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

Linux
UK > England
6 months to
2 Mar 2021
Same period 2020 Same period 2019
Rank 20 22 19
Rank change year-on-year +2 -3 -3
Permanent jobs citing Linux 6,329 10,279 14,683
As % of all permanent jobs advertised in England 9.36% 9.18% 10.52%
As % of the Operating Systems category 47.01% 41.44% 45.11%
Number of salaries quoted 6,096 8,622 12,677
Median annual salary £55,250 £55,000 £55,000
Median salary % change year-on-year +0.45% - +10.00%
10th Percentile £34,277 £31,250 £31,250
90th Percentile £87,500 £87,500 £85,000
UK median annual salary £55,000 £52,500 £52,500
% change year-on-year +4.76% - +5.00%

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 13,464 24,805 32,550
As % of all permanent IT jobs advertised in England 19.91% 22.16% 23.32%
Number of salaries quoted 11,015 20,311 26,638
Median annual salary £50,000 £47,000 £47,500
Median salary % change year-on-year +6.38% -1.05% +5.56%
10th Percentile £27,500 £25,500 £26,000
90th Percentile £82,500 £80,000 £80,000
UK median annual salary £50,000 £45,000 £47,500
% change year-on-year +11.11% -5.26% +5.56%

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 2 March 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 2 March 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 +2 2,471 £70,000 +3.70% 558
South East -5 1,043 £52,500 +10.53% 338
North of England +5 1,021 £47,500 -5.00% 276
South West +1 811 £47,500 +5.56% 183
Midlands +4 562 £50,000 +5.26% 190
North West +3 526 £47,500 -5.00% 138
Yorkshire +5 369 £47,500 -5.00% 111
East of England +2 353 £55,000 +15.79% 176
West Midlands -2 351 £52,500 +10.53% 101
East Midlands +11 206 £47,500 +5.56% 87
North East +19 126 £55,000 +48.65% 27
Linux
UK

For the 6 months to 2 March 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 2,293 (36.23%) DevOps
2 2,162 (34.16%) Python
3 2,160 (34.13%) AWS
4 1,866 (29.48%) Windows
5 1,763 (27.86%) Docker
6 1,716 (27.11%) Agile Software Development
7 1,362 (21.52%) Azure
8 1,352 (21.36%) Terraform
9 1,345 (21.25%) Kubernetes
10 1,262 (19.94%) Ansible
11 1,258 (19.88%) Git (software)
12 1,214 (19.18%) SQL
13 1,210 (19.12%) Java
14 1,054 (16.65%) Software Engineering
15 1,005 (15.88%) Finance
16 950 (15.01%) JavaScript
17 949 (14.99%) Puppet
18 931 (14.71%) Bash Shell
19 921 (14.55%) Jenkins
20 918 (14.50%) Unix
21 909 (14.36%) Microsoft
22 878 (13.87%) VMware
23 850 (13.43%) Problem-Solving
24 722 (11.41%) Degree
25 691 (10.92%) C++
26 680 (10.74%) Configuration Management
27 666 (10.52%) MySQL
28 661 (10.44%) Infrastructure as Code
29 650 (10.27%) Firewall
30 634 (10.02%) PowerShell

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
1 323 (5.10%) Confluence
2 321 (5.07%) Apache
3 184 (2.91%) Elasticsearch
4 127 (2.01%) IIS
5 112 (1.77%) nginx
6 85 (1.34%) Tomcat
7 79 (1.25%) CMS
8 77 (1.22%) MS Exchange
9 73 (1.15%) Apache Spark
10 72 (1.14%) WordPress
11 66 (1.04%) OpenStack
12 63 (1.00%) SharePoint
13 44 (0.70%) Oracle SOA Suite
14 42 (0.66%) Apache Airflow
15 39 (0.62%) WebLogic
16 36 (0.57%) Red Hat Fuse
17 31 (0.49%) JBoss
18 28 (0.44%) Skype for Business
19 21 (0.33%) Apache Solr
19 21 (0.33%) Drupal
Applications
1 128 (2.02%) Microsoft Office
2 51 (0.81%) Microsoft Excel
3 25 (0.40%) Microsoft Project
4 20 (0.32%) MS Visio
5 14 (0.22%) Photoshop
6 12 (0.19%) Microsoft PowerPoint
7 10 (0.16%) Simulink
8 7 (0.11%) Adobe XD
9 6 (0.095%) Gephi
10 5 (0.079%) Spreadsheet
10 5 (0.079%) Stata
11 4 (0.063%) Gliffy
11 4 (0.063%) OrCAD
12 3 (0.047%) Adobe Illustrator
13 2 (0.032%) Fireworks
13 2 (0.032%) Inkscape
14 1 (0.016%) Adobe Creative Suite
14 1 (0.016%) Quicktime
14 1 (0.016%) SOLIDWORKS
Business Applications
1 42 (0.66%) Magento
2 22 (0.35%) OpenCart
3 19 (0.30%) R3 Corda
4 15 (0.24%) Dynamics NAV
5 13 (0.21%) Oracle Applications
6 12 (0.19%) Shopify
7 11 (0.17%) Workfront
8 9 (0.14%) Sentinel
9 6 (0.095%) Oracle EBS
10 5 (0.079%) JDE OneWorld
10 5 (0.079%) Oracle EBS R12
10 5 (0.079%) Payment Gateway
10 5 (0.079%) Remedy ITSM
10 5 (0.079%) SAP Business One
11 4 (0.063%) Quorum
12 3 (0.047%) Distributed Ledger
12 3 (0.047%) NetSuite
12 3 (0.047%) Oracle 11i
12 3 (0.047%) Oracle BPM
12 3 (0.047%) SAP Oil and Gas
Cloud Services
1 2,160 (34.13%) AWS
2 1,362 (21.52%) Azure
3 511 (8.07%) GCP
4 385 (6.08%) AWS CloudFormation
5 315 (4.98%) SaaS
6 309 (4.88%) Microsoft 365
7 246 (3.89%) GitHub
7 246 (3.89%) PaaS
8 207 (3.27%) Serverless
9 201 (3.18%) IaaS
10 191 (3.02%) Amazon EC2
11 184 (2.91%) Amazon EKS
12 147 (2.32%) AWS Lambda
13 137 (2.16%) Amazon ECS
14 130 (2.05%) Amazon S3
15 112 (1.77%) Amazon CloudWatch
16 109 (1.72%) Azure Active Directory
17 108 (1.71%) OpenShift
18 99 (1.56%) Cloud Computing
19 75 (1.19%) Pulumi
Communications & Networking
1 650 (10.27%) Firewall
2 414 (6.54%) TCP/IP
3 361 (5.70%) DNS
4 253 (4.00%) VPN
5 230 (3.63%) WAN
6 208 (3.29%) LAN
7 201 (3.18%) HTTP
8 192 (3.03%) DHCP
9 161 (2.54%) Internet
10 142 (2.24%) SAN
11 138 (2.18%) Wireless
12 133 (2.10%) Network Security
13 129 (2.04%) VLAN
14 112 (1.77%) OSPF
15 111 (1.75%) Wi-Fi
16 104 (1.64%) SSL
17 91 (1.44%) IPv4
18 88 (1.39%) VoIP
19 85 (1.34%) BGP
20 78 (1.23%) SSH
Database & Business Intelligence
1 666 (10.52%) MySQL
2 445 (7.03%) SQL Server
3 409 (6.46%) PostgreSQL
4 278 (4.39%) NoSQL
5 269 (4.25%) Relational Database
6 226 (3.57%) MongoDB
7 209 (3.30%) Big Data
8 137 (2.16%) Amazon RDS
9 123 (1.94%) Oracle Database
9 123 (1.94%) Redis
10 86 (1.36%) Data Warehouse
11 83 (1.31%) RDBMS
12 79 (1.25%) Hadoop
13 76 (1.20%) SQL Server Integration Services
14 75 (1.19%) Blockchain
15 74 (1.17%) MariaDB
16 71 (1.12%) Apache Cassandra
16 71 (1.12%) SQL Server Reporting Services
17 66 (1.04%) Amazon DynamoDB
18 34 (0.54%) Power BI
Development Applications
1 1,258 (19.88%) Git (software)
2 921 (14.55%) Jenkins
3 596 (9.42%) JIRA
4 346 (5.47%) GitLab
5 162 (2.56%) TeamCity
6 160 (2.53%) Bitbucket
7 139 (2.20%) Maven
8 124 (1.96%) Selenium
9 117 (1.85%) Atlassian Bamboo
10 111 (1.75%) Subversion
11 101 (1.60%) Octopus Deploy
12 92 (1.45%) JUnit
13 63 (1.00%) JMeter
14 59 (0.93%) Artifactory
15 55 (0.87%) Gradle
16 53 (0.84%) Visual Studio
17 48 (0.76%) LoadRunner
18 43 (0.68%) Cucumber
19 36 (0.57%) Sonatype Nexus
20 35 (0.55%) Travis CI
General
1 1,005 (15.88%) Finance
2 247 (3.90%) Public Sector
3 236 (3.73%) Telecoms
4 224 (3.54%) Banking
5 211 (3.33%) Electronics
6 208 (3.29%) Marketing
7 205 (3.24%) Games
8 173 (2.73%) Retail
9 168 (2.65%) Law
10 167 (2.64%) Manufacturing
11 113 (1.79%) Back Office
12 92 (1.45%) Front Office
13 87 (1.37%) Legal
14 47 (0.74%) Investment Banking
15 44 (0.70%) Advertising
16 43 (0.68%) Aerospace
17 41 (0.65%) Financial Institution
18 37 (0.58%) Automotive
19 36 (0.57%) Publishing
20 27 (0.43%) Military
Job Titles
1 1,340 (21.17%) Developer
1 1,340 (21.17%) DevOps Engineer
2 526 (8.31%) Linux Engineer
3 505 (7.98%) Software Engineer
4 503 (7.95%) AWS Engineer
5 411 (6.49%) AWS DevOps
6 392 (6.19%) AWS DevOps Engineer
7 322 (5.09%) Infrastructure Engineer
8 307 (4.85%) Senior DevOps
9 289 (4.57%) Cloud Engineer
10 285 (4.50%) Senior DevOps Engineer
11 283 (4.47%) PHP Developer
12 272 (4.30%) Administrator
13 264 (4.17%) Senior Developer
14 244 (3.86%) Java Developer
15 233 (3.68%) Systems Engineer
16 222 (3.51%) Support Engineer
17 218 (3.44%) Analyst
18 198 (3.13%) Architect
19 197 (3.11%) IT Engineer
Libraries, Frameworks & Software Standards
1 633 (10.00%) HTML
2 541 (8.55%) CSS
3 397 (6.27%) Web Services
4 391 (6.18%) Node.js
5 316 (4.99%) .NET
6 304 (4.80%) REST
7 261 (4.12%) Kafka
8 260 (4.11%) React
9 234 (3.70%) Spring
10 231 (3.65%) AngularJS
11 225 (3.56%) RESTful
12 195 (3.08%) jQuery
13 194 (3.07%) HTML5
14 187 (2.95%) LAMP
15 177 (2.80%) Elastic Stack
16 156 (2.46%) JSON
17 155 (2.45%) Laravel
18 153 (2.42%) XML
19 134 (2.12%) SOAP
20 127 (2.01%) .NET Core
Miscellaneous
1 459 (7.25%) Analytical Skills
2 275 (4.35%) Linux Command Line
3 234 (3.70%) Data Centre
4 200 (3.16%) Public Cloud
5 198 (3.13%) Greenfield Project
6 174 (2.75%) Management Information System
7 168 (2.65%) Self-Motivation
8 136 (2.15%) Cloud Native
9 132 (2.09%) Algorithms
10 111 (1.75%) Hedge funds
11 101 (1.60%) Enterprise Software
12 92 (1.45%) Replication
13 91 (1.44%) Clustering
13 91 (1.44%) Data Structures
14 89 (1.41%) Equities
15 85 (1.34%) PKI
16 84 (1.33%) Fixed Income
17 83 (1.31%) Virtual Team
18 81 (1.28%) Hybrid Cloud
19 78 (1.23%) Embedded Systems
Operating Systems
1 1,866 (29.48%) Windows
2 918 (14.50%) Unix
3 504 (7.96%) CentOS
4 485 (7.66%) Red Hat Enterprise Linux
5 483 (7.63%) Windows Server
6 384 (6.07%) Ubuntu
7 127 (2.01%) Windows Server 2016
8 125 (1.98%) Android
9 112 (1.77%) Debian
10 106 (1.67%) Windows 10
11 96 (1.52%) Windows Server 2012
12 83 (1.31%) Apple iOS
13 79 (1.25%) Solaris
14 76 (1.20%) Mac OS
15 71 (1.12%) Embedded Linux
16 58 (0.92%) Windows Server 2008
17 49 (0.77%) AIX
18 48 (0.76%) Windows 7
19 39 (0.62%) Mac OS X
20 36 (0.57%) Fedora
Processes & Methodologies
1 2,293 (36.23%) DevOps
2 1,716 (27.11%) Agile Software Development
3 1,054 (16.65%) Software Engineering
4 850 (13.43%) Problem-Solving
5 680 (10.74%) Configuration Management
6 661 (10.44%) Infrastructure as Code
7 545 (8.61%) Scrum
8 536 (8.47%) Continuous Integration
9 519 (8.20%) Microservices
10 513 (8.11%) Computer Science
11 494 (7.81%) Test Automation
12 479 (7.57%) Infrastructure Engineering
13 391 (6.18%) Open Source
14 386 (6.10%) TDD
15 362 (5.72%) ITIL
16 354 (5.59%) Analytics
17 343 (5.42%) Cybersecurity
18 336 (5.31%) Fintech
19 335 (5.29%) Site Reliability Engineering
20 329 (5.20%) Deployment Automation
Programming Languages
1 2,162 (34.16%) Python
2 1,214 (19.18%) SQL
3 1,210 (19.12%) Java
4 950 (15.01%) JavaScript
5 931 (14.71%) Bash Shell
6 691 (10.92%) C++
7 634 (10.02%) PowerShell
8 619 (9.78%) PHP
9 456 (7.20%) C#
10 428 (6.76%) Go
11 419 (6.62%) C
12 323 (5.10%) Ruby
13 310 (4.90%) Perl
14 296 (4.68%) Shell Script
15 109 (1.72%) TypeScript
16 104 (1.64%) PL/SQL
17 76 (1.20%) Groovy
18 75 (1.19%) Scala
18 75 (1.19%) T-SQL
19 69 (1.09%) Java 8
Qualifications
1 722 (11.41%) Degree
2 553 (8.74%) Security Cleared
3 387 (6.11%) SC Cleared
4 230 (3.63%) Computer Science Degree
5 197 (3.11%) Cisco Certification
6 145 (2.29%) Microsoft Certification
7 138 (2.18%) CCNA
8 132 (2.09%) AWS Certification
9 98 (1.55%) DV Cleared
10 95 (1.50%) MCSE
11 93 (1.47%) Linux+ Certification
12 92 (1.45%) Network+ Certification
13 78 (1.23%) CCNP
14 67 (1.06%) MCSA
15 61 (0.96%) CompTIA Security+
16 58 (0.92%) CISSP
16 58 (0.92%) RHCE
17 47 (0.74%) A+ Certification
17 47 (0.74%) Server+ Certification
18 42 (0.66%) GIAC
Quality Assurance & Compliance
1 300 (4.74%) QA
2 104 (1.64%) SLA
3 79 (1.25%) ISO/IEC 27001
4 77 (1.22%) GDPR
5 58 (0.92%) PCI DSS
6 39 (0.62%) NIST
7 27 (0.43%) Cyber Essentials
8 23 (0.36%) Cyber Essentials PLUS
9 18 (0.28%) ISO 9001
10 13 (0.21%) HIPAA
11 11 (0.17%) Sarbanes-Oxley
12 10 (0.16%) COBIT
13 9 (0.14%) NCSC
13 9 (0.14%) NIST 800
13 9 (0.14%) PMBOK
14 8 (0.13%) Def Stans
14 8 (0.13%) MISRA
15 7 (0.11%) MISRA C
16 6 (0.095%) OpenSCAP
17 5 (0.079%) Government Security Classifications
System Software
1 1,763 (27.86%) Docker
2 625 (9.88%) VMware Infrastructure
3 511 (8.07%) Active Directory
4 240 (3.79%) Hyper-V
5 156 (2.46%) VMware ESXi
6 112 (1.77%) vSphere
7 100 (1.58%) Virtual Machines
8 77 (1.22%) Firmware
8 77 (1.22%) KVM
9 50 (0.79%) Xen
10 45 (0.71%) Virtual Servers
11 33 (0.52%) Oracle RAC
12 31 (0.49%) VirtualBox
13 27 (0.43%) Microsoft Virtual Server
14 26 (0.41%) VMware NSX
15 22 (0.35%) Kamailio
15 22 (0.35%) XenDesktop
16 19 (0.30%) NFS
17 18 (0.28%) XenApp
18 16 (0.25%) Samba
Systems Management
1 1,352 (21.36%) Terraform
2 1,345 (21.25%) Kubernetes
3 1,262 (19.94%) Ansible
4 949 (14.99%) Puppet
5 532 (8.41%) Opscode Chef
6 175 (2.77%) Prometheus
7 125 (1.98%) Grafana
8 116 (1.83%) Nagios
9 109 (1.72%) SCCM
10 86 (1.36%) ZABBIX
11 63 (1.00%) Graphite
12 54 (0.85%) Istio
13 51 (0.81%) HAProxy
14 50 (0.79%) SCOM
15 46 (0.73%) Kibana
15 46 (0.73%) Packer
16 44 (0.70%) Salt
17 42 (0.66%) Microsoft Intune
18 39 (0.62%) Rancher
19 37 (0.58%) Data Guard
Vendors
1 909 (14.36%) Microsoft
2 878 (13.87%) VMware
3 583 (9.21%) Red Hat
4 474 (7.49%) Oracle
5 367 (5.80%) Google
6 343 (5.42%) Cisco
7 157 (2.48%) Splunk
8 155 (2.45%) SAP
9 135 (2.13%) Atlassian
10 112 (1.77%) HP
11 108 (1.71%) IBM
12 98 (1.55%) Citrix
13 80 (1.26%) EMC
14 75 (1.19%) SaltStack
15 72 (1.14%) Juniper
16 63 (1.00%) Veeam
17 55 (0.87%) Zend
18 54 (0.85%) ServiceNow
19 50 (0.79%) NetApp
19 50 (0.79%) Palo Alto