Job Vacancy Trend Salary Trend Salary Histogram Job Locations Skill Sets
Period
to

The following table provides summary statistics for permanent job vacancies advertised in Manchester with a requirement for CentOS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CentOS over the 6 months to 19 August 2022 with a comparison to the same period in the previous 2 years.

CentOS Linux
North West > Manchester
6 months to
19 Aug 2022		 Same period 2021 Same period 2020
Rank 241 207 157
Rank change year-on-year -34 -50 +76
Permanent jobs citing CentOS 24 25 22
As % of all permanent jobs advertised in Manchester 0.42% 0.51% 0.73%
As % of the Operating Systems category 2.59% 2.75% 4.13%
Number of salaries quoted 18 8 8
10th Percentile - £37,100 £41,588
25th Percentile £28,250 £55,438 £46,875
Median annual salary (50th Percentile) £40,000 £60,000 £55,125
Median % change year-on-year -33.33% +8.84% +16.05%
75th Percentile £62,813 £64,688 £63,500
90th Percentile £85,875 £80,625 £68,375
North West median annual salary £42,000 £50,000 £42,500
% change year-on-year -16.00% +17.65% +6.25%

CentOS is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Manchester with a requirement for operating system skills.

All Operating Systems
Manchester
Permanent vacancies with a requirement for operating system skills 928 910 533
As % of all permanent IT jobs advertised in Manchester 16.17% 18.46% 17.76%
Number of salaries quoted 653 722 434
10th Percentile £25,500 £28,100 £28,000
25th Percentile £30,000 £36,250 £36,625
Median annual salary (50th Percentile) £44,000 £47,500 £50,000
Median % change year-on-year -7.37% -5.00% +25.00%
75th Percentile £60,000 £62,188 £61,000
90th Percentile £78,500 £72,500 £70,000
North West median annual salary £42,500 £45,000 £45,000
% change year-on-year -5.56% - +12.50%

CentOS
Job Vacancy Trend in Manchester

Job postings citing CentOS as a proportion of all IT jobs advertised in Manchester.

Job vacancy trend for CentOS in Manchester

CentOS
Salary Trend in Manchester

3-month moving average salary quoted in jobs citing CentOS in Manchester.

Salary trend for CentOS in Manchester

CentOS
Salary Histogram in Manchester

Salary distribution for jobs citing CentOS in Manchester over the 6 months to 19 August 2022.

Salary histogram for CentOS in Manchester

CentOS
Job Locations in Manchester

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Manchester region over the 6 months to 19 August 2022. 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
Permanent
IT Job Ads		 Median Salary
Past 6 Months		 Median Salary
% Change
on Same Period
Last Year		 Live
Jobs
Stockport +2 3 £36,750 - 1
Wigan - 1 £60,000 -
CentOS
North West

For the 6 months to 19 August 2022, IT 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 permanent job ads across the Manchester region with a requirement for CentOS.

1 24 (100.00%) Linux
2 18 (75.00%) DevOps
3 17 (70.83%) VMware
4 16 (66.67%) SQL
4 16 (66.67%) AWS
4 16 (66.67%) Docker
5 14 (58.33%) Azure
5 14 (58.33%) Python
5 14 (58.33%) Red Hat
6 12 (50.00%) Nagios
6 12 (50.00%) Windows
6 12 (50.00%) VMware Infrastructure
6 12 (50.00%) Puppet
6 12 (50.00%) Windows Server
7 11 (45.83%) Kubernetes
7 11 (45.83%) Red Hat Enterprise Linux
8 10 (41.67%) nginx
8 10 (41.67%) Bash
8 10 (41.67%) Cisco
8 10 (41.67%) Juniper
9 8 (33.33%) MySQL
9 8 (33.33%) Git (software)
10 7 (29.17%) Security Cleared
10 7 (29.17%) Open Source
10 7 (29.17%) MongoDB
10 7 (29.17%) NoSQL
10 7 (29.17%) Jenkins
10 7 (29.17%) Ansible
10 7 (29.17%) Elasticsearch
10 7 (29.17%) Oracle

CentOS
Co-occurring IT Skills in Manchester 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 10 (41.67%) nginx
2 6 (25.00%) MS Exchange
3 5 (20.83%) Apache
4 1 (4.17%) Exchange Server 2007
4 1 (4.17%) Exchange Server 2010
4 1 (4.17%) Exchange Server 2013
Cloud Services
1 16 (66.67%) AWS
2 14 (58.33%) Azure
3 4 (16.67%) GCP
4 2 (8.33%) GitHub
5 1 (4.17%) Microsoft 365
Communications & Networking
1 5 (20.83%) Firewall
2 2 (8.33%) DNS
3 1 (4.17%) Remote Desktop
3 1 (4.17%) SAN
3 1 (4.17%) TCP/IP
3 1 (4.17%) VLAN
3 1 (4.17%) VoIP
3 1 (4.17%) VPN
3 1 (4.17%) WAN
Database & Business Intelligence
1 8 (33.33%) MySQL
2 7 (29.17%) Elasticsearch
2 7 (29.17%) MongoDB
2 7 (29.17%) NoSQL
3 5 (20.83%) PostgreSQL
4 4 (16.67%) DB2
4 4 (16.67%) Oracle Database
4 4 (16.67%) Oracle Database 10g
4 4 (16.67%) Oracle Database 11g
4 4 (16.67%) Oracle Database 12c
4 4 (16.67%) SQL Server
5 3 (12.50%) OLTP
5 3 (12.50%) RDBMS
5 3 (12.50%) Relational Database
Development Applications
1 8 (33.33%) Git (software)
2 7 (29.17%) Jenkins
3 2 (8.33%) Atlassian Bamboo
3 2 (8.33%) GitLab
4 1 (4.17%) Liquibase
General
1 6 (25.00%) Finance
2 4 (16.67%) Inclusion and Diversity
2 4 (16.67%) Marketing
3 3 (12.50%) Games
4 2 (8.33%) Public Sector
5 1 (4.17%) Social Skills
Job Titles
1 9 (37.50%) Administrator
2 8 (33.33%) Linux Administrator
2 8 (33.33%) Linux Systems Administrator
2 8 (33.33%) Systems Administrator
3 4 (16.67%) Database Engineer
4 2 (8.33%) DevOps Engineer
4 2 (8.33%) Infrastructure Specialist
4 2 (8.33%) Platform Engineer
4 2 (8.33%) Software Engineer
5 1 (4.17%) 3rd Line Support
5 1 (4.17%) Database Developer
5 1 (4.17%) DBA
5 1 (4.17%) Developer
5 1 (4.17%) Head of IT
5 1 (4.17%) IT Manager
5 1 (4.17%) MySQL Developer
5 1 (4.17%) Senior Database Developer
5 1 (4.17%) Senior Developer
5 1 (4.17%) Senior MySQL Developer
5 1 (4.17%) Support Engineer
Libraries, Frameworks & Software Standards
1 5 (20.83%) Elastic Stack
1 5 (20.83%) LAMP
1 5 (20.83%) LAPP Stack
1 5 (20.83%) LEMP Stack
2 1 (4.17%) Spring
Miscellaneous
1 5 (20.83%) Data Centre
2 4 (16.67%) Clustering
2 4 (16.67%) Cyber Defence
3 3 (12.50%) Online Games
4 1 (4.17%) Fat Client
4 1 (4.17%) Private Cloud
4 1 (4.17%) Thin Client
Operating Systems
1 24 (100.00%) Linux
2 12 (50.00%) Windows
2 12 (50.00%) Windows Server
3 11 (45.83%) Red Hat Enterprise Linux
4 5 (20.83%) Ubuntu
4 5 (20.83%) Windows Server 2008
5 4 (16.67%) Windows 10
5 4 (16.67%) Windows 7
5 4 (16.67%) Windows Server 2012
5 4 (16.67%) Windows Server 2016
6 3 (12.50%) Unix
Processes & Methodologies
1 18 (75.00%) DevOps
2 7 (29.17%) Open Source
3 5 (20.83%) CI/CD
3 5 (20.83%) Mentoring
3 5 (20.83%) Presales
3 5 (20.83%) Project Delivery
4 4 (16.67%) Agile
4 4 (16.67%) Application Security
4 4 (16.67%) Break/Fix
4 4 (16.67%) Capacity Planning
4 4 (16.67%) Collaborative Working
4 4 (16.67%) Containerisation
4 4 (16.67%) Cyber Intelligence
4 4 (16.67%) Disaster Recovery
4 4 (16.67%) Performance Tuning
4 4 (16.67%) Virtual Infrastructure
5 3 (12.50%) E-Commerce
5 3 (12.50%) Performance Monitoring
5 3 (12.50%) Performance Optimisation
6 2 (8.33%) Configuration Management
Programming Languages
1 16 (66.67%) SQL
2 14 (58.33%) Python
3 10 (41.67%) Bash
4 7 (29.17%) PL/SQL
5 5 (20.83%) PowerShell
6 4 (16.67%) Go
7 2 (8.33%) Java
7 2 (8.33%) JavaScript
7 2 (8.33%) Ruby
Qualifications
1 7 (29.17%) Security Cleared
2 5 (20.83%) SC Cleared
3 2 (8.33%) AWS Certification
3 2 (8.33%) AWS Certified Developer
3 2 (8.33%) AWS Certified SysOps Administrator
3 2 (8.33%) ITIL Certification
4 1 (4.17%) CCA
4 1 (4.17%) Citrix Certification
4 1 (4.17%) Degree
4 1 (4.17%) MCITP
4 1 (4.17%) MCSE
4 1 (4.17%) Microsoft Certification
4 1 (4.17%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 4 (16.67%) SLA
2 1 (4.17%) PMO
System Software
1 16 (66.67%) Docker
2 12 (50.00%) VMware Infrastructure
3 6 (25.00%) Active Directory
4 5 (20.83%) Citrix Hypervisor
5 3 (12.50%) Apache ZooKeeper
5 3 (12.50%) etcd
6 1 (4.17%) Hyper-V
6 1 (4.17%) VMware ESXi
6 1 (4.17%) vSphere
Systems Management
1 12 (50.00%) Nagios
1 12 (50.00%) Puppet
2 11 (45.83%) Kubernetes
3 7 (29.17%) Ansible
3 7 (29.17%) Docker Swarm
4 5 (20.83%) Cacti
4 5 (20.83%) Opscode Chef
4 5 (20.83%) ZABBIX
5 4 (16.67%) Grafana
5 4 (16.67%) Prometheus
5 4 (16.67%) Terraform
6 3 (12.50%) Bacula
6 3 (12.50%) Bareos
6 3 (12.50%) HAProxy
7 2 (8.33%) Consul
7 2 (8.33%) Graphite
7 2 (8.33%) Packer
Vendors
1 17 (70.83%) VMware
2 14 (58.33%) Red Hat
3 10 (41.67%) Cisco
3 10 (41.67%) Juniper
4 7 (29.17%) Oracle
5 5 (20.83%) Microsoft
6 4 (16.67%) IBM
7 3 (12.50%) Google
7 3 (12.50%) Splunk
8 1 (4.17%) Citrix
8 1 (4.17%) Draytek
8 1 (4.17%) HP
8 1 (4.17%) N-able
8 1 (4.17%) Sophos
8 1 (4.17%) Veeam