The following table provides summary statistics for contract job vacancies with a requirement for Debian skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Debian over the 3 months to 29 April 2017 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
UK
3 months to
29 Apr 2017
Same period 2016 Same period 2015
Rank 538 602 577
Rank change year-on-year +64 -25  
Contract jobs citing Debian 58 47 65
As % of all contract IT jobs advertised in the UK 0.12% 0.084% 0.12%
As % of the Operating Systems category 0.60% 0.38% 0.53%
Number of daily rates quoted 53 34 52
Median daily rate £445 £450 £350
Median daily rate % change year-on-year -1.11% +28.57%  
90% offered a daily rate of more than £325 £362 £241
10% offered a daily rate of more than £550 £575 £500
UK excluding London median daily rate £435 £425 £325
% change year-on-year +2.35% +30.76%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Debian is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for operating system skills.

Contract Operating System Skills
UK
Contract job vacancies with a requirement for operating system skills 9669 12515 12312
As % of all contract IT job vacancies advertised in the UK 20.52% 22.40% 22.08%
Number of daily rates quoted 6146 7815 6992
Median daily rate £410 £388 £360
Median daily rate % change year-on-year +5.80% +7.63%  
90% offered a daily rate of more than £175 £200 £170
10% offered a daily rate of more than £550 £535 £525
UK excluding London median daily rate £388 £363 £338
% change year-on-year +6.89% +7.40%  
Number of hourly rates quoted 563 685 996
Median hourly rate £16.00 £16.50 £16.20
Median hourly rate % change year-on-year -3.03% +1.85%  
90% offered a hourly rate of more than £11.00 £11.50 £11.00
10% offered a hourly rate of more than £47.00 £43.00 £37.50
UK excluding London median hourly rate £15.50 £17.00 £15.85
% change year-on-year -8.82% +7.25%  

Debian
Job Vacancy Trend

The job posting trend of jobs advertised citing Debian as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for Debian in the UK

Debian
Contractor Daily Rate Trend

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

Contractor daily rate trend for Debian in the UK

Debian
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Debian over the 3 months to 29 April 2017.

Contractor daily rate histogram for Debian in the UK

Debian
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for Debian in the UK

Debian
Top 28 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Debian within the UK over the 3 months to 29 April 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +38 47 £425 -5.55% 35
South East +37 29 £401 -11.00% 9
Hampshire - 15 £401 - 2
London +17 12 £500 +8.04% 11
Berkshire +31 8 £513 +2.50% 3
Reading +29 8 £513 +2.50% 2
Wales - 7 £525 -
South West +8 5 £500 +58.73% 3
Swansea - 5 £500 -
West Wales - 5 £500 -
Scotland - 4 £313 - 1
Edinburgh - 4 £313 - 1
Bristol - 3 £500 - 1
Oxfordshire - 3 £500 -
Oxford - 3 £500 -
Southampton - 2 £425 -
South Wales - 2 £525 -
Gloucestershire +5 1 - -
Brighton +3 1 - - 2
East Sussex +2 1 - - 2
City of London -12 1 £325 -31.57% 2
Milton Keynes - 1 £300 -
Derby - 1 £375 -
Crawley - 1 £375 -
Derbyshire - 1 £375 -
Buckinghamshire - 1 £300 -
West Sussex - 1 £375 - 1
East Midlands - 1 £375 -

For the 6 months to 29 April 2017, IT contractor jobs citing Debian also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Debian.

1 108 (100.00%) Linux
2 73 (67.59%) Red Hat Enterprise Linux
3 62 (57.41%) Ubuntu
4 56 (51.85%) Python
5 53 (49.07%) Ansible
6 51 (47.22%) DevOps
7 47 (43.52%) CentOS
8 45 (41.67%) Unix
9 40 (37.04%) Security Cleared
10 39 (36.11%) SC Cleared
11 38 (35.19%) Red Hat
12 37 (34.26%) Bash Shell
12 37 (34.26%) Puppet
13 36 (33.33%) Hadoop
13 36 (33.33%) Java
14 35 (32.41%) Git (software)
15 30 (27.78%) Jenkins
16 29 (26.85%) JavaScript
17 26 (24.07%) SELinux
18 25 (23.15%) Amazon AWS
19 23 (21.30%) SSH
20 22 (20.37%) TCP/IP
21 18 (16.67%) HTTP
21 18 (16.67%) PostgreSQL
21 18 (16.67%) Prototyping
21 18 (16.67%) Linux Command Line
22 17 (15.74%) Terraform
22 17 (15.74%) Opscode Chef
23 16 (14.81%) Docker
23 16 (14.81%) Open Source

Debian
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 16 (14.81%) Apache
2 13 (12.04%) Apache Solr
3 8 (7.41%) nginx
4 7 (6.48%) Elasticsearch
5 6 (5.56%) Tomcat
6 4 (3.70%) Confluence
7 2 (1.85%) JBoss
7 2 (1.85%) Jetty
8 1 (0.93%) Eucalyptus
Cloud Services
1 25 (23.15%) Amazon AWS
2 12 (11.11%) AWS CloudFormation
3 8 (7.41%) GitHub
4 4 (3.70%) Microsoft Azure
5 3 (2.78%) SaaS
6 2 (1.85%) Amazon S3
6 2 (1.85%) Cloud Computing
6 2 (1.85%) Google Cloud Platform
7 1 (0.93%) Amazon EC2
7 1 (0.93%) AWS Elastic Beanstalk
7 1 (0.93%) Datadog
7 1 (0.93%) Route 53
Communications & Networking
1 23 (21.30%) SSH
2 22 (20.37%) TCP/IP
3 18 (16.67%) HTTP
4 16 (14.81%) ICMP
5 13 (12.04%) DNS
6 10 (9.26%) Firewall
7 4 (3.70%) DHCP
8 3 (2.78%) Internet
8 3 (2.78%) VLAN
8 3 (2.78%) VPN
9 1 (0.93%) BGP
9 1 (0.93%) Fibre Channel
9 1 (0.93%) Intrusion Detection
9 1 (0.93%) IPsec
9 1 (0.93%) IPv4
9 1 (0.93%) iSCSI
9 1 (0.93%) OpenLDAP
9 1 (0.93%) OSPF
9 1 (0.93%) SSL
9 1 (0.93%) tcpdump
Database & Business Intelligence
1 36 (33.33%) Hadoop
2 18 (16.67%) PostgreSQL
3 15 (13.89%) MySQL
4 13 (12.04%) Apache Hive
4 13 (12.04%) Impala
5 7 (6.48%) Big Data
6 4 (3.70%) Apache Cassandra
7 2 (1.85%) NoSQL
7 2 (1.85%) Redis
7 2 (1.85%) SQL Server
8 1 (0.93%) Blockchain
8 1 (0.93%) Couchbase
8 1 (0.93%) MariaDB
8 1 (0.93%) MongoDB
8 1 (0.93%) Neo4j
8 1 (0.93%) Oracle Database
Development Applications
1 35 (32.41%) Git (software)
2 30 (27.78%) Jenkins
3 6 (5.56%) GitLab
4 5 (4.63%) JIRA
5 4 (3.70%) Cucumber
5 4 (3.70%) Mockito
6 3 (2.78%) Hudson
6 3 (2.78%) Maven
6 3 (2.78%) Vagrant
7 2 (1.85%) Artifactory
7 2 (1.85%) Atlassian Bamboo
7 2 (1.85%) CMake
7 2 (1.85%) CodeNarc
7 2 (1.85%) Spock
7 2 (1.85%) Subversion
8 1 (0.93%) Eclipse
8 1 (0.93%) Phabricator
8 1 (0.93%) Travis CI
General
1 8 (7.41%) Finance
2 3 (2.78%) Telecoms
3 2 (1.85%) Banking
4 1 (0.93%) Financial Institution
4 1 (0.93%) Italian Language
4 1 (0.93%) Marketing
4 1 (0.93%) Retail
4 1 (0.93%) Retail Banking
Job Titles
1 37 (34.26%) Administrator
2 31 (28.70%) Linux Administrator
3 28 (25.93%) Systems Administrator
4 25 (23.15%) DevOps Engineer
5 24 (22.22%) Developer
6 23 (21.30%) Linux Systems Administrator
7 17 (15.74%) DevOps Developer
7 17 (15.74%) Linux Engineer
8 14 (12.96%) Java Developer
9 11 (10.19%) Consultant
10 10 (9.26%) Java Engineer
10 10 (9.26%) JavaScript Developer
10 10 (9.26%) Python Developer
11 9 (8.33%) DevOps Consultant
11 9 (8.33%) Java Consultant
11 9 (8.33%) JavaScript Engineer
12 8 (7.41%) Cloud Engineer
12 8 (7.41%) Linux/Unix DevOps
13 7 (6.48%) AWS Engineer
13 7 (6.48%) Open Source Developer
Libraries, Frameworks & Software Standards
1 16 (14.81%) Web Services
2 9 (8.33%) Elastic Stack
3 6 (5.56%) Spring
4 4 (3.70%) JSON
4 4 (3.70%) RESTful
5 3 (2.78%) CGI
5 3 (2.78%) CSS
5 3 (2.78%) HTML
5 3 (2.78%) LAMP
5 3 (2.78%) RabbitMQ
5 3 (2.78%) React
6 2 (1.85%) AngularJS
6 2 (1.85%) FFmpeg
6 2 (1.85%) jOOQ
6 2 (1.85%) Kafka
6 2 (1.85%) Node.js
6 2 (1.85%) RxJS
7 1 (0.93%) KnockoutJS
7 1 (0.93%) Sensu
7 1 (0.93%) Twitter Bootstrap
Miscellaneous
1 18 (16.67%) Linux Command Line
2 9 (8.33%) Data Centre
3 2 (1.85%) Fintech
3 2 (1.85%) User Experience
3 2 (1.85%) Virtual Team
4 1 (0.93%) Analytical Skills
4 1 (0.93%) Computer Science
4 1 (0.93%) Device Driver
4 1 (0.93%) Private Cloud
4 1 (0.93%) Replication
Operating Systems
1 108 (100.00%) Linux
2 73 (67.59%) Red Hat Enterprise Linux
3 62 (57.41%) Ubuntu
4 47 (43.52%) CentOS
5 45 (41.67%) Unix
6 7 (6.48%) Windows
7 4 (3.70%) SUSE
8 3 (2.78%) Mac OS
9 2 (1.85%) Windows Server
10 1 (0.93%) CoreOS
10 1 (0.93%) Fedora
10 1 (0.93%) Oracle Linux
10 1 (0.93%) Windows Server 2012
Processes & Methodologies
1 51 (47.22%) DevOps
2 18 (16.67%) Prototyping
3 16 (14.81%) Open Source
4 14 (12.96%) Agile Software Development
4 14 (12.96%) Desktop Virtualisation
4 14 (12.96%) Performance Tuning
4 14 (12.96%) Security Hardening
5 10 (9.26%) Configuration Management
5 10 (9.26%) Scrum
6 7 (6.48%) Web Operations
7 6 (5.56%) Open Source Development
8 5 (4.63%) Continuous Improvement
8 5 (4.63%) Continuous Integration
9 3 (2.78%) Analytics
9 3 (2.78%) Mentoring
9 3 (2.78%) Microservices
10 2 (1.85%) Capacity Planning
10 2 (1.85%) Deep Learning
10 2 (1.85%) Dependency Management
10 2 (1.85%) Server Building
Programming Languages
1 56 (51.85%) Python
2 37 (34.26%) Bash Shell
3 36 (33.33%) Java
4 29 (26.85%) JavaScript
5 8 (7.41%) Ruby
5 8 (7.41%) SQL
6 6 (5.56%) Perl
7 3 (2.78%) C++
8 2 (1.85%) ES6
8 2 (1.85%) Groovy
8 2 (1.85%) PowerShell
8 2 (1.85%) Shell Script
9 1 (0.93%) C
9 1 (0.93%) PHP
Qualifications
1 40 (37.04%) Security Cleared
2 39 (36.11%) SC Cleared
3 3 (2.78%) Degree
3 3 (2.78%) DV Cleared
Quality Assurance & Compliance
1 2 (1.85%) PCI DSS
1 2 (1.85%) QA
System Software
1 16 (14.81%) Docker
2 14 (12.96%) Apache ZooKeeper
3 13 (12.04%) Apache Flume
3 13 (12.04%) HDFS
4 8 (7.41%) VMware Infrastructure
5 6 (5.56%) Xen
6 3 (2.78%) Hyper-V
6 3 (2.78%) NFS
6 3 (2.78%) Postfix
6 3 (2.78%) Samba
6 3 (2.78%) vSphere
7 2 (1.85%) Active Directory
7 2 (1.85%) iptables
7 2 (1.85%) VMware ESX
8 1 (0.93%) Gluster
8 1 (0.93%) KVM
8 1 (0.93%) LXC
8 1 (0.93%) VMware ESXi
Systems Management
1 53 (49.07%) Ansible
2 37 (34.26%) Puppet
3 26 (24.07%) SELinux
4 17 (15.74%) Opscode Chef
4 17 (15.74%) Terraform
5 13 (12.04%) Oozie
6 7 (6.48%) Kibana
6 7 (6.48%) logstash
6 7 (6.48%) Nagios
7 4 (3.70%) Graphite
7 4 (3.70%) HAProxy
8 3 (2.78%) systemd
9 2 (1.85%) Bcfg2
9 2 (1.85%) Icinga
9 2 (1.85%) Kubernetes
9 2 (1.85%) vCenter Server
9 2 (1.85%) vMotion
10 1 (0.93%) Grafana
10 1 (0.93%) Salt
10 1 (0.93%) Sysdig
Vendors
1 38 (35.19%) Red Hat
2 13 (12.04%) Cloudera
3 11 (10.19%) VMware
4 4 (3.70%) Cisco
4 4 (3.70%) Dell
5 3 (2.78%) AppDynamics
5 3 (2.78%) Citrix
5 3 (2.78%) Splunk
6 2 (1.85%) Apple
6 2 (1.85%) NetApp
7 1 (0.93%) EqualLogic
7 1 (0.93%) Fortinet
7 1 (0.93%) Google
7 1 (0.93%) HP
7 1 (0.93%) Intel
7 1 (0.93%) Juniper
7 1 (0.93%) Microsoft
7 1 (0.93%) Oracle
7 1 (0.93%) Percona
7 1 (0.93%) Twitter
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