The table below looks at the statistics for CentOS skills in IT jobs advertised for the Bristol region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 27 February 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
27 Feb 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 97 110 121
Rank change year-on-year
+13 +11
Permanent jobs citing CentOS 30 10 5
As % of all permanent IT jobs located in Bristol 1.57% 0.59% 0.29%
As % of the Operating Systems category 6.40% 2.58% 1.27%
Number of salaries quoted 29 2 5
Average salary £50,000 £41,750 £32,500
Average salary % change year-on-year
+19.76% +28.46%
90% offered a salary of more than £37,500 £39,150 £26,100
10% offered a salary of more than £75,000 £44,350 £33,500
UK excluding London average salary £42,500 £41,500 £35,750
% change year-on-year
+2.40% +16.08%
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
469 387 393
As % of all permanent IT jobs located in Bristol 24.58% 22.67% 22.74%
Number of salaries quoted 413 323 348
Average salary £40,000 £34,000 £36,000
Average salary % change year-on-year
+17.64% -5.55%
90% offered a salary of more than £25,000 £21,700 £24,000
10% offered a salary of more than £67,500 £52,500 £50,000
UK excluding London average salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in Bristol

This chart provides a 3-month moving total of permanent IT jobs citing CentOS across the Bristol region as a proportion of the total demand within 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 27 February 2015.

CentOS Salary Histogram in Bristol

CentOS
Top 30 Related IT Skills in Bristol

For the 6 months to 27 February 2015, IT jobs across the Bristol 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 49 (100.00%) Linux
2 35 (71.43%) Red Hat Enterprise Linux
3 32 (65.31%) Red Hat
4 31 (63.27%) Debian
4 31 (63.27%) Ubuntu
5 29 (59.18%) PHP
5 29 (59.18%) Puppet
5 29 (59.18%) Opscode Chef
6 28 (57.14%) Apache
6 28 (57.14%) Bash Shell
7 27 (55.10%) Ruby
7 27 (55.10%) MySQL
8 22 (44.90%) Perl
8 22 (44.90%) Fedora
8 22 (44.90%) nginx
8 22 (44.90%) DevOps
9 20 (40.82%) Continuous Integration
10 19 (38.78%) Python
10 19 (38.78%) Configuration Management
11 18 (36.73%) Windows
12 15 (30.61%) VMware
12 15 (30.61%) VMware Infrastructure
12 15 (30.61%) Open Source
12 15 (30.61%) UNIX
12 15 (30.61%) Jenkins
13 14 (28.57%) Ansible
13 14 (28.57%) Hudson
13 14 (28.57%) Java
13 14 (28.57%) Samba
14 13 (26.53%) Firewall

CentOS
Top Related IT Skills in Bristol by Category

For the 6 months to 27 February 2015, IT jobs across the Bristol 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 28 (57.14%) Apache
2 22 (44.90%) nginx
3 8 (16.33%) Tomcat
4 7 (14.29%) Elasticsearch
4 7 (14.29%) Apache Solr
5 6 (12.24%) Confluence
5 6 (12.24%) MediaWiki
6 2 (4.08%) OpenStack
6 2 (4.08%) JBoss
Business Applications
1 5 (10.20%) SAP Oil and Gas
Cloud Services
1 10 (20.41%) Amazon EC2
2 8 (16.33%) Amazon AWS
2 8 (16.33%) SaaS
3 7 (14.29%) Amazon S3
4 2 (4.08%) OpenShift
Communications & Networking
1 13 (26.53%) LAN
1 13 (26.53%) WAN
1 13 (26.53%) Firewall
2 9 (18.37%) VPN
3 6 (12.24%) IPv6
3 6 (12.24%) OSPF
3 6 (12.24%) BGP
3 6 (12.24%) EIGRP
3 6 (12.24%) IPsec
3 6 (12.24%) LDAP
3 6 (12.24%) Network Security
4 2 (4.08%) SSH
4 2 (4.08%) SAN
4 2 (4.08%) DNS
Database & Business Intelligence
1 27 (55.10%) MySQL
2 13 (26.53%) PostgreSQL
3 7 (14.29%) Hadoop
3 7 (14.29%) MongoDB
3 7 (14.29%) NoSQL
3 7 (14.29%) MariaDB
3 7 (14.29%) Hazelcast
3 7 (14.29%) Amazon RDS
3 7 (14.29%) Relational Database
4 1 (2.04%) RDBMS
Development Applications
1 15 (30.61%) Jenkins
2 14 (28.57%) Hudson
3 13 (26.53%) Subversion
3 13 (26.53%) Git (software)
4 7 (14.29%) Mercurial
5 6 (12.24%) JIRA
6 2 (4.08%) Oracle Forms
General
1 5 (10.20%) Electronics
1 5 (10.20%) Telecoms
1 5 (10.20%) Finance
1 5 (10.20%) Manufacturing
1 5 (10.20%) Marketing
2 1 (2.04%) Advertising
Job Titles
1 17 (34.69%) Linux Engineer
2 13 (26.53%) DevOps Engineer
3 9 (18.37%) Systems Administrator
3 9 (18.37%) Support Engineer
3 9 (18.37%) Administrator
4 8 (16.33%) Linux Administrator
4 8 (16.33%) Linux DevOps Engineer
5 7 (14.29%) Systems Engineer
6 6 (12.24%) Linux Systems Administrator
7 5 (10.20%) UNIX Engineer
7 5 (10.20%) UNIX Systems Administrator
7 5 (10.20%) UNIX Administrator
7 5 (10.20%) UNIX Systems Engineer
8 4 (8.16%) Junior
9 3 (6.12%) Senior Linux Administrator
10 2 (4.08%) Senior Linux Engineer
10 2 (4.08%) Senior Linux Support
10 2 (4.08%) Principal Engineer
10 2 (4.08%) Linux Support Engineer
10 2 (4.08%) Team Leader
Libraries, Frameworks & Software Standards
1 13 (26.53%) ActiveMQ
2 9 (18.37%) LAMP
3 8 (16.33%) RabbitMQ
4 2 (4.08%) libvirt
4 2 (4.08%) Middleware
5 1 (2.04%) CSS
5 1 (2.04%) Servlets
5 1 (2.04%) Spring
5 1 (2.04%) LINQ
5 1 (2.04%) jQuery
Miscellaneous
1 15 (30.61%) Open Source
2 10 (20.41%) Derivative
3 6 (12.24%) Wiki
4 5 (10.20%) DTV
5 3 (6.12%) Clustering
6 2 (4.08%) Client/Server
Operating Systems
1 49 (100.00%) Linux
2 35 (71.43%) Red Hat Enterprise Linux
3 31 (63.27%) Ubuntu
3 31 (63.27%) Debian
4 22 (44.90%) Fedora
5 18 (36.73%) Windows
6 15 (30.61%) UNIX
7 12 (24.49%) Oracle Linux
8 8 (16.33%) Windows Server 2003
9 6 (12.24%) Windows Server 2012
10 5 (10.20%) VMS
10 5 (10.20%) Solaris
11 2 (4.08%) SUSE Linux Enterprise Server
12 1 (2.04%) FreeBSD
Processes & Methodologies
1 22 (44.90%) DevOps
2 20 (40.82%) Continuous Integration
3 19 (38.78%) Configuration Management
4 10 (20.41%) Time Management
5 8 (16.33%) E-Commerce
5 8 (16.33%) Agile Software Development
6 7 (14.29%) Scrum
6 7 (14.29%) Capacity Planning
7 6 (12.24%) Build Automation
7 6 (12.24%) Kanban
7 6 (12.24%) Data Modelling
7 6 (12.24%) Disaster Recovery
7 6 (12.24%) Database Theory
7 6 (12.24%) Relational Database Theory
8 5 (10.20%) Business Intelligence
8 5 (10.20%) Programme Management
8 5 (10.20%) Digital Marketing
9 2 (4.08%) ITIL
10 1 (2.04%) BDD
10 1 (2.04%) Unit Testing
Programming Languages
1 29 (59.18%) PHP
2 28 (57.14%) Bash Shell
3 27 (55.10%) Ruby
4 22 (44.90%) Perl
5 19 (38.78%) Python
6 14 (28.57%) Java
7 9 (18.37%) Shell Script
8 8 (16.33%) PHP5
9 7 (14.29%) Groovy
9 7 (14.29%) SQL
10 1 (2.04%) C#
Qualifications
1 7 (14.29%) CCNA
1 7 (14.29%) Cisco Certification
2 3 (6.12%) RHCE
2 3 (6.12%) Degree
3 1 (2.04%) VCP4
Quality Assurance & Compliance
1 3 (6.12%) SLA
2 2 (4.08%) QA
System Software
1 15 (30.61%) VMware Infrastructure
2 14 (28.57%) Samba
3 8 (16.33%) Active Directory
4 7 (14.29%) Varnish
5 6 (12.24%) Postfix
5 6 (12.24%) XenServer
6 2 (4.08%) Gluster
6 2 (4.08%) NFS
6 2 (4.08%) Squid
6 2 (4.08%) KVM
6 2 (4.08%) Docker
6 2 (4.08%) RHEV
6 2 (4.08%) oVirt
Systems Management
1 29 (59.18%) Puppet
1 29 (59.18%) Opscode Chef
2 14 (28.57%) Ansible
3 13 (26.53%) Salt
3 13 (26.53%) ZABBIX
4 9 (18.37%) Nagios
5 7 (14.29%) Icinga
5 7 (14.29%) Munin
5 7 (14.29%) Zenoss
5 7 (14.29%) HAProxy
6 2 (4.08%) Red Hat Satellite
6 2 (4.08%) Cobbler
6 2 (4.08%) SELinux
7 1 (2.04%) Vagrant
Vendors
1 32 (65.31%) Red Hat
2 15 (30.61%) VMware
3 12 (24.49%) Oracle
4 7 (14.29%) Percona
4 7 (14.29%) Citrix
5 5 (10.20%) SAP
Bristol
Brightpearl
Salary: £40,000 - £55,000 per year
Posted: 20 hours ago
Bristol, Avon
Gold Group
Salary: Market rates depending on experience
Posted: Yesterday
Bristol
Computer Futures
Salary: £40000 - £45000 per annum + competitive
Posted: 2 days ago
Bristol
Computer Futures
Salary: £40000 - £45000 per annum + competitive
Posted: 2 days ago
Bristol, Avon
The Developer Portal
Salary: From £47,000 to £75,000 per annum
Posted: 9 days ago
Bristol, Avon
Nomensa Ltd.
Salary: Competitive
Posted: 22 days ago