Period
to 16 January 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 16 January 2019 with a comparison to the same period in the previous 2 years.

CentOS Linux
England > West Midlands
6 months to
16 Jan 2019
Same period 2018 Same period 2017
Rank 243 251 281
Rank change year-on-year +8 +30 +11
Permanent jobs citing CentOS 27 70 46
As % of all permanent IT jobs advertised in the West Midlands 0.35% 0.71% 0.44%
As % of the Operating Systems category 1.79% 3.41% 2.09%
Number of salaries quoted 21 66 36
West Midlands median annual salary £27,500 £35,750 £50,000
Median salary % change year-on-year -23.08% -28.50% +30.72%
10th Percentile £25,000 £28,750 £32,250
90th Percentile £65,000 £53,125 £71,250
England median annual salary £55,000 £50,000 £50,000
% change year-on-year +10.00% - +5.26%

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 1,511 2,053 2,200
As % of all permanent IT jobs advertised in the West Midlands 19.49% 20.95% 20.99%
Number of salaries quoted 1,243 1,743 1,875
West Midlands median annual salary £40,000 £35,000 £35,000
Median salary % change year-on-year +14.29% - -6.67%
10th Percentile £22,750 £21,250 £21,250
90th Percentile £62,500 £57,500 £56,250
England median annual salary £47,500 £45,000 £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 16 January 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 16 January 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
Birmingham +5 16 £27,500 -21.43% 7
Shropshire - 6 £72,500 -
Worcestershire 0 2 £45,000 -2.17%
Staffordshire +24 1 £40,000 -30.43% 2
Dudley - 1 £25,000 -
Wednesbury - 1 £45,000 -
CentOS
England

For the 6 months to 16 January 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 27 (100.00%) Linux
2 18 (66.67%) Windows
2 18 (66.67%) Microsoft
2 18 (66.67%) NoSQL
3 15 (55.56%) Windows Server
4 13 (48.15%) Docker
5 12 (44.44%) Ansible
5 12 (44.44%) Windows 8
5 12 (44.44%) Windows 7
5 12 (44.44%) SQL Server
5 12 (44.44%) Agile Software Development
5 12 (44.44%) Windows 10
6 11 (40.74%) Apache NiFi
6 11 (40.74%) Python
6 11 (40.74%) Middleware
6 11 (40.74%) Amazon AWS
6 11 (40.74%) MongoDB
6 11 (40.74%) Puppet
6 11 (40.74%) Elasticsearch
6 11 (40.74%) RabbitMQ
6 11 (40.74%) Kafka
7 10 (37.04%) Red Hat Enterprise Linux
7 10 (37.04%) Packer
7 10 (37.04%) Terraform
7 10 (37.04%) DevOps
7 10 (37.04%) Kubernetes
8 9 (33.33%) Elastic Stack
8 9 (33.33%) Microsoft Azure
8 9 (33.33%) Atlassian Bamboo
8 9 (33.33%) Continuous Integration

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 11 (40.74%) Elasticsearch
2 3 (11.11%) Confluence
3 1 (3.70%) Apache
3 1 (3.70%) Exchange Server 2010
3 1 (3.70%) Exchange Server 2013
3 1 (3.70%) IIS
3 1 (3.70%) MS Exchange
Cloud Services
1 11 (40.74%) Amazon AWS
2 9 (33.33%) Microsoft Azure
3 6 (22.22%) GitHub
4 4 (14.81%) Cloud Computing
5 3 (11.11%) Amazon CloudWatch
5 3 (11.11%) AWS CloudFormation
5 3 (11.11%) Datadog
5 3 (11.11%) Google Cloud Platform
6 2 (7.41%) Office 365
7 1 (3.70%) Azure Active Directory
7 1 (3.70%) IaaS
7 1 (3.70%) OpenShift
7 1 (3.70%) PaaS
Communications & Networking
1 3 (11.11%) Extranet
1 3 (11.11%) Firewall
2 2 (7.41%) DHCP
2 2 (7.41%) DNS
2 2 (7.41%) SSH
3 1 (3.70%) FTP
3 1 (3.70%) SSL
3 1 (3.70%) TCP/IP
3 1 (3.70%) VLAN
3 1 (3.70%) VoIP
3 1 (3.70%) VPN
Database & Business Intelligence
1 18 (66.67%) NoSQL
2 12 (44.44%) SQL Server
3 11 (40.74%) MongoDB
4 3 (11.11%) MySQL
5 1 (3.70%) Apache Cassandra
5 1 (3.70%) Azure SQL Database
5 1 (3.70%) PostgreSQL
5 1 (3.70%) SQL Server 2016
Development Applications
1 9 (33.33%) Atlassian Bamboo
1 9 (33.33%) Jenkins
2 6 (22.22%) GitLab
3 5 (18.52%) Git (software)
4 4 (14.81%) JIRA
5 3 (11.11%) Travis CI
5 3 (11.11%) Vagrant
6 1 (3.70%) Visual Studio
General
1 8 (29.63%) Banking
1 8 (29.63%) Investment Banking
2 3 (11.11%) Finance
3 1 (3.70%) Marketing
Job Titles
1 11 (40.74%) Senior Support Engineer
1 11 (40.74%) Senior Technical Engineer
1 11 (40.74%) Senior Technical Support
1 11 (40.74%) Senior Technical Support Engineer
1 11 (40.74%) Support Engineer
1 11 (40.74%) Technical Engineer
1 11 (40.74%) Technical Support
1 11 (40.74%) Technical Support Engineer
2 9 (33.33%) DevOps Engineer
3 5 (18.52%) Platform Engineer
4 2 (7.41%) Administrator
4 2 (7.41%) Systems Administrator
5 1 (3.70%) Architect
5 1 (3.70%) IT Manager
5 1 (3.70%) Linux Administrator
5 1 (3.70%) Linux Engineer
5 1 (3.70%) Linux Systems Administrator
5 1 (3.70%) Security Administrator
5 1 (3.70%) Security Engineer
5 1 (3.70%) Solutions Architect
Libraries, Frameworks & Software Standards
1 11 (40.74%) Apache NiFi
1 11 (40.74%) Kafka
1 11 (40.74%) Middleware
1 11 (40.74%) RabbitMQ
2 9 (33.33%) Elastic Stack
3 3 (11.11%) FIX Protocol
3 3 (11.11%) JSON
3 3 (11.11%) REST
3 3 (11.11%) SOAP
3 3 (11.11%) XML
Miscellaneous
1 4 (14.81%) Linux Command Line
2 3 (11.11%) Analytical Skills
3 1 (3.70%) Clustering
Operating Systems
1 27 (100.00%) Linux
2 18 (66.67%) Windows
3 15 (55.56%) Windows Server
4 12 (44.44%) Windows 10
4 12 (44.44%) Windows 7
4 12 (44.44%) Windows 8
5 10 (37.04%) Red Hat Enterprise Linux
6 4 (14.81%) Ubuntu
6 4 (14.81%) Windows Server 2008
7 3 (11.11%) DC/OS
8 1 (3.70%) Solaris
8 1 (3.70%) SUSE
8 1 (3.70%) Unix
8 1 (3.70%) Windows Server 2012
Processes & Methodologies
1 12 (44.44%) Agile Software Development
2 10 (37.04%) DevOps
3 9 (33.33%) Continuous Integration
4 8 (29.63%) Configuration Management
4 8 (29.63%) Data Management
4 8 (29.63%) Open Source
4 8 (29.63%) Use Case
5 6 (22.22%) High Availability
5 6 (22.22%) IT Strategy
5 6 (22.22%) Load Balancing
5 6 (22.22%) Microservices
5 6 (22.22%) SDLC
5 6 (22.22%) User-Centered Design (UCD)
6 5 (18.52%) Mentoring
7 4 (14.81%) Continuous Delivery
7 4 (14.81%) E-Procurement
7 4 (14.81%) ITIL
8 3 (11.11%) Business Transformation
8 3 (11.11%) Problem-Solving
8 3 (11.11%) Server Monitoring
Programming Languages
1 11 (40.74%) Python
2 8 (29.63%) SQL
3 6 (22.22%) Ruby
4 1 (3.70%) Bash Shell
4 1 (3.70%) Java
4 1 (3.70%) PowerShell
4 1 (3.70%) Shell Script
Qualifications
1 6 (22.22%) AWS Certification
1 6 (22.22%) RHCE
2 5 (18.52%) RHCSA
3 4 (14.81%) Security Cleared
4 1 (3.70%) Microsoft Certification
4 1 (3.70%) SC Cleared
Quality Assurance & Compliance
1 1 (3.70%) PCI DSS
System Software
1 13 (48.15%) Docker
2 7 (25.93%) Hyper-V
2 7 (25.93%) VMware Infrastructure
3 3 (11.11%) Active Directory
3 3 (11.11%) Virtual Machines
3 3 (11.11%) VirtualBox
4 1 (3.70%) iptables
4 1 (3.70%) KVM
4 1 (3.70%) pfSense
4 1 (3.70%) Postfix
4 1 (3.70%) Squid
4 1 (3.70%) VMware ESXi
Systems Management
1 12 (44.44%) Ansible
2 11 (40.74%) Puppet
3 10 (37.04%) Kubernetes
3 10 (37.04%) Packer
3 10 (37.04%) Terraform
4 8 (29.63%) Docker Swarm
5 6 (22.22%) Consul
5 6 (22.22%) Grafana
5 6 (22.22%) Graphite
5 6 (22.22%) Prometheus
6 5 (18.52%) Opsview
7 3 (11.11%) Opscode Chef
8 1 (3.70%) Nagios
8 1 (3.70%) Red Hat Spacewalk
8 1 (3.70%) rkt
8 1 (3.70%) SELinux
Vendors
1 18 (66.67%) Microsoft
2 9 (33.33%) Red Hat
3 8 (29.63%) Splunk
4 7 (25.93%) VMware
5 3 (11.11%) Google
5 3 (11.11%) New Relic
6 1 (3.70%) arcserve
6 1 (3.70%) Atlassian
6 1 (3.70%) McAfee
6 1 (3.70%) Sophos