The following table provides summary statistics for permanent job vacancies advertised in Yorkshire 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 30 March 2017 with a comparison to the same period in the previous 2 years.

Varnish
England / Yorkshire
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 229 252 267
Rank change year-on-year +23 +15  
Permanent jobs citing Varnish 3 9 8
As % of all permanent IT jobs advertised in Yorkshire 0.056% 0.14% 0.11%
As % of the System Software category 0.48% 1.15% 0.94%
Number of salaries quoted 3 7 6
Median salary £35,000 £34,000 £35,000
Median salary % change year-on-year +2.94% -2.85%  
UK excluding London median salary £42,500 £34,000 £45,000
% change year-on-year +25.00% -24.44%  

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 Yorkshire with a requirement for system software skills.

System Software Skills
Yorkshire
Permanent job vacancies with a requirement for system software skills 630 780 853
As % of all permanent IT job vacancies advertised in Yorkshire 11.67% 11.97% 11.45%
Number of salaries quoted 554 653 672
Median salary £37,500 £38,000 £35,000
Median salary % change year-on-year -1.31% +8.57%  
90% offered a salary of more than £21,500 £22,500 £23,000
10% offered a salary of more than £57,500 £52,500 £53,250
UK excluding London median salary £38,000 £38,000 £37,500
% change year-on-year - +1.33%  

Varnish
Job Vacancy Trend in Yorkshire

The job posting trend of jobs advertised in Yorkshire 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 Yorkshire

Varnish
Salary Trend in Yorkshire

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

Salary trend for Varnish in Yorkshire

Varnish
Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Varnish within the Yorkshire region over the 3 months to 30 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
North Yorkshire +3 2 £36,250 +6.61%
West Yorkshire +7 1 £35,000 +2.94%
Varnish
England

For the 6 months to 30 March 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 Yorkshire region with a requirement for Varnish.

1 11 (91.67%) Linux
2 10 (83.33%) PHP
3 9 (75.00%) MySQL
4 8 (66.67%) Git (software)
4 8 (66.67%) nginx
4 8 (66.67%) Redis
5 7 (58.33%) CentOS
5 7 (58.33%) Magento
5 7 (58.33%) Zend
5 7 (58.33%) Web Development
5 7 (58.33%) E-Commerce
6 6 (50.00%) Red Hat
6 6 (50.00%) SEO
6 6 (50.00%) CMS
6 6 (50.00%) OO
6 6 (50.00%) Adobe
6 6 (50.00%) Photoshop
6 6 (50.00%) CSS
6 6 (50.00%) XML
6 6 (50.00%) HTML
6 6 (50.00%) JavaScript
6 6 (50.00%) JSON
6 6 (50.00%) RESTful
6 6 (50.00%) CouchDB
6 6 (50.00%) ExpressionEngine
6 6 (50.00%) HTML5
6 6 (50.00%) MongoDB
6 6 (50.00%) NoSQL
6 6 (50.00%) Node.js
6 6 (50.00%) CSS3

Varnish
Co-occurring IT Skills in Yorkshire 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 8 (66.67%) nginx
2 6 (50.00%) CMS
2 6 (50.00%) concrete5
2 6 (50.00%) ExpressionEngine
3 5 (41.67%) Apache
4 1 (8.33%) ColdFusion
4 1 (8.33%) SAS
Applications
1 6 (50.00%) Photoshop
Business Applications
1 7 (58.33%) Magento
Cloud Services
1 6 (50.00%) Sage Pay
2 1 (8.33%) Amazon AWS
2 1 (8.33%) GitHub
2 1 (8.33%) Slack
Communications & Networking
1 3 (25.00%) Broadband
1 3 (25.00%) DNS
1 3 (25.00%) Internet
2 1 (8.33%) DHCP
2 1 (8.33%) Fibre Channel
2 1 (8.33%) Firewall
2 1 (8.33%) IMAP
2 1 (8.33%) IP Telephony
2 1 (8.33%) iSCSI
Database & Business Intelligence
1 9 (75.00%) MySQL
2 8 (66.67%) Redis
3 6 (50.00%) CouchDB
3 6 (50.00%) MongoDB
3 6 (50.00%) NoSQL
Development Applications
1 8 (66.67%) Git (software)
2 6 (50.00%) Appcelerator Titanium
2 6 (50.00%) Bower
2 6 (50.00%) Grunt
2 6 (50.00%) gulp
3 2 (16.67%) Jenkins
4 1 (8.33%) Subversion
4 1 (8.33%) Vagrant
Job Titles
1 7 (58.33%) Developer
1 7 (58.33%) PHP Developer
2 4 (33.33%) Administrator
2 4 (33.33%) Systems Administrator
3 3 (25.00%) Systems Support
4 2 (16.67%) Full Stack Developer
5 1 (8.33%) Linux Administrator
5 1 (8.33%) Linux Systems Administrator
5 1 (8.33%) Platform Engineer
Libraries, Frameworks & Software Standards
1 6 (50.00%) Apache Cordova
1 6 (50.00%) CSS
1 6 (50.00%) CSS3
1 6 (50.00%) HTML
1 6 (50.00%) HTML5
1 6 (50.00%) JSON
1 6 (50.00%) LEMP Stack
1 6 (50.00%) LESS
1 6 (50.00%) Node.js
1 6 (50.00%) Phalcon
1 6 (50.00%) PhoneGap
1 6 (50.00%) RESTful
1 6 (50.00%) Sass
1 6 (50.00%) XML
2 3 (25.00%) LAMP
3 1 (8.33%) Elastic Stack
3 1 (8.33%) jQuery
3 1 (8.33%) KnockoutJS
3 1 (8.33%) RabbitMQ
3 1 (8.33%) Sensu
Miscellaneous
1 6 (50.00%) Mobile App
1 6 (50.00%) User Experience
2 1 (8.33%) Client/Server
2 1 (8.33%) Data Centre
Operating Systems
1 11 (91.67%) Linux
2 7 (58.33%) CentOS
3 3 (25.00%) Windows
4 1 (8.33%) Debian
4 1 (8.33%) Ubuntu
Processes & Methodologies
1 7 (58.33%) E-Commerce
1 7 (58.33%) Web Development
2 6 (50.00%) Database Optimisation
2 6 (50.00%) Front End Development
2 6 (50.00%) Mobile Application Development
2 6 (50.00%) OO
2 6 (50.00%) OO PHP
2 6 (50.00%) SEO
3 3 (25.00%) Line Management
3 3 (25.00%) Software Engineering
4 1 (8.33%) Agile Software Development
4 1 (8.33%) Configuration Management
4 1 (8.33%) Continuous Integration
4 1 (8.33%) DevOps
4 1 (8.33%) Don't repeat yourself (DRY)
4 1 (8.33%) Microservices
4 1 (8.33%) OOP
4 1 (8.33%) Responsive Web Design
4 1 (8.33%) Server Virtualisation
4 1 (8.33%) Workflow
Programming Languages
1 10 (83.33%) PHP
2 6 (50.00%) JavaScript
3 1 (8.33%) PHP 7
3 1 (8.33%) Shell Script
System Software
1 2 (16.67%) Docker
2 1 (8.33%) BIND 9
2 1 (8.33%) Hyper-V
2 1 (8.33%) iptables
2 1 (8.33%) KVM
2 1 (8.33%) NFS
2 1 (8.33%) Samba
2 1 (8.33%) Sendmail
2 1 (8.33%) vSphere
Systems Management
1 1 (8.33%) Consul
1 1 (8.33%) Grafana
1 1 (8.33%) Graphite
1 1 (8.33%) HAProxy
1 1 (8.33%) Packer
1 1 (8.33%) Puppet
1 1 (8.33%) Terraform
Vendors
1 7 (58.33%) Zend
2 6 (50.00%) Adobe
2 6 (50.00%) PayPal
2 6 (50.00%) Red Hat
3 1 (8.33%) Avaya
3 1 (8.33%) DataCore
3 1 (8.33%) Dell
3 1 (8.33%) NetApp
3 1 (8.33%) Palo Alto