Period
to 18 August 2017

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 18 August 2017 with a comparison to the same period in the previous 2 years.

Linux
England > London
6 months to
18 Aug 2017
Same period 2016 Same period 2015
Rank 15 16 16
Rank change year-on-year +1 0 0
Permanent jobs citing Linux 8969 9201 9989
As % of all permanent IT jobs advertised in London 12.12% 11.38% 11.26%
As % of the Operating Systems category 47.48% 44.21% 41.05%
Number of salaries quoted 7127 7951 8554
London median annual salary £60,000 £57,500 £57,500
Median salary % change year-on-year +4.35% - +9.52%
10th Percentile £35,000 £35,000 £35,000
90th Percentile £90,000 £85,000 £85,000
England median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% +5.56%

Linux is in the operating system skills category. The next 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.

Operating System Skills
London
Permanent job vacancies with a requirement for operating system skills 18889 20811 24335
As % of all permanent IT job vacancies advertised in London 25.52% 25.73% 27.42%
Number of salaries quoted 14980 18190 21003
London median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £30,000 £28,500 £28,375
90th Percentile £83,750 £80,000 £78,750
England median annual salary £45,000 £45,000 £44,000
% change year-on-year - +2.27% +3.53%

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 18 August 2017.

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 18 August 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 +2 1560 £60,000 +1.69% 183
West London +2 422 £57,500 +15.00% 54
South London -1 168 £42,500 -10.53% 7
East London -6 106 £60,000 +14.29% 29
North London 0 30 £46,000 -10.24% 3
Linux
England

For the 6 months to 18 August 2017, IT jobs citing Linux 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 Linux.

1 2807 (31.30%) Finance
2 2763 (30.81%) Java
3 2733 (30.47%) Python
4 2673 (29.80%) Windows
5 2632 (29.35%) DevOps
6 2505 (27.93%) Agile Software Development
7 2249 (25.08%) Unix
8 2145 (23.92%) SQL
9 2139 (23.85%) Amazon AWS
10 1606 (17.91%) Puppet
11 1578 (17.59%) Jenkins
12 1451 (16.18%) Ansible
13 1450 (16.17%) Git (software)
14 1371 (15.29%) Banking
15 1334 (14.87%) MySQL
16 1316 (14.67%) Degree
17 1295 (14.44%) Docker
18 1277 (14.24%) Bash Shell
19 1261 (14.06%) Continuous Integration
20 1225 (13.66%) JavaScript
21 1189 (13.26%) VMware
22 1158 (12.91%) Oracle
23 1149 (12.81%) Red Hat
24 1056 (11.77%) Opscode Chef
25 1045 (11.65%) Apache
26 999 (11.14%) C++
27 995 (11.09%) Perl
28 988 (11.02%) Computer Science
29 943 (10.51%) Firewall
30 901 (10.05%) Red Hat Enterprise Linux

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 1045 (11.65%) Apache
2 634 (7.07%) Tomcat
3 401 (4.47%) Elasticsearch
4 324 (3.61%) IIS
5 321 (3.58%) nginx
6 311 (3.47%) Confluence
7 301 (3.36%) OpenStack
8 220 (2.45%) JBoss
9 202 (2.25%) Apache Spark
10 193 (2.15%) WebSphere
11 192 (2.14%) MS Exchange
12 188 (2.10%) WebLogic
13 139 (1.55%) CMS
14 113 (1.26%) SharePoint
15 91 (1.01%) WordPress
16 86 (0.96%) Apache Solr
17 81 (0.90%) Exchange Server 2010
17 81 (0.90%) Skype for Business
18 69 (0.77%) Jetty
18 69 (0.77%) Oracle SOA Suite
Applications
1 138 (1.54%) Microsoft Office
2 85 (0.95%) Microsoft Excel
3 29 (0.32%) MS Visio
4 25 (0.28%) Photoshop
5 19 (0.21%) Microsoft PowerPoint
6 17 (0.19%) SPSS
7 14 (0.16%) Spreadsheet
8 8 (0.089%) Adobe Illustrator
9 7 (0.078%) Campfire
10 4 (0.045%) HipChat
11 3 (0.033%) Adobe Creative Suite
11 3 (0.033%) Autodesk Flame
11 3 (0.033%) CINEMA 4D
11 3 (0.033%) GNU Octave
12 2 (0.022%) LaTeX
12 2 (0.022%) OrCAD
13 1 (0.011%) Baselight
13 1 (0.011%) Houdini
13 1 (0.011%) NUKE
13 1 (0.011%) Weka
Business Applications
1 43 (0.48%) Magento
2 37 (0.41%) Oracle Applications
3 23 (0.26%) RMDS
4 21 (0.23%) Dynamics CRM
5 20 (0.22%) Dynamics NAV
6 14 (0.16%) SAP BPC
6 14 (0.16%) SAP Hybris
7 11 (0.12%) Payment Gateway
7 11 (0.12%) Temenos T24
8 10 (0.11%) Oracle EBS
9 8 (0.089%) Remedy ITSM
10 6 (0.067%) MetaTrader
11 4 (0.045%) Eikon
11 4 (0.045%) Markit EDM
11 4 (0.045%) Sage X3
11 4 (0.045%) SAP Business One
11 4 (0.045%) Sentinel
12 2 (0.022%) CSG Singleview
12 2 (0.022%) Front Arena
12 2 (0.022%) Summit
Cloud Services
1 2139 (23.85%) Amazon AWS
2 775 (8.64%) Microsoft Azure
3 324 (3.61%) SaaS
4 314 (3.50%) GitHub
5 236 (2.63%) Amazon EC2
6 231 (2.58%) AWS CloudFormation
6 231 (2.58%) Office 365
7 195 (2.17%) Google Cloud Platform
8 164 (1.83%) IaaS
9 159 (1.77%) Cloud Computing
10 150 (1.67%) PaaS
11 147 (1.64%) Amazon S3
12 91 (1.01%) Virtual Private Cloud
13 62 (0.69%) AWS Lambda
14 57 (0.64%) Amazon CloudWatch
15 52 (0.58%) Route 53
16 51 (0.57%) Amazon SQS
17 43 (0.48%) Amazon ELB
18 38 (0.42%) OpenShift
19 33 (0.37%) AWS Elastic Beanstalk
Communications & Networking
1 943 (10.51%) Firewall
2 749 (8.35%) TCP/IP
3 608 (6.78%) DNS
4 400 (4.46%) SAN
5 343 (3.82%) HTTP
6 342 (3.81%) WAN
7 329 (3.67%) VPN
8 314 (3.50%) Internet
9 287 (3.20%) LAN
10 257 (2.87%) DHCP
11 210 (2.34%) Network Security
12 204 (2.27%) BGP
13 202 (2.25%) LDAP
14 171 (1.91%) SSL
15 166 (1.85%) OSPF
16 164 (1.83%) VLAN
17 147 (1.64%) MPLS
18 140 (1.56%) VoIP
19 132 (1.47%) NAS
20 122 (1.36%) SNMP
Database & Business Intelligence
1 1334 (14.87%) MySQL
2 785 (8.75%) SQL Server
3 608 (6.78%) NoSQL
4 606 (6.76%) MongoDB
5 549 (6.12%) Relational Database
6 463 (5.16%) PostgreSQL
7 433 (4.83%) Big Data
8 409 (4.56%) Apache Cassandra
9 348 (3.88%) Hadoop
10 274 (3.05%) RDBMS
11 268 (2.99%) Redis
12 206 (2.30%) Oracle Database
13 160 (1.78%) Amazon RDS
14 139 (1.55%) Blockchain
15 129 (1.44%) Data Warehouse
16 113 (1.26%) SQL Server Integration Services
17 108 (1.20%) Apache Hive
17 108 (1.20%) HBase
18 100 (1.11%) Amazon DynamoDB
19 82 (0.91%) SQL Server 2008
Development Applications
1 1578 (17.59%) Jenkins
2 1450 (16.17%) Git (software)
3 804 (8.96%) JIRA
4 493 (5.50%) TeamCity
5 470 (5.24%) Maven
6 324 (3.61%) Subversion
7 286 (3.19%) Atlassian Bamboo
8 282 (3.14%) Selenium
9 219 (2.44%) JUnit
10 195 (2.17%) Cucumber
11 171 (1.91%) Vagrant
12 168 (1.87%) Gradle
13 144 (1.61%) Bitbucket
14 143 (1.59%) Sonatype Nexus
15 133 (1.48%) Hudson
16 127 (1.42%) Octopus Deploy
17 105 (1.17%) Team Foundation Server
18 103 (1.15%) gulp
19 91 (1.01%) Grunt
20 89 (0.99%) JMeter
General
1 2807 (31.30%) Finance
2 1371 (15.29%) Banking
3 765 (8.53%) Retail
4 706 (7.87%) Investment Banking
5 491 (5.47%) Retail Banking
6 412 (4.59%) Telecoms
7 375 (4.18%) Front Office
8 304 (3.39%) Marketing
9 288 (3.21%) Games
10 138 (1.54%) Financial Institution
11 131 (1.46%) Back Office
12 128 (1.43%) Electronics
13 118 (1.32%) Legal
14 116 (1.29%) Manufacturing
15 106 (1.18%) Advertising
16 87 (0.97%) Law
17 83 (0.93%) Publishing
18 41 (0.46%) Online Betting
19 24 (0.27%) Pharmaceutical
20 22 (0.25%) Billing
Job Titles
1 2355 (26.26%) Developer
2 1361 (15.17%) DevOps Engineer
3 758 (8.45%) Linux Engineer
4 729 (8.13%) Analyst
5 695 (7.75%) Java Developer
6 596 (6.65%) Administrator
7 524 (5.84%) Senior Developer
8 404 (4.50%) Systems Administrator
9 398 (4.44%) Linux/Unix DevOps
10 378 (4.21%) Architect
11 366 (4.08%) Support Engineer
12 355 (3.96%) Consultant
13 347 (3.87%) Infrastructure Engineer
13 347 (3.87%) Linux Administrator
14 334 (3.72%) Support Analyst
15 326 (3.63%) Software Engineer
16 314 (3.50%) Applications Support
17 288 (3.21%) Linux DevOps Engineer
18 287 (3.20%) Python Developer
19 286 (3.19%) AWS Engineer
Libraries, Frameworks & Software Standards
1 811 (9.04%) HTML
2 729 (8.13%) Web Services
3 681 (7.59%) CSS
4 533 (5.94%) .NET
5 527 (5.88%) Spring
6 464 (5.17%) LAMP
7 444 (4.95%) Node.js
8 438 (4.88%) AngularJS
9 417 (4.65%) RESTful
10 386 (4.30%) XML
11 375 (4.18%) REST
12 363 (4.05%) HTML5
13 315 (3.51%) jQuery
14 301 (3.36%) Hibernate
15 262 (2.92%) Elastic Stack
16 259 (2.89%) JSON
17 241 (2.69%) CSS3
18 231 (2.58%) React
19 222 (2.48%) SOAP
20 219 (2.44%) Kafka
Miscellaneous
1 988 (11.02%) Computer Science
2 666 (7.43%) Analytical Skills
3 575 (6.41%) Data Centre
4 433 (4.83%) Fintech
5 365 (4.07%) Derivative
6 357 (3.98%) Foreign Exchange (FX)
7 356 (3.97%) Equities
8 337 (3.76%) Linux Command Line
9 268 (2.99%) Management Information System
10 247 (2.75%) Fixed Income
11 236 (2.63%) Algorithms
12 234 (2.61%) Greenfield Project
13 230 (2.56%) Clustering
13 230 (2.56%) User Experience
14 202 (2.25%) Enterprise Software
15 193 (2.15%) Hedge funds
16 181 (2.02%) Data Structures
17 157 (1.75%) Public Cloud
18 107 (1.19%) Mobile App
19 104 (1.16%) Replication
Operating Systems
1 2673 (29.80%) Windows
2 2249 (25.08%) Unix
3 901 (10.05%) Red Hat Enterprise Linux
4 718 (8.01%) Windows Server
5 660 (7.36%) CentOS
6 493 (5.50%) Ubuntu
7 451 (5.03%) Solaris
8 267 (2.98%) Windows Server 2012
9 248 (2.77%) Windows Server 2008
10 220 (2.45%) Debian
11 172 (1.92%) Android
12 164 (1.83%) Apple iOS
13 156 (1.74%) Mac OS X
14 130 (1.45%) Windows 7
15 105 (1.17%) AIX
16 93 (1.04%) Windows 10
17 72 (0.80%) CoreOS
17 72 (0.80%) Mac OS
18 67 (0.75%) Windows Server 2003
19 48 (0.54%) Oracle Linux
Processes & Methodologies
1 2632 (29.35%) DevOps
2 2505 (27.93%) Agile Software Development
3 1261 (14.06%) Continuous Integration
4 868 (9.68%) Configuration Management
5 809 (9.02%) TDD
6 755 (8.42%) Open Source
6 755 (8.42%) Test Automation
7 750 (8.36%) OO
8 720 (8.03%) Software Engineering
9 684 (7.63%) Scrum
10 628 (7.00%) ITIL
11 597 (6.66%) E-Commerce
12 583 (6.50%) Asset Management
13 574 (6.40%) Microservices
14 535 (5.96%) Wealth Management
15 524 (5.84%) Analytics
16 495 (5.52%) SDLC
17 451 (5.03%) Mentoring
18 443 (4.94%) Continuous Delivery
19 435 (4.85%) BDD
Programming Languages
1 2763 (30.81%) Java
2 2733 (30.47%) Python
3 2145 (23.92%) SQL
4 1277 (14.24%) Bash Shell
5 1225 (13.66%) JavaScript
6 999 (11.14%) C++
7 995 (11.09%) Perl
8 875 (9.76%) Ruby
9 821 (9.15%) PHP
10 657 (7.33%) Shell Script
11 623 (6.95%) PowerShell
12 488 (5.44%) C#
13 439 (4.89%) C
14 354 (3.95%) Scala
15 274 (3.05%) Go
16 197 (2.20%) Groovy
17 169 (1.88%) PL/SQL
18 125 (1.39%) T-SQL
19 116 (1.29%) ES6
20 81 (0.90%) VB
Qualifications
1 1316 (14.67%) Degree
2 468 (5.22%) Computer Science Degree
3 328 (3.66%) Cisco Certification
4 238 (2.65%) Security Cleared
5 200 (2.23%) CISSP
6 183 (2.04%) CCNP
7 167 (1.86%) CISM
8 130 (1.45%) CCNA
9 119 (1.33%) Microsoft Certification
10 102 (1.14%) GIAC
11 97 (1.08%) PhD
12 95 (1.06%) SC Cleared
13 86 (0.96%) CCIE
14 81 (0.90%) MCSE
15 80 (0.89%) CISA
16 77 (0.86%) RHCE
17 74 (0.83%) VMware Certified Professional (VCP)
18 69 (0.77%) SANS
19 66 (0.74%) ISEB
20 65 (0.72%) GSEC
Quality Assurance & Compliance
1 594 (6.62%) QA
2 206 (2.30%) SLA
3 170 (1.90%) ISO/IEC 27001
4 106 (1.18%) PCI DSS
5 61 (0.68%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 38 (0.42%) GDPR
7 33 (0.37%) Data Quality
8 27 (0.30%) GCP
9 22 (0.25%) COBIT
10 21 (0.23%) Sarbanes-Oxley
11 18 (0.20%) MiFID
12 13 (0.14%) NIST 800
13 12 (0.13%) Cyber Essentials
14 11 (0.12%) SSAE 16
15 10 (0.11%) ISO 9001
16 9 (0.10%) ISO/IEC 20000
17 7 (0.078%) PMO
17 7 (0.078%) SEPA
18 6 (0.067%) EMIR
18 6 (0.067%) HL7
System Software
1 1295 (14.44%) Docker
2 776 (8.65%) VMware Infrastructure
3 691 (7.70%) Active Directory
4 201 (2.24%) Virtual Machines
5 185 (2.06%) Hyper-V
6 171 (1.91%) vSphere
7 170 (1.90%) VMware ESXi
8 135 (1.51%) NFS
9 118 (1.32%) KVM
10 96 (1.07%) Xen
11 92 (1.03%) iptables
12 88 (0.98%) XenApp
13 79 (0.88%) LXC
14 66 (0.74%) XenServer
15 53 (0.59%) Varnish
16 50 (0.56%) Snort
16 50 (0.56%) XenDesktop
17 46 (0.51%) Virtual Servers
18 36 (0.40%) etcd
19 35 (0.39%) HDFS
Systems Management
1 1606 (17.91%) Puppet
2 1451 (16.18%) Ansible
3 1056 (11.77%) Opscode Chef
4 606 (6.76%) Kubernetes
5 495 (5.52%) Nagios
6 442 (4.93%) Terraform
7 160 (1.78%) SCCM
8 140 (1.56%) Salt
9 132 (1.47%) ZABBIX
10 112 (1.25%) Nessus
11 103 (1.15%) Control-M
12 98 (1.09%) Mesos
13 91 (1.01%) Kibana
14 90 (1.00%) Graphite
15 88 (0.98%) logstash
16 83 (0.93%) Grafana
17 72 (0.80%) HAProxy
18 67 (0.75%) SCOM
18 67 (0.75%) WSUS
19 64 (0.71%) QRadar
Vendors
1 1189 (13.26%) VMware
2 1158 (12.91%) Oracle
3 1149 (12.81%) Red Hat
4 857 (9.56%) Microsoft
5 744 (8.30%) Cisco
6 315 (3.51%) HP
7 307 (3.42%) Splunk
8 277 (3.09%) Google
9 276 (3.08%) Citrix
10 257 (2.87%) Juniper
11 229 (2.55%) Sybase
12 221 (2.46%) IBM
13 180 (2.01%) NetApp
14 167 (1.86%) SaltStack
15 151 (1.68%) SAP
16 138 (1.54%) Atlassian
17 137 (1.53%) Palo Alto
18 120 (1.34%) SolarWinds
19 119 (1.33%) TIBCO
20 117 (1.30%) New Relic