The table below looks at the statistics for CentOS skills in IT jobs advertised for the Cardiff region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 19 September 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
19 Sep 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 59 62 -
Rank change year-on-year
+3 -
Permanent jobs citing CentOS 10 1 0
As % of all permanent IT jobs located in Cardiff 1.59% 0.18% -
As % of the Operating Systems category 5.81% 0.81% -
Number of salaries quoted 10 1 0
Average salary £35,000 £25,500 -
Average salary % change year-on-year
+37.25% -
UK excluding London average salary £41,500 £40,000 £37,500
% change year-on-year
+3.75% +6.66%
CentOS
South Wales

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

Operating Systems Category
Cardiff
Permanent IT job ads with a match in the
Operating Systems category
172 123 93
As % of all permanent IT jobs located in Cardiff 27.34% 21.54% 25.69%
Number of salaries quoted 157 115 86
Average salary £32,500 £32,500 £35,000
Average salary % change year-on-year
- -7.14%
90% offered a salary of more than £22,500 £22,000 £18,000
10% offered a salary of more than £40,000 £70,000 £55,000
UK excluding London average salary £36,500 £37,500 £37,500
% change year-on-year
-2.66% -

CentOS
Jobs Demand Trend in Cardiff

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

CentOS Jobs Demand Trend in Cardiff

CentOS
Salary Trend in Cardiff

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

CentOS Salary Trend in Cardiff

CentOS
Salary Histogram in Cardiff

This chart provides a salary histogram for IT jobs citing CentOS across the Cardiff region over the 3 months to 19 September 2014.

CentOS Salary Histogram in Cardiff

CentOS
Top 30 Related IT Skills in Cardiff

For the 6 months to 19 September 2014, IT jobs across the Cardiff 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 22 (100.00%) Linux
2 21 (95.45%) Perl
2 21 (95.45%) VMware
3 17 (77.27%) Finance
3 17 (77.27%) Python
4 16 (72.73%) SaaS
5 15 (68.18%) VMware Infrastructure
5 15 (68.18%) Welsh Language
6 13 (59.09%) Debian
7 12 (54.55%) Nessus
7 12 (54.55%) Nmap
7 12 (54.55%) Wireshark
7 12 (54.55%) Nagios
7 12 (54.55%) tcpdump
8 10 (45.45%) Puppet
8 10 (45.45%) Configuration Management
8 10 (45.45%) UNIX
9 9 (40.91%) Apache
9 9 (40.91%) Firewall
10 8 (36.36%) Windows
11 7 (31.82%) MySQL
11 7 (31.82%) TCP/IP
11 7 (31.82%) Incident Management
11 7 (31.82%) VLAN
12 6 (27.27%) HTTP
12 6 (27.27%) Red Hat Enterprise Linux
13 5 (22.73%) Amazon EC2
13 5 (22.73%) Opscode Chef
13 5 (22.73%) Relational Database
13 5 (22.73%) SAN

CentOS
Top Related IT Skills in Cardiff by Category

For the 6 months to 19 September 2014, IT jobs across the Cardiff 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 Platforms
1 9 (40.91%) Apache
2 3 (13.64%) OpenStack
3 2 (9.09%) Tomcat
4 1 (4.55%) nginx
Cloud Services
1 16 (72.73%) SaaS
2 5 (22.73%) Amazon EC2
3 3 (13.64%) Microsoft Azure
4 1 (4.55%) Amazon AWS
Communications & Networking
1 12 (54.55%) Wireshark
1 12 (54.55%) tcpdump
2 9 (40.91%) Firewall
3 7 (31.82%) VLAN
3 7 (31.82%) TCP/IP
4 6 (27.27%) HTTP
5 5 (22.73%) SAN
6 4 (18.18%) Fibre Channel
6 4 (18.18%) iSCSI
7 2 (9.09%) LDAP
7 2 (9.09%) LAN
7 2 (9.09%) WAN
8 1 (4.55%) SSH
Database & Business Intelligence
1 7 (31.82%) MySQL
2 5 (22.73%) Relational Database
3 1 (4.55%) OLAP
3 1 (4.55%) OLTP
3 1 (4.55%) Oracle OLAP
3 1 (4.55%) Oracle Database 11g
3 1 (4.55%) Oracle Database
General
1 17 (77.27%) Finance
2 15 (68.18%) Welsh Language
Job Titles
1 6 (27.27%) Administrator
1 6 (27.27%) UNIX Administrator
1 6 (27.27%) Linux Administrator
2 5 (22.73%) Systems Administrator
2 5 (22.73%) UNIX Systems Administrator
2 5 (22.73%) Linux Systems Administrator
3 4 (18.18%) Infrastructure Engineer
4 3 (13.64%) Systems Engineer
4 3 (13.64%) UNIX Systems Engineer
4 3 (13.64%) Integration Engineer
4 3 (13.64%) UNIX Engineer
4 3 (13.64%) Linux Engineer
4 3 (13.64%) Cloud Engineer
5 2 (9.09%) NOC Engineer
6 1 (4.55%) Implementation Engineer
6 1 (4.55%) Network Operations Manager
6 1 (4.55%) DevOps Engineer
6 1 (4.55%) Operations Manager
6 1 (4.55%) Graduate
6 1 (4.55%) Network Manager
Miscellaneous
1 1 (4.55%) Computer Science
1 1 (4.55%) Analytical Skills
Operating Systems
1 22 (100.00%) Linux
2 13 (59.09%) Debian
3 10 (45.45%) UNIX
4 8 (36.36%) Windows
5 6 (27.27%) Red Hat Enterprise Linux
6 4 (18.18%) AIX
7 1 (4.55%) Ubuntu
Processes & Methodologies
1 10 (45.45%) Configuration Management
2 7 (31.82%) Incident Management
3 5 (22.73%) ITIL
4 3 (13.64%) Network Design
4 3 (13.64%) Time Management
5 2 (9.09%) Load Balancing
5 2 (9.09%) DevOps
6 1 (4.55%) Mentoring
6 1 (4.55%) People Management
6 1 (4.55%) Computer Security
6 1 (4.55%) Continuous Improvement
6 1 (4.55%) Analytics
6 1 (4.55%) Performance Tuning
Programming Languages
1 21 (95.45%) Perl
2 17 (77.27%) Python
3 5 (22.73%) Ruby
4 4 (18.18%) Bash Shell
5 3 (13.64%) C#
5 3 (13.64%) PowerShell
6 1 (4.55%) Shell Script
Qualifications
1 4 (18.18%) VMware Certified Professional (VCP)
2 1 (4.55%) Degree
System Software
1 15 (68.18%) VMware Infrastructure
2 12 (54.55%) Nmap
3 5 (22.73%) Xen
4 3 (13.64%) XenServer
5 2 (9.09%) KVM
6 1 (4.55%) Oracle RAC
6 1 (4.55%) Active Directory
6 1 (4.55%) Oracle RMAN
Systems Management
1 12 (54.55%) Nagios
1 12 (54.55%) Nessus
2 10 (45.45%) Puppet
3 5 (22.73%) Opscode Chef
4 1 (4.55%) Ansible
4 1 (4.55%) Data Guard
4 1 (4.55%) YUM
Vendors
1 21 (95.45%) VMware
2 4 (18.18%) Google
2 4 (18.18%) JBoss
2 4 (18.18%) Microsoft
2 4 (18.18%) Red Hat
3 3 (13.64%) IBM
3 3 (13.64%) Oracle
4 1 (4.55%) Rackspace