The following table provides summary statistics for permanent job vacancies advertised in London 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 26 June 2017 with a comparison to the same period in the previous 2 years.

Varnish
England / London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 549 576 496
Rank change year-on-year +27 -80  
Permanent jobs citing Varnish 64 62 174
As % of all permanent IT jobs advertised in London 0.17% 0.16% 0.39%
As % of the System Software category 1.27% 1.22% 3.51%
Number of salaries quoted 49 53 125
Median salary £53,750 £60,000 £50,000
Median salary % change year-on-year -10.41% +20.00%  
90% offered a salary of more than £42,500 £40,000 £42,500
10% offered a salary of more than £70,500 £75,000 £60,000
UK excluding London median salary £29,000 £45,000 £40,000
% change year-on-year -35.55% +12.50%  

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 advertised in London with a requirement for system software skills.

System Software Skills
London
Permanent job vacancies with a requirement for system software skills 5021 5098 4960
As % of all permanent IT job vacancies advertised in London 13.63% 12.92% 11.06%
Number of salaries quoted 4303 4474 4322
Median salary £55,000 £52,500 £47,500
Median salary % change year-on-year +4.76% +10.52%  
90% offered a salary of more than £30,000 £30,000 £29,500
10% offered a salary of more than £77,500 £72,500 £75,000
UK excluding London median salary £38,000 £39,000 £37,500
% change year-on-year -2.56% +4.00%  

Varnish
Job Vacancy Trend in London

The job posting trend of jobs advertised in London 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 London

Varnish
Salary Trend in London

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

Salary trend for Varnish in London

Varnish
Salary Histogram in London

The salary distribution of IT jobs citing Varnish in London over the 3 months to 26 June 2017.

Salary histogram for Varnish 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 26 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
City of London +34 9 £65,000 +54.76%
Surbiton - 8 £50,000 -
Kingston Upon Thames - 1 £50,000 -
Wimbledon - 1 £50,000 -
Varnish
England

For the 6 months to 26 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 across the London region with a requirement for Varnish.

1 90 (80.36%) PHP
2 84 (75.00%) MySQL
3 74 (66.07%) Apache
4 72 (64.29%) Git (software)
5 69 (61.61%) Redis
6 63 (56.25%) LAMP
7 61 (54.46%) Python
7 61 (54.46%) Memcached
8 58 (51.79%) Linux
9 51 (45.54%) Agile Software Development
10 50 (44.64%) DevOps
11 48 (42.86%) CSS
11 48 (42.86%) HTML
12 46 (41.07%) Amazon AWS
13 40 (35.71%) LEMP Stack
14 38 (33.93%) E-Commerce
14 38 (33.93%) Symfony
15 37 (33.04%) Puppet
16 36 (32.14%) Jenkins
16 36 (32.14%) nginx
17 35 (31.25%) Elasticsearch
18 34 (30.36%) Node.js
18 34 (30.36%) Docker
18 34 (30.36%) Ruby
19 32 (28.57%) jQuery
19 32 (28.57%) JavaScript
19 32 (28.57%) Web Services
20 31 (27.68%) Bash Shell
21 30 (26.79%) Firewall
21 30 (26.79%) Apache Solr

Varnish
Co-occurring 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 74 (66.07%) Apache
2 36 (32.14%) nginx
3 35 (31.25%) Elasticsearch
4 30 (26.79%) Apache Solr
5 28 (25.00%) Drupal
6 19 (16.96%) OpenStack
7 17 (15.18%) IIS
8 10 (8.93%) Tomcat
9 9 (8.04%) Cloud Foundry
9 9 (8.04%) CloudStack
10 4 (3.57%) CMS
Cloud Services
1 46 (41.07%) Amazon AWS
2 16 (14.29%) Google Cloud Platform
2 16 (14.29%) Microsoft Azure
3 10 (8.93%) Amazon EC2
3 10 (8.93%) Amazon S3
3 10 (8.93%) AWS CloudFormation
4 9 (8.04%) Virtual Private Cloud
5 8 (7.14%) Cloud Computing
6 7 (6.25%) Rackspace Cloud
7 4 (3.57%) Fastly
8 3 (2.68%) Amazon SQS
8 3 (2.68%) AWS Lambda
9 1 (0.89%) Akamai
9 1 (0.89%) Amazon CloudWatch
9 1 (0.89%) Amazon ELB
9 1 (0.89%) AWS Elastic Beanstalk
9 1 (0.89%) Datadog
9 1 (0.89%) G Suite
9 1 (0.89%) Google App Engine
9 1 (0.89%) IaaS
Communications & Networking
1 30 (26.79%) Firewall
2 22 (19.64%) TCP/IP
3 14 (12.50%) VLAN
4 9 (8.04%) SSH
4 9 (8.04%) tcpdump
4 9 (8.04%) VPN
5 8 (7.14%) DNS
5 8 (7.14%) HTTP
5 8 (7.14%) HTTPS
6 1 (0.89%) SSL
Database & Business Intelligence
1 84 (75.00%) MySQL
2 69 (61.61%) Redis
3 21 (18.75%) PostgreSQL
4 17 (15.18%) MongoDB
5 13 (11.61%) Hadoop
6 12 (10.71%) SQL Server
7 10 (8.93%) Apache Cassandra
7 10 (8.93%) Big Data
8 9 (8.04%) Amazon RDS
8 9 (8.04%) MariaDB
9 7 (6.25%) InterSystems Cache
9 7 (6.25%) NoSQL
10 3 (2.68%) Amazon DynamoDB
10 3 (2.68%) Amazon Redshift
11 1 (0.89%) BigQuery
11 1 (0.89%) CouchDB
11 1 (0.89%) Relational Database
Development Applications
1 72 (64.29%) Git (software)
2 36 (32.14%) Jenkins
3 26 (23.21%) Subversion
4 10 (8.93%) Atlassian Bamboo
5 7 (6.25%) Travis CI
6 6 (5.36%) JIRA
7 1 (0.89%) CircleCI
7 1 (0.89%) TeamCity
General
1 13 (11.61%) Legal
2 11 (9.82%) Publishing
3 8 (7.14%) Retail
4 5 (4.46%) Games
5 3 (2.68%) Marketing
6 1 (0.89%) Digital Economy
Job Titles
1 54 (48.21%) Developer
2 32 (28.57%) DevOps Engineer
3 29 (25.89%) PHP Developer
4 16 (14.29%) Lead Developer
4 16 (14.29%) Lead PHP Developer
4 16 (14.29%) Web Developer
5 14 (12.50%) Linux Engineer
6 12 (10.71%) Drupal Developer
6 12 (10.71%) Senior Developer
7 11 (9.82%) PHP Drupal Developer
8 10 (8.93%) Full Stack Developer
9 9 (8.04%) Cloud Engineer
9 9 (8.04%) Senior Web Developer
9 9 (8.04%) Systems Administrator
10 8 (7.14%) Administrator
10 8 (7.14%) Linux DevOps Engineer
10 8 (7.14%) Linux/Unix DevOps
10 8 (7.14%) Systems Engineer
11 7 (6.25%) DevOps Administrator
11 7 (6.25%) DevOps Systems Engineer
Libraries, Frameworks & Software Standards
1 63 (56.25%) LAMP
2 61 (54.46%) Memcached
3 48 (42.86%) CSS
3 48 (42.86%) HTML
4 40 (35.71%) LEMP Stack
5 38 (33.93%) Symfony
6 34 (30.36%) Node.js
7 32 (28.57%) jQuery
7 32 (28.57%) Web Services
8 20 (17.86%) Laravel
9 18 (16.07%) Drush
9 18 (16.07%) REST
9 18 (16.07%) SOAP
10 16 (14.29%) React
11 15 (13.39%) LESS
11 15 (13.39%) Sass
12 14 (12.50%) Ajax
12 14 (12.50%) CodeIgniter
12 14 (12.50%) Smarty
12 14 (12.50%) XHTML
Miscellaneous
1 20 (17.86%) Computer Science
2 9 (8.04%) Private Cloud
3 8 (7.14%) Foreign Exchange (FX)
4 6 (5.36%) User Experience
5 5 (4.46%) Algorithms
5 5 (4.46%) Analytical Skills
5 5 (4.46%) Data Centre
5 5 (4.46%) Data Structures
5 5 (4.46%) Mobile App
6 4 (3.57%) Virtual Team
7 1 (0.89%) Linux Command Line
Operating Systems
1 58 (51.79%) Linux
2 25 (22.32%) CentOS
3 13 (11.61%) Windows
4 12 (10.71%) Ubuntu
5 11 (9.82%) Debian
6 10 (8.93%) Unix
7 9 (8.04%) Red Hat Enterprise Linux
8 1 (0.89%) Windows Server
8 1 (0.89%) Windows Server 2008
8 1 (0.89%) Windows Server 2012
Processes & Methodologies
1 51 (45.54%) Agile Software Development
2 50 (44.64%) DevOps
3 38 (33.93%) E-Commerce
4 25 (22.32%) MVC
5 22 (19.64%) Continuous Integration
6 21 (18.75%) Software Engineering
6 21 (18.75%) Web Development
7 13 (11.61%) Business Intelligence
7 13 (11.61%) Configuration Management
8 12 (10.71%) Web Operations
9 11 (9.82%) Front End Development
9 11 (9.82%) Open Source
9 11 (9.82%) SOA
10 10 (8.93%) Defect Management
10 10 (8.93%) Load Testing
10 10 (8.93%) Performance Analysis
10 10 (8.93%) Test Automation
10 10 (8.93%) Workflow
11 9 (8.04%) High Availability
11 9 (8.04%) Performance Metrics
Programming Languages
1 90 (80.36%) PHP
2 61 (54.46%) Python
3 34 (30.36%) Ruby
4 32 (28.57%) JavaScript
5 31 (27.68%) Bash Shell
6 20 (17.86%) Go
6 20 (17.86%) Perl
7 14 (12.50%) Java
8 8 (7.14%) SQL
9 7 (6.25%) PHP 7
10 6 (5.36%) C++
11 4 (3.57%) PHP 5
12 1 (0.89%) C
12 1 (0.89%) PowerShell
Qualifications
1 15 (13.39%) Computer Science Degree
1 15 (13.39%) Degree
2 1 (0.89%) ITIL Foundation Certificate
2 1 (0.89%) RHCE
Quality Assurance & Compliance
1 9 (8.04%) GCP
2 7 (6.25%) QA
3 1 (0.89%) SLA
System Software
1 34 (30.36%) Docker
2 9 (8.04%) KVM
3 8 (7.14%) VMware Infrastructure
4 7 (6.25%) LXC
5 5 (4.46%) Apache ZooKeeper
5 5 (4.46%) etcd
6 1 (0.89%) PowerDNS
Systems Management
1 37 (33.04%) Puppet
2 26 (23.21%) Opscode Chef
3 24 (21.43%) Ansible
4 17 (15.18%) HAProxy
5 10 (8.93%) Kubernetes
6 9 (8.04%) Nmap
7 8 (7.14%) Graphite
8 7 (6.25%) logstash
8 7 (6.25%) ZABBIX
9 6 (5.36%) Consul
9 6 (5.36%) Terraform
10 5 (4.46%) Graylog
11 3 (2.68%) Ambari
12 1 (0.89%) CFEngine
12 1 (0.89%) Grafana
12 1 (0.89%) Kibana
12 1 (0.89%) Mesos
12 1 (0.89%) Nagios
12 1 (0.89%) Salt
12 1 (0.89%) StatsD
Vendors
1 24 (21.43%) Zend
2 10 (8.93%) SaltStack
3 9 (8.04%) VMware
4 8 (7.14%) Google
4 8 (7.14%) Microsoft
4 8 (7.14%) Red Hat
5 7 (6.25%) Rackspace
6 1 (0.89%) Cisco
6 1 (0.89%) Dell
6 1 (0.89%) Juniper
6 1 (0.89%) New Relic
6 1 (0.89%) Oracle
6 1 (0.89%) RightScale
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