CentOS Contracts

CentOS Linux
UK

The following table provides summary statistics for contract job vacancies with a requirement for CentOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CentOS over the 6 months to 1 June 2024 with a comparison to the same period in the previous 2 years.

6 months to
1 Jun 2024
Same period 2023 Same period 2022
Rank 502 496 565
Rank change year-on-year -6 +69 -55
Contract jobs citing CentOS 73 188 290
As % of all contract jobs advertised in the UK 0.17% 0.34% 0.33%
As % of the Operating Systems category 1.26% 2.07% 2.25%
Number of daily rates quoted 48 138 196
10th Percentile £313 £447 £400
25th Percentile £423 £500 £463
Median daily rate (50th Percentile) £500 £600 £550
Median % change year-on-year -16.67% +9.09% +10.00%
75th Percentile £525 £671 £650
90th Percentile £579 £700 £724
UK excluding London median daily rate £394 £550 £600
% change year-on-year -28.41% -8.33% +26.32%
Number of hourly rates quoted 2 0 4
10th Percentile - - £18.13
25th Percentile £21.25 - £20.62
Median hourly rate £22.50 - £26.38
75th Percentile £23.75 - £42.11
90th Percentile - - £58.27
UK excluding London median hourly rate £22.50 - £42.76
% change year-on-year - - +134.30%

All Operating Systems
UK

CentOS is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for operating system skills.

Contract vacancies with a requirement for operating system skills 5,784 9,075 12,888
As % of all contract IT jobs advertised in the UK 13.43% 16.19% 14.71%
Number of daily rates quoted 3,888 6,324 8,810
10th Percentile £185 £190 £175
25th Percentile £300 £340 £350
Median daily rate (50th Percentile) £470 £500 £500
Median % change year-on-year -6.00% - +11.11%
75th Percentile £588 £638 £613
90th Percentile £700 £718 £700
UK excluding London median daily rate £450 £465 £425
% change year-on-year -3.12% +9.29% +6.25%
Number of hourly rates quoted 404 391 567
10th Percentile £12.75 £13.29 £13.00
25th Percentile £15.50 £18.06 £15.76
Median hourly rate £22.50 £42.50 £22.00
Median % change year-on-year -47.06% +93.18% +25.71%
75th Percentile £61.60 £65.00 £52.50
90th Percentile £70.00 £75.00 £65.00
UK excluding London median hourly rate £22.79 £38.50 £20.00
% change year-on-year -40.81% +92.50% +21.21%

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
Contractor Daily Rate Trend

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

Daily rate trend for CentOS in the UK

CentOS
Daily Rate Histogram

Daily rate distribution for jobs citing CentOS over the 6 months to 1 June 2024.

Daily rate histogram for CentOS in the UK

CentOS
Contractor Hourly Rate Trend

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

Hourly rate trend for CentOS in the UK

CentOS
Top 14 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the UK over the 6 months to 1 June 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England -13 60 £500 -16.67% 45
London +62 33 £501 -21.49% 14
UK excluding London -34 33 £394 -28.41% 36
Work from Home +80 20 £438 -26.16% 18
North of England +12 10 £463 -26.00% 9
Yorkshire +19 7 £463 -17.04% 1
South West -8 7 £575 +5.99% 3
Scotland +30 6 £325 -50.00% 3
Midlands +15 5 £300 -57.14% 2
West Midlands +8 5 £300 -57.14% 1
North West +9 3 - - 6
East of England +3 3 - - 2
South East -14 2 £540 +8.00% 14
Wales +12 1 - - 3

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 16 (21.92%) OpenStack
2 8 (10.96%) IIS
3 7 (9.59%) nginx
4 4 (5.48%) Apache Solr
5 3 (4.11%) Apache
5 3 (4.11%) Microsoft Exchange
6 2 (2.74%) SAS
6 2 (2.74%) Traefik
7 1 (1.37%) Confluence
Applications
1 2 (2.74%) Microsoft Office
Cloud Services
1 13 (17.81%) Slack
2 12 (16.44%) AWS
3 10 (13.70%) Amazon EC2
4 7 (9.59%) Virtual Private Cloud
5 6 (8.22%) GCP
6 5 (6.85%) Amazon S3
6 5 (6.85%) Route 53
6 5 (6.85%) WhatsApp
7 4 (5.48%) Amazon ELB
7 4 (5.48%) AWS KMS
7 4 (5.48%) Azure
8 3 (4.11%) Amazon CloudWatch
8 3 (4.11%) AWS CloudFormation
9 2 (2.74%) Amazon ECS
9 2 (2.74%) AWS CodeCommit
9 2 (2.74%) AWS CodeDeploy
9 2 (2.74%) AWS Fargate
9 2 (2.74%) Cloud Computing
9 2 (2.74%) GitHub
9 2 (2.74%) Serverless
Communications & Networking
1 11 (15.07%) DNS
2 7 (9.59%) TCP/IP
3 5 (6.85%) Asterisk PBX
3 5 (6.85%) DHCP
3 5 (6.85%) VoIP
4 4 (5.48%) Fibre Channel
4 4 (5.48%) HTTPS
4 4 (5.48%) IPsec
4 4 (5.48%) LAN
4 4 (5.48%) Remote Desktop
4 4 (5.48%) SAN
4 4 (5.48%) WAN
5 2 (2.74%) Firewall
5 2 (2.74%) Intrusion Detection
5 2 (2.74%) Skype
6 1 (1.37%) 3G
6 1 (1.37%) 4G
6 1 (1.37%) Diameter Protocol
6 1 (1.37%) SSH
6 1 (1.37%) Wireshark
Database & Business Intelligence
1 15 (20.55%) Elasticsearch
2 10 (13.70%) MySQL
3 6 (8.22%) Data Warehouse
3 6 (8.22%) SQL Server
4 4 (5.48%) Couchbase
4 4 (5.48%) NoSQL
5 3 (4.11%) Amazon RDS
5 3 (4.11%) MariaDB
5 3 (4.11%) PostgreSQL
6 2 (2.74%) MongoDB
6 2 (2.74%) Relational Database
7 1 (1.37%) Azure SQL Database
7 1 (1.37%) Metadata
7 1 (1.37%) RDBMS
7 1 (1.37%) Redis
Development Applications
1 23 (31.51%) Jenkins
2 8 (10.96%) GitLab
3 3 (4.11%) Git
4 2 (2.74%) JIRA
5 1 (1.37%) Bitbucket
5 1 (1.37%) Sonatype Nexus
5 1 (1.37%) Vagrant
General
1 13 (17.81%) Social Skills
2 7 (9.59%) Finance
3 4 (5.48%) Legal
4 3 (4.11%) Public Sector
5 2 (2.74%) Analytical Skills
5 2 (2.74%) Telecoms
6 1 (1.37%) Aerospace
6 1 (1.37%) Back Office
Job Titles
1 13 (17.81%) DevOps Engineer
2 8 (10.96%) Architect
2 8 (10.96%) Linux Engineer
3 7 (9.59%) Infrastructure Engineer
3 7 (9.59%) Solutions Architect
3 7 (9.59%) Support Engineer
3 7 (9.59%) VMware Architect
4 6 (8.22%) 3rd Line Support
4 6 (8.22%) Lead
5 5 (6.85%) Administrator
5 5 (6.85%) Applications Engineer
5 5 (6.85%) Applications Support
5 5 (6.85%) Applications Support Engineer
5 5 (6.85%) Systems Engineer
5 5 (6.85%) Technical Leader
6 4 (5.48%) Server Administrator
6 4 (5.48%) VMWare Administrator
7 3 (4.11%) Developer
7 3 (4.11%) Migration Engineer
7 3 (4.11%) Network Engineer
Libraries, Frameworks & Software Standards
1 14 (19.18%) Elastic Stack
2 6 (8.22%) JSON
3 5 (6.85%) CSS
3 5 (6.85%) FIX Protocol
3 5 (6.85%) HTML
3 5 (6.85%) HTML5
4 4 (5.48%) LEMP Stack
4 4 (5.48%) RabbitMQ
4 4 (5.48%) YAML
5 2 (2.74%) cloud-init
5 2 (2.74%) CodeIgniter
5 2 (2.74%) Laravel
6 1 (1.37%) Apache NiFi
6 1 (1.37%) ARM Templates
6 1 (1.37%) Kafka
6 1 (1.37%) Lambda Expressions
6 1 (1.37%) LDAP
6 1 (1.37%) Node.js
6 1 (1.37%) React
Miscellaneous
1 14 (19.18%) Onboarding
2 10 (13.70%) Data Centre
3 9 (12.33%) PKI
4 5 (6.85%) Management Information System
5 4 (5.48%) Cloud Native
6 2 (2.74%) Clustering
6 2 (2.74%) Hedge funds
6 2 (2.74%) Linux Command Line
6 2 (2.74%) Virtual Team
7 1 (1.37%) Distributed Systems
7 1 (1.37%) Self-Motivation
Operating Systems
1 73 (100.00%) Linux
2 37 (50.68%) Red Hat Enterprise Linux
3 22 (30.14%) Windows
4 18 (24.66%) Windows Server
5 11 (15.07%) Windows Server 2016
6 10 (13.70%) Ubuntu
7 9 (12.33%) Debian
8 8 (10.96%) Windows Server 2012
9 6 (8.22%) Windows Server 2008
10 5 (6.85%) Windows Server 2019
11 4 (5.48%) Unix
12 3 (4.11%) Rocky
13 2 (2.74%) Amazon Linux
13 2 (2.74%) Windows 10
14 1 (1.37%) Alpine Linux
14 1 (1.37%) Fedora
Processes & Methodologies
1 25 (34.25%) CI/CD
2 21 (28.77%) DevOps
3 19 (26.03%) Agile
3 19 (26.03%) Infrastructure as Code
4 14 (19.18%) Observability
5 10 (13.70%) Configuration Management
6 9 (12.33%) Migration
7 8 (10.96%) Containerisation
7 8 (10.96%) Problem-Solving
8 6 (8.22%) Cost Reduction
8 6 (8.22%) Load Balancing
8 6 (8.22%) Microservices
8 6 (8.22%) Task Automation
9 5 (6.85%) Application Security
9 5 (6.85%) Continuous Improvement
9 5 (6.85%) Infrastructure Engineering
9 5 (6.85%) OOP
9 5 (6.85%) Patch Management
10 4 (5.48%) Risk Assessment
10 4 (5.48%) Virtual Infrastructure
Programming Languages
1 25 (34.25%) Python
2 20 (27.40%) Shell Script
3 19 (26.03%) Bash
4 14 (19.18%) PowerShell
5 13 (17.81%) PHP
6 10 (13.70%) SQL
7 6 (8.22%) T-SQL
8 2 (2.74%) Go
8 2 (2.74%) Java
8 2 (2.74%) Perl
8 2 (2.74%) Ruby
9 1 (1.37%) C
9 1 (1.37%) C++
9 1 (1.37%) Groovy
9 1 (1.37%) JavaScript
9 1 (1.37%) Korn
9 1 (1.37%) Scala
Qualifications
1 16 (21.92%) Security Cleared
2 13 (17.81%) SC Cleared
3 8 (10.96%) MCSE
3 8 (10.96%) Microsoft Certification
4 6 (8.22%) DV Cleared
4 6 (8.22%) MCSA
4 6 (8.22%) RHCT
5 5 (6.85%) Degree
6 1 (1.37%) CEH
6 1 (1.37%) CISSP
6 1 (1.37%) Computer Science Degree
6 1 (1.37%) Linux+ Certification
6 1 (1.37%) LPIC
6 1 (1.37%) RHCE
Quality Assurance & Compliance
1 5 (6.85%) QA
2 4 (5.48%) GDPR
2 4 (5.48%) HIPAA
2 4 (5.48%) ISO/IEC 27001
2 4 (5.48%) NIST
3 2 (2.74%) NCSC
System Software
1 16 (21.92%) Active Directory
2 15 (20.55%) VMware Infrastructure
3 12 (16.44%) Docker
4 8 (10.96%) KVM
4 8 (10.96%) Virtual Machines
5 6 (8.22%) Hyper-V
6 4 (5.48%) VMware ESXi
6 4 (5.48%) VMware NSX
6 4 (5.48%) VMware Server
6 4 (5.48%) vSphere
7 1 (1.37%) Firmware
7 1 (1.37%) Xen
Systems Management
1 28 (38.36%) Ansible
2 20 (27.40%) Kubernetes
3 18 (24.66%) Prometheus
4 14 (19.18%) Grafana
4 14 (19.18%) Kibana
4 14 (19.18%) logstash
5 12 (16.44%) Terraform
6 8 (10.96%) Puppet
7 7 (9.59%) Packer
8 6 (8.22%) Nagios
9 4 (5.48%) Rancher
9 4 (5.48%) vCenter Server
10 3 (4.11%) HAProxy
10 3 (4.11%) ZABBIX
11 2 (2.74%) Consul
11 2 (2.74%) Docker Swarm
11 2 (2.74%) Graphite
11 2 (2.74%) Progress Chef
11 2 (2.74%) WSUS
11 2 (2.74%) yum
Vendors
1 34 (46.58%) Red Hat
2 23 (31.51%) VMware
3 13 (17.81%) Amdocs
4 11 (15.07%) Microsoft
5 8 (10.96%) Citrix
6 7 (9.59%) Cisco
7 4 (5.48%) Google
7 4 (5.48%) Splunk
8 2 (2.74%) PagerDuty
9 1 (1.37%) Oracle
9 1 (1.37%) Qualys
9 1 (1.37%) Remedy
9 1 (1.37%) ServiceNow
9 1 (1.37%) Sybase