Period
to 17 May 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 17 May 2021 with a comparison to the same period in the previous 2 years.

Linux
UK > England
6 months to
17 May 2021
Same period 2020 Same period 2019
Rank 23 23 19
Rank change year-on-year 0 -4 -2
Permanent jobs citing Linux 7,491 7,978 14,098
As % of all permanent jobs advertised in England 9.36% 9.00% 10.46%
As % of the Operating Systems category 48.59% 42.31% 45.16%
Number of salaries quoted 5,671 6,441 11,183
10th Percentile £32,625 £32,500 £32,000
25th Percentile £41,500 £41,250 £40,000
Median annual salary (50th Percentile) £57,500 £55,000 £55,000
Median % change year-on-year +4.55% - +4.76%
75th Percentile £75,000 £72,500 £71,800
90th Percentile £88,750 £87,500 £85,000
UK median annual salary £55,000 £55,000 £52,500
% change year-on-year - +4.76% +0.96%

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 15,417 18,857 31,215
As % of all permanent IT jobs advertised in England 19.25% 21.27% 23.17%
Number of salaries quoted 12,269 15,517 25,177
10th Percentile £27,500 £26,250 £25,750
25th Percentile £36,250 £34,000 £32,500
Median annual salary (50th Percentile) £50,000 £48,000 £47,500
Median % change year-on-year +4.17% +1.05% -
75th Percentile £67,500 £65,000 £65,000
90th Percentile £83,750 £80,000 £80,000
UK median annual salary £50,000 £47,500 £47,500
% change year-on-year +5.26% - +3.26%

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 17 May 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 17 May 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 +4 2,877 £72,500 +7.41% 565
South East -2 1,297 £50,000 +3.09% 319
North of England +5 1,236 £50,000 - 320
South West -2 891 £47,500 +6.15% 166
Midlands +1 656 £47,500 +5.56% 176
North West +5 593 £47,500 -5.00% 180
Yorkshire +6 445 £52,500 +5.00% 107
East of England +4 397 £54,250 +14.21% 162
West Midlands -3 384 £52,500 +10.53% 97
East Midlands +9 265 £45,000 +5.88% 78
North East +25 200 £50,000 +33.33% 33
Linux
UK

For the 6 months to 17 May 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 2,642 (35.27%) DevOps
2 2,621 (34.99%) AWS
3 2,463 (32.88%) Python
4 2,347 (31.33%) Windows
5 2,138 (28.54%) Agile Software Development
6 2,061 (27.51%) Docker
7 1,808 (24.14%) Azure
8 1,618 (21.60%) Kubernetes
9 1,566 (20.91%) Terraform
10 1,554 (20.74%) Git (software)
11 1,533 (20.46%) Java
11 1,533 (20.46%) SQL
12 1,450 (19.36%) Social Skills
13 1,440 (19.22%) Ansible
14 1,304 (17.41%) Software Engineering
15 1,217 (16.25%) Finance
16 1,216 (16.23%) Microsoft
17 1,182 (15.78%) JavaScript
18 1,166 (15.57%) Unix
19 1,129 (15.07%) Jenkins
20 1,106 (14.76%) Bash Shell
21 1,040 (13.88%) VMware
22 1,025 (13.68%) Problem-Solving
23 997 (13.31%) Puppet
24 925 (12.35%) Degree
25 859 (11.47%) MySQL
26 845 (11.28%) C++
27 832 (11.11%) Firewall
28 829 (11.07%) PowerShell
29 823 (10.99%) Microservices

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
1 413 (5.51%) Apache
2 368 (4.91%) Confluence
3 200 (2.67%) Elasticsearch
4 185 (2.47%) nginx
5 162 (2.16%) IIS
6 123 (1.64%) Tomcat
7 115 (1.54%) Apache Spark
8 99 (1.32%) MS Exchange
9 90 (1.20%) CMS
9 90 (1.20%) SharePoint
10 84 (1.12%) WordPress
11 83 (1.11%) OpenStack
12 81 (1.08%) Apache Airflow
13 58 (0.77%) Oracle SOA Suite
14 51 (0.68%) GemFire
15 46 (0.61%) WebLogic
16 38 (0.51%) JBoss
17 33 (0.44%) Red Hat Fuse
18 26 (0.35%) Cloud Foundry
19 23 (0.31%) WebSphere
Applications
1 141 (1.88%) Microsoft Office
2 56 (0.75%) Microsoft Excel
3 31 (0.41%) Microsoft Project
4 18 (0.24%) Photoshop
5 16 (0.21%) MS Visio
6 13 (0.17%) Microsoft PowerPoint
6 13 (0.17%) Simulink
7 7 (0.093%) Spreadsheet
8 6 (0.080%) Adobe Illustrator
8 6 (0.080%) Adobe XD
8 6 (0.080%) Gephi
9 5 (0.067%) GIMP
9 5 (0.067%) Stata
10 4 (0.053%) Gliffy
11 3 (0.040%) Houdini
11 3 (0.040%) Maya
11 3 (0.040%) NUKE
12 1 (0.013%) Adobe Creative Suite
12 1 (0.013%) Quicktime
12 1 (0.013%) SOLIDWORKS
Business Applications
1 47 (0.63%) Magento
2 22 (0.29%) Sentinel
3 20 (0.27%) Payment Gateway
4 19 (0.25%) R3 Corda
5 17 (0.23%) OpenCart
6 16 (0.21%) Dynamics NAV
7 11 (0.15%) Oracle Applications
8 9 (0.12%) Shopify
9 6 (0.080%) Workfront
10 5 (0.067%) Distributed Ledger
11 4 (0.053%) Oracle EBS
11 4 (0.053%) SAP S/4HANA
12 3 (0.040%) NetSuite
12 3 (0.040%) Oracle EBS R12
12 3 (0.040%) SAP GTS
12 3 (0.040%) SAP Oil and Gas
13 2 (0.027%) BambooHR
13 2 (0.027%) Remedy ITSM
13 2 (0.027%) SAP Business One
13 2 (0.027%) Siebel CRM
Cloud Services
1 2,621 (34.99%) AWS
2 1,808 (24.14%) Azure
3 613 (8.18%) GCP
4 431 (5.75%) AWS CloudFormation
5 414 (5.53%) SaaS
6 382 (5.10%) Microsoft 365
7 343 (4.58%) GitHub
8 314 (4.19%) PaaS
9 277 (3.70%) IaaS
10 256 (3.42%) Amazon EC2
11 241 (3.22%) Serverless
12 204 (2.72%) Amazon EKS
13 172 (2.30%) Amazon S3
14 159 (2.12%) Amazon ECS
15 155 (2.07%) AWS Lambda
16 135 (1.80%) Azure Active Directory
17 133 (1.78%) Cloud Computing
18 132 (1.76%) OpenShift
19 102 (1.36%) Amazon CloudWatch
20 73 (0.97%) Pulumi
Communications & Networking
1 832 (11.11%) Firewall
2 462 (6.17%) DNS
3 445 (5.94%) TCP/IP
4 323 (4.31%) VPN
5 226 (3.02%) WAN
6 223 (2.98%) DHCP
7 219 (2.92%) HTTP
8 212 (2.83%) LAN
9 181 (2.42%) Internet
10 168 (2.24%) Wireless
11 163 (2.18%) Network Security
12 162 (2.16%) SAN
13 160 (2.14%) VLAN
14 119 (1.59%) SSL
15 115 (1.54%) IPv4
15 115 (1.54%) OSPF
16 104 (1.39%) Wi-Fi
17 84 (1.12%) SSH
17 84 (1.12%) VoIP
18 81 (1.08%) BGP
Database & Business Intelligence
1 859 (11.47%) MySQL
2 580 (7.74%) SQL Server
3 477 (6.37%) PostgreSQL
4 426 (5.69%) NoSQL
5 384 (5.13%) Relational Database
6 308 (4.11%) MongoDB
7 262 (3.50%) Big Data
8 202 (2.70%) Redis
9 176 (2.35%) MariaDB
10 172 (2.30%) Amazon RDS
11 145 (1.94%) Data Warehouse
12 144 (1.92%) Oracle Database
13 109 (1.46%) Hadoop
14 106 (1.42%) SQL Server Integration Services
15 102 (1.36%) SQL Server Reporting Services
16 101 (1.35%) RDBMS
17 81 (1.08%) Amazon DynamoDB
18 74 (0.99%) HBase
19 72 (0.96%) Apache Cassandra
20 66 (0.88%) Blockchain
Development Applications
1 1,554 (20.74%) Git (software)
2 1,129 (15.07%) Jenkins
3 708 (9.45%) JIRA
4 414 (5.53%) GitLab
5 213 (2.84%) Maven
6 199 (2.66%) TeamCity
7 178 (2.38%) JUnit
8 173 (2.31%) Bitbucket
9 142 (1.90%) Atlassian Bamboo
10 136 (1.82%) Subversion
11 130 (1.74%) Octopus Deploy
12 108 (1.44%) Cucumber
13 107 (1.43%) Gradle
14 105 (1.40%) Selenium
15 101 (1.35%) Sonatype Nexus
16 92 (1.23%) Artifactory
17 76 (1.01%) IntelliJ
18 73 (0.97%) JMeter
19 69 (0.92%) Mockito
20 68 (0.91%) Eclipse
General
1 1,450 (19.36%) Social Skills
2 1,217 (16.25%) Finance
3 460 (6.14%) Analytical Skills
4 364 (4.86%) Banking
5 292 (3.90%) Telecoms
6 260 (3.47%) Public Sector
7 236 (3.15%) Retail
8 234 (3.12%) Law
9 232 (3.10%) Electronics
10 231 (3.08%) Games
11 221 (2.95%) Marketing
12 201 (2.68%) Manufacturing
13 160 (2.14%) Presentation Skills
14 144 (1.92%) Back Office
15 135 (1.80%) Legal
16 108 (1.44%) Organisational Skills
17 94 (1.25%) Front Office
18 72 (0.96%) Investment Banking
19 59 (0.79%) Documentation Skills
20 55 (0.73%) Advertising
Job Titles
1 1,639 (21.88%) Developer
2 1,418 (18.93%) DevOps Engineer
3 639 (8.53%) Software Engineer
4 507 (6.77%) Linux Engineer
5 476 (6.35%) AWS Engineer
6 435 (5.81%) Infrastructure Engineer
7 370 (4.94%) AWS DevOps
8 368 (4.91%) Senior Developer
9 357 (4.77%) AWS DevOps Engineer
10 356 (4.75%) Cloud Engineer
11 347 (4.63%) Administrator
12 339 (4.53%) PHP Developer
13 326 (4.35%) Java Developer
14 312 (4.16%) Senior DevOps
15 301 (4.02%) Senior DevOps Engineer
16 289 (3.86%) Software Developer
17 276 (3.68%) Analyst
18 265 (3.54%) Support Engineer
19 242 (3.23%) Architect
20 238 (3.18%) Systems Engineer
Libraries, Frameworks & Software Standards
1 754 (10.07%) HTML
2 697 (9.30%) CSS
3 567 (7.57%) Web Services
4 496 (6.62%) Node.js
5 467 (6.23%) REST
6 445 (5.94%) .NET
7 444 (5.93%) React
8 410 (5.47%) Spring
9 386 (5.15%) RESTful
10 360 (4.81%) AngularJS
11 347 (4.63%) Kafka
12 281 (3.75%) LAMP
13 237 (3.16%) jQuery
14 234 (3.12%) Elastic Stack
15 220 (2.94%) HTML5
16 204 (2.72%) JSON
17 195 (2.60%) SOAP
18 193 (2.58%) Laravel
19 191 (2.55%) XML
20 187 (2.50%) Spring Boot
Miscellaneous
1 396 (5.29%) Linux Command Line
2 328 (4.38%) Data Centre
3 262 (3.50%) Public Cloud
4 251 (3.35%) Self-Motivation
5 222 (2.96%) Greenfield Project
6 172 (2.30%) Algorithms
7 167 (2.23%) Management Information System
8 163 (2.18%) Hybrid Cloud
9 154 (2.06%) Cloud Native
10 146 (1.95%) User Experience
11 125 (1.67%) Data Structures
12 115 (1.54%) Embedded Systems
13 111 (1.48%) Enterprise Software
14 103 (1.37%) Clustering
14 103 (1.37%) Mobile App
15 101 (1.35%) Virtual Team
16 93 (1.24%) Derivative
17 90 (1.20%) PKI
17 90 (1.20%) Private Cloud
18 87 (1.16%) Hedge funds
Operating Systems
1 2,347 (31.33%) Windows
2 1,166 (15.57%) Unix
3 694 (9.26%) Windows Server
4 569 (7.60%) Red Hat Enterprise Linux
5 539 (7.20%) CentOS
6 448 (5.98%) Ubuntu
7 205 (2.74%) Android
8 166 (2.22%) Windows Server 2016
9 159 (2.12%) Windows 10
10 127 (1.70%) Debian
11 122 (1.63%) Apple iOS
12 116 (1.55%) Embedded Linux
13 113 (1.51%) Windows Server 2012
14 79 (1.05%) Solaris
15 75 (1.00%) Windows Server 2008
16 74 (0.99%) Windows Server 2019
17 71 (0.95%) Mac OS
18 63 (0.84%) Windows 7
19 52 (0.69%) AIX
20 46 (0.61%) Oracle Linux
Processes & Methodologies
1 2,642 (35.27%) DevOps
2 2,138 (28.54%) Agile Software Development
3 1,304 (17.41%) Software Engineering
4 1,025 (13.68%) Problem-Solving
5 823 (10.99%) Microservices
6 821 (10.96%) Infrastructure as Code
7 707 (9.44%) Configuration Management
8 701 (9.36%) Scrum
9 672 (8.97%) Computer Science
10 669 (8.93%) Continuous Integration
11 613 (8.18%) Infrastructure Engineering
12 556 (7.42%) Test Automation
13 491 (6.55%) Open Source
14 460 (6.14%) TDD
15 456 (6.09%) Site Reliability Engineering
16 449 (5.99%) ITIL
17 446 (5.95%) OO
18 425 (5.67%) Mentoring
19 391 (5.22%) Cybersecurity
19 391 (5.22%) SDLC
Programming Languages
1 2,463 (32.88%) Python
2 1,533 (20.46%) Java
2 1,533 (20.46%) SQL
3 1,182 (15.78%) JavaScript
4 1,106 (14.76%) Bash Shell
5 845 (11.28%) C++
6 829 (11.07%) PowerShell
7 781 (10.43%) PHP
8 575 (7.68%) C#
9 530 (7.08%) C
10 473 (6.31%) Go
11 394 (5.26%) Shell Script
12 376 (5.02%) Ruby
13 338 (4.51%) Perl
14 221 (2.95%) TypeScript
15 132 (1.76%) Groovy
16 106 (1.42%) Scala
17 87 (1.16%) PHP 7
18 78 (1.04%) Java 8
19 76 (1.01%) PL/SQL
Qualifications
1 925 (12.35%) Degree
2 650 (8.68%) Security Cleared
3 442 (5.90%) SC Cleared
4 267 (3.56%) Computer Science Degree
5 197 (2.63%) Cisco Certification
6 156 (2.08%) AWS Certification
7 148 (1.98%) CCNA
8 136 (1.82%) Microsoft Certification
9 130 (1.74%) Linux+ Certification
9 130 (1.74%) Network+ Certification
10 110 (1.47%) DV Cleared
11 104 (1.39%) CompTIA Security+
12 78 (1.04%) MCSE
13 77 (1.03%) CISSP
14 74 (0.99%) RHCE
15 69 (0.92%) A+ Certification
16 68 (0.91%) CCNP
16 68 (0.91%) Server+ Certification
17 54 (0.72%) GIAC
18 52 (0.69%) MCSA
Quality Assurance & Compliance
1 290 (3.87%) QA
2 117 (1.56%) SLA
3 115 (1.54%) ISO/IEC 27001
4 91 (1.21%) PCI DSS
5 60 (0.80%) GDPR
6 41 (0.55%) NIST
7 33 (0.44%) Cyber Essentials
8 23 (0.31%) PSD2
9 22 (0.29%) ISO 9001
10 21 (0.28%) Cyber Essentials PLUS
10 21 (0.28%) GRC
11 20 (0.27%) Def Stans
12 16 (0.21%) COBIT
12 16 (0.21%) MISRA
13 15 (0.20%) Sarbanes-Oxley
14 13 (0.17%) NCSC
15 10 (0.13%) HIPAA
16 9 (0.12%) PMBOK
17 8 (0.11%) SOC 2
18 7 (0.093%) ISO 13485
System Software
1 2,061 (27.51%) Docker
2 764 (10.20%) VMware Infrastructure
3 672 (8.97%) Active Directory
4 273 (3.64%) Hyper-V
5 179 (2.39%) VMware ESXi
6 132 (1.76%) Firmware
7 125 (1.67%) Virtual Machines
8 118 (1.58%) vSphere
9 91 (1.21%) KVM
10 53 (0.71%) HDFS
11 47 (0.63%) Virtual Servers
12 42 (0.56%) Xen
13 36 (0.48%) iptables
14 33 (0.44%) Oracle RAC
15 30 (0.40%) VirtualBox
16 27 (0.36%) VMware NSX
16 27 (0.36%) XenDesktop
17 25 (0.33%) LXC
18 24 (0.32%) NFS
18 24 (0.32%) Postfix
Systems Management
1 1,618 (21.60%) Kubernetes
2 1,566 (20.91%) Terraform
3 1,440 (19.22%) Ansible
4 997 (13.31%) Puppet
5 566 (7.56%) Opscode Chef
6 250 (3.34%) Prometheus
7 197 (2.63%) Grafana
8 113 (1.51%) Nagios
9 110 (1.47%) SCCM
10 92 (1.23%) Istio
11 89 (1.19%) Packer
11 89 (1.19%) ZABBIX
12 72 (0.96%) Graphite
13 68 (0.91%) Consul
14 62 (0.83%) HAProxy
15 57 (0.76%) SCOM
16 49 (0.65%) Rancher
17 47 (0.63%) Salt
18 46 (0.61%) Microsoft Intune
19 45 (0.60%) Single Sign-On
Vendors
1 1,216 (16.23%) Microsoft
2 1,040 (13.88%) VMware
3 674 (9.00%) Red Hat
4 573 (7.65%) Oracle
5 433 (5.78%) Cisco
6 386 (5.15%) Google
7 195 (2.60%) Splunk
8 155 (2.07%) SAP
9 153 (2.04%) Citrix
10 145 (1.94%) HP
11 140 (1.87%) IBM
12 121 (1.62%) Atlassian
13 114 (1.52%) EMC
14 100 (1.33%) Zend
15 97 (1.29%) Veeam
16 90 (1.20%) Juniper
17 78 (1.04%) SaltStack
18 75 (1.00%) ServiceNow
19 74 (0.99%) Dell
20 69 (0.92%) F5