The following table provides summary statistics for permanent job vacancies advertised in the West Midlands 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 22 June 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
England / West Midlands
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 197 233 221
Rank change year-on-year +36 -12  
Permanent jobs citing CentOS 32 13 8
As % of all permanent IT jobs advertised in the West Midlands 0.62% 0.21% 0.14%
As % of the Operating Systems category 2.85% 1.10% 0.65%
Number of salaries quoted 27 7 7
Median salary £35,000 £38,000 £40,000
Median salary % change year-on-year -7.89% -5.00%  
90% offered a salary of more than £25,500 £33,400 £37,600
10% offered a salary of more than £45,000 £48,000 £48,000
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 West Midlands with a requirement for operating system skills.

Operating System Skills
West Midlands
Permanent job vacancies with a requirement for operating system skills 1123 1184 1236
As % of all permanent IT job vacancies advertised in the West Midlands 21.81% 18.97% 21.54%
Number of salaries quoted 970 977 1101
Median salary £36,000 £32,500 £35,000
Median salary % change year-on-year +10.76% -7.14%  
90% offered a salary of more than £25,000 £22,000 £22,500
10% offered a salary of more than £48,500 £55,000 £50,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Job Vacancy Trend in the West Midlands

The job posting trend of jobs advertised in the West Midlands 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 West Midlands

CentOS
Salary Trend in the West Midlands

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

Salary trend for CentOS in the West Midlands

CentOS
Salary Histogram in the West Midlands

The salary distribution of IT jobs citing CentOS in the West Midlands over the 3 months to 22 June 2017.

Salary histogram for CentOS in the West Midlands

CentOS
Job Locations in the West Midlands

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the West Midlands region over the 3 months to 22 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
Warwickshire +12 10 £30,000 -42.85% 1
Birmingham +20 9 £40,500 +24.61% 1
Coventry +1 5 £28,500 -25.00%
Halesowen - 5 £45,000 - 1
Worcestershire -2 3 £40,000 -11.11%
CentOS
England

For the 6 months to 22 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 West Midlands region with a requirement for CentOS.

1 57 (100.00%) Linux
2 32 (56.14%) Ubuntu
3 30 (52.63%) Bash Shell
4 29 (50.88%) Red Hat
5 25 (43.86%) Nagios
6 23 (40.35%) MySQL
6 23 (40.35%) Git (software)
7 20 (35.09%) Apache
8 18 (31.58%) Python
8 18 (31.58%) Windows
9 17 (29.82%) Puppet
10 16 (28.07%) DNS
11 15 (26.32%) Business Intelligence
11 15 (26.32%) LAMP
11 15 (26.32%) VMware
11 15 (26.32%) LEMP Stack
11 15 (26.32%) Linux Command Line
12 14 (24.56%) Billing
12 14 (24.56%) Mac OS X
13 13 (22.81%) Eclipse
13 13 (22.81%) SMS
13 13 (22.81%) XML
13 13 (22.81%) C++
13 13 (22.81%) Subversion
13 13 (22.81%) Games
13 13 (22.81%) MongoDB
13 13 (22.81%) NoSQL
13 13 (22.81%) Red Hat Enterprise Linux
13 13 (22.81%) Redis
13 13 (22.81%) Mobile Payment

CentOS
Co-occurring IT Skills in the West Midlands 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 20 (35.09%) Apache
2 3 (5.26%) nginx
3 2 (3.51%) IIS
3 2 (3.51%) SharePoint
Applications
1 2 (3.51%) Microsoft Office
Cloud Services
1 11 (19.30%) Amazon AWS
1 11 (19.30%) AWS CloudFormation
2 5 (8.77%) SaaS
Communications & Networking
1 16 (28.07%) DNS
2 13 (22.81%) SMS
3 4 (7.02%) SAN
4 3 (5.26%) FTP
4 3 (5.26%) Network Security
4 3 (5.26%) SSH
5 2 (3.51%) Cisco Nexus
5 2 (3.51%) DHCP
5 2 (3.51%) TCP/IP
5 2 (3.51%) VPN
Database & Business Intelligence
1 23 (40.35%) MySQL
2 13 (22.81%) MongoDB
2 13 (22.81%) NoSQL
2 13 (22.81%) Redis
3 10 (17.54%) Apache Cassandra
4 4 (7.02%) MariaDB
4 4 (7.02%) PostgreSQL
5 2 (3.51%) Data Warehouse
Development Applications
1 23 (40.35%) Git (software)
2 13 (22.81%) Eclipse
2 13 (22.81%) Subversion
3 11 (19.30%) Vagrant
4 1 (1.75%) Jenkins
General
1 14 (24.56%) Billing
2 13 (22.81%) Games
3 4 (7.02%) Finance
4 2 (3.51%) Advertising
Job Titles
1 21 (36.84%) Administrator
2 18 (31.58%) Linux Administrator
3 17 (29.82%) Systems Administrator
4 14 (24.56%) Linux Systems Administrator
5 11 (19.30%) DevOps Engineer
6 10 (17.54%) Senior DevOps
6 10 (17.54%) Senior DevOps Engineer
7 7 (12.28%) C++ Programmer
7 7 (12.28%) Programmer
8 4 (7.02%) Linux Engineer
8 4 (7.02%) Senior Linux Administrator
8 4 (7.02%) Senior Linux Systems Administrator
8 4 (7.02%) Senior Systems Administrator
9 2 (3.51%) 3rd Line Engineer
9 2 (3.51%) Data Centre Specialist
9 2 (3.51%) Ubuntu Administrator
9 2 (3.51%) Windows Administrator
9 2 (3.51%) Windows Systems Administrator
10 1 (1.75%) Graduate Systems Administrator
10 1 (1.75%) IT Engineer
Libraries, Frameworks & Software Standards
1 15 (26.32%) LAMP
1 15 (26.32%) LEMP Stack
2 13 (22.81%) XML
3 11 (19.30%) ActiveMQ
3 11 (19.30%) HornetQ
3 11 (19.30%) HTML
3 11 (19.30%) JMS
3 11 (19.30%) Kafka
3 11 (19.30%) Node.js
3 11 (19.30%) RESTful
3 11 (19.30%) Web Services
4 1 (1.75%) LAPP Stack
Miscellaneous
1 15 (26.32%) Linux Command Line
2 13 (22.81%) Mobile Payment
3 10 (17.54%) Analytical Skills
4 6 (10.53%) BBC
5 4 (7.02%) Data Centre
6 1 (1.75%) Smart Meter
Operating Systems
1 57 (100.00%) Linux
2 32 (56.14%) Ubuntu
3 18 (31.58%) Windows
4 14 (24.56%) Mac OS X
5 13 (22.81%) Red Hat Enterprise Linux
6 10 (17.54%) Debian
7 3 (5.26%) Fedora
8 2 (3.51%) SUSE
8 2 (3.51%) Unix
8 2 (3.51%) Windows Server
8 2 (3.51%) Windows Server 2008
8 2 (3.51%) Windows Server 2012
9 1 (1.75%) openSUSE
Processes & Methodologies
1 15 (26.32%) Business Intelligence
2 12 (21.05%) DevOps
3 11 (19.30%) Agile Software Development
3 11 (19.30%) Configuration Management
3 11 (19.30%) Continuous Delivery
3 11 (19.30%) Continuous Integration
3 11 (19.30%) Microservices
3 11 (19.30%) Scrum
3 11 (19.30%) Software Engineering
3 11 (19.30%) Test Automation
4 7 (12.28%) Service Delivery
5 5 (8.77%) Change Control
5 5 (8.77%) ITIL
5 5 (8.77%) Open Source
6 4 (7.02%) Mentoring
6 4 (7.02%) Network Management
7 3 (5.26%) Cybersecurity
7 3 (5.26%) Line Management
7 3 (5.26%) Server Hardening
8 2 (3.51%) Data Centre Operations
Programming Languages
1 30 (52.63%) Bash Shell
2 18 (31.58%) Python
3 13 (22.81%) C++
4 12 (21.05%) Ruby
5 11 (19.30%) Groovy
5 11 (19.30%) Java
5 11 (19.30%) JavaScript
5 11 (19.30%) Scala
6 4 (7.02%) Perl
6 4 (7.02%) PHP
7 3 (5.26%) Shell Script
Qualifications
1 3 (5.26%) RHCE
2 2 (3.51%) SC Cleared
2 2 (3.51%) Security Cleared
System Software
1 13 (22.81%) Docker
2 11 (19.30%) VirtualBox
2 11 (19.30%) VMware Infrastructure
3 5 (8.77%) Postfix
4 4 (7.02%) Active Directory
5 3 (5.26%) iptables
Systems Management
1 25 (43.86%) Nagios
2 17 (29.82%) Puppet
3 11 (19.30%) Consul
3 11 (19.30%) Docker Swarm
3 11 (19.30%) Kubernetes
3 11 (19.30%) Mesos
3 11 (19.30%) StatsD
3 11 (19.30%) Terraform
4 4 (7.02%) Cacti
4 4 (7.02%) Icinga
5 3 (5.26%) Red Hat Spacewalk
5 3 (5.26%) SELinux
6 2 (3.51%) Ansible
6 2 (3.51%) Opscode Chef
6 2 (3.51%) SCCM
6 2 (3.51%) Simpana
Vendors
1 29 (50.88%) Red Hat
2 15 (26.32%) VMware
3 11 (19.30%) New Relic
4 4 (7.02%) Microsoft
5 2 (3.51%) Cisco
5 2 (3.51%) CommVault
5 2 (3.51%) F5
Birmingham
Intouch Games Ltd
Salary: £30000 - £40000 per annum + benefits (inc flexi hrs)
Posted: 2 days ago
Halesowen, West Midlands (County)
In touch games
Salary: £40000 - £50000 Per Annum + benefits (inc flexible working hrs)
Posted: 3 days ago
Rugby
Applause IT Ltd
Salary: £30000 - £38000 per annum + Benefits + Subscriptions
Posted: 27 days ago