Period
to 20 June 2018

The following table provides summary statistics for contract job vacancies advertised in the North 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 20 June 2018 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 > North West
6 months to
20 Jun 2018
Same period 2017 Same period 2016
Rank 183 172 205
Rank change year-on-year -11 +33 -21
Contract jobs citing CentOS 35 32 27
As % of all contract IT jobs advertised in the North West 0.60% 0.58% 0.35%
As % of the Operating Systems category 3.08% 2.92% 1.60%
Number of daily rates quoted 21 26 18
North West median daily rate £475 £425 £425
Median daily rate % change year-on-year +11.76% - +6.25%
10th Percentile £420 £356 £300
90th Percentile £600 £575 £500
England median daily rate £500 £490 £450
% change year-on-year +2.04% +8.89% +12.50%
Number of hourly rates quoted 0 0 0
North West median hourly rate - - -
England median hourly rate £49.50 £40.00 £50.00
% change year-on-year +23.75% -20.00% +5.26%

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 North West with a requirement for operating system skills.

All Operating Systems
North West
Contract vacancies with a requirement for operating system skills 1,136 1,097 1,688
As % of all contract IT jobs advertised in the North West 19.43% 20.04% 21.81%
Number of daily rates quoted 658 689 924
North West median daily rate £400 £400 £400
10th Percentile £153 £199 £226
90th Percentile £563 £538 £525
England median daily rate £438 £425 £400
% change year-on-year +3.06% +6.25% +6.67%
Number of hourly rates quoted 116 97 115
North West median hourly rate £15.00 £16.00 £14.00
Median hourly rate % change year-on-year -6.25% +14.29% -
10th Percentile £11.17 £10.50 £10.50
90th Percentile £42.50 £43.75 £40.60
England median hourly rate £17.50 £16.53 £16.91
% change year-on-year +5.87% -2.22% +4.61%

CentOS
Job Vacancy Trend in the North West

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

Job vacancy trend for CentOS in the North West

CentOS
Contractor Daily Rate Trend in the North West

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

Contractor daily rate trend for CentOS in the North West

CentOS
Contractor Daily Rate Histogram in the North West

The daily rate distribution of IT jobs citing CentOS in the North West over the 6 months to 20 June 2018.

Contractor daily rate histogram for CentOS in the North West

CentOS
Contract Job Locations in the North 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 North West region over the 6 months to 20 June 2018. 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
Manchester -15 26 £441 +10.31% 15
Lancashire -2 4 £525 +23.53%
Cheshire -7 3 £525 +50.00% 3
Merseyside +16 1 £625 +28.21% 5
CentOS
England

For the 6 months to 20 June 2018, 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 North West region with a requirement for CentOS.

1 35 (100.00%) Linux
2 28 (80.00%) DevOps
3 27 (77.14%) Red Hat Enterprise Linux
3 27 (77.14%) Puppet
4 24 (68.57%) Amazon AWS
4 24 (68.57%) Git (software)
4 24 (68.57%) Python
5 23 (65.71%) Ansible
6 22 (62.86%) Jenkins
7 21 (60.00%) Bash Shell
8 19 (54.29%) Red Hat
9 18 (51.43%) Terraform
10 17 (48.57%) Ruby
11 16 (45.71%) Configuration Management
11 16 (45.71%) Opscode Chef
12 12 (34.29%) Splunk
12 12 (34.29%) Sonatype Nexus
13 10 (28.57%) VMware
14 9 (25.71%) Microsoft Azure
15 8 (22.86%) Docker
15 8 (22.86%) Firewall
15 8 (22.86%) Windows
16 7 (20.00%) Continuous Integration
16 7 (20.00%) Kubernetes
16 7 (20.00%) PowerShell
17 6 (17.14%) Ubuntu
17 6 (17.14%) Shell Script
18 5 (14.29%) VPN
18 5 (14.29%) Packer
19 4 (11.43%) Windows Server

CentOS
Co-occurring IT Skills in the North 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 3 (8.57%) Apache Spark
2 2 (5.71%) Elasticsearch
Cloud Services
1 24 (68.57%) Amazon AWS
2 9 (25.71%) Microsoft Azure
3 3 (8.57%) AWS CloudFormation
4 2 (5.71%) Azure Active Directory
4 2 (5.71%) IaaS
4 2 (5.71%) PaaS
5 1 (2.86%) Office 365
Communications & Networking
1 8 (22.86%) Firewall
2 5 (14.29%) VPN
3 3 (8.57%) DNS
4 2 (5.71%) BGP
4 2 (5.71%) Internet
4 2 (5.71%) IPFIX
4 2 (5.71%) Junos
4 2 (5.71%) MPLS
4 2 (5.71%) MRTG
4 2 (5.71%) Network Security
4 2 (5.71%) OSPF
4 2 (5.71%) SNMP
4 2 (5.71%) TACACS
4 2 (5.71%) VLAN
5 1 (2.86%) AMQP
5 1 (2.86%) DHCP
5 1 (2.86%) MQTT
5 1 (2.86%) SSH
Database & Business Intelligence
1 3 (8.57%) MySQL
2 2 (5.71%) Azure SQL Database
2 2 (5.71%) Hadoop
2 2 (5.71%) PostgreSQL
2 2 (5.71%) SQLite
3 1 (2.86%) Apache Cassandra
3 1 (2.86%) Apache Hive
3 1 (2.86%) Big Data
3 1 (2.86%) Redis
Development Applications
1 24 (68.57%) Git (software)
2 22 (62.86%) Jenkins
3 12 (34.29%) Sonatype Nexus
4 3 (8.57%) Cucumber
5 2 (5.71%) GitLab
5 2 (5.71%) Robot Framework
6 1 (2.86%) JIRA
General
1 2 (5.71%) Retail
2 1 (2.86%) Billing
2 1 (2.86%) Manufacturing
Job Titles
1 26 (74.29%) DevOps Engineer
2 6 (17.14%) Consultant
3 2 (5.71%) Automation Engineer
3 2 (5.71%) AWS DevOps
3 2 (5.71%) Azure Consultant
3 2 (5.71%) Cloud Consultant
3 2 (5.71%) Infrastructure Engineer
4 1 (2.86%) Automation Consultant
4 1 (2.86%) AWS Consultant
4 1 (2.86%) AWS DevOps Engineer
4 1 (2.86%) AWS Engineer
4 1 (2.86%) DevOps Consultant
4 1 (2.86%) Hadoop Consultant
4 1 (2.86%) Hyper-V Engineer
4 1 (2.86%) Infrastructure Consultant
4 1 (2.86%) Linux Developer
4 1 (2.86%) PHP Developer
4 1 (2.86%) Senior DevOps
4 1 (2.86%) Senior DevOps Engineer
4 1 (2.86%) Senior PHP Developer
Libraries, Frameworks & Software Standards
1 4 (11.43%) .NET
1 4 (11.43%) JSON
1 4 (11.43%) Kafka
2 3 (8.57%) Web Services
3 2 (5.71%) Elastic Stack
3 2 (5.71%) Node.js
3 2 (5.71%) XML
4 1 (2.86%) RabbitMQ
4 1 (2.86%) REST
4 1 (2.86%) SOAP
4 1 (2.86%) XML-RPC
4 1 (2.86%) YAML
Miscellaneous
1 3 (8.57%) Linux Command Line
2 2 (5.71%) Internet of Things
3 1 (2.86%) Greenfield Project
3 1 (2.86%) Public Cloud
Operating Systems
1 35 (100.00%) Linux
2 27 (77.14%) Red Hat Enterprise Linux
3 8 (22.86%) Windows
4 6 (17.14%) Ubuntu
5 4 (11.43%) Debian
5 4 (11.43%) Unix
5 4 (11.43%) Windows Server
6 2 (5.71%) Windows 10
7 1 (2.86%) Fedora
7 1 (2.86%) Windows Server 2003
7 1 (2.86%) Windows Server 2012
Processes & Methodologies
1 28 (80.00%) DevOps
2 16 (45.71%) Configuration Management
3 7 (20.00%) Continuous Integration
4 4 (11.43%) Microservices
4 4 (11.43%) Software Engineering
4 4 (11.43%) Test Automation
5 3 (8.57%) Change Control
5 3 (8.57%) Data Management
5 3 (8.57%) Virtual Infrastructure
6 2 (5.71%) Continuous Delivery
6 2 (5.71%) Continuous Deployment
6 2 (5.71%) Deployment Automation
6 2 (5.71%) IT Strategy
6 2 (5.71%) Network Design
6 2 (5.71%) Network Management
6 2 (5.71%) Network Monitoring
6 2 (5.71%) Network Virtualisation
6 2 (5.71%) Problem-Solving
6 2 (5.71%) Task Automation
6 2 (5.71%) Test Strategy
Programming Languages
1 24 (68.57%) Python
2 21 (60.00%) Bash Shell
3 17 (48.57%) Ruby
4 7 (20.00%) PowerShell
5 6 (17.14%) Shell Script
6 4 (11.43%) Java
6 4 (11.43%) Perl
7 3 (8.57%) PHP
7 3 (8.57%) SQL
8 2 (5.71%) Bourne shell
8 2 (5.71%) C#
8 2 (5.71%) JavaScript
9 1 (2.86%) Go
9 1 (2.86%) Java 8
9 1 (2.86%) XPath
Quality Assurance & Compliance
1 2 (5.71%) QA
2 1 (2.86%) PMO
System Software
1 8 (22.86%) Docker
2 4 (11.43%) Active Directory
2 4 (11.43%) VMware Infrastructure
3 3 (8.57%) Virtual Machines
3 3 (8.57%) VMware ESXi
4 2 (5.71%) KVM
4 2 (5.71%) vSphere
5 1 (2.86%) Hyper-V
Systems Management
1 27 (77.14%) Puppet
2 23 (65.71%) Ansible
3 18 (51.43%) Terraform
4 16 (45.71%) Opscode Chef
5 7 (20.00%) Kubernetes
6 5 (14.29%) Packer
7 2 (5.71%) Cacti
7 2 (5.71%) collectd
7 2 (5.71%) Grafana
7 2 (5.71%) Graphite
7 2 (5.71%) Icinga
7 2 (5.71%) Kibana
7 2 (5.71%) logstash
7 2 (5.71%) Nagios
7 2 (5.71%) Netcool
7 2 (5.71%) Observium
7 2 (5.71%) OpenNMS
7 2 (5.71%) Prometheus
7 2 (5.71%) Salt
7 2 (5.71%) ZABBIX
Vendors
1 19 (54.29%) Red Hat
2 12 (34.29%) Splunk
3 10 (28.57%) VMware
4 4 (11.43%) Cisco
4 4 (11.43%) Microsoft
5 3 (8.57%) Oracle
6 2 (5.71%) Citrix
6 2 (5.71%) Ericsson
6 2 (5.71%) HP
6 2 (5.71%) Huawei
6 2 (5.71%) Intel
6 2 (5.71%) Juniper
6 2 (5.71%) SaltStack
7 1 (2.86%) Fortinet
7 1 (2.86%) Hortonworks