attack
2 1 (14.29%) Cybercrime
2 1 (14.29%) Data Centre
2 1 (14.29%) Driving Licence
Operating Systems
1 7 (100.00%) Linux
2 3 (42.86%) Debian
3 2 (28.57%) Windows
3 2 (28.57%) Windows Server
3 2 (28.57%) Windows Server 2008
3 2 (28.57%) Windows Server 2012
Processes & Methodologies
1 2 (28.57%) ITIL
1 2 (28.57%) Load Balancing
1 2 (28.57%) Service Delivery
2 1 (14.29%) Asset Management
2 1 (14.29%) Configuration Management
2 1 (14.29%) Mentoring
2 1 (14.29%) Migration
2 1 (14.29%) Server Virtualisation
2 1 (14.29%) Time Management
2 1 (14.29%) Virtual Environments
Programming Languages
1 3 (42.86%) Bash Shell
2 2 (28.57%) AWK
2 2 (28.57%) C
2 2 (28.57%) C++
2 2 (28.57%) Java
2 2 (28.57%) Perl
2 2 (28.57%) Python
2 2 (28.57%) sed
3 1 (14.29%) PowerShell
Quality Assurance & Compliance
1 2 (28.57%) ISO/IEC 27001
System Software
1 1 (14.29%) Active Directory
1 1 (14.29%) Corosync
1 1 (14.29%) Hyper-V
1 1 (14.29%) VMware ESXi
1 1 (14.29%) VMware Infrastructure
Systems Management
1 3 (42.86%) Nagios
2 2 (28.57%) Hyperic
2 2 (28.57%) logstash
2 2 (28.57%) ZABBIX
3 1 (14.29%) Cacti
3 1 (14.29%) HAProxy
3 1 (14.29%) Pacemaker
3 1 (14.29%) Red Hat Spacewalk
Vendors
1 5 (71.43%) Cisco
2 4 (57.14%) VMware
3 2 (28.57%) F5
3 2 (28.57%) Microsoft
3 2 (28.57%) Red Hat
4 1 (14.29%) 3PAR
4 1 (14.29%) CommVault
4 1 (14.29%) HP