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 23 May 2017 with a comparison to the same period in the previous 2 years.

Varnish
UK
3 months to
23 May 2017
Same period 2016 Same period 2015
Rank 790 835 782
Rank change year-on-year +45 -53  
Permanent jobs citing Varnish 73 104 185
As % of all permanent IT jobs advertised in the UK 0.086% 0.11% 0.17%
As % of the System Software category 0.68% 0.84% 1.42%
Number of salaries quoted 58 97 153
Median salary £52,500 £55,000 £50,000
Median salary % change year-on-year -4.54% +10.00%  
90% offered a salary of more than £33,800 £40,000 £40,000
10% offered a salary of more than £65,000 £70,000 £60,000
UK excluding London median salary £42,500 £40,000 £45,000
% change year-on-year +6.25% -11.11%  

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 10733 12404 13060
As % of all permanent IT job vacancies advertised in the UK 12.60% 12.59% 12.07%
Number of salaries quoted 9065 10497 10780
Median salary £42,500 £42,500 £42,000
Median salary % change year-on-year - +1.19%  
90% offered a salary of more than £26,000 £25,000 £25,000
10% offered a salary of more than £70,000 £65,000 £65,000
UK excluding London median salary £38,000 £38,000 £37,500
% change year-on-year - +1.33%  

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 23 May 2017.

Salary histogram for Varnish in the UK

Varnish
Top 26 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 23 May 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 +31 72 £52,500 -4.54% 10
London +24 54 £52,500 -12.50% 6
South East +66 9 £60,000 +50.00%
Berkshire +35 9 £60,000 +50.00%
Surbiton - 8 £50,000 - 1
City of London +33 7 £65,000 +62.50%
Reading +25 7 £60,000 +50.00%
Yorkshire +19 4 £29,000 -42.00% 2
North West -33 3 £26,000 -45.26%
East Yorkshire - 3 £29,000 -
Goole - 3 £29,000 -
Manchester -26 2 £26,000 -49.26%
Slough - 2 £61,250 -
East Midlands +15 1 £35,000 -26.31% 1
Hertfordshire +11 1 £52,500 +10.52%
East of England +11 1 £52,500 +10.52%
Leicestershire +5 1 £35,000 -26.31%
Leicester -2 1 £35,000 -26.31%
Sheffield -6 1 £25,000 -50.00%
South Yorkshire -10 1 £25,000 -50.00%
Wimbledon - 1 £50,000 -
Scotland - 1 £38,500 -
Cheshire - 1 £60,000 -
Warrington - 1 £60,000 -
Kingston Upon Thames - 1 £50,000 -
Edinburgh - 1 £38,500 -

For the 6 months to 23 May 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.

1 117 (74.52%) MySQL
2 111 (70.70%) PHP
2 111 (70.70%) Apache
3 100 (63.69%) Linux
4 81 (51.59%) Git (software)
5 73 (46.50%) nginx
5 73 (46.50%) Redis
5 73 (46.50%) LAMP
6 60 (38.22%) HTML
6 60 (38.22%) CSS
7 59 (37.58%) Memcached
8 58 (36.94%) Puppet
9 56 (35.67%) CentOS
10 53 (33.76%) Python
10 53 (33.76%) Agile Software Development
11 51 (32.48%) E-Commerce
11 51 (32.48%) DevOps
12 47 (29.94%) LEMP Stack
12 47 (29.94%) Amazon AWS
13 46 (29.30%) JavaScript
14 44 (28.03%) Jenkins
15 39 (24.84%) Elasticsearch
16 37 (23.57%) Apache Solr
17 35 (22.29%) Symfony
17 35 (22.29%) Firewall
17 35 (22.29%) Web Services
18 34 (21.66%) Docker
19 33 (21.02%) Red Hat
19 33 (21.02%) Zend
19 33 (21.02%) jQuery

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
1 111 (70.70%) Apache
2 73 (46.50%) nginx
3 39 (24.84%) Elasticsearch
4 37 (23.57%) Apache Solr
5 27 (17.20%) IIS
6 24 (15.29%) Drupal
7 16 (10.19%) Tomcat
8 14 (8.92%) CMS
9 9 (5.73%) OpenStack
10 6 (3.82%) concrete5
10 6 (3.82%) ExpressionEngine
11 4 (2.55%) MS Exchange
12 1 (0.64%) ColdFusion
12 1 (0.64%) GlassFish
12 1 (0.64%) JBoss
12 1 (0.64%) lighttpd
12 1 (0.64%) SAS
Applications
1 6 (3.82%) Photoshop
Business Applications
1 13 (8.28%) Magento
Cloud Services
1 47 (29.94%) Amazon AWS
2 16 (10.19%) Amazon EC2
2 16 (10.19%) Amazon S3
3 15 (9.55%) Cloud Computing
4 13 (8.28%) Google Cloud Platform
5 11 (7.01%) AWS CloudFormation
6 10 (6.37%) Microsoft Azure
7 8 (5.10%) Amazon ELB
7 8 (5.10%) Google App Engine
7 8 (5.10%) Virtual Private Cloud
8 6 (3.82%) Sage Pay
9 5 (3.18%) Rackspace Cloud
10 4 (2.55%) Fastly
11 3 (1.91%) Amazon SQS
11 3 (1.91%) AWS Lambda
12 2 (1.27%) IaaS
13 1 (0.64%) AWS Elastic Beanstalk
13 1 (0.64%) Datadog
13 1 (0.64%) G Suite
13 1 (0.64%) Google Container Engine
Communications & Networking
1 35 (22.29%) Firewall
2 25 (15.92%) TCP/IP
3 23 (14.65%) VPN
4 18 (11.46%) DNS
5 11 (7.01%) HTTP
6 10 (6.37%) OpenVPN
7 8 (5.10%) HTTPS
7 8 (5.10%) SSH
7 8 (5.10%) tcpdump
7 8 (5.10%) VLAN
8 7 (4.46%) Cisco ASA
8 7 (4.46%) Cisco Nexus
8 7 (4.46%) Cisco PIX
8 7 (4.46%) SAN
9 4 (2.55%) Internet
10 3 (1.91%) Broadband
10 3 (1.91%) IPsec
10 3 (1.91%) Junos
11 2 (1.27%) DHCP
11 2 (1.27%) iSCSI
Database & Business Intelligence
1 117 (74.52%) MySQL
2 73 (46.50%) Redis
3 24 (15.29%) SQL Server
4 22 (14.01%) PostgreSQL
5 21 (13.38%) MongoDB
6 17 (10.83%) NoSQL
7 10 (6.37%) Big Data
8 8 (5.10%) Amazon RDS
8 8 (5.10%) Apache Cassandra
8 8 (5.10%) CouchDB
9 5 (3.18%) InterSystems Cache
10 4 (2.55%) Hadoop
11 3 (1.91%) Amazon DynamoDB
11 3 (1.91%) Amazon Redshift
11 3 (1.91%) Relational Database
12 1 (0.64%) BigQuery
12 1 (0.64%) Couchbase
12 1 (0.64%) InfluxDB
12 1 (0.64%) RDBMS
Development Applications
1 81 (51.59%) Git (software)
2 44 (28.03%) Jenkins
3 31 (19.75%) Subversion
4 11 (7.01%) Travis CI
5 8 (5.10%) Vagrant
6 7 (4.46%) Sonatype Nexus
7 6 (3.82%) Appcelerator Titanium
7 6 (3.82%) Atlassian Bamboo
7 6 (3.82%) Bower
7 6 (3.82%) Grunt
7 6 (3.82%) gulp
8 5 (3.18%) JIRA
9 4 (2.55%) Mercurial
10 2 (1.27%) Bitbucket
11 1 (0.64%) Bugzilla
11 1 (0.64%) CircleCI
11 1 (0.64%) Maven
11 1 (0.64%) MSBuild
11 1 (0.64%) PHPUnit
11 1 (0.64%) TeamCity
General
1 16 (10.19%) Retail
2 14 (8.92%) Publishing
3 6 (3.82%) Legal
3 6 (3.82%) Marketing
4 5 (3.18%) Games
5 1 (0.64%) Advertising
5 1 (0.64%) Finance
Job Titles
1 62 (39.49%) Developer
2 40 (25.48%) PHP Developer
3 30 (19.11%) DevOps Engineer
4 26 (16.56%) Systems Administrator
5 25 (15.92%) Administrator
6 18 (11.46%) Linux Engineer
7 17 (10.83%) Systems Engineer
7 17 (10.83%) Web Developer
8 16 (10.19%) Lead Developer
8 16 (10.19%) Lead PHP Developer
9 14 (8.92%) Senior Developer
10 13 (8.28%) Linux Systems Administrator
11 12 (7.64%) Cloud Engineer
11 12 (7.64%) Full Stack Developer
11 12 (7.64%) Linux Administrator
12 10 (6.37%) Infrastructure Engineer
13 9 (5.73%) Senior Web Developer
14 8 (5.10%) Drupal Developer
14 8 (5.10%) Linux DevOps Engineer
14 8 (5.10%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 73 (46.50%) LAMP
2 60 (38.22%) CSS
2 60 (38.22%) HTML
3 59 (37.58%) Memcached
4 47 (29.94%) LEMP Stack
5 35 (22.29%) Symfony
5 35 (22.29%) Web Services
6 33 (21.02%) jQuery
6 33 (21.02%) Node.js
7 23 (14.65%) Ajax
8 21 (13.38%) Laravel
8 21 (13.38%) Sass
9 19 (12.10%) RabbitMQ
9 19 (12.10%) XML
10 18 (11.46%) SOAP
10 18 (11.46%) XHTML
11 17 (10.83%) RESTful
12 16 (10.19%) LESS
12 16 (10.19%) React
12 16 (10.19%) REST
Miscellaneous
1 19 (12.10%) Computer Science
2 14 (8.92%) Mobile App
3 13 (8.28%) Data Centre
4 10 (6.37%) User Experience
5 7 (4.46%) Foreign Exchange (FX)
5 7 (4.46%) Public Cloud
6 6 (3.82%) iPad
7 5 (3.18%) Algorithms
7 5 (3.18%) Analytical Skills
7 5 (3.18%) Data Structures
8 4 (2.55%) Virtual Team
9 1 (0.64%) Client/Server
9 1 (0.64%) Clustering
9 1 (0.64%) Wiki
Operating Systems
1 100 (63.69%) Linux
2 56 (35.67%) CentOS
3 29 (18.47%) Debian
4 27 (17.20%) Ubuntu
5 23 (14.65%) Windows
6 17 (10.83%) Windows Server
7 12 (7.64%) Windows Server 2008
7 12 (7.64%) Windows Server 2012
8 10 (6.37%) Red Hat Enterprise Linux
9 1 (0.64%) FreeBSD
9 1 (0.64%) Unix
Processes & Methodologies
1 53 (33.76%) Agile Software Development
2 51 (32.48%) DevOps
2 51 (32.48%) E-Commerce
3 30 (19.11%) Web Development
4 28 (17.83%) MVC
4 28 (17.83%) Open Source
5 26 (16.56%) Software Engineering
6 21 (13.38%) Continuous Integration
7 19 (12.10%) High Availability
8 17 (10.83%) Front End Development
9 13 (8.28%) Configuration Management
9 13 (8.28%) Load Balancing
9 13 (8.28%) Mentoring
9 13 (8.28%) SOA
10 12 (7.64%) Test Automation
10 12 (7.64%) Web Operations
11 11 (7.01%) Continuous Deployment
12 10 (6.37%) Change Control
12 10 (6.37%) Defect Management
12 10 (6.37%) Workflow
Programming Languages
1 111 (70.70%) PHP
2 53 (33.76%) Python
3 46 (29.30%) JavaScript
4 24 (15.29%) Bash Shell
5 22 (14.01%) Ruby
6 21 (13.38%) Perl
7 20 (12.74%) Java
8 19 (12.10%) Go
9 12 (7.64%) SQL
10 10 (6.37%) PHP 7
11 6 (3.82%) C++
12 5 (3.18%) PHP 5
13 4 (2.55%) C#
14 3 (1.91%) Shell Script
15 2 (1.27%) Korn
15 2 (1.27%) PowerShell
16 1 (0.64%) Scala
Qualifications
1 14 (8.92%) Degree
2 6 (3.82%) RHCE
3 4 (2.55%) CCNA
3 4 (2.55%) Cisco Certification
3 4 (2.55%) MCSE
3 4 (2.55%) Microsoft Certification
3 4 (2.55%) RHCSA
3 4 (2.55%) VMware Certified Professional (VCP)
4 1 (0.64%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 2 (1.27%) QA
2 1 (0.64%) GCP
2 1 (0.64%) GDPR
2 1 (0.64%) PCI DSS
System Software
1 34 (21.66%) Docker
2 27 (17.20%) KVM
3 26 (16.56%) Hyper-V
4 14 (8.92%) Xen
5 11 (7.01%) LXC
6 9 (5.73%) VMware Infrastructure
7 5 (3.18%) Active Directory
7 5 (3.18%) Apache ZooKeeper
7 5 (3.18%) etcd
8 2 (1.27%) iptables
8 2 (1.27%) NFS
8 2 (1.27%) Samba
8 2 (1.27%) Squid
9 1 (0.64%) BIND 9
9 1 (0.64%) GlusterFS
9 1 (0.64%) Postfix
9 1 (0.64%) PowerDNS
9 1 (0.64%) Sendmail
9 1 (0.64%) vSphere
Systems Management
1 58 (36.94%) Puppet
2 30 (19.11%) Opscode Chef
3 19 (12.10%) Ansible
4 17 (10.83%) Nagios
5 16 (10.19%) HAProxy
6 9 (5.73%) logstash
6 9 (5.73%) ZABBIX
7 8 (5.10%) Cobbler
7 8 (5.10%) Kibana
7 8 (5.10%) Nmap
8 7 (4.46%) cPanel
8 7 (4.46%) Plesk
9 5 (3.18%) Consul
9 5 (3.18%) Terraform
10 3 (1.91%) Ambari
10 3 (1.91%) Graphite
11 2 (1.27%) Cacti
12 1 (0.64%) CFEngine
12 1 (0.64%) Salt
12 1 (0.64%) WMI
Vendors
1 33 (21.02%) Red Hat
1 33 (21.02%) Zend
2 16 (10.19%) VMware
3 15 (9.55%) Microsoft
4 9 (5.73%) Dell
4 9 (5.73%) Juniper
4 9 (5.73%) New Relic
5 8 (5.10%) Cisco
6 7 (4.46%) HP
7 6 (3.82%) Adobe
7 6 (3.82%) Google
7 6 (3.82%) PayPal
7 6 (3.82%) Rackspace
8 4 (2.55%) Citrix
8 4 (2.55%) Dell Compellent
8 4 (2.55%) EqualLogic
9 2 (1.27%) Panasonic
9 2 (1.27%) Splunk
10 1 (0.64%) RightScale
10 1 (0.64%) SaltStack
London
Function 22
Salary: £30000 - £55000 Per Annum & package
Posted: 6 hours ago
London
Function 22
Salary: £30000 - £55000 Per Annum & package
Posted: 6 hours ago
London
Montash
Salary: £50000.00 - £80000 per annum
Posted: 9 hours ago
Surbiton, Surrey
TUI Group Careers
Salary: Competitive
Posted: Yesterday
Newark, Nottinghamshire
Rebel Recruitment
Salary: From £30,000 to £40,000 per annum great benefits.
Posted: Yesterday
York
FRG Technology Consulting
Salary: £30000 - £40000 per annum
Posted: 4 days ago
York, North Yorkshire
Ampersand Consulting
Salary: £35000 - £45000 per annum + Fantastic Benefits
Posted: 4 days ago
London
Venturi
Salary: £45000 - £50000 per annum + Benefits
Posted: 11 days ago
Rugby, Warwickshire
Propeller Communications
Salary: From £28,000 to £35,000 per annum (Plus £500 quarterly bonus)
Posted: 20 days ago
London
Venturi
Salary: £45000 - £50000 per annum + benefits
Posted: 26 days ago