Period
to 20 September 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 20 September 2020 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
20 Sep 2020
Same period 2019 Same period 2018
Rank 19 21 16
Rank change year-on-year +2 -5 0
Permanent jobs citing Linux 4,874 14,222 17,440
As % of all permanent jobs advertised in the UK 9.93% 10.07% 10.43%
As % of the Operating Systems category 46.24% 43.92% 45.34%
Number of salaries quoted 4,366 11,445 14,647
Median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £33,750 £31,250 £31,250
90th Percentile £85,000 £87,500 £83,750
UK excluding London median annual salary £50,000 £47,000 £45,000
% change year-on-year +6.38% +4.44% +2.27%

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 10,541 32,378 38,464
As % of all permanent IT jobs advertised in the UK 21.48% 22.92% 23.00%
Number of salaries quoted 8,653 25,539 31,031
Median annual salary £50,000 £45,000 £47,500
Median salary % change year-on-year +11.11% -5.26% +5.56%
10th Percentile £29,000 £25,250 £25,263
90th Percentile £80,000 £80,000 £77,500
UK excluding London median annual salary £45,000 £41,000 £40,500
% change year-on-year +9.76% +1.23% +1.25%

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 20 September 2020.

Salary histogram for Linux in the UK

Linux
Top 17 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 20 September 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 0 4,451 £55,000 - 1,115
UK excluding London -2 2,843 £50,000 +6.38% 780
London -3 1,891 £67,500 - 424
South East -3 834 £50,000 - 163
North of England -2 611 £49,000 +8.83% 186
South West +3 479 £46,000 +2.22% 136
Work from Home -5 476 £55,000 -15.38% 193
North West +4 347 £49,000 +8.89% 125
Midlands 0 320 £52,500 +23.53% 85
East of England -2 278 £50,000 - 119
Yorkshire -7 218 £45,540 -5.13% 52
West Midlands -2 214 £55,000 +29.41% 59
Scotland 0 209 £52,500 +23.53% 49
East Midlands +5 103 £47,500 +5.56% 26
Wales +4 81 £41,250 -2.94% 29
North East -9 46 £50,000 +11.11% 9
Northern Ireland -10 41 £45,000 - 14

For the 6 months to 20 September 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 1,809 (37.12%) Python
2 1,630 (33.44%) Windows
3 1,599 (32.81%) AWS
4 1,528 (31.35%) DevOps
5 1,297 (26.61%) Agile Software Development
6 1,131 (23.20%) Docker
7 1,041 (21.36%) Azure
8 979 (20.09%) Java
9 962 (19.74%) SQL
10 880 (18.05%) Ansible
11 876 (17.97%) Kubernetes
12 871 (17.87%) Git (software)
13 858 (17.60%) JavaScript
14 830 (17.03%) Terraform
15 817 (16.76%) Finance
16 775 (15.90%) Unix
17 763 (15.65%) Bash Shell
18 750 (15.39%) VMware
19 734 (15.06%) Microsoft
20 692 (14.20%) Software Engineering
21 679 (13.93%) Jenkins
22 640 (13.13%) MySQL
23 575 (11.80%) Puppet
24 572 (11.74%) PowerShell
25 544 (11.16%) C++
26 533 (10.94%) PHP
27 520 (10.67%) VMware Infrastructure
28 491 (10.07%) Degree
29 490 (10.05%) Problem-Solving
30 489 (10.03%) 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
1 285 (5.85%) Apache
2 191 (3.92%) Confluence
3 154 (3.16%) Elasticsearch
4 103 (2.11%) Tomcat
5 81 (1.66%) nginx
6 76 (1.56%) Apache Spark
7 74 (1.52%) OpenStack
8 72 (1.48%) IIS
9 55 (1.13%) SharePoint
10 52 (1.07%) MS Exchange
10 52 (1.07%) WebSphere
11 42 (0.86%) Skype for Business
12 41 (0.84%) WebLogic
13 40 (0.82%) Cloud Foundry
14 28 (0.57%) JBoss
15 23 (0.47%) WordPress
16 21 (0.43%) CMS
17 17 (0.35%) Oracle SOA Suite
18 14 (0.29%) Drupal
18 14 (0.29%) IBM Transformation Extender
Applications
1 78 (1.60%) Microsoft Office
2 42 (0.86%) MS Visio
3 41 (0.84%) Microsoft Excel
4 8 (0.16%) Microsoft PowerPoint
5 5 (0.10%) Photoshop
6 3 (0.062%) Abaqus
6 3 (0.062%) Adobe Illustrator
6 3 (0.062%) Chatbot
7 2 (0.041%) Adobe Premiere
7 2 (0.041%) Fireworks
7 2 (0.041%) Inkscape
7 2 (0.041%) Windchill
8 1 (0.021%) Adobe XD
8 1 (0.021%) Microsoft Project
8 1 (0.021%) Spreadsheet
Business Applications
1 28 (0.57%) Sentinel
2 25 (0.51%) Magento
3 11 (0.23%) Remedy ITSM
4 9 (0.18%) Oracle Applications
4 9 (0.18%) Oracle EBS
5 8 (0.16%) Oracle EBS R12
5 8 (0.16%) Oracle ERP
6 7 (0.14%) Dynamics CRM
6 7 (0.14%) Payment Gateway
7 6 (0.12%) FLEXCUBE
8 5 (0.10%) Oracle BPM
8 5 (0.10%) Salerio
9 4 (0.082%) Salesforce.com CRM
9 4 (0.082%) Shopify
10 2 (0.041%) Markit EDM
10 2 (0.041%) NetSuite
10 2 (0.041%) SAP HR
10 2 (0.041%) thinkFolio
10 2 (0.041%) Workfront
11 1 (0.021%) SAP FI
Cloud Services
1 1,599 (32.81%) AWS
2 1,041 (21.36%) Azure
3 366 (7.51%) GCP
4 257 (5.27%) Office 365
5 248 (5.09%) SaaS
6 182 (3.73%) AWS CloudFormation
7 161 (3.30%) PaaS
8 160 (3.28%) Serverless
9 155 (3.18%) IaaS
10 149 (3.06%) GitHub
11 139 (2.85%) Amazon EC2
12 116 (2.38%) OpenShift
13 115 (2.36%) Cloud Computing
14 112 (2.30%) AWS Lambda
15 104 (2.13%) Amazon S3
16 86 (1.76%) Azure Active Directory
17 61 (1.25%) Route 53
18 59 (1.21%) Amazon CloudWatch
19 52 (1.07%) Datadog
20 45 (0.92%) Amazon ECS
Communications & Networking
1 433 (8.88%) Firewall
2 373 (7.65%) TCP/IP
3 298 (6.11%) DNS
4 170 (3.49%) VPN
5 163 (3.34%) Network Security
6 146 (3.00%) SAN
7 145 (2.97%) DHCP
7 145 (2.97%) WAN
8 143 (2.93%) LAN
9 131 (2.69%) HTTP
10 116 (2.38%) Internet
11 110 (2.26%) Wireless
12 97 (1.99%) OSPF
13 95 (1.95%) VoIP
14 89 (1.83%) SSL
15 88 (1.81%) BGP
16 83 (1.70%) Wireshark
17 75 (1.54%) SSH
18 73 (1.50%) SNMP
19 66 (1.35%) Wi-Fi
Database & Business Intelligence
1 640 (13.13%) MySQL
2 458 (9.40%) SQL Server
3 294 (6.03%) NoSQL
3 294 (6.03%) PostgreSQL
4 217 (4.45%) MongoDB
5 171 (3.51%) Big Data
6 154 (3.16%) Relational Database
7 117 (2.40%) Hadoop
8 101 (2.07%) Amazon RDS
9 96 (1.97%) Oracle Database
10 86 (1.76%) Redis
11 74 (1.52%) Apache Cassandra
12 62 (1.27%) RDBMS
13 57 (1.17%) MariaDB
14 43 (0.88%) Oracle Reports
15 40 (0.82%) Amazon DynamoDB
16 37 (0.76%) Data Warehouse
17 30 (0.62%) Oracle Database 11g
17 30 (0.62%) Oracle Database 12c
18 29 (0.59%) CouchDB
Development Applications
1 871 (17.87%) Git (software)
2 679 (13.93%) Jenkins
3 391 (8.02%) JIRA
4 233 (4.78%) GitLab
5 119 (2.44%) Atlassian Bamboo
6 115 (2.36%) Selenium
7 97 (1.99%) Subversion
8 96 (1.97%) TeamCity
9 95 (1.95%) Bitbucket
10 69 (1.42%) Maven
11 65 (1.33%) Sonatype Nexus
12 57 (1.17%) Octopus Deploy
13 47 (0.96%) Artifactory
13 47 (0.96%) Team Foundation Server
14 44 (0.90%) Vagrant
15 40 (0.82%) Oracle APEX
16 37 (0.76%) JUnit
17 32 (0.66%) CircleCI
18 30 (0.62%) Travis CI
19 29 (0.59%) Locust
General
1 817 (16.76%) Finance
2 165 (3.39%) Telecoms
3 160 (3.28%) Banking
4 152 (3.12%) Public Sector
5 130 (2.67%) Law
6 127 (2.61%) Retail
7 92 (1.89%) Games
8 88 (1.81%) Electronics
9 78 (1.60%) Front Office
10 77 (1.58%) Manufacturing
11 76 (1.56%) Marketing
12 63 (1.29%) Legal
13 56 (1.15%) Advertising
14 52 (1.07%) Back Office
15 38 (0.78%) Financial Institution
16 29 (0.59%) Aerospace
16 29 (0.59%) Automotive
17 22 (0.45%) Investment Banking
18 17 (0.35%) Military
19 14 (0.29%) Publishing
Job Titles
1 1,033 (21.19%) Developer
2 816 (16.74%) DevOps Engineer
3 373 (7.65%) Linux Engineer
4 369 (7.57%) Software Engineer
5 317 (6.50%) Infrastructure Engineer
6 263 (5.40%) Administrator
7 237 (4.86%) AWS Engineer
8 228 (4.68%) Analyst
9 218 (4.47%) Senior Developer
10 202 (4.14%) PHP Developer
11 188 (3.86%) Cloud Engineer
11 188 (3.86%) Java Developer
11 188 (3.86%) Systems Administrator
12 167 (3.43%) AWS DevOps
13 164 (3.36%) Support Engineer
14 162 (3.32%) Python Engineer
15 149 (3.06%) AWS DevOps Engineer
16 146 (3.00%) Python Developer
17 145 (2.97%) Full Stack Developer
18 144 (2.95%) Software Developer
Libraries, Frameworks & Software Standards
1 489 (10.03%) HTML
2 425 (8.72%) CSS
3 299 (6.13%) Web Services
4 279 (5.72%) .NET
5 266 (5.46%) Node.js
6 216 (4.43%) jQuery
7 199 (4.08%) React
8 180 (3.69%) REST
9 176 (3.61%) LAMP
10 171 (3.51%) RESTful
11 164 (3.36%) Elastic Stack
12 153 (3.14%) AngularJS
13 152 (3.12%) Kafka
14 148 (3.04%) XML
15 146 (3.00%) Spring
16 141 (2.89%) Vue.js
17 129 (2.65%) JSON
18 118 (2.42%) Laravel
18 118 (2.42%) SOAP
19 114 (2.34%) HTML5
Miscellaneous
1 314 (6.44%) Analytical Skills
2 288 (5.91%) Data Centre
3 225 (4.62%) Public Cloud
4 145 (2.97%) Self-Motivation
5 144 (2.95%) Linux Command Line
6 141 (2.89%) Greenfield Project
7 132 (2.71%) Algorithms
8 105 (2.15%) Management Information System
9 99 (2.03%) Mobile App
10 79 (1.62%) Cloud Native
11 73 (1.50%) PKI
12 69 (1.42%) Hedge funds
12 69 (1.42%) User Experience
13 67 (1.37%) Private Cloud
14 63 (1.29%) Clustering
15 61 (1.25%) Cyberthreat
15 61 (1.25%) Data Structures
16 59 (1.21%) Fixed Income
17 49 (1.01%) Embedded Systems
17 49 (1.01%) Replication
Operating Systems
1 1,630 (33.44%) Windows
2 775 (15.90%) Unix
3 449 (9.21%) Windows Server
4 415 (8.51%) Red Hat Enterprise Linux
5 372 (7.63%) CentOS
6 238 (4.88%) Ubuntu
7 118 (2.42%) Solaris
8 110 (2.26%) Debian
9 106 (2.17%) Windows Server 2012
10 80 (1.64%) Windows Server 2016
11 77 (1.58%) Android
12 66 (1.35%) Mac OS
13 65 (1.33%) AIX
14 63 (1.29%) Mac OS X
15 61 (1.25%) Windows 10
16 55 (1.13%) Windows Server 2008
17 46 (0.94%) Apple iOS
18 41 (0.84%) Windows 7
19 40 (0.82%) Embedded Linux
20 35 (0.72%) Oracle Linux
Processes & Methodologies
1 1,528 (31.35%) DevOps
2 1,297 (26.61%) Agile Software Development
3 692 (14.20%) Software Engineering
4 490 (10.05%) Problem-Solving
5 427 (8.76%) Infrastructure Engineering
6 415 (8.51%) Configuration Management
7 401 (8.23%) Continuous Integration
8 378 (7.76%) Test Automation
9 370 (7.59%) Infrastructure as Code
10 356 (7.30%) Open Source
11 337 (6.91%) Computer Science
12 323 (6.63%) Microservices
13 318 (6.52%) ITIL
14 316 (6.48%) Scrum
15 303 (6.22%) OO
16 291 (5.97%) Mentoring
17 273 (5.60%) Cybersecurity
18 256 (5.25%) High Availability
18 256 (5.25%) TDD
19 226 (4.64%) Fintech
Programming Languages
1 1,809 (37.12%) Python
2 979 (20.09%) Java
3 962 (19.74%) SQL
4 858 (17.60%) JavaScript
5 763 (15.65%) Bash Shell
6 572 (11.74%) PowerShell
7 544 (11.16%) C++
8 533 (10.94%) PHP
9 353 (7.24%) C
10 343 (7.04%) C#
11 292 (5.99%) Ruby
12 279 (5.72%) Go
13 270 (5.54%) Perl
14 231 (4.74%) Shell Script
15 101 (2.07%) Scala
16 100 (2.05%) Groovy
17 99 (2.03%) PL/SQL
18 76 (1.56%) Java 8
19 73 (1.50%) TypeScript
20 64 (1.31%) T-SQL
Qualifications
1 491 (10.07%) Degree
2 365 (7.49%) Security Cleared
3 242 (4.97%) SC Cleared
4 192 (3.94%) Computer Science Degree
5 175 (3.59%) Cisco Certification
6 120 (2.46%) CCNA
7 115 (2.36%) DV Cleared
8 111 (2.28%) Microsoft Certification
9 89 (1.83%) AWS Certification
10 78 (1.60%) CCNP
11 65 (1.33%) MCSA
12 61 (1.25%) CISSP
12 61 (1.25%) MCSE
13 58 (1.19%) VMware Certified Professional (VCP)
14 49 (1.01%) Master's Degree
15 47 (0.96%) RHCE
16 43 (0.88%) CISM
17 41 (0.84%) CREST Certified
18 30 (0.62%) CCIE
18 30 (0.62%) SANS
Quality Assurance & Compliance
1 193 (3.96%) QA
2 131 (2.69%) SLA
3 109 (2.24%) ISO/IEC 27001
4 100 (2.05%) GDPR
5 51 (1.05%) NIST
6 31 (0.64%) ISO 9001
6 31 (0.64%) PCI DSS
7 20 (0.41%) NIST 800
8 17 (0.35%) Cyber Essentials
9 15 (0.31%) COBIT
10 14 (0.29%) HMG Security Policy Framework
10 14 (0.29%) NCSC
11 13 (0.27%) Sarbanes-Oxley
12 7 (0.14%) PMO
13 6 (0.12%) HIPAA
14 4 (0.082%) AICPA
14 4 (0.082%) HL7
14 4 (0.082%) JTAG
15 3 (0.062%) IEC 62304
15 3 (0.062%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 1,131 (23.20%) Docker
2 520 (10.67%) VMware Infrastructure
3 474 (9.73%) Active Directory
4 206 (4.23%) Hyper-V
5 141 (2.89%) vSphere
6 91 (1.87%) VMware ESXi
7 78 (1.60%) Virtual Machines
8 52 (1.07%) Firmware
9 39 (0.80%) Virtual Servers
10 38 (0.78%) KVM
11 28 (0.57%) XenApp
12 25 (0.51%) VirtualBox
13 22 (0.45%) VMware NSX
13 22 (0.45%) Xen
13 22 (0.45%) XenDesktop
14 21 (0.43%) NFS
15 20 (0.41%) Oracle RAC
15 20 (0.41%) Snort
16 17 (0.35%) LXC
16 17 (0.35%) vCloud
Systems Management
1 880 (18.05%) Ansible
2 876 (17.97%) Kubernetes
3 830 (17.03%) Terraform
4 575 (11.80%) Puppet
5 309 (6.34%) Opscode Chef
6 139 (2.85%) Grafana
7 117 (2.40%) Prometheus
8 116 (2.38%) SCCM
9 88 (1.81%) Nagios
10 60 (1.23%) SCOM
11 53 (1.09%) WSUS
12 52 (1.07%) Packer
13 46 (0.94%) Graphite
14 43 (0.88%) Oracle RMAN
15 41 (0.84%) ZABBIX
16 38 (0.78%) Nessus
17 36 (0.74%) Red Hat Satellite
18 35 (0.72%) Docker Swarm
19 34 (0.70%) Kibana
20 33 (0.68%) Data Guard
Vendors
1 750 (15.39%) VMware
2 734 (15.06%) Microsoft
3 447 (9.17%) Red Hat
4 437 (8.97%) Oracle
5 290 (5.95%) Cisco
6 219 (4.49%) Google
7 179 (3.67%) Splunk
8 125 (2.56%) HP
9 104 (2.13%) IBM
10 91 (1.87%) SAP
11 87 (1.78%) Atlassian
12 84 (1.72%) Citrix
13 81 (1.66%) Juniper
14 66 (1.35%) Zend
15 64 (1.31%) SolarWinds
16 59 (1.21%) Dell
17 54 (1.11%) EMC
18 48 (0.98%) Veeam
19 47 (0.96%) NetApp
20 45 (0.92%) Palo Alto