Period
to 17 November 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 17 November 2018 with a comparison to the same period in the previous 2 years.

Linux
England > London
6 months to
17 Nov 2018
Same period 2017 Same period 2016
Rank 19 16 15
Rank change year-on-year -3 -1 0
Permanent jobs citing Linux 6,991 8,579 8,800
As % of all permanent IT jobs advertised in London 10.46% 11.35% 11.57%
As % of the Operating Systems category 46.16% 45.68% 46.12%
Number of salaries quoted 5,738 6,559 7,561
London median annual salary £65,000 £60,000 £57,500
Median salary % change year-on-year +8.33% +4.35% -
10th Percentile £40,000 £36,250 £35,000
90th Percentile £95,000 £90,000 £86,250
England median annual salary £55,000 £50,000 £50,000
% change year-on-year +10.00% - +3.09%

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 15,144 18,780 19,080
As % of all permanent IT jobs advertised in London 22.66% 24.84% 25.08%
Number of salaries quoted 12,588 14,500 16,578
London median annual salary £57,500 £55,000 £55,000
Median salary % change year-on-year +4.55% - +4.76%
10th Percentile £30,000 £30,000 £29,250
90th Percentile £90,000 £85,000 £82,500
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - -

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 17 November 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 17 November 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 -5 1,489 £67,500 +12.50% 348
West London -1 294 £57,500 - 197
South London -1 173 £55,625 +30.88% 53
East London +6 119 £55,000 -12.00% 66
North London -4 26 £45,000 -5.26% 20
Linux
England

For the 6 months to 17 November 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 2,797 (40.01%) Python
2 2,437 (34.86%) DevOps
3 2,306 (32.99%) Windows
4 2,264 (32.38%) Amazon AWS
5 2,118 (30.30%) Finance
6 1,967 (28.14%) Java
7 1,847 (26.42%) SQL
8 1,818 (26.00%) Agile Software Development
9 1,677 (23.99%) Docker
10 1,571 (22.47%) Ansible
11 1,555 (22.24%) Unix
12 1,303 (18.64%) Puppet
13 1,270 (18.17%) Git (software)
14 1,241 (17.75%) Bash Shell
15 1,239 (17.72%) Jenkins
16 1,167 (16.69%) Microsoft Azure
17 1,069 (15.29%) Kubernetes
18 1,025 (14.66%) Opscode Chef
19 937 (13.40%) JavaScript
20 894 (12.79%) Red Hat
21 871 (12.46%) Continuous Integration
22 870 (12.44%) Degree
23 819 (11.72%) C++
24 799 (11.43%) Banking
25 797 (11.40%) Problem-Solving
26 785 (11.23%) Terraform
27 773 (11.06%) MySQL
28 766 (10.96%) Software Engineering
29 765 (10.94%) Perl
30 763 (10.91%) VMware

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
1 586 (8.38%) Apache
2 279 (3.99%) Tomcat
3 262 (3.75%) Elasticsearch
4 259 (3.70%) Confluence
5 203 (2.90%) nginx
6 200 (2.86%) Apache Spark
7 175 (2.50%) OpenStack
8 172 (2.46%) IIS
9 116 (1.66%) MS Exchange
10 91 (1.30%) CMS
11 90 (1.29%) SharePoint
12 88 (1.26%) JBoss
13 86 (1.23%) WordPress
14 66 (0.94%) WebSphere
15 61 (0.87%) Ethereum
16 59 (0.84%) Skype for Business
17 50 (0.72%) Drupal
18 44 (0.63%) WebLogic
19 41 (0.59%) Apache Solr
20 26 (0.37%) Mule
Applications
1 111 (1.59%) Microsoft Office
2 32 (0.46%) Microsoft PowerPoint
3 26 (0.37%) Microsoft Excel
3 26 (0.37%) Photoshop
4 24 (0.34%) MS Visio
5 20 (0.29%) Adobe Illustrator
6 5 (0.072%) Spreadsheet
7 4 (0.057%) Adobe Creative Suite
8 3 (0.043%) Adobe Premiere
8 3 (0.043%) AutoCAD
8 3 (0.043%) Stata
9 2 (0.029%) Avid Media Composer
9 2 (0.029%) HipChat
9 2 (0.029%) Maya
9 2 (0.029%) NUKE
10 1 (0.014%) Adobe After Effects
10 1 (0.014%) Houdini
10 1 (0.014%) InVision
10 1 (0.014%) Microsoft Project
Business Applications
1 54 (0.77%) Distributed Ledger
2 24 (0.34%) Magento
3 21 (0.30%) Dynamics CRM
4 20 (0.29%) Remedy ITSM
5 17 (0.24%) Relativity
6 15 (0.21%) Oracle EBS
7 13 (0.19%) Concordance
8 10 (0.14%) Oracle Retail
9 8 (0.11%) ION MarketView
10 7 (0.10%) SAP Hybris
11 5 (0.072%) Global One
11 5 (0.072%) Oracle Applications
11 5 (0.072%) Oracle BPM
11 5 (0.072%) Salerio
11 5 (0.072%) SAP Oil and Gas
12 4 (0.057%) BASE24
12 4 (0.057%) IBM Operational Decision Manager
12 4 (0.057%) Postilion
12 4 (0.057%) Rolfe and Nolan
13 3 (0.043%) Payment Gateway
Cloud Services
1 2,264 (32.38%) Amazon AWS
2 1,167 (16.69%) Microsoft Azure
3 527 (7.54%) Google Cloud Platform
4 356 (5.09%) AWS CloudFormation
5 341 (4.88%) Amazon EC2
6 318 (4.55%) SaaS
7 268 (3.83%) GitHub
8 261 (3.73%) Amazon S3
9 246 (3.52%) Office 365
10 217 (3.10%) Cloud Computing
11 165 (2.36%) PaaS
12 155 (2.22%) Serverless
13 134 (1.92%) IaaS
14 122 (1.75%) AWS Lambda
15 109 (1.56%) Amazon CloudWatch
16 106 (1.52%) Azure Active Directory
17 97 (1.39%) Virtual Private Cloud
18 78 (1.12%) OpenShift
19 75 (1.07%) Amazon SQS
20 72 (1.03%) Route 53
Communications & Networking
1 693 (9.91%) Firewall
2 483 (6.91%) TCP/IP
3 386 (5.52%) DNS
4 253 (3.62%) VPN
5 217 (3.10%) SAN
6 198 (2.83%) LAN
7 193 (2.76%) HTTP
8 187 (2.67%) Internet
8 187 (2.67%) WAN
9 149 (2.13%) DHCP
10 116 (1.66%) Network Security
11 93 (1.33%) SSL
12 89 (1.27%) Intrusion Detection
13 87 (1.24%) VoIP
14 85 (1.22%) BGP
15 84 (1.20%) VLAN
16 78 (1.12%) NAS
17 75 (1.07%) SSH
18 58 (0.83%) OSPF
19 57 (0.82%) Wi-Fi
Database & Business Intelligence
1 773 (11.06%) MySQL
2 609 (8.71%) SQL Server
3 464 (6.64%) PostgreSQL
4 461 (6.59%) Relational Database
5 440 (6.29%) Big Data
6 425 (6.08%) NoSQL
7 299 (4.28%) MongoDB
8 249 (3.56%) Hadoop
9 235 (3.36%) Blockchain
10 217 (3.10%) Oracle Database
11 205 (2.93%) Amazon RDS
12 169 (2.42%) Redis
13 155 (2.22%) RDBMS
14 138 (1.97%) Apache Cassandra
15 132 (1.89%) Data Warehouse
16 111 (1.59%) Apache Hive
17 76 (1.09%) SQL Server 2008
18 74 (1.06%) DB2
19 72 (1.03%) HBase
20 71 (1.02%) Amazon DynamoDB
Development Applications
1 1,270 (18.17%) Git (software)
2 1,239 (17.72%) Jenkins
3 596 (8.53%) JIRA
4 354 (5.06%) Maven
5 326 (4.66%) TeamCity
6 322 (4.61%) Atlassian Bamboo
7 293 (4.19%) Subversion
8 248 (3.55%) Octopus Deploy
9 200 (2.86%) Selenium
10 133 (1.90%) Gradle
11 132 (1.89%) Vagrant
12 131 (1.87%) Team Foundation Server
13 130 (1.86%) JUnit
14 126 (1.80%) GitLab
15 109 (1.56%) Bitbucket
16 84 (1.20%) Cucumber
17 81 (1.16%) Sonatype Nexus
18 80 (1.14%) Travis CI
19 60 (0.86%) Hudson
20 58 (0.83%) GoCD
General
1 2,118 (30.30%) Finance
2 799 (11.43%) Banking
3 266 (3.80%) Investment Banking
4 220 (3.15%) Front Office
5 194 (2.77%) Games
6 193 (2.76%) Retail
7 185 (2.65%) Marketing
8 161 (2.30%) Financial Institution
9 157 (2.25%) Telecoms
10 140 (2.00%) Advertising
11 130 (1.86%) Law
12 108 (1.54%) Legal
13 94 (1.34%) Back Office
14 62 (0.89%) Publishing
15 38 (0.54%) Electronics
16 25 (0.36%) Pharmaceutical
17 24 (0.34%) Manufacturing
18 20 (0.29%) French Language
19 15 (0.21%) German Language
19 15 (0.21%) Spanish Language
Job Titles
1 1,568 (22.43%) Developer
2 1,287 (18.41%) DevOps Engineer
3 640 (9.15%) Linux Engineer
4 531 (7.60%) Java Developer
5 529 (7.57%) Administrator
6 494 (7.07%) Analyst
7 405 (5.79%) Systems Administrator
8 338 (4.83%) Linux/Unix DevOps
8 338 (4.83%) Senior Developer
9 325 (4.65%) AWS Engineer
10 322 (4.61%) Infrastructure Engineer
11 281 (4.02%) Applications Support
12 280 (4.01%) Software Engineer
13 273 (3.91%) Linux Administrator
14 271 (3.88%) AWS DevOps
15 263 (3.76%) Linux DevOps Engineer
15 263 (3.76%) Support Analyst
16 260 (3.72%) Python Developer
17 258 (3.69%) Linux Systems Administrator
18 251 (3.59%) Cloud Engineer
Libraries, Frameworks & Software Standards
1 599 (8.57%) HTML
2 581 (8.31%) Web Services
3 497 (7.11%) CSS
4 396 (5.66%) .NET
5 389 (5.56%) Node.js
6 363 (5.19%) LAMP
7 356 (5.09%) Spring
8 314 (4.49%) AngularJS
9 269 (3.85%) Elastic Stack
10 255 (3.65%) React
11 252 (3.60%) REST
12 251 (3.59%) XML
13 250 (3.58%) Kafka
14 242 (3.46%) RESTful
15 233 (3.33%) HTML5
16 185 (2.65%) jQuery
16 185 (2.65%) Middleware
17 179 (2.56%) JSON
18 174 (2.49%) RabbitMQ
19 168 (2.40%) LDAP
Miscellaneous
1 644 (9.21%) Computer Science
2 576 (8.24%) Fintech
3 508 (7.27%) Analytical Skills
4 391 (5.59%) Linux Command Line
5 299 (4.28%) Data Centre
6 276 (3.95%) Hedge funds
7 223 (3.19%) Self-Motivation
8 211 (3.02%) Foreign Exchange (FX)
9 200 (2.86%) Greenfield Project
10 186 (2.66%) Algorithms
11 185 (2.65%) Equities
12 173 (2.47%) Management Information System
13 171 (2.45%) Fixed Income
14 159 (2.27%) Public Cloud
15 144 (2.06%) Derivative
16 141 (2.02%) Data Structures
17 132 (1.89%) User Experience
18 130 (1.86%) Enterprise Software
19 117 (1.67%) Clustering
20 114 (1.63%) Mobile App
Operating Systems
1 2,306 (32.99%) Windows
2 1,555 (22.24%) Unix
3 710 (10.16%) Red Hat Enterprise Linux
4 573 (8.20%) Windows Server
5 502 (7.18%) CentOS
6 389 (5.56%) Ubuntu
7 228 (3.26%) Solaris
8 167 (2.39%) Debian
9 149 (2.13%) Windows Server 2008
10 144 (2.06%) Android
11 143 (2.05%) Windows Server 2012
12 121 (1.73%) Apple iOS
13 110 (1.57%) Mac OS X
14 101 (1.44%) Windows 10
15 80 (1.14%) Windows 7
16 70 (1.00%) AIX
17 67 (0.96%) Fedora
18 58 (0.83%) CoreOS
18 58 (0.83%) VMS
19 56 (0.80%) Mac OS
Processes & Methodologies
1 2,437 (34.86%) DevOps
2 1,818 (26.00%) Agile Software Development
3 871 (12.46%) Continuous Integration
4 797 (11.40%) Problem-Solving
5 766 (10.96%) Software Engineering
6 704 (10.07%) Configuration Management
7 691 (9.88%) Test Automation
8 674 (9.64%) Open Source
9 598 (8.55%) Microservices
10 528 (7.55%) TDD
11 516 (7.38%) Infrastructure Engineering
12 466 (6.67%) ITIL
13 450 (6.44%) Scrum
14 440 (6.29%) Cybersecurity
15 396 (5.66%) Analytics
16 394 (5.64%) Information Security
17 392 (5.61%) Continuous Delivery
18 367 (5.25%) High Availability
19 326 (4.66%) SDLC
20 294 (4.21%) Machine Learning
Programming Languages
1 2,797 (40.01%) Python
2 1,967 (28.14%) Java
3 1,847 (26.42%) SQL
4 1,241 (17.75%) Bash Shell
5 937 (13.40%) JavaScript
6 819 (11.72%) C++
7 765 (10.94%) Perl
8 712 (10.18%) Ruby
9 705 (10.08%) PowerShell
10 604 (8.64%) PHP
11 501 (7.17%) Shell Script
12 493 (7.05%) C#
13 367 (5.25%) Go
14 299 (4.28%) C
15 199 (2.85%) Scala
16 156 (2.23%) PL/SQL
17 150 (2.15%) Java 8
18 143 (2.05%) Korn
19 105 (1.50%) Bourne shell
20 102 (1.46%) ES6
Qualifications
1 870 (12.44%) Degree
2 334 (4.78%) Computer Science Degree
3 258 (3.69%) CISSP
4 171 (2.45%) Security Cleared
5 161 (2.30%) Cisco Certification
6 126 (1.80%) CCNA
7 123 (1.76%) Microsoft Certification
8 107 (1.53%) SC Cleared
9 102 (1.46%) RHCE
10 97 (1.39%) CEH
11 90 (1.29%) MCSE
12 84 (1.20%) GIAC
13 83 (1.19%) Numerate Degree
14 82 (1.17%) CISM
15 81 (1.16%) AWS Certification
16 79 (1.13%) CompTIA Security+
17 77 (1.10%) Master's Degree
18 63 (0.90%) DV Cleared
19 59 (0.84%) CCNP
20 58 (0.83%) CISMP
Quality Assurance & Compliance
1 328 (4.69%) QA
2 170 (2.43%) ISO/IEC 27001
3 94 (1.34%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
4 80 (1.14%) GDPR
5 53 (0.76%) SLA
6 41 (0.59%) PCI DSS
7 34 (0.49%) Data Quality
8 32 (0.46%) MiFID
9 15 (0.21%) PMO
10 14 (0.20%) ISO/IEC 20000
11 11 (0.16%) COBIT
12 9 (0.13%) HL7
13 8 (0.11%) ISO 20022
13 8 (0.11%) SEPA
14 7 (0.10%) Cyber Essentials
15 5 (0.072%) PMBOK
15 5 (0.072%) Sarbanes-Oxley
16 4 (0.057%) ISO 22301
16 4 (0.057%) JSP 440
17 3 (0.043%) SSAE 16
System Software
1 1,677 (23.99%) Docker
2 670 (9.58%) Active Directory
3 497 (7.11%) VMware Infrastructure
4 206 (2.95%) Virtual Machines
5 149 (2.13%) Hyper-V
6 118 (1.69%) VMware ESXi
7 116 (1.66%) vSphere
8 66 (0.94%) KVM
9 61 (0.87%) NFS
10 60 (0.86%) HDFS
11 52 (0.74%) iptables
12 51 (0.73%) Snort
13 50 (0.72%) XenApp
14 46 (0.66%) Xen
15 41 (0.59%) Oracle RAC
16 37 (0.53%) Virtual Servers
17 35 (0.50%) Apache ZooKeeper
18 27 (0.39%) VirtualBox
19 26 (0.37%) Samba
20 25 (0.36%) XenDesktop
Systems Management
1 1,571 (22.47%) Ansible
2 1,303 (18.64%) Puppet
3 1,069 (15.29%) Kubernetes
4 1,025 (14.66%) Opscode Chef
5 785 (11.23%) Terraform
6 280 (4.01%) Salt
7 214 (3.06%) Nagios
8 166 (2.37%) Docker Swarm
9 116 (1.66%) Packer
10 109 (1.56%) Prometheus
10 109 (1.56%) ZABBIX
11 97 (1.39%) Kibana
12 87 (1.24%) SCCM
13 85 (1.22%) Grafana
14 81 (1.16%) Consul
15 80 (1.14%) logstash
16 78 (1.12%) Graphite
17 76 (1.09%) Mesos
18 65 (0.93%) HAProxy
19 51 (0.73%) Control-M
Vendors
1 894 (12.79%) Red Hat
2 763 (10.91%) VMware
3 739 (10.57%) Oracle
4 704 (10.07%) Microsoft
5 455 (6.51%) Google
6 355 (5.08%) Cisco
7 219 (3.13%) Splunk
8 213 (3.05%) Citrix
9 159 (2.27%) Sybase
10 145 (2.07%) HP
11 137 (1.96%) Atlassian
12 130 (1.86%) New Relic
13 117 (1.67%) IBM
13 117 (1.67%) SaltStack
14 111 (1.59%) NetApp
15 101 (1.44%) EMC
16 97 (1.39%) Apple
17 74 (1.06%) ServiceNow
18 70 (1.00%) SolarWinds
19 69 (0.99%) Dell