Period
to 22 October 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 22 October 2017 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
22 Oct 2017
Same period 2016 Same period 2015
Rank 16 16 16
Rank change year-on-year 0 0 0
Permanent jobs citing Linux 19259 20730 23219
As % of all permanent IT jobs advertised in the UK 11.05% 10.93% 10.62%
As % of the Operating Systems category 44.42% 43.84% 40.34%
Number of salaries quoted 15361 17449 19627
UK median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £29,750 £28,250 £27,500
90th Percentile £78,750 £76,000 £75,000
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +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 43353 47281 57557
As % of all permanent IT jobs advertised in the UK 24.88% 24.93% 26.32%
Number of salaries quoted 34936 40123 48503
UK median annual salary £45,000 £45,000 £43,000
Median salary % change year-on-year - +4.65% +1.18%
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 22 October 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 22 October 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 18111 £50,000 - 1047
UK excluding London +1 10307 £45,000 +5.88% 627
London 0 8626 £60,000 +4.35% 448
South East -2 3633 £45,000 - 201
North of England +4 2186 £42,500 +6.25% 155
East of England -1 1353 £47,500 +5.56% 113
South West 0 1226 £42,500 +6.25% 50
North West +4 1127 £42,500 +6.25% 74
Midlands -4 1090 £39,162 -2.10% 80
Yorkshire +6 962 £42,500 +6.25% 68
West Midlands -5 743 £39,500 +5.33% 45
Scotland +3 596 £40,500 +0.62% 16
East Midlands -7 344 £35,000 -12.50% 35
Wales +3 215 £41,125 +4.11% 9
North East -4 91 £40,000 - 13
Northern Ireland -1 48 £40,000 +14.29% 2
Channel Islands -1 5 £32,500 -10.96% 1

For the 6 months to 22 October 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 6304 (32.73%) Windows
2 5544 (28.79%) Java
3 5381 (27.94%) Python
4 5282 (27.43%) Agile Software Development
5 4803 (24.94%) DevOps
6 4615 (23.96%) Unix
7 4313 (22.39%) SQL
8 4109 (21.34%) Amazon AWS
9 4009 (20.82%) Finance
10 3151 (16.36%) MySQL
11 3139 (16.30%) JavaScript
12 3075 (15.97%) Puppet
13 3027 (15.72%) Git (software)
14 2993 (15.54%) Degree
15 2835 (14.72%) Software Engineering
16 2766 (14.36%) C++
17 2705 (14.05%) VMware
18 2580 (13.40%) Jenkins
19 2540 (13.19%) Ansible
20 2459 (12.77%) Bash Shell
21 2408 (12.50%) Docker
22 2395 (12.44%) HTML
23 2346 (12.18%) PHP
24 2315 (12.02%) Red Hat
25 2298 (11.93%) Continuous Integration
26 2278 (11.83%) Oracle
27 2239 (11.63%) Opscode Chef
28 2125 (11.03%) Apache
29 2068 (10.74%) Computer Science
30 2042 (10.60%) Firewall

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 2125 (11.03%) Apache
2 1102 (5.72%) Tomcat
3 681 (3.54%) Elasticsearch
4 644 (3.34%) nginx
5 627 (3.26%) OpenStack
6 615 (3.19%) IIS
7 476 (2.47%) JBoss
8 464 (2.41%) Confluence
9 399 (2.07%) MS Exchange
10 371 (1.93%) WebSphere
11 366 (1.90%) WebLogic
12 331 (1.72%) Apache Spark
13 282 (1.46%) CMS
14 238 (1.24%) SharePoint
15 221 (1.15%) WordPress
16 164 (0.85%) Skype for Business
17 156 (0.81%) Apache Solr
18 149 (0.77%) Exchange Server 2010
19 148 (0.77%) Oracle SOA Suite
20 139 (0.72%) Drupal
Applications
1 288 (1.50%) Microsoft Office
2 166 (0.86%) Microsoft Excel
3 72 (0.37%) Photoshop
4 61 (0.32%) MS Visio
5 57 (0.30%) Microsoft PowerPoint
6 52 (0.27%) Adobe Illustrator
7 26 (0.14%) Simulink
8 24 (0.12%) Spreadsheet
9 18 (0.093%) SPSS
10 17 (0.088%) Microsoft Project
11 14 (0.073%) Adobe Creative Suite
12 13 (0.068%) SOLIDWORKS
13 10 (0.052%) EngageOne
13 10 (0.052%) HipChat
14 9 (0.047%) Maya
15 7 (0.036%) EPLAN
15 7 (0.036%) Inkscape
16 6 (0.031%) GIMP
16 6 (0.031%) Houdini
16 6 (0.031%) InDesign
Business Applications
1 147 (0.76%) Magento
2 37 (0.19%) Oracle EBS
3 36 (0.19%) Payment Gateway
4 32 (0.17%) Dynamics CRM
5 25 (0.13%) Oracle Applications
6 24 (0.12%) JDE EnterpriseOne
7 23 (0.12%) RMDS
8 19 (0.099%) Markit EDM
9 15 (0.078%) Dynamics NAV
10 14 (0.073%) assyst
11 13 (0.068%) Temenos T24
12 12 (0.062%) SAP BPC
13 10 (0.052%) Dynamics AX
13 10 (0.052%) Oracle Procure-to-Pay
13 10 (0.052%) Sage 200
13 10 (0.052%) SAP Hybris
14 9 (0.047%) Oracle EBS R12
15 8 (0.042%) MetaTrader
15 8 (0.042%) Oracle BPM
15 8 (0.042%) Workfront
Cloud Services
1 4109 (21.34%) Amazon AWS
2 1664 (8.64%) Microsoft Azure
3 800 (4.15%) SaaS
4 515 (2.67%) GitHub
5 510 (2.65%) Office 365
6 474 (2.46%) Amazon EC2
7 394 (2.05%) AWS CloudFormation
8 349 (1.81%) Google Cloud Platform
9 328 (1.70%) IaaS
10 318 (1.65%) Cloud Computing
11 293 (1.52%) PaaS
12 246 (1.28%) Amazon S3
13 137 (0.71%) Virtual Private Cloud
14 113 (0.59%) Serverless
15 101 (0.52%) OpenShift
16 98 (0.51%) Amazon CloudWatch
17 97 (0.50%) Amazon ELB
18 89 (0.46%) AWS Lambda
19 82 (0.43%) Route 53
20 77 (0.40%) AWS Elastic Beanstalk
Communications & Networking
1 2042 (10.60%) Firewall
2 1685 (8.75%) TCP/IP
3 1258 (6.53%) DNS
4 882 (4.58%) SAN
5 799 (4.15%) VPN
6 724 (3.76%) Internet
7 673 (3.49%) HTTP
8 644 (3.34%) WAN
9 589 (3.06%) DHCP
10 566 (2.94%) LAN
11 424 (2.20%) SSL
12 423 (2.20%) Network Security
13 365 (1.90%) VLAN
14 359 (1.86%) Wireless
15 346 (1.80%) VoIP
16 326 (1.69%) BGP
17 291 (1.51%) Ethernet
18 264 (1.37%) LDAP
19 258 (1.34%) OSPF
20 256 (1.33%) MPLS
Database & Business Intelligence
1 3151 (16.36%) MySQL
2 1772 (9.20%) SQL Server
3 1216 (6.31%) MongoDB
4 1196 (6.21%) NoSQL
5 1083 (5.62%) Relational Database
6 942 (4.89%) PostgreSQL
7 807 (4.19%) Big Data
8 571 (2.96%) Hadoop
9 537 (2.79%) Apache Cassandra
10 512 (2.66%) Oracle Database
11 486 (2.52%) RDBMS
12 459 (2.38%) Redis
13 274 (1.42%) Amazon RDS
14 228 (1.18%) Data Warehouse
15 205 (1.06%) Amazon DynamoDB
16 182 (0.95%) DB2
17 180 (0.93%) Oracle Database 12c
18 162 (0.84%) SQL Server Integration Services
19 161 (0.84%) HBase
20 153 (0.79%) SQL Server 2008
Development Applications
1 3027 (15.72%) Git (software)
2 2580 (13.40%) Jenkins
3 1377 (7.15%) JIRA
4 770 (4.00%) Subversion
5 760 (3.95%) Maven
6 664 (3.45%) TeamCity
7 515 (2.67%) Selenium
8 435 (2.26%) Atlassian Bamboo
9 434 (2.25%) JUnit
10 333 (1.73%) Vagrant
11 287 (1.49%) Cucumber
12 270 (1.40%) Bitbucket
13 252 (1.31%) Eclipse
14 247 (1.28%) Gradle
15 224 (1.16%) Sonatype Nexus
16 211 (1.10%) Visual Studio
17 197 (1.02%) gulp
18 186 (0.97%) PHPUnit
19 172 (0.89%) Octopus Deploy
20 171 (0.89%) Ant
General
1 4009 (20.82%) Finance
2 1708 (8.87%) Banking
3 1070 (5.56%) Telecoms
4 855 (4.44%) Investment Banking
5 841 (4.37%) Marketing
6 707 (3.67%) Retail
7 683 (3.55%) Retail Banking
8 569 (2.95%) Electronics
9 557 (2.89%) Games
10 445 (2.31%) Manufacturing
11 370 (1.92%) Front Office
12 213 (1.11%) Advertising
13 203 (1.05%) Automotive
14 190 (0.99%) Back Office
15 185 (0.96%) Legal
16 171 (0.89%) Law
17 163 (0.85%) Financial Institution
18 141 (0.73%) Publishing
19 77 (0.40%) Billing
20 70 (0.36%) Aerospace
Job Titles
1 5027 (26.10%) Developer
2 2489 (12.92%) DevOps Engineer
3 1719 (8.93%) Linux Engineer
4 1590 (8.26%) Software Engineer
5 1431 (7.43%) Java Developer
6 1394 (7.24%) Administrator
7 1293 (6.71%) Analyst
8 1012 (5.25%) PHP Developer
9 971 (5.04%) Systems Administrator
10 968 (5.03%) Senior Developer
11 819 (4.25%) Linux Administrator
12 804 (4.17%) Support Engineer
13 796 (4.13%) Linux/Unix DevOps
14 751 (3.90%) Systems Engineer
15 741 (3.85%) Infrastructure Engineer
16 700 (3.63%) Software Developer
17 697 (3.62%) Linux Systems Administrator
18 636 (3.30%) C++ Software Engineer
19 620 (3.22%) AWS Engineer
20 596 (3.09%) Consultant
Libraries, Frameworks & Software Standards
1 2395 (12.44%) HTML
2 1994 (10.35%) CSS
3 1801 (9.35%) Web Services
4 1219 (6.33%) LAMP
5 1140 (5.92%) Spring
6 1049 (5.45%) .NET
7 1005 (5.22%) AngularJS
8 996 (5.17%) XML
9 970 (5.04%) jQuery
10 919 (4.77%) REST
11 909 (4.72%) HTML5
12 849 (4.41%) Node.js
13 728 (3.78%) RESTful
14 704 (3.66%) SOAP
15 672 (3.49%) JSON
16 637 (3.31%) Hibernate
17 499 (2.59%) J2EE
18 468 (2.43%) React
19 455 (2.36%) CSS3
20 447 (2.32%) Middleware
Miscellaneous
1 2068 (10.74%) Computer Science
2 1212 (6.29%) Data Centre
3 1169 (6.07%) Analytical Skills
4 656 (3.41%) Linux Command Line
5 606 (3.15%) Fintech
6 503 (2.61%) Algorithms
7 472 (2.45%) User Experience
8 456 (2.37%) Management Information System
9 438 (2.27%) Equities
10 424 (2.20%) Foreign Exchange (FX)
11 394 (2.05%) Derivative
12 384 (1.99%) Clustering
12 384 (1.99%) Enterprise Software
13 344 (1.79%) Greenfield Project
14 330 (1.71%) Public Cloud
15 319 (1.66%) Mobile App
16 267 (1.39%) Data Structures
17 260 (1.35%) Replication
18 245 (1.27%) Fixed Income
19 243 (1.26%) Private Cloud
Operating Systems
1 6304 (32.73%) Windows
2 4615 (23.96%) Unix
3 1747 (9.07%) Red Hat Enterprise Linux
4 1561 (8.11%) Windows Server
5 1403 (7.28%) CentOS
6 1012 (5.25%) Ubuntu
7 782 (4.06%) Solaris
8 590 (3.06%) Windows Server 2012
9 566 (2.94%) Windows Server 2008
10 531 (2.76%) Debian
11 493 (2.56%) Android
12 374 (1.94%) AIX
13 347 (1.80%) Apple iOS
14 271 (1.41%) Mac OS X
15 263 (1.37%) Windows 7
16 244 (1.27%) Embedded Linux
17 214 (1.11%) Mac OS
18 213 (1.11%) Windows 10
19 168 (0.87%) Windows Server 2003
20 114 (0.59%) HPUX
Processes & Methodologies
1 5282 (27.43%) Agile Software Development
2 4803 (24.94%) DevOps
3 2835 (14.72%) Software Engineering
4 2298 (11.93%) Continuous Integration
5 1731 (8.99%) Configuration Management
6 1689 (8.77%) Scrum
7 1660 (8.62%) OO
8 1649 (8.56%) ITIL
9 1630 (8.46%) TDD
10 1627 (8.45%) Open Source
11 1374 (7.13%) Test Automation
12 1124 (5.84%) E-Commerce
13 1032 (5.36%) MVC
14 1009 (5.24%) SDLC
15 989 (5.14%) Web Development
16 988 (5.13%) Mentoring
17 925 (4.80%) Microservices
18 892 (4.63%) High Availability
19 861 (4.47%) Analytics
20 827 (4.29%) BDD
Programming Languages
1 5544 (28.79%) Java
2 5381 (27.94%) Python
3 4313 (22.39%) SQL
4 3139 (16.30%) JavaScript
5 2766 (14.36%) C++
6 2459 (12.77%) Bash Shell
7 2346 (12.18%) PHP
8 1943 (10.09%) Perl
9 1806 (9.38%) C
10 1723 (8.95%) Ruby
11 1344 (6.98%) Shell Script
12 1332 (6.92%) C#
13 1295 (6.72%) PowerShell
14 424 (2.20%) Go
15 421 (2.19%) Scala
16 398 (2.07%) PL/SQL
17 250 (1.30%) Groovy
18 208 (1.08%) Embedded C
19 177 (0.92%) T-SQL
20 163 (0.85%) VB
Qualifications
1 2993 (15.54%) Degree
2 902 (4.68%) Computer Science Degree
3 852 (4.42%) Security Cleared
4 658 (3.42%) Cisco Certification
5 438 (2.27%) CCNA
6 434 (2.25%) SC Cleared
7 402 (2.09%) CISSP
8 335 (1.74%) Microsoft Certification
9 302 (1.57%) CCNP
10 272 (1.41%) DV Cleared
11 236 (1.23%) MCSE
12 227 (1.18%) CISM
13 202 (1.05%) PhD
14 178 (0.92%) RHCE
15 150 (0.78%) GIAC
16 145 (0.75%) VMware Certified Professional (VCP)
17 136 (0.71%) MCSA
18 135 (0.70%) Numerate Degree
19 126 (0.65%) Master's Degree
20 121 (0.63%) ISTQB
Quality Assurance & Compliance
1 928 (4.82%) QA
2 524 (2.72%) SLA
3 352 (1.83%) ISO/IEC 27001
4 190 (0.99%) PCI DSS
5 109 (0.57%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 81 (0.42%) GCP
7 72 (0.37%) GDPR
8 54 (0.28%) ISO 9001
9 41 (0.21%) Data Quality
10 38 (0.20%) ISO/IEC 20000
11 34 (0.18%) COBIT
12 33 (0.17%) PMO
12 33 (0.17%) Sarbanes-Oxley
13 22 (0.11%) NIST 800
14 18 (0.093%) Cyber Essentials
14 18 (0.093%) MISRA
15 14 (0.073%) ISO 22301
15 14 (0.073%) MiFID
16 13 (0.068%) MISRA C
17 12 (0.062%) Disclosure Scotland
System Software
1 2408 (12.50%) Docker
2 1768 (9.18%) VMware Infrastructure
3 1466 (7.61%) Active Directory
4 506 (2.63%) Hyper-V
5 493 (2.56%) vSphere
6 428 (2.22%) VMware ESXi
7 388 (2.01%) Virtual Machines
8 253 (1.31%) KVM
9 227 (1.18%) Xen
10 189 (0.98%) NFS
11 152 (0.79%) Firmware
12 148 (0.77%) XenServer
13 134 (0.70%) XenApp
14 130 (0.68%) iptables
15 111 (0.58%) Oracle RAC
16 106 (0.55%) Virtual Servers
17 100 (0.52%) LXC
18 80 (0.42%) Samba
19 74 (0.38%) Varnish
20 69 (0.36%) VirtualBox
Systems Management
1 3075 (15.97%) Puppet
2 2540 (13.19%) Ansible
3 2239 (11.63%) Opscode Chef
4 954 (4.95%) Kubernetes
5 773 (4.01%) Terraform
6 726 (3.77%) Nagios
7 256 (1.33%) SCCM
8 232 (1.20%) Salt
9 217 (1.13%) ZABBIX
10 192 (1.00%) Grafana
11 183 (0.95%) Packer
12 181 (0.94%) SCOM
13 148 (0.77%) Kibana
13 148 (0.77%) Nessus
13 148 (0.77%) Tivoli
14 143 (0.74%) HAProxy
15 128 (0.66%) WSUS
16 120 (0.62%) logstash
17 117 (0.61%) vCenter Server
18 113 (0.59%) Cobbler
Vendors
1 2705 (14.05%) VMware
2 2315 (12.02%) Red Hat
3 2278 (11.83%) Oracle
4 1997 (10.37%) Microsoft
5 1540 (8.00%) Cisco
6 567 (2.94%) HP
7 537 (2.79%) Google
8 501 (2.60%) Citrix
9 477 (2.48%) IBM
10 464 (2.41%) Juniper
11 454 (2.36%) Splunk
12 426 (2.21%) SAP
13 393 (2.04%) NetApp
14 311 (1.61%) F5
15 294 (1.53%) Sybase
16 267 (1.39%) Zend
17 266 (1.38%) Atlassian
18 260 (1.35%) EMC
19 245 (1.27%) CheckPoint
20 237 (1.23%) Apple