The table below looks at the statistics for CentOS skills in IT jobs advertised for the Yorkshire region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 30 September 2016 with a comparison to the same period over the previous 2 years.

3 months to
30 Sep 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 204 220 240
Rank change year-on-year
+16 +20
Permanent jobs citing CentOS 24 40 37
As % of all permanent IT jobs located in Yorkshire 0.42% 0.60% 0.49%
As % of the Operating Systems category 2.00% 2.51% 1.99%
Number of salaries quoted 22 36 30
Median salary £40,500 £40,000 £29,500
Median salary % change year-on-year
+1.25% +35.59%
90% offered a salary of more than £21,650 £25,000 £24,580
10% offered a salary of more than £50,000 £47,500 £42,500
UK excluding London median salary £45,000 £42,233 £41,000
% change year-on-year
+6.55% +3.00%
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
1201 1594 1855
As % of all permanent IT jobs located in Yorkshire 21.04% 23.74% 24.78%
Number of salaries quoted 1025 1304 1398
Median salary £36,000 £37,500 £35,000
Median salary % change year-on-year
-4.00% +7.14%
90% offered a salary of more than £22,500 £23,500 £22,000
10% offered a salary of more than £50,000 £50,000 £57,500
UK excluding London median salary £37,500 £37,500 £36,000
% change year-on-year
- +4.16%

CentOS
Jobs Demand Trend in Yorkshire

The demand trend of job ads across the Yorkshire region citing CentOS as a proportion of all IT jobs with a match in 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 30 September 2016.

CentOS Salary Histogram in Yorkshire

CentOS
Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Yorkshire region over the 3 months to 30 September 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
North Yorkshire +6 13 £31,750 -9.28%
West Yorkshire +20 9 £47,500 - 1
CentOS
England

CentOS
Top 30 Related IT Skills in Yorkshire

For the 6 months to 30 September 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 Yorkshire region with a requirement for CentOS.

1 48 (100.00%) Linux
2 31 (64.58%) Red Hat
3 23 (47.92%) Puppet
4 20 (41.67%) Red Hat Enterprise Linux
5 19 (39.58%) Amazon AWS
6 17 (35.42%) VMware Infrastructure
6 17 (35.42%) VMware
6 17 (35.42%) DevOps
7 16 (33.33%) Opscode Chef
7 16 (33.33%) Apache
8 15 (31.25%) Python
9 14 (29.17%) TCP/IP
10 13 (27.08%) Unix
10 13 (27.08%) MySQL
11 11 (22.92%) Git (software)
12 10 (20.83%) Ubuntu
12 10 (20.83%) PHP
12 10 (20.83%) Web Services
12 10 (20.83%) VoIP
12 10 (20.83%) Vagrant
12 10 (20.83%) Jenkins
13 9 (18.75%) LAPP Stack
13 9 (18.75%) Oracle
13 9 (18.75%) Firewall
13 9 (18.75%) PostgreSQL
13 9 (18.75%) Agile Software Development
14 8 (16.67%) Debian
14 8 (16.67%) nginx
14 8 (16.67%) SQL
14 8 (16.67%) Java

CentOS
Top Related IT Skills in Yorkshire 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 16 (33.33%) Apache
2 8 (16.67%) nginx
3 6 (12.50%) Tomcat
4 5 (10.42%) MS Exchange
5 2 (4.17%) Cloud Foundry
5 2 (4.17%) Confluence
5 2 (4.17%) GlassFish
5 2 (4.17%) OpenStack
Applications
1 4 (8.33%) MS Office
2 1 (2.08%) MS Excel
Cloud Services
1 19 (39.58%) Amazon AWS
2 6 (12.50%) Amazon EC2
2 6 (12.50%) Amazon S3
3 4 (8.33%) Amazon ElastiCache
3 4 (8.33%) Virtual Private Cloud
4 3 (6.25%) GitHub
5 2 (4.17%) Microsoft Azure
5 2 (4.17%) Office 365
6 1 (2.08%) Cloud Computing
6 1 (2.08%) Slack
Communications & Networking
1 14 (29.17%) TCP/IP
2 10 (20.83%) VoIP
3 9 (18.75%) Firewall
4 6 (12.50%) Network Security
4 6 (12.50%) SAN
5 5 (10.42%) DNS
5 5 (10.42%) SSL
6 4 (8.33%) Internet
6 4 (8.33%) LAN
6 4 (8.33%) WAN
7 2 (4.17%) F5 BIG-IP GTM
7 2 (4.17%) F5 BIG-IP LTM
7 2 (4.17%) LDAP
7 2 (4.17%) MPLS
7 2 (4.17%) NAS
7 2 (4.17%) VLAN
Database & Business Intelligence
1 13 (27.08%) MySQL
2 9 (18.75%) PostgreSQL
3 6 (12.50%) Redis
4 3 (6.25%) SQL Server
5 2 (4.17%) Amazon RDS
5 2 (4.17%) MongoDB
5 2 (4.17%) Oracle Exadata
6 1 (2.08%) Big Data
Development Applications
1 11 (22.92%) Git (software)
2 10 (20.83%) Jenkins
2 10 (20.83%) Vagrant
3 6 (12.50%) Atlassian Bamboo
4 2 (4.17%) Ant
4 2 (4.17%) Bitbucket
4 2 (4.17%) Gradle
4 2 (4.17%) JIRA
4 2 (4.17%) Maven
4 2 (4.17%) TeamCity
5 1 (2.08%) Gitweb
5 1 (2.08%) Subversion
General
1 5 (10.42%) Games
2 2 (4.17%) Telecoms
3 1 (2.08%) Retail
Job Titles
1 12 (25.00%) DevOps Engineer
2 8 (16.67%) Junior
2 8 (16.67%) Support Engineer
3 7 (14.58%) Administrator
3 7 (14.58%) Linux Engineer
4 6 (12.50%) Analyst
4 6 (12.50%) Junior Support Engineer
4 6 (12.50%) Linux Administrator
5 5 (10.42%) Support Analyst
5 5 (10.42%) Technical Specialist
6 4 (8.33%) Desktop Analyst
6 4 (8.33%) Desktop Support
6 4 (8.33%) Desktop Support Analyst
6 4 (8.33%) Systems Administrator
6 4 (8.33%) Windows Support Analyst
7 3 (6.25%) Applications Engineer
7 3 (6.25%) Linux Systems Administrator
7 3 (6.25%) Platform Engineer
7 3 (6.25%) Site Engineer
7 3 (6.25%) Systems Engineer
Libraries, Frameworks & Software Standards
1 10 (20.83%) Web Services
2 9 (18.75%) LAPP Stack
3 6 (12.50%) LAMP
4 5 (10.42%) RabbitMQ
5 4 (8.33%) J2EE
5 4 (8.33%) Node.js
6 2 (4.17%) Ruby on Rails
7 1 (2.08%) .NET
7 1 (2.08%) ELK Stack
7 1 (2.08%) Laravel
7 1 (2.08%) LEMP Stack
7 1 (2.08%) Regular Expression
7 1 (2.08%) Sensu
Miscellaneous
1 5 (10.42%) Client/Server
2 4 (8.33%) Analytical Skills
3 1 (2.08%) Computer Science
3 1 (2.08%) Hybrid Cloud
3 1 (2.08%) Mobile App
Operating Systems
1 48 (100.00%) Linux
2 20 (41.67%) Red Hat Enterprise Linux
3 13 (27.08%) Unix
4 10 (20.83%) Ubuntu
5 8 (16.67%) Debian
6 7 (14.58%) Oracle Linux
7 6 (12.50%) Windows
8 5 (10.42%) Windows Server
9 2 (4.17%) Solaris
10 1 (2.08%) Android
10 1 (2.08%) Apple iOS
10 1 (2.08%) Windows Server 2012
Processes & Methodologies
1 17 (35.42%) DevOps
2 9 (18.75%) Agile Software Development
3 7 (14.58%) High Availability
4 5 (10.42%) Configuration Management
4 5 (10.42%) Continuous Improvement
4 5 (10.42%) ITIL
4 5 (10.42%) Performance Tuning
4 5 (10.42%) Release Management
5 4 (8.33%) Capacity Management
5 4 (8.33%) Kanban
5 4 (8.33%) Open Source
5 4 (8.33%) Virtual Infrastructure
6 3 (6.25%) Continuous Integration
6 3 (6.25%) Microservices
6 3 (6.25%) Performance Engineering
7 2 (4.17%) BCP
7 2 (4.17%) Capacity Planning
7 2 (4.17%) Continuous Delivery
7 2 (4.17%) PRINCE2
7 2 (4.17%) Scrum
Programming Languages
1 15 (31.25%) Python
2 10 (20.83%) PHP
3 8 (16.67%) Java
3 8 (16.67%) SQL
4 7 (14.58%) Ruby
5 6 (12.50%) Bash Shell
6 5 (10.42%) Perl
6 5 (10.42%) Shell Script
7 2 (4.17%) C++
Qualifications
1 6 (12.50%) Security Cleared
2 5 (10.42%) SC Cleared
3 1 (2.08%) Degree
3 1 (2.08%) DV Cleared
Quality Assurance & Compliance
1 4 (8.33%) QA
2 1 (2.08%) PCI DSS
System Software
1 17 (35.42%) VMware Infrastructure
2 6 (12.50%) Active Directory
3 3 (6.25%) Docker
4 2 (4.17%) NFS
4 2 (4.17%) OpenSIPS
4 2 (4.17%) Squid
4 2 (4.17%) VMware ESXi
4 2 (4.17%) vSphere
5 1 (2.08%) Sendmail
5 1 (2.08%) Varnish
5 1 (2.08%) vCloud
Systems Management
1 23 (47.92%) Puppet
2 16 (33.33%) Opscode Chef
3 8 (16.67%) Ansible
4 5 (10.42%) SELinux
4 5 (10.42%) Terraform
5 3 (6.25%) Grafana
5 3 (6.25%) Graphite
5 3 (6.25%) HAProxy
6 2 (4.17%) Graylog
6 2 (4.17%) Icinga
6 2 (4.17%) Kubernetes
6 2 (4.17%) Nagios
6 2 (4.17%) Oracle ZFS
6 2 (4.17%) StatsD
6 2 (4.17%) yum
7 1 (2.08%) Consul
7 1 (2.08%) Packer
7 1 (2.08%) Salt
7 1 (2.08%) WSUS
Vendors
1 31 (64.58%) Red Hat
2 17 (35.42%) VMware
3 9 (18.75%) Oracle
4 5 (10.42%) Microsoft
5 4 (8.33%) F5
6 3 (6.25%) Cisco
7 2 (4.17%) 3PAR
7 2 (4.17%) Avaya
7 2 (4.17%) Brocade
7 2 (4.17%) Cognizant
7 2 (4.17%) HP
7 2 (4.17%) New Relic
7 2 (4.17%) Palo Alto
7 2 (4.17%) Sun
8 1 (2.08%) Splunk
8 1 (2.08%) Zend