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

Location
3 months to
2 Sep 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 81 93 81
Rank change year-on-year
+12 -12
Permanent jobs citing CentOS 16 8 8
As % of all permanent IT jobs located in Wales 1.24% 0.62% 0.79%
As % of the Operating Systems category 4.56% 2.31% 2.68%
Number of salaries quoted 16 8 6
Average salary £34,000 £32,500 £55,000
Average salary % change year-on-year
+4.61% -40.90%
UK excluding London average salary £42,000 £38,750 £35,000
% change year-on-year
+8.38% +10.71%
CentOS
UK

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

Operating Systems Category
Wales
Permanent IT job ads with a match in the
Operating Systems category
351 346 298
As % of all permanent IT jobs located in Wales 27.19% 26.80% 29.27%
Number of salaries quoted 317 320 268
Average salary £33,000 £32,500 £36,250
Average salary % change year-on-year
+1.53% -10.34%
90% offered a salary of more than £22,500 £22,000 £21,975
10% offered a salary of more than £42,500 £55,000 £50,000
UK excluding London average salary £37,000 £37,500 £37,500
% change year-on-year
-1.33% -

CentOS
Jobs Demand Trend in Wales

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

CentOS Jobs Demand Trend in Wales

CentOS
Salary Trend in Wales

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

CentOS Salary Trend in Wales

CentOS
Salary Histogram in Wales

This chart provides a salary histogram for IT jobs citing CentOS across the Wales region over the 3 months to 2 September 2014.

CentOS Salary Histogram in Wales

CentOS
Job Locations in Wales

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the Wales region over the 3 months to 2 September 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
South Wales +8 16 £34,000 +4.61% 2
CentOS
UK

CentOS
Top 30 Related IT Skills in Wales

For the 6 months to 2 September 2014, IT jobs across the 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 27 (100.00%) Linux
2 25 (92.59%) Perl
3 21 (77.78%) Python
3 21 (77.78%) VMware
4 17 (62.96%) Finance
5 16 (59.26%) Wireshark
5 16 (59.26%) SaaS
6 15 (55.56%) VMware Infrastructure
6 15 (55.56%) Welsh Language
7 14 (51.85%) UNIX
8 13 (48.15%) Debian
9 12 (44.44%) Nessus
9 12 (44.44%) Nmap
9 12 (44.44%) Windows
9 12 (44.44%) TCP/IP
9 12 (44.44%) Nagios
9 12 (44.44%) tcpdump
10 10 (37.04%) Puppet
10 10 (37.04%) Configuration Management
10 10 (37.04%) HTTP
11 9 (33.33%) Apache
11 9 (33.33%) Firewall
11 9 (33.33%) Ruby
12 8 (29.63%) Bash Shell
12 8 (29.63%) Red Hat
13 7 (25.93%) MySQL
13 7 (25.93%) Red Hat Enterprise Linux
13 7 (25.93%) Incident Management
13 7 (25.93%) VLAN
14 5 (18.52%) ITIL

CentOS
Top Related IT Skills in Wales by Category

For the 6 months to 2 September 2014, IT jobs across the 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 9 (33.33%) Apache
2 4 (14.81%) Confluence
3 3 (11.11%) OpenStack
4 2 (7.41%) Tomcat
5 1 (3.70%) nginx
Cloud Services
1 16 (59.26%) SaaS
2 5 (18.52%) Amazon EC2
3 3 (11.11%) Microsoft Azure
4 1 (3.70%) Amazon AWS
Communications & Networking
1 16 (59.26%) Wireshark
2 12 (44.44%) tcpdump
2 12 (44.44%) TCP/IP
3 10 (37.04%) HTTP
4 9 (33.33%) Firewall
5 7 (25.93%) VLAN
6 5 (18.52%) SAN
7 4 (14.81%) iSCSI
7 4 (14.81%) Fibre Channel
8 2 (7.41%) LDAP
8 2 (7.41%) LAN
8 2 (7.41%) WAN
9 1 (3.70%) Ethernet
9 1 (3.70%) SSH
Database & Business Intelligence
1 7 (25.93%) MySQL
2 5 (18.52%) Relational Database
3 1 (3.70%) OLAP
3 1 (3.70%) OLTP
3 1 (3.70%) Oracle OLAP
3 1 (3.70%) Oracle Database 11g
3 1 (3.70%) Oracle Database
Development Applications
1 4 (14.81%) JIRA
1 4 (14.81%) Fiddler
1 4 (14.81%) Jenkins
General
1 17 (62.96%) Finance
2 15 (55.56%) Welsh Language
3 1 (3.70%) Telecoms
Job Titles
1 6 (22.22%) Administrator
1 6 (22.22%) UNIX Administrator
1 6 (22.22%) Linux Administrator
2 5 (18.52%) Linux Systems Administrator
2 5 (18.52%) UNIX Systems Administrator
2 5 (18.52%) Systems Administrator
3 4 (14.81%) Test Engineer
3 4 (14.81%) Infrastructure Engineer
4 3 (11.11%) Integration Engineer
4 3 (11.11%) UNIX Engineer
4 3 (11.11%) UNIX Systems Engineer
4 3 (11.11%) Software Test Engineer
4 3 (11.11%) Systems Engineer
4 3 (11.11%) Software Engineer
4 3 (11.11%) Cloud Engineer
4 3 (11.11%) C Software Engineer
4 3 (11.11%) Linux Engineer
5 2 (7.41%) NOC Engineer
6 1 (3.70%) Implementation Engineer
6 1 (3.70%) Network Operations Manager
Miscellaneous
1 3 (11.11%) DTV
2 1 (3.70%) Management Information System
2 1 (3.70%) Computer Science
2 1 (3.70%) Wiki
Operating Systems
1 27 (100.00%) Linux
2 14 (51.85%) UNIX
3 13 (48.15%) Debian
4 12 (44.44%) Windows
5 7 (25.93%) Red Hat Enterprise Linux
6 4 (14.81%) AIX
7 1 (3.70%) Fedora
7 1 (3.70%) Ubuntu
Processes & Methodologies
1 10 (37.04%) Configuration Management
2 7 (25.93%) Incident Management
3 5 (18.52%) ITIL
4 4 (14.81%) Bug Management
4 4 (14.81%) Product Management
4 4 (14.81%) BDD
4 4 (14.81%) Regression Testing
4 4 (14.81%) Scrum
4 4 (14.81%) TDD
4 4 (14.81%) Test Management
4 4 (14.81%) Continuous Integration
5 3 (11.11%) Time Management
5 3 (11.11%) Network Design
6 2 (7.41%) Load Balancing
6 2 (7.41%) DevOps
7 1 (3.70%) Mentoring
7 1 (3.70%) Performance Tuning
7 1 (3.70%) Continuous Improvement
7 1 (3.70%) Analytics
7 1 (3.70%) Computer Security
Programming Languages
1 25 (92.59%) Perl
2 21 (77.78%) Python
3 9 (33.33%) Ruby
4 8 (29.63%) Bash Shell
5 4 (14.81%) C++
5 4 (14.81%) Korn
5 4 (14.81%) C
6 3 (11.11%) C#
6 3 (11.11%) PowerShell
7 1 (3.70%) Shell Script
Qualifications
1 4 (14.81%) VMware Certified Professional (VCP)
2 1 (3.70%) Degree
System Software
1 15 (55.56%) VMware Infrastructure
2 12 (44.44%) Nmap
3 5 (18.52%) Xen
4 3 (11.11%) XenServer
5 2 (7.41%) KVM
6 1 (3.70%) Oracle RAC
6 1 (3.70%) Active Directory
6 1 (3.70%) Oracle RMAN
Systems Management
1 12 (44.44%) Nagios
1 12 (44.44%) Nessus
2 10 (37.04%) Puppet
3 5 (18.52%) Opscode Chef
4 1 (3.70%) Ansible
4 1 (3.70%) Data Guard
4 1 (3.70%) YUM
Vendors
1 21 (77.78%) VMware
2 8 (29.63%) Red Hat
3 4 (14.81%) Google
3 4 (14.81%) JBoss
3 4 (14.81%) Microsoft
4 3 (11.11%) Oracle
4 3 (11.11%) IBM
5 1 (3.70%) Rackspace
5 1 (3.70%) Salesforce.com
5 1 (3.70%) Perforce
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