Period
to 26 October 2020

The following table provides summary statistics for permanent job vacancies 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 26 October 2020 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
26 Oct 2020
Same period 2019 Same period 2018
Rank 19 20 16
Rank change year-on-year +1 -4 0
Permanent jobs citing Linux 4,833 13,423 17,325
As % of all permanent jobs advertised in the UK 9.80% 9.87% 10.52%
As % of the Operating Systems category 45.72% 43.10% 45.81%
Number of salaries quoted 4,449 10,833 14,569
Median annual salary £55,000 £53,500 £52,500
Median salary % change year-on-year +2.80% +1.90% +5.00%
10th Percentile £34,992 £31,250 £31,250
90th Percentile £85,000 £87,500 £83,750
UK excluding London median annual salary £49,500 £46,000 £46,000
% change year-on-year +7.61% - +2.22%

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 with a requirement for operating system skills.

All Operating Systems
UK
Permanent vacancies with a requirement for operating system skills 10,572 31,147 37,816
As % of all permanent IT jobs advertised in the UK 21.45% 22.90% 22.95%
Number of salaries quoted 8,740 24,700 30,505
Median annual salary £50,000 £45,000 £47,500
Median salary % change year-on-year +11.11% -5.26% +5.56%
10th Percentile £28,500 £25,000 £25,000
90th Percentile £80,000 £80,000 £77,500
UK excluding London median annual salary £45,000 £40,594 £41,000
% change year-on-year +10.85% -0.99% +2.50%

Linux
Job Vacancy Trend

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

Job vacancy trend for Linux in the UK

Linux
Salary Trend

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

Salary trend for Linux in the UK

Linux
Salary Histogram

Salary distribution for jobs citing Linux over the 6 months to 26 October 2020.

Salary histogram for Linux in the UK

Linux
Top 18 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux within the UK over the 6 months to 26 October 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
England +1 4,420 £55,000 - 1,272
UK excluding London -1 2,837 £49,500 +7.61% 929
London -3 1,844 £67,500 - 453
South East -2 830 £50,000 +5.26% 210
North of England -2 615 £49,000 +4.83% 211
Work from Home -5 605 £53,500 -10.83% 270
South West +2 509 £47,500 +5.56% 148
North West 0 340 £50,000 +11.11% 125
Midlands -2 326 £51,000 +13.33% 114
East of England +2 248 £50,000 - 131
West Midlands -1 236 £52,500 +23.53% 73
Yorkshire -9 225 £47,500 - 71
Scotland +4 204 £47,500 +9.20% 78
East Midlands -5 87 £47,500 +5.56% 40
Wales +1 76 £45,000 +7.14% 20
North East -4 50 £50,000 +9.26% 15
Northern Ireland -9 41 £45,000 +5.88% 18
Isle of Man -5 1 - -

For the 6 months to 26 October 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 with a requirement for Linux.

1 1,828 (37.82%) Python
2 1,678 (34.72%) AWS
3 1,606 (33.23%) DevOps
4 1,525 (31.55%) Windows
5 1,323 (27.37%) Agile Software Development
6 1,182 (24.46%) Docker
7 990 (20.48%) Azure
8 967 (20.01%) Java
9 931 (19.26%) Kubernetes
10 922 (19.08%) Terraform
11 907 (18.77%) Ansible
12 906 (18.75%) SQL
13 872 (18.04%) Git (software)
14 817 (16.90%) JavaScript
15 796 (16.47%) Finance
16 737 (15.25%) Unix
17 732 (15.15%) Software Engineering
18 714 (14.77%) VMware
19 703 (14.55%) Bash Shell
20 669 (13.84%) Jenkins
21 663 (13.72%) Puppet
21 663 (13.72%) Microsoft
22 594 (12.29%) MySQL
23 574 (11.88%) C++
24 521 (10.78%) Degree
25 508 (10.51%) PowerShell
26 498 (10.30%) VMware Infrastructure
27 491 (10.16%) Problem-Solving
28 489 (10.12%) PHP
29 485 (10.04%) HTML

Linux
Co-occurring IT Skills 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
1 274 (5.67%) Apache
2 192 (3.97%) Confluence
3 163 (3.37%) Elasticsearch
4 82 (1.70%) Apache Spark
5 76 (1.57%) Tomcat
6 72 (1.49%) nginx
7 65 (1.34%) IIS
8 54 (1.12%) MS Exchange
9 53 (1.10%) OpenStack
10 52 (1.08%) SharePoint
11 48 (0.99%) Skype for Business
12 39 (0.81%) WebLogic
13 37 (0.77%) Cloud Foundry
14 34 (0.70%) WebSphere
15 22 (0.46%) CMS
16 20 (0.41%) WordPress
17 18 (0.37%) Oracle SOA Suite
18 17 (0.35%) JBoss
19 14 (0.29%) Exchange Server 2013
20 12 (0.25%) IBM Transformation Extender
Applications
1 77 (1.59%) Microsoft Office
2 42 (0.87%) MS Visio
3 32 (0.66%) Microsoft Excel
4 7 (0.14%) Microsoft PowerPoint
5 6 (0.12%) Photoshop
6 4 (0.083%) Adobe Illustrator
6 4 (0.083%) Fireworks
6 4 (0.083%) Inkscape
7 3 (0.062%) Chatbot
7 3 (0.062%) Microsoft Project
8 2 (0.041%) Spreadsheet
8 2 (0.041%) Windchill
9 1 (0.021%) Abaqus
9 1 (0.021%) Simulink
Business Applications
1 22 (0.46%) Sentinel
2 17 (0.35%) Magento
3 10 (0.21%) Oracle Applications
4 8 (0.17%) Oracle EBS
4 8 (0.17%) Oracle ERP
4 8 (0.17%) Remedy ITSM
5 7 (0.14%) Oracle EBS R12
6 6 (0.12%) FLEXCUBE
6 6 (0.12%) Oracle BPM
7 5 (0.10%) Dynamics CRM
7 5 (0.10%) Payment Gateway
8 4 (0.083%) Quorum
8 4 (0.083%) SAP Business One
9 3 (0.062%) Salesforce.com CRM
9 3 (0.062%) Shopify
10 2 (0.041%) NetSuite
10 2 (0.041%) Oracle 11i
10 2 (0.041%) Workfront
11 1 (0.021%) SAP Oil and Gas
11 1 (0.021%) SunGard Martini
Cloud Services
1 1,678 (34.72%) AWS
2 990 (20.48%) Azure
3 355 (7.35%) GCP
4 257 (5.32%) AWS CloudFormation
5 222 (4.59%) Office 365
6 214 (4.43%) SaaS
7 165 (3.41%) Serverless
8 161 (3.33%) GitHub
9 152 (3.15%) IaaS
10 148 (3.06%) PaaS
11 144 (2.98%) Amazon EC2
12 122 (2.52%) AWS Lambda
13 119 (2.46%) Cloud Computing
14 107 (2.21%) Amazon S3
15 91 (1.88%) OpenShift
16 83 (1.72%) Azure Active Directory
17 74 (1.53%) Amazon CloudWatch
18 65 (1.34%) Route 53
19 54 (1.12%) Datadog
20 53 (1.10%) Amazon EKS
Communications & Networking
1 387 (8.01%) Firewall
2 336 (6.95%) TCP/IP
3 275 (5.69%) DNS
4 167 (3.46%) VPN
5 147 (3.04%) WAN
6 146 (3.02%) DHCP
7 144 (2.98%) LAN
8 143 (2.96%) HTTP
8 143 (2.96%) Network Security
9 124 (2.57%) SAN
10 121 (2.50%) Internet
11 108 (2.23%) Wireless
12 88 (1.82%) SSL
13 85 (1.76%) BGP
13 85 (1.76%) OSPF
14 78 (1.61%) VoIP
15 75 (1.55%) SNMP
16 72 (1.49%) SSH
16 72 (1.49%) Wi-Fi
17 70 (1.45%) Wireshark
Database & Business Intelligence
1 594 (12.29%) MySQL
2 397 (8.21%) SQL Server
3 309 (6.39%) PostgreSQL
4 275 (5.69%) NoSQL
5 217 (4.49%) MongoDB
6 164 (3.39%) Relational Database
7 162 (3.35%) Big Data
8 110 (2.28%) Amazon RDS
9 95 (1.97%) Redis
10 94 (1.94%) Hadoop
10 94 (1.94%) Oracle Database
11 80 (1.66%) Apache Cassandra
12 54 (1.12%) MariaDB
12 54 (1.12%) RDBMS
13 45 (0.93%) Data Warehouse
14 44 (0.91%) Amazon DynamoDB
15 39 (0.81%) Oracle Reports
16 33 (0.68%) CouchDB
17 32 (0.66%) Blockchain
17 32 (0.66%) Oracle Database 12c
Development Applications
1 872 (18.04%) Git (software)
2 669 (13.84%) Jenkins
3 390 (8.07%) JIRA
4 257 (5.32%) GitLab
5 125 (2.59%) Atlassian Bamboo
6 115 (2.38%) Selenium
7 102 (2.11%) TeamCity
8 94 (1.94%) Subversion
9 92 (1.90%) Bitbucket
10 63 (1.30%) Maven
11 56 (1.16%) Octopus Deploy
12 46 (0.95%) Sonatype Nexus
13 44 (0.91%) JUnit
14 43 (0.89%) Team Foundation Server
15 42 (0.87%) Artifactory
16 40 (0.83%) Oracle APEX
17 34 (0.70%) Travis CI
18 33 (0.68%) Vagrant
19 29 (0.60%) Locust
20 26 (0.54%) eggPlant
General
1 796 (16.47%) Finance
2 165 (3.41%) Telecoms
3 163 (3.37%) Public Sector
4 156 (3.23%) Banking
5 140 (2.90%) Law
6 125 (2.59%) Retail
7 110 (2.28%) Electronics
8 101 (2.09%) Games
9 97 (2.01%) Marketing
10 89 (1.84%) Manufacturing
11 82 (1.70%) Front Office
12 56 (1.16%) Legal
13 55 (1.14%) Advertising
13 55 (1.14%) Back Office
14 47 (0.97%) Financial Institution
15 30 (0.62%) Automotive
16 26 (0.54%) Aerospace
17 22 (0.46%) Investment Banking
18 19 (0.39%) Publishing
19 18 (0.37%) Military
Job Titles
1 997 (20.63%) Developer
2 941 (19.47%) DevOps Engineer
3 424 (8.77%) Linux Engineer
4 397 (8.21%) Software Engineer
5 358 (7.41%) AWS Engineer
6 297 (6.15%) Infrastructure Engineer
7 287 (5.94%) AWS DevOps
8 267 (5.52%) AWS DevOps Engineer
9 235 (4.86%) Administrator
10 216 (4.47%) Senior Developer
11 199 (4.12%) PHP Developer
12 185 (3.83%) Analyst
12 185 (3.83%) Cloud Engineer
13 183 (3.79%) Java Developer
14 174 (3.60%) Systems Administrator
15 168 (3.48%) Python Engineer
16 167 (3.46%) Support Engineer
17 165 (3.41%) Python Developer
18 154 (3.19%) Senior DevOps
19 146 (3.02%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 485 (10.04%) HTML
2 405 (8.38%) CSS
3 276 (5.71%) Node.js
4 273 (5.65%) Web Services
5 240 (4.97%) .NET
6 205 (4.24%) REST
7 199 (4.12%) React
8 192 (3.97%) jQuery
9 161 (3.33%) LAMP
10 159 (3.29%) AngularJS
11 158 (3.27%) Elastic Stack
12 153 (3.17%) Kafka
13 149 (3.08%) RESTful
14 142 (2.94%) HTML5
15 139 (2.88%) Spring
16 133 (2.75%) Vue.js
17 123 (2.55%) JSON
18 122 (2.52%) XML
19 110 (2.28%) SOAP
20 108 (2.23%) Laravel
Miscellaneous
1 339 (7.01%) Analytical Skills
2 271 (5.61%) Data Centre
3 198 (4.10%) Public Cloud
4 156 (3.23%) Self-Motivation
5 145 (3.00%) Algorithms
5 145 (3.00%) Linux Command Line
6 141 (2.92%) Greenfield Project
7 110 (2.28%) Management Information System
8 88 (1.82%) Mobile App
9 82 (1.70%) Hedge funds
10 75 (1.55%) Cloud Native
11 73 (1.51%) Data Structures
12 71 (1.47%) Clustering
13 67 (1.39%) PKI
14 65 (1.34%) Fixed Income
15 55 (1.14%) Enterprise Software
15 55 (1.14%) Private Cloud
16 52 (1.08%) Cyberthreat
17 48 (0.99%) Replication
18 47 (0.97%) User Experience
Operating Systems
1 1,525 (31.55%) Windows
2 737 (15.25%) Unix
3 415 (8.59%) Red Hat Enterprise Linux
4 394 (8.15%) CentOS
5 391 (8.09%) Windows Server
6 237 (4.90%) Ubuntu
7 100 (2.07%) Solaris
8 92 (1.90%) Windows Server 2012
9 90 (1.86%) Debian
10 71 (1.47%) Android
11 68 (1.41%) Mac OS
11 68 (1.41%) Windows Server 2016
12 61 (1.26%) AIX
13 59 (1.22%) Mac OS X
14 49 (1.01%) Windows 10
15 46 (0.95%) Apple iOS
16 42 (0.87%) Windows Server 2008
17 36 (0.74%) Windows 7
18 31 (0.64%) Oracle Linux
19 30 (0.62%) Embedded Linux
Processes & Methodologies
1 1,606 (33.23%) DevOps
2 1,323 (27.37%) Agile Software Development
3 732 (15.15%) Software Engineering
4 491 (10.16%) Problem-Solving
5 424 (8.77%) Configuration Management
6 423 (8.75%) Continuous Integration
7 404 (8.36%) Infrastructure Engineering
8 388 (8.03%) Infrastructure as Code
8 388 (8.03%) Scrum
9 378 (7.82%) Test Automation
10 369 (7.64%) Computer Science
11 327 (6.77%) Open Source
12 310 (6.41%) Microservices
13 286 (5.92%) OO
14 279 (5.77%) Cybersecurity
15 278 (5.75%) TDD
16 261 (5.40%) ITIL
17 260 (5.38%) Mentoring
18 244 (5.05%) Fintech
19 229 (4.74%) High Availability
Programming Languages
1 1,828 (37.82%) Python
2 967 (20.01%) Java
3 906 (18.75%) SQL
4 817 (16.90%) JavaScript
5 703 (14.55%) Bash Shell
6 574 (11.88%) C++
7 508 (10.51%) PowerShell
8 489 (10.12%) PHP
9 370 (7.66%) C
10 340 (7.03%) C#
11 304 (6.29%) Go
12 276 (5.71%) Ruby
13 254 (5.26%) Shell Script
14 253 (5.23%) Perl
15 103 (2.13%) PL/SQL
16 83 (1.72%) Scala
16 83 (1.72%) TypeScript
17 78 (1.61%) Java 8
18 69 (1.43%) Groovy
18 69 (1.43%) T-SQL
Qualifications
1 521 (10.78%) Degree
2 369 (7.64%) Security Cleared
3 264 (5.46%) SC Cleared
4 198 (4.10%) Computer Science Degree
5 173 (3.58%) Cisco Certification
6 118 (2.44%) Microsoft Certification
7 117 (2.42%) CCNA
8 111 (2.30%) AWS Certification
9 90 (1.86%) DV Cleared
10 74 (1.53%) CCNP
11 70 (1.45%) MCSA
12 65 (1.34%) MCSE
13 53 (1.10%) Master's Degree
13 53 (1.10%) VMware Certified Professional (VCP)
14 48 (0.99%) RHCE
15 47 (0.97%) CISSP
16 41 (0.85%) CREST Certified
17 32 (0.66%) CCIE
18 30 (0.62%) MCP
19 28 (0.58%) PhD
Quality Assurance & Compliance
1 218 (4.51%) QA
2 118 (2.44%) SLA
3 102 (2.11%) ISO/IEC 27001
4 89 (1.84%) GDPR
5 51 (1.06%) NIST
6 32 (0.66%) PCI DSS
7 31 (0.64%) ISO 9001
8 18 (0.37%) Cyber Essentials
8 18 (0.37%) NIST 800
9 13 (0.27%) COBIT
10 9 (0.19%) HMG Security Policy Framework
11 8 (0.17%) HIPAA
11 8 (0.17%) NCSC
11 8 (0.17%) PMO
12 4 (0.083%) HL7
12 4 (0.083%) IEC 62304
12 4 (0.083%) ISO 13485
12 4 (0.083%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
12 4 (0.083%) Sarbanes-Oxley
13 3 (0.062%) JTAG
System Software
1 1,182 (24.46%) Docker
2 498 (10.30%) VMware Infrastructure
3 441 (9.12%) Active Directory
4 190 (3.93%) Hyper-V
5 124 (2.57%) vSphere
6 76 (1.57%) VMware ESXi
7 74 (1.53%) Virtual Machines
8 59 (1.22%) Firmware
9 39 (0.81%) Virtual Servers
10 36 (0.74%) KVM
11 33 (0.68%) Xen
12 28 (0.58%) VirtualBox
13 22 (0.46%) Oracle RAC
14 17 (0.35%) Ceph
14 17 (0.35%) LXC
15 15 (0.31%) Microsoft Virtual Server
15 15 (0.31%) NFS
16 14 (0.29%) Apache ZooKeeper
16 14 (0.29%) XenApp
17 13 (0.27%) vCloud
Systems Management
1 931 (19.26%) Kubernetes
2 922 (19.08%) Terraform
3 907 (18.77%) Ansible
4 663 (13.72%) Puppet
5 372 (7.70%) Opscode Chef
6 137 (2.83%) Grafana
7 118 (2.44%) Prometheus
8 104 (2.15%) SCCM
9 102 (2.11%) Nagios
10 53 (1.10%) ZABBIX
11 48 (0.99%) SCOM
12 46 (0.95%) Graphite
13 45 (0.93%) Oracle RMAN
13 45 (0.93%) WSUS
14 40 (0.83%) Packer
15 39 (0.81%) Data Guard
16 38 (0.79%) Kibana
17 31 (0.64%) logstash
17 31 (0.64%) Red Hat Satellite
18 26 (0.54%) Rancher
Vendors
1 714 (14.77%) VMware
2 663 (13.72%) Microsoft
3 423 (8.75%) Red Hat
4 404 (8.36%) Oracle
5 257 (5.32%) Cisco
6 212 (4.39%) Google
7 147 (3.04%) Splunk
8 112 (2.32%) SAP
9 106 (2.19%) Atlassian
10 91 (1.88%) HP
11 85 (1.76%) IBM
12 66 (1.37%) Citrix
13 58 (1.20%) Juniper
14 56 (1.16%) SolarWinds
15 54 (1.12%) Dell
16 53 (1.10%) Zend
17 47 (0.97%) Veeam
18 45 (0.93%) Dynatrace
19 42 (0.87%) EMC
20 38 (0.79%) Palo Alto