The following table provides summary statistics for permanent job vacancies 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 27 June 2017 with a comparison to the same period in the previous 2 years.

Varnish
UK
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 811 837 780
Rank change year-on-year +26 -57  
Permanent jobs citing Varnish 79 95 203
As % of all permanent IT jobs advertised in the UK 0.089% 0.096% 0.19%
As % of the System Software category 0.69% 0.76% 1.58%
Number of salaries quoted 63 85 149
Median salary £50,000 £55,000 £50,000
Median salary % change year-on-year -9.09% +10.00%  
90% offered a salary of more than £29,000 £40,000 £40,000
10% offered a salary of more than £68,500 £69,000 £60,000
UK excluding London median salary £29,000 £45,000 £40,750
% change year-on-year -35.55% +10.42%  

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 with a requirement for system software skills.

System Software Skills
UK
Permanent job vacancies with a requirement for system software skills 11479 12542 12812
As % of all permanent IT job vacancies advertised in the UK 12.88% 12.74% 11.71%
Number of salaries quoted 9736 10695 10605
Median salary £44,000 £42,500 £41,000
Median salary % change year-on-year +3.52% +3.65%  
90% offered a salary of more than £26,000 £25,000 £25,000
10% offered a salary of more than £70,000 £65,000 £67,500
UK excluding London median salary £38,000 £39,000 £37,500
% change year-on-year -2.56% +4.00%  

Varnish
Job Vacancy Trend

The job posting trend of jobs advertised 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 the UK

Varnish
Salary Trend

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

Salary trend for Varnish in the UK

Varnish
Salary Histogram

The salary distribution of IT jobs citing Varnish over the 3 months to 27 June 2017.

Salary histogram for Varnish in the UK

Varnish
Top 24 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Varnish within the UK over the 3 months to 27 June 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
England +29 78 £50,000 -9.09% 5
London +36 63 £55,000 -8.33% 3
City of London +39 9 £65,000 +54.76%
Yorkshire +8 9 £27,000 -46.00%
Surbiton - 8 £50,000 -
South Yorkshire -2 4 £25,000 -50.00%
Sheffield -3 4 £25,000 -50.00%
North West -45 4 £28,000 -32.93% 2
Manchester -35 3 £26,000 -46.66% 2
East Yorkshire - 3 £29,000 -
Goole - 3 £29,000 -
North Yorkshire - 2 £40,000 -
South East +26 1 £45,000 -
Berkshire +19 1 £45,000 -18.18%
Reading +17 1 £45,000 -18.18%
Scotland +5 1 £38,500 -23.00%
Edinburgh -4 1 £38,500 -23.00%
Hertfordshire -5 1 £52,500 +10.52%
East of England -11 1 £52,500 +10.52%
Wimbledon - 1 £50,000 -
Cheshire - 1 £60,000 -
York - 1 £40,000 -
Warrington - 1 £60,000 -
Kingston Upon Thames - 1 £50,000 -

For the 6 months to 27 June 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 with a requirement for Varnish.

1 121 (75.63%) MySQL
2 113 (70.63%) Apache
3 104 (65.00%) PHP
4 102 (63.75%) Linux
5 86 (53.75%) Git (software)
6 78 (48.75%) nginx
7 74 (46.25%) Redis
8 71 (44.38%) LAMP
9 66 (41.25%) Memcached
10 65 (40.63%) Python
11 63 (39.38%) Puppet
12 59 (36.88%) Agile Software Development
12 59 (36.88%) DevOps
13 58 (36.25%) Amazon AWS
14 57 (35.63%) HTML
14 57 (35.63%) CSS
15 52 (32.50%) CentOS
16 50 (31.25%) Docker
17 47 (29.38%) Jenkins
17 47 (29.38%) LEMP Stack
18 45 (28.13%) E-Commerce
18 45 (28.13%) Firewall
19 44 (27.50%) Elasticsearch
20 42 (26.25%) Symfony
21 41 (25.63%) JavaScript
22 37 (23.13%) Opscode Chef
23 36 (22.50%) jQuery
23 36 (22.50%) Apache Solr
23 36 (22.50%) Node.js
24 35 (21.88%) Ruby

Varnish
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
1 113 (70.63%) Apache
2 78 (48.75%) nginx
3 44 (27.50%) Elasticsearch
4 36 (22.50%) Apache Solr
5 30 (18.75%) Drupal
6 28 (17.50%) IIS
7 19 (11.88%) OpenStack
8 12 (7.50%) Tomcat
9 9 (5.63%) Cloud Foundry
9 9 (5.63%) CloudStack
9 9 (5.63%) CMS
10 4 (2.50%) MS Exchange
11 3 (1.88%) ColdFusion
12 2 (1.25%) concrete5
12 2 (1.25%) ExpressionEngine
12 2 (1.25%) SAS
13 1 (0.63%) GlassFish
13 1 (0.63%) JBoss
13 1 (0.63%) lighttpd
Applications
1 2 (1.25%) Photoshop
Business Applications
1 9 (5.63%) Magento
Cloud Services
1 58 (36.25%) Amazon AWS
2 23 (14.38%) Google Cloud Platform
3 17 (10.63%) Amazon EC2
3 17 (10.63%) Amazon S3
4 15 (9.38%) Microsoft Azure
5 11 (6.88%) Cloud Computing
6 10 (6.25%) AWS CloudFormation
7 9 (5.63%) Virtual Private Cloud
8 8 (5.00%) Amazon ELB
8 8 (5.00%) Google App Engine
9 7 (4.38%) Rackspace Cloud
10 4 (2.50%) Fastly
11 3 (1.88%) Amazon SQS
11 3 (1.88%) AWS Lambda
12 2 (1.25%) IaaS
12 2 (1.25%) Sage Pay
13 1 (0.63%) Amazon CloudWatch
13 1 (0.63%) AWS Elastic Beanstalk
13 1 (0.63%) Datadog
13 1 (0.63%) Google Container Engine
Communications & Networking
1 45 (28.13%) Firewall
2 27 (16.88%) TCP/IP
3 26 (16.25%) VPN
4 14 (8.75%) VLAN
5 9 (5.63%) DNS
5 9 (5.63%) HTTP
5 9 (5.63%) OpenVPN
5 9 (5.63%) SSH
5 9 (5.63%) tcpdump
6 8 (5.00%) HTTPS
7 7 (4.38%) Cisco ASA
7 7 (4.38%) Cisco Nexus
7 7 (4.38%) Cisco PIX
7 7 (4.38%) SAN
8 3 (1.88%) DHCP
8 3 (1.88%) IMAP
8 3 (1.88%) iSCSI
9 2 (1.25%) IP Telephony
9 2 (1.25%) LDAP
9 2 (1.25%) SSL
Database & Business Intelligence
1 121 (75.63%) MySQL
2 74 (46.25%) Redis
3 29 (18.13%) PostgreSQL
4 27 (16.88%) MongoDB
5 24 (15.00%) SQL Server
6 17 (10.63%) Apache Cassandra
7 13 (8.13%) Hadoop
7 13 (8.13%) NoSQL
8 10 (6.25%) Big Data
9 9 (5.63%) Amazon RDS
9 9 (5.63%) MariaDB
10 7 (4.38%) InterSystems Cache
11 4 (2.50%) CouchDB
12 3 (1.88%) Amazon DynamoDB
12 3 (1.88%) Amazon Redshift
13 2 (1.25%) Relational Database
14 1 (0.63%) BigQuery
14 1 (0.63%) Couchbase
14 1 (0.63%) InfluxDB
14 1 (0.63%) RDBMS
Development Applications
1 86 (53.75%) Git (software)
2 47 (29.38%) Jenkins
3 32 (20.00%) Subversion
4 11 (6.88%) Atlassian Bamboo
5 7 (4.38%) JIRA
5 7 (4.38%) Sonatype Nexus
5 7 (4.38%) Vagrant
6 6 (3.75%) Travis CI
7 3 (1.88%) Mercurial
8 2 (1.25%) Appcelerator Titanium
8 2 (1.25%) Bitbucket
8 2 (1.25%) Bower
8 2 (1.25%) Grunt
8 2 (1.25%) gulp
9 1 (0.63%) Bugzilla
9 1 (0.63%) CircleCI
9 1 (0.63%) Maven
9 1 (0.63%) MSBuild
9 1 (0.63%) PHPUnit
9 1 (0.63%) TeamCity
General
1 13 (8.13%) Legal
2 11 (6.88%) Publishing
3 10 (6.25%) Retail
4 6 (3.75%) Marketing
5 5 (3.13%) Games
6 1 (0.63%) Digital Economy
6 1 (0.63%) Finance
Job Titles
1 64 (40.00%) Developer
2 39 (24.38%) PHP Developer
3 32 (20.00%) DevOps Engineer
4 24 (15.00%) Systems Administrator
5 23 (14.38%) Administrator
6 19 (11.88%) Web Developer
7 18 (11.25%) Linux Engineer
7 18 (11.25%) Systems Engineer
8 16 (10.00%) Lead Developer
8 16 (10.00%) Lead PHP Developer
9 14 (8.75%) Senior Developer
10 13 (8.13%) Cloud Engineer
11 12 (7.50%) Drupal Developer
11 12 (7.50%) Linux Systems Administrator
12 11 (6.88%) Full Stack Developer
12 11 (6.88%) Linux Administrator
12 11 (6.88%) PHP Drupal Developer
13 10 (6.25%) Infrastructure Engineer
14 9 (5.63%) Senior Web Developer
15 8 (5.00%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 71 (44.38%) LAMP
2 66 (41.25%) Memcached
3 57 (35.63%) CSS
3 57 (35.63%) HTML
4 47 (29.38%) LEMP Stack
5 42 (26.25%) Symfony
6 36 (22.50%) jQuery
6 36 (22.50%) Node.js
7 32 (20.00%) Web Services
8 22 (13.75%) SOAP
9 21 (13.13%) Sass
10 20 (12.50%) Laravel
11 19 (11.88%) REST
12 18 (11.25%) Ajax
12 18 (11.25%) Drush
12 18 (11.25%) RabbitMQ
13 17 (10.63%) LESS
14 16 (10.00%) React
15 14 (8.75%) CodeIgniter
15 14 (8.75%) Smarty
Miscellaneous
1 20 (12.50%) Computer Science
2 19 (11.88%) Data Centre
3 10 (6.25%) Mobile App
4 9 (5.63%) Private Cloud
5 8 (5.00%) Foreign Exchange (FX)
5 8 (5.00%) User Experience
6 7 (4.38%) Public Cloud
7 6 (3.75%) iPad
8 5 (3.13%) Algorithms
8 5 (3.13%) Analytical Skills
8 5 (3.13%) Data Structures
9 4 (2.50%) Virtual Team
10 3 (1.88%) Client/Server
11 1 (0.63%) Clustering
11 1 (0.63%) Linux Command Line
11 1 (0.63%) Wiki
Operating Systems
1 102 (63.75%) Linux
2 52 (32.50%) CentOS
3 31 (19.38%) Debian
4 27 (16.88%) Ubuntu
5 25 (15.63%) Windows
6 13 (8.13%) Windows Server
7 12 (7.50%) Windows Server 2008
7 12 (7.50%) Windows Server 2012
8 11 (6.88%) Unix
9 10 (6.25%) Red Hat Enterprise Linux
10 1 (0.63%) FreeBSD
Processes & Methodologies
1 59 (36.88%) Agile Software Development
1 59 (36.88%) DevOps
2 45 (28.13%) E-Commerce
3 28 (17.50%) MVC
4 26 (16.25%) Web Development
5 25 (15.63%) Configuration Management
6 24 (15.00%) Software Engineering
7 23 (14.38%) Continuous Integration
8 22 (13.75%) High Availability
8 22 (13.75%) Open Source
9 15 (9.38%) Test Automation
10 13 (8.13%) Business Intelligence
10 13 (8.13%) Front End Development
10 13 (8.13%) Load Balancing
10 13 (8.13%) Mentoring
11 12 (7.50%) SOA
11 12 (7.50%) Web Operations
12 10 (6.25%) Defect Management
12 10 (6.25%) Load Testing
12 10 (6.25%) Workflow
Programming Languages
1 104 (65.00%) PHP
2 65 (40.63%) Python
3 41 (25.63%) JavaScript
4 35 (21.88%) Ruby
5 34 (21.25%) Bash Shell
6 23 (14.38%) Perl
7 20 (12.50%) Go
8 15 (9.38%) Java
9 12 (7.50%) SQL
10 6 (3.75%) C++
10 6 (3.75%) PHP 7
11 5 (3.13%) Shell Script
12 4 (2.50%) PHP 5
13 2 (1.25%) PowerShell
14 1 (0.63%) C
Qualifications
1 15 (9.38%) Computer Science Degree
1 15 (9.38%) Degree
2 5 (3.13%) RHCE
3 4 (2.50%) CCNA
3 4 (2.50%) Cisco Certification
3 4 (2.50%) MCSE
3 4 (2.50%) Microsoft Certification
3 4 (2.50%) RHCSA
3 4 (2.50%) VMware Certified Professional (VCP)
4 1 (0.63%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 9 (5.63%) GCP
2 7 (4.38%) QA
3 1 (0.63%) PCI DSS
3 1 (0.63%) SLA
System Software
1 50 (31.25%) Docker
2 27 (16.88%) KVM
3 26 (16.25%) Hyper-V
4 12 (7.50%) Xen
5 9 (5.63%) VMware Infrastructure
6 7 (4.38%) iptables
7 6 (3.75%) LXC
8 5 (3.13%) Active Directory
8 5 (3.13%) Apache ZooKeeper
8 5 (3.13%) etcd
9 4 (2.50%) GlusterFS
9 4 (2.50%) NFS
9 4 (2.50%) Samba
10 3 (1.88%) BIND 9
10 3 (1.88%) Sendmail
10 3 (1.88%) vSphere
11 1 (0.63%) Postfix
11 1 (0.63%) PowerDNS
11 1 (0.63%) Squid
Systems Management
1 63 (39.38%) Puppet
2 37 (23.13%) Opscode Chef
3 29 (18.13%) HAProxy
4 28 (17.50%) Ansible
5 14 (8.75%) Kubernetes
5 14 (8.75%) logstash
5 14 (8.75%) Nagios
5 14 (8.75%) ZABBIX
6 9 (5.63%) Nmap
7 8 (5.00%) Cobbler
7 8 (5.00%) Graphite
7 8 (5.00%) Kibana
8 6 (3.75%) Consul
8 6 (3.75%) cPanel
8 6 (3.75%) Plesk
8 6 (3.75%) Terraform
9 5 (3.13%) Graylog
10 3 (1.88%) Ambari
11 2 (1.25%) Cacti
12 1 (0.63%) WMI
Vendors
1 29 (18.13%) Zend
2 27 (16.88%) Red Hat
3 15 (9.38%) VMware
4 11 (6.88%) Rackspace
5 10 (6.25%) Dell
5 10 (6.25%) SaltStack
6 9 (5.63%) Juniper
6 9 (5.63%) New Relic
7 8 (5.00%) Cisco
7 8 (5.00%) Google
8 7 (4.38%) HP
8 7 (4.38%) Microsoft
9 4 (2.50%) Citrix
9 4 (2.50%) Dell Compellent
9 4 (2.50%) EqualLogic
10 3 (1.88%) Palo Alto
11 2 (1.25%) Adobe
11 2 (1.25%) DataCore
11 2 (1.25%) Panasonic
11 2 (1.25%) PayPal
London
Montash
Salary: £50000 - £80000 per annum
Posted: 3 days ago
North West London
Frances Crick Group
Salary: Competitive with benefits, subject to skills and experience
Posted: 14 days ago
Manchester, Lancashire
UKFast
Salary: From £25,000 to £40,000 per annum depending on experience.
Posted: 13 days ago
Manchester
Recruitment Revolution Limited
Salary: Up to £30,000 + Excellent Company Benefits
Posted: 26 days ago