Period
to 21 May 2019

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 21 May 2019 with a comparison to the same period in the previous 2 years.

Linux
England > London
6 months to
21 May 2019
Same period 2018 Same period 2017
Rank 18 17 15
Rank change year-on-year -1 -2 0
Permanent jobs citing Linux 5,920 7,280 8,230
As % of all permanent IT jobs advertised in London 10.15% 10.57% 12.08%
As % of the Operating Systems category 46.33% 45.19% 48.50%
Number of salaries quoted 4,931 5,934 6,851
London median annual salary £65,000 £65,000 £60,000
Median salary % change year-on-year - +8.33% +4.35%
10th Percentile £37,500 £38,750 £35,000
90th Percentile £98,750 £93,750 £90,000
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +4.17%

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 12,777 16,109 16,970
As % of all permanent IT jobs advertised in London 21.91% 23.39% 24.92%
Number of salaries quoted 10,660 13,341 14,317
London median annual salary £60,000 £56,500 £55,000
Median salary % change year-on-year +6.19% +2.73% +4.76%
10th Percentile £30,000 £31,250 £29,750
90th Percentile £90,000 £86,250 £85,000
England median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% +2.27%

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 21 May 2019.

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 21 May 2019. 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 1,263 £70,000 +7.69% 164
West London -13 192 £55,000 - 47
South London +18 165 £55,000 -2.22% 21
East London +2 53 £47,500 -20.83% 13
North London +8 29 £60,000 -4.00% 1
Linux
England

For the 6 months to 21 May 2019, 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 2,411 (40.73%) Python
2 2,320 (39.19%) Amazon AWS
3 2,117 (35.76%) DevOps
4 1,868 (31.55%) Windows
5 1,646 (27.80%) Java
6 1,607 (27.15%) Agile Software Development
7 1,596 (26.96%) Docker
8 1,556 (26.28%) Finance
9 1,383 (23.36%) SQL
10 1,372 (23.18%) Ansible
11 1,286 (21.72%) Unix
12 1,047 (17.69%) Bash Shell
13 1,041 (17.58%) Puppet
14 1,024 (17.30%) Microsoft Azure
15 990 (16.72%) Kubernetes
16 934 (15.78%) Git (software)
17 916 (15.47%) Jenkins
18 815 (13.77%) Terraform
19 792 (13.38%) Opscode Chef
20 708 (11.96%) Oracle
21 669 (11.30%) MySQL
22 666 (11.25%) Degree
23 658 (11.11%) Configuration Management
24 651 (11.00%) Software Engineering
25 647 (10.93%) Continuous Integration
26 645 (10.90%) JavaScript
27 636 (10.74%) Microsoft
28 607 (10.25%) Red Hat
29 606 (10.24%) C++
30 599 (10.12%) 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
1 482 (8.14%) Apache
2 278 (4.70%) Apache Spark
3 242 (4.09%) Elasticsearch
4 238 (4.02%) Tomcat
5 196 (3.31%) Confluence
6 176 (2.97%) IIS
7 175 (2.96%) nginx
8 112 (1.89%) SharePoint
9 99 (1.67%) MS Exchange
10 92 (1.55%) OpenStack
11 85 (1.44%) JBoss
12 73 (1.23%) WebSphere
13 54 (0.91%) WebLogic
14 47 (0.79%) CMS
14 47 (0.79%) Exchange Server 2010
15 34 (0.57%) Apache Pig
16 33 (0.56%) WordPress
17 26 (0.44%) Exchange Server 2013
18 25 (0.42%) Drupal
19 21 (0.35%) Oracle Coherence
Applications
1 106 (1.79%) Microsoft Office
2 51 (0.86%) Microsoft Excel
3 30 (0.51%) MS Visio
4 17 (0.29%) Microsoft PowerPoint
5 9 (0.15%) Maple
6 4 (0.068%) Chatbot
6 4 (0.068%) LaTeX
6 4 (0.068%) Photoshop
6 4 (0.068%) Spreadsheet
7 3 (0.051%) HipChat
8 2 (0.034%) EngageOne
8 2 (0.034%) Sketch
9 1 (0.017%) Adobe Creative Suite
9 1 (0.017%) Adobe Premiere
9 1 (0.017%) Autodesk Smoke
9 1 (0.017%) Avid Media Composer
9 1 (0.017%) CINEMA 4D
9 1 (0.017%) Maya
9 1 (0.017%) MODO
9 1 (0.017%) NUKE
Business Applications
1 39 (0.66%) Dynamics CRM
2 14 (0.24%) Magento
3 12 (0.20%) SAP Hybris
4 11 (0.19%) Salesforce.com CRM
5 9 (0.15%) Distributed Ledger
5 9 (0.15%) Markit EDM
5 9 (0.15%) thinkFolio
6 8 (0.14%) Remedy ITSM
7 7 (0.12%) R3 Corda
7 7 (0.12%) SAP S/4HANA
8 6 (0.10%) Eagle PACE
8 6 (0.10%) Front Arena
9 5 (0.084%) Dynamics AX
9 5 (0.084%) NetSuite
9 5 (0.084%) Q-Pulse
9 5 (0.084%) Sage CRM
10 4 (0.068%) Oracle Applications
11 3 (0.051%) Relativity
11 3 (0.051%) SAP BPC
11 3 (0.051%) SAP Retail
Cloud Services
1 2,320 (39.19%) Amazon AWS
2 1,024 (17.30%) Microsoft Azure
3 570 (9.63%) Google Cloud Platform
4 348 (5.88%) AWS CloudFormation
5 283 (4.78%) Amazon EC2
6 244 (4.12%) SaaS
7 222 (3.75%) Amazon S3
8 217 (3.67%) Office 365
9 197 (3.33%) Serverless
10 176 (2.97%) Amazon CloudWatch
11 173 (2.92%) AWS Lambda
12 166 (2.80%) IaaS
13 163 (2.75%) Cloud Computing
14 150 (2.53%) PaaS
15 140 (2.36%) Virtual Private Cloud
16 128 (2.16%) Amazon SQS
17 121 (2.04%) GitHub
18 79 (1.33%) Route 53
19 74 (1.25%) Azure Active Directory
20 69 (1.17%) OpenShift
Communications & Networking
1 558 (9.43%) Firewall
2 339 (5.73%) TCP/IP
3 269 (4.54%) DNS
4 222 (3.75%) SAN
5 190 (3.21%) VPN
6 145 (2.45%) WAN
7 123 (2.08%) LAN
8 119 (2.01%) HTTP
9 115 (1.94%) Network Security
10 92 (1.55%) Internet
11 91 (1.54%) DHCP
12 86 (1.45%) VoIP
13 82 (1.39%) NAS
14 79 (1.33%) SSL
15 69 (1.17%) VLAN
16 64 (1.08%) Intrusion Detection
17 59 (1.00%) Cisco ASA
18 43 (0.73%) SSH
19 35 (0.59%) IPsec
19 35 (0.59%) Wi-Fi
Database & Business Intelligence
1 669 (11.30%) MySQL
2 450 (7.60%) SQL Server
3 397 (6.71%) PostgreSQL
4 391 (6.60%) Big Data
5 273 (4.61%) Hadoop
6 272 (4.59%) NoSQL
7 265 (4.48%) MongoDB
8 243 (4.10%) Relational Database
9 200 (3.38%) Amazon RDS
10 192 (3.24%) Oracle Database
11 168 (2.84%) Redis
12 127 (2.15%) Apache Cassandra
13 103 (1.74%) Data Warehouse
14 92 (1.55%) Apache Hive
15 89 (1.50%) RDBMS
16 66 (1.11%) Oracle Database 11g
17 65 (1.10%) Amazon DynamoDB
18 63 (1.06%) Amazon Redshift
18 63 (1.06%) Blockchain
19 57 (0.96%) SQL Server Integration Services
Development Applications
1 934 (15.78%) Git (software)
2 916 (15.47%) Jenkins
3 443 (7.48%) JIRA
4 250 (4.22%) TeamCity
5 232 (3.92%) Atlassian Bamboo
6 224 (3.78%) Octopus Deploy
7 213 (3.60%) Maven
8 179 (3.02%) Subversion
9 161 (2.72%) Selenium
10 126 (2.13%) Team Foundation Server
11 123 (2.08%) Gradle
12 111 (1.88%) Travis CI
13 99 (1.67%) Bitbucket
14 98 (1.66%) JUnit
15 93 (1.57%) GitLab
16 86 (1.45%) JMeter
17 78 (1.32%) Vagrant
18 72 (1.22%) Cucumber
19 70 (1.18%) GoCD
20 55 (0.93%) Sonatype Nexus
General
1 1,556 (26.28%) Finance
2 544 (9.19%) Banking
3 266 (4.49%) Front Office
4 206 (3.48%) Retail
5 136 (2.30%) Games
6 116 (1.96%) Law
7 113 (1.91%) Telecoms
8 102 (1.72%) Marketing
9 88 (1.49%) Financial Institution
10 85 (1.44%) Investment Banking
11 75 (1.27%) Back Office
11 75 (1.27%) Legal
12 62 (1.05%) Advertising
13 42 (0.71%) Publishing
14 31 (0.52%) Automotive
15 21 (0.35%) Billing
16 15 (0.25%) French Language
17 14 (0.24%) Electronics
17 14 (0.24%) German Language
18 10 (0.17%) Pharmaceutical
Job Titles
1 1,181 (19.95%) DevOps Engineer
2 1,145 (19.34%) Developer
3 553 (9.34%) Linux Engineer
4 474 (8.01%) Java Developer
5 409 (6.91%) Analyst
6 405 (6.84%) AWS Engineer
7 401 (6.77%) Administrator
8 359 (6.06%) AWS DevOps
9 299 (5.05%) Systems Administrator
10 298 (5.03%) Applications Support
11 287 (4.85%) AWS DevOps Engineer
12 282 (4.76%) Linux/Unix DevOps
13 278 (4.70%) Senior DevOps
14 275 (4.65%) Software Engineer
15 274 (4.63%) Cloud Engineer
16 267 (4.51%) Infrastructure Engineer
17 250 (4.22%) Support Engineer
18 225 (3.80%) Linux DevOps Engineer
18 225 (3.80%) Support Analyst
19 221 (3.73%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 538 (9.09%) Web Services
2 378 (6.39%) .NET
3 366 (6.18%) HTML
4 324 (5.47%) Node.js
5 296 (5.00%) CSS
6 289 (4.88%) Spring
7 264 (4.46%) Kafka
8 252 (4.26%) Elastic Stack
9 237 (4.00%) LAMP
10 222 (3.75%) RESTful
11 213 (3.60%) JSON
12 207 (3.50%) XML
13 205 (3.46%) React
14 188 (3.18%) REST
15 175 (2.96%) AngularJS
16 163 (2.75%) FIX Protocol
17 130 (2.20%) jQuery
18 102 (1.72%) Spring Boot
19 100 (1.69%) HTML5
20 94 (1.59%) RabbitMQ
Miscellaneous
1 461 (7.79%) Fintech
2 383 (6.47%) Analytical Skills
3 292 (4.93%) Linux Command Line
4 278 (4.70%) Data Centre
5 234 (3.95%) Public Cloud
6 213 (3.60%) Algorithms
7 191 (3.23%) Hedge funds
8 173 (2.92%) Equities
9 165 (2.79%) Data Structures
10 151 (2.55%) Self-Motivation
11 149 (2.52%) Greenfield Project
12 131 (2.21%) Enterprise Software
13 126 (2.13%) Management Information System
14 125 (2.11%) Foreign Exchange (FX)
15 124 (2.09%) Fixed Income
16 121 (2.04%) User Experience
17 113 (1.91%) Hybrid Cloud
18 93 (1.57%) Clustering
19 89 (1.50%) Mobile App
20 87 (1.47%) Derivative
Operating Systems
1 1,868 (31.55%) Windows
2 1,286 (21.72%) Unix
3 454 (7.67%) Red Hat Enterprise Linux
4 440 (7.43%) Windows Server
5 397 (6.71%) CentOS
6 355 (6.00%) Ubuntu
7 169 (2.85%) Windows Server 2012
8 149 (2.52%) Apple iOS
9 135 (2.28%) Android
10 130 (2.20%) Windows Server 2008
11 129 (2.18%) Debian
12 115 (1.94%) Windows 10
13 87 (1.47%) Solaris
14 61 (1.03%) AIX
15 56 (0.95%) Mac OS
15 56 (0.95%) Windows 7
16 52 (0.88%) Fedora
17 50 (0.84%) Mac OS X
18 40 (0.68%) Windows Server 2003
19 39 (0.66%) CoreOS
Processes & Methodologies
1 2,117 (35.76%) DevOps
2 1,607 (27.15%) Agile Software Development
3 658 (11.11%) Configuration Management
4 651 (11.00%) Software Engineering
5 647 (10.93%) Continuous Integration
6 588 (9.93%) Problem-Solving
7 549 (9.27%) Open Source
8 484 (8.18%) Computer Science
9 475 (8.02%) Microservices
10 455 (7.69%) Test Automation
11 433 (7.31%) Analytics
12 416 (7.03%) Infrastructure Engineering
13 411 (6.94%) Infrastructure as Code
14 380 (6.42%) ITIL
15 367 (6.20%) TDD
16 342 (5.78%) Scrum
17 304 (5.14%) Machine Learning
18 297 (5.02%) Cybersecurity
19 296 (5.00%) Artificial Intelligence
20 276 (4.66%) Low Latency
Programming Languages
1 2,411 (40.73%) Python
2 1,646 (27.80%) Java
3 1,383 (23.36%) SQL
4 1,047 (17.69%) Bash Shell
5 645 (10.90%) JavaScript
6 606 (10.24%) C++
7 542 (9.16%) Ruby
8 531 (8.97%) PowerShell
9 527 (8.90%) Perl
10 434 (7.33%) C#
11 387 (6.54%) Shell Script
12 369 (6.23%) PHP
13 233 (3.94%) Go
14 224 (3.78%) C
15 189 (3.19%) Scala
16 125 (2.11%) PL/SQL
17 97 (1.64%) Groovy
18 91 (1.54%) Java 8
19 59 (1.00%) TypeScript
20 51 (0.86%) R
Qualifications
1 666 (11.25%) Degree
2 272 (4.59%) Computer Science Degree
3 200 (3.38%) Security Cleared
4 137 (2.31%) Microsoft Certification
5 127 (2.15%) Cisco Certification
6 105 (1.77%) CCNA
7 100 (1.69%) CISSP
7 100 (1.69%) MCSE
8 81 (1.37%) AWS Certification
9 60 (1.01%) SC Cleared
10 53 (0.90%) DV Cleared
11 42 (0.71%) RHCE
12 41 (0.69%) CISM
13 38 (0.64%) CCNP
14 32 (0.54%) CISA
15 31 (0.52%) Numerate Degree
16 30 (0.51%) MCP
17 29 (0.49%) Oracle Certification
17 29 (0.49%) VMware Certified Professional (VCP)
18 28 (0.47%) PhD
Quality Assurance & Compliance
1 479 (8.09%) QA
2 78 (1.32%) ISO/IEC 27001
3 67 (1.13%) SLA
4 62 (1.05%) GDPR
5 27 (0.46%) PCI DSS
6 23 (0.39%) HL7
7 20 (0.34%) Data Quality
8 16 (0.27%) MiFID
9 12 (0.20%) ISO 22301
9 12 (0.20%) ISO 9000
9 12 (0.20%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
10 10 (0.17%) ISO/IEC 20000
11 8 (0.14%) COBIT
12 6 (0.10%) SEPA
13 4 (0.068%) ISO 20022
14 3 (0.051%) ISAE 3402
14 3 (0.051%) PSD2
15 2 (0.034%) NIST 800
16 1 (0.017%) IEC 62304
16 1 (0.017%) ISO/IEC 17025
System Software
1 1,596 (26.96%) Docker
2 468 (7.91%) Active Directory
3 367 (6.20%) VMware Infrastructure
4 131 (2.21%) Hyper-V
5 126 (2.13%) Virtual Machines
6 89 (1.50%) vSphere
7 58 (0.98%) VMware ESXi
8 52 (0.88%) KVM
9 51 (0.86%) HDFS
10 47 (0.79%) NFS
10 47 (0.79%) Virtual Servers
11 44 (0.74%) XenApp
12 43 (0.73%) Apache ZooKeeper
13 40 (0.68%) Oracle RAC
14 30 (0.51%) Apache Flume
14 30 (0.51%) XenDesktop
15 24 (0.41%) Varnish
16 23 (0.39%) Citrix Hypervisor
17 22 (0.37%) Firmware
18 16 (0.27%) Postfix
Systems Management
1 1,372 (23.18%) Ansible
2 1,041 (17.58%) Puppet
3 990 (16.72%) Kubernetes
4 815 (13.77%) Terraform
5 792 (13.38%) Opscode Chef
6 205 (3.46%) Salt
7 174 (2.94%) Nagios
8 170 (2.87%) Prometheus
9 133 (2.25%) Packer
10 105 (1.77%) Consul
11 99 (1.67%) Grafana
12 85 (1.44%) SCCM
13 69 (1.17%) Docker Swarm
14 67 (1.13%) Mesos
15 52 (0.88%) Automic
16 51 (0.86%) Kibana
17 49 (0.83%) ZABBIX
18 48 (0.81%) Rundeck
19 45 (0.76%) Hadoop YARN
20 42 (0.71%) Nessus
Vendors
1 708 (11.96%) Oracle
2 636 (10.74%) Microsoft
3 607 (10.25%) Red Hat
4 599 (10.12%) VMware
5 334 (5.64%) Google
6 267 (4.51%) Cisco
7 182 (3.07%) Splunk
8 145 (2.45%) Citrix
9 135 (2.28%) IBM
10 125 (2.11%) HP
11 106 (1.79%) Atlassian
12 87 (1.47%) NetApp
13 84 (1.42%) New Relic
13 84 (1.42%) ServiceNow
14 80 (1.35%) AppDynamics
15 79 (1.33%) EMC
16 72 (1.22%) Dell
17 68 (1.15%) SolarWinds
18 67 (1.13%) Juniper
19 65 (1.10%) Apple