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 22 May 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
22 May 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 99 106 113
Rank change year-on-year
+7 +7
Permanent jobs citing CentOS 31 20 6
As % of all permanent IT jobs located in Bristol 1.59% 1.00% 0.34%
As % of the Operating Systems category 6.08% 4.24% 1.40%
Number of salaries quoted 30 20 6
Average salary £38,750 £37,500 £35,000
Average salary % change year-on-year
+3.33% +7.14%
90% offered a salary of more than £30,000 £30,000 £33,000
10% offered a salary of more than £70,000 £45,000 £36,250
UK excluding London average salary £42,500 £37,500 £38,500
% change year-on-year
+13.33% -2.59%
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
510 472 428
As % of all permanent IT jobs located in Bristol 26.18% 23.62% 24.46%
Number of salaries quoted 460 404 390
Average salary £40,000 £37,500 £37,500
Average salary % change year-on-year
+6.66% -
90% offered a salary of more than £26,500 £24,250 £24,000
10% offered a salary of more than £65,000 £47,500 £52,500
UK excluding London average salary £37,500 £36,500 £37,500
% change year-on-year
+2.73% -2.66%

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 22 May 2015.

CentOS Salary Histogram in Bristol

CentOS
Top 30 Related IT Skills in Bristol

For the 6 months to 22 May 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 59 (100.00%) Linux
2 36 (61.02%) Puppet
3 34 (57.63%) DevOps
3 34 (57.63%) Red Hat
4 33 (55.93%) Apache
5 31 (52.54%) Ubuntu
6 30 (50.85%) Bash Shell
7 29 (49.15%) Debian
8 27 (45.76%) Red Hat Enterprise Linux
9 26 (44.07%) PHP
10 25 (42.37%) Configuration Management
11 23 (38.98%) Ruby
12 22 (37.29%) Perl
12 22 (37.29%) Python
13 21 (35.59%) MySQL
13 21 (35.59%) VMware
13 21 (35.59%) LAMP
13 21 (35.59%) Opscode Chef
14 20 (33.90%) Continuous Integration
14 20 (33.90%) Windows
15 19 (32.20%) Amazon AWS
16 18 (30.51%) UNIX
16 18 (30.51%) nginx
17 17 (28.81%) VMware Infrastructure
17 17 (28.81%) Fedora
17 17 (28.81%) Jenkins
18 16 (27.12%) Hudson
19 15 (25.42%) Java
19 15 (25.42%) Samba
20 14 (23.73%) Firewall

CentOS
Top Related IT Skills in Bristol by Category

For the 6 months to 22 May 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 33 (55.93%) Apache
2 18 (30.51%) nginx
3 8 (13.56%) Tomcat
4 7 (11.86%) Confluence
4 7 (11.86%) MediaWiki
5 4 (6.78%) GlassFish
6 2 (3.39%) Apache Solr
6 2 (3.39%) JBoss
6 2 (3.39%) OpenStack
6 2 (3.39%) Elasticsearch
Business Applications
1 7 (11.86%) SAP Oil and Gas
Cloud Services
1 19 (32.20%) Amazon AWS
2 12 (20.34%) Amazon EC2
3 8 (13.56%) SaaS
4 4 (6.78%) Virtual Private Cloud
4 4 (6.78%) Amazon S3
5 2 (3.39%) OpenShift
Communications & Networking
1 14 (23.73%) Firewall
1 14 (23.73%) LAN
1 14 (23.73%) WAN
2 10 (16.95%) VPN
3 8 (13.56%) IPsec
4 7 (11.86%) LDAP
4 7 (11.86%) IPv6
4 7 (11.86%) OSPF
4 7 (11.86%) BGP
4 7 (11.86%) EIGRP
4 7 (11.86%) Network Security
5 4 (6.78%) DNS
6 3 (5.08%) SAN
7 2 (3.39%) VLAN
7 2 (3.39%) SSH
7 2 (3.39%) SNMP
8 1 (1.69%) TCP/IP
8 1 (1.69%) SSL
8 1 (1.69%) NAS
Database & Business Intelligence
1 21 (35.59%) MySQL
2 9 (15.25%) PostgreSQL
3 7 (11.86%) Relational Database
4 4 (6.78%) Hazelcast
4 4 (6.78%) Amazon RDS
5 2 (3.39%) Hadoop
5 2 (3.39%) MongoDB
5 2 (3.39%) NoSQL
5 2 (3.39%) MariaDB
Development Applications
1 17 (28.81%) Jenkins
2 16 (27.12%) Hudson
3 13 (22.03%) Subversion
3 13 (22.03%) Git (software)
4 7 (11.86%) JIRA
5 2 (3.39%) Mercurial
5 2 (3.39%) Oracle Forms
General
1 7 (11.86%) Electronics
1 7 (11.86%) Telecoms
1 7 (11.86%) Finance
1 7 (11.86%) Manufacturing
1 7 (11.86%) Marketing
2 4 (6.78%) Back Office
Job Titles
1 24 (40.68%) DevOps Engineer
2 18 (30.51%) Systems Administrator
2 18 (30.51%) Administrator
3 17 (28.81%) Systems Engineer
4 14 (23.73%) Linux Engineer
5 10 (16.95%) Linux Systems Engineer
6 9 (15.25%) Linux DevOps Engineer
7 8 (13.56%) DevOps Administrator
8 7 (11.86%) UNIX Systems Administrator
8 7 (11.86%) UNIX Administrator
8 7 (11.86%) UNIX Systems Engineer
8 7 (11.86%) UNIX Engineer
8 7 (11.86%) Linux Administrator
9 5 (8.47%) Linux Systems Administrator
10 4 (6.78%) Lead Java Developer
10 4 (6.78%) Senior Java Developer
10 4 (6.78%) Java Developer
10 4 (6.78%) Lead Developer
10 4 (6.78%) Senior Developer
10 4 (6.78%) Developer
Libraries, Frameworks & Software Standards
1 21 (35.59%) LAMP
2 6 (10.17%) ActiveMQ
3 4 (6.78%) jQuery
3 4 (6.78%) Spring
3 4 (6.78%) CSS
3 4 (6.78%) Servlets
4 3 (5.08%) Middleware
5 2 (3.39%) RabbitMQ
5 2 (3.39%) libvirt
Miscellaneous
1 9 (15.25%) Open Source
2 7 (11.86%) DTV
2 7 (11.86%) Wiki
3 3 (5.08%) Client/Server
3 3 (5.08%) Clustering
4 2 (3.39%) Derivative
4 2 (3.39%) Computer Science
Operating Systems
1 59 (100.00%) Linux
2 31 (52.54%) Ubuntu
3 29 (49.15%) Debian
4 27 (45.76%) Red Hat Enterprise Linux
5 20 (33.90%) Windows
6 18 (30.51%) UNIX
7 17 (28.81%) Fedora
8 10 (16.95%) Windows Server 2003
9 7 (11.86%) Solaris
10 6 (10.17%) Windows Server 2012
11 4 (6.78%) Oracle Linux
12 3 (5.08%) VMS
13 2 (3.39%) SUSE Linux Enterprise Server
14 1 (1.69%) FreeBSD
Processes & Methodologies
1 34 (57.63%) DevOps
2 25 (42.37%) Configuration Management
3 20 (33.90%) Continuous Integration
4 10 (16.95%) Agile Software Development
5 8 (13.56%) Capacity Planning
5 8 (13.56%) Scrum
6 7 (11.86%) Business Intelligence
6 7 (11.86%) Data Modelling
6 7 (11.86%) Disaster Recovery
6 7 (11.86%) Programme Management
6 7 (11.86%) Web Development
6 7 (11.86%) Digital Marketing
6 7 (11.86%) Database Theory
6 7 (11.86%) Relational Database Theory
7 6 (10.17%) Build Automation
7 6 (10.17%) E-Commerce
8 4 (6.78%) Kanban
8 4 (6.78%) Unit Testing
8 4 (6.78%) TDD
8 4 (6.78%) Software Engineering
Programming Languages
1 30 (50.85%) Bash Shell
2 26 (44.07%) PHP
3 23 (38.98%) Ruby
4 22 (37.29%) Perl
4 22 (37.29%) Python
5 15 (25.42%) Java
6 8 (13.56%) PHP5
6 8 (13.56%) Shell Script
6 8 (13.56%) SQL
7 4 (6.78%) Korn
7 4 (6.78%) Groovy
Qualifications
1 7 (11.86%) CCNA
1 7 (11.86%) Cisco Certification
2 5 (8.47%) Degree
Quality Assurance & Compliance
1 3 (5.08%) QA
System Software
1 17 (28.81%) VMware Infrastructure
2 15 (25.42%) Samba
3 9 (15.25%) Active Directory
3 9 (15.25%) iptables
4 7 (11.86%) Postfix
4 7 (11.86%) XenServer
5 2 (3.39%) Squid
5 2 (3.39%) NFS
5 2 (3.39%) Gluster
5 2 (3.39%) Varnish
5 2 (3.39%) KVM
5 2 (3.39%) Docker
5 2 (3.39%) RHEV
5 2 (3.39%) GFS2
5 2 (3.39%) oVirt
6 1 (1.69%) vCloud
6 1 (1.69%) vSphere
Systems Management
1 36 (61.02%) Puppet
2 21 (35.59%) Opscode Chef
3 13 (22.03%) Salt
4 10 (16.95%) Nagios
5 9 (15.25%) ZABBIX
5 9 (15.25%) Ansible
6 4 (6.78%) Opsview
7 2 (3.39%) Munin
7 2 (3.39%) Zenoss
7 2 (3.39%) Capistrano
7 2 (3.39%) Red Hat Satellite
7 2 (3.39%) Cobbler
7 2 (3.39%) HAProxy
7 2 (3.39%) Pacemaker
7 2 (3.39%) SELinux
7 2 (3.39%) Icinga
Vendors
1 34 (57.63%) Red Hat
2 21 (35.59%) VMware
3 8 (13.56%) Citrix
4 7 (11.86%) SAP
4 7 (11.86%) Rackspace
5 4 (6.78%) Oracle
6 2 (3.39%) Cisco
6 2 (3.39%) Percona
Bristol, Somerset
Gold
Salary: negotiable
Posted: 20 hours ago
Bristol, Avon
ISL
Salary: £35000 - £40000 per annum
Posted: 3 days ago
Bristol, Avon
Gold Group
Salary: £60000 - £80000 per annum + negotiable
Posted: 3 days ago
Bristol, Avon
Novate IT Ltd
Salary: £25000 - £35000 per annum, Benefits Plus Benefits
Posted: 4 days ago
Bristol
Hays IT - Uk Posting account
Salary: £35000.00 - £40000.00 per annum
Posted: 27 days ago
Bristol
Hays IT - Uk Posting account
Salary: £35000.00 - £40000.00 per annum
Posted: 27 days ago