CentOS Linux
UK

The table below provides summary statistics and salary benchmarking for jobs requiring CentOS skills. It covers permanent job vacancies from the 6 months leading up to 21 April 2026, with comparisons to the same periods in the previous two years.

6 months to
21 Apr 2026
Same period 2025 Same period 2024
Rank 622 566 600
Rank change year-on-year -56 +34 +45
Permanent jobs citing CentOS 81 74 289
As % of all permanent jobs in the UK 0.092% 0.18% 0.31%
As % of the Operating Systems category 1.49% 1.14% 2.11%
Number of salaries quoted 55 66 197
10th Percentile £39,900 £37,500 £35,600
25th Percentile £46,250 £41,875 £42,500
Median annual salary (50th Percentile) £47,500 £57,500 £50,000
Median % change year-on-year -17.39% +15.00% -4.76%
75th Percentile £73,125 £81,250 £71,000
90th Percentile £95,000 £98,750 £92,000
UK excluding London median annual salary £48,750 £46,500 £50,000
% change year-on-year +4.84% -7.00% +5.26%

All Operating Systems
UK

CentOS falls under the Operating Systems category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring operating system skills.

Permanent vacancies with a requirement for operating system skills 5,426 6,499 13,687
As % of all permanent jobs advertised in the UK 6.19% 15.54% 14.49%
Number of salaries quoted 3,960 4,403 10,918
10th Percentile £27,500 £27,500 £25,756
25th Percentile £31,250 £34,000 £31,250
Median annual salary (50th Percentile) £45,000 £50,000 £45,000
Median % change year-on-year -10.00% +11.11% -14.29%
75th Percentile £67,500 £68,750 £62,500
90th Percentile £85,000 £87,500 £80,000
UK excluding London median annual salary £40,000 £42,500 £42,500
% change year-on-year -5.88% - -5.56%

CentOS
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing CentOS relative to all permanent IT jobs advertised.

CentOS job vacancy trend in the UK

CentOS
Salary Trend

Salary distribution trend for jobs in the UK citing CentOS.

Salary distribution trend for jobs in the UK citing CentOS

CentOS
Salary Histogram

Salary distribution for jobs citing CentOS over the 6 months to 21 April 2026.

Salary histogram for CentOS in the UK

CentOS
Top 13 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the UK over the 6 months to 21 April 2026. 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
Jobs
England -58 73 £48,750 -18.75% 24
UK excluding London -58 53 £48,750 +4.84% 18
South East -32 27 £50,000 +14.29% 7
Work from Home -2 23 £43,750 -27.08% 8
London -22 20 £55,000 -34.33% 8
South West - 13 £47,500 - 1
North West -35 6 £53,750 +7.50% 1
North of England -65 6 £53,750 +7.50% 6
Midlands -35 5 £26,265 -34.34% 3
East Midlands -59 3 £26,265 -34.34% 2
West Midlands -26 2 - - 1
East of England -35 1 £70,000 +20.69% 1
Scotland - 1 £37,500 -

CentOS
Co-Occurring Skills & Capabilities by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 9 (11.11%) Apache
2 8 (9.88%) Microsoft Exchange
3 5 (6.17%) Apache Spark
3 5 (6.17%) OpenStack
4 4 (4.94%) nginx
5 2 (2.47%) Tomcat
6 1 (1.23%) Confluence
Cloud Services
1 37 (45.68%) AWS
2 28 (34.57%) Azure
3 19 (23.46%) OpenShift
4 16 (19.75%) GCP
5 15 (18.52%) SaaS
6 11 (13.58%) AWS CloudFormation
7 10 (12.35%) Microsoft 365
8 7 (8.64%) Amazon CloudWatch
8 7 (8.64%) Amazon EKS
9 5 (6.17%) Amazon ECR
9 5 (6.17%) Amazon ECS
9 5 (6.17%) AWS Lambda
9 5 (6.17%) Serverless
10 4 (4.94%) Datadog
11 3 (3.70%) Azure Stack
12 2 (2.47%) AWS CloudTrail
12 2 (2.47%) Azure AKS
12 2 (2.47%) Nutanix
13 1 (1.23%) Entra ID
Communications & Networking
1 21 (25.93%) DNS
2 10 (12.35%) HTTP
3 9 (11.11%) TCP/IP
4 8 (9.88%) Firewall
4 8 (9.88%) WAN
5 7 (8.64%) DHCP
5 7 (8.64%) LAN
6 5 (6.17%) AMQP
6 5 (6.17%) SAN
7 4 (4.94%) Network Security
7 4 (4.94%) VSAN
8 3 (3.70%) NAS
8 3 (3.70%) VLAN
9 2 (2.47%) iSCSI
9 2 (2.47%) Multicast
9 2 (2.47%) PBX
9 2 (2.47%) Remote Desktop
9 2 (2.47%) SNMP
9 2 (2.47%) VPN
10 1 (1.23%) InfiniBand
Database & Business Intelligence
1 13 (16.05%) MySQL
2 10 (12.35%) InfluxDB
3 9 (11.11%) Elasticsearch
4 5 (6.17%) Big Data
4 5 (6.17%) Cloudera CDH
4 5 (6.17%) Hadoop
4 5 (6.17%) SQL Server
5 3 (3.70%) PostgreSQL
6 1 (1.23%) MariaDB
Development Applications
1 19 (23.46%) Git
2 14 (17.28%) GitLab
3 9 (11.11%) Jenkins
3 9 (11.11%) Robot Framework
3 9 (11.11%) TestRail
4 4 (4.94%) Atlassian Bamboo
4 4 (4.94%) Cypress.io
4 4 (4.94%) Selenium
5 3 (3.70%) JIRA
6 2 (2.47%) SonarQube
General
1 30 (37.04%) Social Skills
2 12 (14.81%) Finance
3 7 (8.64%) Analytical Skills
3 7 (8.64%) Banking
4 6 (7.41%) Organisational Skills
5 5 (6.17%) Aerospace
6 4 (4.94%) Documentation Skills
6 4 (4.94%) Mandarin Language
Job Titles
1 29 (35.80%) Linux Engineer
2 18 (22.22%) Linux Support
2 18 (22.22%) Linux Support Engineer
2 18 (22.22%) Support Engineer
3 14 (17.28%) Administrator
4 13 (16.05%) DevOps Engineer
4 13 (16.05%) Linux Administrator
5 11 (13.58%) Linux Systems Administrator
5 11 (13.58%) Systems Administrator
6 10 (12.35%) Infrastructure Engineer
7 8 (9.88%) Linux Systems Engineer
7 8 (9.88%) Senior
8 5 (6.17%) Automation Tester
8 5 (6.17%) Senior Linux Engineer
8 5 (6.17%) Software Engineer
8 5 (6.17%) Tester
9 4 (4.94%) Implementation Engineer
9 4 (4.94%) Operations Engineer
9 4 (4.94%) Product Specialist
9 4 (4.94%) Products Support Engineer
Libraries, Frameworks & Software Standards
1 9 (11.11%) Elastic Stack
2 7 (8.64%) Node.js
3 5 (6.17%) AngularJS
3 5 (6.17%) gRPC
3 5 (6.17%) LAMP
3 5 (6.17%) Material-UI
3 5 (6.17%) OpenAPI
3 5 (6.17%) RabbitMQ
3 5 (6.17%) React
3 5 (6.17%) REST
3 5 (6.17%) Spring
3 5 (6.17%) Spring Boot
3 5 (6.17%) Swagger
4 4 (4.94%) Playwright
4 4 (4.94%) pytest
4 4 (4.94%) web3js
5 3 (3.70%) ARM Templates
6 2 (2.47%) LDAP
6 2 (2.47%) LEMP Stack
Miscellaneous
1 10 (12.35%) Data Centre
2 9 (11.11%) Management Information System
3 5 (6.17%) Cloud Native
3 5 (6.17%) Hybrid Cloud
3 5 (6.17%) Onboarding
4 4 (4.94%) Blockchain
4 4 (4.94%) Product Ownership
4 4 (4.94%) Video on Demand
4 4 (4.94%) Video\Live Streaming
4 4 (4.94%) Web3
5 2 (2.47%) FPGA
5 2 (2.47%) Legacy Systems
5 2 (2.47%) Linux Command Line
5 2 (2.47%) Public Cloud
5 2 (2.47%) Self-Motivation
6 1 (1.23%) Clustering
6 1 (1.23%) Security Operations Centre
Operating Systems
1 81 (100.00%) Linux
2 47 (58.02%) Red Hat Enterprise Linux
3 35 (43.21%) Ubuntu
4 26 (32.10%) Windows
5 16 (19.75%) Windows Server
6 12 (14.81%) Debian
7 8 (9.88%) Windows Server 2016
8 6 (7.41%) Rocky
8 6 (7.41%) Windows Server 2019
9 3 (3.70%) CoreOS
9 3 (3.70%) SUSE
9 3 (3.70%) VMS
10 2 (2.47%) Oracle Linux
10 2 (2.47%) Unix
Processes & Methodologies
1 34 (41.98%) Problem-Solving
2 29 (35.80%) Containerisation
3 27 (33.33%) Agile
4 26 (32.10%) CI/CD
5 25 (30.86%) Infrastructure as Code
6 23 (28.40%) DevOps
7 22 (27.16%) Configuration Management
8 16 (19.75%) Migration
9 12 (14.81%) High Availability
9 12 (14.81%) Infrastructure Engineering
9 12 (14.81%) ITIL
10 11 (13.58%) Collaborative Culture
10 11 (13.58%) Test Automation
11 10 (12.35%) Disaster Recovery
12 9 (11.11%) Computer Science
12 9 (11.11%) Deployment Automation
12 9 (11.11%) Software Engineering
12 9 (11.11%) Software Testing
12 9 (11.11%) Test Management
13 8 (9.88%) Capacity Planning
Programming Languages
1 41 (50.62%) Python
2 37 (45.68%) Bash
3 25 (30.86%) PowerShell
4 18 (22.22%) Perl
5 12 (14.81%) Shell Script
6 11 (13.58%) JavaScript
6 11 (13.58%) PHP
7 7 (8.64%) Java
8 2 (2.47%) C
8 2 (2.47%) SQL
Qualifications
1 27 (33.33%) Security Cleared
2 16 (19.75%) DV Cleared
3 9 (11.11%) AWS Certified Cloud Practitioner
3 9 (11.11%) SC Cleared
4 6 (7.41%) Degree
5 4 (4.94%) Postgraduate
5 4 (4.94%) RHCE
6 3 (3.70%) RHCSA
7 2 (2.47%) Computer Science Degree
8 1 (1.23%) Azure Certification
8 1 (1.23%) Linux+ Certification
8 1 (1.23%) Microsoft Certification
8 1 (1.23%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 7 (8.64%) QA
2 2 (2.47%) SLA
3 1 (1.23%) GDPR
3 1 (1.23%) NIST
System Software
1 33 (40.74%) Docker
2 16 (19.75%) VMware Infrastructure
3 7 (8.64%) Active Directory
4 6 (7.41%) Hyper-V
4 6 (7.41%) Virtual Machines
5 5 (6.17%) Slurm Workload Manager
5 5 (6.17%) vSphere
6 3 (3.70%) Citrix Hypervisor
7 2 (2.47%) KVM
7 2 (2.47%) Samba
8 1 (1.23%) GPFS
8 1 (1.23%) Lustre
8 1 (1.23%) VMware ESXi
Systems Management
1 43 (53.09%) Ansible
1 43 (53.09%) Kubernetes
2 37 (45.68%) Terraform
3 20 (24.69%) Grafana
4 15 (18.52%) Nagios
5 12 (14.81%) Puppet
6 8 (9.88%) vCenter Server
7 4 (4.94%) Argo
7 4 (4.94%) Kibana
7 4 (4.94%) logstash
7 4 (4.94%) McAfee ePO
7 4 (4.94%) Nessus
7 4 (4.94%) Prometheus
7 4 (4.94%) Red Hat Satellite
7 4 (4.94%) SCVMM
7 4 (4.94%) ZABBIX
8 2 (2.47%) Progress Chef
8 2 (2.47%) Proxmox
8 2 (2.47%) Red Hat Spacewalk
9 1 (1.23%) Docker Swarm
Vendors
1 48 (59.26%) Red Hat
2 19 (23.46%) Splunk
3 16 (19.75%) VMware
4 10 (12.35%) Microsoft
5 5 (6.17%) Dell
5 5 (6.17%) Google
5 5 (6.17%) Rapid7
5 5 (6.17%) SaltStack
6 4 (4.94%) Atlassian
6 4 (4.94%) McAfee
7 3 (3.70%) Oracle
7 3 (3.70%) Veeam
8 2 (2.47%) Cisco
8 2 (2.47%) D-Link
8 2 (2.47%) HP
8 2 (2.47%) SolarWinds
9 1 (1.23%) Citrix
9 1 (1.23%) Fortinet
9 1 (1.23%) Juniper
9 1 (1.23%) ServiceNow