The table below looks at the statistics for CentOS skills in IT jobs advertised for the East of England region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 26 July 2016 with a comparison to the same period over the previous 2 years.

3 months to
26 Jul 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 228 241 232
Rank change year-on-year
+13 -9
Permanent jobs citing CentOS 22 35 52
As % of all permanent IT jobs located in the East of England 0.33% 0.46% 0.65%
As % of the Operating Systems category 1.39% 1.70% 2.29%
Number of salaries quoted 21 35 48
Median salary £49,000 £46,500 £45,000
Median salary % change year-on-year
+5.37% +3.33%
90% offered a salary of more than £40,000 £38,600 £38,200
10% offered a salary of more than £52,500 £55,000 £60,000
UK excluding London median salary £47,500 £42,500 £40,000
% change year-on-year
+11.76% +6.25%
CentOS
England

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

Operating Systems Category
East of England
Permanent IT job ads with a match in the
Operating Systems category
1583 2058 2270
As % of all permanent IT jobs located in the East of England 24.01% 26.83% 28.42%
Number of salaries quoted 1335 1616 1863
Median salary £40,000 £40,000 £40,000
90% offered a salary of more than £23,000 £24,000 £24,400
10% offered a salary of more than £60,000 £55,000 £55,000
UK excluding London median salary £38,000 £37,500 £36,000
% change year-on-year
+1.33% +4.16%

CentOS
Jobs Demand Trend in the East of England

The demand trend of job ads across the East of England region citing CentOS as a proportion of all IT jobs with a match in the Operating Systems category.

CentOS Jobs Demand Trend in the East of England

CentOS
Salary Trend in the East of England

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

CentOS Salary Trend in the East of England

CentOS
Salary Histogram in the East of England

This chart provides a salary histogram for IT jobs citing CentOS across the East of England region over the 3 months to 26 July 2016.

CentOS Salary Histogram in the East of England

CentOS
Job Locations in the East of England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the East of England region over the 3 months to 26 July 2016. 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cambridgeshire +2 11 £47,500 +11.76%
Hertfordshire +16 8 £52,500 -4.54% 1
Bedfordshire - 2 £42,500 -
Essex - 1 - - 2
CentOS
England

CentOS
Top 30 Related IT Skills in the East of England

For the 6 months to 26 July 2016, IT jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the East of England region with a requirement for CentOS.

1 38 (100.00%) Linux
2 18 (47.37%) Red Hat
3 14 (36.84%) Windows
4 13 (34.21%) VMware
4 13 (34.21%) Red Hat Enterprise Linux
5 12 (31.58%) Python
5 12 (31.58%) Bash Shell
6 11 (28.95%) Apache
6 11 (28.95%) Perl
6 11 (28.95%) Ubuntu
7 9 (23.68%) VMware Infrastructure
7 9 (23.68%) DevOps
8 8 (21.05%) Debian
8 8 (21.05%) Tomcat
8 8 (21.05%) Unix
8 8 (21.05%) Active Directory
8 8 (21.05%) LAMP
9 6 (15.79%) Finance
9 6 (15.79%) Firewall
9 6 (15.79%) MySQL
10 5 (13.16%) PHP
10 5 (13.16%) SAN
10 5 (13.16%) TCP/IP
10 5 (13.16%) Analytical Skills
10 5 (13.16%) Windows Server
10 5 (13.16%) Puppet
11 4 (10.53%) Continuous Improvement
11 4 (10.53%) Opscode Chef
11 4 (10.53%) vSphere
11 4 (10.53%) NAS

CentOS
Top Related IT Skills in the East of England by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 11 (28.95%) Apache
2 8 (21.05%) Tomcat
3 3 (7.89%) Confluence
3 3 (7.89%) nginx
4 1 (2.63%) IIS
4 1 (2.63%) JBoss
4 1 (2.63%) OpenStack
Cloud Services
1 2 (5.26%) Amazon AWS
2 1 (2.63%) GitHub
Communications & Networking
1 6 (15.79%) Firewall
2 5 (13.16%) SAN
2 5 (13.16%) TCP/IP
3 4 (10.53%) DNS
3 4 (10.53%) NAS
4 3 (7.89%) WAN
5 2 (5.26%) LAN
5 2 (5.26%) VoIP
5 2 (5.26%) Wi-Fi
5 2 (5.26%) Wireless
6 1 (2.63%) FTP
6 1 (2.63%) HTTP
6 1 (2.63%) IMAP
6 1 (2.63%) Kerberos
6 1 (2.63%) POP3
6 1 (2.63%) SMTP
6 1 (2.63%) SNMP
6 1 (2.63%) SSH
6 1 (2.63%) SSL
6 1 (2.63%) VLAN
Database & Business Intelligence
1 6 (15.79%) MySQL
2 4 (10.53%) DB2
2 4 (10.53%) PostgreSQL
Development Applications
1 3 (7.89%) JIRA
2 2 (5.26%) Git (software)
2 2 (5.26%) Subversion
3 1 (2.63%) Atlassian Bamboo
3 1 (2.63%) Jenkins
3 1 (2.63%) Maven
General
1 6 (15.79%) Finance
2 1 (2.63%) Games
Job Titles
1 19 (50.00%) Administrator
2 18 (47.37%) Systems Administrator
3 17 (44.74%) Linux Administrator
3 17 (44.74%) Linux Systems Administrator
4 5 (13.16%) Cloud Engineer
4 5 (13.16%) Implementation Engineer
4 5 (13.16%) IT Support
4 5 (13.16%) Senior IT Support
4 5 (13.16%) Support Engineer
5 4 (10.53%) IT Administrator
5 4 (10.53%) IT Engineer
5 4 (10.53%) IT Support Engineer
5 4 (10.53%) IT Systems Administrator
5 4 (10.53%) Linux Engineer
5 4 (10.53%) Senior IT Engineer
5 4 (10.53%) Senior Support Engineer
6 3 (7.89%) Unix Administrator
6 3 (7.89%) Unix Linux Systems Administrator
6 3 (7.89%) Unix Systems Administrator
6 3 (7.89%) VMWare Administrator
Libraries, Frameworks & Software Standards
1 8 (21.05%) LAMP
2 2 (5.26%) LEMP Stack
3 1 (2.63%) Hibernate
3 1 (2.63%) JSP
3 1 (2.63%) PHP-FPM
3 1 (2.63%) Spring
3 1 (2.63%) Web Services
Miscellaneous
1 5 (13.16%) Analytical Skills
2 1 (2.63%) BBC
2 1 (2.63%) Computer Science
2 1 (2.63%) Data Centre
2 1 (2.63%) iPhone
2 1 (2.63%) Virtual Team
Operating Systems
1 38 (100.00%) Linux
2 14 (36.84%) Windows
3 13 (34.21%) Red Hat Enterprise Linux
4 11 (28.95%) Ubuntu
5 8 (21.05%) Debian
5 8 (21.05%) Unix
6 5 (13.16%) Windows Server
7 3 (7.89%) Windows Server 2008
8 2 (5.26%) Fedora
8 2 (5.26%) SUSE
8 2 (5.26%) Windows 7
9 1 (2.63%) Android
9 1 (2.63%) HPUX
9 1 (2.63%) Oracle Linux
9 1 (2.63%) Windows Server 2012
Processes & Methodologies
1 9 (23.68%) DevOps
2 4 (10.53%) Continuous Improvement
3 3 (7.89%) ITIL
3 3 (7.89%) Load Balancing
4 2 (5.26%) Agile Software Development
4 2 (5.26%) High Availability
4 2 (5.26%) Server Building
4 2 (5.26%) Virtual Infrastructure
5 1 (2.63%) CRM
5 1 (2.63%) Data Management
5 1 (2.63%) Information Management
5 1 (2.63%) Mentoring
5 1 (2.63%) OO
5 1 (2.63%) Open Source
5 1 (2.63%) Patch Management
5 1 (2.63%) Problem Management
5 1 (2.63%) Scrum
5 1 (2.63%) SDLC
5 1 (2.63%) Software Engineering
5 1 (2.63%) TDD
Programming Languages
1 12 (31.58%) Bash Shell
1 12 (31.58%) Python
2 11 (28.95%) Perl
3 5 (13.16%) PHP
4 4 (10.53%) SQL
5 3 (7.89%) Java
5 3 (7.89%) Ruby
6 2 (5.26%) JavaScript
7 1 (2.63%) C
7 1 (2.63%) C++
7 1 (2.63%) PowerShell
7 1 (2.63%) VBScript
Qualifications
1 2 (5.26%) CCNP
1 2 (5.26%) Cisco Certification
1 2 (5.26%) MCP
1 2 (5.26%) MCSE
1 2 (5.26%) Microsoft Certification
2 1 (2.63%) CCIE
2 1 (2.63%) CCNA
2 1 (2.63%) Degree
Quality Assurance & Compliance
1 2 (5.26%) SLA
2 1 (2.63%) QA
System Software
1 9 (23.68%) VMware Infrastructure
2 8 (21.05%) Active Directory
3 4 (10.53%) vSphere
4 2 (5.26%) Hyper-V
4 2 (5.26%) iptables
4 2 (5.26%) Sendmail
4 2 (5.26%) Virtual Machines
5 1 (2.63%) Docker
5 1 (2.63%) KVM
5 1 (2.63%) Postfix
5 1 (2.63%) Varnish
5 1 (2.63%) vCloud
5 1 (2.63%) Xen
Systems Management
1 5 (13.16%) Puppet
2 4 (10.53%) Opscode Chef
3 3 (7.89%) Ansible
4 2 (5.26%) CFEngine
5 1 (2.63%) cPanel
5 1 (2.63%) HAProxy
5 1 (2.63%) Nagios
5 1 (2.63%) Red Hat Satellite
Vendors
1 18 (47.37%) Red Hat
2 13 (34.21%) VMware
3 2 (5.26%) Aruba
3 2 (5.26%) CheckPoint
3 2 (5.26%) Cisco
3 2 (5.26%) F5
3 2 (5.26%) HP
3 2 (5.26%) Juniper
4 1 (2.63%) 3PAR
4 1 (2.63%) Atlassian
4 1 (2.63%) Microsoft
4 1 (2.63%) NetApp
4 1 (2.63%) Oracle
4 1 (2.63%) Sun