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

Linux
UK
6 months to
23 May 2019
Same period 2018 Same period 2017
Rank 19 16 16
Rank change year-on-year -3 0 0
Permanent jobs citing Linux 15,087 18,185 18,527
As % of all permanent IT jobs advertised in the UK 10.47% 10.58% 10.95%
As % of the Operating Systems category 45.61% 44.98% 45.08%
Number of salaries quoted 11,815 14,481 15,460
UK median annual salary £52,500 £51,500 £50,000
Median salary % change year-on-year +1.94% +3.00% +5.26%
10th Percentile £31,250 £31,000 £30,000
90th Percentile £85,000 £82,500 £80,000
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

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 33,078 40,431 41,102
As % of all permanent IT jobs advertised in the UK 22.97% 23.52% 24.29%
Number of salaries quoted 26,287 32,744 34,459
UK median annual salary £47,500 £46,000 £45,000
Median salary % change year-on-year +3.26% +2.22% +4.65%
10th Percentile £25,750 £25,500 £25,000
90th Percentile £78,750 £76,250 £73,750
UK excluding London median annual salary £42,000 £40,000 £40,000
% change year-on-year +5.00% - -

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 May 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 May 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 -2 13,972 £55,000 +4.76% 1,216
UK excluding London -1 8,838 £45,000 - 837
London -1 5,920 £65,000 - 439
South East -2 2,936 £50,000 +5.26% 191
North of England +1 1,796 £45,000 - 182
South West +3 1,359 £45,000 +5.88% 110
East of England +2 1,038 £50,000 -4.76% 215
Midlands +3 884 £44,000 -2.22% 79
North West -2 873 £45,000 - 100
Yorkshire +9 784 £47,500 +5.56% 59
West Midlands -2 578 £43,250 -3.89% 53
Scotland +1 570 £41,500 +0.61% 48
East Midlands +2 306 £47,500 +5.56% 26
Wales +1 155 £40,000 - 5
North East +16 143 £48,463 +29.23% 23
Northern Ireland -2 98 £50,000 +25.00% 6
Isle of Man +7 11 £42,500 -8.11% 1
Channel Islands +6 6 £30,000 -57.14%

For the 6 months to 23 May 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 5,470 (36.26%) Python
2 5,329 (35.32%) Windows
3 4,587 (30.40%) Amazon AWS
4 4,354 (28.86%) DevOps
5 4,107 (27.22%) Agile Software Development
6 3,879 (25.71%) Java
7 3,449 (22.86%) SQL
8 3,154 (20.91%) Unix
9 3,152 (20.89%) Docker
10 2,733 (18.11%) Ansible
11 2,582 (17.11%) Microsoft Azure
12 2,535 (16.80%) Git (software)
13 2,433 (16.13%) Software Engineering
14 2,399 (15.90%) Bash Shell
15 2,367 (15.69%) Finance
16 2,266 (15.02%) Puppet
17 2,265 (15.01%) JavaScript
18 2,184 (14.48%) Jenkins
19 2,128 (14.10%) Degree
20 2,088 (13.84%) Microsoft
21 2,057 (13.63%) C++
22 1,987 (13.17%) VMware
23 1,965 (13.02%) Kubernetes
24 1,948 (12.91%) MySQL
25 1,716 (11.37%) Firewall
26 1,640 (10.87%) Oracle
27 1,628 (10.79%) Continuous Integration
28 1,610 (10.67%) Problem-Solving
29 1,543 (10.23%) Opscode Chef
30 1,533 (10.16%) Terraform

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 1,231 (8.16%) Apache
2 548 (3.63%) Tomcat
3 544 (3.61%) Elasticsearch
4 469 (3.11%) IIS
5 461 (3.06%) nginx
6 432 (2.86%) Confluence
7 386 (2.56%) Apache Spark
8 335 (2.22%) SharePoint
9 296 (1.96%) MS Exchange
10 248 (1.64%) JBoss
11 200 (1.33%) OpenStack
12 177 (1.17%) WebLogic
13 166 (1.10%) WebSphere
14 125 (0.83%) WordPress
15 95 (0.63%) CMS
16 94 (0.62%) Exchange Server 2010
17 89 (0.59%) Exchange Server 2013
18 70 (0.46%) Apache Solr
19 69 (0.46%) Skype for Business
20 62 (0.41%) Drupal
Applications
1 268 (1.78%) Microsoft Office
2 91 (0.60%) Microsoft Excel
3 62 (0.41%) Microsoft PowerPoint
4 35 (0.23%) MS Visio
5 34 (0.23%) Microsoft Project
6 20 (0.13%) Photoshop
7 15 (0.099%) Fireworks
8 11 (0.073%) Chatbot
8 11 (0.073%) Maple
9 9 (0.060%) Sketch
10 8 (0.053%) Weka
11 7 (0.046%) CATIA
12 6 (0.040%) GNU Octave
12 6 (0.040%) Maya
13 5 (0.033%) Simulink
14 4 (0.027%) Adobe Creative Suite
14 4 (0.027%) FrameMaker
14 4 (0.027%) HipChat
14 4 (0.027%) LaTeX
14 4 (0.027%) RoboHelp
Business Applications
1 69 (0.46%) Magento
2 51 (0.34%) Oracle Applications
3 41 (0.27%) Dynamics CRM
4 29 (0.19%) Salesforce.com CRM
5 26 (0.17%) Oracle EBS
6 22 (0.15%) Remedy ITSM
7 19 (0.13%) Oracle EBS R12
8 15 (0.099%) Oracle ERP
8 15 (0.099%) Payment Gateway
9 13 (0.086%) Odoo
9 13 (0.086%) SAP Business One
10 12 (0.080%) SAP Hybris
10 12 (0.080%) SAP S/4HANA
11 9 (0.060%) Distributed Ledger
11 9 (0.060%) Markit EDM
11 9 (0.060%) Shopify
11 9 (0.060%) thinkFolio
12 7 (0.046%) R3 Corda
12 7 (0.046%) SAP BPC
13 6 (0.040%) Eagle PACE
Cloud Services
1 4,587 (30.40%) Amazon AWS
2 2,582 (17.11%) Microsoft Azure
3 1,118 (7.41%) Google Cloud Platform
4 748 (4.96%) SaaS
5 637 (4.22%) Office 365
6 577 (3.82%) AWS CloudFormation
7 486 (3.22%) Amazon EC2
8 423 (2.80%) IaaS
9 415 (2.75%) Amazon S3
10 408 (2.70%) GitHub
11 400 (2.65%) Cloud Computing
12 378 (2.51%) Serverless
13 351 (2.33%) PaaS
14 292 (1.94%) AWS Lambda
15 272 (1.80%) Amazon CloudWatch
16 203 (1.35%) Virtual Private Cloud
17 202 (1.34%) Amazon SQS
18 164 (1.09%) Azure Active Directory
19 157 (1.04%) OpenShift
20 120 (0.80%) Route 53
Communications & Networking
1 1,716 (11.37%) Firewall
2 1,116 (7.40%) DNS
3 968 (6.42%) TCP/IP
4 730 (4.84%) VPN
5 711 (4.71%) WAN
6 614 (4.07%) Network Security
7 518 (3.43%) SAN
8 473 (3.14%) Internet
9 451 (2.99%) LAN
10 445 (2.95%) DHCP
11 388 (2.57%) HTTP
12 383 (2.54%) Cisco ASA
13 344 (2.28%) OSPF
14 333 (2.21%) BGP
15 324 (2.15%) MPLS
16 318 (2.11%) SMTP
17 313 (2.07%) Cisco Nexus
18 282 (1.87%) VLAN
19 275 (1.82%) IPsec
19 275 (1.82%) NetScaler
Database & Business Intelligence
1 1,948 (12.91%) MySQL
2 1,373 (9.10%) SQL Server
3 901 (5.97%) PostgreSQL
4 781 (5.18%) Big Data
5 742 (4.92%) NoSQL
6 723 (4.79%) MongoDB
7 699 (4.63%) Relational Database
8 460 (3.05%) Hadoop
9 385 (2.55%) Oracle Database
10 384 (2.55%) Amazon RDS
11 376 (2.49%) Redis
12 255 (1.69%) Apache Cassandra
13 218 (1.44%) RDBMS
14 163 (1.08%) MariaDB
15 140 (0.93%) Data Warehouse
16 137 (0.91%) Apache Hive
17 125 (0.83%) Amazon DynamoDB
18 121 (0.80%) Oracle Database 11g
19 103 (0.68%) SQL Server Integration Services
20 101 (0.67%) SQL Server 2012
Development Applications
1 2,535 (16.80%) Git (software)
2 2,184 (14.48%) Jenkins
3 1,060 (7.03%) JIRA
4 514 (3.41%) Subversion
5 499 (3.31%) Atlassian Bamboo
6 498 (3.30%) TeamCity
7 487 (3.23%) Maven
8 378 (2.51%) Selenium
9 370 (2.45%) Octopus Deploy
10 261 (1.73%) GitLab
11 257 (1.70%) Bitbucket
12 228 (1.51%) JUnit
13 213 (1.41%) Team Foundation Server
14 205 (1.36%) Gradle
15 204 (1.35%) Cucumber
16 201 (1.33%) Vagrant
16 201 (1.33%) Visual Studio
17 174 (1.15%) Eclipse
18 159 (1.05%) Travis CI
19 139 (0.92%) webpack
General
1 2,367 (15.69%) Finance
2 713 (4.73%) Banking
3 555 (3.68%) Retail
4 417 (2.76%) Telecoms
5 305 (2.02%) Marketing
6 276 (1.83%) Games
7 268 (1.78%) Electronics
8 267 (1.77%) Front Office
9 177 (1.17%) Manufacturing
10 174 (1.15%) Legal
11 158 (1.05%) Law
12 125 (0.83%) Back Office
13 116 (0.77%) Financial Institution
14 106 (0.70%) Automotive
15 97 (0.64%) Investment Banking
16 90 (0.60%) Advertising
17 68 (0.45%) Aerospace
18 63 (0.42%) Publishing
19 54 (0.36%) Military
20 43 (0.29%) Billing
Job Titles
1 3,224 (21.37%) Developer
2 2,152 (14.26%) DevOps Engineer
3 1,422 (9.43%) Software Engineer
4 1,238 (8.21%) Linux Engineer
5 995 (6.60%) Analyst
6 909 (6.03%) Java Developer
7 894 (5.93%) Administrator
8 720 (4.77%) Support Engineer
9 711 (4.71%) AWS Engineer
10 707 (4.69%) Infrastructure Engineer
11 668 (4.43%) Cloud Engineer
12 649 (4.30%) Systems Administrator
13 554 (3.67%) AWS DevOps
13 554 (3.67%) PHP Developer
14 543 (3.60%) Senior Developer
15 529 (3.51%) Linux/Unix DevOps
16 525 (3.48%) Software Developer
17 500 (3.31%) Network Engineer
18 499 (3.31%) Architect
19 484 (3.21%) Applications Support
Libraries, Frameworks & Software Standards
1 1,421 (9.42%) HTML
2 1,323 (8.77%) Web Services
3 1,230 (8.15%) CSS
4 905 (6.00%) .NET
5 867 (5.75%) Node.js
6 810 (5.37%) Spring
7 713 (4.73%) LAMP
8 679 (4.50%) RESTful
9 640 (4.24%) AngularJS
10 579 (3.84%) REST
11 578 (3.83%) Elastic Stack
12 549 (3.64%) React
13 525 (3.48%) XML
14 505 (3.35%) jQuery
15 492 (3.26%) JSON
16 425 (2.82%) HTML5
17 421 (2.79%) Kafka
18 378 (2.51%) SOAP
19 304 (2.01%) Middleware
20 284 (1.88%) Vue.js
Miscellaneous
1 879 (5.83%) Analytical Skills
2 706 (4.68%) Data Centre
3 642 (4.26%) Linux Command Line
4 612 (4.06%) Fintech
5 589 (3.90%) Public Cloud
6 542 (3.59%) Management Information System
7 484 (3.21%) Self-Motivation
8 419 (2.78%) Algorithms
9 316 (2.09%) Enterprise Software
10 312 (2.07%) User Experience
11 297 (1.97%) Mobile App
12 285 (1.89%) Greenfield Project
13 267 (1.77%) Hybrid Cloud
14 232 (1.54%) Clustering
15 223 (1.48%) Data Structures
16 207 (1.37%) Replication
17 200 (1.33%) Private Cloud
18 194 (1.29%) Hedge funds
19 177 (1.17%) Equities
20 155 (1.03%) Embedded Systems
Operating Systems
1 5,329 (35.32%) Windows
2 3,154 (20.91%) Unix
3 1,433 (9.50%) Windows Server
4 1,108 (7.34%) Red Hat Enterprise Linux
5 1,031 (6.83%) CentOS
6 835 (5.53%) Ubuntu
7 526 (3.49%) Windows Server 2012
8 435 (2.88%) Android
9 432 (2.86%) Debian
10 393 (2.60%) Windows Server 2008
11 360 (2.39%) Apple iOS
12 324 (2.15%) Windows 10
13 262 (1.74%) AIX
14 250 (1.66%) Solaris
15 245 (1.62%) Windows 7
16 193 (1.28%) Mac OS
17 161 (1.07%) Embedded Linux
18 127 (0.84%) Mac OS X
19 116 (0.77%) Windows 8
20 95 (0.63%) Windows Server 2003
Processes & Methodologies
1 4,354 (28.86%) DevOps
2 4,107 (27.22%) Agile Software Development
3 2,433 (16.13%) Software Engineering
4 1,628 (10.79%) Continuous Integration
5 1,610 (10.67%) Problem-Solving
6 1,533 (10.16%) Configuration Management
7 1,316 (8.72%) Open Source
8 1,295 (8.58%) Computer Science
9 1,199 (7.95%) Test Automation
10 1,186 (7.86%) ITIL
11 1,059 (7.02%) Infrastructure Engineering
12 945 (6.26%) TDD
13 936 (6.20%) Microservices
14 926 (6.14%) OO
15 891 (5.91%) Cybersecurity
16 865 (5.73%) Scrum
17 854 (5.66%) Analytics
18 806 (5.34%) Mentoring
19 734 (4.87%) Infrastructure as Code
20 642 (4.26%) Continuous Delivery
Programming Languages
1 5,470 (36.26%) Python
2 3,879 (25.71%) Java
3 3,449 (22.86%) SQL
4 2,399 (15.90%) Bash Shell
5 2,265 (15.01%) JavaScript
6 2,057 (13.63%) C++
7 1,462 (9.69%) PHP
8 1,369 (9.07%) C#
9 1,351 (8.95%) PowerShell
10 1,303 (8.64%) Perl
11 1,196 (7.93%) Ruby
12 1,153 (7.64%) C
13 823 (5.46%) Shell Script
14 545 (3.61%) Go
15 336 (2.23%) Scala
16 261 (1.73%) PL/SQL
17 218 (1.44%) Java 8
18 182 (1.21%) TypeScript
19 156 (1.03%) Groovy
20 129 (0.86%) Embedded C
Qualifications
1 2,128 (14.10%) Degree
2 1,134 (7.52%) Security Cleared
3 716 (4.75%) Cisco Certification
4 647 (4.29%) Computer Science Degree
5 599 (3.97%) SC Cleared
6 506 (3.35%) CCNA
7 428 (2.84%) DV Cleared
8 400 (2.65%) CCNP
9 332 (2.20%) Microsoft Certification
10 259 (1.72%) CISSP
11 208 (1.38%) MCSE
12 185 (1.23%) AWS Certification
13 148 (0.98%) RHCE
14 123 (0.82%) MCSA
15 114 (0.76%) Numerate Degree
16 102 (0.68%) CISM
17 93 (0.62%) VMware Certified Professional (VCP)
18 92 (0.61%) PhD
19 84 (0.56%) CREST Certified
19 84 (0.56%) SANS
Quality Assurance & Compliance
1 737 (4.89%) QA
2 555 (3.68%) ISO/IEC 27001
3 358 (2.37%) SLA
4 245 (1.62%) ISO 9001
5 170 (1.13%) GDPR
6 131 (0.87%) PCI DSS
7 47 (0.31%) ISO/IEC 20000
8 45 (0.30%) HL7
9 36 (0.24%) Sarbanes-Oxley
10 32 (0.21%) Data Quality
11 31 (0.21%) PSD2
12 28 (0.19%) ISO 22301
13 25 (0.17%) COBIT
14 21 (0.14%) ISO 9000
14 21 (0.14%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
15 16 (0.11%) MiFID
16 14 (0.093%) HMG Infosec
16 14 (0.093%) HMG Security Policy Framework
16 14 (0.093%) JSP 440
17 11 (0.073%) Cyber Essentials
System Software
1 3,152 (20.89%) Docker
2 1,362 (9.03%) Active Directory
3 1,289 (8.54%) VMware Infrastructure
4 578 (3.83%) Hyper-V
5 349 (2.31%) Virtual Machines
6 309 (2.05%) vSphere
7 285 (1.89%) VMware ESXi
8 145 (0.96%) Firmware
9 132 (0.87%) XenApp
10 131 (0.87%) KVM
11 119 (0.79%) Virtual Servers
12 107 (0.71%) NFS
13 106 (0.70%) Oracle RAC
14 100 (0.66%) XenDesktop
15 86 (0.57%) VMware NSX
16 79 (0.52%) HDFS
17 76 (0.50%) VirtualBox
18 65 (0.43%) Citrix Hypervisor
19 64 (0.42%) Apache ZooKeeper
20 61 (0.40%) iptables
Systems Management
1 2,733 (18.11%) Ansible
2 2,266 (15.02%) Puppet
3 1,965 (13.02%) Kubernetes
4 1,543 (10.23%) Opscode Chef
5 1,533 (10.16%) Terraform
6 586 (3.88%) Nagios
7 323 (2.14%) SCCM
8 302 (2.00%) Prometheus
9 291 (1.93%) Salt
10 263 (1.74%) Packer
11 259 (1.72%) FortiGate
12 203 (1.35%) Consul
13 196 (1.30%) Grafana
14 187 (1.24%) Docker Swarm
15 157 (1.04%) SCOM
16 144 (0.95%) Kibana
17 114 (0.76%) ZABBIX
18 108 (0.72%) HAProxy
19 105 (0.70%) logstash
20 97 (0.64%) Graphite
Vendors
1 2,088 (13.84%) Microsoft
2 1,987 (13.17%) VMware
3 1,640 (10.87%) Oracle
4 1,377 (9.13%) Red Hat
5 1,334 (8.84%) Cisco
6 793 (5.26%) Google
7 432 (2.86%) Citrix
8 426 (2.82%) IBM
9 359 (2.38%) Splunk
10 347 (2.30%) HP
11 292 (1.94%) Fortinet
12 283 (1.88%) Atlassian
13 269 (1.78%) Palo Alto
14 258 (1.71%) Juniper
15 228 (1.51%) SAP
16 196 (1.30%) EMC
17 188 (1.25%) Dell
18 184 (1.22%) CheckPoint
19 181 (1.20%) NetApp
20 176 (1.17%) New Relic