Period
to 19 July 2018

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Linux skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Linux over the 6 months to 19 July 2018 with a comparison to the same period in the previous 2 years.

Linux
England > London
6 months to
19 Jul 2018
Same period 2017 Same period 2016
Rank 17 16 15
Rank change year-on-year -1 -1 0
Permanent jobs citing Linux 7,603 8,839 9,360
As % of all permanent IT jobs advertised in London 10.73% 12.06% 11.27%
As % of the Operating Systems category 46.34% 47.75% 43.58%
Number of salaries quoted 6,132 7,168 8,065
London median annual salary £65,000 £60,000 £57,500
Median salary % change year-on-year +8.33% +4.35% -
10th Percentile £40,000 £35,000 £35,000
90th Percentile £94,250 £90,000 £85,000
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

Linux 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 16,407 18,511 21,477
As % of all permanent IT jobs advertised in London 23.15% 25.25% 25.86%
Number of salaries quoted 13,473 15,004 18,670
London median annual salary £57,500 £55,000 £55,000
Median salary % change year-on-year +4.55% - +7.84%
10th Percentile £30,500 £29,750 £28,500
90th Percentile £87,500 £84,925 £80,000
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +3.45%

Linux
Job Vacancy Trend in London

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

Job vacancy trend for Linux in London

Linux
Salary Trend in London

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

Salary trend for Linux in London

Linux
Salary Histogram in London

The salary distribution of IT jobs citing Linux in London over the 6 months to 19 July 2018.

Salary histogram for Linux in London

Linux
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux within the London region over the 6 months to 19 July 2018. 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 -6 1,455 £65,000 +8.33% 321
West London +1 327 £55,000 -4.35% 162
South London -12 122 £57,500 +35.29% 31
East London +2 113 £52,500 -16.00% 58
North London +4 35 £45,000 -14.29% 11
Linux
England

For the 6 months to 19 July 2018, IT jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for Linux.

1 2,925 (38.47%) Python
2 2,554 (33.59%) Amazon AWS
3 2,527 (33.24%) DevOps
4 2,300 (30.25%) Windows
5 2,216 (29.15%) Finance
6 2,153 (28.32%) Java
7 2,056 (27.04%) Agile Software Development
8 1,956 (25.73%) SQL
9 1,751 (23.03%) Unix
10 1,701 (22.37%) Docker
11 1,552 (20.41%) Ansible
12 1,463 (19.24%) Puppet
13 1,345 (17.69%) Git (software)
14 1,301 (17.11%) Jenkins
15 1,265 (16.64%) Bash Shell
16 1,208 (15.89%) Microsoft Azure
17 1,082 (14.23%) Degree
18 1,046 (13.76%) JavaScript
18 1,046 (13.76%) Problem-Solving
19 1,045 (13.74%) MySQL
20 1,030 (13.55%) Opscode Chef
21 998 (13.13%) Banking
22 962 (12.65%) Kubernetes
23 957 (12.59%) Continuous Integration
24 886 (11.65%) Perl
25 869 (11.43%) Oracle
26 846 (11.13%) Red Hat
27 844 (11.10%) VMware
28 840 (11.05%) C++
29 819 (10.77%) Software Engineering

Linux
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
1 685 (9.01%) Apache
2 363 (4.77%) Tomcat
3 303 (3.99%) Elasticsearch
4 281 (3.70%) Apache Spark
5 268 (3.52%) Confluence
6 210 (2.76%) nginx
7 204 (2.68%) IIS
8 178 (2.34%) OpenStack
9 162 (2.13%) MS Exchange
10 150 (1.97%) CMS
11 135 (1.78%) JBoss
12 125 (1.64%) Ethereum
13 81 (1.07%) Skype for Business
13 81 (1.07%) WebSphere
14 79 (1.04%) SharePoint
15 74 (0.97%) WordPress
16 73 (0.96%) WebLogic
17 53 (0.70%) Drupal
18 49 (0.64%) Exchange Server 2013
19 45 (0.59%) Oracle SOA Suite
Applications
1 108 (1.42%) Microsoft Office
2 56 (0.74%) Microsoft Excel
3 32 (0.42%) Microsoft PowerPoint
4 14 (0.18%) Photoshop
5 13 (0.17%) MS Visio
6 8 (0.11%) SPSS
7 6 (0.079%) Stata
8 5 (0.066%) Adobe Illustrator
8 5 (0.066%) Maya
8 5 (0.066%) NUKE
9 4 (0.053%) Adobe Creative Suite
9 4 (0.053%) Houdini
9 4 (0.053%) Spreadsheet
10 2 (0.026%) Adobe Premiere
10 2 (0.026%) Microsoft Project
11 1 (0.013%) Adobe After Effects
11 1 (0.013%) Avid Media Composer
11 1 (0.013%) HipChat
11 1 (0.013%) InVision
11 1 (0.013%) LibreOffice
Business Applications
1 82 (1.08%) Distributed Ledger
2 26 (0.34%) Remedy ITSM
3 23 (0.30%) Dynamics CRM
4 20 (0.26%) Magento
5 18 (0.24%) MetaTrader
6 14 (0.18%) Concordance
6 14 (0.18%) Relativity
7 7 (0.092%) Oracle EBS
7 7 (0.092%) Rolfe and Nolan
7 7 (0.092%) Salesforce.com CRM
7 7 (0.092%) SAP Hybris
8 6 (0.079%) BusinessWorks
8 6 (0.079%) ION MarketView
9 5 (0.066%) BASE24
9 5 (0.066%) CSG Singleview
9 5 (0.066%) Documaker
9 5 (0.066%) FLEXCUBE
9 5 (0.066%) PeopleSoft CRM
9 5 (0.066%) Postilion
10 4 (0.053%) Shopify
Cloud Services
1 2,554 (33.59%) Amazon AWS
2 1,208 (15.89%) Microsoft Azure
3 451 (5.93%) SaaS
4 424 (5.58%) AWS CloudFormation
5 419 (5.51%) Google Cloud Platform
6 383 (5.04%) Amazon EC2
7 312 (4.10%) GitHub
8 296 (3.89%) Amazon S3
9 246 (3.24%) Cloud Computing
10 240 (3.16%) Office 365
11 210 (2.76%) IaaS
12 193 (2.54%) PaaS
13 142 (1.87%) Serverless
14 127 (1.67%) Amazon CloudWatch
15 125 (1.64%) AWS Lambda
16 97 (1.28%) Amazon ELB
17 92 (1.21%) Virtual Private Cloud
18 76 (1.00%) OpenShift
18 76 (1.00%) Route 53
19 72 (0.95%) Azure Active Directory
Communications & Networking
1 700 (9.21%) Firewall
2 599 (7.88%) TCP/IP
3 498 (6.55%) DNS
4 304 (4.00%) SAN
5 290 (3.81%) HTTP
6 275 (3.62%) VPN
7 227 (2.99%) Internet
8 202 (2.66%) LAN
9 195 (2.56%) DHCP
10 177 (2.33%) WAN
11 131 (1.72%) Network Security
12 115 (1.51%) SSL
13 109 (1.43%) NAS
14 104 (1.37%) Cisco ASA
15 86 (1.13%) Intrusion Detection
16 81 (1.07%) SSH
17 76 (1.00%) SMTP
17 76 (1.00%) VLAN
18 73 (0.96%) BGP
19 69 (0.91%) Wireless
Database & Business Intelligence
1 1,045 (13.74%) MySQL
2 732 (9.63%) SQL Server
3 644 (8.47%) NoSQL
4 642 (8.44%) PostgreSQL
5 617 (8.12%) Big Data
6 528 (6.94%) Relational Database
7 523 (6.88%) MongoDB
8 365 (4.80%) Hadoop
9 330 (4.34%) Blockchain
10 270 (3.55%) Redis
11 255 (3.35%) Oracle Database
12 243 (3.20%) RDBMS
13 213 (2.80%) Amazon RDS
14 176 (2.31%) Apache Cassandra
15 133 (1.75%) Apache Hive
16 127 (1.67%) DB2
17 125 (1.64%) Data Warehouse
18 106 (1.39%) HBase
19 86 (1.13%) Oracle Database 11g
20 83 (1.09%) SQL Server 2008
Development Applications
1 1,345 (17.69%) Git (software)
2 1,301 (17.11%) Jenkins
3 585 (7.69%) JIRA
4 364 (4.79%) Maven
5 344 (4.52%) Subversion
6 337 (4.43%) Atlassian Bamboo
7 299 (3.93%) TeamCity
8 256 (3.37%) Selenium
9 205 (2.70%) Octopus Deploy
10 174 (2.29%) Vagrant
11 165 (2.17%) JUnit
12 149 (1.96%) Gradle
13 129 (1.70%) Team Foundation Server
14 116 (1.53%) GitLab
15 106 (1.39%) Cucumber
16 97 (1.28%) Eclipse
17 88 (1.16%) Bitbucket
18 83 (1.09%) GoCD
18 83 (1.09%) Mocha
19 75 (0.99%) Ant
General
1 2,216 (29.15%) Finance
2 998 (13.13%) Banking
3 376 (4.95%) Investment Banking
4 295 (3.88%) Financial Institution
5 254 (3.34%) Front Office
6 230 (3.03%) Retail
7 217 (2.85%) Telecoms
8 194 (2.55%) Games
9 167 (2.20%) Marketing
10 139 (1.83%) Law
11 135 (1.78%) Advertising
12 121 (1.59%) Legal
13 95 (1.25%) Back Office
14 63 (0.83%) Publishing
15 45 (0.59%) Billing
16 43 (0.57%) Electronics
17 37 (0.49%) Pharmaceutical
18 26 (0.34%) Manufacturing
19 25 (0.33%) French Language
20 11 (0.14%) Online Betting
Job Titles
1 1,876 (24.67%) Developer
2 1,325 (17.43%) DevOps Engineer
3 673 (8.85%) Linux Engineer
4 541 (7.12%) Java Developer
5 523 (6.88%) Administrator
6 446 (5.87%) Analyst
7 402 (5.29%) AWS Engineer
8 384 (5.05%) Linux/Unix DevOps
9 379 (4.98%) Cloud Engineer
10 371 (4.88%) Senior Developer
11 365 (4.80%) Systems Administrator
12 361 (4.75%) AWS DevOps
13 328 (4.31%) Applications Support
14 325 (4.27%) Infrastructure Engineer
15 307 (4.04%) Systems Engineer
16 299 (3.93%) Linux DevOps Engineer
17 296 (3.89%) Python Developer
18 293 (3.85%) Linux Administrator
19 286 (3.76%) Consultant
20 285 (3.75%) AWS DevOps Engineer
Libraries, Frameworks & Software Standards
1 697 (9.17%) Web Services
2 656 (8.63%) HTML
3 534 (7.02%) CSS
4 447 (5.88%) Node.js
5 404 (5.31%) .NET
6 398 (5.23%) Spring
7 387 (5.09%) LAMP
8 365 (4.80%) REST
9 333 (4.38%) RESTful
10 296 (3.89%) Kafka
11 284 (3.74%) AngularJS
12 271 (3.56%) React
13 270 (3.55%) XML
14 225 (2.96%) Elastic Stack
15 223 (2.93%) RabbitMQ
16 221 (2.91%) JSON
17 208 (2.74%) HTML5
18 205 (2.70%) Middleware
19 204 (2.68%) LDAP
20 193 (2.54%) jQuery
Miscellaneous
1 749 (9.85%) Computer Science
2 613 (8.06%) Fintech
3 540 (7.10%) Analytical Skills
4 400 (5.26%) Linux Command Line
5 352 (4.63%) Data Centre
6 337 (4.43%) Self-Motivation
7 251 (3.30%) Algorithms
8 245 (3.22%) Foreign Exchange (FX)
9 222 (2.92%) Equities
10 219 (2.88%) Public Cloud
11 217 (2.85%) Management Information System
12 197 (2.59%) Hedge funds
13 190 (2.50%) Greenfield Project
14 188 (2.47%) Cyberthreat
14 188 (2.47%) Fixed Income
15 180 (2.37%) User Experience
16 157 (2.06%) Mobile App
17 149 (1.96%) Enterprise Software
18 148 (1.95%) Private Cloud
19 146 (1.92%) Virtual Team
Operating Systems
1 2,300 (30.25%) Windows
2 1,751 (23.03%) Unix
3 665 (8.75%) Red Hat Enterprise Linux
4 506 (6.66%) CentOS
5 505 (6.64%) Windows Server
6 366 (4.81%) Ubuntu
7 241 (3.17%) Solaris
8 197 (2.59%) Android
9 178 (2.34%) Windows Server 2008
10 176 (2.31%) Windows Server 2012
11 159 (2.09%) Debian
12 133 (1.75%) Mac OS X
13 125 (1.64%) Apple iOS
14 93 (1.22%) VMS
15 82 (1.08%) Windows 10
16 76 (1.00%) Mac OS
17 63 (0.83%) Windows 7
18 62 (0.82%) CoreOS
19 53 (0.70%) Fedora
20 47 (0.62%) AIX
Processes & Methodologies
1 2,527 (33.24%) DevOps
2 2,056 (27.04%) Agile Software Development
3 1,046 (13.76%) Problem-Solving
4 957 (12.59%) Continuous Integration
5 819 (10.77%) Software Engineering
6 751 (9.88%) Configuration Management
7 738 (9.71%) Test Automation
8 698 (9.18%) TDD
9 664 (8.73%) Microservices
10 657 (8.64%) Open Source
11 568 (7.47%) Analytics
12 538 (7.08%) Scrum
13 499 (6.56%) ITIL
14 411 (5.41%) Low Latency
15 409 (5.38%) Continuous Delivery
16 407 (5.35%) SDLC
17 389 (5.12%) High Availability
18 352 (4.63%) OO
19 328 (4.31%) BDD
20 319 (4.20%) Mentoring
Programming Languages
1 2,925 (38.47%) Python
2 2,153 (28.32%) Java
3 1,956 (25.73%) SQL
4 1,265 (16.64%) Bash Shell
5 1,046 (13.76%) JavaScript
6 886 (11.65%) Perl
7 840 (11.05%) C++
8 817 (10.75%) Ruby
9 689 (9.06%) PowerShell
10 613 (8.06%) PHP
11 559 (7.35%) Shell Script
12 468 (6.16%) C#
13 375 (4.93%) C
14 300 (3.95%) Go
15 269 (3.54%) Scala
16 220 (2.89%) Java 8
17 166 (2.18%) PL/SQL
18 150 (1.97%) ES6
19 113 (1.49%) Groovy
20 104 (1.37%) Korn
Qualifications
1 1,082 (14.23%) Degree
2 365 (4.80%) Computer Science Degree
3 216 (2.84%) CISSP
4 205 (2.70%) Cisco Certification
5 159 (2.09%) CCNA
6 144 (1.89%) Security Cleared
7 139 (1.83%) Microsoft Certification
8 120 (1.58%) AWS Certification
9 118 (1.55%) MCSE
10 111 (1.46%) Master's Degree
11 102 (1.34%) CCNP
12 93 (1.22%) CISM
13 85 (1.12%) Numerate Degree
14 65 (0.85%) CEH
15 61 (0.80%) RHCE
16 58 (0.76%) SC Cleared
17 57 (0.75%) MCSA
18 56 (0.74%) SANS
19 55 (0.72%) CompTIA Security+
19 55 (0.72%) DV Cleared
Quality Assurance & Compliance
1 380 (5.00%) QA
2 188 (2.47%) GCP
3 122 (1.60%) ISO/IEC 27001
4 80 (1.05%) SLA
5 67 (0.88%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 63 (0.83%) PCI DSS
7 53 (0.70%) GDPR
8 35 (0.46%) Data Quality
9 15 (0.20%) MiFID
10 10 (0.13%) PSD2
11 9 (0.12%) Sarbanes-Oxley
12 8 (0.11%) GPG13
12 8 (0.11%) ISO 9001
13 7 (0.092%) Cyber Essentials
13 7 (0.092%) HIPAA
13 7 (0.092%) PMO
14 6 (0.079%) PMBOK
15 5 (0.066%) Cyber Essentials PLUS
15 5 (0.066%) HL7
15 5 (0.066%) ISO 14001
System Software
1 1,701 (22.37%) Docker
2 719 (9.46%) Active Directory
3 512 (6.73%) VMware Infrastructure
4 260 (3.42%) Virtual Machines
5 225 (2.96%) Hyper-V
6 116 (1.53%) VMware ESXi
7 106 (1.39%) vSphere
8 91 (1.20%) HDFS
9 72 (0.95%) KVM
10 65 (0.85%) Oracle RAC
11 64 (0.84%) XenApp
12 62 (0.82%) iptables
13 53 (0.70%) NFS
14 41 (0.54%) Snort
15 36 (0.47%) LXC
16 34 (0.45%) Apache Flume
17 32 (0.42%) Xen
18 31 (0.41%) Veritas Cluster Server
19 29 (0.38%) VirtualBox
19 29 (0.38%) XenServer
Systems Management
1 1,552 (20.41%) Ansible
2 1,463 (19.24%) Puppet
3 1,030 (13.55%) Opscode Chef
4 962 (12.65%) Kubernetes
5 756 (9.94%) Terraform
6 292 (3.84%) Nagios
7 239 (3.14%) Salt
8 157 (2.06%) Docker Swarm
9 115 (1.51%) ZABBIX
10 99 (1.30%) Packer
11 95 (1.25%) Kibana
12 78 (1.03%) Consul
13 67 (0.88%) Prometheus
14 66 (0.87%) HAProxy
15 64 (0.84%) logstash
16 63 (0.83%) Graphite
16 63 (0.83%) Mesos
17 62 (0.82%) Grafana
18 59 (0.78%) SCCM
19 51 (0.67%) Oozie
Vendors
1 869 (11.43%) Oracle
2 846 (11.13%) Red Hat
3 844 (11.10%) VMware
4 726 (9.55%) Microsoft
5 418 (5.50%) Google
6 365 (4.80%) Cisco
7 322 (4.24%) Splunk
8 206 (2.71%) Citrix
9 204 (2.68%) Sybase
10 157 (2.06%) IBM
11 156 (2.05%) New Relic
12 130 (1.71%) HP
13 118 (1.55%) Atlassian
14 115 (1.51%) AppDynamics
15 101 (1.33%) SaltStack
16 98 (1.29%) EMC
17 96 (1.26%) NetApp
17 96 (1.26%) ServiceNow
18 95 (1.25%) Apple
19 87 (1.14%) SAP