Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies with a requirement for Corosync skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Corosync over the 6 months to 18 November 2017 with a comparison to the same period in the previous 2 years.

Corosync Cluster Engine
UK
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 1172 1197 1302
Rank change year-on-year +25 +105 +5
Permanent jobs citing Corosync 5 25 12
As % of all permanent IT jobs advertised in the UK 0.003% 0.013% 0.005%
As % of the System Software category 0.022% 0.11% 0.048%
Number of salaries quoted 3 25 10
UK median annual salary £47,500 £50,000 £45,000
Median salary % change year-on-year -5.00% +11.11% -18.18%
10th Percentile £43,250 £40,500 £28,500
90th Percentile £48,750 £71,250 £59,750
UK excluding London median annual salary £47,500 £45,000 £29,000
% change year-on-year +5.56% +55.17% -54.51%

Corosync is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for system software skills.

All System Software Skills
UK
Permanent vacancies with a requirement for system software skills 23122 23553 24845
As % of all permanent IT jobs advertised in the UK 12.92% 12.40% 11.34%
Number of salaries quoted 19358 19787 20746
UK median annual salary £45,000 £42,500 £40,000
Median salary % change year-on-year +5.88% +6.25% +2.56%
10th Percentile £23,750 £23,500 £22,500
90th Percentile £75,000 £72,500 £67,500
UK excluding London median annual salary £40,000 £37,500 £37,500
% change year-on-year +6.67% - +7.14%

Corosync
Job Vacancy Trend

Job postings citing Corosync as a percentage of all IT jobs advertised.

Job vacancy trend for Corosync in the UK

Corosync
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Corosync.

Salary trend for Corosync in the UK

Corosync
Top 4 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Corosync within the UK over the 6 months to 18 November 2017. 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
Job
Vacancies
England +6 5 £47,500 -5.00% 1
UK excluding London +62 3 £47,500 +5.56%
South West -9 3 £47,500 +5.56%
London -20 2 - - 1

For the 6 months to 18 November 2017, IT jobs citing Corosync also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for Corosync.

1 5 (100.00%) Linux
1 5 (100.00%) TCP/IP
1 5 (100.00%) DevOps
1 5 (100.00%) Pacemaker
2 4 (80.00%) Kubernetes
2 4 (80.00%) Docker
2 4 (80.00%) HAProxy
2 4 (80.00%) MySQL
2 4 (80.00%) Git (software)
2 4 (80.00%) nginx
2 4 (80.00%) Apache
2 4 (80.00%) Nagios
3 3 (60.00%) Configuration Management
3 3 (60.00%) Python
3 3 (60.00%) VMware
3 3 (60.00%) Amazon AWS
3 3 (60.00%) Puppet
3 3 (60.00%) VMware Infrastructure
3 3 (60.00%) Ansible
3 3 (60.00%) High Availability
3 3 (60.00%) Jenkins
3 3 (60.00%) GitLab
4 2 (40.00%) Linux-HA
4 2 (40.00%) PHP-FPM
4 2 (40.00%) PowerDNS
4 2 (40.00%) Packer
4 2 (40.00%) Check_MK
4 2 (40.00%) Mentoring
4 2 (40.00%) Ganeti
4 2 (40.00%) Mesos

Corosync
Co-occurring IT Skills 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 4 (80.00%) Apache
1 4 (80.00%) nginx
2 2 (40.00%) Confluence
2 2 (40.00%) Elasticsearch
2 2 (40.00%) OpenStack
Cloud Services
1 3 (60.00%) Amazon AWS
2 2 (40.00%) Akamai
2 2 (40.00%) Cloudflare
3 1 (20.00%) SaaS
Communications & Networking
1 5 (100.00%) TCP/IP
2 2 (40.00%) DNS
2 2 (40.00%) Firewall
2 2 (40.00%) Kerberos
2 2 (40.00%) LDAP
2 2 (40.00%) Reverse Proxy
2 2 (40.00%) SNMP
2 2 (40.00%) VPN
3 1 (20.00%) iSCSI
3 1 (20.00%) SAN
Database & Business Intelligence
1 4 (80.00%) MySQL
2 2 (40.00%) CouchDB
2 2 (40.00%) NoSQL
2 2 (40.00%) Redis
2 2 (40.00%) Riak
Development Applications
1 4 (80.00%) Git (software)
2 3 (60.00%) GitLab
2 3 (60.00%) Jenkins
3 2 (40.00%) Atlassian Bamboo
3 2 (40.00%) JIRA
3 2 (40.00%) Travis CI
General
1 2 (40.00%) Finance
Job Titles
1 3 (60.00%) DevOps Engineer
2 2 (40.00%) Administrator
2 2 (40.00%) Linux Administrator
2 2 (40.00%) Linux Systems Administrator
2 2 (40.00%) Senior Linux Administrator
2 2 (40.00%) Senior Linux Systems Administrator
2 2 (40.00%) Senior Systems Administrator
2 2 (40.00%) Systems Administrator
3 1 (20.00%) Linux DevOps Engineer
3 1 (20.00%) Linux Engineer
3 1 (20.00%) Linux/Unix DevOps
3 1 (20.00%) Operations Engineer
Libraries, Frameworks & Software Standards
1 2 (40.00%) LAMP
1 2 (40.00%) LEMP Stack
1 2 (40.00%) PHP-FPM
Miscellaneous
1 2 (40.00%) Foreign Exchange (FX)
2 1 (20.00%) Linux Command Line
Operating Systems
1 5 (100.00%) Linux
2 2 (40.00%) Debian
2 2 (40.00%) Ubuntu
Processes & Methodologies
1 5 (100.00%) DevOps
2 3 (60.00%) Configuration Management
2 3 (60.00%) High Availability
3 2 (40.00%) Continuous Integration
3 2 (40.00%) Disaster Recovery
3 2 (40.00%) Mentoring
3 2 (40.00%) Network Design
3 2 (40.00%) Network Monitoring
4 1 (20.00%) Analytics
4 1 (20.00%) Integration Testing
4 1 (20.00%) Release Automation
Programming Languages
1 3 (60.00%) Python
2 2 (40.00%) Bash Shell
2 2 (40.00%) PHP
2 2 (40.00%) SQL
System Software
1 4 (80.00%) Docker
2 3 (60.00%) VMware Infrastructure
3 2 (40.00%) KVM
3 2 (40.00%) NFS
3 2 (40.00%) PowerDNS
3 2 (40.00%) Xen
4 1 (20.00%) Virtual Machines
4 1 (20.00%) VMware NSX
4 1 (20.00%) vSphere
Systems Management
1 5 (100.00%) Pacemaker
2 4 (80.00%) HAProxy
2 4 (80.00%) Kubernetes
2 4 (80.00%) Nagios
3 3 (60.00%) Ansible
3 3 (60.00%) Puppet
4 2 (40.00%) CFEngine
4 2 (40.00%) Check_MK
4 2 (40.00%) Galera Cluster
4 2 (40.00%) Ganeti
4 2 (40.00%) Linux-HA
4 2 (40.00%) logstash
4 2 (40.00%) Marathon
4 2 (40.00%) Mesos
4 2 (40.00%) Opscode Chef
4 2 (40.00%) Packer
4 2 (40.00%) Terraform
4 2 (40.00%) ZABBIX
5 1 (20.00%) vCenter Server
Vendors
1 3 (60.00%) VMware
2 2 (40.00%) Atlassian
2 2 (40.00%) Cisco
2 2 (40.00%) Juniper
2 2 (40.00%) Percona
3 1 (20.00%) HP
3 1 (20.00%) Palo Alto