Period
to 31 March 2020

The following table provides summary statistics for permanent job vacancies advertised in the South 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 31 March 2020 with a comparison to the same period in the previous 2 years.

CentOS Linux
England > South West
6 months to
31 Mar 2020
Same period 2019 Same period 2018
Rank 192 204 258
Rank change year-on-year +12 +54 +14
Permanent jobs citing CentOS 102 137 98
As % of all permanent jobs advertised in the South West 1.31% 1.37% 0.93%
As % of the Operating Systems category 5.07% 5.00% 3.44%
Number of salaries quoted 97 128 89
Median annual salary £50,000 £47,500 £42,500
Median salary % change year-on-year +5.26% +11.76% +13.33%
10th Percentile £30,000 £36,000 £32,500
90th Percentile £77,500 £76,250 £60,050
England median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% -4.76%

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 South West with a requirement for operating system skills.

All Operating Systems
South West
Permanent vacancies with a requirement for operating system skills 2,010 2,739 2,846
As % of all permanent IT jobs advertised in the South West 25.73% 27.36% 27.08%
Number of salaries quoted 1,607 2,137 2,261
Median annual salary £40,000 £40,000 £40,000
10th Percentile £24,250 £25,250 £23,000
90th Percentile £60,000 £61,250 £58,750
England median annual salary £47,500 £47,500 £47,000
% change year-on-year - +1.06% +4.44%

CentOS
Job Vacancy Trend in the South West

Job postings citing CentOS as a proportion of all IT jobs advertised in the South West.

Job vacancy trend for CentOS in the South West

CentOS
Salary Trend in the South West

3-month moving average salary quoted in jobs citing CentOS in the South West.

Salary trend for CentOS in the South West

CentOS
Salary Histogram in the South West

Salary distribution for jobs citing CentOS in the South West over the 6 months to 31 March 2020.

Salary histogram for CentOS in the South West

CentOS
Job Locations in the South West

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the South West region over the 6 months to 31 March 2020. 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
Wiltshire +13 33 £55,000 -14.06% 5
Gloucestershire +2 31 £55,000 +15.79% 11
Somerset +17 12 £50,000 -9.09% 3
Bristol +9 10 £42,500 -5.03%
Cornwall - 10 £35,000 -
Dorset +33 3 £50,000 +25.00% 1
Devon -5 3 £40,000 -5.88%
CentOS
England

For the 6 months to 31 March 2020, 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 South West region with a requirement for CentOS.

1 102 (100.00%) Linux
2 62 (60.78%) Red Hat
3 46 (45.10%) Windows
4 43 (42.16%) Python
4 43 (42.16%) DevOps
5 39 (38.24%) Docker
5 39 (38.24%) Security Cleared
6 37 (36.27%) Kubernetes
7 36 (35.29%) Red Hat Enterprise Linux
8 34 (33.33%) Ubuntu
9 33 (32.35%) Agile Software Development
9 33 (32.35%) AWS
9 33 (32.35%) Puppet
9 33 (32.35%) Apache
9 33 (32.35%) Ansible
10 31 (30.39%) Azure
11 29 (28.43%) JIRA
11 29 (28.43%) Microsoft
12 28 (27.45%) DV Cleared
13 27 (26.47%) ITIL
13 27 (26.47%) Windows Server
14 26 (25.49%) Jenkins
14 26 (25.49%) VMware
15 25 (24.51%) Test Automation
16 23 (22.55%) Bash Shell
16 23 (22.55%) Configuration Management
17 22 (21.57%) VMware Infrastructure
17 22 (21.57%) Continuous Integration
18 21 (20.59%) GCP
19 20 (19.61%) Git (software)

CentOS
Co-occurring IT Skills in the South 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 33 (32.35%) Apache
2 14 (13.73%) Tomcat
3 13 (12.75%) Confluence
4 11 (10.78%) nginx
4 11 (10.78%) WordPress
5 10 (9.80%) SharePoint
6 5 (4.90%) Skype for Business
7 4 (3.92%) IIS
8 3 (2.94%) MS Exchange
9 2 (1.96%) Elasticsearch
10 1 (0.98%) Joomla!
Applications
1 9 (8.82%) Microsoft Office
Cloud Services
1 33 (32.35%) AWS
2 31 (30.39%) Azure
3 21 (20.59%) GCP
4 10 (9.80%) npm
5 9 (8.82%) Virtual Private Cloud
6 3 (2.94%) Cloud Computing
7 2 (1.96%) AWS CloudFormation
7 2 (1.96%) Office 365
7 2 (1.96%) OpenShift
7 2 (1.96%) Serverless
8 1 (0.98%) Amazon EKS
Communications & Networking
1 13 (12.75%) Firewall
2 10 (9.80%) VPN
3 9 (8.82%) DMZ
3 9 (8.82%) TCP/IP
4 7 (6.86%) VLAN
5 5 (4.90%) DNS
5 5 (4.90%) OSPF
5 5 (4.90%) Skype
5 5 (4.90%) Wi-Fi
6 4 (3.92%) LAN
6 4 (3.92%) SAN
6 4 (3.92%) WAN
6 4 (3.92%) WLAN
7 3 (2.94%) Ethernet
7 3 (2.94%) IGMP
7 3 (2.94%) MPLS
7 3 (2.94%) Multicast
7 3 (2.94%) Wireless
8 1 (0.98%) DSL
8 1 (0.98%) VSAN
Database & Business Intelligence
1 12 (11.76%) MySQL
2 8 (7.84%) SQL Server
3 6 (5.88%) Relational Database
4 4 (3.92%) Big Data
4 4 (3.92%) Redis
5 3 (2.94%) Ingres
5 3 (2.94%) RDBMS
6 2 (1.96%) MongoDB
6 2 (1.96%) NoSQL
6 2 (1.96%) PostgreSQL
7 1 (0.98%) Amazon DynamoDB
7 1 (0.98%) Apache Accumulo
7 1 (0.98%) Apache Ignite
7 1 (0.98%) CouchDB
7 1 (0.98%) Hadoop
7 1 (0.98%) Riak
Development Applications
1 29 (28.43%) JIRA
2 26 (25.49%) Jenkins
3 20 (19.61%) Git (software)
4 12 (11.76%) Visual Studio
5 10 (9.80%) NetBeans
6 7 (6.86%) JUnit
7 6 (5.88%) Bitbucket
8 5 (4.90%) Atlassian Bamboo
8 5 (4.90%) Selenium
9 4 (3.92%) Bitbucket Server
9 4 (3.92%) EasyMock
10 3 (2.94%) Eclipse
10 3 (2.94%) Subversion
11 2 (1.96%) Appium
11 2 (1.96%) eggPlant
11 2 (1.96%) LoadRunner
11 2 (1.96%) Maven
11 2 (1.96%) SoapUI
11 2 (1.96%) TestRail
12 1 (0.98%) Artifactory
General
1 17 (16.67%) Finance
2 14 (13.73%) Public Sector
3 10 (9.80%) Retail
4 9 (8.82%) Automotive
5 8 (7.84%) Marketing
6 6 (5.88%) Electronics
6 6 (5.88%) Legal
6 6 (5.88%) Manufacturing
6 6 (5.88%) Telecoms
Job Titles
1 19 (18.63%) Developer
2 15 (14.71%) DevOps Engineer
3 13 (12.75%) Infrastructure Engineer
4 10 (9.80%) Full Stack Developer
5 8 (7.84%) IT Support
5 8 (7.84%) Kubernetes Engineer
5 8 (7.84%) Lead Tester
5 8 (7.84%) Platform Engineer
5 8 (7.84%) Technical Leader
5 8 (7.84%) Technical Tester
5 8 (7.84%) Tester
6 7 (6.86%) E-Commerce Engineer
6 7 (6.86%) Linux Engineer
6 7 (6.86%) Systems Engineer
6 7 (6.86%) Unix Engineer
6 7 (6.86%) Unix Systems Engineer
7 6 (5.88%) Senior DevOps
7 6 (5.88%) Senior DevOps Engineer
7 6 (5.88%) Software Engineer
8 5 (4.90%) Support Technician
Libraries, Frameworks & Software Standards
1 18 (17.65%) HTML
2 16 (15.69%) HTML5
3 14 (13.73%) Node.js
4 11 (10.78%) CSS
5 10 (9.80%) jQuery
5 10 (9.80%) LAMP
5 10 (9.80%) Sass
5 10 (9.80%) Spring
6 7 (6.86%) Apache NiFi
7 6 (5.88%) Web Services
8 5 (4.90%) EJB
8 5 (4.90%) JSF
8 5 (4.90%) JSON
8 5 (4.90%) Redux
8 5 (4.90%) Spring Boot
9 4 (3.92%) Elastic Stack
9 4 (3.92%) Java EE
9 4 (3.92%) Kafka
10 3 (2.94%) LEMP Stack
10 3 (2.94%) RESTful
Miscellaneous
1 19 (18.63%) Analytical Skills
2 11 (10.78%) Public Cloud
3 8 (7.84%) Management Information System
4 7 (6.86%) Driving Licence
5 5 (4.90%) Cloud Native
5 5 (4.90%) Data Centre
6 4 (3.92%) Enterprise Storage
6 4 (3.92%) Wiki
7 3 (2.94%) Greenfield Project
7 3 (2.94%) Linux Command Line
8 2 (1.96%) Hybrid Cloud
8 2 (1.96%) PKI
8 2 (1.96%) Virtual Team
9 1 (0.98%) Cybercrime
9 1 (0.98%) Cyberthreat
9 1 (0.98%) Private Cloud
9 1 (0.98%) Self-Motivation
9 1 (0.98%) User Experience
Operating Systems
1 102 (100.00%) Linux
2 46 (45.10%) Windows
3 36 (35.29%) Red Hat Enterprise Linux
4 34 (33.33%) Ubuntu
5 27 (26.47%) Windows Server
6 16 (15.69%) Debian
7 12 (11.76%) Windows Server 2012
8 11 (10.78%) Unix
9 9 (8.82%) Windows Server 2019
10 8 (7.84%) Solaris
10 8 (7.84%) Windows 7
11 5 (4.90%) Fedora
12 4 (3.92%) Windows Server 2008
13 3 (2.94%) Amazon Linux
14 1 (0.98%) CoreOS
14 1 (0.98%) Gentoo
14 1 (0.98%) Mandriva Linux
14 1 (0.98%) openSUSE
14 1 (0.98%) Slackware
14 1 (0.98%) Windows 10
Processes & Methodologies
1 43 (42.16%) DevOps
2 33 (32.35%) Agile Software Development
3 27 (26.47%) ITIL
4 25 (24.51%) Test Automation
5 23 (22.55%) Configuration Management
6 22 (21.57%) Continuous Integration
7 18 (17.65%) Scrum
8 16 (15.69%) OO
9 14 (13.73%) Infrastructure Engineering
10 13 (12.75%) Service Delivery
11 12 (11.76%) Change Management
11 12 (11.76%) E-Commerce
11 12 (11.76%) Open Source
11 12 (11.76%) V-Model
11 12 (11.76%) Waterfall
12 11 (10.78%) Unit Testing
13 10 (9.80%) Microservices
13 10 (9.80%) OO PHP
13 10 (9.80%) Software Engineering
14 9 (8.82%) Patch Management
Programming Languages
1 43 (42.16%) Python
2 23 (22.55%) Bash Shell
3 19 (18.63%) Shell Script
4 17 (16.67%) C
4 17 (16.67%) SQL
5 16 (15.69%) Java
5 16 (15.69%) JavaScript
6 15 (14.71%) PHP
7 14 (13.73%) C#
8 11 (10.78%) Perl
9 10 (9.80%) PowerShell
10 8 (7.84%) C++
10 8 (7.84%) Korn
11 5 (4.90%) Go
11 5 (4.90%) Java 8
12 2 (1.96%) VB
13 1 (0.98%) C-shell
13 1 (0.98%) Ruby
13 1 (0.98%) Rust
Qualifications
1 39 (38.24%) Security Cleared
2 28 (27.45%) DV Cleared
3 14 (13.73%) SC Cleared
4 13 (12.75%) Microsoft Certification
5 12 (11.76%) MCSE
5 12 (11.76%) RHCE
6 10 (9.80%) ISTQB
7 9 (8.82%) MCSA
8 8 (7.84%) CEH
8 8 (7.84%) ISEB
8 8 (7.84%) PRINCE2 Certification
9 5 (4.90%) CCNA
9 5 (4.90%) Cisco Certification
9 5 (4.90%) Degree
10 4 (3.92%) CISSP
10 4 (3.92%) GIAC
10 4 (3.92%) Linux+ Certification
10 4 (3.92%) Network+ Certification
10 4 (3.92%) SANS
10 4 (3.92%) SSCP
Quality Assurance & Compliance
1 3 (2.94%) ISO 9001
1 3 (2.94%) ISO/IEC 27001
1 3 (2.94%) SLA
2 1 (0.98%) PCI DSS
2 1 (0.98%) QA
System Software
1 39 (38.24%) Docker
2 22 (21.57%) VMware Infrastructure
3 16 (15.69%) Active Directory
4 13 (12.75%) VirtualBox
5 11 (10.78%) VMware ESXi
6 5 (4.90%) NFS
6 5 (4.90%) Samba
7 4 (3.92%) vSphere
7 4 (3.92%) Xen
8 2 (1.96%) Hyper-V
9 1 (0.98%) Apache ZooKeeper
9 1 (0.98%) Btrfs
9 1 (0.98%) Corosync
9 1 (0.98%) DRBD
9 1 (0.98%) Firmware
9 1 (0.98%) VMware NSX
Systems Management
1 37 (36.27%) Kubernetes
2 33 (32.35%) Ansible
2 33 (32.35%) Puppet
3 13 (12.75%) SCCM
4 10 (9.80%) cPanel
4 10 (9.80%) Nagios
4 10 (9.80%) Opscode Chef
4 10 (9.80%) Plesk
4 10 (9.80%) Red Hat Spacewalk
4 10 (9.80%) ZABBIX
5 9 (8.82%) Red Hat Satellite
5 9 (8.82%) WSUS
5 9 (8.82%) yum
6 8 (7.84%) SCOM
6 8 (7.84%) vCenter Server
7 7 (6.86%) Terraform
8 5 (4.90%) Docker Swarm
9 4 (3.92%) OpenNMS
10 3 (2.94%) Grafana
11 2 (1.96%) vRealize
Vendors
1 62 (60.78%) Red Hat
2 29 (28.43%) Microsoft
3 26 (25.49%) VMware
4 19 (18.63%) Google
5 7 (6.86%) Atlassian
6 6 (5.88%) SAP
7 4 (3.92%) Cloudera
7 4 (3.92%) Dell
7 4 (3.92%) EMC
7 4 (3.92%) Hortonworks
7 4 (3.92%) NetApp
7 4 (3.92%) SolarWinds
8 2 (1.96%) Cisco
8 2 (1.96%) HP
9 1 (0.98%) Apple
9 1 (0.98%) Confluent
9 1 (0.98%) Veracode