The table below looks at the statistics for CentOS skills in IT jobs advertised for the South 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 / South West
Rank 210 228 174
Rank change year-on-year
+18 -54
Permanent jobs citing CentOS 31 28 74
As % of all permanent IT jobs located in the South West 0.61% 0.48% 1.24%
As % of the Operating Systems category 2.75% 1.60% 4.51%
Number of salaries quoted 28 23 64
Median salary £37,500 £40,000 £45,000
Median salary % change year-on-year
-6.25% -11.11%
90% offered a salary of more than £23,500 £37,500 £37,500
10% offered a salary of more than £50,750 £58,500 £70,000
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 South West region.

Operating Systems Category
South West
Permanent IT job ads with a match in the
Operating Systems category
1128 1751 1639
As % of all permanent IT jobs located in the South West 22.37% 29.99% 27.53%
Number of salaries quoted 989 1532 1414
Median salary £35,000 £35,000 £35,820
Median salary % change year-on-year
- -2.28%
90% offered a salary of more than £23,500 £23,500 £22,500
10% offered a salary of more than £50,000 £52,000 £52,500
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in the South West

The demand trend of job ads across the South 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 South West

CentOS
Salary Trend in the South West

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

CentOS Salary Trend in the South West

CentOS
Salary Histogram in the South West

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

CentOS Salary Histogram in the South West

CentOS
Job Locations in the South West

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the South 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
Gloucestershire -2 20 £37,500 -6.25% 1
Devon +7 4 £35,000 +34.61%
Bristol -6 4 £45,000 -14.28% 3
Wiltshire +20 2 £48,750 +8.33%
Somerset -9 1 £47,500 +5.55%
CentOS
England

CentOS
Top 30 Related IT Skills in the South 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 South West region with a requirement for CentOS.

1 77 (100.00%) Linux
2 66 (85.71%) Red Hat
3 38 (49.35%) Apache
3 38 (49.35%) ITIL
4 37 (48.05%) Windows
4 37 (48.05%) Python
5 34 (44.16%) DevOps
6 31 (40.26%) Java
7 30 (38.96%) Bash Shell
8 28 (36.36%) Red Hat Enterprise Linux
9 27 (35.06%) Agile Software Development
9 27 (35.06%) Security Cleared
10 23 (29.87%) VMware
11 22 (28.57%) PHP
12 21 (27.27%) Puppet
13 20 (25.97%) Jenkins
13 20 (25.97%) Scrum
14 19 (24.68%) IIS
14 19 (24.68%) Tomcat
15 18 (23.38%) C#
15 18 (23.38%) VMware Infrastructure
16 17 (22.08%) JIRA
16 17 (22.08%) .NET
16 17 (22.08%) MySQL
17 16 (20.78%) DV Cleared
18 15 (19.48%) C
18 15 (19.48%) Service Delivery
19 14 (18.18%) Finance
19 14 (18.18%) Perl
19 14 (18.18%) Active Directory

CentOS
Top Related IT Skills in the South 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 38 (49.35%) Apache
2 19 (24.68%) IIS
2 19 (24.68%) Tomcat
3 14 (18.18%) Jetty
4 12 (15.58%) Confluence
5 6 (7.79%) OpenStack
6 5 (6.49%) CMS
7 4 (5.19%) JBoss
8 1 (1.30%) Drupal
8 1 (1.30%) Elasticsearch
Applications
1 7 (9.09%) MS Excel
2 3 (3.90%) HipChat
2 3 (3.90%) MS Office
2 3 (3.90%) MS Visio
Business Applications
1 9 (11.69%) SAP Oil and Gas
2 1 (1.30%) Magento
Cloud Services
1 8 (10.39%) Amazon AWS
2 3 (3.90%) G Suite
2 3 (3.90%) PaaS
3 2 (2.60%) Amazon EC2
3 2 (2.60%) Microsoft Azure
4 1 (1.30%) Amazon S3
4 1 (1.30%) Google App Engine
4 1 (1.30%) Google Cloud Platform
4 1 (1.30%) Google Compute Engine
4 1 (1.30%) IaaS
Communications & Networking
1 8 (10.39%) Internet
2 6 (7.79%) DNS
2 6 (7.79%) HTTP
3 5 (6.49%) FTP
3 5 (6.49%) LAN
3 5 (6.49%) Network Security
3 5 (6.49%) TCP/IP
3 5 (6.49%) WAN
4 4 (5.19%) DHCP
4 4 (5.19%) Firewall
5 3 (3.90%) DKIM
5 3 (3.90%) SSL
5 3 (3.90%) VPN
5 3 (3.90%) X.509
6 1 (1.30%) HTTPS
6 1 (1.30%) Kerberos
6 1 (1.30%) LDAP
6 1 (1.30%) SSH
Database & Business Intelligence
1 17 (22.08%) MySQL
2 4 (5.19%) SQL Server
3 2 (2.60%) PostgreSQL
4 1 (1.30%) Amazon DynamoDB
4 1 (1.30%) Big Data
4 1 (1.30%) BigQuery
4 1 (1.30%) MariaDB
4 1 (1.30%) MongoDB
4 1 (1.30%) NoSQL
4 1 (1.30%) Relational Database
Development Applications
1 20 (25.97%) Jenkins
2 17 (22.08%) JIRA
3 12 (15.58%) Eclipse
3 12 (15.58%) Git (software)
4 11 (14.29%) Atlassian Bamboo
4 11 (14.29%) Bitbucket
4 11 (14.29%) EasyMock
4 11 (14.29%) JUnit
5 10 (12.99%) Visual Studio
6 4 (5.19%) Selenium
7 2 (2.60%) Subversion
8 1 (1.30%) Talend Open Studio
General
1 14 (18.18%) Finance
2 13 (16.88%) Marketing
3 9 (11.69%) Electronics
3 9 (11.69%) Manufacturing
3 9 (11.69%) Telecoms
4 3 (3.90%) Games
5 2 (2.60%) Advertising
5 2 (2.60%) Back Office
Job Titles
1 15 (19.48%) Administrator
1 15 (19.48%) Systems Administrator
2 13 (16.88%) Analyst
2 13 (16.88%) Linux Engineer
3 12 (15.58%) Applications Support
4 11 (14.29%) Linux Administrator
4 11 (14.29%) Linux Systems Administrator
4 11 (14.29%) Software Engineer
5 9 (11.69%) Support Analyst
6 8 (10.39%) Infrastructure Engineer
7 7 (9.09%) Applications Support Analyst
7 7 (9.09%) Developer
7 7 (9.09%) DevOps Engineer
7 7 (9.09%) Java Engineer
7 7 (9.09%) Java Software Engineer
8 6 (7.79%) Graduate
8 6 (7.79%) Graduate Software Engineer
8 6 (7.79%) PHP Developer
8 6 (7.79%) Systems Engineer
9 5 (6.49%) Web Engineer
Libraries, Frameworks & Software Standards
1 17 (22.08%) .NET
2 11 (14.29%) EJB
2 11 (14.29%) Java EE
2 11 (14.29%) JSF
2 11 (14.29%) Spring
3 8 (10.39%) LAMP
4 5 (6.49%) CSS
4 5 (6.49%) HTML
5 4 (5.19%) AngularJS
5 4 (5.19%) Aurelia
5 4 (5.19%) Backbone.js
5 4 (5.19%) Ember.js
5 4 (5.19%) Polymer
5 4 (5.19%) SAML
6 3 (3.90%) CAdES
6 3 (3.90%) PAdES
6 3 (3.90%) RabbitMQ
6 3 (3.90%) SOAP
6 3 (3.90%) XAdES
7 2 (2.60%) Web Services
Miscellaneous
1 13 (16.88%) Wiki
2 5 (6.49%) Cybercrime
3 3 (3.90%) Derivative
3 3 (3.90%) Public Cloud
4 2 (2.60%) Analytical Skills
4 2 (2.60%) Fintech
5 1 (1.30%) CESG
5 1 (1.30%) Cyberthreat
5 1 (1.30%) Replication
Operating Systems
1 77 (100.00%) Linux
2 37 (48.05%) Windows
3 28 (36.36%) Red Hat Enterprise Linux
4 13 (16.88%) Windows Server
5 10 (12.99%) Windows Server 2012
6 9 (11.69%) Ubuntu
7 8 (10.39%) Windows Server 2008
8 7 (9.09%) Unix
9 5 (6.49%) Solaris
10 4 (5.19%) Oracle Linux
11 3 (3.90%) Debian
12 1 (1.30%) Fedora
12 1 (1.30%) VMS
12 1 (1.30%) Windows 2000
12 1 (1.30%) Windows Server 2003
Processes & Methodologies
1 38 (49.35%) ITIL
2 34 (44.16%) DevOps
3 27 (35.06%) Agile Software Development
4 20 (25.97%) Scrum
5 15 (19.48%) Service Delivery
6 13 (16.88%) Programme Management
7 12 (15.58%) ITIL V3
7 12 (15.58%) OO
7 12 (15.58%) Open Source
8 11 (14.29%) OOD
8 11 (14.29%) Software Engineering
9 10 (12.99%) Service Management
10 9 (11.69%) Business Intelligence
10 9 (11.69%) Digital Marketing
10 9 (11.69%) E-Commerce
11 8 (10.39%) Continuous Integration
11 8 (10.39%) Cybersecurity
12 6 (7.79%) SDLC
13 5 (6.49%) Continuous Delivery
13 5 (6.49%) Performance Tuning
Programming Languages
1 37 (48.05%) Python
2 31 (40.26%) Java
3 30 (38.96%) Bash Shell
4 22 (28.57%) PHP
5 18 (23.38%) C#
6 15 (19.48%) C
7 14 (18.18%) Perl
8 12 (15.58%) Shell Script
9 11 (14.29%) C++
9 11 (14.29%) JavaScript
10 8 (10.39%) Ruby
11 6 (7.79%) PowerShell
12 5 (6.49%) SQL
13 1 (1.30%) AWK
13 1 (1.30%) Jython
13 1 (1.30%) PHP 5
13 1 (1.30%) sed
Qualifications
1 27 (35.06%) Security Cleared
2 16 (20.78%) DV Cleared
3 4 (5.19%) ISEB
3 4 (5.19%) ISTQB
3 4 (5.19%) ITIL Certification
4 1 (1.30%) SC Cleared
Quality Assurance & Compliance
1 2 (2.60%) GPG13
1 2 (2.60%) SLA
2 1 (1.30%) QA
System Software
1 18 (23.38%) VMware Infrastructure
2 14 (18.18%) Active Directory
3 5 (6.49%) Virtual Machines
4 4 (5.19%) Hyper-V
4 4 (5.19%) KVM
5 3 (3.90%) Docker
6 2 (2.60%) VMware ESX
7 1 (1.30%) iptables
7 1 (1.30%) Squid
7 1 (1.30%) VirtualBox
7 1 (1.30%) VMware ESXi
7 1 (1.30%) vSphere
7 1 (1.30%) Xen
Systems Management
1 21 (27.27%) Puppet
2 11 (14.29%) Opscode Chef
3 6 (7.79%) Grafana
3 6 (7.79%) Graphite
4 5 (6.49%) Nagios
5 4 (5.19%) Ansible
6 3 (3.90%) Backup Exec
6 3 (3.90%) Capistrano
6 3 (3.90%) Rundeck
6 3 (3.90%) ZABBIX
7 2 (2.60%) QRadar
7 2 (2.60%) RSA Archer
7 2 (2.60%) Salt
8 1 (1.30%) Check_MK
8 1 (1.30%) Pingdom
8 1 (1.30%) RSA enVision
Vendors
1 66 (85.71%) Red Hat
2 23 (29.87%) VMware
3 9 (11.69%) SAP
4 8 (10.39%) Atlassian
5 5 (6.49%) Oracle
6 4 (5.19%) Citrix
6 4 (5.19%) HP
7 3 (3.90%) Google
7 3 (3.90%) Microsoft
8 2 (2.60%) ArcSight
8 2 (2.60%) Intel Security
8 2 (2.60%) Zend
9 1 (1.30%) Infobright
9 1 (1.30%) LogRhythm
9 1 (1.30%) New Relic
9 1 (1.30%) PagerDuty
9 1 (1.30%) Rackspace
9 1 (1.30%) Talend
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Bristol
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Salary: £35000 - £45000 per annum + Benefits
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