Period
to 19 January 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 January 2018 with a comparison to the same period in the previous 2 years.

Linux
England > London
6 months to
19 Jan 2018
Same period 2017 Same period 2016
Rank 16 15 15
Rank change year-on-year -1 0 0
Permanent jobs citing Linux 7,645 8,314 9,811
As % of all permanent IT jobs advertised in London 10.87% 11.76% 11.51%
As % of the Operating Systems category 44.84% 47.70% 42.84%
Number of salaries quoted 6,026 7,053 8,401
London median annual salary £60,000 £60,000 £57,500
Median salary % change year-on-year - +4.35% +4.55%
10th Percentile £36,500 £35,750 £35,750
90th Percentile £90,000 £88,750 £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 17,048 17,431 22,903
As % of all permanent IT jobs advertised in London 24.25% 24.66% 26.86%
Number of salaries quoted 13,700 15,037 19,670
London median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £30,750 £29,750 £28,000
90th Percentile £85,000 £85,000 £80,025
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 January 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 January 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 -3 1,484 £62,250 +3.75% 332
West London -1 343 £55,000 +10.00% 134
South London -10 143 £45,000 +5.88% 16
East London -2 103 £62,500 +8.70% 46
North London +4 47 £55,000 +10.00% 14
Linux
England

For the 6 months to 19 January 2018, 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 2,718 (35.55%) Python
2 2,353 (30.78%) Finance
3 2,252 (29.46%) DevOps
4 2,229 (29.16%) Java
5 2,150 (28.12%) Windows
6 2,116 (27.68%) Amazon AWS
7 2,026 (26.50%) Agile Software Development
8 1,898 (24.83%) Unix
9 1,797 (23.51%) SQL
10 1,384 (18.10%) Ansible
11 1,322 (17.29%) Jenkins
12 1,302 (17.03%) Docker
13 1,296 (16.95%) Puppet
14 1,258 (16.46%) Git (software)
15 1,207 (15.79%) Bash Shell
16 1,204 (15.75%) MySQL
17 1,118 (14.62%) Degree
18 1,115 (14.58%) Banking
19 1,024 (13.39%) JavaScript
20 1,005 (13.15%) Continuous Integration
21 961 (12.57%) Opscode Chef
22 904 (11.82%) VMware
23 849 (11.11%) C++
24 848 (11.09%) Perl
25 844 (11.04%) PHP
26 842 (11.01%) Configuration Management
27 819 (10.71%) Microsoft Azure
28 795 (10.40%) Computer Science
29 786 (10.28%) Firewall
30 780 (10.20%) Apache

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
1 780 (10.20%) Apache
2 386 (5.05%) Tomcat
3 344 (4.50%) Elasticsearch
4 316 (4.13%) nginx
5 261 (3.41%) Apache Spark
6 251 (3.28%) OpenStack
7 244 (3.19%) Confluence
8 233 (3.05%) IIS
9 143 (1.87%) WebSphere
10 125 (1.64%) CMS
11 107 (1.40%) MS Exchange
12 87 (1.14%) WordPress
13 77 (1.01%) Apache Solr
14 59 (0.77%) SAS
14 59 (0.77%) Skype for Business
15 56 (0.73%) SharePoint
16 54 (0.71%) Drupal
17 50 (0.65%) Cloud Foundry
17 50 (0.65%) WebLogic
18 46 (0.60%) JBoss
Applications
1 84 (1.10%) Microsoft Excel
2 78 (1.02%) Microsoft Office
3 51 (0.67%) MS Visio
4 37 (0.48%) Adobe Creative Suite
5 32 (0.42%) Photoshop
6 25 (0.33%) Spreadsheet
7 23 (0.30%) SPSS
8 8 (0.10%) HipChat
9 6 (0.078%) Microsoft PowerPoint
10 5 (0.065%) CINEMA 4D
11 4 (0.052%) Adobe Illustrator
11 4 (0.052%) CPLEX
12 3 (0.039%) GIMP
12 3 (0.039%) Maya
13 2 (0.026%) Adobe Premiere
13 2 (0.026%) LibreOffice
13 2 (0.026%) Mozilla Thunderbird
13 2 (0.026%) Stata
13 2 (0.026%) Weka
14 1 (0.013%) NUKE
Business Applications
1 48 (0.63%) Magento
2 35 (0.46%) Distributed Ledger
3 31 (0.41%) Dynamics CRM
3 31 (0.41%) Payment Gateway
4 14 (0.18%) MetaTrader
5 13 (0.17%) Unit4 Business World
6 11 (0.14%) Markit EDM
7 10 (0.13%) SAP BPC
7 10 (0.13%) Temenos T24
8 9 (0.12%) FLEXCUBE
8 9 (0.12%) iTrent
8 9 (0.12%) Remedy ITSM
8 9 (0.12%) SAP Hybris
9 8 (0.10%) BusinessWorks
9 8 (0.10%) thinkFolio
10 7 (0.092%) Dynamics NAV
10 7 (0.092%) Endur
10 7 (0.092%) OpenLink RightAngle
10 7 (0.092%) RMDS
10 7 (0.092%) Salesforce.com CRM
Cloud Services
1 2,116 (27.68%) Amazon AWS
2 819 (10.71%) Microsoft Azure
3 357 (4.67%) SaaS
4 225 (2.94%) AWS CloudFormation
4 225 (2.94%) Google Cloud Platform
5 210 (2.75%) GitHub
6 206 (2.69%) Cloud Computing
7 191 (2.50%) Amazon EC2
8 172 (2.25%) Office 365
9 163 (2.13%) PaaS
10 158 (2.07%) IaaS
11 124 (1.62%) Amazon S3
12 69 (0.90%) Serverless
13 65 (0.85%) Amazon ELB
14 60 (0.78%) AWS Lambda
15 57 (0.75%) Virtual Private Cloud
16 51 (0.67%) Route 53
17 47 (0.61%) OpenShift
18 44 (0.58%) Amazon CloudWatch
19 31 (0.41%) Azure Active Directory
Communications & Networking
1 786 (10.28%) Firewall
2 629 (8.23%) TCP/IP
3 496 (6.49%) DNS
4 267 (3.49%) VPN
5 262 (3.43%) HTTP
6 235 (3.07%) Internet
7 215 (2.81%) SAN
8 210 (2.75%) WAN
9 179 (2.34%) Network Security
10 172 (2.25%) LAN
11 168 (2.20%) DHCP
12 129 (1.69%) BGP
13 122 (1.60%) SSL
14 116 (1.52%) Cisco ASA
15 100 (1.31%) OSPF
15 100 (1.31%) VoIP
16 91 (1.19%) VLAN
17 87 (1.14%) IPsec
18 86 (1.12%) Ethernet
19 79 (1.03%) MPLS
Database & Business Intelligence
1 1,204 (15.75%) MySQL
2 641 (8.38%) SQL Server
3 548 (7.17%) NoSQL
4 492 (6.44%) MongoDB
5 482 (6.30%) PostgreSQL
6 470 (6.15%) Relational Database
7 418 (5.47%) Big Data
8 361 (4.72%) Hadoop
9 250 (3.27%) RDBMS
10 236 (3.09%) Redis
11 207 (2.71%) Apache Cassandra
12 169 (2.21%) Oracle Database
13 167 (2.18%) Blockchain
14 129 (1.69%) Apache Hive
15 110 (1.44%) HBase
16 109 (1.43%) Amazon RDS
17 105 (1.37%) Data Warehouse
18 62 (0.81%) SQL Server 2008
19 61 (0.80%) Amazon DynamoDB
20 58 (0.76%) KDB
Development Applications
1 1,322 (17.29%) Jenkins
2 1,258 (16.46%) Git (software)
3 590 (7.72%) JIRA
4 341 (4.46%) TeamCity
5 334 (4.37%) Maven
6 256 (3.35%) Subversion
7 227 (2.97%) Atlassian Bamboo
8 168 (2.20%) Vagrant
9 158 (2.07%) Selenium
10 153 (2.00%) Gradle
11 134 (1.75%) JUnit
12 120 (1.57%) Cucumber
13 102 (1.33%) Sonatype Nexus
14 100 (1.31%) Bitbucket
15 84 (1.10%) Team Foundation Server
16 77 (1.01%) Visual Studio
17 74 (0.97%) Hudson
18 72 (0.94%) Ant
18 72 (0.94%) PHPUnit
19 71 (0.93%) Octopus Deploy
General
1 2,353 (30.78%) Finance
2 1,115 (14.58%) Banking
3 513 (6.71%) Investment Banking
4 366 (4.79%) Retail Banking
5 351 (4.59%) Front Office
6 306 (4.00%) Telecoms
7 251 (3.28%) Retail
8 241 (3.15%) Games
9 240 (3.14%) Marketing
10 141 (1.84%) Financial Institution
11 139 (1.82%) Back Office
12 135 (1.77%) Advertising
13 114 (1.49%) Legal
14 104 (1.36%) Law
15 100 (1.31%) Publishing
16 57 (0.75%) Electronics
17 38 (0.50%) Manufacturing
18 33 (0.43%) Private Banking
19 32 (0.42%) Multimedia
20 27 (0.35%) Billing
Job Titles
1 1,953 (25.55%) Developer
2 1,225 (16.02%) DevOps Engineer
3 616 (8.06%) Linux Engineer
4 589 (7.70%) Analyst
5 521 (6.81%) Java Developer
6 464 (6.07%) Administrator
7 445 (5.82%) Senior Developer
8 402 (5.26%) Linux/Unix DevOps
9 349 (4.57%) Systems Administrator
10 342 (4.47%) AWS Engineer
11 324 (4.24%) Software Engineer
12 314 (4.11%) Consultant
13 311 (4.07%) Linux Administrator
14 310 (4.05%) Systems Engineer
15 309 (4.04%) AWS DevOps
16 293 (3.83%) Applications Support
17 275 (3.60%) Linux DevOps Engineer
18 274 (3.58%) Architect
18 274 (3.58%) Linux Systems Administrator
19 268 (3.51%) Python Developer
Libraries, Frameworks & Software Standards
1 725 (9.48%) HTML
2 610 (7.98%) CSS
3 576 (7.53%) Web Services
4 435 (5.69%) Node.js
5 429 (5.61%) LAMP
6 392 (5.13%) AngularJS
7 372 (4.87%) .NET
8 352 (4.60%) REST
9 345 (4.51%) Spring
10 339 (4.43%) RESTful
11 308 (4.03%) HTML5
12 283 (3.70%) XML
13 257 (3.36%) Kafka
14 254 (3.32%) jQuery
15 246 (3.22%) FIX Protocol
16 242 (3.17%) Elastic Stack
17 227 (2.97%) React
18 206 (2.69%) JSON
19 182 (2.38%) CSS3
20 180 (2.35%) RabbitMQ
Miscellaneous
1 795 (10.40%) Computer Science
2 520 (6.80%) Analytical Skills
3 483 (6.32%) Fintech
4 463 (6.06%) Data Centre
5 362 (4.74%) Linux Command Line
6 332 (4.34%) Foreign Exchange (FX)
7 327 (4.28%) Equities
8 268 (3.51%) Algorithms
9 246 (3.22%) Derivative
10 243 (3.18%) Management Information System
11 220 (2.88%) Public Cloud
12 207 (2.71%) User Experience
13 191 (2.50%) Fixed Income
14 182 (2.38%) Enterprise Software
14 182 (2.38%) Hedge funds
15 181 (2.37%) Greenfield Project
16 163 (2.13%) Data Structures
17 144 (1.88%) Private Cloud
18 138 (1.81%) Mobile App
19 98 (1.28%) Clustering
Operating Systems
1 2,150 (28.12%) Windows
2 1,898 (24.83%) Unix
3 621 (8.12%) Red Hat Enterprise Linux
4 543 (7.10%) Windows Server
5 516 (6.75%) CentOS
6 379 (4.96%) Ubuntu
7 289 (3.78%) Solaris
8 186 (2.43%) Debian
9 184 (2.41%) Windows Server 2012
10 153 (2.00%) Mac OS X
11 152 (1.99%) Apple iOS
12 149 (1.95%) Windows Server 2008
13 138 (1.81%) Android
14 90 (1.18%) Windows 7
15 83 (1.09%) Windows 10
16 66 (0.86%) Mac OS
17 62 (0.81%) AIX
18 58 (0.76%) CoreOS
19 46 (0.60%) Windows Server 2003
20 41 (0.54%) SUSE
Processes & Methodologies
1 2,252 (29.46%) DevOps
2 2,026 (26.50%) Agile Software Development
3 1,005 (13.15%) Continuous Integration
4 842 (11.01%) Configuration Management
5 705 (9.22%) Software Engineering
6 657 (8.59%) Open Source
7 656 (8.58%) TDD
8 584 (7.64%) Test Automation
9 551 (7.21%) Scrum
10 522 (6.83%) ITIL
11 518 (6.78%) Microservices
12 513 (6.71%) Analytics
13 469 (6.13%) OO
14 445 (5.82%) BDD
15 438 (5.73%) E-Commerce
16 411 (5.38%) Asset Management
17 405 (5.30%) Wealth Management
18 377 (4.93%) Information Security
19 352 (4.60%) Continuous Delivery
19 352 (4.60%) Cybersecurity
Programming Languages
1 2,718 (35.55%) Python
2 2,229 (29.16%) Java
3 1,797 (23.51%) SQL
4 1,207 (15.79%) Bash Shell
5 1,024 (13.39%) JavaScript
6 849 (11.11%) C++
7 848 (11.09%) Perl
8 844 (11.04%) PHP
9 747 (9.77%) Ruby
10 561 (7.34%) PowerShell
11 557 (7.29%) Shell Script
12 440 (5.76%) C
13 391 (5.11%) C#
14 314 (4.11%) Scala
15 282 (3.69%) Go
16 90 (1.18%) PL/SQL
17 85 (1.11%) ES6
18 83 (1.09%) R
19 73 (0.95%) T-SQL
20 71 (0.93%) Groovy
Qualifications
1 1,118 (14.62%) Degree
2 366 (4.79%) Computer Science Degree
3 225 (2.94%) CISSP
4 205 (2.68%) Cisco Certification
5 175 (2.29%) Security Cleared
6 128 (1.67%) CISM
6 128 (1.67%) Microsoft Certification
7 119 (1.56%) CCNA
8 118 (1.54%) CCNP
8 118 (1.54%) GIAC
9 106 (1.39%) MCSE
10 88 (1.15%) SANS
11 78 (1.02%) GCIH
12 75 (0.98%) PhD
13 68 (0.89%) RHCE
14 66 (0.86%) SC Cleared
15 62 (0.81%) GCIA
16 61 (0.80%) Master's Degree
17 51 (0.67%) AWS Certification
18 49 (0.64%) CEH
Quality Assurance & Compliance
1 449 (5.87%) QA
2 190 (2.49%) ISO/IEC 27001
3 152 (1.99%) SLA
4 77 (1.01%) PCI DSS
5 71 (0.93%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 66 (0.86%) GCP
7 39 (0.51%) GDPR
8 33 (0.43%) Data Quality
9 30 (0.39%) COBIT
10 18 (0.24%) Sarbanes-Oxley
11 15 (0.20%) Cyber Essentials
12 12 (0.16%) GPG13
12 12 (0.16%) NIST 800
13 10 (0.13%) PMO
13 10 (0.13%) Solvency II
14 7 (0.092%) SEPA
15 6 (0.078%) FISMA
15 6 (0.078%) HIPAA
15 6 (0.078%) MiFID
16 5 (0.065%) ISO/IEC 20000
System Software
1 1,302 (17.03%) Docker
2 568 (7.43%) VMware Infrastructure
3 487 (6.37%) Active Directory
4 178 (2.33%) Virtual Machines
5 164 (2.15%) VMware ESXi
6 126 (1.65%) vSphere
7 124 (1.62%) Hyper-V
8 76 (0.99%) KVM
9 73 (0.95%) NFS
10 66 (0.86%) iptables
11 57 (0.75%) Xen
12 54 (0.71%) LXC
13 47 (0.61%) HDFS
14 46 (0.60%) XenApp
15 43 (0.56%) Varnish
16 41 (0.54%) Snort
17 37 (0.48%) Apache Flume
18 32 (0.42%) VMware NSX
19 30 (0.39%) XenServer
20 28 (0.37%) XenDesktop
Systems Management
1 1,384 (18.10%) Ansible
2 1,296 (16.95%) Puppet
3 961 (12.57%) Opscode Chef
4 632 (8.27%) Kubernetes
5 494 (6.46%) Terraform
6 373 (4.88%) Nagios
7 155 (2.03%) Salt
8 128 (1.67%) SCCM
9 120 (1.57%) ZABBIX
10 95 (1.24%) Packer
11 91 (1.19%) HAProxy
11 91 (1.19%) Kibana
12 87 (1.14%) Docker Swarm
13 86 (1.12%) Nessus
14 76 (0.99%) Cacti
14 76 (0.99%) QRadar
15 75 (0.98%) Grafana
15 75 (0.98%) logstash
16 63 (0.82%) SCOM
17 61 (0.80%) Icinga
Vendors
1 904 (11.82%) VMware
2 772 (10.10%) Oracle
3 742 (9.71%) Red Hat
4 694 (9.08%) Microsoft
5 552 (7.22%) Cisco
6 300 (3.92%) Google
7 244 (3.19%) Splunk
8 190 (2.49%) HP
8 190 (2.49%) Sybase
9 183 (2.39%) Citrix
10 134 (1.75%) Juniper
11 123 (1.61%) NetApp
12 116 (1.52%) Apple
13 115 (1.50%) IBM
14 109 (1.43%) Atlassian
15 103 (1.35%) Palo Alto
16 101 (1.32%) EMC
16 101 (1.32%) SaltStack
17 91 (1.19%) TIBCO
18 89 (1.16%) SolarWinds