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 29 March 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
England / West Midlands
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 184 218 205
Rank change year-on-year +34 -13  
Permanent jobs citing CentOS 26 23 16
As % of all permanent IT jobs advertised in the West Midlands 0.54% 0.37% 0.32%
As % of the Operating Systems category 2.66% 1.87% 1.32%
Number of salaries quoted 21 21 16
Median salary £40,000 £46,000 £35,000
Median salary % change year-on-year -13.04% +31.42%  
90% offered a salary of more than £22,500 £32,500 £28,000
10% offered a salary of more than £50,000 £64,000 £50,000
UK excluding London median salary £42,500 £45,000 £42,500
% change year-on-year -5.55% +5.88%  

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 978 1229 1212
As % of all permanent IT job vacancies advertised in the West Midlands 20.41% 19.89% 23.87%
Number of salaries quoted 847 1043 1038
Median salary £35,000 £35,000 £35,000
90% offered a salary of more than £23,000 £23,500 £21,500
10% offered a salary of more than £51,500 £52,500 £52,500
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 29 March 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 29 March 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 +38 12 £32,500 -40.90%
Coventry +17 6 £40,000 -10.11%
Birmingham +22 4 £35,000 +7.69% 1
Wolverhampton - 1 £40,000 -
Shropshire - 1 £40,000 -
Worcestershire - 1 £40,000 - 1
CentOS
England

For the 6 months to 29 March 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 36 (63.16%) Bash Shell
3 35 (61.40%) DevOps
4 34 (59.65%) Python
5 31 (54.39%) Web Services
5 31 (54.39%) Ubuntu
5 31 (54.39%) Docker
6 29 (50.88%) Continuous Integration
7 27 (47.37%) Ruby
7 27 (47.37%) Agile Software Development
8 26 (45.61%) Microservices
8 26 (45.61%) Continuous Delivery
9 25 (43.86%) Analytical Skills
9 25 (43.86%) JavaScript
9 25 (43.86%) HTML
9 25 (43.86%) RESTful
10 24 (42.11%) Puppet
11 23 (40.35%) Apache Cassandra
11 23 (40.35%) Nagios
12 22 (38.60%) Terraform
12 22 (38.60%) Amazon AWS
13 21 (36.84%) Red Hat
14 20 (35.09%) Configuration Management
15 17 (29.82%) VMware
15 17 (29.82%) Git (software)
16 16 (28.07%) Scrum
16 16 (28.07%) Billing
17 15 (26.32%) ActiveMQ
17 15 (26.32%) JMS
17 15 (26.32%) Java

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 8 (14.04%) Apache
2 2 (3.51%) Apache Solr
3 1 (1.75%) nginx
Cloud Services
1 22 (38.60%) Amazon AWS
2 15 (26.32%) AWS CloudFormation
3 7 (12.28%) SaaS
4 4 (7.02%) Microsoft Azure
5 1 (1.75%) IaaS
5 1 (1.75%) PaaS
Communications & Networking
1 5 (8.77%) DNS
2 4 (7.02%) SMS
3 2 (3.51%) SAN
3 2 (3.51%) SSH
4 1 (1.75%) FTP
4 1 (1.75%) Network Security
Database & Business Intelligence
1 23 (40.35%) Apache Cassandra
2 8 (14.04%) MySQL
3 4 (7.02%) MongoDB
3 4 (7.02%) NoSQL
3 4 (7.02%) Redis
4 3 (5.26%) Crystal Reports
5 2 (3.51%) Data Warehouse
5 2 (3.51%) PostgreSQL
5 2 (3.51%) RDBMS
5 2 (3.51%) Relational Database
Development Applications
1 17 (29.82%) Git (software)
2 15 (26.32%) Vagrant
3 7 (12.28%) Jenkins
4 4 (7.02%) Eclipse
4 4 (7.02%) Subversion
5 3 (5.26%) Fiddler
6 1 (1.75%) Atlassian Bamboo
6 1 (1.75%) Hudson
6 1 (1.75%) MSBuild
6 1 (1.75%) Octopus Deploy
6 1 (1.75%) Team Foundation Server
6 1 (1.75%) TeamCity
General
1 16 (28.07%) Billing
2 4 (7.02%) Finance
2 4 (7.02%) Games
3 2 (3.51%) Advertising
3 2 (3.51%) Banking
4 1 (1.75%) Retail
Job Titles
1 31 (54.39%) DevOps Engineer
2 23 (40.35%) Senior DevOps
2 23 (40.35%) Senior DevOps Engineer
3 9 (15.79%) Administrator
3 9 (15.79%) Systems Administrator
4 7 (12.28%) Linux Engineer
5 5 (8.77%) Linux Administrator
5 5 (8.77%) Linux Systems Administrator
6 4 (7.02%) Analyst
6 4 (7.02%) C++ Programmer
6 4 (7.02%) Programmer
6 4 (7.02%) Senior Linux Administrator
6 4 (7.02%) Senior Linux Systems Administrator
6 4 (7.02%) Senior Systems Administrator
7 3 (5.26%) AWS DevOps
7 3 (5.26%) AWS Engineer
7 3 (5.26%) Linux DevOps Engineer
7 3 (5.26%) Linux/Unix DevOps
7 3 (5.26%) Support Analyst
8 2 (3.51%) Software Engineer
Libraries, Frameworks & Software Standards
1 31 (54.39%) Web Services
2 25 (43.86%) HTML
2 25 (43.86%) RESTful
3 15 (26.32%) ActiveMQ
3 15 (26.32%) HornetQ
3 15 (26.32%) JMS
3 15 (26.32%) Kafka
3 15 (26.32%) Node.js
4 5 (8.77%) LAMP
4 5 (8.77%) LEMP Stack
5 4 (7.02%) XML
6 1 (1.75%) LAPP Stack
Miscellaneous
1 25 (43.86%) Analytical Skills
2 12 (21.05%) Smart Meter
3 6 (10.53%) Linux Command Line
4 4 (7.02%) Mobile Payment
5 2 (3.51%) Data Centre
5 2 (3.51%) Fintech
5 2 (3.51%) Management Information System
Operating Systems
1 57 (100.00%) Linux
2 31 (54.39%) Ubuntu
3 13 (22.81%) Red Hat Enterprise Linux
4 8 (14.04%) Windows
5 6 (10.53%) Unix
6 4 (7.02%) Debian
6 4 (7.02%) Mac OS X
7 2 (3.51%) Fedora
7 2 (3.51%) Solaris
7 2 (3.51%) SUSE
7 2 (3.51%) Windows Server
8 1 (1.75%) openSUSE
Processes & Methodologies
1 35 (61.40%) DevOps
2 29 (50.88%) Continuous Integration
3 27 (47.37%) Agile Software Development
4 26 (45.61%) Continuous Delivery
4 26 (45.61%) Microservices
5 20 (35.09%) Configuration Management
6 16 (28.07%) Scrum
7 15 (26.32%) Automated Testing
7 15 (26.32%) Software Engineering
8 12 (21.05%) Software Delivery
9 6 (10.53%) Business Intelligence
10 4 (7.02%) Mentoring
11 3 (5.26%) ITIL
11 3 (5.26%) Network Monitoring
11 3 (5.26%) Open Source
12 2 (3.51%) Disaster Recovery
12 2 (3.51%) Kanban
12 2 (3.51%) Migration
12 2 (3.51%) Service Management
12 2 (3.51%) Software Testing
Programming Languages
1 36 (63.16%) Bash Shell
2 34 (59.65%) Python
3 27 (47.37%) Ruby
4 25 (43.86%) JavaScript
5 15 (26.32%) Groovy
5 15 (26.32%) Java
5 15 (26.32%) Scala
6 6 (10.53%) Perl
7 4 (7.02%) C++
8 2 (3.51%) PHP
8 2 (3.51%) SQL
9 1 (1.75%) Korn
9 1 (1.75%) PowerShell
9 1 (1.75%) Shell Script
Qualifications
1 5 (8.77%) SC Cleared
1 5 (8.77%) Security Cleared
2 2 (3.51%) AWS Certification
3 1 (1.75%) RHCE
Quality Assurance & Compliance
1 2 (3.51%) SLA
System Software
1 31 (54.39%) Docker
2 15 (26.32%) VirtualBox
2 15 (26.32%) VMware Infrastructure
3 2 (3.51%) Active Directory
4 1 (1.75%) iptables
4 1 (1.75%) Postfix
Systems Management
1 24 (42.11%) Puppet
2 23 (40.35%) Nagios
3 22 (38.60%) Terraform
4 15 (26.32%) Consul
4 15 (26.32%) Docker Swarm
4 15 (26.32%) Kubernetes
4 15 (26.32%) Mesos
4 15 (26.32%) StatsD
5 8 (14.04%) Opscode Chef
6 6 (10.53%) Ansible
7 3 (5.26%) Icinga
7 3 (5.26%) OpenNMS
7 3 (5.26%) WhatsUp Gold
7 3 (5.26%) Zenoss
8 1 (1.75%) Red Hat Spacewalk
8 1 (1.75%) SELinux
Vendors
1 21 (36.84%) Red Hat
2 17 (29.82%) VMware
3 15 (26.32%) New Relic
4 6 (10.53%) Microsoft
5 4 (7.02%) Google
5 4 (7.02%) SaltStack
6 3 (5.26%) SolarWinds
7 2 (3.51%) ServiceNow
7 2 (3.51%) Sybase
Malvern, Worcestershire
Experis Ltd
Salary: £40000.00 per annum
Posted: Yesterday
Birmingham
Intouch Games
Salary: £30000 - £40000 per annum + benefits (inc flexi hrs)
Posted: 27 days ago
Halesowen, West Midlands (County)
In touch games
Salary: £30000 - £40000 per annum + benefits (inc flexi hrs)
Posted: 27 days ago