The table below looks at the statistics for CentOS skills in IT jobs advertised for the Berkshire region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 5 February 2016 with a comparison to the same period in the previous 2 years.

Location
3 months to
5 Feb 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 163 170 163
Rank change year-on-year
+7 -7
Permanent jobs citing CentOS 62 57 67
As % of all permanent IT jobs located in Berkshire 1.20% 1.05% 1.26%
As % of the Operating Systems category 4.78% 3.52% 4.48%
Number of salaries quoted 62 49 62
Average salary £50,000 £40,000 £45,000
Average salary % change year-on-year
+25.00% -11.11%
90% offered a salary of more than £27,750 £22,000 £35,700
10% offered a salary of more than £62,500 £53,000 £50,000
UK excluding London average salary £45,000 £41,500 £44,000
% change year-on-year
+8.43% -5.68%
CentOS
South East

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

Operating Systems Category
Berkshire
Permanent IT job ads with a match in the
Operating Systems category
1298 1620 1496
As % of all permanent IT jobs located in Berkshire 25.04% 29.74% 28.15%
Number of salaries quoted 1163 1211 1160
Average salary £43,000 £40,000 £41,600
Average salary % change year-on-year
+7.50% -3.84%
90% offered a salary of more than £28,500 £25,000 £25,000
10% offered a salary of more than £62,500 £55,000 £62,350
UK excluding London average salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in Berkshire

This chart provides a 3-month moving total of permanent IT jobs citing CentOS across the Berkshire region as a proportion of the total demand within the Operating Systems category.

CentOS Jobs Demand Trend in Berkshire

CentOS
Salary Trend in Berkshire

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

CentOS Salary Trend in Berkshire

CentOS
Salary Histogram in Berkshire

This chart provides a salary histogram for IT jobs citing CentOS across the Berkshire region over the 3 months to 5 February 2016.

CentOS Salary Histogram in Berkshire

CentOS
Job Locations in Berkshire

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the Berkshire region over the 3 months to 5 February 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Reading +15 34 £40,000 +73.91% 8
Maidenhead -8 5 £30,000 -29.41%
Bracknell +3 3 £55,000 -21.42% 1
Slough -14 2 £52,500 +25.00%
Newbury - 1 £40,000 -
CentOS
South East

CentOS
Top 30 Related IT Skills in Berkshire

For the 6 months to 5 February 2016, IT jobs across the Berkshire 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.

1 126 (99.21%) Linux
2 86 (67.72%) Red Hat
3 62 (48.82%) Windows
4 59 (46.46%) Perl
5 55 (43.31%) Python
6 52 (40.94%) TCP/IP
6 52 (40.94%) Puppet
7 51 (40.16%) Ubuntu
8 49 (38.58%) Red Hat Enterprise Linux
9 41 (32.28%) VMware
10 39 (30.71%) Cisco
11 36 (28.35%) Nagios
11 36 (28.35%) Windows Server
12 35 (27.56%) Opscode Chef
13 33 (25.98%) Amazon AWS
14 32 (25.20%) Debian
15 29 (22.83%) Unix
15 29 (22.83%) SQL Server
16 28 (22.05%) Java
16 28 (22.05%) Active Directory
16 28 (22.05%) DevOps
17 26 (20.47%) Cisco Certification
18 24 (18.90%) Agile Software Development
19 23 (18.11%) Bash Shell
19 23 (18.11%) OpenStack
20 20 (15.75%) Web Services
21 19 (14.96%) MySQL
21 19 (14.96%) Open Source
22 18 (14.17%) Atlassian Bamboo
22 18 (14.17%) CCNP

CentOS
Top Related IT Skills in Berkshire by Category

For the 6 months to 5 February 2016, IT jobs across the Berkshire 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 23 (18.11%) OpenStack
2 15 (11.81%) Apache
3 13 (10.24%) nginx
4 12 (9.45%) Elasticsearch
5 9 (7.09%) JBoss
6 5 (3.94%) IIS
7 3 (2.36%) Apache Spark
8 2 (1.57%) Alfresco
8 2 (1.57%) CMS
8 2 (1.57%) Drupal
8 2 (1.57%) SharePoint
8 2 (1.57%) SharePoint 2010
8 2 (1.57%) SharePoint 2013
8 2 (1.57%) Tomcat
8 2 (1.57%) WebSphere
8 2 (1.57%) WebSphere Application Server
8 2 (1.57%) WordPress
9 1 (0.79%) WebLogic
Applications
1 14 (11.02%) MS Excel
Business Applications
1 2 (1.57%) Dynamics CRM
2 1 (0.79%) Eloqua
2 1 (0.79%) SAP Oil and Gas
Cloud Services
1 33 (25.98%) Amazon AWS
2 14 (11.02%) Microsoft Azure
3 7 (5.51%) IaaS
4 5 (3.94%) SaaS
5 2 (1.57%) CloudBees
5 2 (1.57%) Office 365
6 1 (0.79%) Responsys
6 1 (0.79%) Taleo
Communications & Networking
1 52 (40.94%) TCP/IP
2 18 (14.17%) Firewall
3 17 (13.39%) Cisco Nexus
4 16 (12.60%) BGP
4 16 (12.60%) LAN
4 16 (12.60%) OSPF
4 16 (12.60%) WAN
5 14 (11.02%) SSL
6 13 (10.24%) VPN
7 12 (9.45%) DNS
8 11 (8.66%) Internet
8 11 (8.66%) IPsec
8 11 (8.66%) MPLS
9 8 (6.30%) VXLAN
10 6 (4.72%) SAN
11 5 (3.94%) FTP
11 5 (3.94%) Network Security
11 5 (3.94%) Wireshark
12 4 (3.15%) Structured Cabling
13 2 (1.57%) HTTP
Database & Business Intelligence
1 29 (22.83%) SQL Server
2 19 (14.96%) MySQL
3 14 (11.02%) NoSQL
4 11 (8.66%) Hadoop
4 11 (8.66%) Relational Database
5 8 (6.30%) Apache Cassandra
5 8 (6.30%) PostgreSQL
6 6 (4.72%) Big Data
7 2 (1.57%) Couchbase
8 1 (0.79%) Oracle Reports
8 1 (0.79%) SQL Server 2012
Development Applications
1 18 (14.17%) Atlassian Bamboo
2 17 (13.39%) Git (software)
2 17 (13.39%) Sonatype Nexus
3 16 (12.60%) Subversion
4 14 (11.02%) Jenkins
5 7 (5.51%) Visual Studio
6 2 (1.57%) Maven
6 2 (1.57%) Team Foundation Server
7 1 (0.79%) Hudson
7 1 (0.79%) Vagrant
General
1 3 (2.36%) Finance
2 2 (1.57%) Retail
2 2 (1.57%) Telecoms
3 1 (0.79%) Advertising
3 1 (0.79%) Banking
3 1 (0.79%) Electronics
3 1 (0.79%) Manufacturing
3 1 (0.79%) Marketing
Job Titles
1 44 (34.65%) Linux Engineer
2 35 (27.56%) Support Engineer
3 33 (25.98%) Systems Engineer
4 27 (21.26%) Senior Systems Engineer
5 25 (19.69%) Linux Support
6 24 (18.90%) Linux Support Engineer
7 19 (14.96%) Windows Engineer
8 18 (14.17%) Senior Linux Engineer
8 18 (14.17%) Windows Support Engineer
9 16 (12.60%) Cisco Engineer
9 16 (12.60%) DevOps Engineer
9 16 (12.60%) Linux Systems Engineer
9 16 (12.60%) Senior Cisco Engineer
9 16 (12.60%) Senior Linux Systems Engineer
9 16 (12.60%) Senior VMware Engineer
9 16 (12.60%) VMware Engineer
10 14 (11.02%) IT Support
11 13 (10.24%) 2nd Line Support
11 13 (10.24%) 2nd Line Support Engineer
11 13 (10.24%) IT Support Engineer
Libraries, Frameworks & Software Standards
1 20 (15.75%) Web Services
2 11 (8.66%) ELK Stack
2 11 (8.66%) ZeroMQ
3 10 (7.87%) LAMP
4 6 (4.72%) .NET
5 4 (3.15%) Regular Expression
6 3 (2.36%) CSS
6 3 (2.36%) HTML
7 2 (1.57%) ActiveMQ
7 2 (1.57%) ASP.NET
7 2 (1.57%) LEMP Stack
8 1 (0.79%) CGI
8 1 (0.79%) LAPP Stack
8 1 (0.79%) RESTful
8 1 (0.79%) Software Packaging
Miscellaneous
1 17 (13.39%) EMC VNX
2 7 (5.51%) Computer Science
2 7 (5.51%) Private Cloud
2 7 (5.51%) Visualisation
3 6 (4.72%) Mathematics
4 3 (2.36%) Analytical Skills
5 2 (1.57%) Data Centre
5 2 (1.57%) Distributed Denial-of-Service
5 2 (1.57%) Physics
6 1 (0.79%) Derivative
6 1 (0.79%) Statistics
Operating Systems
1 126 (99.21%) Linux
2 62 (48.82%) Windows
3 51 (40.16%) Ubuntu
4 49 (38.58%) Red Hat Enterprise Linux
5 36 (28.35%) Windows Server
6 32 (25.20%) Debian
7 29 (22.83%) Unix
8 17 (13.39%) Windows Server 2012
9 14 (11.02%) Windows Server 2008
10 9 (7.09%) Windows Server 2003
11 4 (3.15%) Windows 7
12 2 (1.57%) Fedora
12 2 (1.57%) Oracle Linux
13 1 (0.79%) Kali Linux
13 1 (0.79%) SUSE
Processes & Methodologies
1 28 (22.05%) DevOps
2 24 (18.90%) Agile Software Development
3 19 (14.96%) Open Source
4 18 (14.17%) Configuration Management
5 17 (13.39%) ITIL
6 16 (12.60%) Service Management
7 15 (11.81%) Migration
8 11 (8.66%) Continuous Delivery
8 11 (8.66%) Cybersecurity
8 11 (8.66%) Presales
9 10 (7.87%) Information Security
9 10 (7.87%) Scrum
10 7 (5.51%) Customer Engagement
10 7 (5.51%) Data Protection
10 7 (5.51%) Data Visualisation
11 6 (4.72%) Analytics
11 6 (4.72%) Continuous Integration
11 6 (4.72%) SIEM
12 5 (3.94%) High Availability
12 5 (3.94%) OWASP
Programming Languages
1 59 (46.46%) Perl
2 55 (43.31%) Python
3 28 (22.05%) Java
4 23 (18.11%) Bash Shell
5 16 (12.60%) SQL
6 14 (11.02%) Ruby
7 13 (10.24%) C#
8 12 (9.45%) C
8 12 (9.45%) JavaScript
9 7 (5.51%) PowerShell
10 6 (4.72%) C++
10 6 (4.72%) PHP
11 5 (3.94%) Shell Script
Qualifications
1 26 (20.47%) Cisco Certification
2 18 (14.17%) CCNA
2 18 (14.17%) CCNP
3 16 (12.60%) RHCE
3 16 (12.60%) RHCSA
3 16 (12.60%) VMware Certified Professional (VCP)
4 8 (6.30%) CCIE
4 8 (6.30%) JNCIP
5 7 (5.51%) Degree
6 3 (2.36%) Security Cleared
7 2 (1.57%) SC Cleared
8 1 (0.79%) Microsoft Certification
Quality Assurance & Compliance
1 16 (12.60%) SLA
System Software
1 28 (22.05%) Active Directory
2 17 (13.39%) vSphere
3 9 (7.09%) Docker
4 8 (6.30%) Hyper-V
4 8 (6.30%) iptables
4 8 (6.30%) VMware Infrastructure
5 7 (5.51%) Xen
6 2 (1.57%) qmail
7 1 (0.79%) Squid
7 1 (0.79%) VirtualBox
7 1 (0.79%) VMware ESX
7 1 (0.79%) XenServer
Systems Management
1 52 (40.94%) Puppet
2 36 (28.35%) Nagios
3 35 (27.56%) Opscode Chef
4 7 (5.51%) ZABBIX
5 4 (3.15%) Nessus
5 4 (3.15%) Nmap
6 2 (1.57%) Ansible
6 2 (1.57%) CFEngine
6 2 (1.57%) cPanel
6 2 (1.57%) Graphite
6 2 (1.57%) logstash
6 2 (1.57%) Plesk
7 1 (0.79%) Cacti
7 1 (0.79%) collectd
7 1 (0.79%) Ganglia
7 1 (0.79%) Rundeck
Vendors
1 86 (67.72%) Red Hat
2 41 (32.28%) VMware
3 39 (30.71%) Cisco
4 17 (13.39%) EMC
5 16 (12.60%) Microsoft
6 14 (11.02%) Websense
7 13 (10.24%) Atlassian
8 12 (9.45%) Juniper
9 7 (5.51%) F5
9 7 (5.51%) Rackspace
10 5 (3.94%) 3PAR
10 5 (3.94%) HP
11 4 (3.15%) Splunk
12 2 (1.57%) IBM
12 2 (1.57%) Oracle
12 2 (1.57%) Tripwire
13 1 (0.79%) Intel
13 1 (0.79%) SAP
13 1 (0.79%) Sophos
13 1 (0.79%) Sun
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