The following table provides summary statistics for permanent job vacancies advertised in the South East with a requirement for CentOS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CentOS over the 3 months to 25 June 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
England / South East
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 225 277 318
Rank change year-on-year +52 +41  
Permanent jobs citing CentOS 175 171 166
As % of all permanent IT jobs advertised in the South East 1.21% 0.94% 0.78%
As % of the Operating Systems category 4.17% 3.13% 2.63%
Number of salaries quoted 159 158 135
Median salary £47,500 £53,500 £42,500
Median salary % change year-on-year -11.21% +25.88%  
90% offered a salary of more than £35,000 £37,000 £27,200
10% offered a salary of more than £67,500 £70,000 £65,000
UK excluding London median salary £45,000 £47,500 £40,000
% change year-on-year -5.26% +18.75%  

CentOS is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the South East with a requirement for operating system skills.

Operating System Skills
South East
Permanent job vacancies with a requirement for operating system skills 4193 5457 6313
As % of all permanent IT job vacancies advertised in the South East 28.96% 29.94% 29.63%
Number of salaries quoted 3571 4755 5326
Median salary £40,000 £40,000 £40,000
90% offered a salary of more than £23,500 £25,000 £23,500
10% offered a salary of more than £60,000 £60,000 £60,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Job Vacancy Trend in the South East

The job posting trend of jobs advertised in the South East citing CentOS as a proportion of all permanent or contract IT jobs with a match in the Operating Systems category.

Job vacancy trend for CentOS in the South East

CentOS
Salary Trend in the South East

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing CentOS in the South East.

Salary trend for CentOS in the South East

CentOS
Salary Histogram in the South East

The salary distribution of IT jobs citing CentOS in the South East over the 3 months to 25 June 2017.

Salary histogram for CentOS in the South East

CentOS
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the South East region over the 3 months to 25 June 2017. 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 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
Berkshire +28 84 £48,750 -18.75% 11
Surrey +40 35 £62,500 +13.63% 6
Hampshire +9 29 £40,000 -15.78% 6
Oxfordshire +17 10 £45,000 - 1
West Sussex +16 10 £45,000 - 2
Kent +14 7 £35,000 - 1
CentOS
England

For the 6 months to 25 June 2017, 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 South East region with a requirement for CentOS.

1 325 (100.00%) Linux
2 169 (52.00%) Red Hat
3 115 (35.38%) Python
4 105 (32.31%) MySQL
5 101 (31.08%) Puppet
6 98 (30.15%) DevOps
7 96 (29.54%) Bash Shell
7 96 (29.54%) VMware
8 95 (29.23%) Windows
9 91 (28.00%) Docker
10 88 (27.08%) Amazon AWS
10 88 (27.08%) Ubuntu
11 77 (23.69%) Apache
12 73 (22.46%) Opscode Chef
13 71 (21.85%) Red Hat Enterprise Linux
14 70 (21.54%) Cisco
15 64 (19.69%) Perl
16 61 (18.77%) Java
17 60 (18.46%) Ansible
18 59 (18.15%) DNS
19 58 (17.85%) Git (software)
20 57 (17.54%) SQL
21 54 (16.62%) Open Source
22 53 (16.31%) SAN
23 52 (16.00%) SQL Server
23 52 (16.00%) Debian
23 52 (16.00%) MongoDB
23 52 (16.00%) VMware Infrastructure
24 48 (14.77%) Agile Software Development
24 48 (14.77%) Microsoft

CentOS
Co-occurring IT Skills in the South East 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 77 (23.69%) Apache
2 45 (13.85%) nginx
3 35 (10.77%) Elasticsearch
4 33 (10.15%) IIS
5 18 (5.54%) Tomcat
6 9 (2.77%) OpenStack
7 8 (2.46%) Apache Solr
7 8 (2.46%) Cloud Foundry
8 7 (2.15%) WebSphere
9 5 (1.54%) MS Exchange
9 5 (1.54%) Oracle Service Bus
10 4 (1.23%) JBoss
10 4 (1.23%) WebLogic
11 3 (0.92%) Confluence
11 3 (0.92%) Eucalyptus
12 2 (0.62%) Drupal
12 2 (0.62%) IBM Notes
12 2 (0.62%) Kentico
12 2 (0.62%) Umbraco
12 2 (0.62%) WordPress
Applications
1 2 (0.62%) Microsoft Office
2 1 (0.31%) SOLIDWORKS
Business Applications
1 4 (1.23%) Eloqua
1 4 (1.23%) Oracle EBS
2 3 (0.92%) Magento
3 1 (0.31%) Epicor Vantage
3 1 (0.31%) SAP Oil and Gas
Cloud Services
1 88 (27.08%) Amazon AWS
2 40 (12.31%) SaaS
3 31 (9.54%) Microsoft Azure
4 20 (6.15%) GitHub
5 15 (4.62%) Amazon EC2
5 15 (4.62%) PaaS
6 10 (3.08%) Amazon S3
7 9 (2.77%) Akamai
7 9 (2.77%) Google Cloud Platform
8 7 (2.15%) Amazon ELB
8 7 (2.15%) Google App Engine
8 7 (2.15%) IaaS
9 6 (1.85%) BrowserStack
9 6 (1.85%) Oracle Service Cloud
10 5 (1.54%) Bluemix
10 5 (1.54%) IBM Cloud
10 5 (1.54%) SoftLayer
11 4 (1.23%) Responsys
11 4 (1.23%) Taleo
12 3 (0.92%) Firebase
Communications & Networking
1 59 (18.15%) DNS
2 53 (16.31%) SAN
3 45 (13.85%) TCP/IP
4 40 (12.31%) Internet
5 36 (11.08%) Firewall
6 26 (8.00%) DHCP
7 23 (7.08%) Cisco Nexus
8 16 (4.92%) WAN
9 15 (4.62%) Cisco IOS
10 14 (4.31%) VPN
11 12 (3.69%) LAN
12 11 (3.38%) HTTP
13 8 (2.46%) Cisco ASA
13 8 (2.46%) Cisco PIX
13 8 (2.46%) OpenVPN
14 7 (2.15%) SSH
15 6 (1.85%) SSL
16 5 (1.54%) RTP
16 5 (1.54%) VoIP
16 5 (1.54%) Wireshark
Database & Business Intelligence
1 105 (32.31%) MySQL
2 52 (16.00%) MongoDB
2 52 (16.00%) SQL Server
3 45 (13.85%) PostgreSQL
4 32 (9.85%) Redis
5 30 (9.23%) NoSQL
6 28 (8.62%) Apache Cassandra
7 26 (8.00%) Hadoop
8 22 (6.77%) Big Data
9 15 (4.62%) MariaDB
10 12 (3.69%) Neo4j
10 12 (3.69%) Pentaho
11 11 (3.38%) Oracle Database
12 10 (3.08%) Relational Database
12 10 (3.08%) SQLite
13 8 (2.46%) DB2
14 6 (1.85%) InfluxDB
15 5 (1.54%) Data Lake
15 5 (1.54%) Oracle Database 11g
15 5 (1.54%) Oracle Database 12c
Development Applications
1 58 (17.85%) Git (software)
2 23 (7.08%) Jenkins
3 18 (5.54%) Vagrant
4 12 (3.69%) JIRA
4 12 (3.69%) Talend Open Studio
5 9 (2.77%) NetBeans
6 7 (2.15%) GitLab
6 7 (2.15%) JMeter
6 7 (2.15%) Sonatype Nexus
7 6 (1.85%) Bitbucket
7 6 (1.85%) JUnit
7 6 (1.85%) NUnit
7 6 (1.85%) Selenium
7 6 (1.85%) WebDriver
8 5 (1.54%) Maven
8 5 (1.54%) Subversion
9 4 (1.23%) PhpStorm
9 4 (1.23%) Sublime Text
10 2 (0.62%) Octopus Deploy
11 1 (0.31%) GoCD
General
1 16 (4.92%) Finance
2 10 (3.08%) Telecoms
3 7 (2.15%) Banking
3 7 (2.15%) Games
4 3 (0.92%) Legal
4 3 (0.92%) Marketing
4 3 (0.92%) Military
4 3 (0.92%) Publishing
5 2 (0.62%) Manufacturing
6 1 (0.31%) Advertising
6 1 (0.31%) Back Office
6 1 (0.31%) Electronics
6 1 (0.31%) French Language
6 1 (0.31%) Front Office
6 1 (0.31%) German Language
6 1 (0.31%) Retail
Job Titles
1 82 (25.23%) Administrator
2 70 (21.54%) Systems Administrator
3 59 (18.15%) Linux Administrator
4 57 (17.54%) Developer
5 56 (17.23%) Linux Systems Administrator
6 44 (13.54%) Systems Engineer
7 41 (12.62%) DevOps Engineer
8 35 (10.77%) Linux Engineer
9 27 (8.31%) Infrastructure Engineer
10 21 (6.46%) Architect
11 19 (5.85%) Linux Systems Engineer
12 18 (5.54%) Senior Systems Administrator
13 17 (5.23%) Solutions Architect
14 16 (4.92%) Network Engineer
14 16 (4.92%) Unix Administrator
15 15 (4.62%) Junior
15 15 (4.62%) Senior Infrastructure Engineer
16 13 (4.00%) Senior Linux Engineer
16 13 (4.00%) Support Engineer
17 11 (3.38%) Senior Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 43 (13.23%) LAMP
2 32 (9.85%) HTML
3 30 (9.23%) AngularJS
4 24 (7.38%) CSS
5 23 (7.08%) Node.js
6 17 (5.23%) Spring
7 16 (4.92%) Elastic Stack
7 16 (4.92%) Web Services
8 14 (4.31%) RESTful
9 13 (4.00%) .NET
9 13 (4.00%) LEMP Stack
10 12 (3.69%) ActiveMQ
10 12 (3.69%) Apache Camel
10 12 (3.69%) Apache CXF
10 12 (3.69%) D3.js
10 12 (3.69%) Drools
10 12 (3.69%) Hibernate
10 12 (3.69%) jBPM
10 12 (3.69%) jQuery
10 12 (3.69%) Twitter Bootstrap
Miscellaneous
1 41 (12.62%) Data Centre
2 21 (6.46%) Computer Science
3 18 (5.54%) Greenfield Project
4 14 (4.31%) Management Information System
5 10 (3.08%) Replication
6 9 (2.77%) Device Driver
6 9 (2.77%) Public Cloud
7 8 (2.46%) Analytical Skills
7 8 (2.46%) Enterprise Software
8 7 (2.15%) Linux Command Line
8 7 (2.15%) Private Cloud
9 6 (1.85%) EMC VNX
10 5 (1.54%) Cyberthreat
11 3 (0.92%) Algorithms
11 3 (0.92%) Data Structures
11 3 (0.92%) Mobile App
12 2 (0.62%) Celerra
12 2 (0.62%) Driving Licence
12 2 (0.62%) Enterprise Storage
12 2 (0.62%) iSeries
Operating Systems
1 325 (100.00%) Linux
2 95 (29.23%) Windows
3 88 (27.08%) Ubuntu
4 71 (21.85%) Red Hat Enterprise Linux
5 52 (16.00%) Debian
6 41 (12.62%) Unix
7 36 (11.08%) Windows Server
8 33 (10.15%) Windows Server 2008
8 33 (10.15%) Windows Server 2012
9 24 (7.38%) Solaris
10 16 (4.92%) Oracle Linux
11 13 (4.00%) Amazon Linux
12 7 (2.15%) Mac OS
13 4 (1.23%) AIX
14 3 (0.92%) Android
14 3 (0.92%) Apple iOS
14 3 (0.92%) Fedora
14 3 (0.92%) HPUX
15 2 (0.62%) SUSE
15 2 (0.62%) Windows Server 2003
Processes & Methodologies
1 98 (30.15%) DevOps
2 54 (16.62%) Open Source
3 48 (14.77%) Agile Software Development
4 37 (11.38%) High Availability
4 37 (11.38%) ITIL
5 30 (9.23%) Configuration Management
6 29 (8.92%) Scrum
7 28 (8.62%) Cybersecurity
8 26 (8.00%) Microservices
9 25 (7.69%) Load Balancing
9 25 (7.69%) Mentoring
10 24 (7.38%) Continuous Integration
11 19 (5.85%) Software Engineering
12 18 (5.54%) Logistics
12 18 (5.54%) OOP
13 16 (4.92%) TDD
14 15 (4.62%) Business Continuity
14 15 (4.62%) Capacity Planning
14 15 (4.62%) Disaster Recovery
14 15 (4.62%) Problem Management
Programming Languages
1 115 (35.38%) Python
2 96 (29.54%) Bash Shell
3 64 (19.69%) Perl
4 61 (18.77%) Java
5 57 (17.54%) SQL
6 45 (13.85%) PHP
7 43 (13.23%) Ruby
8 22 (6.77%) JavaScript
9 18 (5.54%) PowerShell
10 16 (4.92%) C
11 12 (3.69%) Jython
12 10 (3.08%) HQL
12 10 (3.08%) Shell Script
12 10 (3.08%) T-SQL
13 8 (2.46%) ES6
14 6 (1.85%) C++
14 6 (1.85%) PHP 5
15 5 (1.54%) Go
15 5 (1.54%) Lua
16 4 (1.23%) Rust
Qualifications
1 36 (11.08%) Degree
2 34 (10.46%) Security Cleared
3 23 (7.08%) SC Cleared
4 15 (4.62%) Microsoft Certification
5 13 (4.00%) CISSP
6 12 (3.69%) CEH
6 12 (3.69%) GCIA
7 8 (2.46%) MCSE
8 6 (1.85%) RHCA
9 4 (1.23%) RHCE
9 4 (1.23%) RHCSA
10 3 (0.92%) ITIL Certification
10 3 (0.92%) OCA
10 3 (0.92%) OCP
10 3 (0.92%) Oracle Certification
11 2 (0.62%) CCNA
11 2 (0.62%) Cisco Certification
11 2 (0.62%) MCP
12 1 (0.31%) CCNP
12 1 (0.31%) HND
Quality Assurance & Compliance
1 11 (3.38%) ISO/IEC 27001
2 10 (3.08%) SLA
3 8 (2.46%) ISO 9001
3 8 (2.46%) PCI DSS
4 1 (0.31%) QA
System Software
1 91 (28.00%) Docker
2 52 (16.00%) VMware Infrastructure
3 38 (11.69%) Active Directory
4 31 (9.54%) KVM
5 30 (9.23%) Hyper-V
6 21 (6.46%) vSphere
7 19 (5.85%) Varnish
7 19 (5.85%) Xen
8 15 (4.62%) VMware ESXi
9 10 (3.08%) GlusterFS
9 10 (3.08%) iptables
10 8 (2.46%) LXC
10 8 (2.46%) VirtualBox
11 7 (2.15%) Virtual Machines
12 6 (1.85%) Virtual Servers
12 6 (1.85%) XenServer
13 5 (1.54%) Kamailio
14 4 (1.23%) Postfix
15 3 (0.92%) Veritas Cluster Server
15 3 (0.92%) zsh
Systems Management
1 101 (31.08%) Puppet
2 73 (22.46%) Opscode Chef
3 60 (18.46%) Ansible
4 27 (8.31%) Kubernetes
5 25 (7.69%) Nagios
6 17 (5.23%) vCenter Server
7 16 (4.92%) logstash
8 15 (4.62%) ZABBIX
9 12 (3.69%) Red Hat Satellite
10 11 (3.38%) NetBackup
11 10 (3.08%) cPanel
11 10 (3.08%) Grafana
11 10 (3.08%) Oracle ZFS
11 10 (3.08%) Salt
12 9 (2.77%) Cobbler
12 9 (2.77%) HAProxy
12 9 (2.77%) Kibana
12 9 (2.77%) Prometheus
12 9 (2.77%) SELinux
13 7 (2.15%) FortiGate
Vendors
1 169 (52.00%) Red Hat
2 96 (29.54%) VMware
3 70 (21.54%) Cisco
4 48 (14.77%) Microsoft
5 45 (13.85%) Oracle
6 33 (10.15%) Juniper
7 23 (7.08%) Dell
8 21 (6.46%) New Relic
9 20 (6.15%) Google
9 20 (6.15%) HP
10 19 (5.85%) EMC
11 18 (5.54%) Sun
12 17 (5.23%) IBM
13 13 (4.00%) Veritas
14 12 (3.69%) Talend
15 11 (3.38%) Dell Compellent
16 9 (2.77%) Rackspace
17 8 (2.46%) Apple
17 8 (2.46%) CheckPoint
18 7 (2.15%) Zend
Slough, Berkshire
Austin Fraser
Salary: £65000 - £70000 per annum + Benefits
Posted: 3 days ago
Slough, Berkshire
Austin Fraser
Salary: £45000 - £50000 per annum + Benefits
Posted: 3 days ago
Reading, Berkshire
JobHoller
Salary: £45000 - £50000 per annum + benefits
Posted: 2 days ago
Reading, Berkshire
Austin Fraser
Salary: £55000 - £60000 per annum + Benefits
Posted: 4 days ago
Reading, Berkshire
Searchability
Salary: £30000 - £45000 per annum
Posted: 5 days ago
Newbury
Searchability
Salary: £20000 - £25000 per annum
Posted: 4 days ago
Reading, Berkshire
Austin Fraser
Salary: £25000 - £35000 per annum + Benefits
Posted: 4 days ago
Basingstoke, Hampshire
Spectrum IT Recruitment (South) Ltd
Salary: £30000 - £50000 per annum + Benefits
Posted: 2 days ago
Reading, Berkshire
Austin Fraser
Salary: £50000 - £60000 per annum + Benefits
Posted: 4 days ago
Staines, Middlesex
Maclean Moore Consulting
Salary: From £65,000 to £70,000 per annum plus benefits and incentives
Posted: 4 days ago
Crawley, West Sussex
Search Consultancy
Salary: £50000 per annum + Bonus + Benefits
Posted: 4 days ago
Banbury, Oxfordshire
Zoopla Property Group Plc
Posted: 4 days ago
Guildford, Surrey
ANSON MCCADE
Salary: £40,000-£60,000 + Package
Posted: 5 days ago
Aldershot, Hampshire
ANSON MCCADE
Salary: £40,000-£60,000 + Package
Posted: 5 days ago
Farnborough, Hampshire
UKCloud
Salary: Competitive Rates / Negotiable - Pension, Healthcare, Life Cover, Bonu
Posted: 5 days ago
Guildford
Talent Point
Salary: £60000 - £70000 per annum
Posted: 10 days ago
Horsham
Talent Point
Salary: £55000.00 - £65000.00 per annum
Posted: 10 days ago
Newbury, Berkshire
People Source Consulting
Salary: £30000 - £35000 per annum + Benefits
Posted: 6 days ago
Southampton, Hampshire
Spectrum IT Recruitment (South) Ltd
Salary: £35000 - £45000 per annum + training & benefits
Posted: 6 days ago
Farnborough, Hampshire
UKCloud
Salary: Competitive Rates / Negotiable - Pension, Healthcare, Life Cover, Bonu
Posted: 5 days ago
Guildford
Talent Point
Salary: £50000.00 - £60000.00 per annum
Posted: 14 days ago
Woking
Talent Point
Salary: £40000.00 - £60000.00 per annum
Posted: 14 days ago
Kent
greywood
Salary: £40000 - £55000 per annum + bens
Posted: 11 days ago
Fareham
Prospectus
Salary: £25000 per annum + + Company & Performance Bonus
Posted: 10 days ago
Reading
Recruitment Revolution Limited
Salary: Competitive Market Salary + Full Company Benefits Package
Posted: 17 days ago
Reading, Berkshire
Veritas Technologies (Uk) Ltd
Salary: Competitive
Posted: 20 days ago