The table below looks at the statistics for CentOS skills in IT jobs advertised for the Bristol region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 8 December 2016 with a comparison to the same period over the previous 2 years.

3 months to
8 Dec 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 105 133 115
Rank change year-on-year
+28 -18
Permanent jobs citing CentOS 11 7 21
As % of all permanent IT jobs located in Bristol 0.71% 0.37% 1.04%
As % of the Operating Systems category 3.85% 1.28% 4.38%
Number of salaries quoted 7 7 20
Median salary £36,500 £37,500 £25,000
Median salary % change year-on-year
-2.66% +50.00%
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 Bristol region.

Operating Systems Category
Bristol
Permanent IT job ads with a match in the
Operating Systems category
286 549 479
As % of all permanent IT jobs located in Bristol 18.37% 29.33% 23.68%
Number of salaries quoted 231 522 396
Median salary £36,500 £40,000 £35,000
Median salary % change year-on-year
-8.75% +14.28%
90% offered a salary of more than £25,000 £25,000 £22,500
10% offered a salary of more than £62,500 £67,500 £60,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in Bristol

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

CentOS Jobs Demand Trend in Bristol

CentOS
Salary Trend in Bristol

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

CentOS Salary Trend in Bristol

CentOS
Salary Histogram in Bristol

This chart provides a salary histogram for IT jobs citing CentOS across the Bristol region over the 3 months to 8 December 2016.

CentOS Salary Histogram in Bristol

CentOS
Top 30 Related IT Skills in Bristol

For the 6 months to 8 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 Bristol region with a requirement for CentOS.

1 15 (100.00%) Linux
1 15 (100.00%) Red Hat
2 7 (46.67%) Finance
2 7 (46.67%) Marketing
2 7 (46.67%) Bash Shell
3 6 (40.00%) Digital Marketing
3 6 (40.00%) Windows Server 2008
3 6 (40.00%) Red Hat Enterprise Linux
3 6 (40.00%) Git (software)
3 6 (40.00%) JIRA
3 6 (40.00%) Programme Management
3 6 (40.00%) SAP Oil and Gas
3 6 (40.00%) Manufacturing
3 6 (40.00%) Electronics
3 6 (40.00%) Telecoms
3 6 (40.00%) Business Intelligence
3 6 (40.00%) Shell Script
3 6 (40.00%) Windows
3 6 (40.00%) SAP
4 5 (33.33%) .NET
4 5 (33.33%) C#
4 5 (33.33%) IIS
4 5 (33.33%) Apache
4 5 (33.33%) Internet
4 5 (33.33%) VMware
4 5 (33.33%) Atlassian
4 5 (33.33%) PowerShell
4 5 (33.33%) Windows Server 2012
4 5 (33.33%) Graphite
4 5 (33.33%) Grafana

CentOS
Top Related IT Skills in Bristol 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 5 (33.33%) Apache
1 5 (33.33%) IIS
2 1 (6.67%) OpenStack
Applications
1 3 (20.00%) HipChat
Business Applications
1 6 (40.00%) SAP Oil and Gas
Cloud Services
1 3 (20.00%) Amazon AWS
2 2 (13.33%) G Suite
2 2 (13.33%) Microsoft Azure
Communications & Networking
1 5 (33.33%) Internet
2 3 (20.00%) DNS
3 2 (13.33%) FTP
3 2 (13.33%) HTTP
4 1 (6.67%) Cisco ASA
4 1 (6.67%) Cisco IOS
4 1 (6.67%) OpenVPN
4 1 (6.67%) SAN
Database & Business Intelligence
1 2 (13.33%) SQL Server
2 1 (6.67%) MongoDB
2 1 (6.67%) PostgreSQL
Development Applications
1 6 (40.00%) Git (software)
1 6 (40.00%) JIRA
2 2 (13.33%) Jenkins
3 1 (6.67%) Artifactory
3 1 (6.67%) GitLab
3 1 (6.67%) Maven
General
1 7 (46.67%) Finance
1 7 (46.67%) Marketing
2 6 (40.00%) Electronics
2 6 (40.00%) Manufacturing
2 6 (40.00%) Telecoms
3 2 (13.33%) Back Office
4 1 (6.67%) Advertising
Job Titles
1 6 (40.00%) Linux Engineer
2 4 (26.67%) Architect
2 4 (26.67%) Lead Architect
2 4 (26.67%) Operations Engineer
2 4 (26.67%) Principal Architect
2 4 (26.67%) Principal Engineer
2 4 (26.67%) Technical Architect
2 4 (26.67%) Technical Engineer
2 4 (26.67%) Technical Leader
3 3 (20.00%) Administrator
4 2 (13.33%) DevOps Engineer
4 2 (13.33%) IT Engineer
4 2 (13.33%) Service Operations Engineer
4 2 (13.33%) Systems Administrator
4 2 (13.33%) Unix Administrator
4 2 (13.33%) Unix Systems Administrator
5 1 (6.67%) Cybersecurity Engineer
5 1 (6.67%) Junior DevOps
5 1 (6.67%) SIEM Consultant
5 1 (6.67%) Unix Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 5 (33.33%) .NET
2 1 (6.67%) LAPP Stack
2 1 (6.67%) Web Services
Miscellaneous
1 4 (26.67%) Derivative
1 4 (26.67%) Public Cloud
2 2 (13.33%) Wiki
3 1 (6.67%) Data Centre
Operating Systems
1 15 (100.00%) Linux
2 6 (40.00%) Red Hat Enterprise Linux
2 6 (40.00%) Windows
2 6 (40.00%) Windows Server 2008
3 5 (33.33%) Windows Server 2012
4 4 (26.67%) Oracle Linux
5 3 (20.00%) Windows Server
6 2 (13.33%) Debian
6 2 (13.33%) Fedora
6 2 (13.33%) Solaris
6 2 (13.33%) SUSE
6 2 (13.33%) Ubuntu
6 2 (13.33%) Unix
7 1 (6.67%) Windows 2000
7 1 (6.67%) Windows Server 2003
Processes & Methodologies
1 6 (40.00%) Business Intelligence
1 6 (40.00%) Digital Marketing
1 6 (40.00%) Programme Management
2 4 (26.67%) E-Commerce
2 4 (26.67%) Performance Tuning
3 2 (13.33%) CRM
3 2 (13.33%) Cybersecurity
3 2 (13.33%) DevOps
3 2 (13.33%) SIEM
3 2 (13.33%) Vulnerability Assessment
3 2 (13.33%) Workflow
4 1 (6.67%) Configuration Management
4 1 (6.67%) Continuous Integration
4 1 (6.67%) Escalation Management
4 1 (6.67%) ITIL
4 1 (6.67%) Mentoring
4 1 (6.67%) Performance Monitoring
Programming Languages
1 7 (46.67%) Bash Shell
2 6 (40.00%) Shell Script
3 5 (33.33%) C#
3 5 (33.33%) PowerShell
4 4 (26.67%) SQL
5 3 (20.00%) Perl
5 3 (20.00%) Python
6 2 (13.33%) Java
6 2 (13.33%) JavaScript
Qualifications
1 1 (6.67%) DV Cleared
1 1 (6.67%) SC Cleared
1 1 (6.67%) Security Cleared
Quality Assurance & Compliance
1 2 (13.33%) GPG13
2 1 (6.67%) ISO/IEC 27001
System Software
1 3 (20.00%) VMware Infrastructure
2 2 (13.33%) Hyper-V
2 2 (13.33%) KVM
2 2 (13.33%) RHEV
3 1 (6.67%) Docker
3 1 (6.67%) Squid
Systems Management
1 5 (33.33%) Grafana
1 5 (33.33%) Graphite
2 2 (13.33%) Ansible
2 2 (13.33%) QRadar
2 2 (13.33%) RSA Archer
3 1 (6.67%) Cobbler
3 1 (6.67%) Opscode Chef
3 1 (6.67%) Puppet
3 1 (6.67%) RSA enVision
3 1 (6.67%) ZABBIX
Vendors
1 15 (100.00%) Red Hat
2 6 (40.00%) SAP
3 5 (33.33%) Atlassian
3 5 (33.33%) VMware
4 4 (26.67%) Oracle
5 2 (13.33%) ArcSight
5 2 (13.33%) Google
5 2 (13.33%) Intel Security
5 2 (13.33%) Microsoft
6 1 (6.67%) Cisco
6 1 (6.67%) LogRhythm
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