Period
to 17 August 2019

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 17 August 2019 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
17 Aug 2019
Same period 2018 Same period 2017
Rank 150 175 145
Rank change year-on-year +25 -30 +39
Contract jobs citing CentOS 80 35 57
As % of all contract IT jobs advertised in the South West 1.24% 0.64% 1.05%
As % of the Operating Systems category 5.05% 3.02% 6.00%
Number of daily rates quoted 41 21 35
South West median daily rate £550 £413 £447
Median daily rate % change year-on-year +33.33% -7.72% -5.89%
10th Percentile £425 £363 £313
90th Percentile £713 £538 £603
England median daily rate £500 £500 £500
Number of hourly rates quoted 1 0 10
South West median hourly rate £35.00 - £41.25
England median hourly rate £35.00 £51.00 £40.00
% change year-on-year -31.37% +27.50% +196.30%

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 1,583 1,158 950
As % of all contract IT jobs advertised in the South West 24.60% 21.04% 17.45%
Number of daily rates quoted 876 633 556
South West median daily rate £425 £375 £363
Median daily rate % change year-on-year +13.33% +3.45% -2.03%
10th Percentile £135 £163 £158
90th Percentile £600 £543 £491
England median daily rate £425 £438 £425
% change year-on-year -2.86% +2.94% +6.12%
Number of hourly rates quoted 126 134 90
South West median hourly rate £42.00 £18.75 £17.50
Median hourly rate % change year-on-year +124.00% +7.14% +6.06%
10th Percentile £12.75 £11.17 £11.13
90th Percentile £52.50 £47.50 £48.75
England median hourly rate £17.50 £17.50 £17.38
% change year-on-year - +0.68% +5.35%

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 17 August 2019.

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 17 August 2019. 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
Wiltshire -7 30 £663 +32.50% 1
Gloucestershire +6 29 £515 +0.49% 8
Dorset - 13 - - 1
Bristol -2 4 £413 +1.54% 5
CentOS
England

For the 6 months to 17 August 2019, 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 80 (100.00%) Linux
2 40 (50.00%) Ansible
3 37 (46.25%) Kubernetes
4 34 (42.50%) Microsoft Azure
5 33 (41.25%) Amazon AWS
6 32 (40.00%) Security Cleared
7 28 (35.00%) DV Cleared
8 27 (33.75%) Red Hat Enterprise Linux
8 27 (33.75%) Red Hat
9 25 (31.25%) Jenkins
10 24 (30.00%) Windows
10 24 (30.00%) Solaris
10 24 (30.00%) JavaScript
11 23 (28.75%) JIRA
11 23 (28.75%) DevOps
12 22 (27.50%) Puppet
12 22 (27.50%) Git (software)
13 21 (26.25%) Docker
13 21 (26.25%) Microservices
13 21 (26.25%) Google Cloud Platform
13 21 (26.25%) Active Directory
14 20 (25.00%) .NET
15 19 (23.75%) Unix
15 19 (23.75%) Microsoft
15 19 (23.75%) Terraform
15 19 (23.75%) Veracode
15 19 (23.75%) Sonatype Nexus
15 19 (23.75%) Cloud Native
15 19 (23.75%) CircleCI
15 19 (23.75%) CoreOS

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 14 (17.50%) JBoss
1 14 (17.50%) OpenStack
2 2 (2.50%) Confluence
3 1 (1.25%) SharePoint
Applications
1 3 (3.75%) Microsoft Office
Business Applications
1 1 (1.25%) NetSuite
Cloud Services
1 34 (42.50%) Microsoft Azure
2 33 (41.25%) Amazon AWS
3 21 (26.25%) Google Cloud Platform
4 19 (23.75%) Amazon EKS
5 13 (16.25%) IaaS
5 13 (16.25%) OpenShift
5 13 (16.25%) PaaS
6 12 (15.00%) Azure Stack
7 2 (2.50%) npm
7 2 (2.50%) Virtual Private Cloud
8 1 (1.25%) Dynamics 365
Communications & Networking
1 13 (16.25%) DNS
1 13 (16.25%) Ethernet
1 13 (16.25%) IGMP
1 13 (16.25%) LAN
1 13 (16.25%) MPLS
1 13 (16.25%) Multicast
1 13 (16.25%) OSPF
1 13 (16.25%) SAN
1 13 (16.25%) VLAN
1 13 (16.25%) WAN
1 13 (16.25%) Wireless
2 2 (2.50%) DMZ
2 2 (2.50%) Firewall
2 2 (2.50%) HTTPS
2 2 (2.50%) VPN
3 1 (1.25%) SSH
Database & Business Intelligence
1 2 (2.50%) Oracle Database
2 1 (1.25%) Big Data
2 1 (1.25%) MongoDB
2 1 (1.25%) MySQL
2 1 (1.25%) NoSQL
Development Applications
1 25 (31.25%) Jenkins
2 23 (28.75%) JIRA
3 22 (27.50%) Git (software)
4 19 (23.75%) Artifactory
4 19 (23.75%) CircleCI
4 19 (23.75%) Sonatype Nexus
5 3 (3.75%) Maven
5 3 (3.75%) Vagrant
6 2 (2.50%) Babel
6 2 (2.50%) SonarQube
6 2 (2.50%) webpack
7 1 (1.25%) Appium
7 1 (1.25%) Atlassian Bamboo
7 1 (1.25%) Bitbucket
7 1 (1.25%) eggPlant
7 1 (1.25%) JUnit
7 1 (1.25%) Selenium
7 1 (1.25%) SoapUI
7 1 (1.25%) TestRail
7 1 (1.25%) Visual Studio
General
1 10 (12.50%) Finance
2 5 (6.25%) Banking
3 3 (3.75%) Automotive
4 2 (2.50%) Retail
4 2 (2.50%) Telecoms
5 1 (1.25%) Electronics
5 1 (1.25%) Manufacturing
5 1 (1.25%) Marketing
Job Titles
1 16 (20.00%) Administrator
2 15 (18.75%) Architect
3 13 (16.25%) Linux Administrator
3 13 (16.25%) Network Engineer
3 13 (16.25%) Senior Network Engineer
4 12 (15.00%) Technical Architect
5 11 (13.75%) Linux Systems Administrator
5 11 (13.75%) Systems Administrator
6 8 (10.00%) DevOps Engineer
7 6 (7.50%) Developer
7 6 (7.50%) Senior DevOps
7 6 (7.50%) Senior DevOps Engineer
8 5 (6.25%) Linux Engineer
8 5 (6.25%) Test Engineer
9 4 (5.00%) Technical Leader
10 3 (3.75%) Cloud Developer
10 3 (3.75%) Cloud Engineer
10 3 (3.75%) Platform Engineer
10 3 (3.75%) Solutions Architect
10 3 (3.75%) Technical Specialist
Libraries, Frameworks & Software Standards
1 20 (25.00%) .NET
2 19 (23.75%) Kafka
2 19 (23.75%) Node.js
3 13 (16.25%) Middleware
4 12 (15.00%) J2EE
5 3 (3.75%) HTML
5 3 (3.75%) REST
6 2 (2.50%) CSS
6 2 (2.50%) Elastic Stack
7 1 (1.25%) .NET Framework
7 1 (1.25%) AngularJS
7 1 (1.25%) JSON
7 1 (1.25%) Web Services
7 1 (1.25%) XML
Miscellaneous
1 19 (23.75%) Cloud Native
2 13 (16.25%) Driving Licence
2 13 (16.25%) Replication
3 12 (15.00%) Data Centre
4 4 (5.00%) Management Information System
5 2 (2.50%) Public Cloud
6 1 (1.25%) Analytical Skills
6 1 (1.25%) Cyberthreat
6 1 (1.25%) Linux Command Line
6 1 (1.25%) PKI
6 1 (1.25%) Self-Motivation
Operating Systems
1 80 (100.00%) Linux
2 27 (33.75%) Red Hat Enterprise Linux
3 24 (30.00%) Solaris
3 24 (30.00%) Windows
4 19 (23.75%) CoreOS
4 19 (23.75%) Unix
5 16 (20.00%) Debian
6 8 (10.00%) Ubuntu
7 6 (7.50%) Windows Server 2012
8 5 (6.25%) Windows 7
9 3 (3.75%) Windows Server
10 1 (1.25%) Fedora
10 1 (1.25%) Windows Server 2008
Processes & Methodologies
1 23 (28.75%) DevOps
2 21 (26.25%) Microservices
3 19 (23.75%) Infrastructure Automation
3 19 (23.75%) The Twelve-Factor App
4 16 (20.00%) Agile Software Development
5 14 (17.50%) Proactive Monitoring
6 13 (16.25%) Data Deduplication
6 13 (16.25%) Data Migration
6 13 (16.25%) Migration
6 13 (16.25%) Waterfall
7 12 (15.00%) Load Balancing
7 12 (15.00%) Technical Leadership
8 11 (13.75%) Service Management
9 8 (10.00%) Computer Science
9 8 (10.00%) Matrix Management
10 7 (8.75%) Minimum Viable Product
11 6 (7.50%) Configuration Management
11 6 (7.50%) Decision-Making
11 6 (7.50%) Matrix Organization
11 6 (7.50%) Sprint Planning
Programming Languages
1 24 (30.00%) JavaScript
2 19 (23.75%) Go
2 19 (23.75%) Rust
3 17 (21.25%) Java
4 15 (18.75%) Python
5 9 (11.25%) C
6 7 (8.75%) Bash Shell
7 4 (5.00%) Perl
8 2 (2.50%) C++
8 2 (2.50%) PowerShell
9 1 (1.25%) C#
9 1 (1.25%) PHP
9 1 (1.25%) SQL
9 1 (1.25%) VB
Qualifications
1 32 (40.00%) Security Cleared
2 28 (35.00%) DV Cleared
3 5 (6.25%) SC Cleared
4 3 (3.75%) ISTQB
4 3 (3.75%) RHCSA
5 2 (2.50%) ISEB
5 2 (2.50%) RHCE
6 1 (1.25%) CEH
6 1 (1.25%) MCSA
6 1 (1.25%) MCSE
6 1 (1.25%) Microsoft Certification
6 1 (1.25%) PRINCE2 Certification
6 1 (1.25%) Sun Certification
System Software
1 21 (26.25%) Active Directory
1 21 (26.25%) Docker
2 12 (15.00%) VMware Infrastructure
3 4 (5.00%) Hyper-V
4 3 (3.75%) NFS
4 3 (3.75%) VirtualBox
5 1 (1.25%) VMware ESXi
5 1 (1.25%) vSphere
Systems Management
1 40 (50.00%) Ansible
2 37 (46.25%) Kubernetes
3 22 (27.50%) Puppet
4 19 (23.75%) Terraform
5 12 (15.00%) vRealize
6 7 (8.75%) SCCM
7 5 (6.25%) SCOM
8 4 (5.00%) Opscode Chef
9 3 (3.75%) Marathon
9 3 (3.75%) Mesos
9 3 (3.75%) Salt
9 3 (3.75%) WSUS
10 2 (2.50%) Grafana
10 2 (2.50%) Red Hat Satellite
10 2 (2.50%) Red Hat Spacewalk
10 2 (2.50%) yum
11 1 (1.25%) HP ALM
11 1 (1.25%) Nagios
Vendors
1 27 (33.75%) Red Hat
2 19 (23.75%) Microsoft
2 19 (23.75%) Veracode
3 17 (21.25%) VMware
4 13 (16.25%) Cisco
5 11 (13.75%) Micro Focus
5 11 (13.75%) ServiceNow
6 6 (7.50%) ANSYS
7 2 (2.50%) Google
7 2 (2.50%) IBM
7 2 (2.50%) Oracle
8 1 (1.25%) Atlassian
8 1 (1.25%) HP
8 1 (1.25%) JD Edwards
8 1 (1.25%) SAP