Period
to 23 March 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 23 March 2019 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
23 Mar 2019
Same period 2018 Same period 2017
Rank 19 16 16
Rank change year-on-year -3 0 0
Permanent jobs citing Linux 15,656 18,875 18,665
As % of all permanent IT jobs advertised in the UK 10.47% 10.66% 10.85%
As % of the Operating Systems category 45.35% 44.63% 45.02%
Number of salaries quoted 12,545 15,255 15,450
UK median annual salary £52,500 £50,000 £50,000
Median salary % change year-on-year +5.00% - +5.26%
10th Percentile £31,250 £30,000 £29,488
90th Percentile £82,500 £80,000 £80,000
UK excluding London median annual salary £45,000 £45,000 £43,349
% change year-on-year - +3.81% +2.00%

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 with a requirement for operating system skills.

All Operating Systems
UK
Permanent vacancies with a requirement for operating system skills 34,521 42,295 41,455
As % of all permanent IT jobs advertised in the UK 23.09% 23.89% 24.09%
Number of salaries quoted 27,655 34,742 34,822
UK median annual salary £47,500 £45,000 £43,349
Median salary % change year-on-year +5.56% +3.81% -0.35%
10th Percentile £26,000 £25,000 £24,750
90th Percentile £77,500 £75,000 £72,500
UK excluding London median annual salary £42,000 £40,000 £39,000
% change year-on-year +5.00% +2.56% -2.50%

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 23 March 2019.

Salary histogram for Linux in the UK

Linux
Top 18 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 23 March 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 14,592 £53,350 +3.59% 1,303
UK excluding London -1 8,989 £45,000 - 853
London -3 6,335 £65,000 +4.00% 521
South East -3 3,064 £48,500 +6.59% 235
North of England +1 1,753 £47,500 +5.56% 174
South West +3 1,393 £44,500 +4.71% 113
East of England -2 1,089 £50,000 -4.76% 181
North West -1 984 £45,000 - 93
Midlands -2 932 £44,000 -2.22% 79
Yorkshire +2 635 £47,500 +5.56% 60
West Midlands 0 546 £44,000 -2.22% 47
Scotland +3 534 £41,500 +3.75% 47
East Midlands +9 385 £47,500 - 32
Wales 0 174 £40,000 -3.61% 17
North East +12 137 £48,463 +29.23% 21
Northern Ireland -8 73 £50,000 +25.00% 6
Isle of Man +5 8 £42,500 -8.11%
Channel Islands -5 1 £60,000 -14.29% 1

For the 6 months to 23 March 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 5,654 (36.11%) Windows
2 5,604 (35.79%) Python
3 4,668 (29.82%) Amazon AWS
4 4,396 (28.08%) DevOps
5 4,310 (27.53%) Agile Software Development
6 4,173 (26.65%) Java
7 3,749 (23.95%) SQL
8 3,122 (19.94%) Docker
9 3,041 (19.42%) Unix
10 2,792 (17.83%) Ansible
11 2,713 (17.33%) Git (software)
12 2,600 (16.61%) Finance
13 2,554 (16.31%) Microsoft Azure
14 2,525 (16.13%) Software Engineering
15 2,397 (15.31%) Jenkins
16 2,367 (15.12%) JavaScript
17 2,365 (15.11%) Degree
18 2,316 (14.79%) Puppet
19 2,299 (14.68%) Bash Shell
20 2,252 (14.38%) Microsoft
21 2,193 (14.01%) C++
22 2,116 (13.52%) VMware
23 2,051 (13.10%) MySQL
24 1,935 (12.36%) Kubernetes
25 1,835 (11.72%) Continuous Integration
26 1,827 (11.67%) Oracle
27 1,622 (10.36%) Problem-Solving
28 1,594 (10.18%) HTML
29 1,579 (10.09%) Configuration Management
30 1,553 (9.92%) Red Hat

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 1,385 (8.85%) Apache
2 598 (3.82%) Elasticsearch
3 587 (3.75%) Tomcat
4 529 (3.38%) IIS
5 494 (3.16%) Confluence
6 446 (2.85%) nginx
7 388 (2.48%) Apache Spark
8 311 (1.99%) SharePoint
9 307 (1.96%) MS Exchange
10 231 (1.48%) JBoss
11 213 (1.36%) OpenStack
12 190 (1.21%) WebSphere
13 155 (0.99%) WordPress
14 154 (0.98%) WebLogic
15 130 (0.83%) CMS
16 98 (0.63%) Apache Solr
17 89 (0.57%) Exchange Server 2010
18 69 (0.44%) Skype for Business
19 63 (0.40%) Drupal
20 59 (0.38%) Exchange Server 2013
Applications
1 279 (1.78%) Microsoft Office
2 114 (0.73%) Microsoft PowerPoint
3 107 (0.68%) Microsoft Excel
4 47 (0.30%) MS Visio
5 41 (0.26%) Photoshop
6 22 (0.14%) Microsoft Project
7 17 (0.11%) Weka
8 13 (0.083%) Fireworks
9 12 (0.077%) Adobe Illustrator
10 11 (0.070%) Maple
11 7 (0.045%) Adobe Creative Suite
12 6 (0.038%) CATIA
12 6 (0.038%) Chatbot
12 6 (0.038%) Simulink
13 5 (0.032%) Adobe Premiere
13 5 (0.032%) HipChat
13 5 (0.032%) Spreadsheet
14 3 (0.019%) InVision
14 3 (0.019%) LaTeX
14 3 (0.019%) TargetLink
Business Applications
1 81 (0.52%) Magento
2 49 (0.31%) Oracle Applications
3 35 (0.22%) Remedy ITSM
4 33 (0.21%) Payment Gateway
5 32 (0.20%) Dynamics CRM
6 27 (0.17%) Oracle EBS
7 21 (0.13%) Distributed Ledger
7 21 (0.13%) Salesforce.com CRM
8 18 (0.11%) Odoo
9 12 (0.077%) Oracle EBS R12
10 11 (0.070%) Markit EDM
10 11 (0.070%) SAP Business One
10 11 (0.070%) thinkFolio
11 10 (0.064%) SAP S/4HANA
12 9 (0.057%) R3 Corda
12 9 (0.057%) Shopify
13 8 (0.051%) Eagle PACE
13 8 (0.051%) Front Arena
13 8 (0.051%) Oracle ERP
13 8 (0.051%) SAP Hybris
Cloud Services
1 4,668 (29.82%) Amazon AWS
2 2,554 (16.31%) Microsoft Azure
3 1,035 (6.61%) Google Cloud Platform
4 691 (4.41%) SaaS
5 595 (3.80%) AWS CloudFormation
6 593 (3.79%) Office 365
7 506 (3.23%) GitHub
8 501 (3.20%) Amazon EC2
9 461 (2.94%) Cloud Computing
10 423 (2.70%) Amazon S3
11 359 (2.29%) IaaS
12 346 (2.21%) PaaS
13 323 (2.06%) Serverless
14 296 (1.89%) Amazon CloudWatch
15 269 (1.72%) AWS Lambda
16 206 (1.32%) Azure Active Directory
17 199 (1.27%) Amazon SQS
18 177 (1.13%) Virtual Private Cloud
19 146 (0.93%) OpenShift
20 112 (0.72%) Route 53
Communications & Networking
1 1,551 (9.91%) Firewall
2 939 (6.00%) TCP/IP
3 930 (5.94%) DNS
4 546 (3.49%) VPN
5 501 (3.20%) WAN
6 478 (3.05%) Internet
7 471 (3.01%) SAN
8 453 (2.89%) Network Security
9 447 (2.86%) LAN
10 435 (2.78%) DHCP
11 375 (2.40%) HTTP
12 286 (1.83%) VoIP
13 258 (1.65%) VLAN
14 254 (1.62%) Wireless
15 250 (1.60%) SSL
16 212 (1.35%) Wi-Fi
17 181 (1.16%) Cisco ASA
18 153 (0.98%) BGP
19 148 (0.95%) SSH
20 144 (0.92%) OSPF
Database & Business Intelligence
1 2,051 (13.10%) MySQL
2 1,453 (9.28%) SQL Server
3 985 (6.29%) PostgreSQL
4 874 (5.58%) NoSQL
5 840 (5.37%) Big Data
6 819 (5.23%) Relational Database
7 771 (4.92%) MongoDB
8 512 (3.27%) Hadoop
9 476 (3.04%) Oracle Database
10 394 (2.52%) Amazon RDS
11 353 (2.25%) Redis
12 300 (1.92%) Apache Cassandra
13 265 (1.69%) RDBMS
14 211 (1.35%) Data Warehouse
15 194 (1.24%) MariaDB
16 185 (1.18%) Apache Hive
17 156 (1.00%) Amazon DynamoDB
18 147 (0.94%) Oracle Database 11g
19 115 (0.73%) HBase
19 115 (0.73%) Oracle Database 12c
Development Applications
1 2,713 (17.33%) Git (software)
2 2,397 (15.31%) Jenkins
3 1,132 (7.23%) JIRA
4 630 (4.02%) Atlassian Bamboo
4 630 (4.02%) Maven
5 584 (3.73%) Subversion
5 584 (3.73%) TeamCity
6 447 (2.86%) Octopus Deploy
7 405 (2.59%) Selenium
8 300 (1.92%) Bitbucket
9 285 (1.82%) GitLab
10 276 (1.76%) JUnit
11 264 (1.69%) Gradle
12 257 (1.64%) Visual Studio
13 250 (1.60%) Vagrant
14 248 (1.58%) Team Foundation Server
15 225 (1.44%) Eclipse
16 207 (1.32%) Cucumber
17 160 (1.02%) Sonatype Nexus
18 148 (0.95%) Travis CI
General
1 2,600 (16.61%) Finance
2 762 (4.87%) Banking
3 493 (3.15%) Retail
4 444 (2.84%) Telecoms
5 377 (2.41%) Marketing
6 332 (2.12%) Games
7 292 (1.87%) Electronics
8 259 (1.65%) Front Office
9 236 (1.51%) Manufacturing
10 210 (1.34%) Legal
11 173 (1.11%) Law
12 144 (0.92%) Investment Banking
13 126 (0.80%) Automotive
14 124 (0.79%) Back Office
15 108 (0.69%) Financial Institution
16 93 (0.59%) Advertising
17 86 (0.55%) Military
18 82 (0.52%) Publishing
19 75 (0.48%) Aerospace
20 52 (0.33%) Billing
Job Titles
1 3,439 (21.97%) Developer
2 2,253 (14.39%) DevOps Engineer
3 1,498 (9.57%) Software Engineer
4 1,288 (8.23%) Linux Engineer
5 1,058 (6.76%) Analyst
6 1,020 (6.52%) Java Developer
7 1,002 (6.40%) Administrator
8 709 (4.53%) Support Engineer
9 693 (4.43%) Systems Administrator
10 690 (4.41%) Infrastructure Engineer
11 660 (4.22%) AWS Engineer
12 592 (3.78%) Cloud Engineer
13 585 (3.74%) Senior Developer
14 575 (3.67%) PHP Developer
15 527 (3.37%) Software Developer
16 521 (3.33%) Junior
17 518 (3.31%) Linux/Unix DevOps
18 511 (3.26%) AWS DevOps
19 481 (3.07%) Architect
20 476 (3.04%) Applications Support
Libraries, Frameworks & Software Standards
1 1,594 (10.18%) HTML
2 1,377 (8.80%) Web Services
3 1,334 (8.52%) CSS
4 961 (6.14%) Spring
5 935 (5.97%) Node.js
6 849 (5.42%) .NET
7 811 (5.18%) LAMP
8 753 (4.81%) AngularJS
9 734 (4.69%) RESTful
10 617 (3.94%) jQuery
11 594 (3.79%) XML
12 593 (3.79%) Elastic Stack
12 593 (3.79%) React
13 577 (3.69%) REST
14 521 (3.33%) JSON
15 511 (3.26%) HTML5
16 487 (3.11%) Kafka
17 399 (2.55%) SOAP
18 383 (2.45%) Middleware
19 296 (1.89%) Hibernate
Miscellaneous
1 885 (5.65%) Analytical Skills
2 732 (4.68%) Data Centre
3 710 (4.54%) Linux Command Line
4 628 (4.01%) Fintech
5 532 (3.40%) Public Cloud
6 494 (3.16%) Self-Motivation
7 440 (2.81%) Management Information System
8 404 (2.58%) Algorithms
9 376 (2.40%) User Experience
10 335 (2.14%) Greenfield Project
11 315 (2.01%) Mobile App
12 272 (1.74%) Enterprise Software
13 265 (1.69%) Clustering
14 243 (1.55%) Hedge funds
15 230 (1.47%) Data Structures
16 216 (1.38%) Private Cloud
17 215 (1.37%) Hybrid Cloud
18 197 (1.26%) Replication
19 192 (1.23%) Embedded Systems
20 185 (1.18%) Equities
Operating Systems
1 5,654 (36.11%) Windows
2 3,041 (19.42%) Unix
3 1,492 (9.53%) Windows Server
4 1,315 (8.40%) Red Hat Enterprise Linux
5 1,094 (6.99%) CentOS
6 898 (5.74%) Ubuntu
7 516 (3.30%) Android
8 511 (3.26%) Windows Server 2012
9 441 (2.82%) Windows Server 2008
10 408 (2.61%) Apple iOS
11 407 (2.60%) Debian
12 328 (2.10%) Solaris
13 327 (2.09%) Windows 10
14 254 (1.62%) Windows 7
15 250 (1.60%) AIX
16 223 (1.42%) Embedded Linux
17 175 (1.12%) Mac OS
18 167 (1.07%) Mac OS X
19 150 (0.96%) Windows Server 2003
20 124 (0.79%) Windows 8
Processes & Methodologies
1 4,396 (28.08%) DevOps
2 4,310 (27.53%) Agile Software Development
3 2,525 (16.13%) Software Engineering
4 1,835 (11.72%) Continuous Integration
5 1,622 (10.36%) Problem-Solving
6 1,579 (10.09%) Configuration Management
7 1,427 (9.11%) Open Source
8 1,418 (9.06%) Computer Science
9 1,298 (8.29%) Test Automation
10 1,192 (7.61%) ITIL
11 1,056 (6.75%) Infrastructure Engineering
12 1,012 (6.46%) TDD
13 1,007 (6.43%) Microservices
14 991 (6.33%) OO
15 929 (5.93%) Scrum
16 917 (5.86%) Cybersecurity
17 911 (5.82%) Analytics
18 850 (5.43%) Mentoring
19 725 (4.63%) Machine Learning
20 699 (4.46%) MVC
Programming Languages
1 5,604 (35.79%) Python
2 4,173 (26.65%) Java
3 3,749 (23.95%) SQL
4 2,367 (15.12%) JavaScript
5 2,299 (14.68%) Bash Shell
6 2,193 (14.01%) C++
7 1,536 (9.81%) PHP
8 1,408 (8.99%) C#
9 1,373 (8.77%) PowerShell
10 1,249 (7.98%) Ruby
11 1,223 (7.81%) C
12 1,204 (7.69%) Perl
13 883 (5.64%) Shell Script
14 591 (3.77%) Go
15 321 (2.05%) Scala
16 317 (2.02%) PL/SQL
17 238 (1.52%) Java 8
18 174 (1.11%) TypeScript
19 150 (0.96%) Groovy
20 147 (0.94%) Embedded C
Qualifications
1 2,365 (15.11%) Degree
2 966 (6.17%) Security Cleared
3 670 (4.28%) Computer Science Degree
4 566 (3.62%) SC Cleared
5 504 (3.22%) Cisco Certification
6 374 (2.39%) Microsoft Certification
7 367 (2.34%) CISSP
8 335 (2.14%) CCNA
9 334 (2.13%) DV Cleared
10 232 (1.48%) MCSE
11 182 (1.16%) AWS Certification
12 172 (1.10%) CCNP
13 162 (1.03%) RHCE
14 154 (0.98%) SANS
15 142 (0.91%) MCSA
16 126 (0.80%) CREST Certified
17 124 (0.79%) CISM
18 116 (0.74%) Numerate Degree
19 115 (0.73%) VMware Certified Professional (VCP)
20 108 (0.69%) Master's Degree
Quality Assurance & Compliance
1 671 (4.29%) QA
2 442 (2.82%) ISO/IEC 27001
3 382 (2.44%) SLA
4 256 (1.64%) GDPR
5 170 (1.09%) PCI DSS
6 58 (0.37%) ISO 9001
7 54 (0.34%) HL7
8 47 (0.30%) Data Quality
9 34 (0.22%) PSD2
10 30 (0.19%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 29 (0.19%) Sarbanes-Oxley
12 28 (0.18%) Cyber Essentials
13 26 (0.17%) ISO/IEC 20000
14 24 (0.15%) MiFID
15 18 (0.11%) JTAG
16 14 (0.089%) ISO 22301
16 14 (0.089%) ISO 9000
17 13 (0.083%) PMO
18 10 (0.064%) Disclosure Scotland
19 7 (0.045%) SEPA
System Software
1 3,122 (19.94%) Docker
2 1,497 (9.56%) Active Directory
3 1,371 (8.76%) VMware Infrastructure
4 555 (3.54%) Hyper-V
5 377 (2.41%) Virtual Machines
6 313 (2.00%) VMware ESXi
7 310 (1.98%) vSphere
8 167 (1.07%) Firmware
9 129 (0.82%) NFS
10 125 (0.80%) Virtual Servers
11 117 (0.75%) Oracle RAC
11 117 (0.75%) XenApp
12 114 (0.73%) KVM
13 97 (0.62%) HDFS
14 94 (0.60%) VirtualBox
15 93 (0.59%) VMware NSX
16 65 (0.42%) iptables
16 65 (0.42%) Xen
17 63 (0.40%) Apache ZooKeeper
18 62 (0.40%) Postfix
Systems Management
1 2,792 (17.83%) Ansible
2 2,316 (14.79%) Puppet
3 1,935 (12.36%) Kubernetes
4 1,513 (9.66%) Opscode Chef
5 1,430 (9.13%) Terraform
6 366 (2.34%) Nagios
7 356 (2.27%) Salt
8 298 (1.90%) Prometheus
9 279 (1.78%) Packer
10 234 (1.49%) SCCM
11 216 (1.38%) Consul
12 198 (1.26%) Docker Swarm
13 170 (1.09%) Grafana
14 139 (0.89%) Kibana
15 138 (0.88%) ZABBIX
16 126 (0.80%) Graphite
17 122 (0.78%) HAProxy
18 115 (0.73%) vCenter Server
19 114 (0.73%) logstash
20 108 (0.69%) Data Guard
Vendors
1 2,252 (14.38%) Microsoft
2 2,116 (13.52%) VMware
3 1,827 (11.67%) Oracle
4 1,553 (9.92%) Red Hat
5 1,090 (6.96%) Cisco
6 809 (5.17%) Google
7 443 (2.83%) Citrix
8 381 (2.43%) IBM
9 370 (2.36%) HP
10 367 (2.34%) Splunk
11 314 (2.01%) Atlassian
12 236 (1.51%) EMC
13 235 (1.50%) Juniper
14 227 (1.45%) NetApp
15 218 (1.39%) New Relic
16 204 (1.30%) SAP
17 194 (1.24%) SolarWinds
18 186 (1.19%) CheckPoint
19 182 (1.16%) Dell
20 166 (1.06%) ServiceNow