Period
to 19 November 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 19 November 2017 with a comparison to the same period in the previous 2 years.

Linux
England > London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 16 15 15
Rank change year-on-year -1 0 +1
Permanent jobs citing Linux 8470 8742 10228
As % of all permanent IT jobs advertised in London 11.35% 11.58% 11.48%
As % of the Operating Systems category 45.67% 46.22% 42.40%
Number of salaries quoted 6461 7506 8725
London median annual salary £60,000 £57,500 £57,500
Median salary % change year-on-year +4.35% - +4.55%
10th Percentile £36,250 £35,000 £36,000
90th Percentile £90,000 £86,250 £86,250
England median annual salary £50,000 £50,000 £48,500
% change year-on-year - +3.09% +7.78%

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 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

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 November 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 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 -1 1476 £60,000 - 167
West London 0 382 £57,500 +15.00% 38
South London -4 179 £47,500 +11.76% 7
East London -9 82 £62,500 +4.17% 20
North London +5 46 £47,500 +7.95% 3
Linux
England

For the 6 months to 19 November 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 2792 (32.96%) Finance
2 2731 (32.24%) Python
3 2598 (30.67%) Java
4 2483 (29.32%) DevOps
5 2439 (28.80%) Windows
6 2285 (26.98%) Agile Software Development
7 2173 (25.66%) Unix
8 2119 (25.02%) Amazon AWS
9 2042 (24.11%) SQL
10 1522 (17.97%) Jenkins
11 1468 (17.33%) Banking
12 1434 (16.93%) Ansible
13 1417 (16.73%) Puppet
14 1364 (16.10%) Git (software)
15 1321 (15.60%) Docker
16 1245 (14.70%) Degree
16 1245 (14.70%) MySQL
17 1224 (14.45%) Bash Shell
18 1202 (14.19%) Continuous Integration
19 1050 (12.40%) VMware
20 1030 (12.16%) JavaScript
21 1015 (11.98%) Opscode Chef
22 975 (11.51%) C++
23 953 (11.25%) Perl
24 942 (11.12%) Oracle
25 925 (10.92%) Red Hat
26 915 (10.80%) Apache
27 893 (10.54%) Configuration Management
28 880 (10.39%) Firewall
29 866 (10.22%) Computer Science

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
1 915 (10.80%) Apache
2 525 (6.20%) Tomcat
3 355 (4.19%) Elasticsearch
4 325 (3.84%) nginx
5 295 (3.48%) OpenStack
6 294 (3.47%) IIS
7 289 (3.41%) Confluence
8 232 (2.74%) Apache Spark
9 184 (2.17%) WebSphere
10 147 (1.74%) MS Exchange
11 132 (1.56%) CMS
12 102 (1.20%) WebLogic
13 93 (1.10%) WordPress
14 92 (1.09%) JBoss
15 90 (1.06%) SharePoint
16 81 (0.96%) Skype for Business
17 67 (0.79%) Drupal
18 63 (0.74%) Apache Solr
19 62 (0.73%) SAS
20 60 (0.71%) Exchange Server 2010
Applications
1 100 (1.18%) Microsoft Excel
2 82 (0.97%) Microsoft Office
3 46 (0.54%) MS Visio
4 34 (0.40%) Photoshop
5 26 (0.31%) Spreadsheet
6 18 (0.21%) Adobe Creative Suite
6 18 (0.21%) SPSS
7 17 (0.20%) Microsoft PowerPoint
8 10 (0.12%) HipChat
9 9 (0.11%) Adobe Illustrator
10 5 (0.059%) CINEMA 4D
11 4 (0.047%) CPLEX
12 2 (0.024%) GNU Octave
12 2 (0.024%) LaTeX
12 2 (0.024%) OrCAD
13 1 (0.012%) GIMP
13 1 (0.012%) InCopy
13 1 (0.012%) InDesign
13 1 (0.012%) Mathematica
13 1 (0.012%) Weka
Business Applications
1 44 (0.52%) Magento
2 28 (0.33%) Dynamics CRM
3 26 (0.31%) Payment Gateway
4 19 (0.22%) RMDS
5 13 (0.15%) SAP BPC
5 13 (0.15%) Temenos T24
6 12 (0.14%) Dynamics NAV
7 11 (0.13%) Markit EDM
7 11 (0.13%) Unit4 Business World
8 9 (0.11%) FLEXCUBE
8 9 (0.11%) MetaTrader
9 8 (0.094%) BusinessWorks
9 8 (0.094%) Oracle EBS
9 8 (0.094%) thinkFolio
10 7 (0.083%) iTrent
10 7 (0.083%) Workday HCM
11 6 (0.071%) Oracle Applications
11 6 (0.071%) SAP Hybris
12 5 (0.059%) Endur
12 5 (0.059%) Remedy ITSM
Cloud Services
1 2119 (25.02%) Amazon AWS
2 805 (9.50%) Microsoft Azure
3 367 (4.33%) SaaS
4 242 (2.86%) GitHub
5 230 (2.72%) AWS CloudFormation
6 212 (2.50%) Office 365
7 209 (2.47%) Google Cloud Platform
8 178 (2.10%) Amazon EC2
9 172 (2.03%) Cloud Computing
10 152 (1.79%) PaaS
11 151 (1.78%) IaaS
12 115 (1.36%) Amazon S3
13 77 (0.91%) Serverless
14 67 (0.79%) AWS Lambda
15 57 (0.67%) Virtual Private Cloud
16 47 (0.55%) Amazon ELB
17 46 (0.54%) Amazon CloudWatch
18 36 (0.43%) Amazon EMR
19 34 (0.40%) Route 53
20 32 (0.38%) Amazon SQS
Communications & Networking
1 880 (10.39%) Firewall
2 709 (8.37%) TCP/IP
3 590 (6.97%) DNS
4 321 (3.79%) HTTP
5 313 (3.70%) VPN
6 290 (3.42%) SAN
7 269 (3.18%) Internet
8 241 (2.85%) WAN
9 201 (2.37%) LAN
10 191 (2.26%) DHCP
11 175 (2.07%) Network Security
12 163 (1.92%) BGP
13 161 (1.90%) SSL
14 148 (1.75%) LDAP
15 125 (1.48%) VLAN
16 118 (1.39%) Cisco ASA
17 117 (1.38%) OSPF
18 104 (1.23%) VoIP
19 102 (1.20%) Ethernet
20 97 (1.15%) IPsec
Database & Business Intelligence
1 1245 (14.70%) MySQL
2 773 (9.13%) SQL Server
3 567 (6.69%) NoSQL
4 537 (6.34%) MongoDB
5 514 (6.07%) Relational Database
6 456 (5.38%) PostgreSQL
7 406 (4.79%) Big Data
8 345 (4.07%) Hadoop
9 317 (3.74%) Apache Cassandra
10 273 (3.22%) RDBMS
11 238 (2.81%) Redis
12 187 (2.21%) Oracle Database
13 144 (1.70%) Blockchain
14 143 (1.69%) Amazon RDS
15 116 (1.37%) Apache Hive
16 104 (1.23%) HBase
17 102 (1.20%) Data Warehouse
18 80 (0.94%) SQL Server 2008
19 74 (0.87%) SQL Server Integration Services
20 69 (0.81%) Amazon DynamoDB
Development Applications
1 1522 (17.97%) Jenkins
2 1364 (16.10%) Git (software)
3 697 (8.23%) JIRA
4 485 (5.73%) TeamCity
5 435 (5.14%) Maven
6 246 (2.90%) Subversion
7 234 (2.76%) Atlassian Bamboo
8 221 (2.61%) Selenium
9 181 (2.14%) Gradle
10 175 (2.07%) JUnit
11 174 (2.05%) Vagrant
12 151 (1.78%) Cucumber
13 140 (1.65%) Sonatype Nexus
14 118 (1.39%) Bitbucket
15 97 (1.15%) Team Foundation Server
16 94 (1.11%) Octopus Deploy
17 89 (1.05%) gulp
18 86 (1.02%) Hudson
19 80 (0.94%) Visual Studio
20 72 (0.85%) PHPUnit
General
1 2792 (32.96%) Finance
2 1468 (17.33%) Banking
3 789 (9.32%) Investment Banking
4 639 (7.54%) Retail Banking
5 378 (4.46%) Telecoms
6 371 (4.38%) Front Office
7 283 (3.34%) Retail
8 264 (3.12%) Marketing
9 245 (2.89%) Games
10 144 (1.70%) Back Office
11 134 (1.58%) Financial Institution
12 130 (1.53%) Law
13 107 (1.26%) Advertising
14 97 (1.15%) Publishing
15 94 (1.11%) Legal
16 86 (1.02%) Electronics
17 84 (0.99%) Manufacturing
18 31 (0.37%) Online Betting
19 29 (0.34%) Billing
19 29 (0.34%) Private Banking
Job Titles
1 2164 (25.55%) Developer
2 1315 (15.53%) DevOps Engineer
3 708 (8.36%) Analyst
4 673 (7.95%) Java Developer
5 648 (7.65%) Linux Engineer
6 544 (6.42%) Administrator
7 522 (6.16%) Senior Developer
8 409 (4.83%) Linux/Unix DevOps
9 393 (4.64%) Systems Administrator
10 345 (4.07%) Linux Administrator
11 344 (4.06%) Software Engineer
12 336 (3.97%) Support Analyst
13 330 (3.90%) Systems Engineer
14 328 (3.87%) AWS Engineer
15 320 (3.78%) Support Engineer
16 315 (3.72%) Applications Support
17 310 (3.66%) AWS DevOps
18 297 (3.51%) Linux Systems Administrator
19 287 (3.39%) Python Developer
20 286 (3.38%) Consultant
Libraries, Frameworks & Software Standards
1 710 (8.38%) HTML
2 603 (7.12%) Web Services
3 572 (6.75%) CSS
4 456 (5.38%) LAMP
5 449 (5.30%) Spring
6 441 (5.21%) .NET
7 376 (4.44%) RESTful
8 375 (4.43%) AngularJS
8 375 (4.43%) Node.js
9 368 (4.34%) REST
10 340 (4.01%) XML
11 317 (3.74%) HTML5
12 261 (3.08%) Elastic Stack
13 254 (3.00%) jQuery
14 241 (2.85%) FIX Protocol
15 236 (2.79%) Kafka
16 232 (2.74%) Hibernate
17 230 (2.72%) JSON
18 203 (2.40%) SOAP
19 199 (2.35%) React
Miscellaneous
1 866 (10.22%) Computer Science
2 633 (7.47%) Analytical Skills
3 498 (5.88%) Data Centre
4 434 (5.12%) Equities
5 433 (5.11%) Fintech
6 415 (4.90%) Foreign Exchange (FX)
7 374 (4.42%) Derivative
8 335 (3.96%) Linux Command Line
9 242 (2.86%) Fixed Income
10 237 (2.80%) Management Information System
11 221 (2.61%) Algorithms
12 215 (2.54%) Enterprise Software
13 199 (2.35%) User Experience
14 198 (2.34%) Public Cloud
15 186 (2.20%) Greenfield Project
16 181 (2.14%) Hedge funds
17 180 (2.13%) Data Structures
18 158 (1.87%) Clustering
19 132 (1.56%) Private Cloud
20 128 (1.51%) Mobile App
Operating Systems
1 2439 (28.80%) Windows
2 2173 (25.66%) Unix
3 769 (9.08%) Red Hat Enterprise Linux
4 597 (7.05%) Windows Server
5 577 (6.81%) CentOS
6 442 (5.22%) Ubuntu
7 392 (4.63%) Solaris
8 218 (2.57%) Windows Server 2012
9 199 (2.35%) Windows Server 2008
10 178 (2.10%) Debian
11 171 (2.02%) Mac OS X
12 150 (1.77%) Apple iOS
13 145 (1.71%) Android
14 121 (1.43%) Windows 7
15 110 (1.30%) Windows 10
16 85 (1.00%) AIX
17 73 (0.86%) Mac OS
18 64 (0.76%) CoreOS
19 54 (0.64%) Windows Server 2003
20 41 (0.48%) Windows 8
Processes & Methodologies
1 2483 (29.32%) DevOps
2 2285 (26.98%) Agile Software Development
3 1202 (14.19%) Continuous Integration
4 893 (10.54%) Configuration Management
5 763 (9.01%) Open Source
6 753 (8.89%) Software Engineering
7 721 (8.51%) TDD
8 704 (8.31%) Asset Management
9 678 (8.00%) Wealth Management
10 667 (7.87%) Test Automation
11 623 (7.36%) OO
12 577 (6.81%) ITIL
13 566 (6.68%) Microservices
14 556 (6.56%) Scrum
15 542 (6.40%) Analytics
16 534 (6.30%) E-Commerce
17 461 (5.44%) BDD
18 411 (4.85%) SDLC
19 386 (4.56%) Low Latency
20 381 (4.50%) Mentoring
Programming Languages
1 2731 (32.24%) Python
2 2598 (30.67%) Java
3 2042 (24.11%) SQL
4 1224 (14.45%) Bash Shell
5 1030 (12.16%) JavaScript
6 975 (11.51%) C++
7 953 (11.25%) Perl
8 823 (9.72%) Ruby
9 793 (9.36%) PHP
10 662 (7.82%) Shell Script
11 595 (7.02%) PowerShell
12 510 (6.02%) C
13 413 (4.88%) C#
14 307 (3.62%) Scala
15 270 (3.19%) Go
16 140 (1.65%) PL/SQL
17 107 (1.26%) Groovy
18 94 (1.11%) T-SQL
19 83 (0.98%) ES6
20 70 (0.83%) R
Qualifications
1 1245 (14.70%) Degree
2 429 (5.06%) Computer Science Degree
3 237 (2.80%) Cisco Certification
4 208 (2.46%) CISSP
5 188 (2.22%) Security Cleared
6 133 (1.57%) CCNP
7 126 (1.49%) CCNA
8 125 (1.48%) CISM
9 124 (1.46%) Microsoft Certification
10 121 (1.43%) GIAC
11 98 (1.16%) MCSE
12 83 (0.98%) PhD
13 79 (0.93%) SANS
14 75 (0.89%) SC Cleared
15 72 (0.85%) Master's Degree
16 69 (0.81%) RHCE
17 68 (0.80%) GCIH
18 62 (0.73%) CCIE
19 56 (0.66%) GCIA
20 52 (0.61%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 535 (6.32%) QA
2 197 (2.33%) SLA
3 175 (2.07%) ISO/IEC 27001
4 77 (0.91%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 65 (0.77%) PCI DSS
6 52 (0.61%) GCP
7 47 (0.55%) GDPR
8 26 (0.31%) Data Quality
9 22 (0.26%) COBIT
10 16 (0.19%) Sarbanes-Oxley
11 15 (0.18%) NIST 800
12 10 (0.12%) ISO 9001
13 9 (0.11%) SSAE 16
14 8 (0.094%) PMO
15 7 (0.083%) Cyber Essentials
15 7 (0.083%) EMIR
15 7 (0.083%) GPG13
15 7 (0.083%) MiFID
15 7 (0.083%) SEPA
16 6 (0.071%) FISMA
System Software
1 1321 (15.60%) Docker
2 687 (8.11%) VMware Infrastructure
3 577 (6.81%) Active Directory
4 198 (2.34%) VMware ESXi
5 188 (2.22%) Virtual Machines
6 174 (2.05%) vSphere
7 117 (1.38%) Hyper-V
8 114 (1.35%) NFS
9 94 (1.11%) KVM
10 85 (1.00%) Xen
11 77 (0.91%) LXC
12 76 (0.90%) iptables
13 60 (0.71%) XenApp
14 55 (0.65%) Varnish
15 43 (0.51%) XenServer
16 37 (0.44%) Virtual Servers
16 37 (0.44%) XenDesktop
17 34 (0.40%) Apache Flume
18 32 (0.38%) Snort
18 32 (0.38%) VMware NSX
Systems Management
1 1434 (16.93%) Ansible
2 1417 (16.73%) Puppet
3 1015 (11.98%) Opscode Chef
4 639 (7.54%) Kubernetes
5 488 (5.76%) Terraform
6 453 (5.35%) Nagios
7 146 (1.72%) SCCM
8 130 (1.53%) Salt
9 117 (1.38%) ZABBIX
10 101 (1.19%) Kibana
11 92 (1.09%) Grafana
12 90 (1.06%) Nessus
13 87 (1.03%) Packer
14 84 (0.99%) HAProxy
14 84 (0.99%) logstash
15 81 (0.96%) QRadar
16 73 (0.86%) Mesos
17 70 (0.83%) Docker Swarm
18 69 (0.81%) Cacti
18 69 (0.81%) SCOM
Vendors
1 1050 (12.40%) VMware
2 942 (11.12%) Oracle
3 925 (10.92%) Red Hat
4 744 (8.78%) Microsoft
5 652 (7.70%) Cisco
6 295 (3.48%) Google
7 272 (3.21%) Splunk
8 232 (2.74%) Citrix
9 230 (2.72%) Sybase
10 227 (2.68%) HP
11 178 (2.10%) Juniper
12 152 (1.79%) IBM
13 135 (1.59%) Atlassian
14 126 (1.49%) NetApp
15 120 (1.42%) SaltStack
16 115 (1.36%) SAP
17 113 (1.33%) Palo Alto
18 105 (1.24%) TIBCO
19 104 (1.23%) Apple
20 103 (1.22%) EMC