Period
to 23 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 23 October 2020 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
23 Oct 2020
Same period 2019 Same period 2018
Rank 19 20 16
Rank change year-on-year +1 -4 0
Permanent jobs citing Linux 4,839 13,554 17,318
As % of all permanent jobs advertised in the UK 9.85% 9.92% 10.51%
As % of the Operating Systems category 45.85% 43.23% 45.74%
Number of salaries quoted 4,449 10,915 14,570
Median annual salary £55,000 £54,000 £52,500
Median salary % change year-on-year +1.85% +2.86% +5.00%
10th Percentile £34,750 £31,250 £31,250
90th Percentile £85,000 £87,500 £83,750
UK excluding London median annual salary £49,500 £45,591 £46,000
% change year-on-year +8.58% -0.89% +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 10,555 31,352 37,865
As % of all permanent IT jobs advertised in the UK 21.49% 22.94% 22.98%
Number of salaries quoted 8,720 24,833 30,555
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 £40,500 £41,000
% change year-on-year +11.11% -1.22% +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 23 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 23 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 4,424 £55,000 - 1,207
UK excluding London -1 2,844 £49,500 +8.58% 882
London -3 1,841 £67,500 - 427
South East -3 829 £50,000 +5.26% 201
North of England -2 620 £49,000 +4.83% 206
Work from Home -4 604 £53,500 -10.83% 268
South West +2 512 £47,500 +5.56% 138
North West -1 345 £49,500 +10.00% 123
Midlands -2 326 £51,000 +15.91% 107
East of England +1 248 £50,000 - 124
West Midlands 0 237 £52,500 +23.53% 68
Yorkshire -8 225 £47,500 -1.04% 67
Scotland +2 204 £47,500 +9.20% 72
East Midlands -4 86 £47,500 +5.56% 39
Wales +1 76 £45,000 +7.14% 16
North East -8 50 £50,000 +6.97% 16
Northern Ireland -10 41 £45,000 +5.88% 18
Isle of Man -5 1 - -

For the 6 months to 23 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 (37.78%) Python
2 1,679 (34.70%) AWS
3 1,601 (33.09%) DevOps
4 1,535 (31.72%) Windows
5 1,318 (27.24%) Agile Software Development
6 1,185 (24.49%) Docker
7 995 (20.56%) Azure
8 966 (19.96%) Java
9 934 (19.30%) Kubernetes
10 924 (19.09%) Terraform
11 911 (18.83%) Ansible
12 901 (18.62%) SQL
13 873 (18.04%) Git (software)
14 815 (16.84%) JavaScript
15 794 (16.41%) Finance
16 748 (15.46%) Unix
17 728 (15.04%) Software Engineering
18 716 (14.80%) VMware
19 711 (14.69%) Bash Shell
20 669 (13.83%) Jenkins
20 669 (13.83%) Microsoft
21 661 (13.66%) Puppet
22 595 (12.30%) MySQL
23 566 (11.70%) C++
24 522 (10.79%) Degree
25 515 (10.64%) PowerShell
26 498 (10.29%) VMware Infrastructure
27 490 (10.13%) PHP
28 488 (10.08%) Problem-Solving
29 482 (9.96%) 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
1 275 (5.68%) Apache
2 189 (3.91%) Confluence
3 161 (3.33%) Elasticsearch
4 81 (1.67%) Apache Spark
5 78 (1.61%) Tomcat
6 73 (1.51%) nginx
7 65 (1.34%) IIS
8 55 (1.14%) OpenStack
9 54 (1.12%) MS Exchange
10 52 (1.07%) SharePoint
11 48 (0.99%) Skype for Business
12 39 (0.81%) WebLogic
13 37 (0.76%) Cloud Foundry
14 36 (0.74%) WebSphere
15 22 (0.45%) CMS
16 20 (0.41%) WordPress
17 17 (0.35%) JBoss
17 17 (0.35%) Oracle SOA Suite
18 14 (0.29%) Exchange Server 2013
19 12 (0.25%) IBM Transformation Extender
Applications
1 76 (1.57%) 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%) Adobe Premiere
8 2 (0.041%) Spreadsheet
8 2 (0.041%) Windchill
9 1 (0.021%) Abaqus
Business Applications
1 22 (0.45%) 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
7 5 (0.10%) Dynamics CRM
7 5 (0.10%) Oracle BPM
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%) Dynamics NAV
11 1 (0.021%) SunGard Martini
Cloud Services
1 1,679 (34.70%) AWS
2 995 (20.56%) Azure
3 357 (7.38%) GCP
4 257 (5.31%) AWS CloudFormation
5 225 (4.65%) Office 365
6 214 (4.42%) SaaS
7 164 (3.39%) Serverless
8 158 (3.27%) GitHub
9 153 (3.16%) IaaS
10 149 (3.08%) PaaS
11 141 (2.91%) Amazon EC2
12 120 (2.48%) AWS Lambda
13 118 (2.44%) Cloud Computing
14 106 (2.19%) Amazon S3
15 94 (1.94%) OpenShift
16 86 (1.78%) Azure Active Directory
17 72 (1.49%) Amazon CloudWatch
18 65 (1.34%) Route 53
19 54 (1.12%) Datadog
20 53 (1.10%) Amazon EKS
Communications & Networking
1 393 (8.12%) Firewall
2 342 (7.07%) TCP/IP
3 278 (5.74%) DNS
4 165 (3.41%) VPN
5 145 (3.00%) DHCP
5 145 (3.00%) WAN
6 142 (2.93%) LAN
7 141 (2.91%) HTTP
7 141 (2.91%) Network Security
8 125 (2.58%) SAN
9 121 (2.50%) Internet
10 106 (2.19%) Wireless
11 87 (1.80%) SSL
12 85 (1.76%) BGP
12 85 (1.76%) OSPF
13 78 (1.61%) VoIP
14 75 (1.55%) SNMP
15 71 (1.47%) SSH
15 71 (1.47%) Wi-Fi
15 71 (1.47%) Wireshark
Database & Business Intelligence
1 595 (12.30%) MySQL
2 400 (8.27%) SQL Server
3 309 (6.39%) PostgreSQL
4 274 (5.66%) NoSQL
5 216 (4.46%) MongoDB
6 167 (3.45%) Relational Database
7 162 (3.35%) Big Data
8 108 (2.23%) Amazon RDS
9 96 (1.98%) Hadoop
10 95 (1.96%) Redis
11 94 (1.94%) Oracle Database
12 79 (1.63%) Apache Cassandra
13 55 (1.14%) RDBMS
14 54 (1.12%) MariaDB
15 45 (0.93%) Data Warehouse
16 43 (0.89%) Amazon DynamoDB
17 39 (0.81%) Oracle Reports
18 33 (0.68%) CouchDB
19 32 (0.66%) Blockchain
19 32 (0.66%) Oracle Database 12c
Development Applications
1 873 (18.04%) Git (software)
2 669 (13.83%) Jenkins
3 385 (7.96%) JIRA
4 254 (5.25%) GitLab
5 124 (2.56%) Atlassian Bamboo
6 115 (2.38%) Selenium
7 102 (2.11%) TeamCity
8 95 (1.96%) Subversion
9 91 (1.88%) Bitbucket
10 64 (1.32%) Maven
11 56 (1.16%) Octopus Deploy
12 45 (0.93%) Sonatype Nexus
13 44 (0.91%) JUnit
13 44 (0.91%) Team Foundation Server
14 43 (0.89%) Artifactory
15 40 (0.83%) Oracle APEX
16 34 (0.70%) Travis CI
17 33 (0.68%) Vagrant
18 29 (0.60%) Locust
19 26 (0.54%) eggPlant
General
1 794 (16.41%) Finance
2 166 (3.43%) Public Sector
3 164 (3.39%) Telecoms
4 158 (3.27%) Banking
5 139 (2.87%) Law
6 123 (2.54%) Retail
7 108 (2.23%) Electronics
8 100 (2.07%) Games
9 95 (1.96%) Marketing
10 87 (1.80%) Manufacturing
11 82 (1.69%) Front Office
12 57 (1.18%) Legal
13 56 (1.16%) Advertising
14 54 (1.12%) Back Office
15 47 (0.97%) Financial Institution
16 31 (0.64%) Automotive
17 28 (0.58%) Aerospace
18 22 (0.45%) Investment Banking
19 19 (0.39%) Publishing
20 17 (0.35%) Military
Job Titles
1 997 (20.60%) Developer
2 934 (19.30%) DevOps Engineer
3 424 (8.76%) Linux Engineer
4 392 (8.10%) Software Engineer
5 355 (7.34%) AWS Engineer
6 298 (6.16%) Infrastructure Engineer
7 284 (5.87%) AWS DevOps
8 264 (5.46%) AWS DevOps Engineer
9 235 (4.86%) Administrator
10 216 (4.46%) Senior Developer
11 200 (4.13%) PHP Developer
12 189 (3.91%) Analyst
13 185 (3.82%) Cloud Engineer
14 183 (3.78%) Java Developer
15 174 (3.60%) Systems Administrator
16 169 (3.49%) Python Engineer
17 166 (3.43%) Support Engineer
18 163 (3.37%) Python Developer
19 151 (3.12%) Senior DevOps
20 144 (2.98%) Platform Engineer
Libraries, Frameworks & Software Standards
1 482 (9.96%) HTML
2 404 (8.35%) CSS
3 275 (5.68%) Node.js
4 272 (5.62%) Web Services
5 239 (4.94%) .NET
6 204 (4.22%) REST
7 197 (4.07%) React
8 192 (3.97%) jQuery
9 161 (3.33%) LAMP
10 159 (3.29%) AngularJS
10 159 (3.29%) Elastic Stack
11 152 (3.14%) Kafka
12 151 (3.12%) RESTful
13 141 (2.91%) HTML5
14 139 (2.87%) Spring
15 135 (2.79%) Vue.js
16 123 (2.54%) JSON
17 122 (2.52%) XML
18 110 (2.27%) SOAP
19 109 (2.25%) Laravel
Miscellaneous
1 337 (6.96%) Analytical Skills
2 274 (5.66%) Data Centre
3 199 (4.11%) Public Cloud
4 154 (3.18%) Self-Motivation
5 145 (3.00%) Linux Command Line
6 144 (2.98%) Algorithms
7 141 (2.91%) Greenfield Project
8 109 (2.25%) Management Information System
9 86 (1.78%) Mobile App
10 81 (1.67%) Hedge funds
11 77 (1.59%) Cloud Native
12 72 (1.49%) Clustering
12 72 (1.49%) Data Structures
13 66 (1.36%) PKI
14 65 (1.34%) Fixed Income
15 56 (1.16%) Enterprise Software
16 55 (1.14%) Cyberthreat
16 55 (1.14%) Private Cloud
17 48 (0.99%) Replication
17 48 (0.99%) User Experience
Operating Systems
1 1,535 (31.72%) Windows
2 748 (15.46%) Unix
3 417 (8.62%) Red Hat Enterprise Linux
4 395 (8.16%) Windows Server
5 394 (8.14%) CentOS
6 237 (4.90%) Ubuntu
7 103 (2.13%) Solaris
8 92 (1.90%) Debian
8 92 (1.90%) Windows Server 2012
9 72 (1.49%) Mac OS
10 69 (1.43%) Android
11 68 (1.41%) Windows Server 2016
12 61 (1.26%) AIX
13 59 (1.22%) Mac OS X
14 52 (1.07%) Windows 10
15 44 (0.91%) Apple iOS
16 42 (0.87%) Windows Server 2008
17 36 (0.74%) Windows 7
18 31 (0.64%) Oracle Linux
19 29 (0.60%) Embedded Linux
Processes & Methodologies
1 1,601 (33.09%) DevOps
2 1,318 (27.24%) Agile Software Development
3 728 (15.04%) Software Engineering
4 488 (10.08%) Problem-Solving
5 424 (8.76%) Continuous Integration
6 423 (8.74%) Configuration Management
7 406 (8.39%) Infrastructure Engineering
8 392 (8.10%) Infrastructure as Code
9 389 (8.04%) Scrum
10 375 (7.75%) Test Automation
11 368 (7.60%) Computer Science
12 331 (6.84%) Open Source
13 311 (6.43%) Microservices
14 284 (5.87%) OO
15 282 (5.83%) Cybersecurity
16 272 (5.62%) TDD
17 262 (5.41%) Mentoring
18 260 (5.37%) ITIL
19 243 (5.02%) Fintech
20 234 (4.84%) High Availability
Programming Languages
1 1,828 (37.78%) Python
2 966 (19.96%) Java
3 901 (18.62%) SQL
4 815 (16.84%) JavaScript
5 711 (14.69%) Bash Shell
6 566 (11.70%) C++
7 515 (10.64%) PowerShell
8 490 (10.13%) PHP
9 364 (7.52%) C
10 339 (7.01%) C#
11 308 (6.36%) Go
12 280 (5.79%) Ruby
13 255 (5.27%) Perl
14 252 (5.21%) Shell Script
15 103 (2.13%) PL/SQL
16 84 (1.74%) Scala
17 82 (1.69%) TypeScript
18 79 (1.63%) Java 8
19 72 (1.49%) Groovy
20 69 (1.43%) T-SQL
Qualifications
1 522 (10.79%) Degree
2 371 (7.67%) Security Cleared
3 265 (5.48%) SC Cleared
4 199 (4.11%) Computer Science Degree
5 173 (3.58%) Cisco Certification
6 118 (2.44%) Microsoft Certification
7 117 (2.42%) CCNA
8 110 (2.27%) AWS Certification
9 91 (1.88%) 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 46 (0.95%) CISSP
16 41 (0.85%) CREST Certified
17 32 (0.66%) CCIE
18 30 (0.62%) MCP
19 26 (0.54%) PhD
Quality Assurance & Compliance
1 217 (4.48%) QA
2 119 (2.46%) SLA
3 102 (2.11%) ISO/IEC 27001
4 90 (1.86%) GDPR
5 51 (1.05%) NIST
6 31 (0.64%) ISO 9001
6 31 (0.64%) PCI DSS
7 19 (0.39%) NIST 800
8 17 (0.35%) Cyber Essentials
9 12 (0.25%) COBIT
10 9 (0.19%) HMG Security Policy Framework
10 9 (0.19%) NCSC
11 8 (0.17%) HIPAA
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 1,185 (24.49%) Docker
2 498 (10.29%) VMware Infrastructure
3 446 (9.22%) Active Directory
4 190 (3.93%) Hyper-V
5 128 (2.65%) vSphere
6 79 (1.63%) VMware ESXi
7 75 (1.55%) Virtual Machines
8 58 (1.20%) Firmware
9 39 (0.81%) Virtual Servers
10 37 (0.76%) KVM
11 33 (0.68%) Xen
12 28 (0.58%) VirtualBox
13 22 (0.45%) Oracle RAC
14 19 (0.39%) XenApp
15 18 (0.37%) LXC
16 17 (0.35%) Ceph
16 17 (0.35%) XenDesktop
17 16 (0.33%) Snort
18 15 (0.31%) Microsoft Virtual Server
18 15 (0.31%) NFS
Systems Management
1 934 (19.30%) Kubernetes
2 924 (19.09%) Terraform
3 911 (18.83%) Ansible
4 661 (13.66%) Puppet
5 377 (7.79%) Opscode Chef
6 136 (2.81%) Grafana
7 117 (2.42%) Prometheus
8 107 (2.21%) SCCM
9 101 (2.09%) Nagios
10 52 (1.07%) ZABBIX
11 51 (1.05%) SCOM
12 46 (0.95%) Graphite
12 46 (0.95%) WSUS
13 45 (0.93%) Oracle RMAN
14 40 (0.83%) Packer
15 39 (0.81%) Data Guard
15 39 (0.81%) Kibana
16 32 (0.66%) Red Hat Satellite
17 31 (0.64%) logstash
18 26 (0.54%) Microsoft Intune
Vendors
1 716 (14.80%) VMware
2 669 (13.83%) Microsoft
3 426 (8.80%) Red Hat
4 407 (8.41%) Oracle
5 257 (5.31%) Cisco
6 215 (4.44%) Google
7 147 (3.04%) Splunk
8 111 (2.29%) SAP
9 104 (2.15%) Atlassian
10 91 (1.88%) HP
11 85 (1.76%) IBM
12 71 (1.47%) Citrix
13 59 (1.22%) Juniper
14 57 (1.18%) SolarWinds
15 54 (1.12%) Zend
16 53 (1.10%) Dell
17 47 (0.97%) Veeam
18 45 (0.93%) Dynatrace
18 45 (0.93%) EMC
19 41 (0.85%) NetApp