Period
to 24 April 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 24 April 2018 with a comparison to the same period in the previous 2 years.

Linux
England > London
6 months to
24 Apr 2018
Same period 2017 Same period 2016
Rank 17 15 15
Rank change year-on-year -2 0 0
Permanent jobs citing Linux 7,412 8,250 9,453
As % of all permanent IT jobs advertised in London 10.59% 12.12% 11.33%
As % of the Operating Systems category 44.98% 48.71% 43.20%
Number of salaries quoted 6,114 6,945 8,122
London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £38,500 £35,750 £35,000
90th Percentile £93,750 £91,250 £85,000
England median annual salary £52,500 £50,000 £48,500
% change year-on-year +5.00% +3.09% +2.11%

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 16,478 16,936 21,882
As % of all permanent IT jobs advertised in London 23.55% 24.88% 26.22%
Number of salaries quoted 13,792 14,453 18,857
London median annual salary £56,000 £55,000 £52,500
Median salary % change year-on-year +1.82% +4.76% +5.00%
10th Percentile £31,250 £29,750 £28,500
90th Percentile £87,500 £85,000 £81,250
England median annual salary £47,500 £45,000 £44,500
% change year-on-year +5.56% +1.12% +4.71%

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 24 April 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 24 April 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 1,491 £65,000 +8.33% 320
West London +2 329 £55,000 - 165
South London -21 116 £50,000 +17.65% 21
East London -10 89 £61,250 -2.00% 58
North London -8 40 £62,500 +8.70% 8
Linux
England

For the 6 months to 24 April 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 2,863 (38.63%) Python
2 2,480 (33.46%) Amazon AWS
3 2,439 (32.91%) DevOps
4 2,083 (28.10%) Windows
5 2,061 (27.81%) Agile Software Development
6 2,043 (27.56%) Java
7 1,968 (26.55%) Finance
8 1,724 (23.26%) SQL
9 1,663 (22.44%) Unix
10 1,581 (21.33%) Docker
11 1,505 (20.30%) Ansible
12 1,402 (18.92%) Puppet
13 1,338 (18.05%) Git (software)
14 1,299 (17.53%) Jenkins
15 1,294 (17.46%) Bash Shell
16 1,227 (16.55%) MySQL
17 1,100 (14.84%) JavaScript
18 1,062 (14.33%) Degree
19 1,041 (14.04%) Microsoft Azure
20 989 (13.34%) Opscode Chef
21 949 (12.80%) Continuous Integration
22 857 (11.56%) Kubernetes
22 857 (11.56%) Problem-Solving
23 828 (11.17%) Oracle
24 826 (11.14%) VMware
25 811 (10.94%) Perl
26 797 (10.75%) PHP
26 797 (10.75%) Configuration Management
27 786 (10.60%) Ruby
28 783 (10.56%) C++

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
1 706 (9.53%) Apache
2 357 (4.82%) Elasticsearch
3 350 (4.72%) Tomcat
4 283 (3.82%) Apache Spark
5 266 (3.59%) nginx
6 245 (3.31%) Confluence
7 187 (2.52%) OpenStack
8 181 (2.44%) IIS
9 150 (2.02%) CMS
10 128 (1.73%) MS Exchange
11 107 (1.44%) WebSphere
12 106 (1.43%) Ethereum
13 90 (1.21%) JBoss
14 84 (1.13%) Apache Solr
15 79 (1.07%) WordPress
16 61 (0.82%) WebLogic
17 55 (0.74%) Drupal
18 52 (0.70%) SharePoint
19 50 (0.67%) Jetty
20 44 (0.59%) Oracle SOA Suite
Applications
1 90 (1.21%) Microsoft Office
2 59 (0.80%) Microsoft Excel
3 29 (0.39%) Adobe Creative Suite
4 26 (0.35%) Photoshop
5 25 (0.34%) MS Visio
6 21 (0.28%) SPSS
7 13 (0.18%) Microsoft PowerPoint
8 8 (0.11%) Spreadsheet
9 7 (0.094%) Maya
10 5 (0.067%) Adobe Illustrator
10 5 (0.067%) NUKE
11 4 (0.054%) Houdini
11 4 (0.054%) Stata
12 3 (0.040%) Adobe Premiere
12 3 (0.040%) GIMP
12 3 (0.040%) LibreOffice
12 3 (0.040%) Mozilla Thunderbird
13 1 (0.013%) GNU Octave
13 1 (0.013%) HipChat
13 1 (0.013%) Weka
Business Applications
1 75 (1.01%) Distributed Ledger
2 33 (0.45%) Dynamics CRM
3 32 (0.43%) Magento
4 23 (0.31%) MetaTrader
5 19 (0.26%) Remedy ITSM
6 15 (0.20%) Payment Gateway
6 15 (0.20%) Unit4 Business World
7 14 (0.19%) Salesforce.com CRM
8 12 (0.16%) iTrent
9 11 (0.15%) SAP Hybris
10 9 (0.12%) Oracle EBS
10 9 (0.12%) RMDS
11 8 (0.11%) BusinessWorks
11 8 (0.11%) Rolfe and Nolan
12 6 (0.081%) Oracle Retail
13 5 (0.067%) Dynamics NAV
13 5 (0.067%) FLEXCUBE
14 4 (0.054%) CSG Singleview
14 4 (0.054%) Endur
14 4 (0.054%) Markit EDM
Cloud Services
1 2,480 (33.46%) Amazon AWS
2 1,041 (14.04%) Microsoft Azure
3 460 (6.21%) SaaS
4 399 (5.38%) AWS CloudFormation
5 347 (4.68%) Google Cloud Platform
6 340 (4.59%) Amazon EC2
7 250 (3.37%) Amazon S3
8 243 (3.28%) Cloud Computing
8 243 (3.28%) IaaS
9 239 (3.22%) GitHub
10 226 (3.05%) PaaS
11 167 (2.25%) Office 365
12 108 (1.46%) Amazon ELB
13 100 (1.35%) Amazon CloudWatch
14 93 (1.25%) Serverless
15 82 (1.11%) OpenShift
15 82 (1.11%) Virtual Private Cloud
16 81 (1.09%) AWS Lambda
17 72 (0.97%) Route 53
18 59 (0.80%) Slack
Communications & Networking
1 696 (9.39%) Firewall
2 633 (8.54%) TCP/IP
3 495 (6.68%) DNS
4 258 (3.48%) VPN
5 256 (3.45%) HTTP
6 243 (3.28%) Internet
6 243 (3.28%) SAN
7 196 (2.64%) WAN
8 179 (2.42%) LAN
9 178 (2.40%) DHCP
10 166 (2.24%) Network Security
11 113 (1.52%) Cisco ASA
12 98 (1.32%) SSL
13 86 (1.16%) NAS
14 82 (1.11%) VLAN
15 80 (1.08%) Intrusion Detection
16 77 (1.04%) SMTP
17 68 (0.92%) BGP
18 67 (0.90%) SSH
19 58 (0.78%) VoIP
Database & Business Intelligence
1 1,227 (16.55%) MySQL
2 659 (8.89%) PostgreSQL
3 640 (8.63%) SQL Server
4 589 (7.95%) NoSQL
5 528 (7.12%) MongoDB
6 469 (6.33%) Big Data
7 449 (6.06%) Relational Database
8 397 (5.36%) Hadoop
9 276 (3.72%) Redis
10 272 (3.67%) Blockchain
11 238 (3.21%) Oracle Database
12 227 (3.06%) RDBMS
13 203 (2.74%) Apache Cassandra
14 151 (2.04%) Amazon RDS
15 130 (1.75%) Apache Hive
16 128 (1.73%) Data Warehouse
17 117 (1.58%) HBase
18 79 (1.07%) DB2
19 67 (0.90%) Amazon Redshift
20 59 (0.80%) SQL Server Integration Services
Development Applications
1 1,338 (18.05%) Git (software)
2 1,299 (17.53%) Jenkins
3 540 (7.29%) JIRA
4 316 (4.26%) Subversion
5 301 (4.06%) Maven
6 296 (3.99%) Atlassian Bamboo
7 267 (3.60%) TeamCity
8 199 (2.68%) Selenium
9 184 (2.48%) Vagrant
10 136 (1.83%) Octopus Deploy
11 135 (1.82%) Gradle
12 130 (1.75%) JUnit
13 115 (1.55%) Cucumber
14 114 (1.54%) Team Foundation Server
15 97 (1.31%) GitLab
16 87 (1.17%) Bitbucket
17 76 (1.03%) GoCD
17 76 (1.03%) Mocha
18 69 (0.93%) Ant
18 69 (0.93%) Visual Studio
General
1 1,968 (26.55%) Finance
2 774 (10.44%) Banking
3 296 (3.99%) Front Office
4 283 (3.82%) Telecoms
5 235 (3.17%) Retail
6 229 (3.09%) Games
7 187 (2.52%) Investment Banking
8 182 (2.46%) Marketing
9 157 (2.12%) Financial Institution
10 149 (2.01%) Advertising
11 145 (1.96%) Legal
12 115 (1.55%) Back Office
13 109 (1.47%) Law
14 85 (1.15%) Publishing
15 44 (0.59%) Billing
16 43 (0.58%) Electronics
17 32 (0.43%) Manufacturing
18 31 (0.42%) Pharmaceutical
19 20 (0.27%) French Language
20 18 (0.24%) Online Betting
Job Titles
1 1,844 (24.88%) Developer
2 1,292 (17.43%) DevOps Engineer
3 646 (8.72%) Linux Engineer
4 457 (6.17%) Administrator
5 452 (6.10%) Analyst
6 451 (6.08%) Java Developer
7 411 (5.55%) AWS Engineer
8 400 (5.40%) Linux/Unix DevOps
9 370 (4.99%) Cloud Engineer
10 369 (4.98%) AWS DevOps
11 359 (4.84%) Consultant
12 355 (4.79%) Senior Developer
13 340 (4.59%) Applications Support
14 331 (4.47%) Systems Administrator
15 312 (4.21%) Software Engineer
16 298 (4.02%) Linux DevOps Engineer
17 294 (3.97%) AWS DevOps Engineer
18 283 (3.82%) Linux Administrator
18 283 (3.82%) Systems Engineer
19 271 (3.66%) PHP Developer
Libraries, Frameworks & Software Standards
1 715 (9.65%) HTML
2 669 (9.03%) Web Services
3 604 (8.15%) CSS
4 495 (6.68%) Node.js
5 423 (5.71%) LAMP
6 397 (5.36%) .NET
7 356 (4.80%) REST
8 347 (4.68%) RESTful
9 340 (4.59%) AngularJS
9 340 (4.59%) Spring
10 321 (4.33%) Kafka
11 265 (3.58%) jQuery
12 257 (3.47%) XML
13 253 (3.41%) HTML5
13 253 (3.41%) React
14 233 (3.14%) Elastic Stack
15 197 (2.66%) JSON
16 189 (2.55%) RabbitMQ
17 183 (2.47%) FIX Protocol
18 154 (2.08%) Middleware
Miscellaneous
1 725 (9.78%) Computer Science
2 559 (7.54%) Fintech
3 465 (6.27%) Analytical Skills
4 424 (5.72%) Linux Command Line
5 391 (5.28%) Data Centre
6 327 (4.41%) Self-Motivation
7 286 (3.86%) Algorithms
8 246 (3.32%) Public Cloud
9 228 (3.08%) Foreign Exchange (FX)
10 226 (3.05%) Management Information System
11 224 (3.02%) Equities
12 205 (2.77%) Greenfield Project
12 205 (2.77%) Hedge funds
13 195 (2.63%) User Experience
14 180 (2.43%) Fixed Income
15 175 (2.36%) Private Cloud
16 167 (2.25%) Mobile App
17 125 (1.69%) Replication
18 121 (1.63%) Enterprise Software
19 120 (1.62%) Data Structures
Operating Systems
1 2,083 (28.10%) Windows
2 1,663 (22.44%) Unix
3 583 (7.87%) Red Hat Enterprise Linux
4 505 (6.81%) CentOS
5 457 (6.17%) Windows Server
6 358 (4.83%) Ubuntu
7 242 (3.26%) Solaris
8 184 (2.48%) Android
9 183 (2.47%) Debian
10 162 (2.19%) Windows Server 2012
11 139 (1.88%) Apple iOS
12 134 (1.81%) Windows Server 2008
13 123 (1.66%) Mac OS X
14 74 (1.00%) Mac OS
15 72 (0.97%) VMS
16 71 (0.96%) Windows 7
17 68 (0.92%) CoreOS
18 67 (0.90%) Windows 10
19 39 (0.53%) AIX
19 39 (0.53%) SUSE
Processes & Methodologies
1 2,439 (32.91%) DevOps
2 2,061 (27.81%) Agile Software Development
3 949 (12.80%) Continuous Integration
4 857 (11.56%) Problem-Solving
5 797 (10.75%) Configuration Management
6 728 (9.82%) Software Engineering
7 722 (9.74%) TDD
8 632 (8.53%) Open Source
9 606 (8.18%) Test Automation
10 602 (8.12%) Scrum
11 596 (8.04%) Microservices
12 550 (7.42%) Analytics
13 478 (6.45%) ITIL
14 416 (5.61%) BDD
15 410 (5.53%) Continuous Delivery
16 386 (5.21%) OO
17 367 (4.95%) E-Commerce
18 346 (4.67%) MVC
19 337 (4.55%) High Availability
20 324 (4.37%) Information Security
Programming Languages
1 2,863 (38.63%) Python
2 2,043 (27.56%) Java
3 1,724 (23.26%) SQL
4 1,294 (17.46%) Bash Shell
5 1,100 (14.84%) JavaScript
6 811 (10.94%) Perl
7 797 (10.75%) PHP
8 786 (10.60%) Ruby
9 783 (10.56%) C++
10 637 (8.59%) PowerShell
11 517 (6.98%) Shell Script
12 454 (6.13%) C#
13 405 (5.46%) C
14 293 (3.95%) Scala
15 289 (3.90%) Go
16 197 (2.66%) Java 8
17 131 (1.77%) ES6
18 107 (1.44%) PL/SQL
19 99 (1.34%) R
20 97 (1.31%) Groovy
Qualifications
1 1,062 (14.33%) Degree
2 316 (4.26%) Computer Science Degree
3 206 (2.78%) CISSP
4 182 (2.46%) Cisco Certification
5 171 (2.31%) Security Cleared
6 131 (1.77%) Microsoft Certification
7 130 (1.75%) CCNA
8 118 (1.59%) CISM
9 107 (1.44%) AWS Certification
10 106 (1.43%) MCSE
11 92 (1.24%) CCNP
12 77 (1.04%) Master's Degree
13 74 (1.00%) PhD
14 71 (0.96%) SANS
15 65 (0.88%) CEH
16 60 (0.81%) Numerate Degree
17 59 (0.80%) GCIH
17 59 (0.80%) MCSA
18 58 (0.78%) GIAC
19 56 (0.76%) SC Cleared
Quality Assurance & Compliance
1 405 (5.46%) QA
2 145 (1.96%) ISO/IEC 27001
3 139 (1.88%) GCP
4 93 (1.25%) PCI DSS
4 93 (1.25%) SLA
5 45 (0.61%) Data Quality
6 44 (0.59%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
7 37 (0.50%) GDPR
8 21 (0.28%) COBIT
9 20 (0.27%) Sarbanes-Oxley
10 16 (0.22%) Cyber Essentials
11 14 (0.19%) GPG13
12 12 (0.16%) ISO 9001
13 11 (0.15%) HIPAA
13 11 (0.15%) PSD2
14 10 (0.13%) SEPA
15 9 (0.12%) Cyber Essentials PLUS
15 9 (0.12%) ISO 14001
15 9 (0.12%) MiFID
15 9 (0.12%) Solvency II
System Software
1 1,581 (21.33%) Docker
2 522 (7.04%) Active Directory
3 481 (6.49%) VMware Infrastructure
4 214 (2.89%) Virtual Machines
5 185 (2.50%) Hyper-V
6 103 (1.39%) VMware ESXi
7 96 (1.30%) vSphere
8 86 (1.16%) HDFS
9 74 (1.00%) KVM
10 59 (0.80%) XenApp
11 58 (0.78%) iptables
12 54 (0.73%) NFS
12 54 (0.73%) Snort
13 44 (0.59%) LXC
14 43 (0.58%) Apache Flume
14 43 (0.58%) Xen
15 36 (0.49%) Oracle RAC
16 28 (0.38%) XenServer
17 26 (0.35%) Firmware
17 26 (0.35%) VMware NSX
Systems Management
1 1,505 (20.30%) Ansible
2 1,402 (18.92%) Puppet
3 989 (13.34%) Opscode Chef
4 857 (11.56%) Kubernetes
5 693 (9.35%) Terraform
6 316 (4.26%) Nagios
7 203 (2.74%) Salt
8 126 (1.70%) Docker Swarm
9 107 (1.44%) ZABBIX
10 98 (1.32%) Packer
11 85 (1.15%) HAProxy
12 84 (1.13%) Kibana
13 78 (1.05%) Consul
14 70 (0.94%) logstash
15 68 (0.92%) Grafana
16 67 (0.90%) Prometheus
17 62 (0.84%) SCCM
18 58 (0.78%) Nessus
19 52 (0.70%) Mesos
20 50 (0.67%) Single Sign-On
Vendors
1 828 (11.17%) Oracle
2 826 (11.14%) VMware
3 706 (9.53%) Red Hat
4 687 (9.27%) Microsoft
5 376 (5.07%) Cisco
6 369 (4.98%) Google
7 293 (3.95%) Splunk
8 171 (2.31%) Citrix
9 159 (2.15%) Sybase
10 138 (1.86%) HP
11 132 (1.78%) IBM
12 112 (1.51%) NetApp
13 107 (1.44%) Atlassian
13 107 (1.44%) New Relic
14 97 (1.31%) AppDynamics
15 90 (1.21%) EMC
15 90 (1.21%) SaltStack
15 90 (1.21%) TIBCO
16 88 (1.19%) Apple
16 88 (1.19%) Bloomberg