The table below looks at the statistics for CentOS skills in IT jobs advertised for the Gloucestershire region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 9 December 2016 with a comparison to the same period over the previous 2 years.

3 months to
9 Dec 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 104 91 105
Rank change year-on-year
-13 +14
Permanent jobs citing CentOS 9 4 1
As % of all permanent IT jobs located in Gloucestershire 0.77% 0.41% 0.087%
As % of the Operating Systems category 2.28% 1.61% 0.27%
Number of salaries quoted 9 4 1
Median salary £45,000 £37,500 £37,500
Median salary % change year-on-year
+20.00% -
UK excluding London median salary £45,000 £45,000 £38,500
% change year-on-year
- +16.88%
CentOS
South West

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

Operating Systems Category
Gloucestershire
Permanent IT job ads with a match in the
Operating Systems category
395 249 373
As % of all permanent IT jobs located in Gloucestershire 33.79% 25.54% 32.43%
Number of salaries quoted 338 208 309
Median salary £42,500 £42,500 £37,250
Median salary % change year-on-year
- +14.09%
90% offered a salary of more than £25,000 £24,500 £23,500
10% offered a salary of more than £55,000 £55,250 £63,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in Gloucestershire

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

CentOS Jobs Demand Trend in Gloucestershire

CentOS
Salary Trend in Gloucestershire

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

CentOS Salary Trend in Gloucestershire

CentOS
Salary Histogram in Gloucestershire

This chart provides a salary histogram for IT jobs citing CentOS across the Gloucestershire region over the 3 months to 9 December 2016.

CentOS Salary Histogram in Gloucestershire

CentOS
Job Locations in Gloucestershire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Gloucestershire region over the 3 months to 9 December 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
Gloucester -5 3 £42,500 +13.33% 2
Cheltenham - 2 £55,000 -
CentOS
South West

CentOS
Top 30 Related IT Skills in Gloucestershire

For the 6 months to 9 December 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 Gloucestershire region with a requirement for CentOS.

1 32 (100.00%) Linux
2 30 (93.75%) Red Hat
3 24 (75.00%) Windows
4 22 (68.75%) Security Cleared
5 17 (53.13%) VMware
6 15 (46.88%) VMware Infrastructure
7 14 (43.75%) ITIL
8 13 (40.63%) Python
8 13 (40.63%) TCP/IP
8 13 (40.63%) Windows Server 2008
8 13 (40.63%) ITIL V3
8 13 (40.63%) Windows Server 2012
8 13 (40.63%) Windows Server
9 12 (37.50%) DV Cleared
9 12 (37.50%) Agile Software Development
10 11 (34.38%) Red Hat Enterprise Linux
10 11 (34.38%) Cybersecurity
11 10 (31.25%) Jenkins
11 10 (31.25%) Non-Functional Testing
11 10 (31.25%) User Acceptance Testing
11 10 (31.25%) Test Scripting
11 10 (31.25%) Manual Testing
11 10 (31.25%) ISTQB
11 10 (31.25%) Selenium
11 10 (31.25%) Scrum
11 10 (31.25%) Automated Testing
11 10 (31.25%) Ruby
11 10 (31.25%) ISEB
11 10 (31.25%) Java
11 10 (31.25%) Regression Testing

CentOS
Top Related IT Skills in Gloucestershire 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 4 (12.50%) MS Exchange
2 1 (3.13%) Confluence
2 1 (3.13%) Exchange Server 2010
2 1 (3.13%) Exchange Server 2013
2 1 (3.13%) SharePoint
2 1 (3.13%) Skype for Business
Applications
1 4 (12.50%) MS Excel
Cloud Services
1 3 (9.38%) PaaS
2 2 (6.25%) Amazon AWS
2 2 (6.25%) SaaS
3 1 (3.13%) Microsoft Azure
Communications & Networking
1 13 (40.63%) TCP/IP
2 9 (28.13%) LAN
2 9 (28.13%) WAN
3 4 (12.50%) DNS
3 4 (12.50%) Firewall
4 3 (9.38%) Cisco IOS
4 3 (9.38%) Internet
4 3 (9.38%) MPLS
4 3 (9.38%) VoIP
Database & Business Intelligence
1 4 (12.50%) MySQL
2 1 (3.13%) MariaDB
2 1 (3.13%) SQL Server
2 1 (3.13%) SQL Server 2005
Development Applications
1 10 (31.25%) Jenkins
1 10 (31.25%) Selenium
2 1 (3.13%) JIRA
General
1 1 (3.13%) Advertising
1 1 (3.13%) Manufacturing
1 1 (3.13%) Telecoms
Job Titles
1 10 (31.25%) Analyst
1 10 (31.25%) Cybersecurity Analyst
1 10 (31.25%) Security Analyst
1 10 (31.25%) Test Analyst
2 5 (15.63%) Platform Engineer
3 4 (12.50%) Consultant
3 4 (12.50%) Senior Consultant
3 4 (12.50%) Senior Technical Consultant
3 4 (12.50%) Support Engineer
3 4 (12.50%) Technical Consultant
4 3 (9.38%) Linux Engineer
4 3 (9.38%) Network Engineer
4 3 (9.38%) Network Support
4 3 (9.38%) Network Support Engineer
4 3 (9.38%) Server Engineer
4 3 (9.38%) Server Support
4 3 (9.38%) Windows Engineer
4 3 (9.38%) Windows Server Engineer
4 3 (9.38%) Windows Server Support
4 3 (9.38%) Windows Support Engineer
Libraries, Frameworks & Software Standards
1 1 (3.13%) Zend Framework
Miscellaneous
1 9 (28.13%) Cybercrime
2 4 (12.50%) Analytical Skills
3 1 (3.13%) CESG
3 1 (3.13%) Cyberthreat
Operating Systems
1 32 (100.00%) Linux
2 24 (75.00%) Windows
3 13 (40.63%) Windows Server
3 13 (40.63%) Windows Server 2008
3 13 (40.63%) Windows Server 2012
4 11 (34.38%) Red Hat Enterprise Linux
5 2 (6.25%) Solaris
5 2 (6.25%) Ubuntu
5 2 (6.25%) Unix
6 1 (3.13%) Debian
6 1 (3.13%) Windows 10
6 1 (3.13%) Windows 7
Processes & Methodologies
1 14 (43.75%) ITIL
2 13 (40.63%) ITIL V3
3 12 (37.50%) Agile Software Development
4 11 (34.38%) Cybersecurity
5 10 (31.25%) Automated Testing
5 10 (31.25%) Manual Testing
5 10 (31.25%) Non-Functional Testing
5 10 (31.25%) Programme Management
5 10 (31.25%) Regression Testing
5 10 (31.25%) Scrum
5 10 (31.25%) SDLC
5 10 (31.25%) Test Scripting
5 10 (31.25%) User Acceptance Testing
6 6 (18.75%) DevOps
7 4 (12.50%) Service Management
8 3 (9.38%) ITSM
8 3 (9.38%) Load Balancing
8 3 (9.38%) Network Design
8 3 (9.38%) Problem Management
8 3 (9.38%) Root Cause Analysis
Programming Languages
1 13 (40.63%) Python
2 10 (31.25%) Java
2 10 (31.25%) Ruby
3 7 (21.88%) Bash Shell
4 4 (12.50%) Perl
5 1 (3.13%) JavaScript
5 1 (3.13%) PHP
5 1 (3.13%) PHP 5
5 1 (3.13%) Shell Script
5 1 (3.13%) SQL
Qualifications
1 22 (68.75%) Security Cleared
2 12 (37.50%) DV Cleared
3 10 (31.25%) ISEB
3 10 (31.25%) ISTQB
4 3 (9.38%) CCNA
4 3 (9.38%) Cisco Certification
4 3 (9.38%) JNCIS
5 1 (3.13%) MCSA
5 1 (3.13%) MCSE
5 1 (3.13%) Microsoft Certification
5 1 (3.13%) VCP5
5 1 (3.13%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 3 (9.38%) SLA
2 1 (3.13%) QA
System Software
1 15 (46.88%) VMware Infrastructure
2 9 (28.13%) VMware ESX
3 4 (12.50%) Active Directory
4 2 (6.25%) VMware ESXi
5 1 (3.13%) Docker
5 1 (3.13%) VirtualBox
5 1 (3.13%) XenApp
Systems Management
1 7 (21.88%) Puppet
2 5 (15.63%) Opscode Chef
3 2 (6.25%) Ansible
4 1 (3.13%) Capistrano
4 1 (3.13%) Salt
Vendors
1 30 (93.75%) Red Hat
2 17 (53.13%) VMware
3 4 (12.50%) Microsoft
4 3 (9.38%) Cisco
4 3 (9.38%) Draytek
4 3 (9.38%) Fortinet
4 3 (9.38%) Juniper
5 1 (3.13%) Citrix
5 1 (3.13%) HP
5 1 (3.13%) Rackspace
5 1 (3.13%) Zend
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