Period
to 17 November 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 17 November 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
17 Nov 2018
Same period 2017 Same period 2016
Rank 148 169 189
Rank change year-on-year +21 +20 +34
Contract jobs citing CentOS 66 36 41
As % of all contract IT jobs advertised in the North West 1.12% 0.63% 0.59%
As % of the Operating Systems category 5.18% 3.15% 2.83%
Number of daily rates quoted 47 25 31
North West median daily rate £463 £425 £425
Median daily rate % change year-on-year +8.82% - +32.81%
10th Percentile £313 £368 £375
90th Percentile £670 £538 £575
England median daily rate £475 £460 £463
% change year-on-year +3.20% -0.49% +8.82%
Number of hourly rates quoted 0 0 0
North West median hourly rate - - -
England median hourly rate £44.58 £35.00 £14.75
% change year-on-year +27.36% +137.29% -61.18%

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 1,275 1,142 1,447
As % of all contract IT jobs advertised in the North West 21.60% 19.95% 20.87%
Number of daily rates quoted 772 702 924
North West median daily rate £375 £400 £400
Median daily rate % change year-on-year -6.25% - +7.74%
10th Percentile £140 £160 £191
90th Percentile £538 £550 £525
England median daily rate £425 £425 £410
% change year-on-year - +3.66% +2.50%
Number of hourly rates quoted 146 100 93
North West median hourly rate £17.50 £17.43 £14.50
Median hourly rate % change year-on-year +0.40% +20.21% -8.05%
10th Percentile £11.05 £11.25 £10.95
90th Percentile £33.50 £43.78 £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 17 November 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 17 November 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 -3 32 £425 +0.59% 6
Lancashire +4 27 £469 +8.38% 1
Cheshire - 1 - -
CentOS
England

For the 6 months to 17 November 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 66 (100.00%) Linux
2 48 (72.73%) Puppet
3 40 (60.61%) Red Hat
4 39 (59.09%) Terraform
5 36 (54.55%) Ansible
5 36 (54.55%) Red Hat Enterprise Linux
6 32 (48.48%) Amazon AWS
6 32 (48.48%) GitLab
7 31 (46.97%) DevOps
7 31 (46.97%) Python
8 29 (43.94%) MySQL
9 28 (42.42%) Black Duck
10 25 (37.88%) Jenkins
11 23 (34.85%) Docker
12 21 (31.82%) Kubernetes
13 20 (30.30%) Microservices
13 20 (30.30%) Amazon EC2
14 19 (28.79%) HTTP
14 19 (28.79%) SonarQube
14 19 (28.79%) MongoDB
14 19 (28.79%) Packer
15 18 (27.27%) VMware
16 17 (25.76%) Grafana
16 17 (25.76%) Prometheus
17 16 (24.24%) Amazon ELB
17 16 (24.24%) Virtual Private Cloud
18 15 (22.73%) Infrastructure Monitoring
18 15 (22.73%) Route 53
18 15 (22.73%) Perl
18 15 (22.73%) Amazon S3

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 (3.03%) Elasticsearch
2 1 (1.52%) Apache
2 1 (1.52%) Confluence
2 1 (1.52%) Tomcat
Business Applications
1 1 (1.52%) Magento
Cloud Services
1 32 (48.48%) Amazon AWS
2 20 (30.30%) Amazon EC2
3 16 (24.24%) Amazon ELB
3 16 (24.24%) Virtual Private Cloud
4 15 (22.73%) Amazon S3
4 15 (22.73%) Route 53
5 5 (7.58%) Amazon SQS
5 5 (7.58%) AWS CloudFormation
5 5 (7.58%) Microsoft Azure
6 1 (1.52%) AWS Lambda
6 1 (1.52%) CloudFront
6 1 (1.52%) IaaS
6 1 (1.52%) Office 365
6 1 (1.52%) Serverless
Communications & Networking
1 19 (28.79%) HTTP
2 8 (12.12%) Firewall
3 7 (10.61%) SMS
4 2 (3.03%) BGP
4 2 (3.03%) DNS
4 2 (3.03%) IPFIX
4 2 (3.03%) Junos
4 2 (3.03%) MPLS
4 2 (3.03%) MRTG
4 2 (3.03%) OSPF
4 2 (3.03%) SNMP
4 2 (3.03%) TACACS
4 2 (3.03%) VPN
5 1 (1.52%) AMQP
5 1 (1.52%) DHCP
5 1 (1.52%) Internet
5 1 (1.52%) MQTT
Database & Business Intelligence
1 29 (43.94%) MySQL
2 19 (28.79%) MongoDB
3 13 (19.70%) Apache Cassandra
4 7 (10.61%) MariaDB
5 6 (9.09%) SQL Server
6 4 (6.06%) PostgreSQL
7 2 (3.03%) SQLite
8 1 (1.52%) Amazon RDS
8 1 (1.52%) NoSQL
8 1 (1.52%) Redis
Development Applications
1 32 (48.48%) GitLab
2 25 (37.88%) Jenkins
3 19 (28.79%) SonarQube
4 14 (21.21%) Git (software)
5 13 (19.70%) Sonatype Nexus
6 4 (6.06%) Cucumber
7 2 (3.03%) Robot Framework
8 1 (1.52%) JIRA
General
1 7 (10.61%) Billing
2 1 (1.52%) Manufacturing
Job Titles
1 21 (31.82%) DevOps Engineer
2 7 (10.61%) Developer
3 6 (9.09%) .NET Developer
3 6 (9.09%) AWS DevOps
3 6 (9.09%) AWS DevOps Engineer
3 6 (9.09%) AWS Engineer
4 4 (6.06%) Administrator
4 4 (6.06%) Programme Manager
4 4 (6.06%) Software Engineer
5 3 (4.55%) Engineering Manager
5 3 (4.55%) Linux Engineer
5 3 (4.55%) Linux Specialist
5 3 (4.55%) Linux Support
5 3 (4.55%) Platform Engineer
5 3 (4.55%) Software Engineering Manager
5 3 (4.55%) Software Manager
6 2 (3.03%) Automation Engineer
6 2 (3.03%) Lead Software Engineer
6 2 (3.03%) Linux Administrator
6 2 (3.03%) Linux/Unix DevOps
Libraries, Frameworks & Software Standards
1 9 (13.64%) Elastic Stack
2 8 (12.12%) .NET
3 7 (10.61%) AngularJS
4 6 (9.09%) jQuery
4 6 (9.09%) React
5 3 (4.55%) Web Services
6 2 (3.03%) Node.js
6 2 (3.03%) RESTful
6 2 (3.03%) XML
7 1 (1.52%) JSON
7 1 (1.52%) Kafka
7 1 (1.52%) LAMP
7 1 (1.52%) LAPP Stack
7 1 (1.52%) RabbitMQ
7 1 (1.52%) REST
7 1 (1.52%) SOAP
7 1 (1.52%) XML-RPC
Miscellaneous
1 4 (6.06%) Public Cloud
2 2 (3.03%) Linux Command Line
3 1 (1.52%) Analytical Skills
3 1 (1.52%) Data Centre
3 1 (1.52%) Distributed Denial-of-Service
3 1 (1.52%) Fintech
3 1 (1.52%) Greenfield Project
3 1 (1.52%) Management Information System
3 1 (1.52%) Private Cloud
3 1 (1.52%) Reference Data
Operating Systems
1 66 (100.00%) Linux
2 36 (54.55%) Red Hat Enterprise Linux
3 10 (15.15%) Windows
4 4 (6.06%) Debian
5 3 (4.55%) Ubuntu
5 3 (4.55%) Unix
6 2 (3.03%) Windows Server
6 2 (3.03%) Windows Server 2012
Processes & Methodologies
1 31 (46.97%) DevOps
2 20 (30.30%) Microservices
3 15 (22.73%) Agile Software Development
3 15 (22.73%) Infrastructure Monitoring
3 15 (22.73%) Software Engineering
4 12 (18.18%) Coaching
4 12 (18.18%) Waterfall
5 11 (16.67%) Open Source
6 10 (15.15%) Business Development
7 7 (10.61%) MVC
8 6 (9.09%) Configuration Management
8 6 (9.09%) Mentoring
9 5 (7.58%) Change Control
9 5 (7.58%) Data Management
10 4 (6.06%) Continuous Integration
10 4 (6.06%) Virtual Infrastructure
11 3 (4.55%) Antivirus Management
11 3 (4.55%) Logistics
11 3 (4.55%) Problem-Solving
11 3 (4.55%) Test Automation
Programming Languages
1 31 (46.97%) Python
2 15 (22.73%) Perl
3 12 (18.18%) Bash Shell
4 11 (16.67%) SQL
5 9 (13.64%) PHP
6 8 (12.12%) JavaScript
7 7 (10.61%) C#
8 5 (7.58%) PowerShell
9 4 (6.06%) Shell Script
10 3 (4.55%) Java
10 3 (4.55%) Ruby
11 2 (3.03%) Bourne shell
12 1 (1.52%) Korn
12 1 (1.52%) XPath
Qualifications
1 8 (12.12%) Security Cleared
2 6 (9.09%) SC Cleared
3 3 (4.55%) BPSS Clearance
Quality Assurance & Compliance
1 3 (4.55%) QA
2 1 (1.52%) Data Quality
System Software
1 23 (34.85%) Docker
2 14 (21.21%) VMware Infrastructure
3 6 (9.09%) Active Directory
4 5 (7.58%) VMware ESXi
5 4 (6.06%) Virtual Machines
6 2 (3.03%) Hyper-V
6 2 (3.03%) KVM
Systems Management
1 48 (72.73%) Puppet
2 39 (59.09%) Terraform
3 36 (54.55%) Ansible
4 21 (31.82%) Kubernetes
5 19 (28.79%) Packer
6 17 (25.76%) Grafana
6 17 (25.76%) Prometheus
7 12 (18.18%) Rancher
8 3 (4.55%) Kibana
8 3 (4.55%) Opscode Chef
8 3 (4.55%) WSUS
9 2 (3.03%) Cacti
9 2 (3.03%) collectd
9 2 (3.03%) Icinga
9 2 (3.03%) logstash
9 2 (3.03%) Nagios
9 2 (3.03%) Netcool
9 2 (3.03%) OpenNMS
9 2 (3.03%) Salt
9 2 (3.03%) ZABBIX
Vendors
1 40 (60.61%) Red Hat
2 28 (42.42%) Black Duck
3 18 (27.27%) VMware
4 10 (15.15%) Oracle
5 3 (4.55%) Cisco
5 3 (4.55%) Microsoft
6 2 (3.03%) Ericsson
6 2 (3.03%) Huawei
6 2 (3.03%) Juniper
6 2 (3.03%) Splunk
7 1 (1.52%) EnterpriseDB
7 1 (1.52%) Pega
7 1 (1.52%) SaltStack
7 1 (1.52%) ServiceNow
7 1 (1.52%) SolarWinds