The table below looks at the statistics for CentOS skills in IT jobs advertised for the England region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 17 April 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
17 Apr 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 384 437 403
Rank change year-on-year
+53 -34
Permanent jobs citing CentOS 703 617 618
As % of all permanent IT jobs located in England 0.68% 0.55% 0.58%
As % of the Operating Systems category 2.50% 2.04% 2.15%
Number of salaries quoted 615 530 558
Average salary £45,000 £45,000 £40,000
Average salary % change year-on-year
- +12.50%
90% offered a salary of more than £32,100 £29,500 £27,500
10% offered a salary of more than £65,000 £60,000 £57,500
UK excluding London average salary £40,000 £40,000 £37,500
% change year-on-year
- +6.66%
CentOS
UK

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

Operating Systems Category
England
Permanent IT job ads with a match in the
Operating Systems category
28071 30234 28793
As % of all permanent IT jobs located in England 27.16% 26.88% 27.19%
Number of salaries quoted 23743 25359 24409
Average salary £42,000 £40,000 £40,000
Average salary % change year-on-year
+5.00% -
90% offered a salary of more than £24,500 £24,500 £25,000
10% offered a salary of more than £65,000 £60,500 £65,000
UK excluding London average salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in England

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

CentOS Jobs Demand Trend in England

CentOS
Salary Trend in England

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

CentOS Salary Trend in England

CentOS
Salary Histogram in England

This chart provides a salary histogram for IT jobs citing CentOS across the England region over the 3 months to 17 April 2015.

CentOS Salary Histogram in England

CentOS
Job Locations in England

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the England region over the 3 months to 17 April 2015. 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
London +28 354 £51,500 +3.00% 47
South East +19 144 £42,500 - 19
South West +30 69 £42,500 +13.33% 18
East of England +17 36 £52,500 +23.52% 5
North West +15 34 £40,000 - 4
Yorkshire +7 32 £40,000 +33.33% 10
East Midlands +11 18 £35,000 +22.80% 2
West Midlands -12 16 £35,750 -10.62%
North East -3 2 £50,000 +48.14% 1
CentOS
UK

CentOS
Top 30 Related IT Skills in England

For the 6 months to 17 April 2015, IT jobs across the England 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 1290 (96.05%) Linux
2 863 (64.26%) Red Hat
3 649 (48.32%) Red Hat Enterprise Linux
4 574 (42.74%) VMware
5 560 (41.70%) MySQL
6 534 (39.76%) Windows
7 491 (36.56%) Puppet
8 485 (36.11%) Bash Shell
9 471 (35.07%) Python
10 466 (34.70%) Apache
11 413 (30.75%) Perl
12 398 (29.64%) Ubuntu
13 391 (29.11%) PHP
14 363 (27.03%) VMware Infrastructure
15 320 (23.83%) DevOps
16 292 (21.74%) Java
17 290 (21.59%) Amazon AWS
18 280 (20.85%) Firewall
19 273 (20.33%) Ruby
20 270 (20.10%) DNS
20 270 (20.10%) Opscode Chef
21 269 (20.03%) Debian
22 266 (19.81%) Tomcat
23 251 (18.69%) SQL
24 250 (18.62%) TCP/IP
25 225 (16.75%) Git (software)
26 218 (16.23%) SAN
27 216 (16.08%) Nagios
27 216 (16.08%) Microsoft
28 204 (15.19%) Agile Software Development

CentOS
Top Related IT Skills in England by Category

For the 6 months to 17 April 2015, IT jobs across the England 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
1 466 (34.70%) Apache
2 266 (19.81%) Tomcat
3 200 (14.89%) nginx
4 121 (9.01%) IIS
5 84 (6.25%) MS Exchange
6 54 (4.02%) JBoss
7 51 (3.80%) Confluence
8 45 (3.35%) OpenStack
9 43 (3.20%) Exchange Server 2010
10 40 (2.98%) Elasticsearch
11 34 (2.53%) Apache Solr
12 32 (2.38%) CMS
13 27 (2.01%) SharePoint
14 26 (1.94%) WordPress
14 26 (1.94%) Lync
15 25 (1.86%) Node.js
16 22 (1.64%) Drupal
17 19 (1.41%) MediaWiki
18 18 (1.34%) Moodle
19 16 (1.19%) Cloud Foundry
Applications
1 96 (7.15%) MS Excel
2 10 (0.74%) Photoshop
3 8 (0.60%) Mingle
4 6 (0.45%) MS Office
5 2 (0.15%) Maya
6 1 (0.074%) PowerPivot
Business Applications
1 13 (0.97%) Oracle General Ledger
1 13 (0.97%) Magento
2 11 (0.82%) Dynamics CRM
3 9 (0.67%) SAP Oil and Gas
4 2 (0.15%) RMDS
4 2 (0.15%) Cordys
5 1 (0.074%) Oracle BPM
5 1 (0.074%) SAP Business One
Cloud Services
1 290 (21.59%) Amazon AWS
2 91 (6.78%) Amazon EC2
3 53 (3.95%) Amazon S3
4 41 (3.05%) Cloud Computing
5 37 (2.76%) Office 365
6 34 (2.53%) SaaS
7 31 (2.31%) PaaS
8 22 (1.64%) Microsoft Azure
9 19 (1.41%) Virtual Private Cloud
10 18 (1.34%) GitHub
11 16 (1.19%) IaaS
12 15 (1.12%) Rackspace Cloud
13 12 (0.89%) Amazon ELB
14 11 (0.82%) Route 53
14 11 (0.82%) Google Cloud Platform
15 10 (0.74%) Heroku
15 10 (0.74%) Engine Yard
16 9 (0.67%) AWS CloudFormation
17 7 (0.52%) Amazon CloudWatch
18 6 (0.45%) Amazon SQS
Communications & Networking
1 280 (20.85%) Firewall
2 270 (20.10%) DNS
3 250 (18.62%) TCP/IP
4 218 (16.23%) SAN
5 182 (13.55%) VPN
6 117 (8.71%) WAN
7 115 (8.56%) LDAP
8 110 (8.19%) LAN
8 110 (8.19%) HTTP
9 104 (7.74%) SSL
10 87 (6.48%) DHCP
11 83 (6.18%) IPsec
12 74 (5.51%) NAS
13 70 (5.21%) SMTP
14 67 (4.99%) VLAN
15 62 (4.62%) SNMP
16 58 (4.32%) Network Security
17 56 (4.17%) Internet
18 52 (3.87%) BGP
19 51 (3.80%) iSCSI
Database & Business Intelligence
1 560 (41.70%) MySQL
2 166 (12.36%) SQL Server
3 123 (9.16%) PostgreSQL
4 103 (7.67%) MongoDB
5 87 (6.48%) Relational Database
6 68 (5.06%) NoSQL
7 61 (4.54%) Redis
8 36 (2.68%) Hadoop
9 33 (2.46%) Big Data
9 33 (2.46%) MariaDB
10 31 (2.31%) Amazon DynamoDB
11 28 (2.08%) Amazon RDS
11 28 (2.08%) SQL Server 2005
12 27 (2.01%) SQL Server 2008
13 26 (1.94%) Apache Cassandra
14 22 (1.64%) RDBMS
15 17 (1.27%) Oracle Database
16 16 (1.19%) SQL Server 2012
16 16 (1.19%) Couchbase
17 14 (1.04%) CouchDB
Development Applications
1 225 (16.75%) Git (software)
2 175 (13.03%) Jenkins
3 124 (9.23%) Subversion
4 82 (6.11%) JIRA
5 54 (4.02%) Maven
6 45 (3.35%) Hudson
7 22 (1.64%) Atlassian Bamboo
7 22 (1.64%) Ant
7 22 (1.64%) Eclipse
8 17 (1.27%) PHPUnit
9 16 (1.19%) Selenium
10 15 (1.12%) TeamCity
10 15 (1.12%) SoapUI
10 15 (1.12%) Mercurial
11 13 (0.97%) Behat
12 12 (0.89%) IntelliJ
12 12 (0.89%) Visual Studio
13 8 (0.60%) NUnit
13 8 (0.60%) MSTest
13 8 (0.60%) Team Foundation Server
General
1 133 (9.90%) Finance
2 66 (4.91%) Telecoms
3 61 (4.54%) Games
4 45 (3.35%) Retail
5 38 (2.83%) Marketing
6 34 (2.53%) Banking
7 30 (2.23%) Advertising
8 29 (2.16%) Back Office
9 16 (1.19%) Manufacturing
10 11 (0.82%) Electronics
10 11 (0.82%) Online Betting
11 6 (0.45%) Law
12 4 (0.30%) Publishing
13 3 (0.22%) Investment Banking
13 3 (0.22%) Spanish Language
14 2 (0.15%) Aerospace
14 2 (0.15%) Financial Institution
15 1 (0.074%) Pharmaceutical
15 1 (0.074%) Legal
Job Titles
1 515 (38.35%) Administrator
2 504 (37.53%) Systems Administrator
3 378 (28.15%) Linux Administrator
4 356 (26.51%) Linux Systems Administrator
5 171 (12.73%) DevOps Engineer
6 154 (11.47%) Linux Engineer
7 145 (10.80%) Systems Engineer
8 126 (9.38%) Developer
9 113 (8.41%) Support Engineer
10 80 (5.96%) Infrastructure Engineer
11 73 (5.44%) Analyst
12 71 (5.29%) Linux DevOps Engineer
13 58 (4.32%) Senior Systems Administrator
14 47 (3.50%) PHP Developer
15 41 (3.05%) Linux Systems Engineer
16 40 (2.98%) Senior Linux Administrator
17 39 (2.90%) Java Developer
18 38 (2.83%) Senior Linux Systems Administrator
19 36 (2.68%) Architect
20 35 (2.61%) Linux Support
Libraries, Frameworks & Software Standards
1 190 (14.15%) Web Services
2 155 (11.54%) LAMP
3 117 (8.71%) HTML
4 94 (7.00%) CSS
5 55 (4.10%) RESTful
6 54 (4.02%) jQuery
7 53 (3.95%) .NET
8 50 (3.72%) RabbitMQ
9 40 (2.98%) XML
9 40 (2.98%) HTML5
10 36 (2.68%) Memcached
11 33 (2.46%) Ajax
12 30 (2.23%) REST
13 27 (2.01%) ASP.NET
14 26 (1.94%) Servlets
14 26 (1.94%) FIX Protocol
14 26 (1.94%) Symfony
15 24 (1.79%) CSS3
16 22 (1.64%) Spring
16 22 (1.64%) J2EE
Miscellaneous
1 139 (10.35%) Open Source
2 104 (7.74%) Clustering
3 75 (5.58%) Analytical Skills
4 61 (4.54%) Replication
5 52 (3.87%) Computer Science
6 39 (2.90%) Wiki
7 34 (2.53%) Derivative
8 29 (2.16%) Eurex
9 27 (2.01%) Streaming Video
10 26 (1.94%) Mobile App
11 22 (1.64%) iPhone
12 18 (1.34%) E-Learning
12 18 (1.34%) CESG
13 17 (1.27%) Private Cloud
14 16 (1.19%) Blackberry
15 15 (1.12%) VLE
15 15 (1.12%) Over-the-Top Content
16 14 (1.04%) Public Cloud
17 12 (0.89%) PKI
17 12 (0.89%) IPTV
Operating Systems
1 1290 (96.05%) Linux
2 649 (48.32%) Red Hat Enterprise Linux
3 534 (39.76%) Windows
4 398 (29.64%) Ubuntu
5 269 (20.03%) Debian
6 187 (13.92%) Windows Server 2008
7 174 (12.96%) UNIX
8 114 (8.49%) Fedora
9 86 (6.40%) Windows Server 2003
10 84 (6.25%) Solaris
11 70 (5.21%) Windows Server 2012
12 56 (4.17%) Windows 7
12 56 (4.17%) SUSE
13 52 (3.87%) Android
14 46 (3.43%) Oracle Linux
15 44 (3.28%) Mac OS X
16 32 (2.38%) Apple iOS
17 30 (2.23%) AIX
18 16 (1.19%) Windows Phone
19 12 (0.89%) Amazon Linux
Processes & Methodologies
1 320 (23.83%) DevOps
2 204 (15.19%) Agile Software Development
3 186 (13.85%) Configuration Management
4 163 (12.14%) E-Commerce
5 139 (10.35%) Continuous Integration
6 123 (9.16%) ITIL
7 122 (9.08%) Load Balancing
8 78 (5.81%) Performance Tuning
9 69 (5.14%) Time Management
10 63 (4.69%) Scrum
10 63 (4.69%) Disaster Recovery
11 60 (4.47%) Mentoring
12 53 (3.95%) Software Engineering
13 44 (3.28%) Service Delivery
13 44 (3.28%) Migration
13 44 (3.28%) OO
14 41 (3.05%) Build Automation
15 35 (2.61%) Change Management
15 35 (2.61%) OOP
15 35 (2.61%) TDD
Programming Languages
1 485 (36.11%) Bash Shell
2 471 (35.07%) Python
3 413 (30.75%) Perl
4 391 (29.11%) PHP
5 292 (21.74%) Java
6 273 (20.33%) Ruby
7 251 (18.69%) SQL
8 179 (13.33%) Shell Script
9 108 (8.04%) JavaScript
10 59 (4.39%) C++
11 50 (3.72%) C#
12 42 (3.13%) PowerShell
13 39 (2.90%) C
14 33 (2.46%) PHP5
15 22 (1.64%) T-SQL
16 17 (1.27%) Korn
16 17 (1.27%) Scala
17 15 (1.12%) sed
18 13 (0.97%) AWK
19 12 (0.89%) Tcl
Qualifications
1 91 (6.78%) Degree
2 63 (4.69%) Cisco Certification
3 55 (4.10%) Security Cleared
4 47 (3.50%) VMware Certified Professional (VCP)
5 46 (3.43%) RHCE
6 41 (3.05%) CCNP
7 37 (2.76%) SC Cleared
8 36 (2.68%) Microsoft Certification
9 32 (2.38%) MCSE
10 29 (2.16%) RHCSA
11 26 (1.94%) CCNA
12 25 (1.86%) DV Cleared
13 11 (0.82%) LPIC
14 10 (0.74%) MCTS
14 10 (0.74%) MCSA
15 9 (0.67%) PMI Certification
16 8 (0.60%) A+ Certification
16 8 (0.60%) MCSD
17 7 (0.52%) CCIE
17 7 (0.52%) ITIL Certification
Quality Assurance & Compliance
1 50 (3.72%) SLA
2 39 (2.90%) QA
3 17 (1.27%) ISO/IEC 27001
4 4 (0.30%) PCI DSS
5 1 (0.074%) ISO 9001
System Software
1 363 (27.03%) VMware Infrastructure
2 153 (11.39%) Active Directory
3 131 (9.75%) vSphere
4 67 (4.99%) Hyper-V
5 66 (4.91%) NFS
6 63 (4.69%) Samba
7 60 (4.47%) XenServer
8 57 (4.24%) Varnish
9 52 (3.87%) VMware ESX
10 49 (3.65%) VMware ESXi
11 46 (3.43%) Postfix
12 43 (3.20%) Xen
12 43 (3.20%) KVM
13 35 (2.61%) iptables
14 33 (2.46%) Docker
14 33 (2.46%) vCloud
15 24 (1.79%) VirtualBox
15 24 (1.79%) Squid
16 16 (1.19%) Terminal Services
17 9 (0.67%) XenDesktop
Systems Management
1 491 (36.56%) Puppet
2 270 (20.10%) Opscode Chef
3 216 (16.08%) Nagios
4 97 (7.22%) Ansible
5 92 (6.85%) ZABBIX
6 39 (2.90%) Cacti
7 37 (2.76%) Vagrant
7 37 (2.76%) Salt
8 35 (2.61%) logstash
9 34 (2.53%) SELinux
10 32 (2.38%) WSUS
11 31 (2.31%) Icinga
12 29 (2.16%) Cobbler
13 24 (1.79%) cPanel
14 23 (1.71%) HAProxy
15 19 (1.41%) Plesk
15 19 (1.41%) Opsview
16 16 (1.19%) Zenoss
17 15 (1.12%) Red Hat Spacewalk
17 15 (1.12%) Munin
Vendors
1 863 (64.26%) Red Hat
2 574 (42.74%) VMware
3 216 (16.08%) Microsoft
4 196 (14.59%) Cisco
5 131 (9.75%) Oracle
6 102 (7.59%) HP
7 97 (7.22%) Citrix
8 81 (6.03%) Juniper
9 41 (3.05%) Zend
10 31 (2.31%) Dell
10 31 (2.31%) IBM
11 30 (2.23%) Percona
12 28 (2.08%) Splunk
12 28 (2.08%) Rackspace
13 27 (2.01%) hybris
14 26 (1.94%) NetApp
15 24 (1.79%) NYFIX
15 24 (1.79%) EMC
15 24 (1.79%) Patsystems
16 23 (1.71%) GL TRADE
London
Opus Recruitment Solutions Ltd
Salary: £50000 - £60000 per annum
Posted: 14 hours ago
London
Austin Fraser
Salary: £50000.00 - £60000.00 per annum + Bens
Posted: 15 hours ago
Crawley, West Sussex
Austin Fraser
Salary: £35000.00 - £45000.00 per annum + Bens
Posted: 15 hours ago
London
Austin Fraser
Salary: £40000.00 - £55000.00 per annum + Great Bens
Posted: 15 hours ago
City, London
TechNet IT Recruitment (Permanent)
Posted: 16 hours ago
Bournemouth, Dorset
Redrock Consulting Ltd
Salary: £35000 - £45000 per annum
Posted: 16 hours ago
London
Opus Resourcing Ltd
Salary: £50000 - £70000 per annum + Bens + Bonus
Posted: 17 hours ago
Taunton, Somerset
Edge Specialist Recruitment
Salary: £22000 - £25000 per annum
Posted: 17 hours ago
Tunbridge Wells, Kent
Complete Tech Limited
Salary: From £55,000 to £65,000 per annum £55,000 - £65,000 + Benefits
Posted: 17 hours ago
Wiltshire
Clearwater People Solutions
Salary: £45000 - £50000 Per Annum Excellent benefits
Posted: 21 hours ago
City, London
Pioneer Search
Salary: £30000 - £35000 per annum + Bonus + Benefits
Posted: 22 hours ago
Bristol, Avon
People Source Consulting
Salary: £30000 - £35000 per annum + Benefits
Posted: 23 hours ago
Central London / West End
Digitech Resourcing Ltd
Salary: Up to £65,000 per annum
Posted: Yesterday
Borehamwood, Hertfordshire
Oscar Associates (UK) Ltd
Salary: £25000 - £35000 per annum + Benifits
Posted: Yesterday
Reading, Berkshire
C.O.A.L IT Services Ltd
Salary: Excellent Level Package
Posted: Yesterday
Harrogate, North Yorkshire
Senitor Associates
Salary: £35000 per annum
Posted: Yesterday
Manchester, Lancashire
Greywood Associates Limited
Salary: £30000 - £35000 per annum + bens
Posted: Yesterday
Bristol, Avon
ISL
Salary: £35000 - £40000 per annum
Posted: Yesterday