The following table provides summary statistics for contract job vacancies advertised in England 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 23 June 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 / England
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 521 561 564
Rank change year-on-year +40 +3  
Contract jobs citing Debian 67 59 62
As % of all contract IT jobs advertised in England 0.16% 0.12% 0.12%
As % of the Operating Systems category 0.76% 0.52% 0.54%
Number of daily rates quoted 55 47 47
Median daily rate £401 £450 £375
Median daily rate % change year-on-year -11.00% +20.00%  
90% offered a daily rate of more than £325 £300 £275
10% offered a daily rate of more than £450 £575 £500
UK excluding London median daily rate £401 £350 £350
% change year-on-year +14.42% -  
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 advertised in England with a requirement for operating system skills.

Contract Operating System Skills
England
Contract job vacancies with a requirement for operating system skills 8797 11277 11434
As % of all contract IT job vacancies advertised in England 20.46% 22.82% 22.37%
Number of daily rates quoted 5483 7244 6748
Median daily rate £413 £400 £363
Median daily rate % change year-on-year +3.12% +10.34%  
90% offered a daily rate of more than £180 £200 £175
10% offered a daily rate of more than £563 £550 £525
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 517 583 908
Median hourly rate £16.50 £16.50 £17.00
Median hourly rate % change year-on-year - -2.94%  
90% offered a hourly rate of more than £11.00 £11.50 £11.00
10% offered a hourly rate of more than £47.50 £40.30 £40.00
UK excluding London median hourly rate £15.50 £16.50 £16.20
% change year-on-year -6.06% +1.85%  

Debian
Job Vacancy Trend in England

The job posting trend of jobs advertised in England 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 England

Debian
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Debian in England

Debian
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Debian in England over the 3 months to 23 June 2017.

Contractor daily rate histogram for Debian in England

Debian
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for Debian in England

Debian
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Debian within the England region over the 3 months to 23 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South East +25 34 £401 -2.90% 8
London -14 10 £425 -8.15% 13
North West - 9 £425 - 4
South West - 8 £350 - 3
East of England -6 3 £375 +7.14% 6
North East +68 2 - -
Debian
UK

For the 6 months to 23 June 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 across the England region with a requirement for Debian.

1 104 (100.00%) Linux
2 71 (68.27%) Python
3 67 (64.42%) Ubuntu
4 59 (56.73%) Red Hat Enterprise Linux
5 56 (53.85%) Unix
6 46 (44.23%) CentOS
7 44 (42.31%) Bash Shell
8 40 (38.46%) Hadoop
9 38 (36.54%) Ansible
10 37 (35.58%) DevOps
11 33 (31.73%) Git (software)
12 31 (29.81%) Java
12 31 (29.81%) Red Hat
13 26 (25.00%) Security Cleared
14 24 (23.08%) JavaScript
15 23 (22.12%) SC Cleared
15 23 (22.12%) Performance Tuning
15 23 (22.12%) Security Hardening
15 23 (22.12%) Desktop Virtualisation
16 22 (21.15%) Puppet
17 21 (20.19%) SELinux
18 19 (18.27%) Impala
18 19 (18.27%) HDFS
18 19 (18.27%) Oozie
18 19 (18.27%) Cloudera
18 19 (18.27%) Apache Flume
18 19 (18.27%) Apache Hive
19 18 (17.31%) Apache ZooKeeper
19 18 (17.31%) Apache Solr
20 17 (16.35%) Configuration Management

Debian
Co-occurring IT Skills in England 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 18 (17.31%) Apache Solr
2 13 (12.50%) Apache
3 6 (5.77%) Tomcat
4 5 (4.81%) IIS
5 3 (2.88%) Confluence
5 3 (2.88%) Elasticsearch
6 2 (1.92%) CMS
6 2 (1.92%) JBoss
6 2 (1.92%) MediaWiki
6 2 (1.92%) MS Exchange
6 2 (1.92%) Skype for Business
7 1 (0.96%) Apache Pig
7 1 (0.96%) Apache Spark
7 1 (0.96%) Eucalyptus
7 1 (0.96%) nginx
7 1 (0.96%) OpenStack
Cloud Services
1 12 (11.54%) Amazon AWS
2 4 (3.85%) AWS CloudFormation
2 4 (3.85%) Microsoft Azure
3 2 (1.92%) Amazon EC2
3 2 (1.92%) Amazon S3
3 2 (1.92%) Cloud Computing
4 1 (0.96%) Amazon SQS
4 1 (0.96%) GitHub
4 1 (0.96%) Google Cloud Platform
4 1 (0.96%) Route 53
4 1 (0.96%) Virtual Private Cloud
Communications & Networking
1 17 (16.35%) SSH
1 17 (16.35%) TCP/IP
2 14 (13.46%) HTTP
3 12 (11.54%) DNS
3 12 (11.54%) ICMP
4 4 (3.85%) Firewall
4 4 (3.85%) Internet
4 4 (3.85%) VPN
5 3 (2.88%) Skype
5 3 (2.88%) VLAN
6 2 (1.92%) IPsec
6 2 (1.92%) iSCSI
6 2 (1.92%) LAN
6 2 (1.92%) OpenLDAP
6 2 (1.92%) SSL
6 2 (1.92%) Wireless
7 1 (0.96%) BGP
7 1 (0.96%) OSPF
7 1 (0.96%) SNMP
7 1 (0.96%) WAN
Database & Business Intelligence
1 40 (38.46%) Hadoop
2 19 (18.27%) Apache Hive
2 19 (18.27%) Impala
3 8 (7.69%) Big Data
4 7 (6.73%) PostgreSQL
5 6 (5.77%) MySQL
6 2 (1.92%) Relational Database
6 2 (1.92%) SQL Server
6 2 (1.92%) SQL Server 2008
6 2 (1.92%) SQL Server 2016
7 1 (0.96%) Amazon RDS
7 1 (0.96%) Apache Cassandra
7 1 (0.96%) Blockchain
7 1 (0.96%) Couchbase
7 1 (0.96%) Data Mining
7 1 (0.96%) HBase
7 1 (0.96%) MongoDB
7 1 (0.96%) RDBMS
7 1 (0.96%) Sqoop
Development Applications
1 33 (31.73%) Git (software)
2 9 (8.65%) Jenkins
2 9 (8.65%) Maven
3 6 (5.77%) JIRA
4 5 (4.81%) Ant
4 5 (4.81%) MSBuild
4 5 (4.81%) Team Foundation Server
5 4 (3.85%) Vagrant
6 2 (1.92%) Artifactory
6 2 (1.92%) Atlassian Bamboo
6 2 (1.92%) Eclipse
6 2 (1.92%) Hudson
6 2 (1.92%) Subversion
7 1 (0.96%) CMake
7 1 (0.96%) CodeNarc
7 1 (0.96%) GitLab
7 1 (0.96%) Spock
7 1 (0.96%) Travis CI
General
1 4 (3.85%) Finance
2 1 (0.96%) Aerospace
2 1 (0.96%) Banking
2 1 (0.96%) Telecoms
Job Titles
1 43 (41.35%) Administrator
2 39 (37.50%) Linux Administrator
3 31 (29.81%) Systems Administrator
4 27 (25.96%) Linux Systems Administrator
5 22 (21.15%) DevOps Engineer
6 21 (20.19%) Developer
7 17 (16.35%) Linux Engineer
8 12 (11.54%) Hadoop Administrator
9 11 (10.58%) DevOps Developer
10 10 (9.62%) Java Developer
11 7 (6.73%) Consultant
11 7 (6.73%) Systems Engineer
12 6 (5.77%) DevOps Consultant
12 6 (5.77%) Java Consultant
12 6 (5.77%) Java Engineer
12 6 (5.77%) JavaScript Developer
12 6 (5.77%) JavaScript Engineer
12 6 (5.77%) Linux/Unix DevOps
12 6 (5.77%) Open Source Developer
12 6 (5.77%) Python Developer
Libraries, Frameworks & Software Standards
1 8 (7.69%) Web Services
2 5 (4.81%) .NET
2 5 (4.81%) CSS
2 5 (4.81%) HTML
2 5 (4.81%) RESTful
3 3 (2.88%) AngularJS
3 3 (2.88%) CGI
3 3 (2.88%) LAMP
3 3 (2.88%) React
3 3 (2.88%) XML
4 2 (1.92%) Boost C++ Libraries
4 2 (1.92%) CSS3
4 2 (1.92%) Elastic Stack
4 2 (1.92%) FFmpeg
4 2 (1.92%) HTML5
4 2 (1.92%) KnockoutJS
4 2 (1.92%) LAPP Stack
4 2 (1.92%) Node.js
4 2 (1.92%) Polymer
4 2 (1.92%) Qt
Miscellaneous
1 13 (12.50%) Linux Command Line
2 4 (3.85%) Data Centre
3 2 (1.92%) Device Driver
3 2 (1.92%) Embedded Systems
4 1 (0.96%) Analytical Skills
4 1 (0.96%) CMDB
4 1 (0.96%) Cyber Defence
4 1 (0.96%) Fintech
4 1 (0.96%) N-Tier
4 1 (0.96%) PKI
4 1 (0.96%) Private Cloud
4 1 (0.96%) Smartcard
4 1 (0.96%) User Experience
4 1 (0.96%) Virtual Team
Operating Systems
1 104 (100.00%) Linux
2 67 (64.42%) Ubuntu
3 59 (56.73%) Red Hat Enterprise Linux
4 56 (53.85%) Unix
5 46 (44.23%) CentOS
6 14 (13.46%) Windows
7 11 (10.58%) Windows Server
8 4 (3.85%) Solaris
9 2 (1.92%) Fedora
10 1 (0.96%) FreeBSD
10 1 (0.96%) Mac OS
10 1 (0.96%) Mac OS X
10 1 (0.96%) OpenBSD
10 1 (0.96%) SUSE
10 1 (0.96%) VMS
10 1 (0.96%) Windows 7
10 1 (0.96%) Windows 8
Processes & Methodologies
1 37 (35.58%) DevOps
2 23 (22.12%) Desktop Virtualisation
2 23 (22.12%) Performance Tuning
2 23 (22.12%) Security Hardening
3 17 (16.35%) Configuration Management
4 14 (13.46%) Agile Software Development
5 12 (11.54%) Prototyping
6 11 (10.58%) Open Source
7 10 (9.62%) Scrum
8 6 (5.77%) Open Source Development
9 4 (3.85%) Disaster Recovery
9 4 (3.85%) Regression Testing
9 4 (3.85%) Software Engineering
10 3 (2.88%) Analytics
10 3 (2.88%) Change Management
10 3 (2.88%) Continuous Improvement
10 3 (2.88%) Continuous Integration
10 3 (2.88%) Issue Tracking
10 3 (2.88%) Test Automation
10 3 (2.88%) Web Development
Programming Languages
1 71 (68.27%) Python
2 44 (42.31%) Bash Shell
3 31 (29.81%) Java
4 24 (23.08%) JavaScript
5 11 (10.58%) Perl
6 7 (6.73%) PowerShell
7 6 (5.77%) Ruby
8 5 (4.81%) C#
9 3 (2.88%) C++
9 3 (2.88%) SQL
10 2 (1.92%) ES6
10 2 (1.92%) PHP
11 1 (0.96%) AWK
11 1 (0.96%) C
11 1 (0.96%) Delphi
11 1 (0.96%) Groovy
11 1 (0.96%) sed
Qualifications
1 26 (25.00%) Security Cleared
2 23 (22.12%) SC Cleared
3 4 (3.85%) DV Cleared
4 3 (2.88%) Degree
5 1 (0.96%) GCUX
5 1 (0.96%) GCWN
5 1 (0.96%) GSEC
5 1 (0.96%) Master's Degree
5 1 (0.96%) MCSA
5 1 (0.96%) Microsoft Certification
Quality Assurance & Compliance
1 2 (1.92%) PCI DSS
2 1 (0.96%) QA
System Software
1 19 (18.27%) Apache Flume
1 19 (18.27%) HDFS
2 18 (17.31%) Apache ZooKeeper
3 13 (12.50%) Docker
4 9 (8.65%) KVM
4 9 (8.65%) LXC
4 9 (8.65%) VMware Infrastructure
5 4 (3.85%) Active Directory
5 4 (3.85%) Hyper-V
5 4 (3.85%) iptables
5 4 (3.85%) vSphere
5 4 (3.85%) Xen
6 3 (2.88%) VMware ESXi
7 2 (1.92%) Terminal Services
8 1 (0.96%) Postfix
8 1 (0.96%) Virtual Machines
Systems Management
1 38 (36.54%) Ansible
2 22 (21.15%) Puppet
3 21 (20.19%) SELinux
4 19 (18.27%) Oozie
5 10 (9.62%) Opscode Chef
6 8 (7.69%) Terraform
7 7 (6.73%) Packer
8 3 (2.88%) Bcfg2
8 3 (2.88%) HAProxy
9 2 (1.92%) Backup Exec
9 2 (1.92%) Graphite
9 2 (1.92%) Icinga
9 2 (1.92%) Kibana
9 2 (1.92%) logstash
9 2 (1.92%) Nagios
9 2 (1.92%) vCenter Server
9 2 (1.92%) vMotion
10 1 (0.96%) Grafana
10 1 (0.96%) Hadoop YARN
10 1 (0.96%) ZABBIX
Vendors
1 31 (29.81%) Red Hat
2 19 (18.27%) Cloudera
3 15 (14.42%) VMware
4 8 (7.69%) Microsoft
5 5 (4.81%) NetApp
6 2 (1.92%) Atlassian
6 2 (1.92%) Cisco
6 2 (1.92%) Dell
7 1 (0.96%) Apple
7 1 (0.96%) EMC
7 1 (0.96%) EqualLogic
7 1 (0.96%) Fortinet
7 1 (0.96%) Google
7 1 (0.96%) Hortonworks
7 1 (0.96%) HP
7 1 (0.96%) Intel
7 1 (0.96%) Juniper
7 1 (0.96%) LANDesk
7 1 (0.96%) MapR
7 1 (0.96%) Splunk
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