Period
to 10 December 2019

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Debian skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Debian over the 6 months to 10 December 2019 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.

Debian Linux
Central London > City of London
6 months to
10 Dec 2019
Same period 2018 Same period 2017
Rank 200 265 238
Rank change year-on-year +65 -27 -3
Contract jobs citing Debian 14 1 9
As % of all contract IT jobs advertised in the City of London 0.25% 0.014% 0.13%
As % of the Operating Systems category 1.36% 0.068% 0.63%
Number of daily rates quoted 13 0 9
City of London median daily rate £575 - £450
10th Percentile £528 - £425
90th Percentile £705 - £525
Central London median daily rate £563 £500 £450
% change year-on-year +12.50% +11.11% +12.50%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Debian is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for operating system skills.

All Operating Systems
City of London
Contract vacancies with a requirement for operating system skills 1,030 1,467 1,426
As % of all contract IT jobs advertised in the City of London 18.27% 20.55% 19.97%
Number of daily rates quoted 790 1,114 1,118
City of London median daily rate £466 £475 £483
Median daily rate % change year-on-year -1.84% -1.55% +4.32%
10th Percentile £163 £150 £213
90th Percentile £638 £638 £675
Central London median daily rate £450 £475 £475
% change year-on-year -5.26% - +5.56%
Number of hourly rates quoted 35 74 51
City of London median hourly rate £19.00 £18.70 £15.50
Median hourly rate % change year-on-year +1.60% +20.65% -18.42%
10th Percentile £12.22 £13.30 £11.25
90th Percentile £43.35 £25.17 £27.50
Central London median hourly rate £19.47 £18.70 £16.50
% change year-on-year +4.09% +13.33% -8.21%

Debian
Job Vacancy Trend in the City of London

Job postings citing Debian as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Debian in the City of London

Debian
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Debian in the City of London.

Contractor daily rate trend for Debian in the City of London

Debian
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Debian in the City of London over the 6 months to 10 December 2019.

Contractor daily rate histogram for Debian in the City of London

Debian
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Debian in the City of London.

Contractor hourly rate trend for Debian in the City of London

For the 6 months to 10 December 2019, IT contractor jobs citing Debian 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 City of London region with a requirement for Debian.

1 14 (100.00%) Linux
2 10 (71.43%) Windows
2 10 (71.43%) Ubuntu
3 9 (64.29%) Python
3 9 (64.29%) Java
3 9 (64.29%) Red Hat Enterprise Linux
4 8 (57.14%) Node.js
4 8 (57.14%) JavaScript
4 8 (57.14%) Ruby
5 7 (50.00%) Mac OS X
5 7 (50.00%) JIRA
5 7 (50.00%) DevOps
6 6 (42.86%) SABSA
6 6 (42.86%) Windows Server
6 6 (42.86%) NIST
6 6 (42.86%) ISO/IEC 27001
6 6 (42.86%) COBIT
6 6 (42.86%) OWASP
6 6 (42.86%) openSUSE
6 6 (42.86%) Git (software)
6 6 (42.86%) Vulnerability Management
6 6 (42.86%) Elasticsearch
6 6 (42.86%) AWS
6 6 (42.86%) Confluence
6 6 (42.86%) Adobe
6 6 (42.86%) Firewall
6 6 (42.86%) Information Security
6 6 (42.86%) Nessus
6 6 (42.86%) ITIL
7 5 (35.71%) Salesforce.com

Debian
Co-occurring IT Skills in the City of 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 6 (42.86%) Confluence
1 6 (42.86%) Elasticsearch
2 2 (14.29%) Apache Spark
2 2 (14.29%) JBoss
2 2 (14.29%) Jetty
2 2 (14.29%) Oracle Self-Service HR
2 2 (14.29%) Tomcat
2 2 (14.29%) WebLogic
Applications
1 2 (14.29%) Microsoft Excel
Cloud Services
1 6 (42.86%) AWS
2 5 (35.71%) GitHub
3 4 (28.57%) Amazon EC2
3 4 (28.57%) Amazon Glacier
3 4 (28.57%) Amazon S3
3 4 (28.57%) Amazon SQS
3 4 (28.57%) AWS CodeDeploy
3 4 (28.57%) AWS CodePipeline
3 4 (28.57%) AWS Lambda
3 4 (28.57%) Route 53
3 4 (28.57%) Serverless
4 2 (14.29%) Azure
5 1 (7.14%) GCP
5 1 (7.14%) SaaS
5 1 (7.14%) Stackdriver
Communications & Networking
1 6 (42.86%) Firewall
2 2 (14.29%) SSH
3 1 (7.14%) Cisco ASA
3 1 (7.14%) DHCP
3 1 (7.14%) DNS
3 1 (7.14%) FTP
3 1 (7.14%) HTTP
3 1 (7.14%) Network Security
3 1 (7.14%) SSL
Database & Business Intelligence
1 4 (28.57%) Amazon RDS
2 2 (14.29%) Hadoop
2 2 (14.29%) MongoDB
2 2 (14.29%) MySQL
2 2 (14.29%) Oracle Database
2 2 (14.29%) PostgreSQL
Development Applications
1 7 (50.00%) JIRA
2 6 (42.86%) Git (software)
3 3 (21.43%) Jenkins
3 3 (21.43%) Maven
4 2 (14.29%) Ant
4 2 (14.29%) Atlassian Bamboo
4 2 (14.29%) ClearCase
4 2 (14.29%) Cucumber
4 2 (14.29%) Eclipse
4 2 (14.29%) FishEye
4 2 (14.29%) Gradle
4 2 (14.29%) Hudson
4 2 (14.29%) IntelliJ
4 2 (14.29%) Leiningen
4 2 (14.29%) Mercurial
4 2 (14.29%) Poseidon for UML
4 2 (14.29%) Selenium
4 2 (14.29%) SonarQube
4 2 (14.29%) Subversion
4 2 (14.29%) Vagrant
General
1 3 (21.43%) Public Sector
2 1 (7.14%) Finance
Job Titles
1 4 (28.57%) DevOps Engineer
2 2 (14.29%) Architect
2 2 (14.29%) Enterprise Architect
3 1 (7.14%) AWS DevOps
3 1 (7.14%) AWS DevOps Engineer
3 1 (7.14%) AWS Engineer
3 1 (7.14%) Cloud Engineer
3 1 (7.14%) Consultant
3 1 (7.14%) Cybersecurity Consultant
3 1 (7.14%) Delivery Manager
3 1 (7.14%) Kubernetes Engineer
3 1 (7.14%) Platform Engineer
3 1 (7.14%) Security Consultant
3 1 (7.14%) Service Delivery Manager
3 1 (7.14%) Service Manager
Libraries, Frameworks & Software Standards
1 8 (57.14%) Node.js
2 4 (28.57%) Web Services
3 2 (14.29%) ActiveMQ
3 2 (14.29%) AngularJS
3 2 (14.29%) Apache Camel
3 2 (14.29%) GWT
3 2 (14.29%) Hibernate
3 2 (14.29%) HTML
3 2 (14.29%) HTML5
3 2 (14.29%) JMS
3 2 (14.29%) jQuery
3 2 (14.29%) JSON
3 2 (14.29%) Play Framework
3 2 (14.29%) RabbitMQ
3 2 (14.29%) React
3 2 (14.29%) Spring
3 2 (14.29%) STL
3 2 (14.29%) XML
Miscellaneous
1 4 (28.57%) Cloud Native
2 2 (14.29%) Derivative
2 2 (14.29%) User Experience
3 1 (7.14%) PKI
Operating Systems
1 14 (100.00%) Linux
2 10 (71.43%) Ubuntu
2 10 (71.43%) Windows
3 9 (64.29%) Red Hat Enterprise Linux
4 7 (50.00%) Mac OS X
5 6 (42.86%) openSUSE
5 6 (42.86%) Windows Server
6 4 (28.57%) Unix
7 3 (21.43%) CentOS
8 2 (14.29%) Android
8 2 (14.29%) Apple iOS
9 1 (7.14%) Mac OS
Processes & Methodologies
1 7 (50.00%) DevOps
2 6 (42.86%) Information Security
2 6 (42.86%) ITIL
2 6 (42.86%) OWASP
2 6 (42.86%) SABSA
2 6 (42.86%) Vulnerability Management
3 5 (35.71%) Stakeholder Engagement
3 5 (35.71%) Vulnerability Scanning
4 4 (28.57%) Continuous Integration
4 4 (28.57%) Immutable Infrastructure
4 4 (28.57%) Infrastructure as Code
4 4 (28.57%) Infrastructure Monitoring
4 4 (28.57%) Software Engineering
5 3 (21.43%) Microservices
6 2 (14.29%) Agile Software Development
6 2 (14.29%) Continuous Delivery
6 2 (14.29%) Deployment Automation
6 2 (14.29%) JVM Tuning
6 2 (14.29%) Scrum
6 2 (14.29%) TDD
Programming Languages
1 9 (64.29%) Java
1 9 (64.29%) Python
2 8 (57.14%) JavaScript
2 8 (57.14%) Ruby
3 3 (21.43%) Perl
4 2 (14.29%) Bash Shell
4 2 (14.29%) C++
4 2 (14.29%) Clojure
4 2 (14.29%) ClojureScript
4 2 (14.29%) Groovy
4 2 (14.29%) PL/SQL
4 2 (14.29%) Scala
4 2 (14.29%) SQL
4 2 (14.29%) T-SQL
4 2 (14.29%) VBA
5 1 (7.14%) C
5 1 (7.14%) PHP
5 1 (7.14%) PHP 4
5 1 (7.14%) PHP 5
Qualifications
1 5 (35.71%) Security Cleared
2 3 (21.43%) SC Cleared
3 2 (14.29%) AWS Certification
4 1 (7.14%) Degree
4 1 (7.14%) DV Cleared
Quality Assurance & Compliance
1 6 (42.86%) COBIT
1 6 (42.86%) ISO/IEC 27001
1 6 (42.86%) NIST
System Software
1 5 (35.71%) Docker
2 2 (14.29%) Active Directory
3 1 (7.14%) VMware ESXi
3 1 (7.14%) VMware Infrastructure
Systems Management
1 6 (42.86%) Nessus
2 5 (35.71%) HP Fortify
2 5 (35.71%) Kubernetes
2 5 (35.71%) Prometheus
2 5 (35.71%) Terraform
3 4 (28.57%) Kibana
3 4 (28.57%) Packer
4 3 (21.43%) Puppet
5 2 (14.29%) Salt
6 1 (7.14%) Ansible
6 1 (7.14%) Grafana
6 1 (7.14%) Opscode Chef
Vendors
1 6 (42.86%) Adobe
2 5 (35.71%) Qualys
2 5 (35.71%) Salesforce.com
3 4 (28.57%) Microsoft
4 2 (14.29%) Cloudera
4 2 (14.29%) Hortonworks
4 2 (14.29%) Oracle
4 2 (14.29%) Red Hat
4 2 (14.29%) Sybase
5 1 (7.14%) Apple
5 1 (7.14%) Cisco
5 1 (7.14%) Google
5 1 (7.14%) Meraki
5 1 (7.14%) VMware