Period
to 15 January 2019

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 6 months to 15 January 2019 with a comparison to the same period in the previous 2 years.

Varnish
UK
6 months to
15 Jan 2019
Same period 2018 Same period 2017
Rank 1029 1108 990
Rank change year-on-year +79 -118 -46
Permanent jobs citing Varnish 81 66 207
As % of all permanent IT jobs advertised in the UK 0.054% 0.038% 0.12%
As % of the System Software category 0.35% 0.29% 0.96%
Number of salaries quoted 58 62 192
UK median annual salary £60,000 £55,000 £57,500
Median salary % change year-on-year +9.09% -4.35% +15.00%
10th Percentile £31,250 £32,625 £31,375
90th Percentile £85,575 £90,000 £72,375
UK excluding London median annual salary £65,000 £35,000 £50,000
% change year-on-year +85.71% -30.00% +33.33%

Varnish is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for system software skills.

All System Software Skills
UK
Permanent vacancies with a requirement for system software skills 23,422 22,485 21,528
As % of all permanent IT jobs advertised in the UK 15.50% 13.05% 12.29%
Number of salaries quoted 19,068 18,746 17,878
UK median annual salary £50,000 £45,000 £42,500
Median salary % change year-on-year +11.11% +5.88% +6.25%
10th Percentile £25,250 £24,000 £23,500
90th Percentile £82,500 £75,000 £72,500
UK excluding London median annual salary £42,500 £40,000 £37,500
% change year-on-year +6.25% +6.67% -

Varnish
Job Vacancy Trend

Job postings citing Varnish as a percentage of all IT jobs advertised.

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 6 months to 15 January 2019.

Salary histogram for Varnish in the UK

Varnish
Top 10 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 6 months to 15 January 2019. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +68 74 £65,000 +18.18% 17
London +39 49 £60,000 -5.88% 10
UK excluding London +63 31 £65,000 +85.71% 8
South East +47 16 £55,000 +10.00% 4
Wales +8 6 £33,750 -3.57% 1
West Midlands - 6 £65,000 -
Midlands - 6 £65,000 -
North of England +28 3 £55,000 +58.27% 2
North West +25 2 £55,000 +51.72% 2
Yorkshire +28 1 - -

For the 6 months to 15 January 2019, IT jobs citing Varnish also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for Varnish.

1 53 (65.43%) JavaScript
2 51 (62.96%) Docker
3 43 (53.09%) nginx
4 42 (51.85%) Linux
5 40 (49.38%) MySQL
5 40 (49.38%) Agile Software Development
6 39 (48.15%) Apache
6 39 (48.15%) Git (software)
6 39 (48.15%) DevOps
7 38 (46.91%) Elasticsearch
7 38 (46.91%) Python
7 38 (46.91%) PHP
8 36 (44.44%) Amazon AWS
9 32 (39.51%) Jenkins
10 30 (37.04%) Apache Solr
11 27 (33.33%) CSS
12 26 (32.10%) LAMP
13 25 (30.86%) Test Automation
13 25 (30.86%) Ansible
14 24 (29.63%) Web Services
14 24 (29.63%) HTML
14 24 (29.63%) LEMP Stack
15 22 (27.16%) React
15 22 (27.16%) Java
15 22 (27.16%) AngularJS
15 22 (27.16%) RESTful
16 21 (25.93%) Node.js
16 21 (25.93%) Ruby
17 19 (23.46%) Deployment Automation
18 18 (22.22%) Scrum

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 43 (53.09%) nginx
2 39 (48.15%) Apache
3 38 (46.91%) Elasticsearch
4 30 (37.04%) Apache Solr
5 18 (22.22%) Drupal
6 16 (19.75%) CMS
7 6 (7.41%) Adobe Experience Manager
8 5 (6.17%) IIS
9 3 (3.70%) Tomcat
9 3 (3.70%) uWSGI
10 1 (1.23%) Cloud Foundry
10 1 (1.23%) CloudStack
10 1 (1.23%) concrete5
10 1 (1.23%) Confluence
10 1 (1.23%) ExpressionEngine
10 1 (1.23%) OpenStack
10 1 (1.23%) WordPress
Applications
1 1 (1.23%) Adobe Illustrator
1 1 (1.23%) Photoshop
Business Applications
1 6 (7.41%) Magento
Cloud Services
1 36 (44.44%) Amazon AWS
2 18 (22.22%) GitHub
3 9 (11.11%) Microsoft Azure
3 9 (11.11%) npm
4 5 (6.17%) Amazon EC2
4 5 (6.17%) Google Cloud Platform
5 4 (4.94%) Amazon S3
6 3 (3.70%) Akamai
6 3 (3.70%) Amazon CloudWatch
6 3 (3.70%) AWS Lambda
6 3 (3.70%) Serverless
7 2 (2.47%) Amazon ELB
7 2 (2.47%) Amazon SQS
7 2 (2.47%) AWS CloudFormation
7 2 (2.47%) BlazeMeter
7 2 (2.47%) CloudFront
8 1 (1.23%) Amazon ElastiCache
8 1 (1.23%) IaaS
8 1 (1.23%) Route 53
8 1 (1.23%) Virtual Private Cloud
Communications & Networking
1 7 (8.64%) Intranet
2 6 (7.41%) Firewall
2 6 (7.41%) HTTP
3 5 (6.17%) DNS
4 4 (4.94%) SSL
5 3 (3.70%) TCP/IP
6 2 (2.47%) DHCP
6 2 (2.47%) FTP
6 2 (2.47%) Internet
6 2 (2.47%) SMTP
6 2 (2.47%) tcpdump
7 1 (1.23%) VLAN
Database & Business Intelligence
1 40 (49.38%) MySQL
2 17 (20.99%) Redis
3 13 (16.05%) MongoDB
4 12 (14.81%) NoSQL
5 8 (9.88%) PostgreSQL
5 8 (9.88%) SQL Server
6 7 (8.64%) Apache Cassandra
7 6 (7.41%) Data Warehouse
8 5 (6.17%) Relational Database
9 2 (2.47%) Amazon Aurora
9 2 (2.47%) Amazon RDS
9 2 (2.47%) CouchDB
9 2 (2.47%) MariaDB
10 1 (1.23%) Amazon DynamoDB
10 1 (1.23%) Hadoop
10 1 (1.23%) InterSystems Cache
Development Applications
1 39 (48.15%) Git (software)
2 32 (39.51%) Jenkins
3 18 (22.22%) Vagrant
4 15 (18.52%) Grunt
5 14 (17.28%) JIRA
6 12 (14.81%) Bitbucket
7 11 (13.58%) Atlassian Bamboo
7 11 (13.58%) Cucumber
7 11 (13.58%) gulp
7 11 (13.58%) Travis CI
8 10 (12.35%) TeamCity
9 9 (11.11%) Bower
10 6 (7.41%) Maven
11 5 (6.17%) Selenium
11 5 (6.17%) SonarQube
11 5 (6.17%) Subversion
12 4 (4.94%) JMeter
13 3 (3.70%) webpack
14 2 (2.47%) JUnit
14 2 (2.47%) Xdebug
General
1 11 (13.58%) Marketing
2 4 (4.94%) Publishing
3 3 (3.70%) Retail
4 2 (2.47%) Finance
5 1 (1.23%) Electronics
5 1 (1.23%) Legal
5 1 (1.23%) Manufacturing
5 1 (1.23%) Telecoms
Job Titles
1 41 (50.62%) Developer
2 17 (20.99%) DevOps Engineer
2 17 (20.99%) Senior Developer
3 12 (14.81%) Drupal Developer
4 9 (11.11%) PHP Developer
5 8 (9.88%) Principal Engineer
6 7 (8.64%) AWS Engineer
6 7 (8.64%) Junior
7 6 (7.41%) AWS DevOps
7 6 (7.41%) AWS DevOps Engineer
7 6 (7.41%) Full Stack Developer
7 6 (7.41%) Junior DevOps
7 6 (7.41%) Junior DevOps Engineer
7 6 (7.41%) Senior Full Stack Developer
8 5 (6.17%) AWS Infrastructure Engineer
8 5 (6.17%) Infrastructure Engineer
8 5 (6.17%) Magento Developer
8 5 (6.17%) Software Developer
9 4 (4.94%) Infrastructure Operations Engineer
9 4 (4.94%) PHP Drupal Developer
Libraries, Frameworks & Software Standards
1 27 (33.33%) CSS
2 26 (32.10%) LAMP
3 24 (29.63%) HTML
3 24 (29.63%) LEMP Stack
3 24 (29.63%) Web Services
4 22 (27.16%) AngularJS
4 22 (27.16%) React
4 22 (27.16%) RESTful
5 21 (25.93%) Node.js
6 16 (19.75%) jQuery
7 14 (17.28%) SOAP
8 13 (16.05%) REST
8 13 (16.05%) Symfony
9 12 (14.81%) VCL
10 11 (13.58%) Memcached
11 10 (12.35%) JSON
11 10 (12.35%) Twitter Bootstrap
12 8 (9.88%) Gherkin
12 8 (9.88%) Sass
13 7 (8.64%) Flask
Miscellaneous
1 5 (6.17%) Mobile App
1 5 (6.17%) User Experience
2 4 (4.94%) Client/Server
2 4 (4.94%) e-Learning
2 4 (4.94%) Replication
2 4 (4.94%) Social Media
2 4 (4.94%) Taxonomies
2 4 (4.94%) Video\Live Streaming
3 2 (2.47%) Analytical Skills
3 2 (2.47%) Distributed Denial-of-Service
3 2 (2.47%) Greenfield Project
3 2 (2.47%) Self-Motivation
4 1 (1.23%) Data Centre
4 1 (1.23%) Private Cloud
Operating Systems
1 42 (51.85%) Linux
2 14 (17.28%) Windows
3 4 (4.94%) CentOS
3 4 (4.94%) Windows Server
4 2 (2.47%) Red Hat Enterprise Linux
4 2 (2.47%) Unix
5 1 (1.23%) Debian
Processes & Methodologies
1 40 (49.38%) Agile Software Development
2 39 (48.15%) DevOps
3 25 (30.86%) Test Automation
4 19 (23.46%) Deployment Automation
5 18 (22.22%) Microservices
5 18 (22.22%) Scrum
6 17 (20.99%) Open Source
7 15 (18.52%) Continuous Integration
8 14 (17.28%) SEO
9 13 (16.05%) Workflow
10 12 (14.81%) Decision-Making
10 12 (14.81%) Software Engineering
11 11 (13.58%) E-Commerce
11 11 (13.58%) MVC
12 10 (12.35%) OOP
12 10 (12.35%) Project Management
12 10 (12.35%) TDD
13 9 (11.11%) OO
13 9 (11.11%) OO PHP
14 8 (9.88%) Performance Monitoring
Programming Languages
1 53 (65.43%) JavaScript
2 38 (46.91%) PHP
2 38 (46.91%) Python
3 22 (27.16%) Java
4 21 (25.93%) Ruby
5 17 (20.99%) SQL
6 11 (13.58%) Bash Shell
6 11 (13.58%) Shell Script
7 9 (11.11%) Perl
8 6 (7.41%) C++
8 6 (7.41%) Go
8 6 (7.41%) Java 8
9 4 (4.94%) C#
9 4 (4.94%) CoffeeScript
9 4 (4.94%) T-SQL
10 2 (2.47%) PHP 5
11 1 (1.23%) PowerShell
Qualifications
1 10 (12.35%) Degree
2 2 (2.47%) Computer Science Degree
Quality Assurance & Compliance
1 4 (4.94%) Data Quality
1 4 (4.94%) QA
System Software
1 51 (62.96%) Docker
2 4 (4.94%) Active Directory
3 3 (3.70%) KVM
3 3 (3.70%) QEMU
3 3 (3.70%) Xen
4 2 (2.47%) iptables
4 2 (2.47%) Virtual Machines
Systems Management
1 25 (30.86%) Ansible
2 14 (17.28%) Puppet
3 12 (14.81%) Kubernetes
4 10 (12.35%) Opscode Chef
5 7 (8.64%) Nagios
6 6 (7.41%) HAProxy
7 5 (6.17%) Terraform
8 4 (4.94%) Single Sign-On
9 2 (2.47%) Grafana
9 2 (2.47%) Graphite
9 2 (2.47%) Opsview
9 2 (2.47%) Packer
9 2 (2.47%) SELinux
10 1 (1.23%) cPanel
10 1 (1.23%) Graylog
10 1 (1.23%) logstash
10 1 (1.23%) Plesk
10 1 (1.23%) ZABBIX
Vendors
1 6 (7.41%) Adobe
2 5 (6.17%) Google
3 4 (4.94%) hybris
3 4 (4.94%) New Relic
3 4 (4.94%) Rackspace
4 2 (2.47%) Microsoft
4 2 (2.47%) MuleSoft
4 2 (2.47%) PagerDuty
4 2 (2.47%) Red Hat
4 2 (2.47%) Salesforce.com
4 2 (2.47%) VMware
5 1 (1.23%) Cadence
5 1 (1.23%) PayPal
5 1 (1.23%) SaltStack
5 1 (1.23%) SAP
5 1 (1.23%) WooCommerce
5 1 (1.23%) Zend