The table below looks at the statistics for CentOS skills in IT jobs advertised for the South Wales region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 21 October 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
21 Oct 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 75 90 85
Rank change year-on-year
+15 -5
Permanent jobs citing CentOS 12 8 8
As % of all permanent IT jobs located in South Wales 1.11% 0.66% 0.78%
As % of the Operating Systems category 4.33% 2.65% 2.79%
Number of salaries quoted 12 8 6
Average salary £34,000 £35,500 £55,000
Average salary % change year-on-year
-4.22% -35.45%
UK excluding London average salary £40,000 £40,000 £37,500
% change year-on-year
- +6.66%
CentOS
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 South Wales region.

Operating Systems Category
South Wales
Permanent IT job ads with a match in the
Operating Systems category
277 302 287
As % of all permanent IT jobs located in South Wales 25.55% 24.88% 28.05%
Number of salaries quoted 262 283 267
Average salary £34,000 £32,500 £38,000
Average salary % change year-on-year
+4.61% -14.47%
90% offered a salary of more than £21,500 £23,000 £23,500
10% offered a salary of more than £42,500 £52,500 £50,750
UK excluding London average salary £37,000 £37,500 £37,500
% change year-on-year
-1.33% -

CentOS
Jobs Demand Trend in South Wales

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

CentOS Jobs Demand Trend in South Wales

CentOS
Salary Trend in South Wales

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

CentOS Salary Trend in South Wales

CentOS
Salary Histogram in South Wales

This chart provides a salary histogram for IT jobs citing CentOS across the South Wales region over the 3 months to 21 October 2014.

CentOS Salary Histogram in South Wales

CentOS
Job Locations in South Wales

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the South Wales region over the 3 months to 21 October 2014. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Torfaen -1 7 £34,000 +4.61%
Cardiff -1 4 £35,000 -4.10%
Newport +20 1 £37,500 -21.05%
CentOS
Wales

CentOS
Top 30 Related IT Skills in South Wales

For the 6 months to 21 October 2014, IT jobs across the South Wales 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 30 (100.00%) Perl
1 30 (100.00%) Linux
2 26 (86.67%) Python
3 21 (70.00%) VMware
4 20 (66.67%) Wireshark
5 17 (56.67%) Finance
5 17 (56.67%) UNIX
6 16 (53.33%) TCP/IP
6 16 (53.33%) VMware Infrastructure
6 16 (53.33%) SaaS
7 15 (50.00%) Welsh Language
7 15 (50.00%) Windows
8 13 (43.33%) Debian
8 13 (43.33%) Red Hat
8 13 (43.33%) Bash Shell
8 13 (43.33%) tcpdump
9 12 (40.00%) Nessus
9 12 (40.00%) Nmap
9 12 (40.00%) Ruby
9 12 (40.00%) Nagios
9 12 (40.00%) HTTP
10 10 (33.33%) Apache
10 10 (33.33%) Firewall
10 10 (33.33%) Puppet
11 9 (30.00%) Configuration Management
11 9 (30.00%) Agile Software Development
12 8 (26.67%) TDD
12 8 (26.67%) Scrum
12 8 (26.67%) MySQL
12 8 (26.67%) BDD

CentOS
Top Related IT Skills in South Wales by Category

For the 6 months to 21 October 2014, IT jobs across the South Wales 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 10 (33.33%) Apache
2 8 (26.67%) Confluence
3 4 (13.33%) JBoss
4 3 (10.00%) OpenStack
5 2 (6.67%) Tomcat
6 1 (3.33%) nginx
Cloud Services
1 16 (53.33%) SaaS
2 5 (16.67%) Amazon EC2
3 3 (10.00%) Microsoft Azure
4 1 (3.33%) PaaS
4 1 (3.33%) Amazon AWS
Communications & Networking
1 20 (66.67%) Wireshark
2 16 (53.33%) TCP/IP
3 13 (43.33%) tcpdump
4 12 (40.00%) HTTP
5 10 (33.33%) Firewall
6 8 (26.67%) VLAN
7 6 (20.00%) SAN
8 5 (16.67%) iSCSI
9 4 (13.33%) Fibre Channel
10 3 (10.00%) LAN
10 3 (10.00%) WAN
11 2 (6.67%) LDAP
11 2 (6.67%) SSH
12 1 (3.33%) Network Security
12 1 (3.33%) OpenLDAP
12 1 (3.33%) NAS
12 1 (3.33%) Wireless
12 1 (3.33%) Kerberos
12 1 (3.33%) SNMP
12 1 (3.33%) VPN
Database & Business Intelligence
1 8 (26.67%) MySQL
2 5 (16.67%) Relational Database
3 2 (6.67%) Oracle Database
3 2 (6.67%) Oracle Database 11g
4 1 (3.33%) Oracle OLAP
4 1 (3.33%) Big Data
4 1 (3.33%) OLTP
4 1 (3.33%) OLAP
Development Applications
1 8 (26.67%) Jenkins
1 8 (26.67%) JIRA
1 8 (26.67%) TestLink
2 7 (23.33%) Fiddler
3 1 (3.33%) Cucumber
3 1 (3.33%) JMeter
3 1 (3.33%) JUnit
General
1 17 (56.67%) Finance
2 15 (50.00%) Welsh Language
3 1 (3.33%) Marketing
3 1 (3.33%) Advertising
Job Titles
1 8 (26.67%) Test Engineer
2 7 (23.33%) Linux Administrator
2 7 (23.33%) Administrator
3 6 (20.00%) Software Engineer
3 6 (20.00%) Systems Administrator
3 6 (20.00%) Software Test Engineer
3 6 (20.00%) UNIX Administrator
3 6 (20.00%) C Software Engineer
3 6 (20.00%) Linux Systems Administrator
4 5 (16.67%) UNIX Systems Administrator
5 4 (13.33%) Infrastructure Engineer
6 3 (10.00%) Linux Engineer
6 3 (10.00%) Systems Engineer
6 3 (10.00%) UNIX Systems Engineer
6 3 (10.00%) Integration Engineer
6 3 (10.00%) UNIX Engineer
6 3 (10.00%) Cloud Engineer
7 2 (6.67%) NOC Engineer
8 1 (3.33%) Implementation Engineer
8 1 (3.33%) Automated Test Engineer
Miscellaneous
1 7 (23.33%) DTV
2 1 (3.33%) Computer Science
2 1 (3.33%) Management Information System
2 1 (3.33%) Client/Server
2 1 (3.33%) User Experience
2 1 (3.33%) Analytical Skills
Operating Systems
1 30 (100.00%) Linux
2 17 (56.67%) UNIX
3 15 (50.00%) Windows
4 13 (43.33%) Debian
5 7 (23.33%) Red Hat Enterprise Linux
6 4 (13.33%) AIX
7 1 (3.33%) Ubuntu
Processes & Methodologies
1 9 (30.00%) Configuration Management
1 9 (30.00%) Agile Software Development
2 8 (26.67%) TDD
2 8 (26.67%) Scrum
2 8 (26.67%) BDD
2 8 (26.67%) Bug Management
2 8 (26.67%) Regression Testing
2 8 (26.67%) Test Management
2 8 (26.67%) Continuous Integration
3 7 (23.33%) Incident Management
3 7 (23.33%) Product Management
4 5 (16.67%) ITIL
5 3 (10.00%) Network Design
5 3 (10.00%) Time Management
6 2 (6.67%) DevOps
6 2 (6.67%) Load Balancing
7 1 (3.33%) Manual Testing
7 1 (3.33%) Automated Testing
7 1 (3.33%) Computer Security
7 1 (3.33%) Mobile Marketing
Programming Languages
1 30 (100.00%) Perl
2 26 (86.67%) Python
3 13 (43.33%) Bash Shell
4 12 (40.00%) Ruby
5 8 (26.67%) Korn
6 7 (23.33%) C
6 7 (23.33%) C++
7 3 (10.00%) PowerShell
7 3 (10.00%) C#
8 1 (3.33%) Groovy
8 1 (3.33%) Shell Script
8 1 (3.33%) Java
8 1 (3.33%) PHP
8 1 (3.33%) SQL
Qualifications
1 4 (13.33%) VMware Certified Professional (VCP)
2 1 (3.33%) Degree
2 1 (3.33%) ISEB
System Software
1 16 (53.33%) VMware Infrastructure
2 12 (40.00%) Nmap
3 6 (20.00%) Xen
4 3 (10.00%) XenServer
5 2 (6.67%) KVM
6 1 (3.33%) Oracle RAC
6 1 (3.33%) Squid
6 1 (3.33%) Samba
6 1 (3.33%) Oracle RMAN
6 1 (3.33%) Active Directory
6 1 (3.33%) NFS
Systems Management
1 12 (40.00%) Nessus
1 12 (40.00%) Nagios
2 10 (33.33%) Puppet
3 5 (16.67%) Opscode Chef
4 1 (3.33%) Data Guard
4 1 (3.33%) ZABBIX
4 1 (3.33%) YUM
4 1 (3.33%) Ansible
Vendors
1 21 (70.00%) VMware
2 13 (43.33%) Red Hat
3 4 (13.33%) Oracle
3 4 (13.33%) IBM
3 4 (13.33%) Microsoft
3 4 (13.33%) Google
4 2 (6.67%) Perforce
5 1 (3.33%) Rackspace
5 1 (3.33%) EMC