Period
to 16 October 2021

The following table provides summary statistics for permanent job vacancies advertised in England 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 16 October 2021 with a comparison to the same period in the previous 2 years.

Linux
UK > England
6 months to
16 Oct 2021
Same period 2020 Same period 2019
Rank 29 21 21
Rank change year-on-year -8 0 -4
Permanent jobs citing Linux 8,754 4,311 12,590
As % of all permanent jobs advertised in England 7.99% 9.78% 9.91%
As % of the Operating Systems category 45.05% 45.63% 43.00%
Number of salaries quoted 5,781 3,548 9,827
10th Percentile £33,750 £34,500 £31,250
25th Percentile £42,500 £42,500 £38,750
Median annual salary (50th Percentile) £57,500 £55,000 £55,000
Median % change year-on-year +4.55% - -
75th Percentile £77,500 £72,500 £72,500
90th Percentile £91,250 £86,250 £88,750
UK median annual salary £57,500 £55,000 £52,500
% change year-on-year +4.55% +4.76% -

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 advertised in England with a requirement for operating system skills.

All Operating Systems
England
Permanent vacancies with a requirement for operating system skills 19,430 9,447 29,278
As % of all permanent IT jobs advertised in England 17.74% 21.43% 23.05%
Number of salaries quoted 13,767 7,967 23,731
10th Percentile £26,250 £28,500 £25,250
25th Percentile £35,000 £36,750 £32,500
Median annual salary (50th Percentile) £50,000 £50,000 £46,000
Median % change year-on-year - +8.70% -3.16%
75th Percentile £68,750 £67,500 £65,000
90th Percentile £85,000 £81,250 £80,000
UK median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -5.26%

Linux
Job Vacancy Trend in England

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

Job vacancy trend for Linux in England

Linux
Salary Trend in England

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

Salary trend for Linux in England

Linux
Salary Histogram in England

Salary distribution for jobs citing Linux in England over the 6 months to 16 October 2021.

Salary histogram for Linux in England

Linux
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux within the England region over the 6 months to 16 October 2021. 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
London -15 3,618 £72,500 +3.57% 852
South East 0 1,838 £50,845 +1.69% 334
North of England -1 1,219 £50,000 +2.04% 326
South West -9 850 £47,500 - 195
Midlands -4 699 £47,500 -5.94% 207
North West -2 582 £50,000 - 189
Yorkshire -4 461 £47,500 - 103
West Midlands -11 445 £50,000 -9.09% 105
East of England -16 366 £55,000 +10.00% 177
East Midlands +7 254 £45,000 - 99
North East +19 179 £49,000 -2.00% 34
Linux
UK

For the 6 months to 16 October 2021, 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 across the England region with a requirement for Linux.

1 3,601 (41.14%) AWS
2 3,209 (36.66%) DevOps
3 3,141 (35.88%) Python
4 3,108 (35.50%) Agile Software Development
5 2,552 (29.15%) Windows
6 2,463 (28.14%) Docker
7 2,459 (28.09%) Azure
8 2,066 (23.60%) Java
9 2,064 (23.58%) Kubernetes
10 1,955 (22.33%) Software Engineering
11 1,883 (21.51%) Git (software)
12 1,858 (21.22%) Ansible
13 1,818 (20.77%) Terraform
14 1,769 (20.21%) SQL
15 1,729 (19.75%) Finance
16 1,700 (19.42%) Social Skills
17 1,639 (18.72%) JavaScript
18 1,601 (18.29%) Jenkins
19 1,557 (17.79%) Unix
20 1,426 (16.29%) Problem-Solving
21 1,390 (15.88%) Degree
22 1,321 (15.09%) Bash Shell
23 1,243 (14.20%) Microsoft
24 1,190 (13.59%) Microservices
25 1,172 (13.39%) VMware
26 1,138 (13.00%) Computer Science
27 1,079 (12.33%) C++
28 1,076 (12.29%) MySQL
29 1,007 (11.50%) Infrastructure as Code
30 998 (11.40%) CSS

Linux
Co-occurring IT Skills in England 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
1 621 (7.09%) Apache
2 334 (3.82%) Apache Spark
3 307 (3.51%) Confluence
4 280 (3.20%) Elasticsearch
5 232 (2.65%) nginx
6 184 (2.10%) GemFire
7 175 (2.00%) Tomcat
8 164 (1.87%) IIS
9 138 (1.58%) SharePoint
10 132 (1.51%) WebLogic
11 117 (1.34%) OpenStack
12 115 (1.31%) MS Exchange
13 90 (1.03%) CMS
14 88 (1.01%) GeoServer
15 77 (0.88%) WordPress
16 68 (0.78%) JBoss
17 60 (0.69%) Cloud Foundry
18 53 (0.61%) Apache Airflow
19 45 (0.51%) WebSphere
20 33 (0.38%) Tornado
Applications
1 121 (1.38%) Microsoft Office
2 48 (0.55%) MS Visio
3 37 (0.42%) Simulink
4 32 (0.37%) Microsoft Excel
5 18 (0.21%) Adobe Illustrator
5 18 (0.21%) Photoshop
6 15 (0.17%) GIMP
7 13 (0.15%) Microsoft PowerPoint
8 11 (0.13%) Microsoft Project
9 3 (0.034%) Spreadsheet
10 1 (0.011%) Adobe After Effects
10 1 (0.011%) Adobe XD
10 1 (0.011%) Chatbot
10 1 (0.011%) GNU Octave
10 1 (0.011%) ImageReady
10 1 (0.011%) Maya
10 1 (0.011%) NUKE
10 1 (0.011%) Sketch
10 1 (0.011%) SOLIDWORKS
10 1 (0.011%) Weka
Business Applications
1 70 (0.80%) Sentinel
2 48 (0.55%) Magento
3 35 (0.40%) Payment Gateway
4 33 (0.38%) Oracle Applications
5 26 (0.30%) Distributed Ledger
6 16 (0.18%) Dynamics CRM
7 11 (0.13%) Shopify
8 7 (0.080%) SAP S/4HANA
9 6 (0.069%) Oracle EBS
10 5 (0.057%) Workfront
11 4 (0.046%) Salesforce.com CRM
11 4 (0.046%) WebTrends
12 3 (0.034%) Oracle EBS R12
12 3 (0.034%) Oracle Procure-to-Pay
12 3 (0.034%) Remedy ITSM
12 3 (0.034%) SAP Business One
12 3 (0.034%) SAP GTS
12 3 (0.034%) Siebel CRM
13 2 (0.023%) R3 Corda
13 2 (0.023%) Refinitiv Enterprise Platform
Cloud Services
1 3,601 (41.14%) AWS
2 2,459 (28.09%) Azure
3 912 (10.42%) GCP
4 586 (6.69%) AWS CloudFormation
5 557 (6.36%) GitHub
6 486 (5.55%) SaaS
7 431 (4.92%) Serverless
8 416 (4.75%) Microsoft 365
9 342 (3.91%) PaaS
10 334 (3.82%) Amazon EC2
11 316 (3.61%) OpenShift
12 303 (3.46%) IaaS
13 268 (3.06%) AWS Lambda
14 242 (2.76%) Amazon S3
15 217 (2.48%) Amazon Kinesis
16 189 (2.16%) Cloud Computing
17 185 (2.11%) Amazon CloudWatch
18 178 (2.03%) Amazon EKS
19 155 (1.77%) Amazon ECS
20 145 (1.66%) Azure Active Directory
Communications & Networking
1 784 (8.96%) Firewall
2 545 (6.23%) DNS
3 508 (5.80%) TCP/IP
4 455 (5.20%) HTTP
5 400 (4.57%) VPN
6 262 (2.99%) DHCP
7 221 (2.52%) LAN
8 220 (2.51%) WAN
9 194 (2.22%) Network Security
10 183 (2.09%) Broadband
11 179 (2.04%) Internet
12 167 (1.91%) SAN
13 160 (1.83%) SSL
14 140 (1.60%) Wi-Fi
15 133 (1.52%) Wireless
16 109 (1.25%) VLAN
17 89 (1.02%) OSPF
18 83 (0.95%) BGP
19 82 (0.94%) VoIP
20 77 (0.88%) SSH
Database & Business Intelligence
1 1,076 (12.29%) MySQL
2 815 (9.31%) PostgreSQL
3 703 (8.03%) NoSQL
4 702 (8.02%) Relational Database
5 627 (7.16%) SQL Server
6 456 (5.21%) MongoDB
7 388 (4.43%) Big Data
8 378 (4.32%) Redis
9 365 (4.17%) MariaDB
10 295 (3.37%) Oracle Database
11 252 (2.88%) HBase
12 199 (2.27%) Amazon RDS
13 185 (2.11%) Hadoop
13 185 (2.11%) RDBMS
14 129 (1.47%) Data Warehouse
15 117 (1.34%) Apache Cassandra
15 117 (1.34%) Oracle Database 11g
16 115 (1.31%) Amazon DynamoDB
17 97 (1.11%) GIS
17 97 (1.11%) QGIS
Development Applications
1 1,883 (21.51%) Git (software)
2 1,601 (18.29%) Jenkins
3 870 (9.94%) JIRA
4 409 (4.67%) GitLab
5 334 (3.82%) JUnit
6 282 (3.22%) Eclipse
7 269 (3.07%) Maven
8 260 (2.97%) Gradle
9 258 (2.95%) Cucumber
10 247 (2.82%) Sonatype Nexus
11 245 (2.80%) Bitbucket
12 242 (2.76%) IntelliJ
13 210 (2.40%) Mockito
14 209 (2.39%) Cypress.io
15 193 (2.20%) Storybook
16 191 (2.18%) Protractor
17 179 (2.04%) TeamCity
18 159 (1.82%) Artifactory
19 145 (1.66%) Subversion
20 140 (1.60%) SonarQube
General
1 1,729 (19.75%) Finance
2 1,700 (19.42%) Social Skills
3 675 (7.71%) Banking
4 601 (6.87%) Analytical Skills
5 445 (5.08%) Inclusion and Diversity
6 418 (4.77%) Law
7 274 (3.13%) Telecoms
8 267 (3.05%) Retail
9 233 (2.66%) Games
10 221 (2.52%) Marketing
11 201 (2.30%) Public Sector
12 175 (2.00%) Presentation Skills
13 162 (1.85%) Electronics
14 142 (1.62%) Legal
15 129 (1.47%) Organisational Skills
16 124 (1.42%) Front Office
17 119 (1.36%) Back Office
17 119 (1.36%) Manufacturing
18 96 (1.10%) Investment Banking
19 95 (1.09%) Documentation Skills
Job Titles
1 1,972 (22.53%) Developer
2 1,445 (16.51%) DevOps Engineer
3 1,018 (11.63%) Software Engineer
4 493 (5.63%) AWS Engineer
5 474 (5.41%) Linux Engineer
6 448 (5.12%) Senior Developer
7 417 (4.76%) Infrastructure Engineer
8 393 (4.49%) Software Developer
9 386 (4.41%) PHP Developer
10 378 (4.32%) AWS DevOps
11 375 (4.28%) Analyst
12 372 (4.25%) AWS DevOps Engineer
12 372 (4.25%) Cloud Engineer
13 346 (3.95%) Java Developer
14 331 (3.78%) Senior DevOps
15 327 (3.74%) Senior DevOps Engineer
16 322 (3.68%) Architect
17 315 (3.60%) Administrator
18 312 (3.56%) Senior Software Engineer
19 295 (3.37%) Platform Engineer
Libraries, Frameworks & Software Standards
1 998 (11.40%) CSS
2 949 (10.84%) React
3 875 (10.00%) HTML
4 799 (9.13%) REST
5 779 (8.90%) Node.js
6 747 (8.53%) Spring
7 690 (7.88%) Kafka
8 686 (7.84%) AngularJS
9 654 (7.47%) Web Services
10 570 (6.51%) RESTful
11 489 (5.59%) .NET
12 486 (5.55%) JSON
13 483 (5.52%) LAMP
14 433 (4.95%) RabbitMQ
15 372 (4.25%) Elastic Stack
16 310 (3.54%) Spring Boot
17 304 (3.47%) HTML5
18 290 (3.31%) Redux
19 265 (3.03%) Middleware
20 252 (2.88%) XML
Miscellaneous
1 546 (6.24%) Linux Command Line
2 470 (5.37%) Data Centre
3 424 (4.84%) User Experience
4 360 (4.11%) Self-Motivation
5 331 (3.78%) Public Cloud
6 306 (3.50%) Algorithms
7 280 (3.20%) Management Information System
8 211 (2.41%) Greenfield Project
9 184 (2.10%) Data Structures
10 176 (2.01%) Mobile App
11 163 (1.86%) Virtual Team
12 144 (1.64%) Cloud Native
13 136 (1.55%) Embedded Systems
14 133 (1.52%) Enterprise Software
14 133 (1.52%) Hybrid Cloud
15 132 (1.51%) Clustering
16 120 (1.37%) PKI
17 110 (1.26%) Social Media
18 103 (1.18%) Derivative
19 101 (1.15%) Equities
Operating Systems
1 2,552 (29.15%) Windows
2 1,557 (17.79%) Unix
3 676 (7.72%) Windows Server
4 566 (6.47%) Red Hat Enterprise Linux
5 488 (5.57%) CentOS
6 443 (5.06%) Ubuntu
7 243 (2.78%) Android
8 204 (2.33%) Apple iOS
9 189 (2.16%) Windows Server 2016
10 162 (1.85%) Windows Server 2012
11 149 (1.70%) Mac OS
12 143 (1.63%) Debian
13 137 (1.56%) Windows Server 2019
14 136 (1.55%) Windows 10
15 128 (1.46%) Embedded Linux
16 77 (0.88%) Mac OS X
16 77 (0.88%) Solaris
17 65 (0.74%) Windows Server 2008
18 60 (0.69%) AIX
19 51 (0.58%) SUSE
Processes & Methodologies
1 3,209 (36.66%) DevOps
2 3,108 (35.50%) Agile Software Development
3 1,955 (22.33%) Software Engineering
4 1,426 (16.29%) Problem-Solving
5 1,190 (13.59%) Microservices
6 1,138 (13.00%) Computer Science
7 1,007 (11.50%) Infrastructure as Code
8 985 (11.25%) Scrum
9 852 (9.73%) Continuous Integration
10 814 (9.30%) OO
11 793 (9.06%) Configuration Management
12 776 (8.86%) TDD
13 735 (8.40%) Full Stack Development
14 716 (8.18%) Test Automation
15 672 (7.68%) Mentoring
16 630 (7.20%) Open Source
17 610 (6.97%) Infrastructure Engineering
18 559 (6.39%) Analytics
19 547 (6.25%) Site Reliability Engineering
20 519 (5.93%) SDLC
Programming Languages
1 3,141 (35.88%) Python
2 2,066 (23.60%) Java
3 1,769 (20.21%) SQL
4 1,639 (18.72%) JavaScript
5 1,321 (15.09%) Bash Shell
6 1,079 (12.33%) C++
7 948 (10.83%) PowerShell
8 871 (9.95%) PHP
9 734 (8.38%) C#
10 713 (8.14%) C
11 667 (7.62%) Shell Script
12 572 (6.53%) Go
13 428 (4.89%) Perl
14 389 (4.44%) Ruby
15 344 (3.93%) TypeScript
16 274 (3.13%) Groovy
17 159 (1.82%) PL/SQL
18 137 (1.56%) Scala
19 124 (1.42%) Java 8
19 124 (1.42%) Kotlin
Qualifications
1 1,390 (15.88%) Degree
2 732 (8.36%) Security Cleared
3 434 (4.96%) Computer Science Degree
4 421 (4.81%) SC Cleared
5 187 (2.14%) OCP
5 187 (2.14%) Oracle Certification
6 170 (1.94%) Cisco Certification
7 167 (1.91%) AWS Certification
8 150 (1.71%) Microsoft Certification
9 117 (1.34%) CCNA
10 98 (1.12%) DV Cleared
11 81 (0.93%) CCNP
12 80 (0.91%) MCSE
13 72 (0.82%) MCSA
14 69 (0.79%) Master's Degree
15 58 (0.66%) SANS
16 49 (0.56%) CISSP
17 44 (0.50%) RHCE
18 41 (0.47%) ITIL Certification
18 41 (0.47%) MCP
Quality Assurance & Compliance
1 334 (3.82%) QA
2 173 (1.98%) SLA
3 159 (1.82%) ISO/IEC 27001
4 109 (1.25%) PCI DSS
5 80 (0.91%) MISRA
6 65 (0.74%) PSD2
7 47 (0.54%) GDPR
8 45 (0.51%) Def Stans
9 44 (0.50%) NIST
10 42 (0.48%) Accessibility
11 37 (0.42%) ECSS
11 37 (0.42%) MISRA C
12 32 (0.37%) Cyber Essentials
13 30 (0.34%) PMO
14 29 (0.33%) COBIT
15 24 (0.27%) Data Quality
16 22 (0.25%) GRC
17 18 (0.21%) Sarbanes-Oxley
18 14 (0.16%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
19 11 (0.13%) IEC 62304
System Software
1 2,463 (28.14%) Docker
2 839 (9.58%) VMware Infrastructure
3 652 (7.45%) Active Directory
4 253 (2.89%) Hyper-V
5 192 (2.19%) HDFS
6 181 (2.07%) Firmware
7 151 (1.72%) Virtual Machines
8 141 (1.61%) vSphere
9 135 (1.54%) VMware ESXi
10 77 (0.88%) Virtual Servers
11 60 (0.69%) KVM
12 56 (0.64%) Apache ZooKeeper
13 47 (0.54%) NFS
14 41 (0.47%) iptables
15 35 (0.40%) Virtual Desktop
16 31 (0.35%) VMware NSX
17 27 (0.31%) LXC
18 21 (0.24%) XenApp
19 19 (0.22%) Oracle RAC
20 16 (0.18%) XenDesktop
Systems Management
1 2,064 (23.58%) Kubernetes
2 1,858 (21.22%) Ansible
3 1,818 (20.77%) Terraform
4 995 (11.37%) Puppet
5 705 (8.05%) Opscode Chef
6 305 (3.48%) Prometheus
7 290 (3.31%) Grafana
8 135 (1.54%) Nagios
9 124 (1.42%) SCCM
10 81 (0.93%) Consul
11 79 (0.90%) Rancher
12 76 (0.87%) Packer
13 74 (0.85%) Kibana
14 58 (0.66%) HAProxy
14 58 (0.66%) Microsoft Intune
15 56 (0.64%) Graphite
16 50 (0.57%) Salt
17 49 (0.56%) ZABBIX
18 48 (0.55%) logstash
19 46 (0.53%) Istio
Vendors
1 1,243 (14.20%) Microsoft
2 1,172 (13.39%) VMware
3 939 (10.73%) Oracle
4 678 (7.75%) Red Hat
5 394 (4.50%) Google
6 390 (4.46%) Cisco
7 254 (2.90%) Splunk
8 193 (2.20%) Okta
9 187 (2.14%) IBM
10 159 (1.82%) Atlassian
11 139 (1.59%) Zend
12 122 (1.39%) ServiceNow
13 118 (1.35%) Apple
13 118 (1.35%) HP
14 115 (1.31%) Citrix
15 110 (1.26%) SaltStack
16 94 (1.07%) SAP
17 93 (1.06%) EMC
18 84 (0.96%) Dell
19 71 (0.81%) NetApp