Period
to 25 September 2017

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 25 September 2017 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
25 Sep 2017
Same period 2016 Same period 2015
Rank 16 16 16
Rank change year-on-year 0 0 0
Permanent jobs citing Linux 19632 20898 23352
As % of all permanent IT jobs advertised in the UK 11.14% 10.92% 10.60%
As % of the Operating Systems category 44.69% 43.46% 40.12%
Number of salaries quoted 15740 17731 19762
UK median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £29,750 £28,000 £27,500
90th Percentile £80,000 £75,000 £75,000
UK excluding London median annual salary £44,000 £42,500 £42,500
% change year-on-year +3.53% - +6.25%

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 43929 48082 58204
As % of all permanent IT jobs advertised in the UK 24.94% 25.12% 26.41%
Number of salaries quoted 35450 41004 49041
UK median annual salary £45,000 £45,000 £43,000
Median salary % change year-on-year - +4.65% +2.38%
10th Percentile £25,000 £24,750 £24,500
90th Percentile £73,750 £72,500 £71,250
UK excluding London median annual salary £40,000 £40,000 £39,000
% change year-on-year - +2.56% +4.00%

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 25 September 2017.

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 25 September 2017. 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 18464 £50,000 - 882
UK excluding London -1 10466 £44,000 +3.53% 530
London 0 8839 £60,000 +4.35% 374
South East -2 3714 £45,000 - 163
North of England +5 2260 £42,500 +6.25% 128
East of England -3 1300 £47,000 +4.44% 100
South West -1 1249 £42,500 +6.25% 47
North West +6 1155 £40,000 - 73
Midlands -2 1111 £39,000 -2.50% 69
Yorkshire +5 1016 £42,500 +6.25% 48
West Midlands -2 781 £40,000 +6.67% 37
Scotland +1 594 £40,000 -3.61% 19
East Midlands -9 342 £35,000 -12.50% 32
Wales +5 231 £41,500 +3.75% 3
North East -6 83 £39,513 -1.22% 7
Northern Ireland -7 47 £40,000 +14.29% 1
Channel Islands 0 6 £32,500 -10.96%

For the 6 months to 25 September 2017, IT jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for Linux.

1 6478 (33.00%) Windows
2 5628 (28.67%) Java
3 5342 (27.21%) Agile Software Development
4 5341 (27.21%) Python
5 4821 (24.56%) DevOps
6 4653 (23.70%) Unix
7 4383 (22.33%) SQL
8 4124 (21.01%) Amazon AWS
9 4074 (20.75%) Finance
10 3222 (16.41%) MySQL
11 3221 (16.41%) JavaScript
12 3176 (16.18%) Puppet
13 3045 (15.51%) Git (software)
14 3014 (15.35%) Degree
15 2804 (14.28%) VMware
16 2789 (14.21%) C++
17 2761 (14.06%) Software Engineering
18 2603 (13.26%) Jenkins
19 2544 (12.96%) Ansible
20 2485 (12.66%) Bash Shell
21 2472 (12.59%) HTML
22 2413 (12.29%) Red Hat
23 2387 (12.16%) Oracle
24 2382 (12.13%) PHP
25 2380 (12.12%) Docker
26 2345 (11.94%) Continuous Integration
27 2259 (11.51%) Opscode Chef
28 2184 (11.12%) Apache
29 2075 (10.57%) Microsoft
30 2069 (10.54%) CSS

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 2184 (11.12%) Apache
2 1137 (5.79%) Tomcat
3 687 (3.50%) Elasticsearch
4 663 (3.38%) nginx
5 642 (3.27%) IIS
6 605 (3.08%) OpenStack
7 535 (2.73%) JBoss
8 480 (2.44%) Confluence
9 411 (2.09%) WebLogic
10 408 (2.08%) MS Exchange
11 384 (1.96%) WebSphere
12 321 (1.64%) Apache Spark
13 282 (1.44%) CMS
14 256 (1.30%) SharePoint
15 219 (1.12%) WordPress
16 172 (0.88%) Skype for Business
17 170 (0.87%) Oracle SOA Suite
18 164 (0.84%) Apache Solr
19 157 (0.80%) Exchange Server 2010
20 150 (0.76%) Drupal
Applications
1 297 (1.51%) Microsoft Office
2 175 (0.89%) Microsoft Excel
3 66 (0.34%) Photoshop
4 59 (0.30%) MS Visio
5 57 (0.29%) Microsoft PowerPoint
6 46 (0.23%) Adobe Illustrator
7 23 (0.12%) Simulink
8 18 (0.092%) SPSS
9 16 (0.081%) Microsoft Project
10 15 (0.076%) Spreadsheet
11 12 (0.061%) Maya
11 12 (0.061%) SOLIDWORKS
12 10 (0.051%) Adobe Creative Suite
12 10 (0.051%) HipChat
13 9 (0.046%) EngageOne
14 7 (0.036%) Campfire
14 7 (0.036%) Houdini
14 7 (0.036%) InDesign
14 7 (0.036%) Inkscape
14 7 (0.036%) NUKE
Business Applications
1 158 (0.80%) Magento
2 42 (0.21%) Oracle EBS
3 40 (0.20%) Oracle Applications
4 34 (0.17%) Dynamics CRM
5 28 (0.14%) Payment Gateway
6 24 (0.12%) RMDS
7 23 (0.12%) JDE EnterpriseOne
8 20 (0.10%) Dynamics NAV
9 16 (0.081%) Markit EDM
10 15 (0.076%) assyst
10 15 (0.076%) SAP Hybris
11 14 (0.071%) Oracle EBS R12
11 14 (0.071%) Temenos T24
12 13 (0.066%) Remedy ITSM
13 12 (0.061%) SAP BPC
14 11 (0.056%) Workfront
15 9 (0.046%) Dynamics AX
15 9 (0.046%) Oracle Procure-to-Pay
16 8 (0.041%) Oracle BPM
17 6 (0.031%) Sage 200
Cloud Services
1 4124 (21.01%) Amazon AWS
2 1654 (8.43%) Microsoft Azure
3 769 (3.92%) SaaS
4 557 (2.84%) GitHub
5 529 (2.69%) Office 365
6 493 (2.51%) Amazon EC2
7 380 (1.94%) AWS CloudFormation
8 347 (1.77%) IaaS
9 339 (1.73%) Google Cloud Platform
10 321 (1.64%) Cloud Computing
11 308 (1.57%) PaaS
12 277 (1.41%) Amazon S3
13 156 (0.79%) Virtual Private Cloud
14 104 (0.53%) Amazon ELB
15 102 (0.52%) Amazon CloudWatch
16 91 (0.46%) OpenShift
17 87 (0.44%) AWS Elastic Beanstalk
18 77 (0.39%) AWS Lambda
19 74 (0.38%) Amazon SQS
20 69 (0.35%) Route 53
Communications & Networking
1 2046 (10.42%) Firewall
2 1672 (8.52%) TCP/IP
3 1284 (6.54%) DNS
4 909 (4.63%) SAN
5 792 (4.03%) VPN
6 754 (3.84%) Internet
7 685 (3.49%) WAN
8 678 (3.45%) HTTP
9 607 (3.09%) DHCP
10 585 (2.98%) LAN
11 447 (2.28%) Network Security
12 401 (2.04%) SSL
13 377 (1.92%) VLAN
14 362 (1.84%) VoIP
15 341 (1.74%) Wireless
16 336 (1.71%) BGP
17 301 (1.53%) Ethernet
18 287 (1.46%) LDAP
19 279 (1.42%) MPLS
20 273 (1.39%) OSPF
Database & Business Intelligence
1 3222 (16.41%) MySQL
2 1818 (9.26%) SQL Server
3 1276 (6.50%) MongoDB
4 1201 (6.12%) NoSQL
5 1082 (5.51%) Relational Database
6 949 (4.83%) PostgreSQL
7 809 (4.12%) Big Data
8 585 (2.98%) Hadoop
9 584 (2.97%) Apache Cassandra
10 527 (2.68%) Oracle Database
11 473 (2.41%) RDBMS
12 472 (2.40%) Redis
13 264 (1.34%) Amazon RDS
14 235 (1.20%) Data Warehouse
15 220 (1.12%) Amazon DynamoDB
16 190 (0.97%) SQL Server Integration Services
17 189 (0.96%) Oracle Database 12c
18 183 (0.93%) DB2
19 162 (0.83%) SQL Server 2008
20 158 (0.80%) Blockchain
Development Applications
1 3045 (15.51%) Git (software)
2 2603 (13.26%) Jenkins
3 1400 (7.13%) JIRA
4 800 (4.07%) Subversion
5 756 (3.85%) Maven
6 671 (3.42%) TeamCity
7 534 (2.72%) Selenium
8 459 (2.34%) JUnit
9 455 (2.32%) Atlassian Bamboo
10 314 (1.60%) Vagrant
11 286 (1.46%) Cucumber
12 274 (1.40%) Eclipse
13 268 (1.37%) Bitbucket
14 258 (1.31%) Gradle
15 217 (1.11%) Visual Studio
16 211 (1.07%) Sonatype Nexus
17 191 (0.97%) gulp
18 189 (0.96%) Octopus Deploy
19 171 (0.87%) Team Foundation Server
20 167 (0.85%) PHPUnit
General
1 4074 (20.75%) Finance
2 1750 (8.91%) Banking
3 1289 (6.57%) Retail
4 1145 (5.83%) Telecoms
5 890 (4.53%) Investment Banking
6 889 (4.53%) Marketing
7 674 (3.43%) Retail Banking
8 593 (3.02%) Electronics
9 573 (2.92%) Games
10 478 (2.43%) Manufacturing
11 378 (1.93%) Front Office
12 233 (1.19%) Advertising
13 211 (1.07%) Automotive
14 204 (1.04%) Legal
15 189 (0.96%) Back Office
16 170 (0.87%) Law
17 154 (0.78%) Financial Institution
18 128 (0.65%) Publishing
19 78 (0.40%) German Language
20 77 (0.39%) Billing
Job Titles
1 5162 (26.29%) Developer
2 2492 (12.69%) DevOps Engineer
3 1801 (9.17%) Linux Engineer
4 1538 (7.83%) Software Engineer
5 1451 (7.39%) Administrator
6 1442 (7.35%) Java Developer
7 1289 (6.57%) Analyst
8 1013 (5.16%) PHP Developer
9 997 (5.08%) Senior Developer
10 985 (5.02%) Systems Administrator
11 870 (4.43%) Support Engineer
12 851 (4.33%) Linux Administrator
13 819 (4.17%) Linux/Unix DevOps
14 811 (4.13%) Infrastructure Engineer
15 743 (3.78%) Systems Engineer
16 707 (3.60%) Software Developer
17 702 (3.58%) Linux Systems Administrator
18 645 (3.29%) Consultant
19 605 (3.08%) C++ Software Engineer
20 602 (3.07%) Architect
Libraries, Frameworks & Software Standards
1 2472 (12.59%) HTML
2 2069 (10.54%) CSS
3 1847 (9.41%) Web Services
4 1243 (6.33%) LAMP
5 1178 (6.00%) Spring
6 1106 (5.63%) .NET
7 1051 (5.35%) AngularJS
8 1021 (5.20%) XML
9 1007 (5.13%) jQuery
10 949 (4.83%) HTML5
11 930 (4.74%) REST
12 889 (4.53%) Node.js
13 747 (3.81%) RESTful
14 715 (3.64%) SOAP
15 690 (3.51%) JSON
16 670 (3.41%) Hibernate
17 491 (2.50%) React
18 486 (2.48%) CSS3
18 486 (2.48%) Middleware
19 476 (2.42%) J2EE
Miscellaneous
1 2063 (10.51%) Computer Science
2 1259 (6.41%) Data Centre
3 1226 (6.24%) Analytical Skills
4 694 (3.54%) Linux Command Line
5 600 (3.06%) Fintech
6 489 (2.49%) Algorithms
6 489 (2.49%) User Experience
7 461 (2.35%) Management Information System
8 427 (2.18%) Equities
9 406 (2.07%) Foreign Exchange (FX)
10 404 (2.06%) Derivative
11 389 (1.98%) Clustering
12 375 (1.91%) Enterprise Software
13 343 (1.75%) Greenfield Project
14 322 (1.64%) Mobile App
15 318 (1.62%) Public Cloud
16 287 (1.46%) Data Structures
17 257 (1.31%) Replication
18 255 (1.30%) Fixed Income
19 230 (1.17%) Private Cloud
Operating Systems
1 6478 (33.00%) Windows
2 4653 (23.70%) Unix
3 1803 (9.18%) Red Hat Enterprise Linux
4 1644 (8.37%) Windows Server
5 1440 (7.33%) CentOS
6 1019 (5.19%) Ubuntu
7 799 (4.07%) Solaris
8 644 (3.28%) Windows Server 2012
9 626 (3.19%) Windows Server 2008
10 558 (2.84%) Debian
11 553 (2.82%) Android
12 382 (1.95%) Apple iOS
13 379 (1.93%) AIX
14 286 (1.46%) Mac OS X
15 271 (1.38%) Windows 7
16 240 (1.22%) Embedded Linux
17 231 (1.18%) Mac OS
18 191 (0.97%) Windows Server 2003
19 190 (0.97%) Windows 10
20 113 (0.58%) HPUX
Processes & Methodologies
1 5342 (27.21%) Agile Software Development
2 4821 (24.56%) DevOps
3 2761 (14.06%) Software Engineering
4 2345 (11.94%) Continuous Integration
5 1748 (8.90%) Scrum
6 1734 (8.83%) Configuration Management
7 1728 (8.80%) OO
8 1710 (8.71%) TDD
9 1681 (8.56%) ITIL
10 1599 (8.14%) Open Source
11 1416 (7.21%) Test Automation
12 1174 (5.98%) E-Commerce
13 1081 (5.51%) SDLC
14 1031 (5.25%) MVC
15 1030 (5.25%) Mentoring
16 1020 (5.20%) Web Development
17 933 (4.75%) Microservices
18 912 (4.65%) High Availability
19 863 (4.40%) Analytics
20 847 (4.31%) Business Intelligence
Programming Languages
1 5628 (28.67%) Java
2 5341 (27.21%) Python
3 4383 (22.33%) SQL
4 3221 (16.41%) JavaScript
5 2789 (14.21%) C++
6 2485 (12.66%) Bash Shell
7 2382 (12.13%) PHP
8 2000 (10.19%) Perl
9 1795 (9.14%) C
10 1766 (9.00%) Ruby
11 1390 (7.08%) Shell Script
12 1329 (6.77%) PowerShell
13 1315 (6.70%) C#
14 432 (2.20%) Scala
15 424 (2.16%) Go
16 403 (2.05%) PL/SQL
17 280 (1.43%) Groovy
18 201 (1.02%) T-SQL
19 192 (0.98%) Embedded C
20 174 (0.89%) VB
Qualifications
1 3014 (15.35%) Degree
2 935 (4.76%) Computer Science Degree
3 859 (4.38%) Security Cleared
4 677 (3.45%) Cisco Certification
5 424 (2.16%) CCNA
6 417 (2.12%) SC Cleared
7 387 (1.97%) CISSP
8 335 (1.71%) CCNP
9 329 (1.68%) Microsoft Certification
10 291 (1.48%) DV Cleared
11 229 (1.17%) CISM
12 228 (1.16%) MCSE
13 204 (1.04%) PhD
14 177 (0.90%) RHCE
15 153 (0.78%) MCSA
16 152 (0.77%) VMware Certified Professional (VCP)
17 140 (0.71%) GIAC
18 130 (0.66%) ISTQB
18 130 (0.66%) Numerate Degree
19 123 (0.63%) Master's Degree
Quality Assurance & Compliance
1 990 (5.04%) QA
2 550 (2.80%) SLA
3 332 (1.69%) ISO/IEC 27001
4 202 (1.03%) PCI DSS
5 92 (0.47%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 71 (0.36%) GCP
7 64 (0.33%) GDPR
8 55 (0.28%) ISO 9001
9 43 (0.22%) ISO/IEC 20000
10 40 (0.20%) Data Quality
11 37 (0.19%) Sarbanes-Oxley
12 30 (0.15%) PMO
13 29 (0.15%) COBIT
14 21 (0.11%) NIST 800
15 20 (0.10%) Cyber Essentials
16 18 (0.092%) MiFID
17 14 (0.071%) MISRA
17 14 (0.071%) SSAE 16
18 10 (0.051%) Disclosure Scotland
19 9 (0.046%) ISO 22301
System Software
1 2380 (12.12%) Docker
2 1814 (9.24%) VMware Infrastructure
3 1524 (7.76%) Active Directory
4 543 (2.77%) Hyper-V
5 479 (2.44%) vSphere
6 398 (2.03%) Virtual Machines
7 387 (1.97%) VMware ESXi
8 254 (1.29%) Xen
9 249 (1.27%) KVM
10 184 (0.94%) NFS
11 171 (0.87%) XenServer
12 164 (0.84%) Firmware
13 147 (0.75%) XenApp
14 143 (0.73%) iptables
15 115 (0.59%) Oracle RAC
16 113 (0.58%) LXC
17 108 (0.55%) Virtual Servers
18 87 (0.44%) Snort
19 78 (0.40%) Varnish
20 77 (0.39%) Terminal Services
Systems Management
1 3176 (16.18%) Puppet
2 2544 (12.96%) Ansible
3 2259 (11.51%) Opscode Chef
4 900 (4.58%) Kubernetes
5 728 (3.71%) Nagios
6 717 (3.65%) Terraform
7 285 (1.45%) SCCM
8 237 (1.21%) ZABBIX
9 226 (1.15%) Salt
10 188 (0.96%) Grafana
11 181 (0.92%) SCOM
12 160 (0.81%) Nessus
13 158 (0.80%) Tivoli
14 156 (0.79%) Packer
15 145 (0.74%) HAProxy
16 140 (0.71%) WSUS
17 135 (0.69%) Kibana
18 129 (0.66%) NetBackup
19 123 (0.63%) logstash
20 119 (0.61%) Mesos
Vendors
1 2804 (14.28%) VMware
2 2413 (12.29%) Red Hat
3 2387 (12.16%) Oracle
4 2075 (10.57%) Microsoft
5 1611 (8.21%) Cisco
6 585 (2.98%) HP
7 518 (2.64%) Google
8 517 (2.63%) Citrix
9 505 (2.57%) IBM
9 505 (2.57%) Juniper
10 461 (2.35%) Splunk
11 458 (2.33%) SAP
12 405 (2.06%) NetApp
13 330 (1.68%) F5
14 289 (1.47%) Sybase
15 268 (1.37%) CheckPoint
16 265 (1.35%) Atlassian
17 261 (1.33%) EMC
18 257 (1.31%) Zend
19 245 (1.25%) Palo Alto