The following table provides summary statistics for permanent job vacancies advertised in Reading with a requirement for Varnish skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Varnish over the 3 months to 25 April 2017 with a comparison to the same period in the previous 2 years.

Varnish
Berkshire / Reading
3 months to
25 Apr 2017
Same period 2016 Same period 2015
Rank 107 134 154
Rank change year-on-year +27 +20  
Permanent jobs citing Varnish 7 4 2
As % of all permanent IT jobs advertised in Reading 0.53% 0.21% 0.079%
As % of the System Software category 3.40% 1.17% 0.54%
Number of salaries quoted 7 4 2
Median salary £60,000 £40,000 £50,000
Median salary % change year-on-year +50.00% -20.00%  
UK excluding London median salary £40,000 £34,500 £40,000
% change year-on-year +15.94% -13.75%  

Varnish is in the system software skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Reading with a requirement for system software skills.

System Software Skills
Reading
Permanent job vacancies with a requirement for system software skills 206 341 368
As % of all permanent IT job vacancies advertised in Reading 15.62% 17.83% 14.50%
Number of salaries quoted 163 310 256
Median salary £45,000 £47,500 £40,000
Median salary % change year-on-year -5.26% +18.75%  
90% offered a salary of more than £26,500 £31,500 £23,500
10% offered a salary of more than £60,000 £90,000 £60,000
UK excluding London median salary £38,000 £37,500 £37,500
% change year-on-year +1.33% -  

Varnish
Job Vacancy Trend in Reading

The job posting trend of jobs advertised in Reading citing Varnish as a proportion of all permanent or contract IT jobs with a match in the System Software category.

Job vacancy trend for Varnish in Reading

Varnish
Salary Trend in Reading

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

Salary trend for Varnish in Reading

Varnish
Salary Histogram in Reading

The salary distribution of IT jobs citing Varnish in Reading over the 3 months to 25 April 2017.

Salary histogram for Varnish in Reading

For the 6 months to 25 April 2017, IT jobs citing Varnish also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Reading region with a requirement for Varnish.

1 9 (100.00%) MySQL
1 9 (100.00%) Linux
1 9 (100.00%) Apache
1 9 (100.00%) Configuration Management
1 9 (100.00%) Git (software)
1 9 (100.00%) nginx
1 9 (100.00%) Amazon EC2
1 9 (100.00%) Amazon AWS
1 9 (100.00%) Puppet
2 7 (77.78%) MongoDB
2 7 (77.78%) Apache Cassandra
2 7 (77.78%) OpenVPN
2 7 (77.78%) RabbitMQ
2 7 (77.78%) High Availability
2 7 (77.78%) Amazon S3
2 7 (77.78%) Google App Engine
2 7 (77.78%) Apache Solr
2 7 (77.78%) ZABBIX
2 7 (77.78%) Continuous Improvement
2 7 (77.78%) Kafka
2 7 (77.78%) Cisco Nexus
2 7 (77.78%) Windows Server 2012
2 7 (77.78%) Jenkins
2 7 (77.78%) Amazon ELB
2 7 (77.78%) Elasticsearch
2 7 (77.78%) HAProxy
2 7 (77.78%) New Relic
2 7 (77.78%) Docker
2 7 (77.78%) Kibana
2 7 (77.78%) Microservices

Varnish
Co-occurring IT Skills in Reading 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 9 (100.00%) Apache
1 9 (100.00%) nginx
2 7 (77.78%) Apache Solr
2 7 (77.78%) Elasticsearch
2 7 (77.78%) IIS
3 2 (22.22%) Drupal
3 2 (22.22%) Eucalyptus
Cloud Services
1 9 (100.00%) Amazon AWS
1 9 (100.00%) Amazon EC2
2 7 (77.78%) Amazon ELB
2 7 (77.78%) Amazon S3
2 7 (77.78%) Google App Engine
2 7 (77.78%) Google Cloud Platform
Communications & Networking
1 7 (77.78%) Cisco ASA
1 7 (77.78%) Cisco Nexus
1 7 (77.78%) Cisco PIX
1 7 (77.78%) Firewall
1 7 (77.78%) OpenVPN
1 7 (77.78%) SAN
1 7 (77.78%) VPN
Database & Business Intelligence
1 9 (100.00%) MySQL
2 7 (77.78%) Apache Cassandra
2 7 (77.78%) MongoDB
2 7 (77.78%) PostgreSQL
2 7 (77.78%) SQL Server
Development Applications
1 9 (100.00%) Git (software)
2 7 (77.78%) Jenkins
2 7 (77.78%) Sonatype Nexus
3 2 (22.22%) Subversion
Job Titles
1 6 (66.67%) Administrator
1 6 (66.67%) Systems Administrator
2 4 (44.44%) Senior Systems Administrator
3 3 (33.33%) Network Engineer
3 3 (33.33%) Network Systems Engineer
3 3 (33.33%) Systems Engineer
4 2 (22.22%) Cloud Administrator
4 2 (22.22%) DevOps Administrator
4 2 (22.22%) Linux Administrator
4 2 (22.22%) Linux DevOps Administrator
4 2 (22.22%) Linux Systems Administrator
4 2 (22.22%) Linux/Unix DevOps
5 1 (11.11%) Network Administrator
5 1 (11.11%) Senior Network Administrator
Libraries, Frameworks & Software Standards
1 7 (77.78%) Elastic Stack
1 7 (77.78%) Kafka
1 7 (77.78%) RabbitMQ
2 2 (22.22%) LAMP
2 2 (22.22%) LEMP Stack
2 2 (22.22%) Sensu
2 2 (22.22%) Web Services
Miscellaneous
1 7 (77.78%) Data Centre
1 7 (77.78%) Public Cloud
2 2 (22.22%) Enterprise Cloud
Operating Systems
1 9 (100.00%) Linux
2 7 (77.78%) CentOS
2 7 (77.78%) Windows
2 7 (77.78%) Windows Server
2 7 (77.78%) Windows Server 2008
2 7 (77.78%) Windows Server 2012
Processes & Methodologies
1 9 (100.00%) Configuration Management
2 7 (77.78%) Continuous Improvement
2 7 (77.78%) High Availability
2 7 (77.78%) Microservices
3 2 (22.22%) DevOps
3 2 (22.22%) Open Source
3 2 (22.22%) Open Source Development
Programming Languages
1 2 (22.22%) Perl
1 2 (22.22%) PHP
1 2 (22.22%) Python
1 2 (22.22%) Ruby
Quality Assurance & Compliance
1 2 (22.22%) QA
System Software
1 7 (77.78%) Docker
1 7 (77.78%) Hyper-V
2 2 (22.22%) GlusterFS
Systems Management
1 9 (100.00%) Puppet
2 7 (77.78%) HAProxy
2 7 (77.78%) Kibana
2 7 (77.78%) logstash
2 7 (77.78%) ZABBIX
3 2 (22.22%) Cacti
3 2 (22.22%) Ganglia
3 2 (22.22%) Nagios
3 2 (22.22%) OpenView
3 2 (22.22%) OpenView Configuration Management
3 2 (22.22%) Opscode Chef
Vendors
1 7 (77.78%) Cisco
1 7 (77.78%) Dell
1 7 (77.78%) HP
1 7 (77.78%) New Relic
2 2 (22.22%) BMC
2 2 (22.22%) Splunk