Period
to 22 August 2017

The following table provides summary statistics for permanent job vacancies with a requirement for Galera Cluster skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Galera Cluster over the 6 months to 22 August 2017 with a comparison to the same period in the previous 2 years.

Galera Cluster
UK
6 months to
22 Aug 2017
Same period 2016 Same period 2015
Rank 1165 1192 1309
Rank change year-on-year +27 +117 +30
Permanent jobs citing Galera Cluster 22 48 5
As % of all permanent IT jobs advertised in the UK 0.012% 0.024% 0.002%
As % of the Systems Management category 0.14% 0.28% 0.030%
Number of salaries quoted 19 33 4
UK median annual salary £40,000 £50,000 £50,000
Median salary % change year-on-year -20.00% - +5.26%
10th Percentile £30,750 £40,000 £35,850
90th Percentile £67,000 £63,750 £56,000
UK excluding London median annual salary £40,000 £47,500 £42,000
% change year-on-year -15.79% +13.10% +68.00%

Galera Cluster is in the systems management skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for systems management skills.

Systems Management Skills
UK
Permanent job vacancies with a requirement for systems management skills 15399 16937 16595
As % of all permanent IT job vacancies advertised in the UK 8.75% 8.60% 7.61%
Number of salaries quoted 12448 13789 13253
UK median annual salary £52,500 £50,000 £47,500
Median salary % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £30,500 £30,625 £29,597
90th Percentile £82,500 £76,250 £72,500
UK excluding London median annual salary £45,000 £43,000 £42,500
% change year-on-year +4.65% +1.18% +6.25%

Galera Cluster
Job Vacancy Trend

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

Job vacancy trend for Galera Cluster in the UK

Galera Cluster
Salary Trend

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

Salary trend for Galera Cluster in the UK

Galera Cluster
Salary Histogram

The salary distribution of IT jobs citing Galera Cluster over the 6 months to 22 August 2017.

Salary histogram for Galera Cluster in the UK

Galera Cluster
Top 4 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Galera Cluster within the UK over the 6 months to 22 August 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 +42 22 £40,000 -20.00% 3
UK excluding London +41 22 £40,000 -15.79% 2
South East +76 18 £50,000 - 1
South West - 4 £37,500 -

For the 6 months to 22 August 2017, IT jobs citing Galera Cluster 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 Galera Cluster.

1 22 (100.00%) MySQL
2 19 (86.36%) Linux
3 16 (72.73%) DevOps
4 14 (63.64%) MariaDB
5 12 (54.55%) Opscode Chef
6 10 (45.45%) Git (software)
6 10 (45.45%) nginx
7 9 (40.91%) Puppet
7 9 (40.91%) Agile Software Development
8 8 (36.36%) LAMP
8 8 (36.36%) Apache
8 8 (36.36%) NoSQL
9 7 (31.82%) Docker
9 7 (31.82%) CentOS
10 6 (27.27%) Apache Solr
10 6 (27.27%) MongoDB
10 6 (27.27%) Bash Shell
10 6 (27.27%) Open Source
10 6 (27.27%) Continuous Integration
10 6 (27.27%) Configuration Management
10 6 (27.27%) Java
10 6 (27.27%) Scrum
10 6 (27.27%) logstash
10 6 (27.27%) Ceph
10 6 (27.27%) Jenkins
11 5 (22.73%) CFEngine
11 5 (22.73%) JavaScript
11 5 (22.73%) Python
11 5 (22.73%) Ruby
12 4 (18.18%) Postfix

Galera Cluster
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 10 (45.45%) nginx
2 8 (36.36%) Apache
3 6 (27.27%) Apache Solr
4 4 (18.18%) Elasticsearch
5 3 (13.64%) Tomcat
Cloud Services
1 4 (18.18%) OpenShift
2 3 (13.64%) Firebase
3 2 (9.09%) Datadog
Database & Business Intelligence
1 22 (100.00%) MySQL
2 14 (63.64%) MariaDB
3 8 (36.36%) NoSQL
4 6 (27.27%) MongoDB
5 3 (13.64%) Amazon DynamoDB
5 3 (13.64%) Apache Cassandra
5 3 (13.64%) CouchDB
5 3 (13.64%) Redis
Development Applications
1 10 (45.45%) Git (software)
2 6 (27.27%) Jenkins
3 3 (13.64%) Cucumber
3 3 (13.64%) JIRA
3 3 (13.64%) Maven
3 3 (13.64%) Selenium
3 3 (13.64%) Subversion
General
1 3 (13.64%) Finance
Job Titles
1 6 (27.27%) Administrator
2 5 (22.73%) Developer
2 5 (22.73%) Head of DevOps
2 5 (22.73%) Head of Infrastructure
2 5 (22.73%) Linux Administrator
2 5 (22.73%) Linux Engineer
2 5 (22.73%) Linux Systems Administrator
2 5 (22.73%) MySQL Developer
2 5 (22.73%) Systems Administrator
3 4 (18.18%) Database Developer
3 4 (18.18%) Linux Systems Engineer
3 4 (18.18%) Linux/Unix DevOps
3 4 (18.18%) Systems Engineer
4 3 (13.64%) DBA
4 3 (13.64%) DevOps Engineer
4 3 (13.64%) DevOps Manager
4 3 (13.64%) Infrastructure Manager
4 3 (13.64%) Java Engineer
5 2 (9.09%) Architect
5 2 (9.09%) Database Architect
Libraries, Frameworks & Software Standards
1 8 (36.36%) LAMP
2 4 (18.18%) LEMP Stack
3 3 (13.64%) AngularJS
3 3 (13.64%) CSS
3 3 (13.64%) Drools
3 3 (13.64%) HTML
3 3 (13.64%) Java EE
3 3 (13.64%) JSON
3 3 (13.64%) KnockoutJS
3 3 (13.64%) Polymer
3 3 (13.64%) React
4 2 (9.09%) Sphinx
5 1 (4.55%) Phusion Passenger
Miscellaneous
1 4 (18.18%) Data Centre
2 3 (13.64%) Clustering
3 2 (9.09%) Data Structures
4 1 (4.55%) Greenfield Project
Operating Systems
1 19 (86.36%) Linux
2 7 (31.82%) CentOS
3 4 (18.18%) Debian
3 4 (18.18%) Ubuntu
4 3 (13.64%) Unix
Processes & Methodologies
1 16 (72.73%) DevOps
2 9 (40.91%) Agile Software Development
3 6 (27.27%) Configuration Management
3 6 (27.27%) Continuous Integration
3 6 (27.27%) Open Source
3 6 (27.27%) Scrum
4 3 (13.64%) Continuous Delivery
4 3 (13.64%) Continuous Deployment
4 3 (13.64%) ITIL
4 3 (13.64%) Kanban
4 3 (13.64%) Performance Monitoring
4 3 (13.64%) Performance Tuning
4 3 (13.64%) Stochastic Modelling
4 3 (13.64%) Web Development
5 2 (9.09%) TDD
6 1 (4.55%) High Availability
6 1 (4.55%) Load Balancing
6 1 (4.55%) Project Management
6 1 (4.55%) SQL Optimisation
Programming Languages
1 6 (27.27%) Bash Shell
1 6 (27.27%) Java
2 5 (22.73%) JavaScript
2 5 (22.73%) Python
2 5 (22.73%) Ruby
3 4 (18.18%) Perl
3 4 (18.18%) SQL
System Software
1 7 (31.82%) Docker
2 6 (27.27%) Ceph
3 4 (18.18%) Dovecot
3 4 (18.18%) Postfix
Systems Management
1 12 (54.55%) Opscode Chef
2 9 (40.91%) Puppet
3 6 (27.27%) logstash
4 5 (22.73%) CFEngine
5 4 (18.18%) Ansible
5 4 (18.18%) Kubernetes
6 3 (13.64%) OpenNebula
7 2 (9.09%) HAProxy
7 2 (9.09%) ZABBIX
Vendors
1 4 (18.18%) Red Hat
1 4 (18.18%) Scality
1 4 (18.18%) VMware
2 3 (13.64%) Oracle
3 2 (9.09%) New Relic
4 1 (4.55%) Brocade
4 1 (4.55%) HP
4 1 (4.55%) Percona