Period
to 21 September 2019

The following table provides summary statistics for permanent job vacancies advertised in the North West 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 21 September 2019 with a comparison to the same period in the previous 2 years.

CentOS Linux
England > North West
6 months to
21 Sep 2019
Same period 2018 Same period 2017
Rank 256 294 298
Rank change year-on-year +38 +4 -7
Permanent jobs citing CentOS 77 65 81
As % of all permanent IT jobs advertised in the North West 0.74% 0.55% 0.62%
As % of the Operating Systems category 3.51% 2.51% 2.68%
Number of salaries quoted 53 45 62
North West median annual salary £40,000 £45,000 £43,000
Median salary % change year-on-year -11.11% +4.65% +19.44%
10th Percentile £29,375 £29,450 £30,000
90th Percentile £54,750 £59,500 £66,250
England median annual salary £50,000 £55,000 £50,000
% change year-on-year -9.09% +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 West with a requirement for operating system skills.

All Operating Systems
North West
Permanent vacancies with a requirement for operating system skills 2,192 2,594 3,026
As % of all permanent IT jobs advertised in the North West 20.99% 21.75% 22.98%
Number of salaries quoted 1,637 2,080 2,482
North West median annual salary £40,000 £40,000 £37,500
Median salary % change year-on-year - +6.67% -
10th Percentile £22,000 £21,250 £22,000
90th Percentile £65,000 £63,750 £57,500
England median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% -

CentOS
Job Vacancy Trend in the North West

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

Job vacancy trend for CentOS in the North West

CentOS
Salary Trend in the North West

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

Salary trend for CentOS in the North West

CentOS
Salary Histogram in the North West

The salary distribution of IT jobs citing CentOS in the North West over the 6 months to 21 September 2019.

Salary histogram for CentOS in the North West

CentOS
Job Locations in the North West

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the North West region over the 6 months to 21 September 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
Manchester +35 53 £48,000 +12.94% 9
Cheshire +42 18 £32,500 -31.58% 1
Merseyside -8 5 £45,000 -5.26%
Lancashire -29 1 - -
CentOS
England

For the 6 months to 21 September 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 North West region with a requirement for CentOS.

1 77 (100.00%) Linux
2 41 (53.25%) Ubuntu
3 39 (50.65%) Red Hat Enterprise Linux
4 37 (48.05%) Agile Software Development
5 35 (45.45%) Jenkins
6 34 (44.16%) DevOps
6 34 (44.16%) Software Engineering
6 34 (44.16%) Python
7 33 (42.86%) Degree
8 31 (40.26%) Windows
8 31 (40.26%) Git (software)
9 30 (38.96%) C++
9 30 (38.96%) Java
10 29 (37.66%) Red Hat
10 29 (37.66%) JIRA
10 29 (37.66%) AWS
11 28 (36.36%) Test Automation
12 27 (35.06%) Windows Server
13 26 (33.77%) Azure
14 24 (31.17%) Open Source
14 24 (31.17%) Ansible
15 22 (28.57%) DNS
15 22 (28.57%) C
16 21 (27.27%) Cisco
16 21 (27.27%) SUSE
16 21 (27.27%) SDLC
16 21 (27.27%) Computer Science
17 20 (25.97%) Time Management
17 20 (25.97%) Gerrit
17 20 (25.97%) OpenJDK

CentOS
Co-occurring IT Skills in the North West 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 13 (16.88%) SharePoint
2 9 (11.69%) Apache
2 9 (11.69%) Confluence
3 7 (9.09%) nginx
4 4 (5.19%) WordPress
5 2 (2.60%) Skype for Business
6 1 (1.30%) CloudStack
6 1 (1.30%) IIS
6 1 (1.30%) MS Exchange
6 1 (1.30%) OpenStack
6 1 (1.30%) Tomcat
Cloud Services
1 29 (37.66%) AWS
2 26 (33.77%) Azure
3 15 (19.48%) GCP
4 14 (18.18%) Office 365
5 7 (9.09%) Cloud Computing
6 3 (3.90%) GitHub
7 2 (2.60%) IaaS
8 1 (1.30%) Amazon ECS
Communications & Networking
1 22 (28.57%) DNS
2 19 (24.68%) VLAN
3 18 (23.38%) Firewall
4 7 (9.09%) BGP
4 7 (9.09%) Cisco ASA
4 7 (9.09%) Cisco Firepower
4 7 (9.09%) HSRP
4 7 (9.09%) IPv6
4 7 (9.09%) MPLS
4 7 (9.09%) OSPF
4 7 (9.09%) VPLS
4 7 (9.09%) VRRP
4 7 (9.09%) VXLAN
5 4 (5.19%) Network Security
5 4 (5.19%) SSH
6 3 (3.90%) TCP/IP
6 3 (3.90%) VPN
7 2 (2.60%) IPv4
7 2 (2.60%) SAN
7 2 (2.60%) SMTP
Database & Business Intelligence
1 13 (16.88%) MySQL
2 2 (2.60%) NoSQL
2 2 (2.60%) PostgreSQL
3 1 (1.30%) MongoDB
3 1 (1.30%) Relational Database
3 1 (1.30%) SQL Server
Development Applications
1 35 (45.45%) Jenkins
2 31 (40.26%) Git (software)
3 29 (37.66%) JIRA
4 20 (25.97%) Gerrit
5 9 (11.69%) Atlassian Bamboo
6 8 (10.39%) Selenium
7 7 (9.09%) Bitbucket
7 7 (9.09%) Bitbucket Server
7 7 (9.09%) JUnit
8 4 (5.19%) GitLab
9 2 (2.60%) Sonatype Nexus
General
1 9 (11.69%) Public Sector
2 5 (6.49%) Finance
3 3 (3.90%) Legal
4 1 (1.30%) Banking
4 1 (1.30%) Law
Job Titles
1 21 (27.27%) Software Engineer
2 16 (20.78%) Senior Software Engineer
3 15 (19.48%) Compiler Engineer
3 15 (19.48%) Senior Compiler Engineer
4 14 (18.18%) Linux Engineer
5 13 (16.88%) DevOps Engineer
5 13 (16.88%) Systems Engineer
6 12 (15.58%) Network Systems Engineer
7 9 (11.69%) Linux Systems Engineer
8 8 (10.39%) Infrastructure Engineer
9 7 (9.09%) Cloud Engineer
9 7 (9.09%) Developer
9 7 (9.09%) Network Engineer
9 7 (9.09%) PHP Developer
10 4 (5.19%) Linux Scripter
10 4 (5.19%) PowerShell Engineer
10 4 (5.19%) Server Engineer
11 3 (3.90%) Administrator
11 3 (3.90%) Linux DevOps Engineer
11 3 (3.90%) Linux/Unix DevOps
Libraries, Frameworks & Software Standards
1 20 (25.97%) OpenJDK
2 9 (11.69%) Java EE
3 8 (10.39%) CSS
3 8 (10.39%) HTML
3 8 (10.39%) jQuery
4 6 (7.79%) LAMP
4 6 (7.79%) LEMP Stack
5 5 (6.49%) .NET
5 5 (6.49%) Node.js
5 5 (6.49%) Spring
6 4 (5.19%) AngularJS
6 4 (5.19%) ASP.NET
6 4 (5.19%) Laravel
6 4 (5.19%) LESS
6 4 (5.19%) REST
6 4 (5.19%) Sass
6 4 (5.19%) SOAP
6 4 (5.19%) Vue.js
6 4 (5.19%) Web Services
6 4 (5.19%) XML
Miscellaneous
1 20 (25.97%) Self-Motivation
1 20 (25.97%) Smartphone
1 20 (25.97%) Virtual Team
2 12 (15.58%) Analytical Skills
3 10 (12.99%) Public Cloud
4 7 (9.09%) Data Centre
4 7 (9.09%) Hybrid Cloud
4 7 (9.09%) Wiki
5 5 (6.49%) User Experience
6 2 (2.60%) Linux Command Line
6 2 (2.60%) Management Information System
7 1 (1.30%) Video Conferencing
Operating Systems
1 77 (100.00%) Linux
2 41 (53.25%) Ubuntu
3 39 (50.65%) Red Hat Enterprise Linux
4 31 (40.26%) Windows
5 27 (35.06%) Windows Server
6 21 (27.27%) SUSE
7 13 (16.88%) Mac OS X
8 12 (15.58%) Windows 10
9 8 (10.39%) Debian
10 4 (5.19%) Unix
11 2 (2.60%) Android
11 2 (2.60%) Apple iOS
11 2 (2.60%) HPUX
11 2 (2.60%) Windows Server 2008
11 2 (2.60%) Windows Server 2012
12 1 (1.30%) AIX
Processes & Methodologies
1 37 (48.05%) Agile Software Development
2 34 (44.16%) DevOps
2 34 (44.16%) Software Engineering
3 28 (36.36%) Test Automation
4 24 (31.17%) Open Source
5 21 (27.27%) Computer Science
5 21 (27.27%) SDLC
6 20 (25.97%) Open Source Development
6 20 (25.97%) Performance Analysis
6 20 (25.97%) Performance Tuning
6 20 (25.97%) Time Management
7 14 (18.18%) Disaster Recovery
8 13 (16.88%) Data Protection
9 12 (15.58%) Artificial Intelligence
9 12 (15.58%) Data Science
9 12 (15.58%) Project Delivery
9 12 (15.58%) Task Automation
10 10 (12.99%) Scrum
11 9 (11.69%) Change Management
11 9 (11.69%) Infrastructure Engineering
Programming Languages
1 34 (44.16%) Python
2 30 (38.96%) C++
2 30 (38.96%) Java
3 22 (28.57%) C
4 18 (23.38%) Bash Shell
5 14 (18.18%) PowerShell
6 13 (16.88%) PHP
7 6 (7.79%) SQL
8 5 (6.49%) JavaScript
9 4 (5.19%) Ruby
10 2 (2.60%) Perl
11 1 (1.30%) C#
11 1 (1.30%) Shell Script
Qualifications
1 33 (42.86%) Degree
2 20 (25.97%) Computer Science Degree
3 12 (15.58%) MCSA
3 12 (15.58%) Microsoft Certification
3 12 (15.58%) RHCA
4 8 (10.39%) Cisco Certification
5 7 (9.09%) SC Cleared
5 7 (9.09%) Security Cleared
6 1 (1.30%) (ISC)2 CCSP
6 1 (1.30%) CCSP
6 1 (1.30%) CEH
6 1 (1.30%) CISSP
6 1 (1.30%) GSEC
6 1 (1.30%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 2 (2.60%) ISO/IEC 27001
2 1 (1.30%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 20 (25.97%) Virtual Machines
2 16 (20.78%) Docker
3 15 (19.48%) Active Directory
3 15 (19.48%) VMware ESXi
4 12 (15.58%) pfSense
5 5 (6.49%) VMware Infrastructure
6 2 (2.60%) vSphere
6 2 (2.60%) XenApp
7 1 (1.30%) Hyper-V
7 1 (1.30%) KVM
Systems Management
1 24 (31.17%) Ansible
2 14 (18.18%) Microsoft Intune
3 7 (9.09%) Terraform
4 6 (7.79%) Kubernetes
5 5 (6.49%) Puppet
6 3 (3.90%) AirWatch
6 3 (3.90%) Docker Swarm
6 3 (3.90%) Prometheus
7 2 (2.60%) Consul
7 2 (2.60%) cPanel
7 2 (2.60%) FortiGate
7 2 (2.60%) Grafana
7 2 (2.60%) Graphite
7 2 (2.60%) Jamf Pro
7 2 (2.60%) Packer
7 2 (2.60%) Plesk
7 2 (2.60%) Single Sign-On
8 1 (1.30%) EMC NetWorker
8 1 (1.30%) Nagios
8 1 (1.30%) WSUS
Vendors
1 29 (37.66%) Red Hat
2 21 (27.27%) Cisco
3 20 (25.97%) Microsoft
4 19 (24.68%) Dell
5 18 (23.38%) VMware
6 14 (18.18%) HP
7 12 (15.58%) Aruba
7 12 (15.58%) CommVault
7 12 (15.58%) Meraki
7 12 (15.58%) WatchGuard
8 9 (11.69%) Juniper
9 7 (9.09%) Arista
10 3 (3.90%) Citrix
10 3 (3.90%) Fortinet
10 3 (3.90%) Palo Alto
11 2 (2.60%) McAfee
11 2 (2.60%) Zscaler
12 1 (1.30%) Aerohive Networks
12 1 (1.30%) Mitel
12 1 (1.30%) Splunk