CentOS Contracts in London

CentOS Linux
England > London

The table below provides summary statistics for contract job vacancies advertised in London 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 322 347 416
Rank change year-on-year +25 +69 +56
Contract jobs citing CentOS 31 44 77
As % of all contract jobs advertised in London 0.25% 0.25% 0.28%
As % of the Operating Systems category 2.06% 2.08% 2.00%
Number of daily rates quoted 23 37 64
10th Percentile £346 £446 £483
25th Percentile £440 £465 £563
Median daily rate (50th Percentile) £560 £510 £650
Median % change year-on-year +9.80% -21.54% +16.07%
75th Percentile £738 £550 £700
90th Percentile £748 £580 £738
England median daily rate £638 £505 £625
% change year-on-year +26.18% -19.16% +10.38%
Number of hourly rates quoted 0 0 1
Median hourly rate - - £20.00
England median hourly rate - £22.50 £18.74
% change year-on-year - +20.10% -72.87%

All Operating Systems
London

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 London.

Contract vacancies with a requirement for operating system skills 1,502 2,117 3,859
As % of all contract IT jobs advertised in London 11.97% 11.87% 14.28%
Number of daily rates quoted 1,043 1,510 2,826
10th Percentile £250 £200 £213
25th Percentile £375 £325 £406
Median daily rate (50th Percentile) £500 £500 £550
Median % change year-on-year - -9.09% -
75th Percentile £641 £629 £675
90th Percentile £750 £750 £764
England median daily rate £475 £463 £513
% change year-on-year +2.70% -9.76% +2.50%
Number of hourly rates quoted 18 69 61
10th Percentile £17.72 £15.30 £18.93
25th Percentile £21.89 £18.93 £22.63
Median hourly rate £24.66 £22.00 £37.34
Median % change year-on-year +12.09% -41.08% +52.41%
75th Percentile £32.75 £33.75 £64.50
90th Percentile £53.80 £60.00 £75.00
England median hourly rate £24.18 £22.00 £38.00
% change year-on-year +9.91% -42.11% +76.74%

CentOS
Job Vacancy Trend in London

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

Job vacancy trend for CentOS in London

CentOS
Contractor Daily Rate Trend in London

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

Daily rate trend for CentOS in London

CentOS
Daily Rate Histogram in London

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

Daily rate histogram for CentOS in London

CentOS
Contractor Hourly Rate Trend in London

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

Hourly rate trend for CentOS in London

CentOS
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the London 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
Central London +2 2 £750 +49.93%
West London +8 1 - -
CentOS
England

CentOS
Co-occurring Skills and Capabilities in London 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 6 (19.35%) nginx
2 5 (16.13%) Traefik
3 3 (9.68%) Apache
4 2 (6.45%) Microsoft Exchange
4 2 (6.45%) Tomcat
5 1 (3.23%) Confluence
5 1 (3.23%) JBoss
5 1 (3.23%) WebLogic
5 1 (3.23%) WebSphere
Business Applications
1 3 (9.68%) Fidessa
Cloud Services
1 15 (48.39%) AWS
2 7 (22.58%) AWS CloudFormation
3 6 (19.35%) Amazon CloudWatch
3 6 (19.35%) Virtual Private Cloud
4 5 (16.13%) Amazon ECS
4 5 (16.13%) Amazon S3
4 5 (16.13%) AWS Fargate
4 5 (16.13%) Entra ID
5 4 (12.90%) Azure
6 3 (9.68%) GitHub
7 2 (6.45%) Amazon EC2
7 2 (6.45%) GCP
8 1 (3.23%) Amazon ELB
8 1 (3.23%) Amazon SQS
8 1 (3.23%) AWS Direct Connect
8 1 (3.23%) AWS KMS
8 1 (3.23%) IaaS
8 1 (3.23%) Nutanix
8 1 (3.23%) PaaS
8 1 (3.23%) Route 53
Communications & Networking
1 12 (38.71%) DNS
2 9 (29.03%) TCP/IP
3 5 (16.13%) Firewall
4 4 (12.90%) DHCP
5 3 (9.68%) FIX Connectivity
5 3 (9.68%) SAN
5 3 (9.68%) Wireshark
6 2 (6.45%) BGP
6 2 (6.45%) Ethernet VPN
6 2 (6.45%) FCoE
6 2 (6.45%) Fibre Channel
6 2 (6.45%) iSCSI
6 2 (6.45%) MPLS
6 2 (6.45%) SSH
6 2 (6.45%) VPN
7 1 (3.23%) Broadband
7 1 (3.23%) HTTP
7 1 (3.23%) OpenLDAP
Database & Business Intelligence
1 9 (29.03%) MongoDB
2 6 (19.35%) SQL Server
3 3 (9.68%) Big Data
3 3 (9.68%) Elasticsearch
4 2 (6.45%) MariaDB
4 2 (6.45%) MySQL
4 2 (6.45%) NoSQL
4 2 (6.45%) PostgreSQL
5 1 (3.23%) Amazon Redshift
Development Applications
1 13 (41.94%) Jenkins
2 12 (38.71%) GitLab
3 5 (16.13%) JIRA
4 4 (12.90%) SonarQube
5 3 (9.68%) Bitbucket
5 3 (9.68%) Sonatype Nexus
6 2 (6.45%) Git
7 1 (3.23%) Atlassian Bamboo
General
1 6 (19.35%) Banking
1 6 (19.35%) Finance
2 3 (9.68%) Law
2 3 (9.68%) Legal
2 3 (9.68%) Military
3 2 (6.45%) Public Sector
3 2 (6.45%) Social Skills
4 1 (3.23%) Inclusion and Diversity
Job Titles
1 10 (32.26%) Senior
2 6 (19.35%) DevOps Engineer
2 6 (19.35%) Senior DevOps
3 4 (12.90%) Architect
3 4 (12.90%) Linux Engineer
3 4 (12.90%) Senior DevOps Engineer
4 3 (9.68%) Analyst
4 3 (9.68%) Applications Support
4 3 (9.68%) Applications Support Analyst
4 3 (9.68%) FIX Analyst
4 3 (9.68%) FIX Support Analyst
4 3 (9.68%) Linux Support
4 3 (9.68%) Linux Systems Engineer
4 3 (9.68%) Network Engineer
4 3 (9.68%) Principal Engineer
4 3 (9.68%) Principal Systems Engineer
4 3 (9.68%) Solutions Architect
4 3 (9.68%) Storage Engineer
4 3 (9.68%) Support Analyst
4 3 (9.68%) Systems Engineer
Libraries, Frameworks & Software Standards
1 6 (19.35%) Kafka
2 5 (16.13%) cloud-init
2 5 (16.13%) Keycloak
3 3 (9.68%) .NET
3 3 (9.68%) Apache NiFi
3 3 (9.68%) ASP.NET
3 3 (9.68%) ASP.NET Core
3 3 (9.68%) CSS
3 3 (9.68%) FIX Protocol
3 3 (9.68%) HTML
3 3 (9.68%) RabbitMQ
4 2 (6.45%) JSON
4 2 (6.45%) NETCONF
4 2 (6.45%) REST
4 2 (6.45%) RESTCONF
4 2 (6.45%) SOAP
4 2 (6.45%) XML
4 2 (6.45%) YAML
4 2 (6.45%) YANG
5 1 (3.23%) Node.js
Miscellaneous
1 5 (16.13%) PKI
2 3 (9.68%) Eurex
2 3 (9.68%) Private Cloud
2 3 (9.68%) Public Cloud
3 2 (6.45%) Cyber Threat
3 2 (6.45%) Data Centre
3 2 (6.45%) Hybrid Cloud
4 1 (3.23%) Bitcoin
4 1 (3.23%) Equities
4 1 (3.23%) Fixed Income
4 1 (3.23%) Foreign Exchange (FX)
Operating Systems
1 31 (100.00%) Linux
2 15 (48.39%) Red Hat Enterprise Linux
3 11 (35.48%) Unix
4 10 (32.26%) Windows
5 5 (16.13%) Ubuntu
6 4 (12.90%) Rocky
6 4 (12.90%) Windows Server
7 3 (9.68%) SUSE
8 1 (3.23%) Amazon Linux
8 1 (3.23%) Debian
8 1 (3.23%) Fedora
8 1 (3.23%) Mac OS
8 1 (3.23%) Oracle Linux
8 1 (3.23%) Solaris
8 1 (3.23%) Windows 10
8 1 (3.23%) Windows 8
8 1 (3.23%) Windows Server 2012
8 1 (3.23%) Windows Server 2016
Processes & Methodologies
1 20 (64.52%) DevOps
2 14 (45.16%) CI/CD
3 7 (22.58%) High Availability
4 6 (19.35%) Agile
4 6 (19.35%) Infrastructure as Code
4 6 (19.35%) Observability
5 5 (16.13%) Cloud Security
5 5 (16.13%) Containerisation
5 5 (16.13%) Continuous Integration
5 5 (16.13%) Dynamic Application Security Testing
5 5 (16.13%) Electronic Trading
5 5 (16.13%) Identity Management
5 5 (16.13%) Mobile Device Management
5 5 (16.13%) Problem-Solving
5 5 (16.13%) Secrets Management
5 5 (16.13%) Static Application Security Testing
6 4 (12.90%) Configuration Management
6 4 (12.90%) Infrastructure Automation
6 4 (12.90%) Migration
7 3 (9.68%) Data Protection
Programming Languages
1 21 (67.74%) Python
2 14 (45.16%) Bash
3 6 (19.35%) Go
3 6 (19.35%) SQL
4 5 (16.13%) Perl
5 4 (12.90%) JavaScript
6 3 (9.68%) C#
7 1 (3.23%) Shell Script
Qualifications
1 10 (32.26%) SC Cleared
1 10 (32.26%) Security Cleared
2 7 (22.58%) AWS Certification
Quality Assurance & Compliance
1 5 (16.13%) NCSC
2 1 (3.23%) NIST
2 1 (3.23%) QA
System Software
1 9 (29.03%) Docker
2 8 (25.81%) VMware Infrastructure
3 6 (19.35%) Active Directory
4 3 (9.68%) vCloud
4 3 (9.68%) VMware Workstation
4 3 (9.68%) vSphere
Systems Management
1 19 (61.29%) Kubernetes
2 11 (35.48%) Ansible
2 11 (35.48%) Terraform
3 9 (29.03%) ZABBIX
4 7 (22.58%) Packer
4 7 (22.58%) Prometheus
5 6 (19.35%) Grafana
5 6 (19.35%) HAProxy
5 6 (19.35%) Puppet
6 5 (16.13%) Consul
6 5 (16.13%) Istio
6 5 (16.13%) Jamf Pro
6 5 (16.13%) linkerd
6 5 (16.13%) Rancher
7 4 (12.90%) Nagios
8 3 (9.68%) Kibana
8 3 (9.68%) Red Hat Satellite
8 3 (9.68%) Rundeck
9 2 (6.45%) Failover Clustering
9 2 (6.45%) Progress Chef
Vendors
1 18 (58.06%) Red Hat
2 8 (25.81%) VMware
3 5 (16.13%) Apple
3 5 (16.13%) ESET
3 5 (16.13%) Okta
3 5 (16.13%) Splunk
4 3 (9.68%) Bloomberg
4 3 (9.68%) CQG
4 3 (9.68%) F5
4 3 (9.68%) Hitachi
4 3 (9.68%) ION Trading
4 3 (9.68%) Microsoft
4 3 (9.68%) Oracle
4 3 (9.68%) Patsystems
4 3 (9.68%) Reuters
4 3 (9.68%) Trayport
5 2 (6.45%) Cisco
5 2 (6.45%) Dell
5 2 (6.45%) ServiceNow
5 2 (6.45%) SolarWinds