Period
to 28 February 2020

The following table provides summary statistics for contract job vacancies advertised in the South West 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 28 February 2020 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

CentOS Linux
England > South West
6 months to
28 Feb 2020
Same period 2019 Same period 2018
Rank 174 161 149
Rank change year-on-year -13 -12 +32
Contract jobs citing CentOS 27 67 56
As % of all contract IT jobs advertised in the South West 0.50% 1.04% 1.07%
As % of the Operating Systems category 2.07% 4.36% 5.32%
Number of daily rates quoted 21 40 39
South West median daily rate £500 £500 £450
Median daily rate % change year-on-year - +11.11% +5.88%
10th Percentile £425 £363 £300
90th Percentile £608 £628 £557
England median daily rate £500 £475 £475
% change year-on-year +5.26% - +1.06%
Number of hourly rates quoted 1 2 0
South West median hourly rate £39.50 £44.58 -
Median hourly rate % change year-on-year -11.39% - -
England median hourly rate £35.00 £38.41 £28.25
% change year-on-year -8.88% +35.97% +61.43%

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 advertised in the South West with a requirement for operating system skills.

All Operating Systems
South West
Contract vacancies with a requirement for operating system skills 1,306 1,537 1,053
As % of all contract IT jobs advertised in the South West 24.10% 23.96% 20.11%
Number of daily rates quoted 824 900 607
South West median daily rate £400 £418 £375
Median daily rate % change year-on-year -4.19% +11.33% +7.14%
10th Percentile £130 £135 £143
90th Percentile £575 £575 £550
England median daily rate £414 £435 £425
% change year-on-year -4.94% +2.35% +3.03%
Number of hourly rates quoted 91 139 86
South West median hourly rate £21.00 £35.00 £15.35
Median hourly rate % change year-on-year -40.00% +128.01% -8.36%
10th Percentile £11.17 £11.17 £11.17
90th Percentile £52.50 £49.50 £42.79
England median hourly rate £17.50 £17.41 £17.25
% change year-on-year +0.52% +0.93% +4.55%

CentOS
Job Vacancy Trend in the South West

Job postings citing CentOS as a percentage of all IT jobs advertised in the South West.

Job vacancy trend for CentOS in the South West

CentOS
Contractor Daily Rate Trend in the South West

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing CentOS in the South West.

Contractor daily rate trend for CentOS in the South West

CentOS
Contractor Daily Rate Histogram in the South West

The daily rate distribution of IT jobs citing CentOS in the South West over the 6 months to 28 February 2020.

Contractor daily rate histogram for CentOS in the South West

CentOS
Contractor Hourly Rate Trend in the South West

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing CentOS in the South West.

Contractor hourly rate trend for CentOS in the South West

CentOS
Contract Job Locations in the South West

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the South West region over the 6 months to 28 February 2020. 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
Job
Vacancies
Gloucestershire +5 15 £520 +2.97% 13
Wiltshire +10 8 £450 -10.00% 4
Bristol -3 3 £381 -10.29% 2
Somerset -5 1 - - 6
CentOS
England

For the 6 months to 28 February 2020, IT contractor jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the South West region with a requirement for CentOS.

1 27 (100.00%) Linux
2 16 (59.26%) Red Hat
2 16 (59.26%) Security Cleared
3 12 (44.44%) DV Cleared
3 12 (44.44%) VMware
4 11 (40.74%) Windows
4 11 (40.74%) Red Hat Enterprise Linux
5 10 (37.04%) Puppet
5 10 (37.04%) Ansible
6 9 (33.33%) PowerShell
6 9 (33.33%) Agile Software Development
7 8 (29.63%) VMware Infrastructure
7 8 (29.63%) Solaris
7 8 (29.63%) Python
7 8 (29.63%) Docker
7 8 (29.63%) Jenkins
8 7 (25.93%) Bash Shell
8 7 (25.93%) Microsoft
8 7 (25.93%) Active Directory
8 7 (25.93%) Hyper-V
9 6 (22.22%) V-Model
9 6 (22.22%) Unix
9 6 (22.22%) Change Management
9 6 (22.22%) Azure
9 6 (22.22%) vSphere
9 6 (22.22%) Waterfall
9 6 (22.22%) VMware ESXi
9 6 (22.22%) Windows Server 2012
9 6 (22.22%) DevOps
9 6 (22.22%) Windows Server

CentOS
Co-occurring IT Skills in the South West by Category

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

Application Platforms
1 4 (14.81%) Confluence
2 3 (11.11%) Elasticsearch
3 2 (7.41%) Apache
3 2 (7.41%) OpenStack
4 1 (3.70%) SharePoint
Applications
1 3 (11.11%) Microsoft Office
Cloud Services
1 6 (22.22%) Azure
2 1 (3.70%) AWS
2 1 (3.70%) GCP
2 1 (3.70%) Virtual Private Cloud
Communications & Networking
1 5 (18.52%) DNS
1 5 (18.52%) Firewall
2 3 (11.11%) DHCP
3 2 (7.41%) Cisco Nexus
3 2 (7.41%) IPsec
3 2 (7.41%) Kerberos
3 2 (7.41%) Network Security
4 1 (3.70%) DMZ
4 1 (3.70%) VPN
Database & Business Intelligence
1 3 (11.11%) Big Data
1 3 (11.11%) MongoDB
2 2 (7.41%) MySQL
2 2 (7.41%) PostgreSQL
3 1 (3.70%) Apache Accumulo
3 1 (3.70%) Hadoop
3 1 (3.70%) SQL Server
3 1 (3.70%) SQL Server 2014
Development Applications
1 8 (29.63%) Jenkins
2 5 (18.52%) JIRA
3 2 (7.41%) Robot Framework
3 2 (7.41%) Sonatype Nexus
3 2 (7.41%) TestRail
3 2 (7.41%) Vagrant
4 1 (3.70%) Atlassian Bamboo
4 1 (3.70%) Bitbucket
4 1 (3.70%) Bitbucket Server
4 1 (3.70%) Eclipse
4 1 (3.70%) Git (software)
4 1 (3.70%) JUnit
4 1 (3.70%) Subversion
General
1 3 (11.11%) Legal
2 2 (7.41%) Automotive
3 1 (3.70%) Finance
3 1 (3.70%) Retail
Job Titles
1 8 (29.63%) Administrator
2 7 (25.93%) Systems Administrator
3 6 (22.22%) Linux Administrator
3 6 (22.22%) Linux Systems Administrator
4 5 (18.52%) Test Engineer
5 3 (11.11%) Infrastructure Engineer
5 3 (11.11%) Linux Engineer
6 2 (7.41%) Automation Consultant
6 2 (7.41%) Consultant
6 2 (7.41%) Network Engineer
6 2 (7.41%) Platform Engineer
6 2 (7.41%) Systems Engineer
6 2 (7.41%) Technical Engineer
6 2 (7.41%) Technical Leader
7 1 (3.70%) Deployment Engineer
7 1 (3.70%) Java Developer
7 1 (3.70%) Senior Platform Engineer
7 1 (3.70%) Senior Systems Administrator
7 1 (3.70%) Unix Administrator
7 1 (3.70%) Unix Systems Administrator
Libraries, Frameworks & Software Standards
1 3 (11.11%) Apache NiFi
1 3 (11.11%) REST
2 1 (3.70%) EJB
2 1 (3.70%) Elastic Stack
2 1 (3.70%) JSF
2 1 (3.70%) Kafka
2 1 (3.70%) Spring
Miscellaneous
1 3 (11.11%) PKI
2 2 (7.41%) Analytical Skills
2 2 (7.41%) Management Information System
2 2 (7.41%) Self-Motivation
3 1 (3.70%) Clustering
3 1 (3.70%) Cyberthreat
3 1 (3.70%) Enterprise Storage
Operating Systems
1 27 (100.00%) Linux
2 11 (40.74%) Red Hat Enterprise Linux
2 11 (40.74%) Windows
3 8 (29.63%) Solaris
4 6 (22.22%) Unix
4 6 (22.22%) Windows Server
4 6 (22.22%) Windows Server 2012
5 3 (11.11%) Windows 7
6 2 (7.41%) Ubuntu
6 2 (7.41%) Windows Server 2008
7 1 (3.70%) Debian
7 1 (3.70%) Fedora
7 1 (3.70%) Mac OS
7 1 (3.70%) Windows 10
Processes & Methodologies
1 9 (33.33%) Agile Software Development
2 6 (22.22%) Change Management
2 6 (22.22%) DevOps
2 6 (22.22%) V-Model
2 6 (22.22%) Waterfall
3 5 (18.52%) ITIL
3 5 (18.52%) Task Automation
4 4 (14.81%) Configuration Management
4 4 (14.81%) Infrastructure Engineering
4 4 (14.81%) Technical Leadership
4 4 (14.81%) Test Automation
5 3 (11.11%) Functional Testing
5 3 (11.11%) Integration Testing
5 3 (11.11%) Non-Functional Testing
5 3 (11.11%) Operational Acceptance Testing
5 3 (11.11%) Process Improvement
5 3 (11.11%) Software Engineering
5 3 (11.11%) Test Planning
5 3 (11.11%) Test Strategy
5 3 (11.11%) User Acceptance Testing
Programming Languages
1 9 (33.33%) PowerShell
2 8 (29.63%) Python
3 7 (25.93%) Bash Shell
4 4 (14.81%) C
4 4 (14.81%) JavaScript
4 4 (14.81%) Perl
4 4 (14.81%) PHP
4 4 (14.81%) SQL
5 3 (11.11%) Java
6 1 (3.70%) Groovy
Qualifications
1 16 (59.26%) Security Cleared
2 12 (44.44%) DV Cleared
3 5 (18.52%) SC Cleared
4 4 (14.81%) ISTQB
5 3 (11.11%) CCNA
5 3 (11.11%) Cisco Certification
5 3 (11.11%) MCSE
5 3 (11.11%) Microsoft Certification
6 2 (7.41%) ISEB
6 2 (7.41%) RHCSA
7 1 (3.70%) CISSP
7 1 (3.70%) CompTIA Security+
7 1 (3.70%) Degree
7 1 (3.70%) GIAC
7 1 (3.70%) Linux+ Certification
7 1 (3.70%) Network+ Certification
7 1 (3.70%) PRINCE2 Certification
7 1 (3.70%) RHCE
7 1 (3.70%) SANS
7 1 (3.70%) SSCP
System Software
1 8 (29.63%) Docker
1 8 (29.63%) VMware Infrastructure
2 7 (25.93%) Active Directory
2 7 (25.93%) Hyper-V
3 6 (22.22%) VMware ESXi
3 6 (22.22%) vSphere
4 3 (11.11%) VirtualBox
5 1 (3.70%) NFS
5 1 (3.70%) Samba
5 1 (3.70%) Xen
5 1 (3.70%) XenApp
5 1 (3.70%) XenDesktop
Systems Management
1 10 (37.04%) Ansible
1 10 (37.04%) Puppet
2 5 (18.52%) SCCM
3 4 (14.81%) Kubernetes
4 3 (11.11%) Nagios
4 3 (11.11%) SCOM
4 3 (11.11%) vCenter Server
4 3 (11.11%) WSUS
5 2 (7.41%) HP ALM
5 2 (7.41%) Marathon
5 2 (7.41%) Mesos
5 2 (7.41%) NetBackup
5 2 (7.41%) OpenView
5 2 (7.41%) Salt
5 2 (7.41%) Tivoli
6 1 (3.70%) Docker Swarm
6 1 (3.70%) OpenNMS
6 1 (3.70%) Terraform
6 1 (3.70%) yum
6 1 (3.70%) ZABBIX
Vendors
1 16 (59.26%) Red Hat
2 12 (44.44%) VMware
3 7 (25.93%) Microsoft
4 5 (18.52%) HP
5 4 (14.81%) Cisco
6 2 (7.41%) Atlassian
6 2 (7.41%) Dell
6 2 (7.41%) Palo Alto
7 1 (3.70%) ANSYS
7 1 (3.70%) Citrix
7 1 (3.70%) Cloudera
7 1 (3.70%) EMC
7 1 (3.70%) Google
7 1 (3.70%) Hortonworks
7 1 (3.70%) NetApp
7 1 (3.70%) SolarWinds
7 1 (3.70%) Twitter