CentOS Linux
UK

The table below provides summary statistics for permanent job vacancies requiring CentOS skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited CentOS over the 6 months leading up to 26 July 2024, comparing them to the same period in the previous two years.

6 months to
26 Jul 2024
Same period 2023 Same period 2022
Rank 564 658 711
Rank change year-on-year +94 +53 -188
Permanent jobs citing CentOS 294 233 642
As % of all permanent jobs advertised in the UK 0.33% 0.29% 0.37%
As % of the Operating Systems category 2.54% 1.72% 2.08%
Number of salaries quoted 167 192 407
10th Percentile £37,500 £37,575 £36,250
25th Percentile £40,000 £43,063 £42,500
Median annual salary (50th Percentile) £47,500 £55,000 £52,500
Median % change year-on-year -13.64% +4.76% -4.55%
75th Percentile £70,000 £72,500 £67,500
90th Percentile £90,796 £84,750 £85,000
UK excluding London median annual salary £45,000 £50,000 £50,000
% change year-on-year -10.00% - +7.53%

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 11,570 13,584 30,885
As % of all permanent jobs advertised in the UK 12.80% 16.83% 17.62%
Number of salaries quoted 8,403 9,692 16,343
10th Percentile £26,250 £27,500 £26,500
25th Percentile £32,500 £35,000 £35,750
Median annual salary (50th Percentile) £47,500 £52,500 £52,500
Median % change year-on-year -9.52% - +5.00%
75th Percentile £62,500 £71,250 £71,250
90th Percentile £82,500 £90,000 £87,500
UK excluding London median annual salary £45,000 £45,000 £45,000

CentOS
Job Vacancy Trend

Job postings citing CentOS as a proportion of all IT jobs advertised.

Job vacancy trend for CentOS in the UK

CentOS
Salary Trend

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

Salary trend for CentOS in the UK

CentOS
Salary Histogram

Salary distribution for jobs citing CentOS over the 6 months to 26 July 2024.

Salary histogram for CentOS in the UK

CentOS
Top 17 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 26 July 2024. 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 +86 278 £47,500 -13.64% 12
UK excluding London +41 226 £45,000 -10.00% 9
South East +48 109 £45,000 - 3
Work from Home +32 89 £50,000 -16.67% 6
South West +17 66 £45,000 -7.22% 4
London +80 60 £85,000 +30.77% 5
North of England +8 19 £37,500 -25.00% 1
Midlands -12 19 £30,000 -42.86%
North West -7 14 £57,500 +21.05%
West Midlands 0 11 £30,000 -40.00%
East Midlands -22 8 £24,750 -58.75%
Yorkshire +57 5 £30,000 -40.00% 1
Wales +31 4 £50,000 +18.34%
Northern Ireland - 4 £52,500 -
Scotland -43 3 £48,500 -3.00% 1
Isle of Man - 1 £36,000 -
East of England - 1 - -

CentOS
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 35 (11.90%) Apache
2 29 (9.86%) Apache Spark
3 17 (5.78%) Microsoft Exchange
4 10 (3.40%) nginx
5 7 (2.38%) OpenStack
6 5 (1.70%) Confluence
7 4 (1.36%) IIS
8 1 (0.34%) SharePoint
8 1 (0.34%) Tomcat
Applications
1 32 (10.88%) Simulink
2 2 (0.68%) Microsoft Excel
3 1 (0.34%) CATIA
3 1 (0.34%) Microsoft Office
3 1 (0.34%) NASTRAN
Business Applications
1 10 (3.40%) Fidessa
2 6 (2.04%) Oracle Cash Management
3 1 (0.34%) Remedy ITSM
3 1 (0.34%) Teamcenter
Cloud Services
1 152 (51.70%) Azure
2 94 (31.97%) AWS
3 42 (14.29%) GCP
4 41 (13.95%) Azure DevOps
5 39 (13.27%) Azure AI
5 39 (13.27%) IBM Cloud
6 36 (12.24%) OpenShift
7 31 (10.54%) Microsoft 365
8 30 (10.20%) Amazon EKS
8 30 (10.20%) AWS Lambda
8 30 (10.20%) Serverless
9 29 (9.86%) AWS CloudFormation
10 13 (4.42%) SaaS
11 9 (3.06%) Cloud Computing
12 8 (2.72%) Entra ID
13 5 (1.70%) Amazon S3
14 4 (1.36%) Azure Sentinel
15 3 (1.02%) Datadog
15 3 (1.02%) PaaS
15 3 (1.02%) Stackdriver
Communications & Networking
1 36 (12.24%) DNS
2 29 (9.86%) AMQP
2 29 (9.86%) DHCP
3 28 (9.52%) Firewall
4 27 (9.18%) LAN
4 27 (9.18%) WAN
5 22 (7.48%) TCP/IP
6 19 (6.46%) VPN
7 13 (4.42%) HTTPS
8 12 (4.08%) BGP
9 11 (3.74%) Ethernet VPN
9 11 (3.74%) MPLS
10 10 (3.40%) FIX Connectivity
10 10 (3.40%) SAN
10 10 (3.40%) SNMP
11 8 (2.72%) SSL
11 8 (2.72%) VLAN
12 6 (2.04%) NAS
13 5 (1.70%) FTP
13 5 (1.70%) IP Telephony
Database & Business Intelligence
1 45 (15.31%) NoSQL
2 37 (12.59%) MongoDB
3 35 (11.90%) Big Data
4 31 (10.54%) Hadoop
5 29 (9.86%) Cloudera CDH
5 29 (9.86%) SQL Server
6 16 (5.44%) PostgreSQL
7 13 (4.42%) MySQL
8 5 (1.70%) Elasticsearch
8 5 (1.70%) InfluxDB
8 5 (1.70%) MariaDB
9 2 (0.68%) Ingres
9 2 (0.68%) RDBMS
9 2 (0.68%) Relational Database
10 1 (0.34%) Amazon RDS
Development Applications
1 47 (15.99%) Git
2 42 (14.29%) Vagrant
3 21 (7.14%) Jenkins
3 21 (7.14%) JIRA
4 17 (5.78%) GitLab
5 2 (0.68%) Bitbucket
5 2 (0.68%) Robot Framework
General
1 70 (23.81%) Finance
2 41 (13.95%) Public Sector
3 32 (10.88%) Aerospace
4 26 (8.84%) Banking
4 26 (8.84%) Social Skills
4 26 (8.84%) Telecoms
5 12 (4.08%) Analytical Skills
5 12 (4.08%) Financial Institution
6 8 (2.72%) Law
7 5 (1.70%) Retail
8 4 (1.36%) Presentation Skills
9 3 (1.02%) Organisational Skills
10 1 (0.34%) Documentation Skills
10 1 (0.34%) Games
10 1 (0.34%) Inclusion and Diversity
10 1 (0.34%) Influencing Skills
Job Titles
1 67 (22.79%) Software Engineer
2 52 (17.69%) Administrator
3 33 (11.22%) Linux Engineer
4 32 (10.88%) SC Cleared Software Engineer
5 29 (9.86%) DV Cleared Software Engineer
5 29 (9.86%) Infrastructure Engineer
6 24 (8.16%) DBA
6 24 (8.16%) DV Cleared DBA
6 24 (8.16%) Support Engineer
7 21 (7.14%) Linux Administrator
7 21 (7.14%) Systems Administrator
8 19 (6.46%) Linux Systems Administrator
9 16 (5.44%) Senior
10 15 (5.10%) Developer
11 14 (4.76%) Analyst
11 14 (4.76%) Support Analyst
12 13 (4.42%) Lead
13 12 (4.08%) Linux Systems Engineer
13 12 (4.08%) Systems Engineer
14 10 (3.40%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 45 (15.31%) Middleware
2 40 (13.61%) REST
3 34 (11.56%) React
4 31 (10.54%) Node.js
5 30 (10.20%) RabbitMQ
6 29 (9.86%) AngularJS
6 29 (9.86%) gRPC
6 29 (9.86%) Material-UI
6 29 (9.86%) OpenAPI
6 29 (9.86%) Spring
6 29 (9.86%) Spring Boot
6 29 (9.86%) Swagger
7 12 (4.08%) Kafka
7 12 (4.08%) LDAP
8 11 (3.74%) JSON
8 11 (3.74%) NETCONF
8 11 (3.74%) SOAP
8 11 (3.74%) XML
8 11 (3.74%) YAML
8 11 (3.74%) YANG
Miscellaneous
1 45 (15.31%) Hybrid Cloud
2 43 (14.63%) Distributed Systems
3 39 (13.27%) Blockchain
4 29 (9.86%) Cloud Native
5 16 (5.44%) Data Centre
6 11 (3.74%) Management Information System
7 10 (3.40%) Eurex
7 10 (3.40%) PKI
7 10 (3.40%) Public Cloud
7 10 (3.40%) Replication
8 8 (2.72%) Cyber Threat
8 8 (2.72%) Cyberattack
8 8 (2.72%) Data Fabric
9 6 (2.04%) FPGA
9 6 (2.04%) Linux Command Line
9 6 (2.04%) SWIFT Messaging Network
10 4 (1.36%) Cyber Kill Chain
10 4 (1.36%) EMC VNX
10 4 (1.36%) Raspberry Pi
10 4 (1.36%) Self-Motivation
Operating Systems
1 294 (100.00%) Linux
2 138 (46.94%) Ubuntu
3 120 (40.82%) Red Hat Enterprise Linux
4 107 (36.39%) Windows
5 83 (28.23%) Debian
6 49 (16.67%) Windows Server 2016
7 43 (14.63%) Unix
8 39 (13.27%) Alpine Linux
9 37 (12.59%) Windows Server
10 34 (11.56%) Android
11 33 (11.22%) Windows Server 2012
12 31 (10.54%) Windows Server 2019
13 21 (7.14%) Solaris
14 18 (6.12%) Windows 10
15 12 (4.08%) zOS
16 10 (3.40%) Rocky
17 7 (2.38%) SUSE
18 6 (2.04%) Mac OS
18 6 (2.04%) Oracle Linux
19 4 (1.36%) CoreOS
Processes & Methodologies
1 78 (26.53%) Artificial Intelligence
2 71 (24.15%) Software Engineering
3 67 (22.79%) DevOps
4 66 (22.45%) Infrastructure as Code
5 63 (21.43%) Collaborative Working
6 62 (21.09%) Microservices
7 58 (19.73%) Agile
8 57 (19.39%) CI/CD
9 50 (17.01%) Containerisation
10 48 (16.33%) Open Source
10 48 (16.33%) Task Automation
11 44 (14.97%) Actionable Insight
12 41 (13.95%) Configuration Management
12 41 (13.95%) Scrum
13 40 (13.61%) Computer Science
14 39 (13.27%) Co-Creation
14 39 (13.27%) Data Science
14 39 (13.27%) Functional Testing
14 39 (13.27%) Machine Learning
14 39 (13.27%) Separation of Concerns
Programming Languages
1 134 (45.58%) Python
2 85 (28.91%) SQL
3 83 (28.23%) Java
4 79 (26.87%) JavaScript
5 73 (24.83%) Bash
6 63 (21.43%) PowerShell
7 37 (12.59%) C++
8 34 (11.56%) Perl
9 33 (11.22%) Kotlin
10 20 (6.80%) Shell Script
11 10 (3.40%) Ruby
12 9 (3.06%) C#
13 5 (1.70%) PHP
14 4 (1.36%) C
15 3 (1.02%) TypeScript
16 1 (0.34%) Go
16 1 (0.34%) Tcl
Qualifications
1 129 (43.88%) Security Cleared
2 89 (30.27%) SC Cleared
3 84 (28.57%) DV Cleared
4 44 (14.97%) Degree
5 42 (14.29%) MCSA
5 42 (14.29%) MCSE
5 42 (14.29%) Microsoft Certification
6 41 (13.95%) Azure Certification
7 32 (10.88%) Computer Science Degree
8 8 (2.72%) RHCE
9 5 (1.70%) RHCSA
10 4 (1.36%) CISM
10 4 (1.36%) CISSP
10 4 (1.36%) CTC Cleared
11 3 (1.02%) CCNA
11 3 (1.02%) Cisco Certification
11 3 (1.02%) Linux+ Certification
11 3 (1.02%) RHCT
12 2 (0.68%) ITIL Certification
13 1 (0.34%) ISTQB
Quality Assurance & Compliance
1 8 (2.72%) ISO/IEC 27001
2 5 (1.70%) NIST
3 4 (1.36%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
3 4 (1.36%) SLA
4 3 (1.02%) HIPAA
5 1 (0.34%) GDPR
5 1 (0.34%) PCI DSS
5 1 (0.34%) QA
System Software
1 81 (27.55%) Docker
2 42 (14.29%) VMware Infrastructure
3 37 (12.59%) Active Directory
4 19 (6.46%) vSphere
5 15 (5.10%) VMware ESXi
6 9 (3.06%) Hyper-V
7 8 (2.72%) KVM
8 5 (1.70%) Citrix Hypervisor
8 5 (1.70%) Virtual Machines
8 5 (1.70%) VMware Server
8 5 (1.70%) VMware Workstation
9 4 (1.36%) VMware NSX
10 3 (1.02%) Kamailio
11 2 (0.68%) Microsoft Virtual Server
11 2 (0.68%) Virtual Servers
12 1 (0.34%) Dovecot
12 1 (0.34%) Postfix
12 1 (0.34%) Samba
Systems Management
1 115 (39.12%) Terraform
2 113 (38.44%) Ansible
3 106 (36.05%) Kubernetes
4 49 (16.67%) Puppet
5 23 (7.82%) vCenter Server
6 16 (5.44%) Nagios
7 9 (3.06%) Grafana
7 9 (3.06%) Red Hat Spacewalk
8 7 (2.38%) Prometheus
9 5 (1.70%) Failover Clustering
9 5 (1.70%) Progress Chef
9 5 (1.70%) ZABBIX
10 4 (1.36%) Cacti
10 4 (1.36%) EMC NetWorker
10 4 (1.36%) Rundeck
11 3 (1.02%) Graphite
11 3 (1.02%) Nessus
11 3 (1.02%) SCCM
12 2 (0.68%) Kustomize
13 1 (0.34%) WSUS
Vendors
1 171 (58.16%) Red Hat
2 63 (21.43%) VMware
3 56 (19.05%) Microsoft
4 48 (16.33%) IBM
5 47 (15.99%) Oracle
6 35 (11.90%) Cisco
7 32 (10.88%) SaltStack
7 32 (10.88%) Xilinx
8 29 (9.86%) Google
9 12 (4.08%) Splunk
10 10 (3.40%) Bloomberg
10 10 (3.40%) CQG
10 10 (3.40%) F5
10 10 (3.40%) ION Trading
10 10 (3.40%) Juniper
10 10 (3.40%) Patsystems
10 10 (3.40%) Reuters
10 10 (3.40%) Trayport
11 9 (3.06%) Citrix
11 9 (3.06%) Fortinet