Period
to 18 August 2019

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 6 months to 18 August 2019 with a comparison to the same period in the previous 2 years.

CentOS Linux
England > West Midlands
6 months to
18 Aug 2019
Same period 2018 Same period 2017
Rank 229 269 269
Rank change year-on-year +40 0 +54
Permanent jobs citing CentOS 44 28 59
As % of all permanent IT jobs advertised in the West Midlands 0.57% 0.31% 0.59%
As % of the Operating Systems category 2.78% 1.65% 2.75%
Number of salaries quoted 34 24 53
West Midlands median annual salary £42,250 £42,500 £35,000
Median salary % change year-on-year -0.59% +21.43% -22.22%
10th Percentile £28,500 £38,500 £26,350
90th Percentile £55,000 £57,500 £47,500
England median annual salary £50,000 £52,500 £50,000
% change year-on-year -4.76% +5.00% -

CentOS is in the Operating Systems category. The following 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.

All Operating Systems
West Midlands
Permanent vacancies with a requirement for operating system skills 1,584 1,694 2,143
As % of all permanent IT jobs advertised in the West Midlands 20.65% 18.56% 21.37%
Number of salaries quoted 1,204 1,367 1,856
West Midlands median annual salary £40,000 £39,000 £36,500
Median salary % change year-on-year +2.56% +6.85% +4.29%
10th Percentile £23,500 £21,500 £23,250
90th Percentile £63,750 £60,000 £53,750
England median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% -

CentOS
Job Vacancy Trend in the West Midlands

Job postings citing CentOS as a percentage of all IT jobs advertised in the West Midlands.

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 6 months to 18 August 2019.

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 6 months to 18 August 2019. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Coventry - 11 £40,000 -
Warwickshire - 9 £42,000 - 1
Birmingham +33 8 £28,750 -32.35% 2
Worcestershire -15 4 £55,000 +62.96%
Sutton Coldfield - 4 £53,750 - 2
Solihull - 3 £51,250 - 2
Dudley - 2 £30,000 -
Staffordshire +1 1 - -
Herefordshire - 1 - -
CentOS
England

For the 6 months to 18 August 2019, IT jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the West Midlands region with a requirement for CentOS.

1 44 (100.00%) Linux
2 24 (54.55%) Red Hat Enterprise Linux
3 19 (43.18%) DNS
4 18 (40.91%) ITIL
4 18 (40.91%) Ubuntu
5 17 (38.64%) Amazon AWS
5 17 (38.64%) Windows
5 17 (38.64%) Red Hat
6 15 (34.09%) Configuration Management
6 15 (34.09%) MySQL
6 15 (34.09%) Microsoft Azure
6 15 (34.09%) Bash Shell
6 15 (34.09%) Infrastructure Engineering
7 14 (31.82%) Apache
8 13 (29.55%) Python
8 13 (29.55%) DevOps
9 12 (27.27%) Technical Leadership
9 12 (27.27%) Microsoft
9 12 (27.27%) Hyper-V
10 11 (25.00%) Veeam
10 11 (25.00%) Puppet
10 11 (25.00%) VoIP
10 11 (25.00%) Problem-Solving
10 11 (25.00%) Docker
11 10 (22.73%) Windows 10
11 10 (22.73%) PHP
11 10 (22.73%) SCCM
12 9 (20.45%) PowerShell
12 9 (20.45%) Degree
12 9 (20.45%) Agile Software Development

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 14 (31.82%) Apache
2 6 (13.64%) MS Exchange
3 4 (9.09%) Exchange Server 2010
4 3 (6.82%) Elasticsearch
4 3 (6.82%) Exchange Server 2013
4 3 (6.82%) IIS
5 1 (2.27%) nginx
Applications
1 3 (6.82%) Microsoft Office
Cloud Services
1 17 (38.64%) Amazon AWS
2 15 (34.09%) Microsoft Azure
3 6 (13.64%) Amazon EC2
3 6 (13.64%) Amazon S3
3 6 (13.64%) CloudFront
4 5 (11.36%) Office 365
5 4 (9.09%) AWS Elastic Beanstalk
5 4 (9.09%) Cloud Computing
6 3 (6.82%) Amazon CloudWatch
7 2 (4.55%) Azure Active Directory
7 2 (4.55%) GitHub
7 2 (4.55%) Google Cloud Platform
7 2 (4.55%) Route 53
7 2 (4.55%) Virtual Private Cloud
8 1 (2.27%) AWS CloudFormation
8 1 (2.27%) Datadog
Communications & Networking
1 19 (43.18%) DNS
2 11 (25.00%) VoIP
3 9 (20.45%) DHCP
4 8 (18.18%) TCP/IP
5 7 (15.91%) Firewall
5 7 (15.91%) Network Security
6 4 (9.09%) HTTP
6 4 (9.09%) HTTPS
6 4 (9.09%) SSL
6 4 (9.09%) VPN
7 3 (6.82%) VLAN
8 2 (4.55%) Internet
8 2 (4.55%) Wireless
8 2 (4.55%) Wireshark
9 1 (2.27%) Asterisk PBX
9 1 (2.27%) RTP
9 1 (2.27%) SAN
9 1 (2.27%) SNMP
9 1 (2.27%) SSH
9 1 (2.27%) WAN
Database & Business Intelligence
1 15 (34.09%) MySQL
2 8 (18.18%) MongoDB
3 4 (9.09%) Relational Database
3 4 (9.09%) SQL Server
4 2 (4.55%) Amazon RDS
4 2 (4.55%) NoSQL
4 2 (4.55%) PostgreSQL
5 1 (2.27%) Apache Cassandra
5 1 (2.27%) Redis
5 1 (2.27%) SQL Server 2008
5 1 (2.27%) SQL Server 2016
Development Applications
1 9 (20.45%) Jenkins
2 7 (15.91%) Atlassian Bamboo
3 4 (9.09%) Maven
3 4 (9.09%) Sonatype Nexus
4 2 (4.55%) Git (software)
4 2 (4.55%) GitLab
5 1 (2.27%) Travis CI
5 1 (2.27%) Vagrant
General
1 3 (6.82%) Finance
2 2 (4.55%) Legal
3 1 (2.27%) Telecoms
Job Titles
1 10 (22.73%) Administrator
2 9 (20.45%) Infrastructure Engineer
2 9 (20.45%) Linux Administrator
3 8 (18.18%) DevOps Engineer
4 6 (13.64%) Senior Infrastructure Engineer
4 6 (13.64%) Systems Administrator
5 5 (11.36%) Linux Engineer
5 5 (11.36%) Linux Systems Administrator
5 5 (11.36%) Pensions Administrator
5 5 (11.36%) Senior Linux Engineer
6 4 (9.09%) 3rd Line Support
7 3 (6.82%) Analyst
7 3 (6.82%) Senior Analyst
7 3 (6.82%) Senior Linux Administrator
7 3 (6.82%) Senior Support Analyst
7 3 (6.82%) Support Analyst
7 3 (6.82%) Systems Engineer
8 2 (4.55%) 3rd Line Engineer
8 2 (4.55%) 3rd Line Infrastructure Engineer
8 2 (4.55%) Linux Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 9 (20.45%) RabbitMQ
2 7 (15.91%) FreeSWITCH
3 6 (13.64%) Elastic Stack
4 4 (9.09%) LAMP
5 3 (6.82%) Apache NiFi
6 2 (4.55%) LAPP Stack
6 2 (4.55%) LEMP Stack
6 2 (4.55%) Web Services
Miscellaneous
1 3 (6.82%) Analytical Skills
1 3 (6.82%) Public Cloud
2 2 (4.55%) Cyberattack
3 1 (2.27%) Data Centre
Operating Systems
1 44 (100.00%) Linux
2 24 (54.55%) Red Hat Enterprise Linux
3 18 (40.91%) Ubuntu
4 17 (38.64%) Windows
5 10 (22.73%) Windows 10
6 8 (18.18%) Windows Server
7 6 (13.64%) Fedora
8 5 (11.36%) Debian
8 5 (11.36%) SUSE
9 3 (6.82%) Windows 7
9 3 (6.82%) Windows 8
9 3 (6.82%) Windows Server 2012
10 2 (4.55%) Unix
10 2 (4.55%) Windows Server 2003
11 1 (2.27%) AIX
11 1 (2.27%) DC/OS
11 1 (2.27%) Windows Server 2008
Processes & Methodologies
1 18 (40.91%) ITIL
2 15 (34.09%) Configuration Management
2 15 (34.09%) Infrastructure Engineering
3 13 (29.55%) DevOps
4 12 (27.27%) Technical Leadership
5 11 (25.00%) Problem-Solving
6 9 (20.45%) Agile Software Development
7 8 (18.18%) Load Balancing
8 6 (13.64%) Continuous Integration
8 6 (13.64%) ITIL V3
9 5 (11.36%) Release Management
10 4 (9.09%) Auto-Scaling
10 4 (9.09%) BCP
10 4 (9.09%) Change Management
10 4 (9.09%) Continuous Delivery
10 4 (9.09%) Cybersecurity
10 4 (9.09%) Data Management
10 4 (9.09%) Penetration Testing
10 4 (9.09%) QMS
10 4 (9.09%) Waterfall
Programming Languages
1 15 (34.09%) Bash Shell
2 13 (29.55%) Python
3 10 (22.73%) PHP
4 9 (20.45%) PowerShell
5 5 (11.36%) SQL
6 3 (6.82%) Shell Script
7 2 (4.55%) Ruby
Qualifications
1 9 (20.45%) Degree
2 5 (11.36%) Microsoft Certification
3 4 (9.09%) CCNA
3 4 (9.09%) Cisco Certification
3 4 (9.09%) SC Cleared
3 4 (9.09%) Security Cleared
4 2 (4.55%) CCNP
4 2 (4.55%) Computer Science Degree
4 2 (4.55%) ITIL Foundation Certificate
4 2 (4.55%) MBA
4 2 (4.55%) MCSA
4 2 (4.55%) MCSE
4 2 (4.55%) RHCE
5 1 (2.27%) AWS Certification
Quality Assurance & Compliance
1 8 (18.18%) ISO/IEC 27001
2 3 (6.82%) SLA
3 2 (4.55%) PCI DSS
System Software
1 12 (27.27%) Hyper-V
2 11 (25.00%) Docker
3 8 (18.18%) Active Directory
4 5 (11.36%) VMware Infrastructure
5 2 (4.55%) iptables
5 2 (4.55%) Squid
5 2 (4.55%) vSphere
6 1 (2.27%) Postfix
6 1 (2.27%) Terminal Services
6 1 (2.27%) Virtual Machines
6 1 (2.27%) VirtualBox
Systems Management
1 11 (25.00%) Puppet
2 10 (22.73%) SCCM
3 9 (20.45%) HAProxy
4 7 (15.91%) Nagios
5 6 (13.64%) Ansible
6 5 (11.36%) Opscode Chef
7 4 (9.09%) Kubernetes
7 4 (9.09%) Terraform
8 3 (6.82%) Docker Swarm
8 3 (6.82%) Kibana
8 3 (6.82%) logstash
8 3 (6.82%) Packer
9 2 (4.55%) Backup Exec
9 2 (4.55%) Consul
9 2 (4.55%) Grafana
9 2 (4.55%) Graphite
9 2 (4.55%) NetBackup
9 2 (4.55%) Prometheus
9 2 (4.55%) SELinux
9 2 (4.55%) vCenter Server
Vendors
1 17 (38.64%) Red Hat
2 12 (27.27%) Microsoft
3 11 (25.00%) Veeam
4 9 (20.45%) Nimble Storage
5 7 (15.91%) Imperva
6 6 (13.64%) VMware
7 5 (11.36%) Cisco
7 5 (11.36%) Oracle
8 4 (9.09%) Percona
9 2 (4.55%) Acronis
9 2 (4.55%) Meraki
9 2 (4.55%) Splunk
9 2 (4.55%) Symantec
10 1 (2.27%) Atlassian
10 1 (2.27%) Fujitsu
10 1 (2.27%) Google
10 1 (2.27%) IBM
10 1 (2.27%) Juniper
10 1 (2.27%) New Relic