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 27 April 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
27 Apr 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 54 59 -
Rank change year-on-year
+5 -
Permanent jobs citing CentOS 11 2 0
As % of all permanent IT jobs located in Cardiff 1.65% 0.34% -
As % of the Operating Systems category 6.88% 1.57% -
Number of salaries quoted 11 1 0
Average salary £40,000 £60,000 -
Average salary % change year-on-year
-33.33% -
UK excluding London average salary £40,000 £38,500 £37,500
% change year-on-year
+3.89% +2.66%
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
160 127 112
As % of all permanent IT jobs located in Cardiff 23.99% 21.49% 18.79%
Number of salaries quoted 130 110 103
Average salary £35,500 £33,000 £32,500
Average salary % change year-on-year
+7.57% +1.53%
90% offered a salary of more than £26,500 £25,250 £25,000
10% offered a salary of more than £44,800 £40,000 £49,000
UK excluding London average salary £37,500 £37,000 £37,500
% change year-on-year
+1.35% -1.33%

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 27 April 2015.

CentOS Salary Histogram in Cardiff

CentOS
Top 30 Related IT Skills in Cardiff

For the 6 months to 27 April 2015, 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 18 (100.00%) Linux
2 12 (66.67%) SaaS
3 11 (61.11%) Perl
4 10 (55.56%) VMware
5 9 (50.00%) Firewall
5 9 (50.00%) Amazon AWS
6 7 (38.89%) Public Cloud
6 7 (38.89%) Finance
7 6 (33.33%) Bash Shell
7 6 (33.33%) Debian
7 6 (33.33%) Welsh Language
7 6 (33.33%) Red Hat Enterprise Linux
8 5 (27.78%) VMware Infrastructure
8 5 (27.78%) Load Balancing
8 5 (27.78%) Puppet
8 5 (27.78%) Apache
8 5 (27.78%) UNIX
8 5 (27.78%) Windows
8 5 (27.78%) Python
8 5 (27.78%) Red Hat
9 4 (22.22%) Configuration Management
9 4 (22.22%) Nagios
9 4 (22.22%) TCP/IP
9 4 (22.22%) Wireshark
9 4 (22.22%) SQLite
9 4 (22.22%) nginx
9 4 (22.22%) Product Management
10 3 (16.67%) Amazon EC2
10 3 (16.67%) tcpdump
10 3 (16.67%) iptables

CentOS
Top Related IT Skills in Cardiff by Category

For the 6 months to 27 April 2015, 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 5 (27.78%) Apache
2 4 (22.22%) nginx
3 2 (11.11%) OpenStack
4 1 (5.56%) Tomcat
4 1 (5.56%) IIS
Applications
1 2 (11.11%) MS Excel
Cloud Services
1 12 (66.67%) SaaS
2 9 (50.00%) Amazon AWS
3 3 (16.67%) Amazon EC2
4 1 (5.56%) Microsoft Azure
Communications & Networking
1 9 (50.00%) Firewall
2 4 (22.22%) Wireshark
2 4 (22.22%) TCP/IP
3 3 (16.67%) tcpdump
3 3 (16.67%) VLAN
3 3 (16.67%) HTTP
4 2 (11.11%) SAN
4 2 (11.11%) LDAP
5 1 (5.56%) LAN
5 1 (5.56%) VoIP
5 1 (5.56%) WAN
5 1 (5.56%) MPLS
5 1 (5.56%) VPN
5 1 (5.56%) DNS
5 1 (5.56%) VPLS
5 1 (5.56%) NetScaler
Database & Business Intelligence
1 4 (22.22%) SQLite
2 3 (16.67%) MySQL
3 1 (5.56%) SQL Server
3 1 (5.56%) Data Warehouse
3 1 (5.56%) Oracle Database 11g
3 1 (5.56%) Amazon RDS
3 1 (5.56%) Oracle Database
General
1 7 (38.89%) Finance
2 6 (33.33%) Welsh Language
Job Titles
1 6 (33.33%) Systems Engineer
2 5 (27.78%) Systems Administrator
2 5 (27.78%) Administrator
2 5 (27.78%) Linux Systems Administrator
2 5 (27.78%) Linux Administrator
2 5 (27.78%) Linux Engineer
2 5 (27.78%) Linux Systems Engineer
3 3 (16.67%) UNIX Systems Administrator
3 3 (16.67%) UNIX Administrator
4 2 (11.11%) Network Manager
4 2 (11.11%) Operations Manager
4 2 (11.11%) Senior Systems Engineer
4 2 (11.11%) Network Operations Manager
4 2 (11.11%) DevOps Engineer
5 1 (5.56%) Cloud Engineer
5 1 (5.56%) Senior Linux Engineer
5 1 (5.56%) Operations Engineer
5 1 (5.56%) DBA
5 1 (5.56%) Oracle DBA
Libraries, Frameworks & Software Standards
1 1 (5.56%) Web Services
1 1 (5.56%) LAMP
Miscellaneous
1 7 (38.89%) Public Cloud
2 1 (5.56%) Clustering
2 1 (5.56%) Computer Science
2 1 (5.56%) Analytical Skills
Operating Systems
1 18 (100.00%) Linux
2 6 (33.33%) Debian
2 6 (33.33%) Red Hat Enterprise Linux
3 5 (27.78%) UNIX
3 5 (27.78%) Windows
4 1 (5.56%) AIX
4 1 (5.56%) FreeBSD
4 1 (5.56%) Ubuntu
Processes & Methodologies
1 5 (27.78%) Load Balancing
2 4 (22.22%) Configuration Management
2 4 (22.22%) Product Management
3 3 (16.67%) Incident Management
4 2 (11.11%) Continuous Improvement
4 2 (11.11%) Analytics
4 2 (11.11%) DevOps
4 2 (11.11%) People Management
5 1 (5.56%) Network Monitoring
5 1 (5.56%) ETL
5 1 (5.56%) Time Management
5 1 (5.56%) Data Migration
5 1 (5.56%) Service Delivery
5 1 (5.56%) Risk Management
5 1 (5.56%) Migration
5 1 (5.56%) Information Security
5 1 (5.56%) Network Design
5 1 (5.56%) Vulnerability Assessment
Programming Languages
1 11 (61.11%) Perl
2 6 (33.33%) Bash Shell
3 5 (27.78%) Python
4 3 (16.67%) Ruby
5 2 (11.11%) SQL
6 1 (5.56%) PowerShell
6 1 (5.56%) PL/SQL
6 1 (5.56%) C#
6 1 (5.56%) Java
Qualifications
1 2 (11.11%) VMware Certified Professional (VCP)
2 1 (5.56%) Degree
2 1 (5.56%) Oracle Certification
System Software
1 5 (27.78%) VMware Infrastructure
2 3 (16.67%) iptables
3 2 (11.11%) Active Directory
4 1 (5.56%) XenServer
4 1 (5.56%) KVM
Systems Management
1 5 (27.78%) Puppet
2 4 (22.22%) Nagios
3 3 (16.67%) Nessus
3 3 (16.67%) Nmap
4 2 (11.11%) yum
4 2 (11.11%) Opscode Chef
5 1 (5.56%) Ansible
5 1 (5.56%) Graphite
Vendors
1 10 (55.56%) VMware
2 5 (27.78%) Red Hat
3 2 (11.11%) Oracle
3 2 (11.11%) Microsoft
4 1 (5.56%) Informatica
4 1 (5.56%) Cisco
4 1 (5.56%) Teradata
4 1 (5.56%) Google
4 1 (5.56%) Brocade
4 1 (5.56%) SonicWALL