Period
to 19 January 2021

The following table provides summary statistics for permanent job vacancies advertised in the North of England 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 19 January 2021 with a comparison to the same period in the previous 2 years.

CentOS Linux
England > North of England
6 months to
19 Jan 2021
Same period 2020 Same period 2019
Rank 240 339 344
Rank change year-on-year +99 +5 -40
Permanent jobs citing CentOS 63 55 112
As % of all permanent jobs advertised in the North of England 0.66% 0.34% 0.58%
As % of the Operating Systems category 3.26% 1.65% 2.59%
Number of salaries quoted 56 42 63
Median annual salary £45,000 £51,250 £40,000
Median salary % change year-on-year -12.20% +28.13% -20.00%
10th Percentile £32,500 £31,000 £29,500
90th Percentile £60,938 £55,000 £57,500
England median annual salary £52,500 £55,000 £55,000
% change year-on-year -4.55% - +10.00%

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 North of England with a requirement for operating system skills.

All Operating Systems
North of England
Permanent vacancies with a requirement for operating system skills 1,935 3,334 4,330
As % of all permanent IT jobs advertised in the North of England 20.34% 20.81% 22.54%
Number of salaries quoted 1,682 2,730 3,516
Median annual salary £45,000 £40,000 £40,000
Median salary % change year-on-year +12.50% - +6.67%
10th Percentile £25,750 £22,000 £22,000
90th Percentile £65,000 £65,000 £65,000
England median annual salary £50,000 £45,000 £47,500
% change year-on-year +11.11% -5.26% +5.56%

CentOS
Job Vacancy Trend in the North of England

Job postings citing CentOS as a proportion of all IT jobs advertised in the North of England.

Job vacancy trend for CentOS in the North of England

CentOS
Salary Trend in the North of England

3-month moving average salary quoted in jobs citing CentOS in the North of England.

Salary trend for CentOS in the North of England

CentOS
Salary Histogram in the North of England

Salary distribution for jobs citing CentOS in the North of England over the 6 months to 19 January 2021.

Salary histogram for CentOS in the North of England

CentOS
Job Locations in the North of England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the North of England region over the 6 months to 19 January 2021. 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
North West +78 39 £51,250 -2.38% 12
Yorkshire +43 24 £42,000 +15.07% 5
CentOS
England

For the 6 months to 19 January 2021, 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 North of England region with a requirement for CentOS.

1 63 (100.00%) Linux
2 30 (47.62%) Puppet
2 30 (47.62%) DevOps
3 29 (46.03%) Red Hat Enterprise Linux
4 22 (34.92%) Red Hat
4 22 (34.92%) Configuration Management
5 21 (33.33%) Windows
6 19 (30.16%) AWS
7 18 (28.57%) Open Source
7 18 (28.57%) Python
8 17 (26.98%) Git (software)
9 16 (25.40%) Public Sector
10 14 (22.22%) Docker
10 14 (22.22%) Bash Shell
11 13 (20.63%) VMware
11 13 (20.63%) DNS
11 13 (20.63%) PHP
11 13 (20.63%) MySQL
12 12 (19.05%) Ansible
12 12 (19.05%) Kubernetes
13 11 (17.46%) Microservices
13 11 (17.46%) Terraform
13 11 (17.46%) Grafana
14 10 (15.87%) Elastic Stack
14 10 (15.87%) GitLab
14 10 (15.87%) Graphite
14 10 (15.87%) Opscode Chef
14 10 (15.87%) GitHub
14 10 (15.87%) SQL
14 10 (15.87%) Ruby

CentOS
Co-occurring IT Skills in the North of England 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 7 (11.11%) Apache
2 5 (7.94%) Apache Solr
2 5 (7.94%) Elasticsearch
3 4 (6.35%) Tomcat
4 1 (1.59%) nginx
Applications
1 1 (1.59%) Adobe XD
1 1 (1.59%) Photoshop
Cloud Services
1 19 (30.16%) AWS
2 10 (15.87%) GitHub
3 8 (12.70%) Cloud Computing
4 7 (11.11%) Amazon EC2
5 6 (9.52%) Amazon ElastiCache
6 4 (6.35%) Azure
6 4 (6.35%) CloudFront
6 4 (6.35%) Route 53
7 2 (3.17%) Amazon CloudWatch
8 1 (1.59%) Amazon EKS
8 1 (1.59%) Amazon S3
8 1 (1.59%) AWS CloudFormation
8 1 (1.59%) GCP
8 1 (1.59%) npm
8 1 (1.59%) Office 365
Communications & Networking
1 13 (20.63%) DNS
2 7 (11.11%) DHCP
3 6 (9.52%) Internet
4 3 (4.76%) Cisco ASA
4 3 (4.76%) Cisco IOS
4 3 (4.76%) VPN
5 2 (3.17%) HTTP
5 2 (3.17%) HTTPS
5 2 (3.17%) Kerberos
5 2 (3.17%) Network Security
6 1 (1.59%) Firewall
6 1 (1.59%) SAN
Database & Business Intelligence
1 13 (20.63%) MySQL
2 8 (12.70%) NoSQL
3 4 (6.35%) Amazon RDS
4 2 (3.17%) InterSystems Cache
4 2 (3.17%) Redis
4 2 (3.17%) SQL Server
5 1 (1.59%) MongoDB
5 1 (1.59%) Neo4j
5 1 (1.59%) PostgreSQL
Development Applications
1 17 (26.98%) Git (software)
2 10 (15.87%) GitLab
3 8 (12.70%) Atlassian Bamboo
3 8 (12.70%) Jenkins
4 2 (3.17%) Bitbucket
5 1 (1.59%) Codeception
5 1 (1.59%) PHPUnit
General
1 16 (25.40%) Public Sector
2 9 (14.29%) Games
3 8 (12.70%) Finance
4 7 (11.11%) Law
5 1 (1.59%) Front Office
5 1 (1.59%) Retail
Job Titles
1 32 (50.79%) Linux Engineer
2 17 (26.98%) DevOps Engineer
3 13 (20.63%) Senior Linux Engineer
4 10 (15.87%) Platform Engineer
5 8 (12.70%) Developer
5 8 (12.70%) Linux DevOps Engineer
5 8 (12.70%) Linux/Unix DevOps
6 7 (11.11%) Linux Systems Engineer
7 6 (9.52%) Senior DevOps
7 6 (9.52%) Senior DevOps Engineer
8 5 (7.94%) Linux Systems Administrator
8 5 (7.94%) PHP Developer
8 5 (7.94%) Systems Administrator
9 4 (6.35%) Administrator
9 4 (6.35%) Linux Administrator
9 4 (6.35%) Systems Engineer
10 3 (4.76%) Cisco Engineer
10 3 (4.76%) Cisco Network Engineer
10 3 (4.76%) Citrix Hypervisor Engineer
10 3 (4.76%) Network Engineer
Libraries, Frameworks & Software Standards
1 10 (15.87%) Elastic Stack
2 8 (12.70%) CSS
2 8 (12.70%) HTML
3 4 (6.35%) .NET
3 4 (6.35%) AngularJS
3 4 (6.35%) jQuery
3 4 (6.35%) RESTful
4 3 (4.76%) Kafka
4 3 (4.76%) React
5 2 (3.17%) Apache NiFi
5 2 (3.17%) Dropwizard
5 2 (3.17%) Flash
5 2 (3.17%) Laravel
5 2 (3.17%) Middleware
5 2 (3.17%) Spring
6 1 (1.59%) CakePHP
6 1 (1.59%) Flutter
6 1 (1.59%) LAMP
6 1 (1.59%) LEMP Stack
6 1 (1.59%) Symfony
Miscellaneous
1 8 (12.70%) Data Centre
1 8 (12.70%) Public Cloud
2 6 (9.52%) Greenfield Project
2 6 (9.52%) Xbox
3 1 (1.59%) Life Science
3 1 (1.59%) Linux Command Line
3 1 (1.59%) PKI
3 1 (1.59%) User Experience
Operating Systems
1 63 (100.00%) Linux
2 29 (46.03%) Red Hat Enterprise Linux
3 21 (33.33%) Windows
4 10 (15.87%) Ubuntu
5 9 (14.29%) Debian
6 4 (6.35%) Fedora
7 3 (4.76%) Solaris
7 3 (4.76%) Unix
8 2 (3.17%) OpenBSD
8 2 (3.17%) Windows Server 2016
9 1 (1.59%) Apple iOS
9 1 (1.59%) Mac OS X
9 1 (1.59%) Windows 10
9 1 (1.59%) Windows Server 2008
9 1 (1.59%) Windows Server 2012
9 1 (1.59%) Windows Server 2019
Processes & Methodologies
1 30 (47.62%) DevOps
2 22 (34.92%) Configuration Management
3 18 (28.57%) Open Source
4 11 (17.46%) Microservices
5 10 (15.87%) Software Engineering
6 9 (14.29%) Agile Software Development
6 9 (14.29%) High Availability
7 8 (12.70%) Continuous Delivery
7 8 (12.70%) Continuous Integration
7 8 (12.70%) E-Procurement
7 8 (12.70%) Infrastructure Automation
7 8 (12.70%) Infrastructure Engineering
7 8 (12.70%) IT Strategy
7 8 (12.70%) Load Balancing
7 8 (12.70%) User-Centered Design (UCD)
8 7 (11.11%) Change Management
8 7 (11.11%) ITIL
8 7 (11.11%) Problem-Solving
9 6 (9.52%) E-Commerce
10 5 (7.94%) Project Management
Programming Languages
1 18 (28.57%) Python
2 14 (22.22%) Bash Shell
3 13 (20.63%) PHP
4 10 (15.87%) Ruby
4 10 (15.87%) SQL
5 9 (14.29%) Go
6 4 (6.35%) JavaScript
7 2 (3.17%) C#
7 2 (3.17%) Perl
7 2 (3.17%) VB
8 1 (1.59%) TypeScript
Qualifications
1 8 (12.70%) AWS Certification
2 7 (11.11%) Degree
2 7 (11.11%) RHCE
3 3 (4.76%) CCNA
3 3 (4.76%) Cisco Certification
Quality Assurance & Compliance
1 4 (6.35%) OpenSCAP
2 1 (1.59%) WCAG
System Software
1 14 (22.22%) Docker
2 6 (9.52%) VMware Infrastructure
3 5 (7.94%) Active Directory
3 5 (7.94%) Citrix Hypervisor
4 2 (3.17%) Virtual Machines
5 1 (1.59%) NFS
Systems Management
1 30 (47.62%) Puppet
2 12 (19.05%) Ansible
2 12 (19.05%) Kubernetes
3 11 (17.46%) Grafana
3 11 (17.46%) Terraform
4 10 (15.87%) Graphite
4 10 (15.87%) Opscode Chef
5 9 (14.29%) Prometheus
6 5 (7.94%) Capistrano
7 2 (3.17%) Kibana
7 2 (3.17%) logstash
7 2 (3.17%) WSUS
7 2 (3.17%) ZABBIX
8 1 (1.59%) Consul
8 1 (1.59%) Docker Swarm
8 1 (1.59%) Icinga
8 1 (1.59%) Nagios
8 1 (1.59%) Packer
8 1 (1.59%) Rancher
8 1 (1.59%) Salt
Vendors
1 22 (34.92%) Red Hat
2 13 (20.63%) VMware
3 8 (12.70%) Splunk
4 4 (6.35%) Cisco
5 3 (4.76%) Citrix
5 3 (4.76%) Dell
6 2 (3.17%) Microsoft
6 2 (3.17%) Oracle
6 2 (3.17%) SonicWALL
7 1 (1.59%) Adobe
7 1 (1.59%) TOWER Software