The table below looks at the statistics for CentOS skills in IT jobs advertised for the North West region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 26 February 2017 with a comparison to the same period over the previous 2 years.

3 months to
26 Feb 2017
Same period 2016 Same period 2015
CentOS Linux
England / North West
Rank 208 194 215
Rank change year-on-year
-14 +21
Permanent jobs citing CentOS 36 45 40
As % of all permanent IT jobs located in the North West 0.61% 0.79% 0.58%
As % of the Operating Systems category 2.96% 3.26% 2.27%
Number of salaries quoted 30 31 36
Median salary £45,000 £35,000 £37,500
Median salary % change year-on-year
+28.57% -6.66%
90% offered a salary of more than £28,000 £32,500 £27,500
10% offered a salary of more than £65,500 £50,000 £45,000
UK excluding London median salary £45,000 £45,000 £42,000
% change year-on-year
- +7.14%

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

Operating Systems Category
North West
Permanent IT job ads with a match in the
Operating Systems category
1217 1381 1764
As % of all permanent IT jobs located in the North West 20.51% 24.33% 25.38%
Number of salaries quoted 978 1148 1528
Median salary £37,500 £36,250 £35,000
Median salary % change year-on-year
+3.44% +3.57%
90% offered a salary of more than £24,000 £22,500 £22,500
10% offered a salary of more than £54,000 £52,950 £50,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in the North West

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

CentOS Jobs Demand Trend in the North West

CentOS
Salary Trend in the North West

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

CentOS Salary Trend in the North West

CentOS
Salary Histogram in the North West

This chart provides a salary histogram for IT jobs citing CentOS across the North West region over the 3 months to 26 February 2017.

CentOS Salary Histogram in the North West

CentOS
Job Locations in the North West

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the North West region over the 3 months to 26 February 2017. 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 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
Manchester -29 32 £45,000 +20.00% 4
Merseyside -5 2 £55,000 +57.14%
Lancashire - 2 £30,000 -
CentOS
England

CentOS
Top 30 Related IT Skills in the North West

For the 6 months to 26 February 2017, 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 North West region with a requirement for CentOS.

1 92 (100.00%) Linux
2 43 (46.74%) Red Hat Enterprise Linux
3 41 (44.57%) Red Hat
3 41 (44.57%) VMware
4 34 (36.96%) Python
5 33 (35.87%) Windows
6 32 (34.78%) Apache
6 32 (34.78%) Debian
7 30 (32.61%) Perl
7 30 (32.61%) Puppet
8 29 (31.52%) Ubuntu
8 29 (31.52%) Microsoft
9 28 (30.43%) VMware Infrastructure
10 26 (28.26%) PHP
11 25 (27.17%) Bash Shell
11 25 (27.17%) DevOps
12 23 (25.00%) Opscode Chef
13 21 (22.83%) Amazon AWS
14 20 (21.74%) nginx
15 19 (20.65%) JIRA
15 19 (20.65%) SQL
15 19 (20.65%) Ansible
16 18 (19.57%) Cisco
16 18 (19.57%) Configuration Management
17 17 (18.48%) Nagios
17 17 (18.48%) MySQL
17 17 (18.48%) HTML
17 17 (18.48%) PowerShell
17 17 (18.48%) Windows Server
18 16 (17.39%) High Availability

CentOS
Top Related IT Skills in the North West 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 32 (34.78%) Apache
2 20 (21.74%) nginx
3 16 (17.39%) IIS
4 13 (14.13%) Tomcat
5 6 (6.52%) Confluence
5 6 (6.52%) MS Exchange
6 5 (5.43%) CMS
6 5 (5.43%) WordPress
7 2 (2.17%) Drupal
7 2 (2.17%) OpenStack
7 2 (2.17%) WebSphere
8 1 (1.09%) Cloud Foundry
8 1 (1.09%) CloudStack
8 1 (1.09%) JBoss
8 1 (1.09%) Jetty
8 1 (1.09%) Mongrel
8 1 (1.09%) WebLogic
8 1 (1.09%) WebSphere Application Server
8 1 (1.09%) Zimbra
Applications
1 13 (14.13%) MS Excel
2 11 (11.96%) MS Office
3 5 (5.43%) Photoshop
4 1 (1.09%) Adobe Premiere
Business Applications
1 2 (2.17%) Magento
Cloud Services
1 21 (22.83%) Amazon AWS
2 8 (8.70%) Amazon S3
3 6 (6.52%) Microsoft Azure
4 5 (5.43%) Office 365
5 3 (3.26%) Amazon EC2
6 2 (2.17%) Cloud Computing
6 2 (2.17%) IaaS
6 2 (2.17%) PaaS
7 1 (1.09%) Amazon ELB
7 1 (1.09%) AWS CloudFormation
7 1 (1.09%) DigitalOcean
7 1 (1.09%) Heroku
7 1 (1.09%) Route 53
7 1 (1.09%) SaaS
Communications & Networking
1 13 (14.13%) DNS
2 11 (11.96%) Firewall
2 11 (11.96%) HTTP
3 8 (8.70%) LAN
4 7 (7.61%) Intranet
4 7 (7.61%) SAN
5 6 (6.52%) FTP
5 6 (6.52%) WAN
6 5 (5.43%) VPN
7 4 (4.35%) DECT
7 4 (4.35%) Internet
7 4 (4.35%) Unified Communications
8 3 (3.26%) Cisco ASA
8 3 (3.26%) DHCP
8 3 (3.26%) VoIP
9 2 (2.17%) BGP
9 2 (2.17%) Cisco IOS
9 2 (2.17%) IPv4
9 2 (2.17%) TCP/IP
10 1 (1.09%) SSL
Database & Business Intelligence
1 17 (18.48%) MySQL
2 8 (8.70%) MongoDB
3 7 (7.61%) SQL Server
4 5 (5.43%) Redis
5 2 (2.17%) Amazon RDS
5 2 (2.17%) Hadoop
6 1 (1.09%) DB2
Development Applications
1 19 (20.65%) JIRA
2 14 (15.22%) Jenkins
3 9 (9.78%) Vagrant
4 7 (7.61%) Git (software)
5 4 (4.35%) Atlassian Bamboo
5 4 (4.35%) Hudson
6 3 (3.26%) TeamCity
7 2 (2.17%) Bitbucket
7 2 (2.17%) CircleCI
7 2 (2.17%) EasyMock
7 2 (2.17%) JUnit
7 2 (2.17%) Mercurial
8 1 (1.09%) FogBugz
8 1 (1.09%) GoCD
8 1 (1.09%) Gradle
8 1 (1.09%) Maven
8 1 (1.09%) Octopus Deploy
8 1 (1.09%) Subversion
8 1 (1.09%) Team Foundation Server
8 1 (1.09%) Travis CI
General
1 15 (16.30%) Finance
2 4 (4.35%) Banking
3 3 (3.26%) Advertising
4 2 (2.17%) Games
5 1 (1.09%) Marketing
5 1 (1.09%) Retail
Job Titles
1 25 (27.17%) Linux Engineer
2 19 (20.65%) DevOps Engineer
3 17 (18.48%) Administrator
4 15 (16.30%) Systems Administrator
5 13 (14.13%) Cloud Engineer
5 13 (14.13%) Linux Administrator
6 11 (11.96%) Linux Systems Administrator
7 10 (10.87%) Linux DevOps Engineer
7 10 (10.87%) Linux/Unix DevOps
8 9 (9.78%) Automation Engineer
8 9 (9.78%) Developer
9 8 (8.70%) Cloud Automation Engineer
10 6 (6.52%) Applications Support
10 6 (6.52%) Infrastructure Engineer
10 6 (6.52%) Support Engineer
10 6 (6.52%) Systems Engineer
10 6 (6.52%) Windows Engineer
11 5 (5.43%) Analyst
11 5 (5.43%) Web Developer
12 4 (4.35%) Senior Analyst
Libraries, Frameworks & Software Standards
1 17 (18.48%) HTML
2 9 (9.78%) jQuery
2 9 (9.78%) LAMP
3 8 (8.70%) LEMP Stack
4 7 (7.61%) AngularJS
4 7 (7.61%) CSS
4 7 (7.61%) Laravel
5 6 (6.52%) Web Services
6 3 (3.26%) Java EE
6 3 (3.26%) POSIX
7 2 (2.17%) Ajax
7 2 (2.17%) Apache Camel
7 2 (2.17%) CSS3
7 2 (2.17%) EJB
7 2 (2.17%) HTML5
7 2 (2.17%) JSF
7 2 (2.17%) Node.js
7 2 (2.17%) Spring
7 2 (2.17%) Symfony
7 2 (2.17%) WebSockets
Miscellaneous
1 15 (16.30%) Clustering
2 12 (13.04%) Analytical Skills
3 8 (8.70%) Computer Science
4 5 (5.43%) Data Centre
4 5 (5.43%) Private Cloud
5 4 (4.35%) Fat Client
5 4 (4.35%) Thin Client
6 2 (2.17%) Cyberthreat
6 2 (2.17%) Driving Licence
6 2 (2.17%) Linux Command Line
6 2 (2.17%) Wiki
7 1 (1.09%) CMDB
7 1 (1.09%) Management Information System
7 1 (1.09%) NHS
Operating Systems
1 92 (100.00%) Linux
2 43 (46.74%) Red Hat Enterprise Linux
3 33 (35.87%) Windows
4 32 (34.78%) Debian
5 29 (31.52%) Ubuntu
6 17 (18.48%) Windows Server
7 16 (17.39%) Unix
8 12 (13.04%) SUSE Linux Enterprise Server
9 11 (11.96%) HPUX
10 9 (9.78%) Solaris
11 7 (7.61%) Fedora
12 5 (5.43%) Windows Server 2012
13 4 (4.35%) AIX
13 4 (4.35%) Windows Server 2008
14 3 (3.26%) SUSE
15 2 (2.17%) Windows 7
16 1 (1.09%) FreeBSD
16 1 (1.09%) Mac OS
16 1 (1.09%) Mac OS X
16 1 (1.09%) Windows 8
Processes & Methodologies
1 25 (27.17%) DevOps
2 18 (19.57%) Configuration Management
3 16 (17.39%) E-Commerce
3 16 (17.39%) High Availability
4 13 (14.13%) Agile Software Development
5 11 (11.96%) Open Source
6 9 (9.78%) Performance Monitoring
7 8 (8.70%) Continuous Integration
7 8 (8.70%) ITIL
7 8 (8.70%) Web Development
8 5 (5.43%) Scrum
8 5 (5.43%) SEO
9 4 (4.35%) CRM
9 4 (4.35%) ERP
9 4 (4.35%) Information Security
9 4 (4.35%) Software Engineering
10 3 (3.26%) Continuous Delivery
10 3 (3.26%) Incident Management
10 3 (3.26%) Service Delivery
11 2 (2.17%) Infrastructure Monitoring
Programming Languages
1 34 (36.96%) Python
2 30 (32.61%) Perl
3 26 (28.26%) PHP
4 25 (27.17%) Bash Shell
5 19 (20.65%) SQL
6 17 (18.48%) PowerShell
7 10 (10.87%) Java
7 10 (10.87%) JavaScript
8 9 (9.78%) C
8 9 (9.78%) Ruby
9 8 (8.70%) Korn
10 6 (6.52%) C++
11 4 (4.35%) Bourne shell
11 4 (4.35%) Shell Script
12 3 (3.26%) AWK
12 3 (3.26%) Go
12 3 (3.26%) sed
13 1 (1.09%) Groovy
13 1 (1.09%) Jython
Qualifications
1 5 (5.43%) CCNA
1 5 (5.43%) Cisco Certification
2 3 (3.26%) MCSE
2 3 (3.26%) Microsoft Certification
2 3 (3.26%) RHCE
3 2 (2.17%) Degree
3 2 (2.17%) RHCSA
3 2 (2.17%) Security Cleared
3 2 (2.17%) VMware Certified Professional (VCP)
4 1 (1.09%) DBS Check
4 1 (1.09%) LPIC
4 1 (1.09%) MCTS
Quality Assurance & Compliance
1 4 (4.35%) ISO/IEC 27001
2 2 (2.17%) PCI DSS
3 1 (1.09%) ISO 9001
3 1 (1.09%) QA
System Software
1 28 (30.43%) VMware Infrastructure
2 10 (10.87%) Postfix
2 10 (10.87%) qmail
3 9 (9.78%) vCloud
4 7 (7.61%) Docker
4 7 (7.61%) VMware Workstation
5 5 (5.43%) Active Directory
5 5 (5.43%) Hyper-V
6 4 (4.35%) vSphere
7 3 (3.26%) KVM
7 3 (3.26%) Varnish
7 3 (3.26%) Virtual Machines
8 2 (2.17%) Virtual Servers
8 2 (2.17%) VirtualBox
9 1 (1.09%) Ceph
9 1 (1.09%) iptables
9 1 (1.09%) NFS
9 1 (1.09%) Xen
9 1 (1.09%) XenServer
Systems Management
1 30 (32.61%) Puppet
2 23 (25.00%) Opscode Chef
3 19 (20.65%) Ansible
4 17 (18.48%) Nagios
5 10 (10.87%) Salt
6 7 (7.61%) cPanel
7 4 (4.35%) Cisco CUCM
7 4 (4.35%) Terraform
8 2 (2.17%) Cobbler
8 2 (2.17%) Plesk
9 1 (1.09%) Cacti
9 1 (1.09%) Kubernetes
9 1 (1.09%) Mesos
9 1 (1.09%) Pacemaker
9 1 (1.09%) Packer
9 1 (1.09%) Rancher
9 1 (1.09%) rkt
9 1 (1.09%) Zenoss
Vendors
1 41 (44.57%) Red Hat
1 41 (44.57%) VMware
2 29 (31.52%) Microsoft
3 18 (19.57%) Cisco
4 9 (9.78%) HP
5 5 (5.43%) Citrix
5 5 (5.43%) Facebook
5 5 (5.43%) Google
5 5 (5.43%) NetApp
5 5 (5.43%) Twitter
6 4 (4.35%) Canon
6 4 (4.35%) IBM
6 4 (4.35%) Wyse
7 3 (3.26%) Dell
7 3 (3.26%) Oracle
7 3 (3.26%) Sun
8 2 (2.17%) Dell Compellent
8 2 (2.17%) EqualLogic
8 2 (2.17%) Rackspace
9 1 (1.09%) SaltStack
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