The table below looks at the statistics for CentOS skills in IT jobs advertised for the Yorkshire region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 3 September 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
3 Sep 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 208 225 170
Rank change year-on-year
+17 -55
Permanent jobs citing CentOS 40 36 48
As % of all permanent IT jobs located in Yorkshire 0.60% 0.50% 0.90%
As % of the Operating Systems category 2.50% 1.95% 3.65%
Number of salaries quoted 38 29 42
Average salary £40,000 £29,000 £40,000
Average salary % change year-on-year
+37.93% -27.50%
90% offered a salary of more than £25,000 £23,200 £27,500
10% offered a salary of more than £47,500 £42,500 £44,850
UK excluding London average salary £42,500 £42,000 £39,000
% change year-on-year
+1.19% +7.69%
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 Yorkshire region.

Operating Systems Category
Yorkshire
Permanent IT job ads with a match in the
Operating Systems category
1597 1848 1316
As % of all permanent IT jobs located in Yorkshire 23.96% 25.54% 24.80%
Number of salaries quoted 1316 1393 1064
Average salary £37,500 £35,000 £32,500
Average salary % change year-on-year
+7.14% +7.69%
90% offered a salary of more than £23,500 £21,000 £21,500
10% offered a salary of more than £60,000 £47,500 £50,000
UK excluding London average salary £37,500 £37,000 £37,500
% change year-on-year
+1.35% -1.33%

CentOS
Jobs Demand Trend in Yorkshire

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

CentOS Jobs Demand Trend in Yorkshire

CentOS
Salary Trend in Yorkshire

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

CentOS Salary Trend in Yorkshire

CentOS
Salary Histogram in Yorkshire

This chart provides a salary histogram for IT jobs citing CentOS across the Yorkshire region over the 3 months to 3 September 2015.

CentOS Salary Histogram in Yorkshire

CentOS
Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the Yorkshire region over the 3 months to 3 September 2015. 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
West Yorkshire -7 18 £47,500 +42.85% 4
North Yorkshire +15 15 £35,000 +75.00% 4
South Yorkshire +7 6 £65,000 +124.13%
East Yorkshire +2 1 £40,000 +37.93%
CentOS
England

CentOS
Top 30 Related IT Skills in Yorkshire

For the 6 months to 3 September 2015, IT jobs across the Yorkshire 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 52 (75.36%) Linux
2 42 (60.87%) Red Hat
3 34 (49.28%) Python
4 30 (43.48%) Apache
5 28 (40.58%) Windows
5 28 (40.58%) PHP
5 28 (40.58%) VMware
5 28 (40.58%) Red Hat Enterprise Linux
6 26 (37.68%) Open Source
6 26 (37.68%) Bash Shell
7 23 (33.33%) DevOps
7 23 (33.33%) MySQL
8 19 (27.54%) ITIL
8 19 (27.54%) Opscode Chef
9 17 (24.64%) vSphere
9 17 (24.64%) Perl
9 17 (24.64%) Ubuntu
10 16 (23.19%) TCP/IP
11 15 (21.74%) DNS
11 15 (21.74%) UNIX
11 15 (21.74%) VMware Infrastructure
12 14 (20.29%) Hyper-V
12 14 (20.29%) Amazon AWS
12 14 (20.29%) Tomcat
12 14 (20.29%) Java
12 14 (20.29%) LAMP
13 13 (18.84%) Debian
13 13 (18.84%) Agile Software Development
13 13 (18.84%) Splunk
14 12 (17.39%) Hadoop

CentOS
Top Related IT Skills in Yorkshire by Category

For the 6 months to 3 September 2015, IT jobs across the Yorkshire 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 30 (43.48%) Apache
2 14 (20.29%) Tomcat
3 8 (11.59%) WordPress
3 8 (11.59%) Node.js
4 5 (7.25%) nginx
4 5 (7.25%) Moodle
5 4 (5.80%) GlassFish
5 4 (5.80%) IIS
6 3 (4.35%) JBoss
6 3 (4.35%) Oracle HTTP Server
6 3 (4.35%) Commerce Server
6 3 (4.35%) IBM HTTP Server
6 3 (4.35%) WebSphere Process Server
6 3 (4.35%) PegaRULES
6 3 (4.35%) WebSphere Application Server
6 3 (4.35%) WebSphere
6 3 (4.35%) Joomla!
6 3 (4.35%) Drupal
6 3 (4.35%) OpenStack
6 3 (4.35%) CloudStack
Applications
1 3 (4.35%) MS Excel
2 2 (2.90%) Photoshop
3 1 (1.45%) MS Office
Business Applications
1 2 (2.90%) Magento
1 2 (2.90%) Shopify
2 1 (1.45%) SAP Oil and Gas
Cloud Services
1 14 (20.29%) Amazon AWS
2 8 (11.59%) Amazon EC2
3 7 (10.14%) Microsoft Azure
4 5 (7.25%) Google Apps
5 2 (2.90%) Amazon CloudWatch
Communications & Networking
1 16 (23.19%) TCP/IP
2 15 (21.74%) DNS
3 12 (17.39%) SAN
4 11 (15.94%) LAN
5 10 (14.49%) WAN
5 10 (14.49%) Firewall
6 6 (8.70%) VPN
6 6 (8.70%) VLAN
7 5 (7.25%) Network Security
7 5 (7.25%) Asterisk PBX
7 5 (7.25%) SSH
7 5 (7.25%) HTTP
7 5 (7.25%) PuTTY
7 5 (7.25%) Internet
8 3 (4.35%) Wi-Fi
8 3 (4.35%) BIG-IP
8 3 (4.35%) SSL
8 3 (4.35%) F5 BIG-IP LTM
8 3 (4.35%) F5 BIG-IP GTM
9 2 (2.90%) NAS
Database & Business Intelligence
1 23 (33.33%) MySQL
2 12 (17.39%) Hadoop
3 5 (7.25%) Amazon RDS
4 4 (5.80%) Redis
4 4 (5.80%) DB2
5 3 (4.35%) OLAP
5 3 (4.35%) OLTP
5 3 (4.35%) RDBMS
5 3 (4.35%) Oracle OLAP
5 3 (4.35%) Relational Database
6 2 (2.90%) MongoDB
6 2 (2.90%) NoSQL
6 2 (2.90%) BusinessObjects
6 2 (2.90%) PostgreSQL
7 1 (1.45%) CouchDB
7 1 (1.45%) SQL Server
Development Applications
1 5 (7.25%) Jenkins
2 4 (5.80%) JMeter
3 3 (4.35%) Atlassian Bamboo
4 2 (2.90%) Subversion
5 1 (1.45%) Maven
5 1 (1.45%) Git (software)
5 1 (1.45%) Ant
General
1 7 (10.14%) Games
2 4 (5.80%) Finance
3 2 (2.90%) Telecoms
4 1 (1.45%) Marketing
4 1 (1.45%) Manufacturing
4 1 (1.45%) Back Office
4 1 (1.45%) Electronics
Job Titles
1 11 (15.94%) Infrastructure Engineer
2 9 (13.04%) Systems Administrator
2 9 (13.04%) Technical Support
3 8 (11.59%) Administrator
4 7 (10.14%) Support Engineer
4 7 (10.14%) Junior
5 6 (8.70%) Systems Engineer
5 6 (8.70%) Infrastructure Support Engineer
5 6 (8.70%) DevOps Engineer
6 5 (7.25%) Infrastructure Support Analyst
6 5 (7.25%) Infrastructure Analyst
6 5 (7.25%) Development Manager
6 5 (7.25%) Analyst
6 5 (7.25%) Consultant
6 5 (7.25%) Support Analyst
7 4 (5.80%) Technical Consultant
7 4 (5.80%) Support Consultant
7 4 (5.80%) Technical Support Consultant
7 4 (5.80%) UNIX Consultant
7 4 (5.80%) UNIX Support
Libraries, Frameworks & Software Standards
1 14 (20.29%) LAMP
2 7 (10.14%) Middleware
3 6 (8.70%) Memcached
4 5 (7.25%) CakePHP
4 5 (7.25%) REST
4 5 (7.25%) HTML
4 5 (7.25%) J2EE
4 5 (7.25%) CSS
5 4 (5.80%) Web Services
5 4 (5.80%) RabbitMQ
6 3 (4.35%) jQuery
6 3 (4.35%) HTML5
6 3 (4.35%) Express
6 3 (4.35%) XML
6 3 (4.35%) XSLT
6 3 (4.35%) JSON
7 2 (2.90%) Zend Framework
7 2 (2.90%) SOAP
8 1 (1.45%) 802.1X
Miscellaneous
1 5 (7.25%) NHS
1 5 (7.25%) Analytical Skills
2 4 (5.80%) Data Centre
2 4 (5.80%) Management Information System
2 4 (5.80%) AS400
2 4 (5.80%) Clustering
3 3 (4.35%) DataPower
3 3 (4.35%) Mobile App
4 2 (2.90%) EMC VNX
4 2 (2.90%) Private Cloud
4 2 (2.90%) PKI
5 1 (1.45%) HP Storage
5 1 (1.45%) DTV
Operating Systems
1 52 (75.36%) Linux
2 28 (40.58%) Windows
2 28 (40.58%) Red Hat Enterprise Linux
3 17 (24.64%) Ubuntu
4 15 (21.74%) UNIX
5 13 (18.84%) Debian
6 8 (11.59%) Solaris
7 7 (10.14%) AIX
8 6 (8.70%) Windows Server 2008
9 4 (5.80%) HPUX
9 4 (5.80%) Windows Server 2003
9 4 (5.80%) SUSE
10 3 (4.35%) SUSE Linux Enterprise Server
11 1 (1.45%) Windows XP
11 1 (1.45%) Windows Vista
11 1 (1.45%) Oracle Linux
11 1 (1.45%) Windows 8
11 1 (1.45%) Windows Server 2012
Processes & Methodologies
1 26 (37.68%) Open Source
2 23 (33.33%) DevOps
3 19 (27.54%) ITIL
4 13 (18.84%) Agile Software Development
5 11 (15.94%) Performance Testing
6 10 (14.49%) Network Management
7 8 (11.59%) Capacity Management
8 6 (8.70%) Problem Management
9 4 (5.80%) Load Testing
9 4 (5.80%) Incident Management
9 4 (5.80%) Performance Tuning
9 4 (5.80%) Performance Engineering
9 4 (5.80%) Data Management
9 4 (5.80%) Service Management
9 4 (5.80%) Business Intelligence
9 4 (5.80%) BCP
9 4 (5.80%) Configuration Management
10 3 (4.35%) OO
10 3 (4.35%) E-Commerce
10 3 (4.35%) Service Delivery
Programming Languages
1 34 (49.28%) Python
2 28 (40.58%) PHP
3 26 (37.68%) Bash Shell
4 17 (24.64%) Perl
5 14 (20.29%) Java
6 12 (17.39%) Ruby
7 8 (11.59%) PowerShell
8 6 (8.70%) SQL
9 5 (7.25%) Shell Script
9 5 (7.25%) JavaScript
10 3 (4.35%) C++
10 3 (4.35%) Jython
10 3 (4.35%) Korn
11 2 (2.90%) PHP5
12 1 (1.45%) VB
Quality Assurance & Compliance
1 5 (7.25%) QA
2 2 (2.90%) PCI DSS
2 2 (2.90%) ISO/IEC 27001
3 1 (1.45%) 21 CFR Part 11
3 1 (1.45%) ISO 9001
System Software
1 17 (24.64%) vSphere
2 15 (21.74%) VMware Infrastructure
3 14 (20.29%) Hyper-V
4 11 (15.94%) VMware ESXi
5 8 (11.59%) VMware Server
6 7 (10.14%) vCloud
7 6 (8.70%) VMware ESX
8 4 (5.80%) KVM
9 3 (4.35%) pfSense
9 3 (4.35%) Xen
9 3 (4.35%) XenServer
10 2 (2.90%) NFS
10 2 (2.90%) Gluster
11 1 (1.45%) Active Directory
11 1 (1.45%) Postfix
Systems Management
1 19 (27.54%) Opscode Chef
2 10 (14.49%) Puppet
2 10 (14.49%) Graphite
2 10 (14.49%) Rundeck
3 7 (10.14%) Vagrant
4 3 (4.35%) Nagios
5 2 (2.90%) logstash
5 2 (2.90%) Kibana
5 2 (2.90%) ArcSight ESM
6 1 (1.45%) Opsview
6 1 (1.45%) Cobbler
Vendors
1 42 (60.87%) Red Hat
2 28 (40.58%) VMware
3 13 (18.84%) Splunk
4 8 (11.59%) Oracle
5 7 (10.14%) HP
6 5 (7.25%) Microsoft
6 5 (7.25%) Google
6 5 (7.25%) F5
7 4 (5.80%) IBM
8 3 (4.35%) Intel
8 3 (4.35%) Citrix
8 3 (4.35%) Endeca
9 2 (2.90%) Zend
9 2 (2.90%) CA
9 2 (2.90%) NetApp
9 2 (2.90%) SolarWinds
9 2 (2.90%) 3PAR
9 2 (2.90%) ArcSight
10 1 (1.45%) Nimble Storage
10 1 (1.45%) Tealeaf
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