Period
to 19 November 2017

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Debian skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Debian over the 6 months to 19 November 2017 with a comparison to the same period in the previous 2 years.

Debian Linux
England > London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 666 669 625
Rank change year-on-year +3 -44 -90
Permanent jobs citing Debian 178 182 305
As % of all permanent IT jobs advertised in London 0.24% 0.24% 0.34%
As % of the Operating Systems category 0.96% 0.96% 1.26%
Number of salaries quoted 173 172 265
London median annual salary £55,000 £45,000 £47,500
Median salary % change year-on-year +22.22% -5.26% -5.00%
10th Percentile £35,350 £32,500 £31,250
90th Percentile £80,250 £67,500 £75,000
England median annual salary £45,000 £45,000 £40,000
% change year-on-year - +12.50% -11.11%

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

All Operating Systems
London
Permanent vacancies with a requirement for operating system skills 18547 18915 24121
As % of all permanent IT jobs advertised in London 24.84% 25.06% 27.08%
Number of salaries quoted 14298 16421 20725
London median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £30,000 £29,456 £28,250
90th Percentile £85,000 £82,500 £80,000
England median annual salary £45,000 £45,000 £45,000

Debian
Job Vacancy Trend in London

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

Job vacancy trend for Debian in London

Debian
Salary Trend in London

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

Salary trend for Debian in London

Debian
Salary Histogram in London

The salary distribution of IT jobs citing Debian in London over the 6 months to 19 November 2017.

Salary histogram for Debian in London

Debian
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Debian within the London region over the 6 months to 19 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +14 28 £42,000 -6.67% 3
West London +23 13 £62,500 -
South London +8 11 £42,500 -32.00%
Debian
England

For the 6 months to 19 November 2017, IT jobs citing Debian 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 Debian.

1 178 (100.00%) Linux
2 110 (61.80%) Ubuntu
3 97 (54.49%) Python
4 86 (48.31%) Puppet
5 81 (45.51%) DevOps
6 79 (44.38%) Bash Shell
7 70 (39.33%) Red Hat
8 63 (35.39%) VMware
9 60 (33.71%) Amazon AWS
10 58 (32.58%) Perl
11 57 (32.02%) CentOS
12 55 (30.90%) Ansible
12 55 (30.90%) MySQL
12 55 (30.90%) Windows
13 53 (29.78%) VMware Infrastructure
14 52 (29.21%) Nagios
15 51 (28.65%) Cisco
16 49 (27.53%) Jenkins
17 48 (26.97%) Git (software)
17 48 (26.97%) DNS
18 45 (25.28%) TCP/IP
19 44 (24.72%) Firewall
20 39 (21.91%) PHP
21 37 (20.79%) Apache
22 36 (20.22%) VLAN
23 35 (19.66%) Red Hat Enterprise Linux
23 35 (19.66%) Docker
24 34 (19.10%) Active Directory
25 32 (17.98%) Finance
26 29 (16.29%) LAMP

Debian
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 37 (20.79%) Apache
2 19 (10.67%) Confluence
3 17 (9.55%) nginx
3 17 (9.55%) OpenStack
4 9 (5.06%) Tomcat
5 8 (4.49%) IIS
6 7 (3.93%) uWSGI
7 6 (3.37%) Elasticsearch
8 3 (1.69%) MS Exchange
9 1 (0.56%) Apache Solr
9 1 (0.56%) Exchange Server 2013
Applications
1 1 (0.56%) Spreadsheet
Business Applications
1 8 (4.49%) Dynamics NAV
Cloud Services
1 60 (33.71%) Amazon AWS
2 14 (7.87%) AWS CloudFormation
2 14 (7.87%) Microsoft Azure
3 11 (6.18%) Cloud Computing
4 8 (4.49%) IaaS
5 5 (2.81%) Amazon EC2
5 5 (2.81%) SaaS
6 4 (2.25%) Amazon ElastiCache
6 4 (2.25%) Amazon S3
6 4 (2.25%) Office 365
6 4 (2.25%) Virtual Private Cloud
7 3 (1.69%) Route 53
8 2 (1.12%) Amazon CloudWatch
8 2 (1.12%) Amazon ELB
8 2 (1.12%) Datadog
8 2 (1.12%) PaaS
9 1 (0.56%) AWS Elastic Beanstalk
9 1 (0.56%) CloudFront
9 1 (0.56%) GitHub
9 1 (0.56%) Google Cloud Platform
Communications & Networking
1 48 (26.97%) DNS
2 45 (25.28%) TCP/IP
3 44 (24.72%) Firewall
4 36 (20.22%) VLAN
5 27 (15.17%) SNMP
5 27 (15.17%) WAN
6 25 (14.04%) LAN
7 24 (13.48%) BGP
7 24 (13.48%) SAN
8 18 (10.11%) HTTP
8 18 (10.11%) VPN
9 17 (9.55%) Cisco ASA
10 15 (8.43%) DHCP
10 15 (8.43%) Internet
10 15 (8.43%) NAS
11 14 (7.87%) VoIP
12 12 (6.74%) LDAP
12 12 (6.74%) SSL
13 11 (6.18%) Intrusion Detection
13 11 (6.18%) OSPF
Database & Business Intelligence
1 55 (30.90%) MySQL
2 11 (6.18%) PostgreSQL
3 9 (5.06%) NoSQL
4 8 (4.49%) Big Data
4 8 (4.49%) MongoDB
4 8 (4.49%) SQL Server
5 7 (3.93%) MariaDB
6 5 (2.81%) Amazon RDS
7 4 (2.25%) Amazon DynamoDB
8 2 (1.12%) Redis
9 1 (0.56%) Apache Cassandra
Development Applications
1 49 (27.53%) Jenkins
2 48 (26.97%) Git (software)
3 24 (13.48%) Subversion
4 22 (12.36%) JIRA
5 14 (7.87%) Vagrant
6 12 (6.74%) Maven
7 11 (6.18%) CMake
8 9 (5.06%) GitLab
8 9 (5.06%) PHPUnit
9 6 (3.37%) Atlassian Bamboo
9 6 (3.37%) MSBuild
9 6 (3.37%) NuGet
9 6 (3.37%) Selenium
10 5 (2.81%) CodeNarc
10 5 (2.81%) Spock
11 3 (1.69%) Bitbucket
12 1 (0.56%) Phabricator
12 1 (0.56%) TeamCity
12 1 (0.56%) Xdebug
General
1 32 (17.98%) Finance
2 14 (7.87%) Telecoms
3 9 (5.06%) Banking
4 4 (2.25%) Legal
5 2 (1.12%) Advertising
6 1 (0.56%) Back Office
6 1 (0.56%) Financial Institution
6 1 (0.56%) Games
6 1 (0.56%) Marketing
6 1 (0.56%) Retail
Job Titles
1 52 (29.21%) Administrator
2 46 (25.84%) DevOps Engineer
3 45 (25.28%) Linux Administrator
4 43 (24.16%) Linux Systems Administrator
5 42 (23.60%) Systems Administrator
6 41 (23.03%) Linux Engineer
7 30 (16.85%) Systems Engineer
8 26 (14.61%) Linux Systems Engineer
9 23 (12.92%) Linux/Unix DevOps
9 23 (12.92%) Senior DevOps
9 23 (12.92%) Senior DevOps Engineer
10 18 (10.11%) Developer
10 18 (10.11%) Network Administrator
11 17 (9.55%) Infrastructure Engineer
11 17 (9.55%) Linux DevOps Engineer
12 16 (8.99%) DevOps Administrator
12 16 (8.99%) Linux DevOps Administrator
13 15 (8.43%) DevOps Systems Engineer
14 10 (5.62%) PHP Developer
15 9 (5.06%) Senior Systems Engineer
Libraries, Frameworks & Software Standards
1 29 (16.29%) LAMP
2 14 (7.87%) LEMP Stack
3 12 (6.74%) Web Services
4 9 (5.06%) RabbitMQ
4 9 (5.06%) RESTful
5 8 (4.49%) .NET
5 8 (4.49%) Django
5 8 (4.49%) Doctrine
5 8 (4.49%) Laravel
5 8 (4.49%) REST
5 8 (4.49%) Symfony
5 8 (4.49%) Zend Framework
6 7 (3.93%) FreeSWITCH
6 7 (3.93%) PHP-FPM
6 7 (3.93%) WSGI
7 6 (3.37%) FIX Protocol
7 6 (3.37%) RxJS
8 5 (2.81%) Grails
8 5 (2.81%) jQuery
8 5 (2.81%) Spring
Miscellaneous
1 18 (10.11%) Fintech
1 18 (10.11%) Linux Command Line
2 17 (9.55%) Replication
3 11 (6.18%) Management Information System
3 11 (6.18%) PKI
4 10 (5.62%) Computer Science
5 9 (5.06%) Private Cloud
6 7 (3.93%) Clustering
6 7 (3.93%) User Experience
6 7 (3.93%) Wiki
7 6 (3.37%) Data Centre
7 6 (3.37%) Digital Media
7 6 (3.37%) Eurex
7 6 (3.37%) Public Cloud
8 5 (2.81%) Hedge funds
8 5 (2.81%) Virtual Team
9 3 (1.69%) Enterprise Storage
10 2 (1.12%) Blog
10 2 (1.12%) Xbox
11 1 (0.56%) Derivative
Operating Systems
1 178 (100.00%) Linux
2 110 (61.80%) Ubuntu
3 57 (32.02%) CentOS
4 55 (30.90%) Windows
5 35 (19.66%) Red Hat Enterprise Linux
6 21 (11.80%) Unix
6 21 (11.80%) Windows Server
7 12 (6.74%) SUSE
8 11 (6.18%) Solaris
9 6 (3.37%) AIX
9 6 (3.37%) Kali Linux
9 6 (3.37%) VMS
9 6 (3.37%) Windows 10
9 6 (3.37%) Windows 7
9 6 (3.37%) Windows Server 2008
10 5 (2.81%) Mac OS
10 5 (2.81%) Windows 8
10 5 (2.81%) Windows Server 2012
11 4 (2.25%) Fedora
12 2 (1.12%) FreeBSD
Processes & Methodologies
1 81 (45.51%) DevOps
2 26 (14.61%) Agile Software Development
2 26 (14.61%) Configuration Management
3 19 (10.67%) Continuous Integration
4 18 (10.11%) Load Balancing
4 18 (10.11%) Open Source
5 15 (8.43%) Microservices
6 14 (7.87%) High Availability
6 14 (7.87%) Scrum
7 13 (7.30%) ITIL
8 12 (6.74%) Cryptography
8 12 (6.74%) E-Commerce
8 12 (6.74%) Network Virtualisation
9 11 (6.18%) Low Latency
9 11 (6.18%) MVC
10 10 (5.62%) Time Management
11 9 (5.06%) Information Security
11 9 (5.06%) Performance Tuning
11 9 (5.06%) Release Management
12 8 (4.49%) Server Building
Programming Languages
1 97 (54.49%) Python
2 79 (44.38%) Bash Shell
3 58 (32.58%) Perl
4 39 (21.91%) PHP
5 21 (11.80%) Ruby
6 20 (11.24%) Java
7 17 (9.55%) SQL
8 13 (7.30%) C++
9 12 (6.74%) JavaScript
9 12 (6.74%) Korn
10 11 (6.18%) C-shell
11 8 (4.49%) PHP 5
11 8 (4.49%) PHP 7
12 7 (3.93%) Shell Script
13 6 (3.37%) Bourne shell
14 5 (2.81%) ES6
14 5 (2.81%) Groovy
15 4 (2.25%) Go
15 4 (2.25%) PowerShell
16 2 (1.12%) C
Qualifications
1 27 (15.17%) Cisco Certification
2 26 (14.61%) CCNA
3 19 (10.67%) CCNP
4 18 (10.11%) Microsoft Certification
5 17 (9.55%) MCSA
6 16 (8.99%) Degree
7 14 (7.87%) MCSE
8 12 (6.74%) RHCSA
9 10 (5.62%) CCA
9 10 (5.62%) Citrix Certification
9 10 (5.62%) CompTIA Security+
9 10 (5.62%) HP ASE
9 10 (5.62%) HPE ATP
9 10 (5.62%) Network+ Certification
9 10 (5.62%) Security+ Certification
9 10 (5.62%) VMware Certified Professional (VCP)
10 9 (5.06%) RHCE
10 9 (5.06%) Security Cleared
11 8 (4.49%) Linux+ Certification
12 5 (2.81%) CISSP
Quality Assurance & Compliance
1 12 (6.74%) ISO/IEC 27001
2 11 (6.18%) PCI DSS
3 7 (3.93%) SLA
4 6 (3.37%) QA
5 3 (1.69%) ISAE 3402
5 3 (1.69%) SSAE 16
6 2 (1.12%) GDPR
6 2 (1.12%) Sarbanes-Oxley
System Software
1 53 (29.78%) VMware Infrastructure
2 35 (19.66%) Docker
3 34 (19.10%) Active Directory
4 13 (7.30%) Hyper-V
4 13 (7.30%) vSphere
5 11 (6.18%) Postfix
6 9 (5.06%) iptables
6 9 (5.06%) Virtual Machines
7 7 (3.93%) BIND 9
7 7 (3.93%) Kamailio
7 7 (3.93%) VMware ESXi
8 6 (3.37%) pfSense
9 4 (2.25%) Ceph
9 4 (2.25%) LXC
10 2 (1.12%) Virtual Servers
11 1 (0.56%) NFS
11 1 (0.56%) Snort
11 1 (0.56%) Varnish
11 1 (0.56%) Xen
Systems Management
1 86 (48.31%) Puppet
2 55 (30.90%) Ansible
3 52 (29.21%) Nagios
4 28 (15.73%) Opscode Chef
5 23 (12.92%) ZABBIX
6 21 (11.80%) Kubernetes
7 18 (10.11%) Salt
8 16 (8.99%) Terraform
9 10 (5.62%) Cacti
10 7 (3.93%) HAProxy
10 7 (3.93%) Munin
11 5 (2.81%) FortiGate
12 4 (2.25%) Docker Swarm
12 4 (2.25%) Oracle ZFS
12 4 (2.25%) Rancher
12 4 (2.25%) Rsyslog
13 3 (1.69%) Graphite
13 3 (1.69%) Graylog
14 2 (1.12%) collectd
14 2 (1.12%) Mesos
Vendors
1 70 (39.33%) Red Hat
2 63 (35.39%) VMware
3 51 (28.65%) Cisco
4 22 (12.36%) Microsoft
5 16 (8.99%) SaltStack
6 13 (7.30%) Citrix
7 11 (6.18%) Atlassian
7 11 (6.18%) Bloomberg
7 11 (6.18%) Reuters
7 11 (6.18%) SolarWinds
8 10 (5.62%) Juniper
8 10 (5.62%) Oracle
8 10 (5.62%) Palo Alto
9 8 (4.49%) Zend
10 7 (3.93%) CQG
10 7 (3.93%) Dell
11 6 (3.37%) EccoWare
11 6 (3.37%) Fidessa
11 6 (3.37%) NYFIX
11 6 (3.37%) Patsystems