The first table below looks at the demand for CentOS skills in IT jobs advertised for the Southampton region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 17 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Operating Systems category for the Southampton region.

Location
3 months to
17 May 2013
Same period 2012 Same period 2011
CentOS Linux
Rank - 86 66
Permanent jobs citing CentOS 0 2 4
As % of all permanent IT jobs located in Southampton - 0.214% 0.653%
As % of the Operating Systems category - 0.610% 2.073%
Number of salaries quoted 0 2 4
Average salary - £30,000 £32,500
Average salary % change year-on-year
- -7.69%
UK excluding London average salary £38,500 £40,000 £36,000
% change year-on-year
-3.75% +11.11%
All Operating Systems
Southampton
Permanent IT job ads with a match in the
Operating Systems category
293 328 193
As % of all permanent IT jobs located in Southampton 35.09% 35.08% 31.48%
Number of salaries quoted 271 311 180
Average salary £37,500 £35,000 £30,000
Average salary % change year-on-year
+7.14% +16.66%
90% offered a salary of more than £29,000 £22,000 £22,000
10% offered a salary of more than £50,000 £46,150 £47,500
UK excluding London average salary £37,500 £37,500 £35,000
% change year-on-year
- +7.14%
CentOS
Hampshire

CentOS
Jobs Demand Trend

This chart provides a 3-month moving total of permanent IT jobs citing CentOS across the Southampton region as a proportion of the total demand within the Operating Systems category.

Southampton CentOS Jobs Demand Trend

CentOS
Salary Trend

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

Southampton CentOS Salary Trend

CentOS
Top 30 Related IT Skills

For the 6 months to 17 May 2013, IT jobs across the Southampton region citing CentOS also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS.

1 6 (100.00%) Linux
2 5 (83.33%) Apache
3 4 (66.67%) MySQL
4 3 (50.00%) PHP
4 3 (50.00%) POP3
4 3 (50.00%) SMTP
4 3 (50.00%) FTP
4 3 (50.00%) Red Hat
4 3 (50.00%) Firewall
4 3 (50.00%) VPN
4 3 (50.00%) DNS
4 3 (50.00%) Intel
4 3 (50.00%) IMAP
4 3 (50.00%) Sendmail
4 3 (50.00%) qmail
4 3 (50.00%) REST
5 2 (33.33%) Couchbase
5 2 (33.33%) Varnish
5 2 (33.33%) Bash shell
5 2 (33.33%) nginx
5 2 (33.33%) Windows
5 2 (33.33%) Red Hat Enterprise Linux
5 2 (33.33%) SSH
5 2 (33.33%) Microsoft Certification
5 2 (33.33%) SSL
5 2 (33.33%) Tivoli
5 2 (33.33%) TELNET
5 2 (33.33%) Samba
5 2 (33.33%) HTTP
5 2 (33.33%) NFS

CentOS
Top Related IT Skills by Category

For the 6 months to 17 May 2013, IT jobs across the Southampton region citing CentOS also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Development
1 3 (50.00%) REST
2 2 (33.33%) SOAP
3 1 (16.67%) XML
3 1 (16.67%) XHTML
3 1 (16.67%) HTML5
3 1 (16.67%) HTML
3 1 (16.67%) CSS
Application Platforms
1 5 (83.33%) Apache
2 2 (33.33%) nginx
2 2 (33.33%) IIS
Communications & Networking
1 3 (50.00%) POP3
1 3 (50.00%) SMTP
1 3 (50.00%) FTP
1 3 (50.00%) VPN
1 3 (50.00%) DNS
1 3 (50.00%) Firewall
1 3 (50.00%) IMAP
2 2 (33.33%) TELNET
2 2 (33.33%) SSH
2 2 (33.33%) SSL
2 2 (33.33%) HTTP
3 1 (16.67%) Internet
Database & Business Intelligence
1 4 (66.67%) MySQL
2 2 (33.33%) Couchbase
Job Titles
1 5 (83.33%) Systems Administrator
1 5 (83.33%) Linux Systems Administrator
1 5 (83.33%) Linux Administrator
2 3 (50.00%) Administrator
3 1 (16.67%) Linux Engineer
3 1 (16.67%) Linux Support
3 1 (16.67%) Linux Support Engineer
3 1 (16.67%) Support Engineer
3 1 (16.67%) Software Developer
3 1 (16.67%) Developer
Operating Systems
1 6 (100.00%) Linux
2 2 (33.33%) Windows
2 2 (33.33%) Red Hat Enterprise Linux
3 1 (16.67%) UNIX
3 1 (16.67%) Debian
3 1 (16.67%) Ubuntu
Programming Languages
1 3 (50.00%) PHP
2 2 (33.33%) Bash shell
Qualifications
1 2 (33.33%) MCP
1 2 (33.33%) MCSE
1 2 (33.33%) Microsoft Certification
2 1 (16.67%) RHCE
Quality Assurance & Compliance
1 1 (16.67%) PCI DSS
System Software
1 3 (50.00%) qmail
1 3 (50.00%) Sendmail
2 2 (33.33%) Varnish
2 2 (33.33%) NFS
2 2 (33.33%) Samba
3 1 (16.67%) Postfix
Systems Management
1 2 (33.33%) Tivoli
2 1 (16.67%) Plesk
Vendors
1 3 (50.00%) Intel
1 3 (50.00%) Red Hat