Period
to 11 November 2019

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 11 November 2019 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
11 Nov 2019
Same period 2018 Same period 2017
Rank 21 16 16
Rank change year-on-year -5 0 0
Permanent jobs citing Linux 13,332 16,928 19,609
As % of all permanent IT jobs advertised in the UK 9.82% 10.53% 10.93%
As % of the Operating Systems category 42.85% 45.73% 44.39%
Number of salaries quoted 10,178 13,650 15,662
UK median annual salary £52,500 £52,500 £50,000
Median salary % change year-on-year - +5.00% -
10th Percentile £31,250 £31,250 £29,750
90th Percentile £87,500 £83,750 £78,750
UK excluding London median annual salary £45,000 £45,000 £45,000

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 31,115 37,018 44,170
As % of all permanent IT jobs advertised in the UK 22.92% 23.03% 24.62%
Number of salaries quoted 24,737 29,927 35,673
UK median annual salary £45,000 £47,500 £45,000
Median salary % change year-on-year -5.26% +5.56% -
10th Percentile £25,000 £25,000 £25,000
90th Percentile £80,000 £77,500 £73,750
UK excluding London median annual salary £40,000 £40,500 £40,000
% change year-on-year -1.23% +1.25% -

Linux
Job Vacancy Trend

Job postings citing Linux as a percentage of all IT jobs advertised.

Job vacancy trend for Linux in the UK

Linux
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Linux.

Salary trend for Linux in the UK

Linux
Salary Histogram

The salary distribution of IT jobs citing Linux over the 6 months to 11 November 2019.

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 11 November 2019. 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 12,280 £55,000 - 2,384
UK excluding London -2 8,037 £45,000 - 1,822
London -1 5,025 £67,500 +3.85% 738
South East -2 2,648 £47,500 -1.04% 479
North of England -1 1,581 £45,100 +0.22% 380
South West +1 1,282 £45,000 +5.88% 243
North West -5 872 £45,000 -4.06% 196
Midlands +3 863 £43,000 +1.18% 184
East of England +4 852 £47,500 -9.52% 360
Yorkshire +3 598 £47,500 +5.56% 141
West Midlands +5 567 £42,500 - 115
Scotland -1 538 £45,000 - 105
East Midlands +3 294 £45,000 +5.88% 69
Wales -4 183 £42,000 +4.45% 54
North East +3 112 £40,000 -11.11% 43
Northern Ireland +3 97 £41,250 -17.50% 18
Isle of Man -3 4 £49,000 +30.67%

For the 6 months to 11 November 2019, 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 4,731 (35.49%) Python
2 4,701 (35.26%) Windows
3 4,047 (30.36%) AWS
4 3,775 (28.32%) DevOps
5 3,615 (27.12%) Agile Software Development
6 3,012 (22.59%) Java
7 2,808 (21.06%) Docker
8 2,664 (19.98%) SQL
9 2,659 (19.94%) Unix
10 2,555 (19.16%) Azure
11 2,295 (17.21%) Finance
12 2,294 (17.21%) Ansible
13 2,183 (16.37%) Bash Shell
14 2,087 (15.65%) Git (software)
15 2,058 (15.44%) Software Engineering
16 2,011 (15.08%) Kubernetes
17 1,981 (14.86%) JavaScript
18 1,862 (13.97%) Microsoft
19 1,846 (13.85%) Degree
20 1,835 (13.76%) Puppet
21 1,804 (13.53%) Jenkins
22 1,802 (13.52%) VMware
23 1,684 (12.63%) Problem-Solving
24 1,619 (12.14%) C++
25 1,532 (11.49%) Firewall
26 1,525 (11.44%) MySQL
27 1,456 (10.92%) Terraform
28 1,336 (10.02%) Windows Server
29 1,329 (9.97%) Opscode Chef
30 1,259 (9.44%) PHP

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
1 761 (5.71%) Apache
2 425 (3.19%) Elasticsearch
3 399 (2.99%) Tomcat
4 395 (2.96%) Apache Spark
5 331 (2.48%) nginx
6 318 (2.39%) IIS
7 314 (2.36%) Confluence
8 255 (1.91%) MS Exchange
9 240 (1.80%) OpenStack
10 237 (1.78%) SharePoint
11 179 (1.34%) JBoss
12 170 (1.28%) WebSphere
13 118 (0.89%) WordPress
14 88 (0.66%) WebLogic
15 85 (0.64%) CMS
16 63 (0.47%) Exchange Server 2010
16 63 (0.47%) Exchange Server 2013
17 60 (0.45%) Apache Solr
18 59 (0.44%) Drupal
19 54 (0.41%) Apache Airflow
Applications
1 307 (2.30%) Microsoft Office
2 77 (0.58%) Microsoft Excel
3 48 (0.36%) Microsoft PowerPoint
3 48 (0.36%) MS Visio
4 19 (0.14%) Microsoft Project
5 17 (0.13%) Spreadsheet
6 16 (0.12%) Photoshop
7 11 (0.083%) Chatbot
7 11 (0.083%) Maya
7 11 (0.083%) NUKE
8 10 (0.075%) Simulink
8 10 (0.075%) Sketch
9 9 (0.068%) Adobe Creative Suite
10 8 (0.060%) CINEMA 4D
10 8 (0.060%) MODO
11 7 (0.053%) Adobe Illustrator
12 4 (0.030%) InfoPath
13 3 (0.023%) CATIA
13 3 (0.023%) HipChat
14 2 (0.015%) GNU Octave
Business Applications
1 37 (0.28%) Magento
2 35 (0.26%) Oracle EBS
3 31 (0.23%) Oracle ERP
4 22 (0.17%) Payment Gateway
5 20 (0.15%) Oracle Applications
6 15 (0.11%) Dynamics CRM
7 14 (0.11%) Oracle EBS R12
7 14 (0.11%) SAP S/4HANA
8 13 (0.098%) Shopify
9 12 (0.090%) Distributed Ledger
10 11 (0.083%) R3 Corda
11 10 (0.075%) CiviCRM
12 9 (0.068%) GoldMine
12 9 (0.068%) Salesforce.com CRM
12 9 (0.068%) SAP ERP
13 8 (0.060%) BusinessWorks
13 8 (0.060%) Documaker
13 8 (0.060%) Teamcenter
14 6 (0.045%) CA PPM
14 6 (0.045%) Oracle BPM
Cloud Services
1 4,047 (30.36%) AWS
2 2,555 (19.16%) Azure
3 1,233 (9.25%) GCP
4 679 (5.09%) Office 365
5 610 (4.58%) SaaS
6 424 (3.18%) AWS CloudFormation
7 402 (3.02%) IaaS
8 398 (2.99%) GitHub
9 353 (2.65%) Amazon EC2
10 331 (2.48%) PaaS
11 328 (2.46%) Serverless
12 290 (2.18%) Cloud Computing
13 286 (2.15%) Amazon S3
14 240 (1.80%) AWS Lambda
15 199 (1.49%) OpenShift
16 140 (1.05%) Amazon CloudWatch
17 139 (1.04%) Virtual Private Cloud
18 132 (0.99%) Amazon ECS
19 115 (0.86%) Azure Active Directory
20 104 (0.78%) IBM Cloud
Communications & Networking
1 1,532 (11.49%) Firewall
2 1,026 (7.70%) TCP/IP
3 1,003 (7.52%) DNS
4 713 (5.35%) WAN
5 658 (4.94%) VPN
6 526 (3.95%) LAN
7 477 (3.58%) Network Security
8 476 (3.57%) DHCP
9 412 (3.09%) Internet
10 390 (2.93%) SAN
11 352 (2.64%) HTTP
12 327 (2.45%) OSPF
13 314 (2.36%) BGP
14 284 (2.13%) MPLS
15 274 (2.06%) SMTP
16 272 (2.04%) Cisco Nexus
17 271 (2.03%) Wireless
18 267 (2.00%) Cisco ASA
19 257 (1.93%) VoIP
20 252 (1.89%) IPsec
Database & Business Intelligence
1 1,525 (11.44%) MySQL
2 1,164 (8.73%) SQL Server
3 726 (5.45%) PostgreSQL
4 708 (5.31%) Big Data
5 589 (4.42%) NoSQL
6 536 (4.02%) MongoDB
6 536 (4.02%) Relational Database
7 352 (2.64%) Hadoop
8 292 (2.19%) Oracle Database
9 274 (2.06%) Amazon RDS
10 225 (1.69%) Apache Hive
11 213 (1.60%) Apache Cassandra
12 194 (1.46%) Redis
13 174 (1.31%) RDBMS
14 160 (1.20%) Data Warehouse
15 132 (0.99%) Amazon DynamoDB
16 120 (0.90%) MariaDB
17 116 (0.87%) DB2
18 103 (0.77%) Blockchain
19 72 (0.54%) SQL Server 2012
Development Applications
1 2,087 (15.65%) Git (software)
2 1,804 (13.53%) Jenkins
3 946 (7.10%) JIRA
4 401 (3.01%) Subversion
5 335 (2.51%) Atlassian Bamboo
6 321 (2.41%) Bitbucket
7 291 (2.18%) TeamCity
8 276 (2.07%) Selenium
9 273 (2.05%) Maven
10 238 (1.79%) GitLab
10 238 (1.79%) Octopus Deploy
11 197 (1.48%) JUnit
12 178 (1.34%) Cucumber
13 171 (1.28%) Team Foundation Server
14 130 (0.98%) Visual Studio
15 129 (0.97%) JMeter
16 128 (0.96%) Sonatype Nexus
17 121 (0.91%) Vagrant
18 111 (0.83%) Gradle
19 109 (0.82%) Artifactory
General
1 2,295 (17.21%) Finance
2 616 (4.62%) Banking
3 563 (4.22%) Telecoms
4 481 (3.61%) Retail
5 457 (3.43%) Public Sector
6 346 (2.60%) Marketing
7 291 (2.18%) Games
8 282 (2.12%) Electronics
9 257 (1.93%) Manufacturing
10 183 (1.37%) Automotive
11 147 (1.10%) Front Office
12 136 (1.02%) Advertising
13 128 (0.96%) Law
14 121 (0.91%) Aerospace
15 99 (0.74%) Investment Banking
16 85 (0.64%) Legal
17 83 (0.62%) Military
18 76 (0.57%) Back Office
19 69 (0.52%) Financial Institution
20 48 (0.36%) Publishing
Job Titles
1 2,701 (20.26%) Developer
2 1,908 (14.31%) DevOps Engineer
3 1,169 (8.77%) Software Engineer
4 865 (6.49%) Linux Engineer
5 772 (5.79%) Analyst
6 700 (5.25%) Administrator
7 667 (5.00%) Support Engineer
8 632 (4.74%) Java Developer
9 612 (4.59%) Infrastructure Engineer
10 568 (4.26%) Cloud Engineer
11 545 (4.09%) Architect
12 530 (3.98%) PHP Developer
13 518 (3.89%) Consultant
14 509 (3.82%) AWS Engineer
15 508 (3.81%) Senior Developer
16 486 (3.65%) Systems Administrator
17 435 (3.26%) Senior DevOps
18 419 (3.14%) Network Engineer
19 392 (2.94%) Software Developer
20 389 (2.92%) Security Engineer
Libraries, Frameworks & Software Standards
1 1,033 (7.75%) HTML
2 975 (7.31%) Web Services
3 968 (7.26%) CSS
4 759 (5.69%) Node.js
5 727 (5.45%) .NET
6 612 (4.59%) Spring
7 566 (4.25%) AngularJS
8 542 (4.07%) REST
9 532 (3.99%) LAMP
10 518 (3.89%) Kafka
11 492 (3.69%) Elastic Stack
12 462 (3.47%) React
13 449 (3.37%) RESTful
14 412 (3.09%) JSON
15 385 (2.89%) jQuery
16 374 (2.81%) XML
17 339 (2.54%) Laravel
18 323 (2.42%) HTML5
19 322 (2.42%) SOAP
20 315 (2.36%) Middleware
Miscellaneous
1 1,011 (7.58%) Analytical Skills
2 769 (5.77%) Data Centre
3 612 (4.59%) Management Information System
4 587 (4.40%) Public Cloud
5 507 (3.80%) Linux Command Line
6 467 (3.50%) Self-Motivation
7 342 (2.57%) Greenfield Project
8 340 (2.55%) Algorithms
9 313 (2.35%) User Experience
10 237 (1.78%) Replication
11 217 (1.63%) Private Cloud
12 215 (1.61%) Enterprise Software
13 211 (1.58%) Clustering
14 209 (1.57%) Mobile App
15 191 (1.43%) Hybrid Cloud
16 188 (1.41%) Embedded Systems
17 184 (1.38%) Hedge funds
18 167 (1.25%) Virtual Team
19 154 (1.16%) Data Structures
20 138 (1.04%) Cloud Native
Operating Systems
1 4,701 (35.26%) Windows
2 2,659 (19.94%) Unix
3 1,336 (10.02%) Windows Server
4 920 (6.90%) Red Hat Enterprise Linux
5 891 (6.68%) CentOS
6 591 (4.43%) Ubuntu
7 401 (3.01%) Windows Server 2012
8 347 (2.60%) Android
9 290 (2.18%) Debian
10 282 (2.12%) Windows 10
11 275 (2.06%) Windows Server 2008
12 256 (1.92%) Solaris
13 251 (1.88%) Apple iOS
14 245 (1.84%) Windows 7
15 231 (1.73%) Mac OS
16 157 (1.18%) AIX
17 138 (1.04%) Embedded Linux
18 107 (0.80%) Windows 8
19 105 (0.79%) Mac OS X
20 82 (0.62%) SUSE
Processes & Methodologies
1 3,775 (28.32%) DevOps
2 3,615 (27.12%) Agile Software Development
3 2,058 (15.44%) Software Engineering
4 1,684 (12.63%) Problem-Solving
5 1,218 (9.14%) Continuous Integration
6 1,189 (8.92%) Configuration Management
7 1,171 (8.78%) Computer Science
8 1,157 (8.68%) ITIL
9 1,021 (7.66%) Test Automation
10 993 (7.45%) Scrum
11 974 (7.31%) Cybersecurity
12 922 (6.92%) Open Source
13 908 (6.81%) Infrastructure Engineering
14 874 (6.56%) Microservices
15 837 (6.28%) OO
16 784 (5.88%) Mentoring
17 755 (5.66%) TDD
18 739 (5.54%) Infrastructure as Code
19 688 (5.16%) SDLC
20 683 (5.12%) Fintech
Programming Languages
1 4,731 (35.49%) Python
2 3,012 (22.59%) Java
3 2,664 (19.98%) SQL
4 2,183 (16.37%) Bash Shell
5 1,981 (14.86%) JavaScript
6 1,619 (12.14%) C++
7 1,259 (9.44%) PHP
8 1,197 (8.98%) PowerShell
9 1,182 (8.87%) C
10 984 (7.38%) C#
11 982 (7.37%) Ruby
12 966 (7.25%) Perl
13 625 (4.69%) Shell Script
14 577 (4.33%) Go
15 267 (2.00%) Scala
16 197 (1.48%) PL/SQL
17 189 (1.42%) Java 8
18 172 (1.29%) TypeScript
19 132 (0.99%) Groovy
20 128 (0.96%) R
Qualifications
1 1,846 (13.85%) Degree
2 809 (6.07%) Security Cleared
3 666 (5.00%) Cisco Certification
4 544 (4.08%) Computer Science Degree
5 525 (3.94%) CCNA
6 449 (3.37%) SC Cleared
7 409 (3.07%) CCNP
8 375 (2.81%) Microsoft Certification
9 244 (1.83%) DV Cleared
10 240 (1.80%) CISSP
11 238 (1.79%) MCSE
12 167 (1.25%) AWS Certification
13 113 (0.85%) RHCE
14 109 (0.82%) MCSA
15 101 (0.76%) Master's Degree
16 98 (0.74%) VMware Certified Professional (VCP)
17 95 (0.71%) MCP
18 84 (0.63%) CISM
18 84 (0.63%) GIAC
19 78 (0.59%) PhD
Quality Assurance & Compliance
1 731 (5.48%) QA
2 409 (3.07%) ISO/IEC 27001
3 340 (2.55%) SLA
4 192 (1.44%) ISO 9001
5 100 (0.75%) PCI DSS
6 92 (0.69%) GDPR
7 58 (0.44%) Data Quality
8 52 (0.39%) NIST
9 48 (0.36%) ISO/IEC 20000
10 20 (0.15%) Cyber Essentials
11 19 (0.14%) HMG Infosec
12 16 (0.12%) HMG Security Policy Framework
12 16 (0.12%) JSP 440
13 15 (0.11%) IFRS
14 14 (0.11%) COBIT
14 14 (0.11%) PSD2
15 13 (0.098%) Sarbanes-Oxley
16 12 (0.090%) ISO 26262
17 11 (0.083%) MiFID
18 10 (0.075%) NCSC
System Software
1 2,808 (21.06%) Docker
2 1,190 (8.93%) Active Directory
3 1,091 (8.18%) VMware Infrastructure
4 466 (3.50%) Hyper-V
5 279 (2.09%) VMware ESXi
6 274 (2.06%) vSphere
7 226 (1.70%) Virtual Machines
8 146 (1.10%) XenApp
9 132 (0.99%) Firmware
10 91 (0.68%) KVM
11 86 (0.65%) XenDesktop
12 83 (0.62%) NFS
12 83 (0.62%) Xen
13 79 (0.59%) HDFS
14 72 (0.54%) Microsoft App-V
15 60 (0.45%) Virtual Servers
15 60 (0.45%) VMware NSX
16 58 (0.44%) Apache ZooKeeper
17 56 (0.42%) Apache Flume
18 52 (0.39%) Oracle RAC
Systems Management
1 2,294 (17.21%) Ansible
2 2,011 (15.08%) Kubernetes
3 1,835 (13.76%) Puppet
4 1,456 (10.92%) Terraform
5 1,329 (9.97%) Opscode Chef
6 478 (3.59%) Nagios
7 346 (2.60%) SCCM
8 248 (1.86%) Prometheus
9 216 (1.62%) FortiGate
10 215 (1.61%) Grafana
11 190 (1.43%) Salt
12 189 (1.42%) Packer
13 181 (1.36%) SCOM
14 173 (1.30%) Consul
15 160 (1.20%) ZABBIX
16 154 (1.16%) Kibana
17 138 (1.04%) Docker Swarm
18 110 (0.83%) Nessus
19 105 (0.79%) WSUS
20 97 (0.73%) Oozie
Vendors
1 1,862 (13.97%) Microsoft
2 1,802 (13.52%) VMware
3 1,247 (9.35%) Oracle
4 1,129 (8.47%) Cisco
5 1,123 (8.42%) Red Hat
6 775 (5.81%) Google
7 483 (3.62%) Splunk
8 468 (3.51%) IBM
9 463 (3.47%) Citrix
10 313 (2.35%) HP
11 299 (2.24%) Palo Alto
12 279 (2.09%) SAP
13 240 (1.80%) Fortinet
14 206 (1.55%) Dell
15 197 (1.48%) NetApp
16 195 (1.46%) Atlassian
17 193 (1.45%) ServiceNow
18 190 (1.43%) Juniper
19 164 (1.23%) SolarWinds
20 154 (1.16%) Zend