Period
to 9 April 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 9 April 2020 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
9 Apr 2020
Same period 2019 Same period 2018
Rank 22 20 16
Rank change year-on-year -2 -4 0
Permanent jobs citing Linux 10,334 15,552 18,822
As % of all permanent jobs advertised in the UK 8.97% 10.44% 10.62%
As % of the Operating Systems category 41.88% 45.16% 44.82%
Number of salaries quoted 8,678 13,100 15,782
Median annual salary £54,486 £52,500 £50,000
Median salary % change year-on-year +3.78% +5.00% -
10th Percentile £31,250 £31,250 £30,500
90th Percentile £87,500 £85,000 £80,000
UK excluding London median annual salary £47,500 £45,500 £45,000
% change year-on-year +4.40% +1.11% +4.65%

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 24,677 34,436 41,999
As % of all permanent IT jobs advertised in the UK 21.43% 23.11% 23.70%
Number of salaries quoted 19,839 27,523 34,354
Median annual salary £47,500 £47,500 £45,000
Median salary % change year-on-year - +5.56% +2.27%
10th Percentile £26,000 £25,750 £25,250
90th Percentile £80,000 £78,750 £76,250
UK excluding London median annual salary £42,500 £42,000 £40,000
% change year-on-year +1.19% +5.00% +1.27%

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 9 April 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 9 April 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 -3 9,558 £55,000 - 1,536
UK excluding London -3 6,102 £47,500 +4.40% 1,084
London -8 4,019 £67,500 +3.85% 550
South East 0 2,131 £48,500 -3.00% 303
North of England -5 1,135 £50,000 +7.53% 205
South West -2 917 £45,000 - 158
Midlands 0 734 £46,484 +5.65% 134
North West +1 655 £50,000 +11.11% 119
Work from Home -6 621 £55,000 -8.33% 99
East of England -4 608 £50,000 - 188
West Midlands +7 495 £47,500 +9.83% 79
Yorkshire -9 393 £50,000 +5.26% 48
Scotland -6 316 £46,000 +8.24% 64
East Midlands -5 235 £45,000 - 55
Wales +2 207 £41,500 +3.75% 30
North East -12 87 £37,000 -17.78% 38
Northern Ireland +7 64 £35,000 -22.22% 4

For the 6 months to 9 April 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 3,872 (37.47%) Windows
2 3,451 (33.39%) Python
3 3,003 (29.06%) AWS
4 2,859 (27.67%) DevOps
5 2,743 (26.54%) Agile Software Development
6 2,343 (22.67%) Docker
7 2,317 (22.42%) Java
8 2,200 (21.29%) SQL
9 1,980 (19.16%) Azure
10 1,919 (18.57%) Finance
11 1,880 (18.19%) Unix
12 1,802 (17.44%) Git (software)
13 1,719 (16.63%) JavaScript
14 1,676 (16.22%) Kubernetes
15 1,638 (15.85%) Software Engineering
16 1,637 (15.84%) Ansible
17 1,608 (15.56%) Bash Shell
18 1,460 (14.13%) Microsoft
19 1,428 (13.82%) VMware
20 1,289 (12.47%) Jenkins
21 1,285 (12.43%) Problem-Solving
22 1,277 (12.36%) MySQL
23 1,230 (11.90%) Degree
24 1,211 (11.72%) C++
25 1,161 (11.23%) PHP
26 1,135 (10.98%) Terraform
27 1,125 (10.89%) Puppet
28 1,124 (10.88%) Windows Server
29 1,052 (10.18%) Firewall
30 1,036 (10.03%) PowerShell

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
1 641 (6.20%) Apache
2 344 (3.33%) Tomcat
3 306 (2.96%) Confluence
4 286 (2.77%) Elasticsearch
5 280 (2.71%) IIS
6 236 (2.28%) Apache Spark
7 192 (1.86%) nginx
8 174 (1.68%) OpenStack
9 145 (1.40%) MS Exchange
10 140 (1.35%) JBoss
11 138 (1.34%) WebSphere
12 116 (1.12%) SharePoint
13 96 (0.93%) WebLogic
14 88 (0.85%) WordPress
15 68 (0.66%) CMS
16 58 (0.56%) Apache Solr
17 43 (0.42%) Drupal
18 41 (0.40%) SAS
19 34 (0.33%) Cloud Foundry
20 28 (0.27%) WildFly
Applications
1 178 (1.72%) Microsoft Office
2 106 (1.03%) Microsoft Excel
3 54 (0.52%) Microsoft PowerPoint
4 42 (0.41%) MS Visio
5 16 (0.15%) Photoshop
6 13 (0.13%) Simulink
6 13 (0.13%) Spreadsheet
7 8 (0.077%) Gliffy
8 7 (0.068%) Adobe Illustrator
9 5 (0.048%) Maya
10 4 (0.039%) Abaqus
10 4 (0.039%) Adobe XD
11 3 (0.029%) Acrobat
11 3 (0.029%) InDesign
11 3 (0.029%) NUKE
11 3 (0.029%) Windchill
12 2 (0.019%) 3ds Max
12 2 (0.019%) Adobe Premiere
12 2 (0.019%) Houdini
12 2 (0.019%) LightWave 3D
Business Applications
1 53 (0.51%) Magento
2 26 (0.25%) Salerio
3 22 (0.21%) Dynamics CRM
4 16 (0.15%) Oracle Applications
5 15 (0.15%) SAP CRM
6 14 (0.14%) Oracle EBS
7 11 (0.11%) Remedy ITSM
8 9 (0.087%) Documaker
8 9 (0.087%) Salesforce.com CRM
9 8 (0.077%) Markit EDM
9 8 (0.077%) Oracle ERP
10 7 (0.068%) Dynamics AX
10 7 (0.068%) GoldMine
10 7 (0.068%) SAP ERP
11 6 (0.058%) OpenCart
11 6 (0.058%) Oracle EBS R12
11 6 (0.058%) Payment Gateway
11 6 (0.058%) Sentinel
12 5 (0.048%) IBM Operational Decision Manager
12 5 (0.048%) R3 Corda
Cloud Services
1 3,003 (29.06%) AWS
2 1,980 (19.16%) Azure
3 737 (7.13%) GCP
4 521 (5.04%) SaaS
5 509 (4.93%) Office 365
6 325 (3.14%) PaaS
7 320 (3.10%) IaaS
8 318 (3.08%) AWS CloudFormation
9 278 (2.69%) GitHub
10 255 (2.47%) Serverless
11 251 (2.43%) Amazon EC2
12 212 (2.05%) Amazon S3
13 188 (1.82%) OpenShift
14 178 (1.72%) AWS Lambda
15 171 (1.65%) Cloud Computing
16 141 (1.36%) Virtual Private Cloud
17 129 (1.25%) Amazon CloudWatch
18 128 (1.24%) Azure Active Directory
19 125 (1.21%) Amazon ECS
20 76 (0.74%) Amazon ELB
Communications & Networking
1 1,052 (10.18%) Firewall
2 793 (7.67%) TCP/IP
3 658 (6.37%) DNS
4 386 (3.74%) VPN
5 378 (3.66%) WAN
6 355 (3.44%) SAN
7 350 (3.39%) LAN
8 342 (3.31%) DHCP
9 331 (3.20%) Internet
10 309 (2.99%) HTTP
11 261 (2.53%) Network Security
12 184 (1.78%) Wireless
13 166 (1.61%) VoIP
14 162 (1.57%) SSL
14 162 (1.57%) VLAN
15 137 (1.33%) Wireshark
16 134 (1.30%) BGP
17 116 (1.12%) SSH
18 115 (1.11%) OSPF
19 112 (1.08%) MPLS
Database & Business Intelligence
1 1,277 (12.36%) MySQL
2 945 (9.14%) SQL Server
3 557 (5.39%) PostgreSQL
4 537 (5.20%) NoSQL
5 421 (4.07%) Relational Database
6 412 (3.99%) MongoDB
7 395 (3.82%) Big Data
8 267 (2.58%) Hadoop
9 237 (2.29%) Redis
10 227 (2.20%) Oracle Database
11 219 (2.12%) Amazon RDS
12 177 (1.71%) RDBMS
13 120 (1.16%) Apache Cassandra
14 97 (0.94%) Data Warehouse
14 97 (0.94%) MariaDB
15 81 (0.78%) Blockchain
16 75 (0.73%) Amazon DynamoDB
17 69 (0.67%) Apache Hive
18 66 (0.64%) DB2
19 60 (0.58%) SQL Server 2012
Development Applications
1 1,802 (17.44%) Git (software)
2 1,289 (12.47%) Jenkins
3 776 (7.51%) JIRA
4 253 (2.45%) GitLab
5 195 (1.89%) Subversion
6 194 (1.88%) Bitbucket
7 191 (1.85%) Selenium
8 190 (1.84%) Maven
9 187 (1.81%) Atlassian Bamboo
10 139 (1.35%) TeamCity
11 110 (1.06%) Sonatype Nexus
12 95 (0.92%) Vagrant
12 95 (0.92%) Visual Studio
13 94 (0.91%) JUnit
14 88 (0.85%) Cucumber
15 87 (0.84%) JMeter
16 86 (0.83%) Artifactory
17 81 (0.78%) Octopus Deploy
18 72 (0.70%) Gradle
19 68 (0.66%) SonarQube
General
1 1,919 (18.57%) Finance
2 449 (4.34%) Retail
3 380 (3.68%) Banking
4 343 (3.32%) Public Sector
5 294 (2.84%) Telecoms
6 248 (2.40%) Marketing
7 187 (1.81%) Electronics
8 186 (1.80%) Games
9 175 (1.69%) Manufacturing
10 143 (1.38%) Front Office
11 119 (1.15%) Advertising
12 116 (1.12%) Aerospace
13 112 (1.08%) Legal
14 107 (1.04%) Automotive
15 99 (0.96%) Financial Institution
15 99 (0.96%) Law
16 78 (0.75%) Back Office
17 77 (0.75%) Military
18 49 (0.47%) Billing
19 44 (0.43%) Investment Banking
Job Titles
1 2,271 (21.98%) Developer
2 1,359 (13.15%) DevOps Engineer
3 974 (9.43%) Software Engineer
4 611 (5.91%) Infrastructure Engineer
5 592 (5.73%) Analyst
6 527 (5.10%) Linux Engineer
7 519 (5.02%) Senior Developer
8 492 (4.76%) Administrator
9 478 (4.63%) PHP Developer
10 471 (4.56%) Java Developer
11 449 (4.34%) Support Engineer
12 375 (3.63%) Architect
13 369 (3.57%) Cloud Engineer
14 360 (3.48%) AWS Engineer
15 359 (3.47%) Junior
16 341 (3.30%) Systems Administrator
17 335 (3.24%) Software Developer
18 304 (2.94%) Consultant
19 270 (2.61%) Senior Software Engineer
20 269 (2.60%) Systems Engineer
Libraries, Frameworks & Software Standards
1 948 (9.17%) HTML
2 842 (8.15%) CSS
3 662 (6.41%) Web Services
4 619 (5.99%) Node.js
5 570 (5.52%) .NET
6 566 (5.48%) REST
7 441 (4.27%) Spring
8 437 (4.23%) RESTful
9 418 (4.04%) LAMP
10 414 (4.01%) AngularJS
11 397 (3.84%) React
12 366 (3.54%) jQuery
13 354 (3.43%) Kafka
14 319 (3.09%) HTML5
15 317 (3.07%) Middleware
16 312 (3.02%) XML
17 305 (2.95%) Laravel
18 301 (2.91%) Elastic Stack
19 263 (2.54%) SOAP
20 237 (2.29%) JSON
Miscellaneous
1 806 (7.80%) Analytical Skills
2 641 (6.20%) Data Centre
3 454 (4.39%) Public Cloud
4 441 (4.27%) Linux Command Line
5 360 (3.48%) Self-Motivation
6 317 (3.07%) Management Information System
7 303 (2.93%) User Experience
8 243 (2.35%) Greenfield Project
9 210 (2.03%) Mobile App
10 182 (1.76%) Algorithms
11 155 (1.50%) Enterprise Software
12 125 (1.21%) Clustering
13 124 (1.20%) Data Structures
14 120 (1.16%) Cloud Native
15 115 (1.11%) Replication
16 114 (1.10%) Hybrid Cloud
17 111 (1.07%) Private Cloud
18 106 (1.03%) Hedge funds
19 105 (1.02%) PKI
20 96 (0.93%) Derivative
Operating Systems
1 3,872 (37.47%) Windows
2 1,880 (18.19%) Unix
3 1,124 (10.88%) Windows Server
4 709 (6.86%) Red Hat Enterprise Linux
5 633 (6.13%) CentOS
6 452 (4.37%) Ubuntu
7 326 (3.15%) Android
8 294 (2.84%) Apple iOS
9 288 (2.79%) Windows Server 2012
10 246 (2.38%) Windows Server 2016
11 207 (2.00%) Mac OS X
12 203 (1.96%) Solaris
13 192 (1.86%) Debian
14 174 (1.68%) Windows 10
15 162 (1.57%) Windows Server 2008
16 153 (1.48%) Windows 7
17 144 (1.39%) Embedded Linux
18 124 (1.20%) Mac OS
19 92 (0.89%) AIX
20 56 (0.54%) Kali Linux
Processes & Methodologies
1 2,859 (27.67%) DevOps
2 2,743 (26.54%) Agile Software Development
3 1,638 (15.85%) Software Engineering
4 1,285 (12.43%) Problem-Solving
5 893 (8.64%) Configuration Management
6 892 (8.63%) Infrastructure Engineering
7 858 (8.30%) Test Automation
8 846 (8.19%) Continuous Integration
9 767 (7.42%) Computer Science
10 745 (7.21%) Microservices
11 738 (7.14%) Open Source
12 735 (7.11%) ITIL
13 700 (6.77%) OO
14 692 (6.70%) TDD
15 691 (6.69%) Mentoring
16 671 (6.49%) Scrum
17 570 (5.52%) Cybersecurity
18 565 (5.47%) Fintech
19 520 (5.03%) Infrastructure as Code
20 498 (4.82%) SDLC
Programming Languages
1 3,451 (33.39%) Python
2 2,317 (22.42%) Java
3 2,200 (21.29%) SQL
4 1,719 (16.63%) JavaScript
5 1,608 (15.56%) Bash Shell
6 1,211 (11.72%) C++
7 1,161 (11.23%) PHP
8 1,036 (10.03%) PowerShell
9 890 (8.61%) C#
10 864 (8.36%) C
11 669 (6.47%) Perl
12 667 (6.45%) Ruby
13 501 (4.85%) Shell Script
14 471 (4.56%) Go
15 222 (2.15%) PL/SQL
16 212 (2.05%) Java 8
17 181 (1.75%) Scala
18 111 (1.07%) PHP 7
19 105 (1.02%) TypeScript
20 104 (1.01%) Groovy
Qualifications
1 1,230 (11.90%) Degree
2 676 (6.54%) Security Cleared
3 389 (3.76%) SC Cleared
4 354 (3.43%) Computer Science Degree
5 306 (2.96%) Cisco Certification
6 237 (2.29%) DV Cleared
7 211 (2.04%) Microsoft Certification
8 193 (1.87%) CCNA
9 190 (1.84%) CISSP
10 147 (1.42%) MCSE
11 140 (1.35%) CCNP
12 99 (0.96%) CISM
13 98 (0.95%) AWS Certification
14 89 (0.86%) MCSA
15 81 (0.78%) RHCE
16 65 (0.63%) ITIL Certification
17 64 (0.62%) VMware Certified Professional (VCP)
18 58 (0.56%) GIAC
19 57 (0.55%) CISA
20 55 (0.53%) SANS
Quality Assurance & Compliance
1 456 (4.41%) QA
2 228 (2.21%) SLA
3 198 (1.92%) ISO/IEC 27001
4 141 (1.36%) GDPR
5 108 (1.05%) PCI DSS
6 34 (0.33%) Cyber Essentials
7 33 (0.32%) NIST
8 23 (0.22%) ISO/IEC 20000
9 20 (0.19%) Data Quality
10 17 (0.16%) NCSC
11 15 (0.15%) ISO 9001
12 14 (0.14%) Sarbanes-Oxley
13 13 (0.13%) Cyber Essentials PLUS
14 9 (0.087%) ISO 22301
15 8 (0.077%) Government Security Classifications
16 7 (0.068%) HIPAA
16 7 (0.068%) NIST 800
17 6 (0.058%) COBIT
18 4 (0.039%) BS25999
18 4 (0.039%) IEC 61508
System Software
1 2,343 (22.67%) Docker
2 938 (9.08%) VMware Infrastructure
3 911 (8.82%) Active Directory
4 305 (2.95%) Hyper-V
5 244 (2.36%) vSphere
6 225 (2.18%) VMware ESXi
7 224 (2.17%) Virtual Machines
8 110 (1.06%) XenApp
9 96 (0.93%) Apache ZooKeeper
9 96 (0.93%) Firmware
10 85 (0.82%) Virtual Servers
11 82 (0.79%) KVM
12 80 (0.77%) NFS
13 50 (0.48%) Xen
14 46 (0.45%) XenDesktop
15 42 (0.41%) VMware NSX
16 41 (0.40%) VirtualBox
17 34 (0.33%) LXC
18 33 (0.32%) Apache Flume
19 32 (0.31%) Oracle RAC
Systems Management
1 1,676 (16.22%) Kubernetes
2 1,637 (15.84%) Ansible
3 1,135 (10.98%) Terraform
4 1,125 (10.89%) Puppet
5 718 (6.95%) Opscode Chef
6 213 (2.06%) SCCM
7 201 (1.95%) Nagios
8 187 (1.81%) Grafana
9 176 (1.70%) Packer
10 134 (1.30%) Prometheus
11 132 (1.28%) SCOM
12 131 (1.27%) Salt
13 114 (1.10%) Docker Swarm
14 107 (1.04%) ZABBIX
15 98 (0.95%) Mesos
15 98 (0.95%) WSUS
16 94 (0.91%) Nessus
17 68 (0.66%) Consul
18 64 (0.62%) Kibana
19 63 (0.61%) Red Hat Satellite
Vendors
1 1,460 (14.13%) Microsoft
2 1,428 (13.82%) VMware
3 955 (9.24%) Oracle
4 915 (8.85%) Red Hat
5 598 (5.79%) Cisco
6 450 (4.35%) Google
7 288 (2.79%) HP
8 264 (2.55%) IBM
9 244 (2.36%) Splunk
10 233 (2.25%) Atlassian
11 229 (2.22%) Citrix
12 177 (1.71%) Juniper
13 174 (1.68%) SAP
14 164 (1.59%) NetApp
15 155 (1.50%) Dell
16 128 (1.24%) Zend
17 111 (1.07%) EMC
18 110 (1.06%) Veeam
19 107 (1.04%) F5
20 106 (1.03%) ServiceNow