Period
to 24 September 2018

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 24 September 2018 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
24 Sep 2018
Same period 2017 Same period 2016
Rank 16 16 16
Rank change year-on-year 0 0 0
Permanent jobs citing Linux 17,386 19,444 21,048
As % of all permanent IT jobs advertised in the UK 10.44% 11.14% 10.92%
As % of the Operating Systems category 45.49% 44.71% 43.50%
Number of salaries quoted 13,969 15,611 17,863
UK median annual salary £52,500 £50,000 £50,000
Median salary % change year-on-year +5.00% - +5.26%
10th Percentile £31,250 £29,750 £28,000
90th Percentile £83,750 £80,000 £75,000
UK excluding London median annual salary £45,000 £44,000 £42,500
% change year-on-year +2.27% +3.53% +1.19%

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 38,216 43,488 48,385
As % of all permanent IT jobs advertised in the UK 22.95% 24.91% 25.10%
Number of salaries quoted 30,850 35,123 41,264
UK median annual salary £47,500 £45,000 £45,000
Median salary % change year-on-year +5.56% - +4.65%
10th Percentile £25,250 £25,000 £24,750
90th Percentile £77,500 £73,750 £72,500
UK excluding London median annual salary £40,250 £40,000 £40,000
% change year-on-year +0.63% - +2.56%

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 24 September 2018.

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 24 September 2018. 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 0 16,159 £54,500 +9.00% 2,811
UK excluding London +1 9,825 £45,000 +2.27% 1,939
London -4 7,179 £65,000 +8.33% 1,039
South East 0 3,468 £47,500 +5.56% 548
North of England -3 2,021 £45,000 +5.88% 435
South West +3 1,324 £43,500 +2.35% 285
East of England +5 1,268 £52,500 +11.70% 297
North West +2 1,123 £45,000 +12.50% 252
Midlands -2 879 £42,500 +8.97% 208
Yorkshire -7 755 £45,000 +5.88% 150
West Midlands -1 589 £42,500 +6.25% 133
Scotland 0 567 £45,000 +12.50% 101
East Midlands -5 287 £42,500 +21.43% 75
Wales +4 229 £40,210 -2.52% 43
North East +7 142 £45,000 +13.89% 33
Northern Ireland +15 81 £50,000 +25.00% 23
Channel Islands -6 7 £29,500 -9.23%
Isle of Man - 3 £67,500 -

For the 6 months to 24 September 2018, 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 6,154 (35.40%) Windows
2 5,863 (33.72%) Python
3 4,872 (28.02%) Amazon AWS
4 4,837 (27.82%) DevOps
5 4,755 (27.35%) Agile Software Development
6 4,513 (25.96%) Java
7 4,204 (24.18%) SQL
8 3,591 (20.65%) Unix
9 3,330 (19.15%) Finance
10 3,107 (17.87%) Git (software)
11 3,072 (17.67%) Docker
12 2,912 (16.75%) Ansible
13 2,859 (16.44%) JavaScript
14 2,842 (16.35%) Puppet
15 2,734 (15.73%) Microsoft Azure
16 2,599 (14.95%) Bash Shell
17 2,595 (14.93%) Jenkins
18 2,569 (14.78%) Software Engineering
19 2,522 (14.51%) MySQL
20 2,510 (14.44%) VMware
21 2,474 (14.23%) Degree
22 2,269 (13.05%) C++
23 2,176 (12.52%) Microsoft
24 2,083 (11.98%) Problem-Solving
25 2,047 (11.77%) Opscode Chef
26 1,956 (11.25%) Oracle
27 1,937 (11.14%) Continuous Integration
28 1,889 (10.87%) HTML
29 1,873 (10.77%) Red Hat
30 1,834 (10.55%) 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 1,436 (8.26%) Apache
2 738 (4.24%) Tomcat
3 592 (3.41%) Elasticsearch
4 586 (3.37%) Confluence
5 529 (3.04%) IIS
6 447 (2.57%) nginx
7 425 (2.44%) JBoss
8 422 (2.43%) OpenStack
9 357 (2.05%) Apache Spark
10 335 (1.93%) MS Exchange
11 284 (1.63%) WebLogic
12 257 (1.48%) CMS
13 247 (1.42%) WebSphere
14 237 (1.36%) SharePoint
15 167 (0.96%) WordPress
16 137 (0.79%) Oracle SOA Suite
17 132 (0.76%) Skype for Business
18 102 (0.59%) Ethereum
19 90 (0.52%) Apache Solr
20 85 (0.49%) Drupal
Applications
1 346 (1.99%) Microsoft Office
2 144 (0.83%) Microsoft PowerPoint
3 138 (0.79%) Microsoft Excel
4 77 (0.44%) MS Visio
5 39 (0.22%) Microsoft Project
6 30 (0.17%) Photoshop
7 20 (0.12%) Simulink
8 14 (0.081%) Adobe Illustrator
9 13 (0.075%) HipChat
10 10 (0.058%) Spreadsheet
11 9 (0.052%) Adobe Creative Suite
11 9 (0.052%) RoboHelp
12 7 (0.040%) Stateflow
12 7 (0.040%) TargetLink
13 5 (0.029%) EngageOne
14 4 (0.023%) Stata
15 3 (0.017%) Fireworks
15 3 (0.017%) GIMP
15 3 (0.017%) SPSS
15 3 (0.017%) Weka
Business Applications
1 87 (0.50%) Magento
2 63 (0.36%) Distributed Ledger
3 36 (0.21%) Oracle EBS
4 30 (0.17%) Dynamics CRM
5 27 (0.16%) Payment Gateway
6 25 (0.14%) Remedy ITSM
7 22 (0.13%) Relativity
8 21 (0.12%) Oracle BPM
9 20 (0.12%) Oracle Applications
10 18 (0.10%) Concordance
11 15 (0.086%) Documaker
12 12 (0.069%) Salesforce.com CRM
13 11 (0.063%) Oracle EBS R12
14 9 (0.052%) NetSuite
14 9 (0.052%) Odoo
15 8 (0.046%) ION MarketView
15 8 (0.046%) MetaTrader
15 8 (0.046%) SAP Hybris
15 8 (0.046%) SAP S/4HANA
15 8 (0.046%) Unit4 Business World
Cloud Services
1 4,872 (28.02%) Amazon AWS
2 2,734 (15.73%) Microsoft Azure
3 807 (4.64%) SaaS
4 806 (4.64%) Google Cloud Platform
5 661 (3.80%) AWS CloudFormation
6 618 (3.55%) Office 365
7 594 (3.42%) Amazon EC2
8 565 (3.25%) GitHub
9 453 (2.61%) Amazon S3
10 382 (2.20%) Cloud Computing
11 375 (2.16%) IaaS
12 318 (1.83%) PaaS
13 273 (1.57%) Serverless
14 240 (1.38%) Amazon CloudWatch
15 209 (1.20%) AWS Lambda
16 166 (0.95%) Azure Active Directory
17 151 (0.87%) Virtual Private Cloud
18 149 (0.86%) OpenShift
19 129 (0.74%) Amazon SQS
20 124 (0.71%) Amazon ELB
Communications & Networking
1 1,635 (9.40%) Firewall
2 1,288 (7.41%) TCP/IP
3 1,049 (6.03%) DNS
4 621 (3.57%) SAN
5 618 (3.55%) VPN
6 595 (3.42%) Internet
7 526 (3.03%) HTTP
8 503 (2.89%) LAN
9 502 (2.89%) WAN
10 486 (2.80%) Network Security
11 443 (2.55%) DHCP
12 341 (1.96%) SSL
13 288 (1.66%) VoIP
14 282 (1.62%) VLAN
15 239 (1.37%) Wireless
16 214 (1.23%) Wi-Fi
17 198 (1.14%) Intrusion Detection
18 197 (1.13%) NAS
19 195 (1.12%) SSH
20 191 (1.10%) BGP
Database & Business Intelligence
1 2,522 (14.51%) MySQL
2 1,723 (9.91%) SQL Server
3 1,092 (6.28%) PostgreSQL
4 1,039 (5.98%) NoSQL
5 996 (5.73%) Big Data
6 987 (5.68%) Relational Database
7 941 (5.41%) MongoDB
8 629 (3.62%) Oracle Database
9 528 (3.04%) Hadoop
10 410 (2.36%) Redis
11 405 (2.33%) Amazon RDS
12 402 (2.31%) RDBMS
13 320 (1.84%) Apache Cassandra
14 310 (1.78%) Blockchain
15 270 (1.55%) Data Warehouse
16 234 (1.35%) DB2
17 227 (1.31%) Apache Hive
18 206 (1.18%) Amazon DynamoDB
18 206 (1.18%) Oracle Database 11g
19 155 (0.89%) MariaDB
Development Applications
1 3,107 (17.87%) Git (software)
2 2,595 (14.93%) Jenkins
3 1,406 (8.09%) JIRA
4 777 (4.47%) Subversion
5 646 (3.72%) Maven
6 615 (3.54%) Atlassian Bamboo
7 575 (3.31%) TeamCity
8 458 (2.63%) Selenium
9 401 (2.31%) JUnit
10 396 (2.28%) Octopus Deploy
11 325 (1.87%) Bitbucket
12 320 (1.84%) Vagrant
13 243 (1.40%) Cucumber
14 238 (1.37%) GitLab
15 229 (1.32%) Eclipse
15 229 (1.32%) Team Foundation Server
16 208 (1.20%) Visual Studio
17 204 (1.17%) Gradle
18 186 (1.07%) Sonatype Nexus
19 152 (0.87%) GoCD
General
1 3,330 (19.15%) Finance
2 1,134 (6.52%) Banking
3 638 (3.67%) Retail
4 549 (3.16%) Telecoms
5 481 (2.77%) Marketing
6 401 (2.31%) Investment Banking
7 378 (2.17%) Games
8 310 (1.78%) Electronics
9 295 (1.70%) Financial Institution
10 271 (1.56%) Advertising
11 232 (1.33%) Front Office
12 229 (1.32%) Law
13 193 (1.11%) Legal
14 184 (1.06%) Manufacturing
15 166 (0.95%) Automotive
16 121 (0.70%) Back Office
17 110 (0.63%) Publishing
18 88 (0.51%) French Language
19 83 (0.48%) German Language
20 81 (0.47%) Military
Job Titles
1 4,119 (23.69%) Developer
2 2,551 (14.67%) DevOps Engineer
3 1,425 (8.20%) Linux Engineer
4 1,268 (7.29%) Software Engineer
5 1,239 (7.13%) Administrator
6 1,214 (6.98%) Java Developer
7 1,107 (6.37%) Analyst
8 822 (4.73%) Systems Administrator
9 813 (4.68%) Infrastructure Engineer
10 792 (4.56%) Senior Developer
11 708 (4.07%) Support Engineer
12 676 (3.89%) PHP Developer
13 644 (3.70%) Architect
14 641 (3.69%) Software Developer
15 630 (3.62%) Linux Administrator
16 617 (3.55%) Cloud Engineer
17 600 (3.45%) Linux/Unix DevOps
18 586 (3.37%) Systems Engineer
19 576 (3.31%) AWS Engineer
20 548 (3.15%) Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 1,889 (10.87%) HTML
2 1,572 (9.04%) CSS
3 1,479 (8.51%) Web Services
4 968 (5.57%) .NET
5 967 (5.56%) Spring
6 940 (5.41%) Node.js
7 875 (5.03%) LAMP
8 768 (4.42%) REST
9 751 (4.32%) AngularJS
10 687 (3.95%) XML
11 681 (3.92%) jQuery
12 615 (3.54%) HTML5
13 592 (3.41%) RESTful
14 533 (3.07%) JSON
15 518 (2.98%) React
16 501 (2.88%) Middleware
17 457 (2.63%) Elastic Stack
18 432 (2.48%) SOAP
19 426 (2.45%) Kafka
20 392 (2.25%) Hibernate
Miscellaneous
1 1,540 (8.86%) Computer Science
2 1,110 (6.38%) Analytical Skills
3 849 (4.88%) Linux Command Line
4 816 (4.69%) Data Centre
5 801 (4.61%) Fintech
6 552 (3.17%) Self-Motivation
7 515 (2.96%) Management Information System
8 417 (2.40%) Enterprise Software
9 415 (2.39%) Public Cloud
10 402 (2.31%) Algorithms
11 376 (2.16%) User Experience
12 369 (2.12%) Greenfield Project
13 311 (1.79%) Private Cloud
14 309 (1.78%) Mobile App
15 259 (1.49%) Clustering
15 259 (1.49%) Replication
16 231 (1.33%) Hedge funds
17 228 (1.31%) Foreign Exchange (FX)
18 222 (1.28%) Equities
19 217 (1.25%) Data Structures
Operating Systems
1 6,154 (35.40%) Windows
2 3,591 (20.65%) Unix
3 1,618 (9.31%) Windows Server
4 1,589 (9.14%) Red Hat Enterprise Linux
5 1,094 (6.29%) CentOS
6 834 (4.80%) Ubuntu
7 546 (3.14%) Windows Server 2012
8 502 (2.89%) Windows Server 2008
9 462 (2.66%) Solaris
10 430 (2.47%) Android
11 412 (2.37%) Debian
12 311 (1.79%) Apple iOS
13 306 (1.76%) Mac OS X
14 298 (1.71%) Windows 10
15 296 (1.70%) AIX
16 256 (1.47%) Windows 7
17 197 (1.13%) Embedded Linux
18 188 (1.08%) Mac OS
19 144 (0.83%) SUSE
20 123 (0.71%) Windows Server 2003
Processes & Methodologies
1 4,837 (27.82%) DevOps
2 4,755 (27.35%) Agile Software Development
3 2,569 (14.78%) Software Engineering
4 2,083 (11.98%) Problem-Solving
5 1,937 (11.14%) Continuous Integration
6 1,674 (9.63%) Configuration Management
7 1,577 (9.07%) Test Automation
8 1,431 (8.23%) Open Source
9 1,414 (8.13%) Scrum
10 1,365 (7.85%) ITIL
11 1,232 (7.09%) TDD
12 1,204 (6.93%) Infrastructure Engineering
13 1,040 (5.98%) Microservices
14 913 (5.25%) OO
15 879 (5.06%) SDLC
16 806 (4.64%) Analytics
17 796 (4.58%) Mentoring
18 793 (4.56%) Cybersecurity
19 791 (4.55%) MVC
20 756 (4.35%) Continuous Delivery
Programming Languages
1 5,863 (33.72%) Python
2 4,513 (25.96%) Java
3 4,204 (24.18%) SQL
4 2,859 (16.44%) JavaScript
5 2,599 (14.95%) Bash Shell
6 2,269 (13.05%) C++
7 1,834 (10.55%) PHP
8 1,569 (9.02%) Ruby
9 1,543 (8.87%) Perl
10 1,525 (8.77%) PowerShell
11 1,391 (8.00%) C
12 1,304 (7.50%) C#
13 1,132 (6.51%) Shell Script
14 563 (3.24%) Go
15 372 (2.14%) PL/SQL
16 362 (2.08%) Scala
17 351 (2.02%) Java 8
18 221 (1.27%) ES6
19 212 (1.22%) Groovy
20 204 (1.17%) Korn
Qualifications
1 2,474 (14.23%) Degree
2 792 (4.56%) Security Cleared
3 723 (4.16%) Computer Science Degree
4 586 (3.37%) CISSP
5 566 (3.26%) Cisco Certification
6 411 (2.36%) CCNA
7 392 (2.25%) Microsoft Certification
8 391 (2.25%) SC Cleared
9 358 (2.06%) DV Cleared
10 273 (1.57%) MCSE
11 208 (1.20%) CCNP
12 202 (1.16%) AWS Certification
13 176 (1.01%) SANS
14 159 (0.91%) RHCE
15 153 (0.88%) CISM
15 153 (0.88%) Master's Degree
15 153 (0.88%) Numerate Degree
16 152 (0.87%) CompTIA Security+
17 149 (0.86%) GIAC
18 142 (0.82%) PhD
Quality Assurance & Compliance
1 736 (4.23%) QA
2 445 (2.56%) ISO/IEC 27001
3 364 (2.09%) SLA
4 214 (1.23%) PCI DSS
5 201 (1.16%) GDPR
6 95 (0.55%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
7 47 (0.27%) Data Quality
8 42 (0.24%) Sarbanes-Oxley
9 34 (0.20%) Cyber Essentials
10 28 (0.16%) PMO
11 26 (0.15%) ISO 9001
12 25 (0.14%) MiFID
13 24 (0.14%) COBIT
13 24 (0.14%) MISRA
14 21 (0.12%) ISO/IEC 20000
15 20 (0.12%) ISO 22301
16 19 (0.11%) MISRA C
17 17 (0.098%) FISMA
18 15 (0.086%) ECSS
18 15 (0.086%) GPG13
System Software
1 3,072 (17.67%) Docker
2 1,671 (9.61%) Active Directory
3 1,627 (9.36%) VMware Infrastructure
4 641 (3.69%) Hyper-V
5 424 (2.44%) Virtual Machines
6 419 (2.41%) vSphere
7 406 (2.34%) VMware ESXi
8 170 (0.98%) KVM
9 146 (0.84%) HDFS
10 135 (0.78%) Oracle RAC
11 132 (0.76%) Xen
12 123 (0.71%) NFS
13 119 (0.68%) Firmware
14 117 (0.67%) VirtualBox
15 101 (0.58%) XenApp
16 96 (0.55%) iptables
17 84 (0.48%) Samba
18 76 (0.44%) Virtual Servers
19 73 (0.42%) Apache Flume
20 70 (0.40%) Virtual Desktop
Systems Management
1 2,912 (16.75%) Ansible
2 2,842 (16.35%) Puppet
3 2,047 (11.77%) Opscode Chef
4 1,674 (9.63%) Kubernetes
5 1,266 (7.28%) Terraform
6 464 (2.67%) Nagios
7 397 (2.28%) Salt
8 247 (1.42%) ZABBIX
9 242 (1.39%) Docker Swarm
10 224 (1.29%) SCCM
11 214 (1.23%) Packer
12 178 (1.02%) Kibana
13 156 (0.90%) vCenter Server
14 142 (0.82%) Prometheus
15 141 (0.81%) HAProxy
16 136 (0.78%) Grafana
17 129 (0.74%) logstash
18 122 (0.70%) Graphite
19 121 (0.70%) SCOM
20 117 (0.67%) Rancher
Vendors
1 2,510 (14.44%) VMware
2 2,176 (12.52%) Microsoft
3 1,956 (11.25%) Oracle
4 1,873 (10.77%) Red Hat
5 1,089 (6.26%) Cisco
6 814 (4.68%) Google
7 473 (2.72%) Citrix
8 471 (2.71%) Splunk
9 438 (2.52%) HP
10 415 (2.39%) IBM
11 286 (1.65%) Atlassian
12 278 (1.60%) New Relic
13 265 (1.52%) NetApp
14 261 (1.50%) EMC
15 252 (1.45%) Sybase
16 244 (1.40%) SAP
17 238 (1.37%) ServiceNow
18 218 (1.25%) Juniper
19 191 (1.10%) SaltStack
19 191 (1.10%) SolarWinds