Period
to 7 July 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 7 July 2020 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
7 Jul 2020
Same period 2019 Same period 2018
Rank 21 18 16
Rank change year-on-year -3 -2 0
Permanent jobs citing Linux 7,377 15,423 18,801
As % of all permanent jobs advertised in the UK 9.38% 10.49% 10.53%
As % of the Operating Systems category 44.17% 45.71% 45.33%
Number of salaries quoted 6,373 12,674 15,609
Median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £32,500 £31,250 £31,250
90th Percentile £87,500 £85,000 £82,500
UK excluding London median annual salary £47,500 £46,000 £45,000
% change year-on-year +3.26% +2.22% +5.88%

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 16,703 33,744 41,476
As % of all permanent IT jobs advertised in the UK 21.23% 22.96% 23.22%
Number of salaries quoted 13,587 26,803 33,529
Median annual salary £50,000 £47,000 £46,000
Median salary % change year-on-year +6.38% +2.17% +2.22%
10th Percentile £27,000 £25,750 £25,500
90th Percentile £80,000 £80,000 £76,250
UK excluding London median annual salary £44,000 £42,000 £40,000
% change year-on-year +4.76% +5.00% -

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 7 July 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 7 July 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 6,789 £55,000 - 929
UK excluding London -5 4,298 £47,500 +3.26% 687
London -6 2,923 £67,500 +3.85% 308
South East -1 1,416 £50,000 - 150
North of England -4 816 £50,000 +11.11% 165
South West -2 678 £45,000 - 124
Midlands +5 544 £47,500 +7.95% 78
Work from Home -1 530 £55,000 -12.00% 131
North West +3 484 £50,000 +16.28% 95
East of England -6 405 £50,000 - 104
West Midlands +6 383 £47,500 +11.76% 54
Yorkshire -14 274 £50,000 +5.26% 53
Scotland -2 269 £50,000 +17.65% 44
East Midlands +4 154 £45,000 -2.70% 24
Wales +2 135 £40,000 - 16
North East -15 58 £40,000 -14.42% 17
Northern Ireland -8 45 £43,750 -12.50% 6

For the 6 months to 7 July 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 2,653 (35.96%) Windows
2 2,579 (34.96%) Python
3 2,165 (29.35%) AWS
4 2,117 (28.70%) DevOps
5 1,902 (25.78%) Agile Software Development
6 1,690 (22.91%) Docker
7 1,586 (21.50%) Java
8 1,560 (21.15%) SQL
9 1,460 (19.79%) Azure
10 1,312 (17.79%) JavaScript
11 1,301 (17.64%) Finance
12 1,294 (17.54%) Unix
13 1,290 (17.49%) Git (software)
14 1,236 (16.75%) Kubernetes
15 1,211 (16.42%) Ansible
16 1,145 (15.52%) Bash Shell
17 1,099 (14.90%) VMware
17 1,099 (14.90%) Software Engineering
18 1,054 (14.29%) Microsoft
19 947 (12.84%) Terraform
20 946 (12.82%) Jenkins
21 931 (12.62%) MySQL
22 887 (12.02%) Problem-Solving
23 878 (11.90%) C++
24 849 (11.51%) PHP
25 826 (11.20%) Degree
26 803 (10.89%) PowerShell
27 749 (10.15%) VMware Infrastructure
28 738 (10.00%) Windows Server
29 718 (9.73%) Puppet

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
1 461 (6.25%) Apache
2 260 (3.52%) Confluence
3 232 (3.14%) Elasticsearch
4 229 (3.10%) Tomcat
5 149 (2.02%) OpenStack
6 140 (1.90%) Apache Spark
7 139 (1.88%) IIS
8 128 (1.74%) nginx
9 98 (1.33%) WebSphere
10 80 (1.08%) MS Exchange
11 66 (0.89%) JBoss
12 62 (0.84%) SharePoint
13 58 (0.79%) WebLogic
14 50 (0.68%) WordPress
15 47 (0.64%) CMS
16 37 (0.50%) Apache Solr
17 36 (0.49%) Cloud Foundry
18 30 (0.41%) Drupal
19 29 (0.39%) SAS
20 26 (0.35%) WildFly
Applications
1 107 (1.45%) Microsoft Office
2 79 (1.07%) Microsoft Excel
3 42 (0.57%) Microsoft PowerPoint
4 37 (0.50%) MS Visio
5 12 (0.16%) Photoshop
6 7 (0.095%) Gliffy
7 6 (0.081%) Adobe Illustrator
8 4 (0.054%) Abaqus
8 4 (0.054%) Adobe XD
9 3 (0.041%) Adobe Premiere
9 3 (0.041%) Simulink
9 3 (0.041%) Spreadsheet
9 3 (0.041%) Windchill
10 2 (0.027%) Chatbot
10 2 (0.027%) Fireworks
10 2 (0.027%) Gephi
10 2 (0.027%) Inkscape
11 1 (0.014%) Adobe Creative Suite
11 1 (0.014%) Avid Media Composer
11 1 (0.014%) Final Cut Pro
Business Applications
1 46 (0.62%) Magento
2 22 (0.30%) Sentinel
3 18 (0.24%) Salerio
4 15 (0.20%) Dynamics CRM
5 14 (0.19%) Remedy ITSM
6 10 (0.14%) Oracle Applications
6 10 (0.14%) Payment Gateway
7 7 (0.095%) SAP ERP
8 6 (0.081%) OpenCart
8 6 (0.081%) Oracle ERP
8 6 (0.081%) Salesforce.com CRM
9 5 (0.068%) Dynamics NAV
9 5 (0.068%) IBM Operational Decision Manager
9 5 (0.068%) Oracle EBS
9 5 (0.068%) SAP CRM
10 4 (0.054%) Dynamics AX
10 4 (0.054%) HFM
10 4 (0.054%) Hyperion Enterprise
10 4 (0.054%) Hyperion Planning
10 4 (0.054%) Markit EDM
Cloud Services
1 2,165 (29.35%) AWS
2 1,460 (19.79%) Azure
3 543 (7.36%) GCP
4 379 (5.14%) SaaS
5 371 (5.03%) Office 365
6 246 (3.33%) PaaS
7 232 (3.14%) AWS CloudFormation
8 214 (2.90%) IaaS
9 213 (2.89%) Serverless
10 211 (2.86%) Amazon EC2
11 209 (2.83%) GitHub
12 150 (2.03%) Amazon S3
13 142 (1.92%) OpenShift
14 140 (1.90%) AWS Lambda
15 134 (1.82%) Cloud Computing
16 111 (1.50%) Azure Active Directory
17 85 (1.15%) Amazon CloudWatch
17 85 (1.15%) Amazon ECS
18 80 (1.08%) Virtual Private Cloud
19 60 (0.81%) Amazon ELB
Communications & Networking
1 704 (9.54%) Firewall
2 538 (7.29%) TCP/IP
3 430 (5.83%) DNS
4 267 (3.62%) SAN
5 253 (3.43%) VPN
6 240 (3.25%) WAN
7 223 (3.02%) Network Security
8 222 (3.01%) LAN
9 218 (2.96%) DHCP
10 207 (2.81%) HTTP
11 206 (2.79%) Internet
12 146 (1.98%) VoIP
13 135 (1.83%) Wireless
14 124 (1.68%) Wireshark
15 106 (1.44%) SSL
16 93 (1.26%) SSH
16 93 (1.26%) VLAN
17 82 (1.11%) OSPF
18 79 (1.07%) MPLS
19 77 (1.04%) BGP
Database & Business Intelligence
1 931 (12.62%) MySQL
2 712 (9.65%) SQL Server
3 433 (5.87%) NoSQL
4 385 (5.22%) PostgreSQL
5 337 (4.57%) MongoDB
6 285 (3.86%) Relational Database
7 274 (3.71%) Big Data
8 185 (2.51%) Hadoop
9 175 (2.37%) Redis
10 162 (2.20%) Oracle Database
11 160 (2.17%) Amazon RDS
12 120 (1.63%) RDBMS
13 105 (1.42%) Apache Cassandra
14 76 (1.03%) MariaDB
15 58 (0.79%) Data Warehouse
15 58 (0.79%) DB2
16 57 (0.77%) Amazon DynamoDB
17 54 (0.73%) Oracle Reports
18 52 (0.70%) Blockchain
19 45 (0.61%) Power BI
Development Applications
1 1,290 (17.49%) Git (software)
2 946 (12.82%) Jenkins
3 532 (7.21%) JIRA
4 221 (3.00%) GitLab
5 171 (2.32%) Atlassian Bamboo
6 161 (2.18%) Selenium
7 147 (1.99%) Subversion
8 136 (1.84%) Bitbucket
9 130 (1.76%) Maven
10 108 (1.46%) TeamCity
11 103 (1.40%) Sonatype Nexus
12 72 (0.98%) Vagrant
13 68 (0.92%) Artifactory
14 56 (0.76%) JUnit
15 55 (0.75%) Octopus Deploy
16 54 (0.73%) Visual Studio
17 53 (0.72%) Cucumber
18 52 (0.70%) Gradle
19 47 (0.64%) PHPUnit
20 43 (0.58%) SonarQube
General
1 1,301 (17.64%) Finance
2 293 (3.97%) Retail
3 231 (3.13%) Banking
4 203 (2.75%) Telecoms
5 164 (2.22%) Public Sector
6 141 (1.91%) Games
7 137 (1.86%) Marketing
8 125 (1.69%) Manufacturing
9 119 (1.61%) Law
10 107 (1.45%) Front Office
11 102 (1.38%) Electronics
12 89 (1.21%) Legal
13 82 (1.11%) Advertising
14 78 (1.06%) Back Office
15 67 (0.91%) Aerospace
15 67 (0.91%) Automotive
15 67 (0.91%) Financial Institution
16 43 (0.58%) Military
17 42 (0.57%) Investment Banking
18 20 (0.27%) Billing
Job Titles
1 1,690 (22.91%) Developer
2 1,032 (13.99%) DevOps Engineer
3 616 (8.35%) Software Engineer
4 440 (5.96%) Infrastructure Engineer
5 418 (5.67%) Linux Engineer
6 386 (5.23%) Analyst
7 384 (5.21%) Senior Developer
8 377 (5.11%) Administrator
9 334 (4.53%) PHP Developer
10 323 (4.38%) Java Developer
11 282 (3.82%) Support Engineer
12 276 (3.74%) AWS Engineer
13 268 (3.63%) Architect
14 265 (3.59%) Cloud Engineer
15 254 (3.44%) Systems Administrator
16 233 (3.16%) Software Developer
17 226 (3.06%) Consultant
18 217 (2.94%) Junior
19 203 (2.75%) Applications Support
20 192 (2.60%) Systems Engineer
Libraries, Frameworks & Software Standards
1 717 (9.72%) HTML
2 620 (8.40%) CSS
3 506 (6.86%) Web Services
4 454 (6.15%) .NET
5 450 (6.10%) Node.js
6 392 (5.31%) REST
7 298 (4.04%) RESTful
8 296 (4.01%) React
9 290 (3.93%) jQuery
10 286 (3.88%) LAMP
11 283 (3.84%) AngularJS
12 266 (3.61%) Spring
13 243 (3.29%) Kafka
14 228 (3.09%) Elastic Stack
14 228 (3.09%) XML
15 214 (2.90%) HTML5
16 207 (2.81%) SOAP
17 206 (2.79%) Laravel
18 201 (2.72%) Middleware
19 161 (2.18%) JSON
Miscellaneous
1 526 (7.13%) Analytical Skills
2 454 (6.15%) Data Centre
3 344 (4.66%) Public Cloud
4 278 (3.77%) Linux Command Line
5 236 (3.20%) Self-Motivation
6 197 (2.67%) User Experience
7 174 (2.36%) Mobile App
8 173 (2.35%) Management Information System
9 159 (2.16%) Greenfield Project
10 151 (2.05%) Algorithms
11 108 (1.46%) Cloud Native
11 108 (1.46%) Data Structures
12 101 (1.37%) Private Cloud
13 93 (1.26%) PKI
14 90 (1.22%) Clustering
15 83 (1.13%) Hedge funds
16 80 (1.08%) Replication
17 79 (1.07%) Derivative
18 76 (1.03%) Enterprise Software
19 73 (0.99%) Embedded Systems
Operating Systems
1 2,653 (35.96%) Windows
2 1,294 (17.54%) Unix
3 738 (10.00%) Windows Server
4 545 (7.39%) Red Hat Enterprise Linux
5 487 (6.60%) CentOS
6 354 (4.80%) Ubuntu
7 227 (3.08%) Android
8 190 (2.58%) Apple iOS
9 179 (2.43%) Windows Server 2012
10 174 (2.36%) Solaris
11 146 (1.98%) Windows Server 2016
12 138 (1.87%) Debian
13 118 (1.60%) Windows 10
14 112 (1.52%) Mac OS
15 100 (1.36%) Windows Server 2008
16 97 (1.31%) Embedded Linux
17 94 (1.27%) AIX
18 93 (1.26%) Mac OS X
19 92 (1.25%) Windows 7
20 54 (0.73%) Oracle Linux
Processes & Methodologies
1 2,117 (28.70%) DevOps
2 1,902 (25.78%) Agile Software Development
3 1,099 (14.90%) Software Engineering
4 887 (12.02%) Problem-Solving
5 622 (8.43%) Configuration Management
5 622 (8.43%) Continuous Integration
5 622 (8.43%) Infrastructure Engineering
6 573 (7.77%) Test Automation
7 521 (7.06%) Open Source
8 520 (7.05%) Computer Science
9 515 (6.98%) Microservices
10 502 (6.80%) ITIL
11 480 (6.51%) Mentoring
12 479 (6.49%) OO
13 457 (6.19%) Scrum
14 431 (5.84%) TDD
15 428 (5.80%) Infrastructure as Code
16 389 (5.27%) Cybersecurity
17 362 (4.91%) Fintech
18 333 (4.51%) Analytics
Programming Languages
1 2,579 (34.96%) Python
2 1,586 (21.50%) Java
3 1,560 (21.15%) SQL
4 1,312 (17.79%) JavaScript
5 1,145 (15.52%) Bash Shell
6 878 (11.90%) C++
7 849 (11.51%) PHP
8 803 (10.89%) PowerShell
9 620 (8.40%) C
9 620 (8.40%) C#
10 438 (5.94%) Perl
11 420 (5.69%) Ruby
12 372 (5.04%) Go
13 317 (4.30%) Shell Script
14 164 (2.22%) PL/SQL
15 147 (1.99%) Scala
16 143 (1.94%) Java 8
17 127 (1.72%) Groovy
18 113 (1.53%) R
19 76 (1.03%) TypeScript
Qualifications
1 826 (11.20%) Degree
2 509 (6.90%) Security Cleared
3 288 (3.90%) SC Cleared
4 268 (3.63%) Computer Science Degree
5 228 (3.09%) Cisco Certification
6 188 (2.55%) DV Cleared
7 149 (2.02%) CCNA
8 140 (1.90%) Microsoft Certification
9 107 (1.45%) CISSP
10 89 (1.21%) MCSE
11 87 (1.18%) CCNP
12 78 (1.06%) MCSA
13 77 (1.04%) AWS Certification
14 67 (0.91%) CISM
15 65 (0.88%) VMware Certified Professional (VCP)
16 59 (0.80%) RHCE
17 54 (0.73%) Master's Degree
18 49 (0.66%) CREST Certified
19 48 (0.65%) CISA
19 48 (0.65%) SANS
Quality Assurance & Compliance
1 273 (3.70%) QA
2 176 (2.39%) SLA
3 157 (2.13%) ISO/IEC 27001
4 121 (1.64%) GDPR
5 66 (0.89%) PCI DSS
6 45 (0.61%) NIST
7 34 (0.46%) Cyber Essentials
8 33 (0.45%) ISO 9001
9 22 (0.30%) NCSC
10 17 (0.23%) NIST 800
11 15 (0.20%) Sarbanes-Oxley
12 14 (0.19%) HMG Security Policy Framework
13 11 (0.15%) Data Quality
14 9 (0.12%) COBIT
15 7 (0.095%) Government Security Classifications
15 7 (0.095%) HIPAA
16 6 (0.081%) ISO/IEC 20000
17 5 (0.068%) AICPA
18 4 (0.054%) ISO 22301
18 4 (0.054%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 1,690 (22.91%) Docker
2 749 (10.15%) VMware Infrastructure
3 646 (8.76%) Active Directory
4 258 (3.50%) Hyper-V
5 191 (2.59%) vSphere
6 147 (1.99%) VMware ESXi
7 139 (1.88%) Virtual Machines
8 69 (0.94%) KVM
9 66 (0.89%) Firmware
10 61 (0.83%) Apache ZooKeeper
11 57 (0.77%) Virtual Servers
12 49 (0.66%) XenApp
13 39 (0.53%) NFS
14 35 (0.47%) VirtualBox
14 35 (0.47%) Xen
15 32 (0.43%) XenDesktop
16 30 (0.41%) VMware NSX
17 25 (0.34%) LXC
18 24 (0.33%) vCloud
19 20 (0.27%) Kamailio
Systems Management
1 1,236 (16.75%) Kubernetes
2 1,211 (16.42%) Ansible
3 947 (12.84%) Terraform
4 718 (9.73%) Puppet
5 457 (6.19%) Opscode Chef
6 144 (1.95%) Grafana
7 141 (1.91%) SCCM
8 133 (1.80%) Prometheus
9 124 (1.68%) Nagios
10 102 (1.38%) Packer
11 75 (1.02%) SCOM
12 72 (0.98%) Docker Swarm
13 71 (0.96%) WSUS
14 67 (0.91%) Salt
15 65 (0.88%) Nessus
16 57 (0.77%) ZABBIX
17 50 (0.68%) Kibana
18 48 (0.65%) Graphite
19 44 (0.60%) Mesos
20 43 (0.58%) Consul
Vendors
1 1,099 (14.90%) VMware
2 1,054 (14.29%) Microsoft
3 703 (9.53%) Oracle
4 657 (8.91%) Red Hat
5 432 (5.86%) Cisco
6 323 (4.38%) Google
7 229 (3.10%) HP
8 201 (2.72%) Splunk
9 178 (2.41%) IBM
10 147 (1.99%) Atlassian
11 132 (1.79%) Citrix
12 120 (1.63%) Juniper
13 110 (1.49%) Dell
13 110 (1.49%) SAP
14 92 (1.25%) NetApp
15 88 (1.19%) Zend
16 84 (1.14%) F5
17 80 (1.08%) ServiceNow
18 79 (1.07%) Sun
19 76 (1.03%) EMC