The table below looks at the statistics for Varnish skills in IT jobs advertised for the City of London region. Included is a guide to the average salaries offered in IT jobs that have cited Varnish over the 3 months to 3 March 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
3 Mar 2015
Same period 2014 Same period 2013
Varnish
Rank 282 296 306
Rank change year-on-year
+14 +10
Permanent jobs citing Varnish 25 21 6
As % of all permanent IT jobs located in the City of London 0.24% 0.20% 0.055%
As % of the System Software category 1.95% 2.17% 0.53%
Number of salaries quoted 22 15 5
Average salary £45,750 £52,500 £42,500
Average salary % change year-on-year
-12.85% +23.52%
90% offered a salary of more than £40,000 £41,000 £39,400
10% offered a salary of more than £59,500 £67,500 £49,000
UK excluding London average salary £35,000 £57,500 £40,500
% change year-on-year
-39.13% +41.97%
Varnish
London

The following table is for comparison with the above and provides statistics for the entire System Software category in permanent jobs advertised in the City of London region.

System Software Category
City of London
Permanent IT job ads with a match in the
System Software category
1284 966 1134
As % of all permanent IT jobs located in the City of London 12.38% 9.17% 10.34%
Number of salaries quoted 1101 880 980
Average salary £47,500 £45,000 £49,000
Average salary % change year-on-year
+5.55% -8.16%
90% offered a salary of more than £30,000 £29,400 £31,500
10% offered a salary of more than £67,500 £70,000 £70,000
UK excluding London average salary £37,500 £40,000 £40,000
% change year-on-year
-6.25% -

Varnish
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of permanent IT jobs citing Varnish across the City of London region as a proportion of the total demand within the System Software category.

Varnish Jobs Demand Trend in the City of London

Varnish
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Varnish across the City of London region.

Varnish Salary Trend in the City of London

Varnish
Salary Histogram in the City of London

This chart provides a salary histogram for IT jobs citing Varnish across the City of London region over the 3 months to 3 March 2015.

Varnish Salary Histogram in the City of London

Varnish
Top 30 Related IT Skills in the City of London

For the 6 months to 3 March 2015, IT jobs across the City of London region citing Varnish also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Varnish.

1 28 (62.22%) Linux
2 27 (60.00%) Apache
2 27 (60.00%) MySQL
3 26 (57.78%) Puppet
4 25 (55.56%) nginx
5 24 (53.33%) Git (software)
6 23 (51.11%) PHP
7 21 (46.67%) Configuration Management
8 19 (42.22%) DevOps
9 18 (40.00%) Nagios
9 18 (40.00%) Python
9 18 (40.00%) Agile Software Development
10 17 (37.78%) Open Source
11 16 (35.56%) Opscode Chef
11 16 (35.56%) UNIX
12 15 (33.33%) HTTP
12 15 (33.33%) DNS
12 15 (33.33%) Ubuntu
13 13 (28.89%) Continuous Integration
13 13 (28.89%) PostgreSQL
13 13 (28.89%) LAMP
13 13 (28.89%) Windows
14 12 (26.67%) Perl
14 12 (26.67%) Degree
14 12 (26.67%) Memcached
14 12 (26.67%) Bash Shell
15 11 (24.44%) IMAP
15 11 (24.44%) SMTP
15 11 (24.44%) Shell Script
16 10 (22.22%) Tomcat

Varnish
Top Related IT Skills in the City of London by Category

For the 6 months to 3 March 2015, IT jobs across the City of London region citing Varnish also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Varnish. Up to 20 skills are shown per category.

Application Platforms
1 27 (60.00%) Apache
2 25 (55.56%) nginx
3 10 (22.22%) Drupal
3 10 (22.22%) Tomcat
4 8 (17.78%) SharePoint
4 8 (17.78%) MS Exchange
4 8 (17.78%) IIS
5 7 (15.56%) CMS
6 6 (13.33%) Node.js
7 4 (8.89%) Apache Solr
8 3 (6.67%) Zope
8 3 (6.67%) Plone
8 3 (6.67%) ejabberd
9 2 (4.44%) Mule
10 1 (2.22%) Confluence
10 1 (2.22%) OpenStack
10 1 (2.22%) Elasticsearch
Applications
1 8 (17.78%) MS Excel
Cloud Services
1 4 (8.89%) Amazon EC2
2 3 (6.67%) Joyent
2 3 (6.67%) Amazon AWS
2 3 (6.67%) SaaS
2 3 (6.67%) PaaS
3 2 (4.44%) Amazon ELB
4 1 (2.22%) Amazon S3
4 1 (2.22%) CloudFront
4 1 (2.22%) Cloud Computing
Communications & Networking
1 15 (33.33%) HTTP
1 15 (33.33%) DNS
2 11 (24.44%) IMAP
2 11 (24.44%) SMTP
3 9 (20.00%) DHCP
4 8 (17.78%) Internet
4 8 (17.78%) iSCSI
5 3 (6.67%) Asterisk PBX
5 3 (6.67%) Reverse Proxy
5 3 (6.67%) Network Security
5 3 (6.67%) OSPF
5 3 (6.67%) BGP
5 3 (6.67%) Firewall
5 3 (6.67%) Wi-Fi
5 3 (6.67%) SSH
5 3 (6.67%) OpenVPN
6 2 (4.44%) TCP/IP
6 2 (4.44%) SAN
7 1 (2.22%) Wireshark
7 1 (2.22%) tcpdump
Database & Business Intelligence
1 27 (60.00%) MySQL
2 13 (28.89%) PostgreSQL
3 10 (22.22%) SQL Server
4 9 (20.00%) Redis
5 8 (17.78%) QlikView
6 6 (13.33%) NoSQL
7 5 (11.11%) MongoDB
8 4 (8.89%) MariaDB
9 3 (6.67%) Relational Database
10 1 (2.22%) CouchDB
10 1 (2.22%) RDBMS
10 1 (2.22%) InterSystems Cache
Development Applications
1 24 (53.33%) Git (software)
2 8 (17.78%) Jenkins
3 7 (15.56%) Subversion
4 4 (8.89%) PHPUnit
5 3 (6.67%) JIRA
5 3 (6.67%) Emacs
6 2 (4.44%) Mercurial
6 2 (4.44%) Hudson
7 1 (2.22%) Team Foundation Server
7 1 (2.22%) Selenium
7 1 (2.22%) TeamCity
7 1 (2.22%) Trac
General
1 8 (17.78%) Billing
2 6 (13.33%) Publishing
3 3 (6.67%) Games
4 1 (2.22%) Retail
4 1 (2.22%) Finance
Job Titles
1 17 (37.78%) Developer
2 12 (26.67%) DevOps Engineer
3 11 (24.44%) Administrator
3 11 (24.44%) Systems Administrator
4 10 (22.22%) Drupal Developer
5 5 (11.11%) PHP Developer
5 5 (11.11%) Web Developer
6 4 (8.89%) Lead Developer
7 3 (6.67%) Lead PHP Developer
7 3 (6.67%) PHP Symfony Developer
8 2 (4.44%) PHP LAMP Developer
8 2 (4.44%) Linux DevOps Engineer
8 2 (4.44%) Linux Engineer
8 2 (4.44%) LAMP Developer
8 2 (4.44%) Technical Developer
8 2 (4.44%) Software Engineer
8 2 (4.44%) Technical Leader
8 2 (4.44%) Senior Software Engineer
8 2 (4.44%) Technical Engineer
9 1 (2.22%) Senior Developer
Libraries, Frameworks & Software Standards
1 13 (28.89%) LAMP
2 12 (26.67%) Memcached
3 10 (22.22%) RESTful
4 9 (20.00%) Symfony
5 7 (15.56%) jQuery
6 6 (13.33%) CakePHP
6 6 (13.33%) Web Services
6 6 (13.33%) HTML
6 6 (13.33%) CSS
7 4 (8.89%) SOAP
7 4 (8.89%) REST
8 3 (6.67%) ActiveMQ
8 3 (6.67%) RabbitMQ
9 2 (4.44%) XML
9 2 (4.44%) CGI
9 2 (4.44%) Ruby on Rails
9 2 (4.44%) .NET
9 2 (4.44%) Sass
9 2 (4.44%) LESS
9 2 (4.44%) Play Framework
Miscellaneous
1 17 (37.78%) Open Source
2 9 (20.00%) Computer Science
3 5 (11.11%) User Experience
4 3 (6.67%) Clustering
4 3 (6.67%) Taxonomies
5 2 (4.44%) Replication
6 1 (2.22%) Mobile App
6 1 (2.22%) RIA
Operating Systems
1 28 (62.22%) Linux
2 16 (35.56%) UNIX
3 15 (33.33%) Ubuntu
4 13 (28.89%) Windows
5 9 (20.00%) Red Hat Enterprise Linux
6 8 (17.78%) Windows Server 2012
6 8 (17.78%) Solaris
7 4 (8.89%) CentOS
8 3 (6.67%) FreeBSD
8 3 (6.67%) Debian
8 3 (6.67%) OpenBSD
9 1 (2.22%) Fedora
9 1 (2.22%) Android
9 1 (2.22%) Apple iOS
Processes & Methodologies
1 21 (46.67%) Configuration Management
2 19 (42.22%) DevOps
3 18 (40.00%) Agile Software Development
4 13 (28.89%) Continuous Integration
5 9 (20.00%) E-Commerce
6 8 (17.78%) Service Delivery
6 8 (17.78%) Unit Testing
7 7 (15.56%) Software Engineering
8 6 (13.33%) Web Development
8 6 (13.33%) Automated Testing
8 6 (13.33%) Release Management
9 5 (11.11%) Scrum
9 5 (11.11%) Load Balancing
9 5 (11.11%) Kanban
10 4 (8.89%) Web Design
10 4 (8.89%) Content Management
10 4 (8.89%) TDD
11 3 (6.67%) Project Management
11 3 (6.67%) BDD
11 3 (6.67%) Kalman Filter
Programming Languages
1 23 (51.11%) PHP
2 18 (40.00%) Python
3 12 (26.67%) Perl
3 12 (26.67%) Bash Shell
4 11 (24.44%) Shell Script
5 10 (22.22%) Ruby
6 8 (17.78%) PowerShell
6 8 (17.78%) JavaScript
7 6 (13.33%) AWK
7 6 (13.33%) Korn
7 6 (13.33%) sed
8 2 (4.44%) Groovy
8 2 (4.44%) SQL
8 2 (4.44%) Java
9 1 (2.22%) C#
Qualifications
1 12 (26.67%) Degree
Quality Assurance & Compliance
1 2 (4.44%) QA
System Software
1 10 (22.22%) VMware Infrastructure
2 8 (17.78%) Hyper-V
2 8 (17.78%) NFS
2 8 (17.78%) Terminal Services
3 3 (6.67%) SpamAssassin
3 3 (6.67%) Ceph
4 2 (4.44%) VirtualBox
5 1 (2.22%) KVM
5 1 (2.22%) Samba
5 1 (2.22%) Squid
Systems Management
1 26 (57.78%) Puppet
2 18 (40.00%) Nagios
3 16 (35.56%) Opscode Chef
4 8 (17.78%) ZABBIX
4 8 (17.78%) Cacti
4 8 (17.78%) Sysprep
4 8 (17.78%) Tivoli
5 7 (15.56%) HAProxy
5 7 (15.56%) Ansible
6 3 (6.67%) Ganeti
6 3 (6.67%) Bacula
7 2 (4.44%) Vagrant
8 1 (2.22%) logstash
8 1 (2.22%) Kibana
8 1 (2.22%) Opsview
8 1 (2.22%) Rsyslog
Vendors
1 10 (22.22%) VMware
2 8 (17.78%) Microsoft
2 8 (17.78%) NetApp
3 6 (13.33%) Zend
3 6 (13.33%) Splunk
4 5 (11.11%) Red Hat
5 4 (8.89%) Cisco
6 3 (6.67%) Rackspace
6 3 (6.67%) HP
7 1 (2.22%) Juniper
7 1 (2.22%) hybris
7 1 (2.22%) F5
7 1 (2.22%) Fortinet