Period
to 8 August 2020

The following table provides summary statistics for permanent job vacancies advertised in Central 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 8 August 2020 with a comparison to the same period in the previous 2 years.

Linux
London > Central London
6 months to
8 Aug 2020
Same period 2019 Same period 2018
Rank 15 18 19
Rank change year-on-year +3 +1 -6
Permanent jobs citing Linux 646 1,242 1,434
As % of all permanent jobs advertised in Central London 10.41% 9.53% 10.10%
As % of the Operating Systems category 48.46% 40.72% 43.97%
Number of salaries quoted 585 1,201 1,372
Median annual salary £70,000 £70,000 £65,000
Median salary % change year-on-year - +7.69% +8.33%
10th Percentile £42,500 £41,000 £41,250
90th Percentile £100,000 £107,500 £95,000
London median annual salary £67,500 £67,500 £65,000
% change year-on-year - +3.85% +8.33%

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 Central London with a requirement for operating system skills.

All Operating Systems
Central London
Permanent vacancies with a requirement for operating system skills 1,333 3,050 3,261
As % of all permanent IT jobs advertised in Central London 21.48% 23.40% 22.96%
Number of salaries quoted 1,161 2,679 2,947
Median annual salary £65,000 £60,000 £60,000
Median salary % change year-on-year +8.33% - +14.29%
10th Percentile £33,750 £28,500 £30,000
90th Percentile £93,750 £91,000 £90,000
London median annual salary £62,500 £60,000 £57,500
% change year-on-year +4.17% +4.35% +4.55%

Linux
Job Vacancy Trend in Central London

Job postings citing Linux as a proportion of all IT jobs advertised in Central London.

Job vacancy trend for Linux in Central London

Linux
Salary Trend in Central London

3-month moving average salary quoted in jobs citing Linux in Central London.

Salary trend for Linux in Central London

Linux
Salary Histogram in Central London

Salary distribution for jobs citing Linux in Central London over the 6 months to 8 August 2020.

Salary histogram for Linux in Central London

Linux
Job Locations in Central London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux within the Central London region over the 6 months to 8 August 2020. 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
City of London +2 478 £70,000 -3.45% 117
West End of London +4 18 £72,500 +20.83%
City of Westminster -6 17 £72,500 +20.14% 1
Southwark +14 11 £70,000 +83.05%
Lambeth +4 10 £37,500 +7.14%
Kensington and Chelsea -8 1 £44,500 -19.09% 1
Linux
London

For the 6 months to 8 August 2020, 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 Central London region with a requirement for Linux.

1 272 (42.11%) Python
2 243 (37.62%) DevOps
3 210 (32.51%) Windows
4 205 (31.73%) Finance
5 204 (31.58%) AWS
6 176 (27.24%) Java
7 160 (24.77%) Docker
8 156 (24.15%) Agile Software Development
9 140 (21.67%) Kubernetes
10 134 (20.74%) Ansible
11 128 (19.81%) Unix
12 116 (17.96%) Terraform
13 107 (16.56%) Git (software)
14 105 (16.25%) JavaScript
14 105 (16.25%) SQL
15 104 (16.10%) Azure
16 84 (13.00%) Jenkins
17 80 (12.38%) Configuration Management
18 78 (12.07%) Bash Shell
18 78 (12.07%) GCP
19 75 (11.61%) Software Engineering
20 70 (10.84%) Microsoft
21 69 (10.68%) VMware
22 66 (10.22%) Test Automation
22 66 (10.22%) Infrastructure as Code
23 64 (9.91%) Firewall
23 64 (9.91%) PHP
24 61 (9.44%) Oracle
24 61 (9.44%) Puppet
25 60 (9.29%) TCP/IP

Linux
Co-occurring IT Skills in Central 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 56 (8.67%) Apache
2 55 (8.51%) Tomcat
3 29 (4.49%) Confluence
4 22 (3.41%) Elasticsearch
5 18 (2.79%) WebSphere
6 15 (2.32%) nginx
7 13 (2.01%) IBM Transformation Extender
8 10 (1.55%) Apache Spark
9 8 (1.24%) SharePoint
9 8 (1.24%) WordPress
10 6 (0.93%) Drupal
10 6 (0.93%) JBoss
10 6 (0.93%) MQSeries
11 5 (0.77%) Cloud Foundry
12 4 (0.62%) Adobe Experience Manager
12 4 (0.62%) CMS
12 4 (0.62%) IIS
13 3 (0.46%) WebLogic
14 2 (0.31%) Resin
14 2 (0.31%) SharePoint Server
Applications
1 13 (2.01%) Microsoft Office
2 12 (1.86%) Microsoft Excel
3 7 (1.08%) Microsoft PowerPoint
4 3 (0.46%) Gliffy
4 3 (0.46%) MS Visio
Business Applications
1 5 (0.77%) Salerio
2 4 (0.62%) Oracle Applications
3 2 (0.31%) Dynamics CRM
3 2 (0.31%) Remedy ITSM
3 2 (0.31%) Sentinel
4 1 (0.15%) Distributed Ledger
4 1 (0.15%) Magento
4 1 (0.15%) Oracle Cash Management
4 1 (0.15%) Oracle EBS
4 1 (0.15%) Oracle EBS R12
4 1 (0.15%) Oracle E-Business Tax
4 1 (0.15%) Oracle General Ledger
4 1 (0.15%) Oracle Internet Expenses
4 1 (0.15%) Oracle iProcurement
4 1 (0.15%) Oracle Payables
4 1 (0.15%) Oracle Receivables
4 1 (0.15%) R3 Corda
Cloud Services
1 204 (31.58%) AWS
2 104 (16.10%) Azure
3 78 (12.07%) GCP
4 29 (4.49%) SaaS
5 20 (3.10%) Office 365
6 17 (2.63%) GitHub
7 16 (2.48%) Serverless
8 12 (1.86%) PaaS
9 11 (1.70%) Amazon EC2
9 11 (1.70%) AWS CloudFormation
9 11 (1.70%) Cloud Computing
9 11 (1.70%) OpenShift
10 9 (1.39%) Heroku
10 9 (1.39%) IaaS
11 6 (0.93%) Amazon ECS
11 6 (0.93%) Azure Active Directory
12 5 (0.77%) Amazon EKS
12 5 (0.77%) Datadog
12 5 (0.77%) IBM Cloud
13 4 (0.62%) Amazon CloudWatch
Communications & Networking
1 64 (9.91%) Firewall
2 60 (9.29%) TCP/IP
3 28 (4.33%) DNS
4 19 (2.94%) Wireshark
5 18 (2.79%) SSH
6 17 (2.63%) WAN
7 16 (2.48%) FTP
8 15 (2.32%) HTTP
8 15 (2.32%) LAN
9 13 (2.01%) OSPF
9 13 (2.01%) VPN
10 12 (1.86%) Network Security
10 12 (1.86%) VoIP
11 11 (1.70%) Wireless
12 10 (1.55%) BGP
12 10 (1.55%) DHCP
12 10 (1.55%) Junos
13 9 (1.39%) Kerberos
13 9 (1.39%) MPLS
13 9 (1.39%) Multicast
Database & Business Intelligence
1 51 (7.89%) MySQL
2 44 (6.81%) SQL Server
3 43 (6.66%) NoSQL
4 32 (4.95%) Big Data
4 32 (4.95%) PostgreSQL
5 21 (3.25%) Relational Database
6 20 (3.10%) Hadoop
7 16 (2.48%) Blockchain
7 16 (2.48%) MongoDB
8 13 (2.01%) Neo4j
9 10 (1.55%) Apache Cassandra
9 10 (1.55%) Redis
10 7 (1.08%) Amazon RDS
10 7 (1.08%) MariaDB
10 7 (1.08%) RDBMS
11 6 (0.93%) Apache Hive
12 5 (0.77%) HBase
13 4 (0.62%) Data Warehouse
14 3 (0.46%) Azure SQL Database
14 3 (0.46%) Oracle Database
Development Applications
1 107 (16.56%) Git (software)
2 84 (13.00%) Jenkins
3 60 (9.29%) JIRA
4 23 (3.56%) Bitbucket
5 21 (3.25%) Sonatype Nexus
6 17 (2.63%) Artifactory
6 17 (2.63%) GitLab
6 17 (2.63%) Maven
7 13 (2.01%) git-flow
8 11 (1.70%) Atlassian Bamboo
9 9 (1.39%) SonarQube
10 8 (1.24%) Team Foundation Server
10 8 (1.24%) Vagrant
11 7 (1.08%) RSpec
11 7 (1.08%) Selenium
11 7 (1.08%) webpack
12 6 (0.93%) gulp
12 6 (0.93%) RStudio
12 6 (0.93%) Subversion
13 5 (0.77%) TeamCity
General
1 205 (31.73%) Finance
2 43 (6.66%) Banking
3 31 (4.80%) Retail
4 17 (2.63%) Games
5 16 (2.48%) Front Office
6 15 (2.32%) Telecoms
7 12 (1.86%) Marketing
8 11 (1.70%) Financial Institution
8 11 (1.70%) Law
9 10 (1.55%) Investment Banking
10 9 (1.39%) Public Sector
11 8 (1.24%) Advertising
11 8 (1.24%) Back Office
12 5 (0.77%) Billing
13 4 (0.62%) Pharmaceutical
14 2 (0.31%) Electronics
15 1 (0.15%) Automotive
15 1 (0.15%) General Ledger
15 1 (0.15%) Legal
15 1 (0.15%) Manufacturing
Job Titles
1 160 (24.77%) Developer
2 133 (20.59%) DevOps Engineer
3 48 (7.43%) Java Developer
4 40 (6.19%) Senior Developer
5 38 (5.88%) Analyst
6 35 (5.42%) Linux Engineer
6 35 (5.42%) Network Engineer
7 34 (5.26%) Administrator
8 32 (4.95%) Applications Support
9 29 (4.49%) AWS Engineer
9 29 (4.49%) Support Engineer
10 28 (4.33%) Cloud Engineer
11 26 (4.02%) Junior
12 24 (3.72%) Full Stack Developer
12 24 (3.72%) Support Analyst
13 23 (3.56%) Senior DevOps
14 22 (3.41%) Python Engineer
15 20 (3.10%) AWS DevOps
15 20 (3.10%) AWS DevOps Engineer
15 20 (3.10%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 45 (6.97%) .NET
2 43 (6.66%) CSS
3 37 (5.73%) HTML
4 36 (5.57%) Kafka
5 34 (5.26%) Elastic Stack
6 32 (4.95%) Node.js
7 31 (4.80%) React
8 28 (4.33%) Web Services
9 27 (4.18%) Spring
10 26 (4.02%) Middleware
11 20 (3.10%) Django
11 20 (3.10%) Vue.js
12 19 (2.94%) J2EE
13 18 (2.79%) .NET Core
14 15 (2.32%) Spring Boot
14 15 (2.32%) XML
15 14 (2.17%) LDAP
16 13 (2.01%) FIX Protocol
16 13 (2.01%) Pandas
17 12 (1.86%) RESTful
Miscellaneous
1 46 (7.12%) Public Cloud
2 37 (5.73%) Analytical Skills
3 32 (4.95%) Self-Motivation
4 31 (4.80%) Data Centre
5 26 (4.02%) Greenfield Project
6 25 (3.87%) Linux Command Line
7 19 (2.94%) Enterprise Software
8 15 (2.32%) Algorithms
8 15 (2.32%) Management Information System
9 13 (2.01%) Private Cloud
10 12 (1.86%) Data Structures
10 12 (1.86%) Derivative
10 12 (1.86%) Fixed Income
10 12 (1.86%) Mobile App
11 11 (1.70%) Equities
12 10 (1.55%) Cloud Native
13 9 (1.39%) Foreign Exchange (FX)
13 9 (1.39%) SWIFT
14 8 (1.24%) iPad
15 7 (1.08%) Hedge funds
Operating Systems
1 210 (32.51%) Windows
2 128 (19.81%) Unix
3 48 (7.43%) Windows Server
4 24 (3.72%) Red Hat Enterprise Linux
5 22 (3.41%) CentOS
6 21 (3.25%) Ubuntu
7 18 (2.79%) Android
8 16 (2.48%) Apple iOS
9 14 (2.17%) Oracle Linux
10 12 (1.86%) Mac OS
10 12 (1.86%) Windows 10
11 11 (1.70%) Solaris
11 11 (1.70%) Windows 7
12 6 (0.93%) Windows Server 2008
12 6 (0.93%) Windows Server 2012
13 4 (0.62%) Debian
14 3 (0.46%) Windows Server 2016
14 3 (0.46%) Windows XP
15 2 (0.31%) VMS
15 2 (0.31%) Windows Server 2019
Processes & Methodologies
1 243 (37.62%) DevOps
2 156 (24.15%) Agile Software Development
3 80 (12.38%) Configuration Management
4 75 (11.61%) Software Engineering
5 66 (10.22%) Infrastructure as Code
5 66 (10.22%) Test Automation
6 54 (8.36%) Fintech
7 51 (7.89%) Microservices
8 49 (7.59%) Problem-Solving
9 47 (7.28%) Continuous Integration
10 45 (6.97%) Mentoring
11 44 (6.81%) Infrastructure Engineering
11 44 (6.81%) Site Reliability Engineering
12 40 (6.19%) Scrum
13 38 (5.88%) OO
14 37 (5.73%) Performance Tuning
15 36 (5.57%) Continuous Delivery
15 36 (5.57%) Project Management
16 34 (5.26%) SDLC
16 34 (5.26%) Technical Leadership
Programming Languages
1 272 (42.11%) Python
2 176 (27.24%) Java
3 105 (16.25%) JavaScript
3 105 (16.25%) SQL
4 78 (12.07%) Bash Shell
5 64 (9.91%) PHP
6 56 (8.67%) C#
6 56 (8.67%) Go
7 55 (8.51%) C++
8 47 (7.28%) Ruby
9 45 (6.97%) PowerShell
10 34 (5.26%) Groovy
10 34 (5.26%) Perl
11 33 (5.11%) Scala
12 26 (4.02%) C
13 19 (2.94%) Shell Script
14 14 (2.17%) R
15 12 (1.86%) Java 8
16 9 (1.39%) T-SQL
17 8 (1.24%) TypeScript
Qualifications
1 45 (6.97%) Degree
2 29 (4.49%) Cisco Certification
3 23 (3.56%) Computer Science Degree
4 16 (2.48%) CCNA
5 12 (1.86%) CCNP
6 11 (1.70%) Microsoft Certification
7 9 (1.39%) AWS Certification
7 9 (1.39%) CISM
7 9 (1.39%) CISSP
8 7 (1.08%) RHCE
9 6 (0.93%) CCIE
9 6 (0.93%) CCSA
9 6 (0.93%) JNCIA
9 6 (0.93%) TOGAF Certification
10 5 (0.77%) JNCIS
10 5 (0.77%) MCSA
10 5 (0.77%) Security Cleared
11 4 (0.62%) CCSP
11 4 (0.62%) MCP
12 3 (0.46%) ISEB
Quality Assurance & Compliance
1 26 (4.02%) SLA
2 15 (2.32%) QA
3 10 (1.55%) PCI DSS
4 7 (1.08%) GDPR
4 7 (1.08%) ISO/IEC 27001
5 4 (0.62%) NIST
6 3 (0.46%) COBIT
7 2 (0.31%) Sarbanes-Oxley
8 1 (0.15%) FINRA
8 1 (0.15%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 160 (24.77%) Docker
2 49 (7.59%) VMware Infrastructure
3 25 (3.87%) Active Directory
4 21 (3.25%) Hyper-V
5 10 (1.55%) Virtual Machines
6 6 (0.93%) Apache ZooKeeper
6 6 (0.93%) Samba
6 6 (0.93%) Virtual Servers
6 6 (0.93%) VMware ESXi
7 4 (0.62%) vSphere
8 3 (0.46%) Firmware
8 3 (0.46%) OpenAM
8 3 (0.46%) Xen
9 2 (0.31%) Apache Flume
9 2 (0.31%) LXC
9 2 (0.31%) Virtual Desktop
10 1 (0.15%) iptables
10 1 (0.15%) vCloud
10 1 (0.15%) Veritas Volume Manager
10 1 (0.15%) XenApp
Systems Management
1 140 (21.67%) Kubernetes
2 134 (20.74%) Ansible
3 116 (17.96%) Terraform
4 61 (9.44%) Puppet
5 40 (6.19%) Opscode Chef
6 21 (3.25%) Prometheus
7 16 (2.48%) Nagios
8 15 (2.32%) Grafana
9 13 (2.01%) Netcool
9 13 (2.01%) Opsview
10 12 (1.86%) Icinga
10 12 (1.86%) Salt
11 10 (1.55%) Ambari
11 10 (1.55%) Hadoop YARN
11 10 (1.55%) Marathon
11 10 (1.55%) Mesos
11 10 (1.55%) Packer
11 10 (1.55%) Rundeck
12 7 (1.08%) Consul
13 6 (0.93%) ZABBIX
Vendors
1 70 (10.84%) Microsoft
2 69 (10.68%) VMware
3 61 (9.44%) Oracle
4 43 (6.66%) Red Hat
5 40 (6.19%) Google
6 31 (4.80%) Cisco
7 26 (4.02%) IBM
8 20 (3.10%) HP
9 16 (2.48%) Splunk
10 15 (2.32%) AppDynamics
10 15 (2.32%) F5
11 14 (2.17%) Atlassian
12 13 (2.01%) Dynatrace
12 13 (2.01%) SevOne
12 13 (2.01%) TOWER Software
13 12 (1.86%) Juniper
14 11 (1.70%) Apple
15 10 (1.55%) Cloudera
16 9 (1.39%) Salesforce.com
16 9 (1.39%) SaltStack