The table below looks at the statistics for CentOS skills in IT jobs advertised for the England region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 30 May 2016 with a comparison to the same period over the previous 2 years.

3 months to
30 May 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 396 428 472
Rank change year-on-year
+32 +44
Permanent jobs citing CentOS 666 656 640
As % of all permanent IT jobs located in England 0.73% 0.65% 0.56%
As % of the Operating Systems category 2.81% 2.41% 2.09%
Number of salaries quoted 573 572 574
Median salary £52,500 £47,500 £42,500
Median salary % change year-on-year
+10.52% +11.76%
90% offered a salary of more than £36,800 £32,500 £27,500
10% offered a salary of more than £80,000 £65,000 £60,000
UK excluding London median salary £49,000 £40,000 £37,500
% change year-on-year
+22.50% +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
23705 27198 30593
As % of all permanent IT jobs located in England 25.81% 26.99% 26.99%
Number of salaries quoted 20360 23004 25928
Median salary £42,000 £41,500 £40,000
Median salary % change year-on-year
+1.20% +3.75%
90% offered a salary of more than £24,500 £24,500 £25,000
10% offered a salary of more than £67,500 £65,000 £65,000
UK excluding London median salary £37,500 £37,500 £36,000
% change year-on-year
- +4.16%

CentOS
Jobs Demand Trend in England

The demand trend of job ads across the England region citing CentOS as a proportion of all IT jobs with a match in 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 30 May 2016.

CentOS Salary Histogram in England

CentOS
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the England region over the 3 months to 30 May 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +26 348 £57,500 +4.54% 42
South East +44 170 £55,000 +26.43% 22
North West +37 42 £38,000 +1.33% 10
East Midlands +28 23 £42,500 +21.42% 3
Yorkshire +2 22 £40,000 - 9
East of England +15 20 £49,000 +5.37% 3
South West -28 20 £42,500 +13.33% 5
West Midlands -13 13 £38,000 -5.00% 7
North East +3 7 £40,000 +3.22% 1
CentOS
UK

CentOS
Top 30 Related IT Skills in England

For the 6 months to 30 May 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 England region with a requirement for CentOS.

1 1376 (99.93%) Linux
2 720 (52.29%) Red Hat
3 601 (43.65%) Puppet
4 558 (40.52%) Red Hat Enterprise Linux
5 552 (40.09%) Python
6 508 (36.89%) VMware
7 495 (35.95%) DevOps
8 465 (33.77%) Bash Shell
9 463 (33.62%) MySQL
10 429 (31.15%) Amazon AWS
11 410 (29.77%) Ubuntu
12 388 (28.18%) Apache
13 379 (27.52%) Agile Software Development
14 377 (27.38%) Windows
15 374 (27.16%) Perl
16 356 (25.85%) Jenkins
17 349 (25.34%) Java
18 345 (25.05%) Ansible
19 325 (23.60%) Opscode Chef
20 320 (23.24%) Configuration Management
21 297 (21.57%) VMware Infrastructure
22 282 (20.48%) Ruby
23 281 (20.41%) Git (software)
24 278 (20.19%) Nagios
25 263 (19.10%) Tomcat
26 262 (19.03%) Cisco
27 257 (18.66%) Firewall
28 256 (18.59%) LAMP
29 252 (18.30%) DNS
30 243 (17.65%) PHP

CentOS
Top Related IT Skills in England 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
1 388 (28.18%) Apache
2 263 (19.10%) Tomcat
3 126 (9.15%) nginx
4 118 (8.57%) OpenStack
5 79 (5.74%) JBoss
6 63 (4.58%) IIS
7 51 (3.70%) Elasticsearch
8 44 (3.20%) WebSphere
9 40 (2.90%) Confluence
10 31 (2.25%) Apache Spark
10 31 (2.25%) Node.js
11 28 (2.03%) CMS
12 27 (1.96%) MS Exchange
13 23 (1.67%) WebSphere Application Server
14 22 (1.60%) SharePoint
15 15 (1.09%) Moodle
16 14 (1.02%) Exchange Server 2010
16 14 (1.02%) WordPress
17 13 (0.94%) Exchange Server 2013
18 11 (0.80%) Jetty
Applications
1 58 (4.21%) MS Excel
2 19 (1.38%) MS Visio
3 12 (0.87%) MS PowerPoint
4 11 (0.80%) MS Office
5 6 (0.44%) Photoshop
6 3 (0.22%) Adobe Illustrator
7 1 (0.073%) HipChat
7 1 (0.073%) Spreadsheet
Business Applications
1 10 (0.73%) Magento
2 5 (0.36%) SAP Oil and Gas
3 3 (0.22%) Documaker
3 3 (0.22%) Shopify
4 2 (0.15%) Dynamics CRM
4 2 (0.15%) Remedy ITSM
5 1 (0.073%) CODA-Financials
5 1 (0.073%) Oracle Retail
5 1 (0.073%) Unit4 Business World
Cloud Services
1 429 (31.15%) Amazon AWS
2 68 (4.94%) Microsoft Azure
3 67 (4.87%) Amazon EC2
4 66 (4.79%) AWS CloudFormation
5 54 (3.92%) SaaS
6 47 (3.41%) Amazon S3
7 38 (2.76%) GitHub
8 36 (2.61%) CloudBees
8 36 (2.61%) IaaS
9 32 (2.32%) Virtual Private Cloud
10 30 (2.18%) Cloud Computing
11 23 (1.67%) Amazon ELB
12 20 (1.45%) Amazon CloudWatch
13 15 (1.09%) Office 365
14 13 (0.94%) PaaS
15 9 (0.65%) Azure Active Directory
16 8 (0.58%) DigitalOcean
16 8 (0.58%) Linode
17 7 (0.51%) CloudFront
17 7 (0.51%) Route 53
Communications & Networking
1 257 (18.66%) Firewall
2 252 (18.30%) DNS
3 183 (13.29%) SAN
4 160 (11.62%) TCP/IP
5 100 (7.26%) LAN
6 91 (6.61%) WAN
7 78 (5.66%) LDAP
8 59 (4.28%) SSL
9 57 (4.14%) Internet
10 56 (4.07%) Cisco Nexus
11 55 (3.99%) DHCP
12 51 (3.70%) VPN
13 48 (3.49%) Network Security
14 46 (3.34%) VoIP
15 37 (2.69%) SSH
15 37 (2.69%) VLAN
16 36 (2.61%) NAS
17 35 (2.54%) FTP
18 33 (2.40%) SMTP
19 32 (2.32%) iSCSI
Database & Business Intelligence
1 463 (33.62%) MySQL
2 167 (12.13%) MongoDB
3 155 (11.26%) PostgreSQL
4 134 (9.73%) SQL Server
5 75 (5.45%) Apache Cassandra
6 67 (4.87%) Hadoop
7 63 (4.58%) NoSQL
8 49 (3.56%) Redis
9 38 (2.76%) Oracle Database
10 32 (2.32%) Amazon RDS
11 29 (2.11%) Big Data
12 27 (1.96%) DB2
13 19 (1.38%) CouchDB
13 19 (1.38%) Relational Database
14 14 (1.02%) Apache Hive
14 14 (1.02%) SQL Server 2008
15 9 (0.65%) DataStax
16 8 (0.58%) Aerospike
16 8 (0.58%) MariaDB
17 6 (0.44%) Apache Accumulo
Development Applications
1 356 (25.85%) Jenkins
2 281 (20.41%) Git (software)
3 119 (8.64%) Maven
4 95 (6.90%) Subversion
5 66 (4.79%) Vagrant
6 65 (4.72%) JIRA
7 62 (4.50%) Atlassian Bamboo
8 44 (3.20%) Selenium
9 42 (3.05%) Sonatype Nexus
9 42 (3.05%) TeamCity
10 31 (2.25%) PHPUnit
11 27 (1.96%) Travis CI
12 21 (1.53%) Ant
13 20 (1.45%) Cucumber
13 20 (1.45%) Gradle
14 19 (1.38%) Eclipse
14 19 (1.38%) GitLab
15 12 (0.87%) SonarQube
16 11 (0.80%) GCC
16 11 (0.80%) Mercurial
General
1 151 (10.97%) Finance
2 71 (5.16%) Marketing
3 67 (4.87%) Telecoms
4 51 (3.70%) Games
5 40 (2.90%) Retail
6 19 (1.38%) Banking
7 12 (0.87%) Manufacturing
8 11 (0.80%) Advertising
8 11 (0.80%) Back Office
9 8 (0.58%) Electronics
9 8 (0.58%) Law
9 8 (0.58%) Publishing
10 6 (0.44%) Online Betting
11 5 (0.36%) Aerospace
12 4 (0.29%) Pharmaceutical
13 2 (0.15%) Billing
13 2 (0.15%) French Language
14 1 (0.073%) Automotive
14 1 (0.073%) Japanese Language
14 1 (0.073%) Multimedia
Job Titles
1 437 (31.74%) Administrator
2 357 (25.93%) Linux Administrator
3 341 (24.76%) Systems Administrator
4 310 (22.51%) Linux Engineer
5 290 (21.06%) Linux Systems Administrator
6 269 (19.54%) DevOps Engineer
7 160 (11.62%) Linux/Unix DevOps
8 120 (8.71%) Linux DevOps Engineer
9 100 (7.26%) Systems Engineer
10 95 (6.90%) Infrastructure Engineer
11 90 (6.54%) Cloud Engineer
12 84 (6.10%) Developer
13 70 (5.08%) Support Engineer
14 69 (5.01%) Analyst
14 69 (5.01%) Linux Support
15 67 (4.87%) Linux Systems Engineer
16 60 (4.36%) Consultant
17 57 (4.14%) Senior Linux Engineer
17 57 (4.14%) VMware Engineer
18 55 (3.99%) Senior Linux Administrator
Libraries, Frameworks & Software Standards
1 256 (18.59%) LAMP
2 183 (13.29%) Web Services
3 71 (5.16%) LEMP Stack
4 57 (4.14%) HTML
5 51 (3.70%) CSS
6 47 (3.41%) SOAP
7 46 (3.34%) XML
8 43 (3.12%) REST
9 41 (2.98%) ELK Stack
9 41 (2.98%) jQuery
9 41 (2.98%) Memcached
10 36 (2.61%) LAPP Stack
10 36 (2.61%) Middleware
11 30 (2.18%) JSON
12 27 (1.96%) RabbitMQ
13 26 (1.89%) .NET
14 25 (1.82%) RESTful
15 23 (1.67%) ActiveMQ
15 23 (1.67%) Spring
16 21 (1.53%) J2EE
Miscellaneous
1 136 (9.88%) Data Centre
2 70 (5.08%) Computer Science
3 54 (3.92%) Analytical Skills
4 43 (3.12%) User Experience
5 37 (2.69%) Clustering
5 37 (2.69%) Fintech
6 33 (2.40%) EMC VNX
7 28 (2.03%) Mathematics
8 27 (1.96%) Replication
8 27 (1.96%) Statistics
9 25 (1.82%) Algorithms
10 24 (1.74%) Management Information System
11 18 (1.31%) Enterprise Software
11 18 (1.31%) IPTV
11 18 (1.31%) Over-the-Top Content
11 18 (1.31%) Private Cloud
12 17 (1.23%) e-Learning
12 17 (1.23%) Visualisation
13 16 (1.16%) Mobile App
14 15 (1.09%) HP StoreVirtual
Operating Systems
1 1376 (99.93%) Linux
2 558 (40.52%) Red Hat Enterprise Linux
3 410 (29.77%) Ubuntu
4 377 (27.38%) Windows
5 239 (17.36%) Unix
6 193 (14.02%) Windows Server
7 174 (12.64%) Debian
8 124 (9.01%) Windows Server 2008
9 74 (5.37%) Windows Server 2012
10 49 (3.56%) Solaris
11 34 (2.47%) Fedora
12 31 (2.25%) Windows Server 2003
13 30 (2.18%) Oracle Linux
14 26 (1.89%) SUSE
15 24 (1.74%) FreeBSD
16 22 (1.60%) Amazon Linux
17 20 (1.45%) AIX
18 14 (1.02%) Android
18 14 (1.02%) Mac OS X
19 13 (0.94%) Windows 2000
Processes & Methodologies
1 495 (35.95%) DevOps
2 379 (27.52%) Agile Software Development
3 320 (23.24%) Configuration Management
4 241 (17.50%) Continuous Integration
5 182 (13.22%) Scrum
6 168 (12.20%) Open Source
7 167 (12.13%) ITIL
8 97 (7.04%) E-Commerce
9 86 (6.25%) Continuous Improvement
10 80 (5.81%) Load Balancing
11 78 (5.66%) High Availability
12 63 (4.58%) Service Management
13 52 (3.78%) Change Management
14 50 (3.63%) Security Patching
15 48 (3.49%) Web Development
16 47 (3.41%) Root Cause Analysis
17 46 (3.34%) Kanban
17 46 (3.34%) Mentoring
18 45 (3.27%) Software Engineering
19 43 (3.12%) Continuous Delivery
Programming Languages
1 552 (40.09%) Python
2 465 (33.77%) Bash Shell
3 374 (27.16%) Perl
4 349 (25.34%) Java
5 282 (20.48%) Ruby
6 243 (17.65%) PHP
7 233 (16.92%) SQL
8 104 (7.55%) Shell Script
9 98 (7.12%) JavaScript
10 72 (5.23%) PowerShell
11 70 (5.08%) C
12 53 (3.85%) C++
13 41 (2.98%) C#
14 18 (1.31%) AWK
14 18 (1.31%) Groovy
15 12 (0.87%) Korn
15 12 (0.87%) Scala
16 9 (0.65%) sed
17 6 (0.44%) Go
17 6 (0.44%) Jython
Qualifications
1 97 (7.04%) Security Cleared
2 89 (6.46%) Degree
3 72 (5.23%) SC Cleared
4 71 (5.16%) Cisco Certification
5 57 (4.14%) RHCE
6 54 (3.92%) CCNA
7 48 (3.49%) CCNP
7 48 (3.49%) VMware Certified Professional (VCP)
8 33 (2.40%) RHCSA
9 29 (2.11%) Microsoft Certification
10 17 (1.23%) MCITP
10 17 (1.23%) MCSE
11 10 (0.73%) CISSP
11 10 (0.73%) PhD
12 9 (0.65%) PMI Certification
12 9 (0.65%) PMP
13 7 (0.51%) A+ Certification
13 7 (0.51%) HP ASE
13 7 (0.51%) Network+ Certification
13 7 (0.51%) Security+ Certification
Quality Assurance & Compliance
1 55 (3.99%) QA
2 36 (2.61%) SLA
3 10 (0.73%) PCI DSS
4 9 (0.65%) ISO/IEC 27001
5 6 (0.44%) GPG13
6 2 (0.15%) ISO 9000
7 1 (0.073%) DICOM
7 1 (0.073%) HL7
7 1 (0.073%) SAS 70
System Software
1 297 (21.57%) VMware Infrastructure
2 176 (12.78%) Docker
3 143 (10.38%) Active Directory
4 117 (8.50%) VMware ESXi
5 115 (8.35%) NFS
6 110 (7.99%) vSphere
7 80 (5.81%) Xen
8 69 (5.01%) KVM
9 37 (2.69%) XenServer
10 36 (2.61%) iptables
11 35 (2.54%) Varnish
11 35 (2.54%) vCloud
12 33 (2.40%) Hyper-V
13 26 (1.89%) Postfix
14 25 (1.82%) Corosync
15 23 (1.67%) Squid
16 20 (1.45%) VirtualBox
17 18 (1.31%) Firmware
18 17 (1.23%) Samba
19 15 (1.09%) VMware ESX
Systems Management
1 601 (43.65%) Puppet
2 345 (25.05%) Ansible
3 325 (23.60%) Opscode Chef
4 278 (20.19%) Nagios
5 71 (5.16%) ZABBIX
6 57 (4.14%) HAProxy
7 48 (3.49%) logstash
8 42 (3.05%) Cacti
9 31 (2.25%) Graphite
10 30 (2.18%) Salt
11 28 (2.03%) Zenoss
12 23 (1.67%) Backup Exec
13 21 (1.53%) CFEngine
13 21 (1.53%) Red Hat Spacewalk
14 20 (1.45%) Cobbler
15 19 (1.38%) Packer
16 17 (1.23%) Pacemaker
16 17 (1.23%) WSUS
17 15 (1.09%) Kibana
18 13 (0.94%) OpenNMS
Vendors
1 720 (52.29%) Red Hat
2 508 (36.89%) VMware
3 262 (19.03%) Cisco
4 175 (12.71%) Microsoft
5 167 (12.13%) HP
6 143 (10.38%) Oracle
7 81 (5.88%) IBM
8 59 (4.28%) EMC
9 53 (3.85%) Splunk
10 51 (3.70%) Citrix
11 50 (3.63%) SaltStack
12 48 (3.49%) Juniper
13 47 (3.41%) F5
13 47 (3.41%) New Relic
14 41 (2.98%) NetApp
15 40 (2.90%) Atlassian
16 37 (2.69%) SolarWinds
17 32 (2.32%) Rackspace
18 31 (2.25%) Dell
19 27 (1.96%) 3PAR
City, London
Stratospherec
Salary: From £60,000 to £75,000 per annum excellent Benefits & Bonus package
Posted: Yesterday
City, London
IT Rockstars Recruitment
Posted: Yesterday
Bristol, Avon
Redrock Consulting Ltd
Salary: £23000 - £32000 per annum + Flexible Benefits Package
Posted: 2 days ago
City, London
Harrington Starr
Salary: £70000 - £90000 per annum
Posted: Yesterday
Egham, Surrey
Parham Consulting
Salary: Up to £70,000 per annum Maximum £70,000 plus up to 20% bonus, shares a
Posted: 2 days ago
Sheffield, South Yorkshire
Searchability
Salary: £30000 - £40000 per annum
Posted: 2 days ago
Liverpool, Merseyside
HAYS INFORMATION TECHNOLOGY
Salary: £20000.00 - £30000.00 per annum
Posted: 2 days ago
Cambridge, Cambridgeshire
Vantage Recruitment Solutions Ltd
Salary: From £35,000 to £45,000 per annum
Posted: 19 hours ago
London
Oho Group Ltd.
Salary: £55k - 75k per year
Posted: 4 days ago
London
Joseph Harry Ltd
Salary: £50000 - £65000 per annum + Bonus + 10% Pension
Posted: 3 days ago
City, London
Talent International
Salary: £35000 - £40000 per annum + benefits and development
Posted: 2 days ago
Central London / West End
Candour Solutions
Salary: Outstanding + Bens
Posted: 2 days ago
Leeds, West Yorkshire
Salt
Salary: £60000 - £61000 per annum + pension
Posted: 3 days ago
Cambridge, Cambridgeshire
Adalta Recruitment Solutions
Salary: £40000 - £50000 per annum + Benefits
Posted: 4 days ago
Bristol, Avon
Xist4 IT Recruitment
Salary: £25-28,000 + Bens
Posted: 4 days ago
West London
Evolution Recruitment Solutions
Salary: Circa; 42,000 + Exceptional Benefits Package
Posted: 5 days ago
South East London
Spencer Rose
Salary: £50,000 per annum
Posted: 5 days ago
London
Lorien Resourcing
Salary: £50000 - £60000 per annum + Bonus + Benefits
Posted: 4 days ago
Central London / West End
Client Server
Salary: £50k to £55k + bonus + benefits
Posted: 4 days ago
Nottingham, Nottinghamshire
Oscar
Salary: £30000 - £50000 per annum
Posted: 4 days ago
Manchester, Lancashire
Evolution Recruitment Solutions
Salary: 30,000 - 35,000 basic + 5,000-6,000 oncall
Posted: 2 days ago
Central London / West End
Candour Solutions
Salary: Outstanding + Benefits
Posted: 4 days ago
Egham, Surrey
Parham Consulting
Salary: Up to £70,000 per annum Maximum £70,000 plus up to 20% bonus, shares a
Posted: 2 days ago
North Yorkshire
Harvey Nash plc
Salary: £18000 - £25000 per annum
Posted: 4 days ago
Reading, Berkshire
Optima Connections
Salary: From £45,000 to £65,000 per annum + Bonus + Benefits
Posted: 3 days ago
London
Austin Fraser
Salary: £45000.00 - £60000.00 per annum + Bens
Posted: 4 days ago
Stafford, Staffordshire
Searchability
Salary: £40000 - £50000 per annum
Posted: 3 days ago
Leeds, West Yorkshire
Circle Recruitment
Salary: £45000 - £55000 per annum + Bonus, Pension, Healthcare
Posted: 5 days ago
Bristol, Avon
techfolk Ltd
Salary: From £25,000 to £32,000 per annum + negotiable
Posted: 4 days ago
Leeds, West Yorkshire
Fruition IT Resources Limited
Salary: £18000 - £22000 per annum + Benefits
Posted: 3 days ago