CentOS Contracts in England

CentOS Linux
UK > England

The table below provides summary statistics for contract job vacancies advertised in England requiring CentOS skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited CentOS over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 415 474 467
Rank change year-on-year +59 -7 +55
Contract jobs citing CentOS 70 68 188
As % of all contract jobs advertised in England 0.29% 0.18% 0.37%
As % of the Operating Systems category 2.05% 1.34% 2.28%
Number of daily rates quoted 48 44 140
10th Percentile £397 £455 £458
25th Percentile £494 £463 £505
Median daily rate (50th Percentile) £638 £505 £625
Median % change year-on-year +26.18% -19.16% +10.38%
75th Percentile £738 £555 £688
90th Percentile £750 £592 £703
UK median daily rate £650 £500 £625
% change year-on-year +30.00% -20.00% +13.64%
Number of hourly rates quoted 0 3 2
10th Percentile - - £17.72
25th Percentile - £21.25 £18.10
Median hourly rate - £22.50 £18.74
Median % change year-on-year - +20.10% -72.87%
75th Percentile - £23.75 £19.37
90th Percentile - - £19.75
UK median hourly rate - £22.50 £18.74
% change year-on-year - +20.10% -72.87%

All Operating Systems
England

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

Contract vacancies with a requirement for operating system skills 3,414 5,072 8,228
As % of all contract IT jobs advertised in England 14.02% 13.64% 16.31%
Number of daily rates quoted 2,320 3,461 5,863
10th Percentile £200 £181 £193
25th Percentile £313 £289 £325
Median daily rate (50th Percentile) £475 £463 £513
Median % change year-on-year +2.70% -9.76% +2.50%
75th Percentile £600 £588 £638
90th Percentile £700 £700 £725
UK median daily rate £475 £469 £505
% change year-on-year +1.28% -7.13% +1.00%
Number of hourly rates quoted 151 369 384
10th Percentile £15.26 £12.75 £13.97
25th Percentile £17.44 £15.17 £17.74
Median hourly rate £24.18 £22.00 £38.00
Median % change year-on-year +9.91% -42.11% +76.74%
75th Percentile £64.38 £60.00 £65.00
90th Percentile £68.00 £70.00 £75.00
UK median hourly rate £24.18 £22.00 £39.30
% change year-on-year +9.91% -44.02% +74.67%

CentOS
Job Vacancy Trend in England

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

Job vacancy trend for CentOS in England

CentOS
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing CentOS in England.

Daily rate trend for CentOS in England

CentOS
Daily Rate Histogram in England

Daily rate distribution for jobs citing CentOS in England over the 6 months to 1 May 2025.

Daily rate histogram for CentOS in England

CentOS
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing CentOS in England.

Hourly rate trend for CentOS in England

CentOS
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the England region over the 6 months to 1 May 2025. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
London +25 31 £560 +9.80% 18
North of England +31 23 £725 +56.76% 12
South East +57 13 £575 - 7
Yorkshire +13 13 £725 +56.76% 1
North West +22 8 £588 - 11
Midlands +23 3 - - 3
West Midlands +14 2 - - 2
North East - 2 £750 -
South West +42 1 £425 -43.33% 8
East Midlands - 1 - -
CentOS
UK

CentOS
Co-occurring Skills and Capabilities in England 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 13 (18.57%) nginx
2 12 (17.14%) Traefik
3 4 (5.71%) Apache
3 4 (5.71%) Confluence
4 2 (2.86%) IIS
4 2 (2.86%) Microsoft Exchange
4 2 (2.86%) Tomcat
5 1 (1.43%) JBoss
5 1 (1.43%) WebLogic
5 1 (1.43%) WebSphere
Business Applications
1 3 (4.29%) Fidessa
Cloud Services
1 41 (58.57%) AWS
2 27 (38.57%) AWS CloudFormation
3 17 (24.29%) Virtual Private Cloud
4 15 (21.43%) Amazon CloudWatch
4 15 (21.43%) Amazon ECS
4 15 (21.43%) AWS Fargate
4 15 (21.43%) Azure
5 14 (20.00%) Entra ID
6 7 (10.00%) Amazon S3
6 7 (10.00%) Microsoft 365
6 7 (10.00%) OpenShift
6 7 (10.00%) SaaS
7 4 (5.71%) Amazon EC2
8 3 (4.29%) GCP
8 3 (4.29%) GitHub
8 3 (4.29%) Nutanix
9 1 (1.43%) Amazon ELB
9 1 (1.43%) AWS Direct Connect
9 1 (1.43%) AWS KMS
9 1 (1.43%) Cloudflare
Communications & Networking
1 27 (38.57%) DNS
2 19 (27.14%) TCP/IP
3 10 (14.29%) DHCP
4 9 (12.86%) Firewall
5 7 (10.00%) SAN
6 4 (5.71%) VPN
7 3 (4.29%) FIX Connectivity
7 3 (4.29%) HTTP
7 3 (4.29%) OpenLDAP
7 3 (4.29%) VLAN
7 3 (4.29%) Wireshark
8 2 (2.86%) BGP
8 2 (2.86%) Ethernet VPN
8 2 (2.86%) FCoE
8 2 (2.86%) Fibre Channel
8 2 (2.86%) iSCSI
8 2 (2.86%) NAS
8 2 (2.86%) Network Security
8 2 (2.86%) SSH
8 2 (2.86%) SSL
Database & Business Intelligence
1 19 (27.14%) MongoDB
2 7 (10.00%) SQL Server
3 3 (4.29%) Big Data
3 3 (4.29%) Elasticsearch
3 3 (4.29%) MySQL
3 3 (4.29%) PostgreSQL
4 2 (2.86%) MariaDB
4 2 (2.86%) NoSQL
5 1 (1.43%) Amazon Redshift
Development Applications
1 34 (48.57%) Jenkins
2 31 (44.29%) GitLab
3 8 (11.43%) JIRA
4 7 (10.00%) Git
5 5 (7.14%) Sonatype Nexus
6 4 (5.71%) SonarQube
7 3 (4.29%) Bitbucket
8 2 (2.86%) Maven
9 1 (1.43%) Atlassian Bamboo
General
1 11 (15.71%) Public Sector
2 7 (10.00%) Finance
3 6 (8.57%) Banking
3 6 (8.57%) Military
4 4 (5.71%) Social Skills
5 3 (4.29%) Law
5 3 (4.29%) Legal
6 1 (1.43%) Analytical Skills
6 1 (1.43%) Inclusion and Diversity
Job Titles
1 32 (45.71%) Senior
2 23 (32.86%) DevOps Engineer
3 21 (30.00%) Senior DevOps
4 15 (21.43%) Senior DevOps Engineer
5 9 (12.86%) Infrastructure Engineer
6 7 (10.00%) Senior Infrastructure Engineer
7 6 (8.57%) Linux Engineer
8 4 (5.71%) Administrator
8 4 (5.71%) Architect
8 4 (5.71%) Network Engineer
9 3 (4.29%) Analyst
9 3 (4.29%) Applications Support
9 3 (4.29%) Applications Support Analyst
9 3 (4.29%) Linux Administrator
9 3 (4.29%) Linux Support
9 3 (4.29%) Principal Systems Engineer
9 3 (4.29%) Solutions Architect
9 3 (4.29%) Storage Engineer
9 3 (4.29%) Support Analyst
9 3 (4.29%) Systems Engineer
Libraries, Frameworks & Software Standards
1 22 (31.43%) cloud-init
2 16 (22.86%) Kafka
3 14 (20.00%) Keycloak
4 4 (5.71%) YAML
5 3 (4.29%) .NET
5 3 (4.29%) Apache NiFi
5 3 (4.29%) ASP.NET
5 3 (4.29%) ASP.NET Core
5 3 (4.29%) CSS
5 3 (4.29%) FIX Protocol
5 3 (4.29%) HTML
5 3 (4.29%) RabbitMQ
6 2 (2.86%) JSON
6 2 (2.86%) LDAP
6 2 (2.86%) NETCONF
6 2 (2.86%) REST
6 2 (2.86%) RESTCONF
6 2 (2.86%) SOAP
6 2 (2.86%) XML
6 2 (2.86%) YANG
Miscellaneous
1 14 (20.00%) PKI
2 10 (14.29%) Hybrid Cloud
2 10 (14.29%) Public Cloud
3 3 (4.29%) Data Centre
3 3 (4.29%) Eurex
3 3 (4.29%) Private Cloud
4 2 (2.86%) Clustering
4 2 (2.86%) Cyber Threat
5 1 (1.43%) Bitcoin
5 1 (1.43%) Derivative
5 1 (1.43%) Equities
5 1 (1.43%) Fixed Income
5 1 (1.43%) Foreign Exchange (FX)
Operating Systems
1 70 (100.00%) Linux
2 37 (52.86%) Red Hat Enterprise Linux
3 33 (47.14%) Unix
4 25 (35.71%) Windows
5 21 (30.00%) Ubuntu
6 15 (21.43%) Windows Server
7 11 (15.71%) Windows Server 2016
8 5 (7.14%) Rocky
8 5 (7.14%) Solaris
9 4 (5.71%) AIX
9 4 (5.71%) HPUX
10 3 (4.29%) Debian
10 3 (4.29%) SUSE
11 2 (2.86%) Fedora
11 2 (2.86%) Mac OS
12 1 (1.43%) Amazon Linux
12 1 (1.43%) Oracle Linux
12 1 (1.43%) Windows 10
12 1 (1.43%) Windows 8
12 1 (1.43%) Windows Server 2012
Processes & Methodologies
1 42 (60.00%) DevOps
2 33 (47.14%) CI/CD
3 27 (38.57%) Infrastructure as Code
4 21 (30.00%) Agile
5 19 (27.14%) Continuous Integration
6 15 (21.43%) Observability
6 15 (21.43%) Secrets Management
7 14 (20.00%) Cloud Security
7 14 (20.00%) Dynamic Application Security Testing
7 14 (20.00%) Identity Management
7 14 (20.00%) Static Application Security Testing
8 12 (17.14%) Infrastructure Engineering
8 12 (17.14%) Mobile Device Management
9 10 (14.29%) DevSecOps
9 10 (14.29%) High Availability
10 9 (12.86%) Configuration Management
11 8 (11.43%) Problem-Solving
12 7 (10.00%) Application Packaging
12 7 (10.00%) Change Control
13 5 (7.14%) Electronic Trading
Programming Languages
1 45 (64.29%) Python
2 38 (54.29%) Bash
3 24 (34.29%) Go
4 8 (11.43%) PowerShell
5 7 (10.00%) Perl
5 7 (10.00%) SQL
6 6 (8.57%) Shell Script
7 4 (5.71%) JavaScript
8 3 (4.29%) C#
9 1 (1.43%) Korn
9 1 (1.43%) PHP
9 1 (1.43%) Ruby
Qualifications
1 39 (55.71%) Security Cleared
2 31 (44.29%) SC Cleared
3 17 (24.29%) AWS Certification
4 6 (8.57%) DV Cleared
5 1 (1.43%) BPSS Clearance
Quality Assurance & Compliance
1 14 (20.00%) NCSC
2 2 (2.86%) PCI DSS
2 2 (2.86%) SLA
3 1 (1.43%) Disclosure Scotland
3 1 (1.43%) NIST
3 1 (1.43%) QA
System Software
1 19 (27.14%) VMware Infrastructure
2 11 (15.71%) Docker
2 11 (15.71%) vSphere
3 9 (12.86%) Active Directory
4 3 (4.29%) vCloud
4 3 (4.29%) VMware Workstation
5 2 (2.86%) KVM
5 2 (2.86%) VMware ESXi
5 2 (2.86%) VMware NSX
6 1 (1.43%) Firmware
Systems Management
1 40 (57.14%) Terraform
2 37 (52.86%) Kubernetes
3 29 (41.43%) Ansible
4 25 (35.71%) Packer
5 20 (28.57%) ZABBIX
6 19 (27.14%) Prometheus
7 16 (22.86%) Grafana
8 14 (20.00%) Consul
8 14 (20.00%) Istio
8 14 (20.00%) Jamf Pro
8 14 (20.00%) linkerd
8 14 (20.00%) Rancher
9 13 (18.57%) HAProxy
9 13 (18.57%) Puppet
10 9 (12.86%) Nessus
11 7 (10.00%) vCenter Server
12 6 (8.57%) Nagios
12 6 (8.57%) Progress Chef
13 3 (4.29%) Kibana
13 3 (4.29%) Rundeck
Vendors
1 33 (47.14%) Red Hat
2 22 (31.43%) VMware
3 14 (20.00%) Okta
3 14 (20.00%) Splunk
4 12 (17.14%) Apple
4 12 (17.14%) ESET
5 11 (15.71%) Microsoft
6 4 (5.71%) Cisco
6 4 (5.71%) Dell
6 4 (5.71%) SolarWinds
7 3 (4.29%) Bloomberg
7 3 (4.29%) CQG
7 3 (4.29%) F5
7 3 (4.29%) Hitachi
7 3 (4.29%) HP
7 3 (4.29%) ION Trading
7 3 (4.29%) Oracle
7 3 (4.29%) Patsystems
7 3 (4.29%) Reuters
7 3 (4.29%) Trayport