Period
to 18 September 2021

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Varnish skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Varnish over the 6 months to 18 September 2021 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Varnish
England > London
6 months to
18 Sep 2021
Same period 2020 Same period 2019
Rank 552 359 574
Rank change year-on-year -193 +215 +58
Contract jobs citing Varnish 6 4 10
As % of all contract jobs advertised in London 0.018% 0.030% 0.026%
As % of the System Software category 0.13% 0.21% 0.17%
Number of daily rates quoted 5 2 9
10th Percentile £528 £469 £403
25th Percentile £550 £478 £413
Median daily rate (50th Percentile) £600 £513 £550
Median % change year-on-year +17.07% -6.82% +0.92%
75th Percentile £650 £553 £586
90th Percentile " £566 £592
England median daily rate £583 £513 £525
% change year-on-year +13.76% -2.38% +28.05%

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

All System Software Skills
London
Contract vacancies with a requirement for system software skills 4,569 1,929 5,988
As % of all contract IT jobs advertised in London 13.74% 14.37% 15.32%
Number of daily rates quoted 3,390 1,384 4,431
10th Percentile £347 £291 £200
25th Percentile £450 £413 £400
Median daily rate (50th Percentile) £547 £500 £513
Median % change year-on-year +9.45% -2.44% +2.50%
75th Percentile £638 £600 £600
90th Percentile £700 £668 £675
England median daily rate £500 £480 £475
% change year-on-year +4.17% +1.05% +5.56%
Number of hourly rates quoted 38 23 99
10th Percentile £15.00 £12.76 £12.76
25th Percentile £20.50 £16.69 £16.08
Median hourly rate £25.00 £25.00 £21.00
Median % change year-on-year - +19.05% +10.53%
75th Percentile £45.89 £42.25 £36.01
90th Percentile £53.92 £47.71 £50.00
England median hourly rate £17.00 £17.88 £16.00
% change year-on-year -4.90% +11.72% -

Varnish
Job Vacancy Trend in London

Job postings citing Varnish as a proportion of all IT jobs advertised in London.

Job vacancy trend for Varnish in London

Varnish
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Varnish in London.

Daily rate trend for Varnish in London

For the 6 months to 18 September 2021, IT contractor 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 contract job ads across the London region with a requirement for Varnish.

1 5 (83.33%) AWS
1 5 (83.33%) Docker
2 4 (66.67%) DevOps
2 4 (66.67%) New Relic
2 4 (66.67%) JIRA
2 4 (66.67%) CloudFront
2 4 (66.67%) Jenkins
2 4 (66.67%) Agile Software Development
2 4 (66.67%) Software Delivery
3 3 (50.00%) Swagger
3 3 (50.00%) Continuous Deployment
3 3 (50.00%) Amazon CloudWatch
3 3 (50.00%) BlazeMeter
3 3 (50.00%) Serverless
3 3 (50.00%) Accessibility
3 3 (50.00%) TDD
3 3 (50.00%) Banking
3 3 (50.00%) Lucene
3 3 (50.00%) Maven
3 3 (50.00%) Software Engineering
3 3 (50.00%) Adobe
3 3 (50.00%) Load Testing
3 3 (50.00%) Unit Testing
3 3 (50.00%) JMeter
3 3 (50.00%) Workflow
3 3 (50.00%) Finance
3 3 (50.00%) Java
3 3 (50.00%) JUnit
3 3 (50.00%) Akamai
3 3 (50.00%) Test Strategy

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 3 (50.00%) Adobe Experience Manager
1 3 (50.00%) Elasticsearch
2 2 (33.33%) nginx
3 1 (16.67%) Apache
3 1 (16.67%) Drupal
Cloud Services
1 5 (83.33%) AWS
2 4 (66.67%) CloudFront
3 3 (50.00%) Akamai
3 3 (50.00%) Amazon CloudWatch
3 3 (50.00%) BlazeMeter
3 3 (50.00%) Datadog
3 3 (50.00%) GCP
3 3 (50.00%) Serverless
3 3 (50.00%) Trello
4 1 (16.67%) Google Docs
4 1 (16.67%) Route 53
4 1 (16.67%) Slack
Communications & Networking
1 1 (16.67%) DNS
1 1 (16.67%) VPN
Database & Business Intelligence
1 1 (16.67%) Amazon RDS
1 1 (16.67%) MySQL
1 1 (16.67%) PostgreSQL
Development Applications
1 4 (66.67%) Jenkins
1 4 (66.67%) JIRA
2 3 (50.00%) JMeter
2 3 (50.00%) JUnit
2 3 (50.00%) Maven
3 2 (33.33%) Git (software)
4 1 (16.67%) CircleCI
4 1 (16.67%) Vagrant
General
1 3 (50.00%) Banking
1 3 (50.00%) Finance
2 1 (16.67%) Local Government
2 1 (16.67%) Public Sector
Job Titles
1 4 (66.67%) Developer
2 3 (50.00%) Java Developer
2 3 (50.00%) Senior Developer
2 3 (50.00%) Senior Java Developer
3 2 (33.33%) AWS Developer
4 1 (16.67%) AWS DevOps
4 1 (16.67%) AWS DevOps Engineer
4 1 (16.67%) AWS Engineer
4 1 (16.67%) Cloud Engineer
4 1 (16.67%) DevOps Engineer
4 1 (16.67%) Drupal Developer
4 1 (16.67%) Linux Engineer
4 1 (16.67%) Senior Cloud Engineer
4 1 (16.67%) Senior Linux Engineer
Libraries, Frameworks & Software Standards
1 3 (50.00%) Lucene
1 3 (50.00%) OSGi
1 3 (50.00%) RESTful
1 3 (50.00%) Swagger
2 1 (16.67%) Elastic Stack
2 1 (16.67%) LAMP
2 1 (16.67%) Web Services
Miscellaneous
1 1 (16.67%) Clustering
1 1 (16.67%) Legacy Systems
1 1 (16.67%) Linux Command Line
1 1 (16.67%) Public Cloud
Operating Systems
1 2 (33.33%) Linux
2 1 (16.67%) Debian
2 1 (16.67%) Red Hat Enterprise Linux
Processes & Methodologies
1 4 (66.67%) Agile Software Development
1 4 (66.67%) DevOps
1 4 (66.67%) Software Delivery
2 3 (50.00%) Continuous Deployment
2 3 (50.00%) Load Testing
2 3 (50.00%) Software Engineering
2 3 (50.00%) TDD
2 3 (50.00%) Test Strategy
2 3 (50.00%) Unit Testing
2 3 (50.00%) Workflow
3 2 (33.33%) Configuration Management
3 2 (33.33%) Infrastructure as Code
3 2 (33.33%) Migration
4 1 (16.67%) CRM
4 1 (16.67%) Deployment Automation
4 1 (16.67%) Full Stack Development
4 1 (16.67%) Immutable Infrastructure
4 1 (16.67%) OO
4 1 (16.67%) Project Delivery
4 1 (16.67%) Technical Architecture
Programming Languages
1 3 (50.00%) Java
2 1 (16.67%) PHP
2 1 (16.67%) Python
2 1 (16.67%) Shell Script
Qualifications
1 1 (16.67%) RHCSA
Quality Assurance & Compliance
1 3 (50.00%) Accessibility
2 1 (16.67%) QA
System Software
1 5 (83.33%) Docker
Systems Management
1 2 (33.33%) Kubernetes
2 1 (16.67%) Ansible
2 1 (16.67%) cPanel
2 1 (16.67%) Packer
2 1 (16.67%) Plesk
2 1 (16.67%) Puppet
2 1 (16.67%) Terraform
Vendors
1 4 (66.67%) New Relic
2 3 (50.00%) Adobe
3 1 (16.67%) Google
3 1 (16.67%) Red Hat