Period
to 26 September 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 26 September 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
26 Sep 2018
Same period 2017 Same period 2016
Rank 169 168 196
Rank change year-on-year -1 +28 +21
Contract jobs citing CentOS 45 32 36
As % of all contract IT jobs advertised in the North West 0.76% 0.55% 0.49%
As % of the Operating Systems category 3.62% 2.67% 2.38%
Number of daily rates quoted 29 23 25
North West median daily rate £488 £425 £425
Median daily rate % change year-on-year +14.71% - -
10th Percentile £425 £350 £360
90th Percentile £600 £575 £490
England median daily rate £500 £483 £450
% change year-on-year +3.63% +7.22% +9.09%
Number of hourly rates quoted 0 0 0
North West median hourly rate - - -
England median hourly rate £48.42 £35.00 £13.50
% change year-on-year +38.33% +159.26% -62.50%

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 1,244 1,198 1,510
As % of all contract IT jobs advertised in the North West 20.87% 20.53% 20.70%
Number of daily rates quoted 738 729 921
North West median daily rate £375 £400 £400
Median daily rate % change year-on-year -6.25% - +8.11%
10th Percentile £135 £179 £213
90th Percentile £538 £544 £525
England median daily rate £438 £425 £410
% change year-on-year +2.94% +3.66% +5.81%
Number of hourly rates quoted 134 101 103
North West median hourly rate £16.75 £16.13 £14.00
Median hourly rate % change year-on-year +3.88% +15.18% -6.67%
10th Percentile £11.00 £10.75 £10.50
90th Percentile £35.00 £44.00 £40.00
England median hourly rate £17.50 £17.50 £16.50
% change year-on-year - +6.06% -

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 26 September 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 26 September 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
Lancashire +9 22 £488 +2.63% 1
Manchester -22 15 £469 +10.29% 11
Cheshire -5 3 £525 +50.00%
CentOS
England

For the 6 months to 26 September 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 45 (100.00%) Linux
2 41 (91.11%) Puppet
3 39 (86.67%) Red Hat Enterprise Linux
4 35 (77.78%) DevOps
5 34 (75.56%) Python
6 33 (73.33%) Amazon AWS
7 30 (66.67%) Jenkins
7 30 (66.67%) Ansible
8 29 (64.44%) Terraform
9 24 (53.33%) Docker
10 23 (51.11%) Kubernetes
11 22 (48.89%) Git (software)
12 21 (46.67%) Red Hat
13 19 (42.22%) Microservices
14 18 (40.00%) GitLab
15 17 (37.78%) Bash Shell
15 17 (37.78%) MySQL
16 16 (35.56%) Amazon EC2
17 15 (33.33%) MongoDB
17 15 (33.33%) HTTP
17 15 (33.33%) SonarQube
17 15 (33.33%) Packer
18 13 (28.89%) Black Duck
18 13 (28.89%) Grafana
18 13 (28.89%) Prometheus
19 12 (26.67%) Virtual Private Cloud
19 12 (26.67%) Configuration Management
19 12 (26.67%) VMware
19 12 (26.67%) Amazon ELB
20 11 (24.44%) Route 53

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 2 (4.44%) Apache Spark
1 2 (4.44%) Elasticsearch
Business Applications
1 1 (2.22%) Magento
Cloud Services
1 33 (73.33%) Amazon AWS
2 16 (35.56%) Amazon EC2
3 12 (26.67%) Amazon ELB
3 12 (26.67%) Virtual Private Cloud
4 11 (24.44%) Amazon S3
4 11 (24.44%) Route 53
5 6 (13.33%) AWS CloudFormation
5 6 (13.33%) Microsoft Azure
6 5 (11.11%) Amazon SQS
7 1 (2.22%) AWS Lambda
7 1 (2.22%) CloudFront
7 1 (2.22%) Office 365
7 1 (2.22%) Serverless
Communications & Networking
1 15 (33.33%) HTTP
2 7 (15.56%) Firewall
3 3 (6.67%) VPN
4 2 (4.44%) BGP
4 2 (4.44%) DNS
4 2 (4.44%) Internet
4 2 (4.44%) IPFIX
4 2 (4.44%) Junos
4 2 (4.44%) MPLS
4 2 (4.44%) MRTG
4 2 (4.44%) OSPF
4 2 (4.44%) SNMP
4 2 (4.44%) TACACS
5 1 (2.22%) AMQP
5 1 (2.22%) DHCP
5 1 (2.22%) MQTT
Database & Business Intelligence
1 17 (37.78%) MySQL
2 15 (33.33%) MongoDB
3 10 (22.22%) Apache Cassandra
4 2 (4.44%) PostgreSQL
4 2 (4.44%) SQLite
5 1 (2.22%) Amazon RDS
5 1 (2.22%) Hadoop
5 1 (2.22%) Redis
Development Applications
1 30 (66.67%) Jenkins
2 22 (48.89%) Git (software)
3 18 (40.00%) GitLab
4 15 (33.33%) SonarQube
5 5 (11.11%) Sonatype Nexus
6 4 (8.89%) Cucumber
7 2 (4.44%) Robot Framework
8 1 (2.22%) JIRA
General
1 1 (2.22%) Manufacturing
Job Titles
1 27 (60.00%) DevOps Engineer
2 8 (17.78%) AWS DevOps
3 7 (15.56%) AWS DevOps Engineer
3 7 (15.56%) AWS Engineer
4 3 (6.67%) Administrator
4 3 (6.67%) Consultant
5 2 (4.44%) Architect
5 2 (4.44%) Automation Engineer
5 2 (4.44%) Cloud Consultant
5 2 (4.44%) Linux Engineer
5 2 (4.44%) Linux/Unix DevOps
5 2 (4.44%) Platform Engineer
5 2 (4.44%) Systems Administrator
5 2 (4.44%) Technical Architect
6 1 (2.22%) Automation Specialist
6 1 (2.22%) Cloud Engineer
6 1 (2.22%) DevOps Consultant
6 1 (2.22%) Lead DevOps
6 1 (2.22%) Senior DevOps
6 1 (2.22%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 8 (17.78%) Elastic Stack
2 4 (8.89%) Kafka
3 2 (4.44%) Node.js
3 2 (4.44%) Web Services
3 2 (4.44%) XML
4 1 (2.22%) JSON
4 1 (2.22%) RabbitMQ
4 1 (2.22%) REST
4 1 (2.22%) SOAP
4 1 (2.22%) XML-RPC
Miscellaneous
1 5 (11.11%) Public Cloud
2 2 (4.44%) Internet of Things
2 2 (4.44%) Linux Command Line
3 1 (2.22%) Data Centre
3 1 (2.22%) Greenfield Project
3 1 (2.22%) Private Cloud
3 1 (2.22%) Reference Data
Operating Systems
1 45 (100.00%) Linux
2 39 (86.67%) Red Hat Enterprise Linux
3 7 (15.56%) Windows
4 4 (8.89%) Debian
4 4 (8.89%) Ubuntu
4 4 (8.89%) Unix
5 2 (4.44%) Windows Server
6 1 (2.22%) Windows Server 2012
Processes & Methodologies
1 35 (77.78%) DevOps
2 19 (42.22%) Microservices
3 12 (26.67%) Configuration Management
4 11 (24.44%) Infrastructure Monitoring
5 8 (17.78%) Continuous Integration
6 6 (13.33%) Software Engineering
7 5 (11.11%) Test Automation
8 4 (8.89%) Agile Software Development
8 4 (8.89%) Change Control
8 4 (8.89%) Data Management
8 4 (8.89%) Virtual Infrastructure
9 3 (6.67%) Continuous Delivery
9 3 (6.67%) Load Balancing
9 3 (6.67%) Open Source
10 2 (4.44%) Continuous Deployment
10 2 (4.44%) Network Management
10 2 (4.44%) Network Monitoring
10 2 (4.44%) Task Automation
10 2 (4.44%) Test Strategy
10 2 (4.44%) Waterfall
Programming Languages
1 34 (75.56%) Python
2 17 (37.78%) Bash Shell
3 8 (17.78%) Perl
4 7 (15.56%) Ruby
4 7 (15.56%) Shell Script
5 6 (13.33%) PowerShell
6 3 (6.67%) Java
7 2 (4.44%) Bourne shell
7 2 (4.44%) JavaScript
7 2 (4.44%) PHP
7 2 (4.44%) SQL
8 1 (2.22%) Java 8
8 1 (2.22%) XPath
Qualifications
1 7 (15.56%) Security Cleared
2 6 (13.33%) SC Cleared
3 2 (4.44%) BPSS Clearance
Quality Assurance & Compliance
1 3 (6.67%) QA
2 1 (2.22%) Data Quality
System Software
1 24 (53.33%) Docker
2 7 (15.56%) VMware Infrastructure
3 4 (8.89%) Virtual Machines
3 4 (8.89%) VMware ESXi
4 2 (4.44%) Active Directory
4 2 (4.44%) KVM
5 1 (2.22%) Hyper-V
Systems Management
1 41 (91.11%) Puppet
2 30 (66.67%) Ansible
3 29 (64.44%) Terraform
4 23 (51.11%) Kubernetes
5 15 (33.33%) Packer
6 13 (28.89%) Grafana
6 13 (28.89%) Prometheus
7 9 (20.00%) Rancher
8 7 (15.56%) Opscode Chef
9 3 (6.67%) Kibana
10 2 (4.44%) Cacti
10 2 (4.44%) collectd
10 2 (4.44%) Graphite
10 2 (4.44%) Icinga
10 2 (4.44%) logstash
10 2 (4.44%) Nagios
10 2 (4.44%) Netcool
10 2 (4.44%) OpenNMS
10 2 (4.44%) Salt
10 2 (4.44%) ZABBIX
Vendors
1 21 (46.67%) Red Hat
2 13 (28.89%) Black Duck
3 12 (26.67%) VMware
4 4 (8.89%) Oracle
5 3 (6.67%) Cisco
5 3 (6.67%) Splunk
6 2 (4.44%) Ericsson
6 2 (4.44%) Huawei
6 2 (4.44%) Juniper
6 2 (4.44%) Microsoft
6 2 (4.44%) SaltStack
7 1 (2.22%) Hortonworks
7 1 (2.22%) SolarWinds