The table below looks at the statistics for Varnish skills in IT jobs advertised for the London region. Included is a guide to the salaries offered in IT jobs that have cited Varnish over the 3 months to 27 August 2016 with a comparison to the same period over the previous 2 years.

3 months to
27 Aug 2016
Same period 2015 Same period 2014
Varnish
Rank 548 514 529
Rank change year-on-year
-34 +15
Permanent jobs citing Varnish 67 142 148
As % of all permanent IT jobs located in London 0.17% 0.32% 0.31%
As % of the System Software category 1.44% 3.04% 2.92%
Number of salaries quoted 60 106 97
Median salary £58,750 £50,000 £50,000
Median salary % change year-on-year
+17.50% -
90% offered a salary of more than £40,000 £37,500 £37,500
10% offered a salary of more than £65,250 £61,250 £68,500
UK excluding London median salary £48,750 £42,500 £37,500
% change year-on-year
+14.70% +13.33%
Varnish
England

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

System Software Category
London
Permanent IT job ads with a match in the
System Software category
4649 4678 5066
As % of all permanent IT jobs located in London 12.04% 10.64% 10.72%
Number of salaries quoted 4064 4071 4353
Median salary £52,000 £47,500 £46,500
Median salary % change year-on-year
+9.47% +2.15%
90% offered a salary of more than £30,000 £27,500 £28,000
10% offered a salary of more than £75,000 £67,500 £72,500
UK excluding London median salary £40,000 £38,000 £37,500
% change year-on-year
+5.26% +1.33%

Varnish
Jobs Demand Trend in London

The demand trend of job ads across the London region citing Varnish as a proportion of all IT jobs with a match in the System Software category.

Varnish Jobs Demand Trend in London

Varnish
Salary Trend in London

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

Varnish Salary Trend in London

Varnish
Salary Histogram in London

This chart provides a salary histogram for IT jobs citing Varnish across the London region over the 3 months to 27 August 2016.

Varnish Salary Histogram in London

Varnish
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Varnish within the London region over the 3 months to 27 August 2016. 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
(Click see detailed
statistics and trends)
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
City of London +48 2 £42,000 -13.84% 1
Hayes - 1 £60,000 -
Varnish
England

Varnish
Top 30 Related IT Skills in London

For the 6 months to 27 August 2016, 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 London region with a requirement for Varnish.

1 102 (68.92%) Linux
2 90 (60.81%) PHP
3 85 (57.43%) MySQL
4 84 (56.76%) Python
5 80 (54.05%) Redis
6 77 (52.03%) Git (software)
7 73 (49.32%) Apache
8 62 (41.89%) nginx
9 59 (39.86%) LAMP
10 55 (37.16%) Agile Software Development
11 51 (34.46%) E-Commerce
12 48 (32.43%) Elasticsearch
13 46 (31.08%) Jenkins
13 46 (31.08%) Puppet
13 46 (31.08%) DevOps
14 45 (30.41%) Amazon AWS
14 45 (30.41%) CSS
14 45 (30.41%) HTML
15 41 (27.70%) PostgreSQL
15 41 (27.70%) Memcached
16 40 (27.03%) Ruby
17 39 (26.35%) jQuery
18 36 (24.32%) Ansible
18 36 (24.32%) Configuration Management
19 34 (22.97%) Perl
20 30 (20.27%) JavaScript
20 30 (20.27%) Tomcat
21 29 (19.59%) mod_rewrite
22 28 (18.92%) Continuous Delivery
22 28 (18.92%) LEMP Stack

Varnish
Top Related IT Skills in London 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 73 (49.32%) Apache
2 62 (41.89%) nginx
3 48 (32.43%) Elasticsearch
4 30 (20.27%) Tomcat
5 25 (16.89%) Drupal
6 19 (12.84%) CMS
7 14 (9.46%) Apache Solr
8 13 (8.78%) Adobe Experience Manager
9 11 (7.43%) Lightstreamer
9 11 (7.43%) WebLogic
10 4 (2.70%) Confluence
11 3 (2.03%) WordPress
12 2 (1.35%) Apache Spark
12 2 (1.35%) IIS
Business Applications
1 3 (2.03%) Payment Gateway
2 2 (1.35%) Magento
Cloud Services
1 45 (30.41%) Amazon AWS
2 12 (8.11%) GitHub
3 11 (7.43%) Amazon EC2
3 11 (7.43%) IaaS
4 10 (6.76%) Slack
5 9 (6.08%) AWS CloudFormation
6 8 (5.41%) Amazon ELB
7 7 (4.73%) Microsoft Azure
7 7 (4.73%) PaaS
8 4 (2.70%) Amazon S3
8 4 (2.70%) CloudFront
9 3 (2.03%) Amazon ElastiCache
9 3 (2.03%) Route 53
10 1 (0.68%) Cloud Computing
10 1 (0.68%) Google Play
10 1 (0.68%) Heroku
10 1 (0.68%) SaaS
Communications & Networking
1 15 (10.14%) Firewall
2 12 (8.11%) DNS
3 9 (6.08%) LDAP
4 7 (4.73%) HTTP
4 7 (4.73%) TCP/IP
5 5 (3.38%) Internet
6 4 (2.70%) Skype
6 4 (2.70%) SSL
7 3 (2.03%) BGP
7 3 (2.03%) Cisco IOS
8 2 (1.35%) FTP
8 2 (1.35%) OpenVPN
8 2 (1.35%) SMTP
8 2 (1.35%) VPN
9 1 (0.68%) DHCP
9 1 (0.68%) HTTPS
9 1 (0.68%) Reverse Proxy
9 1 (0.68%) SSH
Database & Business Intelligence
1 85 (57.43%) MySQL
2 80 (54.05%) Redis
3 41 (27.70%) PostgreSQL
4 20 (13.51%) MongoDB
5 14 (9.46%) Relational Database
6 11 (7.43%) CouchDB
7 10 (6.76%) Amazon RDS
8 8 (5.41%) NoSQL
9 4 (2.70%) Couchbase
9 4 (2.70%) SQL Server
10 2 (1.35%) GIS
10 2 (1.35%) Hadoop
11 1 (0.68%) Big Data
Development Applications
1 77 (52.03%) Git (software)
2 46 (31.08%) Jenkins
3 26 (17.57%) JIRA
4 20 (13.51%) Vagrant
5 12 (8.11%) Subversion
6 10 (6.76%) Selenium
7 8 (5.41%) RSpec
8 7 (4.73%) Travis CI
9 5 (3.38%) gulp
10 4 (2.70%) QUnit
11 3 (2.03%) Grunt
12 2 (1.35%) Octopus Deploy
12 2 (1.35%) TeamCity
12 2 (1.35%) webpack
13 1 (0.68%) CircleCI
13 1 (0.68%) git-flow
13 1 (0.68%) Gradle
13 1 (0.68%) PhantomJS
13 1 (0.68%) UI Automator
13 1 (0.68%) WebPagetest
General
1 16 (10.81%) Marketing
2 14 (9.46%) Finance
3 7 (4.73%) Retail
4 6 (4.05%) Advertising
4 6 (4.05%) Pharmaceutical
4 6 (4.05%) Publishing
4 6 (4.05%) Telecoms
5 4 (2.70%) Legal
6 1 (0.68%) Games
6 1 (0.68%) Law
Job Titles
1 73 (49.32%) Developer
2 40 (27.03%) PHP Developer
3 22 (14.86%) DevOps Engineer
4 19 (12.84%) Senior Developer
5 17 (11.49%) Senior PHP Developer
6 16 (10.81%) Lead Developer
7 14 (9.46%) Administrator
7 14 (9.46%) Lead PHP Developer
7 14 (9.46%) Linux Administrator
7 14 (9.46%) Linux Systems Administrator
7 14 (9.46%) Systems Administrator
8 13 (8.78%) Linux Engineer
9 9 (6.08%) Middleware Engineer
9 9 (6.08%) Python Developer
10 8 (5.41%) Agile Developer
11 7 (4.73%) AWS Administrator
11 7 (4.73%) Cloud Engineer
11 7 (4.73%) Security Engineer
11 7 (4.73%) VMWare Administrator
12 6 (4.05%) Drupal Developer
Libraries, Frameworks & Software Standards
1 59 (39.86%) LAMP
2 45 (30.41%) CSS
2 45 (30.41%) HTML
3 41 (27.70%) Memcached
4 39 (26.35%) jQuery
5 29 (19.59%) mod_rewrite
6 28 (18.92%) LEMP Stack
6 28 (18.92%) RabbitMQ
7 25 (16.89%) Smarty
7 25 (16.89%) XHTML
8 21 (14.19%) REST
9 19 (12.84%) Django
10 17 (11.49%) Symfony
11 16 (10.81%) Node.js
12 13 (8.78%) Kafka
13 12 (8.11%) Ajax
13 12 (8.11%) CodeIgniter
13 12 (8.11%) HTML5
13 12 (8.11%) Laravel
13 12 (8.11%) LESS
Miscellaneous
1 13 (8.78%) Data Centre
2 10 (6.76%) Social Network
3 8 (5.41%) Analytical Skills
4 7 (4.73%) Virtual Team
5 4 (2.70%) User Experience
6 3 (2.03%) Computer Science
6 3 (2.03%) Digital Media
6 3 (2.03%) Mobile App
7 1 (0.68%) Data Structures
7 1 (0.68%) Spread Betting
7 1 (0.68%) Wiki
Operating Systems
1 102 (68.92%) Linux
2 25 (16.89%) Red Hat Enterprise Linux
3 20 (13.51%) CentOS
4 15 (10.14%) Debian
5 10 (6.76%) Ubuntu
6 9 (6.08%) Unix
7 3 (2.03%) Amazon Linux
7 3 (2.03%) CoreOS
7 3 (2.03%) Windows
8 2 (1.35%) Windows Server
9 1 (0.68%) Android
9 1 (0.68%) Apple iOS
Processes & Methodologies
1 55 (37.16%) Agile Software Development
2 51 (34.46%) E-Commerce
3 46 (31.08%) DevOps
4 36 (24.32%) Configuration Management
5 28 (18.92%) Continuous Delivery
5 28 (18.92%) MVC
6 22 (14.86%) TDD
7 21 (14.19%) Unit Testing
8 20 (13.51%) OO
9 16 (10.81%) Software Engineering
10 13 (8.78%) Continuous Integration
10 13 (8.78%) Database Optimisation
10 13 (8.78%) OO PHP
11 12 (8.11%) BDD
11 12 (8.11%) Open Source
12 11 (7.43%) Scrum
13 10 (6.76%) Kanban
13 10 (6.76%) Network Architecture
13 10 (6.76%) Penetration Testing
13 10 (6.76%) SOA
Programming Languages
1 90 (60.81%) PHP
2 84 (56.76%) Python
3 40 (27.03%) Ruby
4 34 (22.97%) Perl
5 30 (20.27%) JavaScript
6 22 (14.86%) Bash Shell
6 22 (14.86%) Java
7 19 (12.84%) Go
8 14 (9.46%) PHP 5
9 7 (4.73%) Scala
9 7 (4.73%) SQL
10 4 (2.70%) Korn
11 3 (2.03%) Shell Script
12 2 (1.35%) C#
13 1 (0.68%) AWK
13 1 (0.68%) sed
Qualifications
1 3 (2.03%) Degree
Quality Assurance & Compliance
1 1 (0.68%) QA
System Software
1 13 (8.78%) Squid
2 11 (7.43%) Apache ZooKeeper
3 7 (4.73%) KVM
3 7 (4.73%) VMware Infrastructure
4 5 (3.38%) Docker
5 1 (0.68%) Gluster
5 1 (0.68%) Postfix
5 1 (0.68%) qmail
Systems Management
1 46 (31.08%) Puppet
2 36 (24.32%) Ansible
3 21 (14.19%) Opscode Chef
4 11 (7.43%) Salt
4 11 (7.43%) Terraform
5 10 (6.76%) Packer
6 9 (6.08%) Nagios
6 9 (6.08%) ZABBIX
7 8 (5.41%) HAProxy
8 6 (4.05%) Kibana
8 6 (4.05%) logstash
9 4 (2.70%) Kubernetes
10 3 (2.03%) Cacti
10 3 (2.03%) Consul
10 3 (2.03%) Ganglia
11 2 (1.35%) Pingdom
12 1 (0.68%) Failover Clustering
12 1 (0.68%) Graphite
Vendors
1 20 (13.51%) Zend
2 15 (10.14%) Akamai
2 15 (10.14%) Red Hat
3 13 (8.78%) Adobe
4 12 (8.11%) VMware
5 11 (7.43%) AppDynamics
5 11 (7.43%) Fiorano
6 8 (5.41%) F5
6 8 (5.41%) IBM
6 8 (5.41%) Terracotta
7 3 (2.03%) Cisco
8 2 (1.35%) New Relic
8 2 (1.35%) Splunk
9 1 (0.68%) Google
9 1 (0.68%) Salesforce.com
9 1 (0.68%) SaltStack
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