Period
to 21 November 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 21 November 2017 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 16 16 16
Rank change year-on-year 0 0 0
Permanent jobs citing Linux 19666 20802 23213
As % of all permanent IT jobs advertised in the UK 10.87% 11.01% 10.68%
As % of the Operating Systems category 44.24% 44.46% 40.67%
Number of salaries quoted 15679 17467 19638
UK median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £29,750 £28,750 £28,000
90th Percentile £78,750 £76,250 £75,000
UK excluding London median annual salary £45,000 £44,738 £42,500
% change year-on-year +0.59% +5.26% +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 44451 46783 57081
As % of all permanent IT jobs advertised in the UK 24.57% 24.77% 26.27%
Number of salaries quoted 35883 39740 48168
UK median annual salary £45,000 £45,000 £43,500
Median salary % change year-on-year - +3.45% +3.57%
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 £40,000

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 21 November 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 21 November 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 18518 £50,000 - 1479
UK excluding London 0 10777 £45,000 +0.59% 866
London -1 8565 £60,000 +4.35% 661
South East -2 3879 £45,000 -5.26% 253
North of England +4 2221 £42,500 +6.25% 205
East of England +1 1497 £50,000 +8.70% 146
South West -2 1251 £42,500 +6.25% 91
North West 0 1131 £43,750 +9.38% 119
Midlands -6 1099 £40,000 - 121
Yorkshire +6 966 £42,500 +6.25% 76
West Midlands -5 726 £40,000 +1.72% 76
Scotland +1 596 £40,000 -5.88% 33
East Midlands -9 365 £37,500 -6.25% 45
Wales +4 217 £42,500 +6.25% 12
North East 0 118 £41,250 +3.13% 10
Northern Ireland -5 48 £40,000 +15.94% 6
Channel Islands -1 5 £32,500 -35.00%

For the 6 months to 21 November 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 6457 (32.83%) Windows
2 5664 (28.80%) Python
3 5593 (28.44%) Java
4 5340 (27.15%) Agile Software Development
5 4934 (25.09%) DevOps
6 4621 (23.50%) Unix
7 4373 (22.24%) SQL
8 4267 (21.70%) Amazon AWS
9 3976 (20.22%) Finance
10 3260 (16.58%) MySQL
11 3229 (16.42%) JavaScript
12 3091 (15.72%) Degree
13 3075 (15.64%) Puppet
14 3036 (15.44%) Git (software)
15 3023 (15.37%) Software Engineering
16 2897 (14.73%) C++
17 2683 (13.64%) VMware
18 2621 (13.33%) Jenkins
19 2620 (13.32%) Bash Shell
20 2560 (13.02%) Ansible
21 2496 (12.69%) Docker
22 2480 (12.61%) HTML
23 2468 (12.55%) PHP
24 2296 (11.67%) Opscode Chef
25 2277 (11.58%) Oracle
26 2258 (11.48%) Continuous Integration
27 2230 (11.34%) Red Hat
28 2151 (10.94%) Computer Science
29 2085 (10.60%) CSS
30 2076 (10.56%) Apache

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 2076 (10.56%) Apache
2 1052 (5.35%) Tomcat
3 705 (3.58%) Elasticsearch
4 642 (3.26%) OpenStack
5 641 (3.26%) nginx
6 585 (2.97%) IIS
7 448 (2.28%) Confluence
8 408 (2.07%) JBoss
9 391 (1.99%) MS Exchange
10 370 (1.88%) WebSphere
11 365 (1.86%) Apache Spark
12 315 (1.60%) WebLogic
13 280 (1.42%) CMS
14 234 (1.19%) SharePoint
15 221 (1.12%) WordPress
16 168 (0.85%) Skype for Business
17 147 (0.75%) Drupal
18 140 (0.71%) Apache Solr
19 137 (0.70%) Exchange Server 2010
20 121 (0.62%) Oracle SOA Suite
Applications
1 287 (1.46%) Microsoft Office
2 163 (0.83%) Microsoft Excel
3 78 (0.40%) Photoshop
4 60 (0.31%) MS Visio
5 52 (0.26%) Adobe Illustrator
6 46 (0.23%) Microsoft PowerPoint
7 27 (0.14%) Simulink
8 26 (0.13%) Spreadsheet
9 23 (0.12%) Adobe Creative Suite
10 20 (0.10%) SPSS
11 13 (0.066%) Microsoft Project
11 13 (0.066%) SOLIDWORKS
12 12 (0.061%) HipChat
13 9 (0.046%) EngageOne
14 7 (0.036%) EPLAN
14 7 (0.036%) Maya
15 6 (0.031%) GIMP
15 6 (0.031%) Houdini
15 6 (0.031%) Inkscape
15 6 (0.031%) NUKE
Business Applications
1 143 (0.73%) Magento
2 41 (0.21%) Dynamics CRM
2 41 (0.21%) Payment Gateway
3 31 (0.16%) Oracle EBS
4 27 (0.14%) JDE EnterpriseOne
5 22 (0.11%) Markit EDM
5 22 (0.11%) Oracle Applications
6 18 (0.092%) RMDS
7 14 (0.071%) Unit4 Business World
8 13 (0.066%) Dynamics NAV
8 13 (0.066%) SAP BPC
8 13 (0.066%) Temenos T24
9 12 (0.061%) assyst
10 10 (0.051%) BusinessWorks
10 10 (0.051%) Sage 200
11 9 (0.046%) Dynamics AX
11 9 (0.046%) FLEXCUBE
11 9 (0.046%) MetaTrader
12 8 (0.041%) NetSuite
12 8 (0.041%) thinkFolio
Cloud Services
1 4267 (21.70%) Amazon AWS
2 1756 (8.93%) Microsoft Azure
3 845 (4.30%) SaaS
4 516 (2.62%) Office 365
5 503 (2.56%) GitHub
6 486 (2.47%) Amazon EC2
7 425 (2.16%) AWS CloudFormation
8 382 (1.94%) Google Cloud Platform
9 333 (1.69%) Cloud Computing
10 296 (1.51%) IaaS
11 284 (1.44%) PaaS
12 279 (1.42%) Amazon S3
13 143 (0.73%) Serverless
14 127 (0.65%) Virtual Private Cloud
15 106 (0.54%) OpenShift
16 105 (0.53%) AWS Lambda
17 104 (0.53%) Amazon ELB
18 103 (0.52%) Amazon CloudWatch
19 90 (0.46%) AWS Elastic Beanstalk
20 84 (0.43%) Route 53
Communications & Networking
1 2057 (10.46%) Firewall
2 1765 (8.97%) TCP/IP
3 1308 (6.65%) DNS
4 843 (4.29%) VPN
5 808 (4.11%) SAN
6 706 (3.59%) Internet
7 677 (3.44%) HTTP
8 626 (3.18%) DHCP
9 620 (3.15%) WAN
10 540 (2.75%) LAN
11 445 (2.26%) SSL
12 415 (2.11%) Network Security
13 357 (1.82%) Wireless
14 355 (1.81%) VoIP
15 350 (1.78%) VLAN
16 306 (1.56%) BGP
17 278 (1.41%) LDAP
18 268 (1.36%) Ethernet
19 243 (1.24%) MPLS
19 243 (1.24%) OSPF
Database & Business Intelligence
1 3260 (16.58%) MySQL
2 1823 (9.27%) SQL Server
3 1168 (5.94%) NoSQL
4 1155 (5.87%) MongoDB
5 1093 (5.56%) Relational Database
6 1016 (5.17%) PostgreSQL
7 805 (4.09%) Big Data
8 565 (2.87%) Hadoop
9 515 (2.62%) Oracle Database
10 502 (2.55%) RDBMS
11 478 (2.43%) Apache Cassandra
12 446 (2.27%) Redis
13 275 (1.40%) Amazon RDS
14 208 (1.06%) Data Warehouse
15 195 (0.99%) Oracle Database 12c
16 188 (0.96%) Amazon DynamoDB
17 187 (0.95%) DB2
18 162 (0.82%) HBase
19 157 (0.80%) Apache Hive
20 156 (0.79%) Blockchain
Development Applications
1 3036 (15.44%) Git (software)
2 2621 (13.33%) Jenkins
3 1347 (6.85%) JIRA
4 810 (4.12%) Subversion
5 749 (3.81%) Maven
6 640 (3.25%) TeamCity
7 494 (2.51%) Selenium
8 447 (2.27%) Atlassian Bamboo
9 396 (2.01%) JUnit
10 354 (1.80%) Vagrant
11 283 (1.44%) Bitbucket
12 275 (1.40%) Cucumber
13 250 (1.27%) Gradle
14 235 (1.19%) Eclipse
15 231 (1.17%) Sonatype Nexus
16 200 (1.02%) gulp
17 199 (1.01%) Visual Studio
18 190 (0.97%) PHPUnit
19 158 (0.80%) Ant
19 158 (0.80%) Octopus Deploy
General
1 3976 (20.22%) Finance
2 1725 (8.77%) Banking
3 1035 (5.26%) Telecoms
4 814 (4.14%) Investment Banking
5 740 (3.76%) Marketing
6 698 (3.55%) Retail
7 644 (3.27%) Retail Banking
8 593 (3.02%) Games
9 504 (2.56%) Electronics
10 397 (2.02%) Manufacturing
11 382 (1.94%) Front Office
12 268 (1.36%) Advertising
13 208 (1.06%) Automotive
14 201 (1.02%) Back Office
15 194 (0.99%) Law
16 175 (0.89%) Legal
17 170 (0.86%) Financial Institution
18 142 (0.72%) Publishing
19 87 (0.44%) Aerospace
20 85 (0.43%) French Language
Job Titles
1 5037 (25.61%) Developer
2 2560 (13.02%) DevOps Engineer
3 1773 (9.02%) Linux Engineer
4 1744 (8.87%) Software Engineer
5 1402 (7.13%) Java Developer
6 1353 (6.88%) Administrator
7 1318 (6.70%) Analyst
8 1050 (5.34%) PHP Developer
9 1014 (5.16%) Senior Developer
10 980 (4.98%) Systems Administrator
11 845 (4.30%) Support Engineer
12 830 (4.22%) Linux/Unix DevOps
13 829 (4.22%) Linux Administrator
14 794 (4.04%) Systems Engineer
15 718 (3.65%) Software Developer
16 717 (3.65%) Linux Systems Administrator
17 704 (3.58%) Infrastructure Engineer
18 696 (3.54%) C++ Software Engineer
19 656 (3.34%) AWS Engineer
20 616 (3.13%) Consultant
Libraries, Frameworks & Software Standards
1 2480 (12.61%) HTML
2 2085 (10.60%) CSS
3 1803 (9.17%) Web Services
4 1233 (6.27%) LAMP
5 1074 (5.46%) Spring
6 1052 (5.35%) .NET
7 1010 (5.14%) jQuery
8 1002 (5.10%) AngularJS
9 964 (4.90%) XML
10 914 (4.65%) HTML5
11 910 (4.63%) Node.js
11 910 (4.63%) REST
12 747 (3.80%) RESTful
13 703 (3.57%) SOAP
14 645 (3.28%) JSON
15 578 (2.94%) Hibernate
16 519 (2.64%) J2EE
17 490 (2.49%) React
18 469 (2.38%) Middleware
19 461 (2.34%) CSS3
Miscellaneous
1 2151 (10.94%) Computer Science
2 1249 (6.35%) Analytical Skills
3 1178 (5.99%) Data Centre
4 660 (3.36%) Linux Command Line
5 588 (2.99%) Fintech
6 513 (2.61%) Algorithms
7 497 (2.53%) Management Information System
8 476 (2.42%) User Experience
9 445 (2.26%) Equities
10 421 (2.14%) Foreign Exchange (FX)
11 401 (2.04%) Derivative
12 395 (2.01%) Enterprise Software
13 377 (1.92%) Public Cloud
14 372 (1.89%) Clustering
15 355 (1.81%) Mobile App
16 353 (1.79%) Greenfield Project
17 263 (1.34%) Private Cloud
18 261 (1.33%) Replication
19 251 (1.28%) Data Structures
20 245 (1.25%) Fixed Income
Operating Systems
1 6457 (32.83%) Windows
2 4621 (23.50%) Unix
3 1745 (8.87%) Red Hat Enterprise Linux
4 1613 (8.20%) Windows Server
5 1444 (7.34%) CentOS
6 1041 (5.29%) Ubuntu
7 757 (3.85%) Solaris
8 591 (3.01%) Windows Server 2012
9 574 (2.92%) Windows Server 2008
10 526 (2.67%) Debian
11 454 (2.31%) Android
12 369 (1.88%) AIX
13 333 (1.69%) Apple iOS
14 285 (1.45%) Windows 7
15 273 (1.39%) Embedded Linux
16 271 (1.38%) Mac OS X
17 252 (1.28%) Windows 10
18 196 (1.00%) Mac OS
19 174 (0.88%) Windows Server 2003
20 120 (0.61%) HPUX
Processes & Methodologies
1 5340 (27.15%) Agile Software Development
2 4934 (25.09%) DevOps
3 3023 (15.37%) Software Engineering
4 2258 (11.48%) Continuous Integration
5 1831 (9.31%) Configuration Management
6 1679 (8.54%) Open Source
7 1675 (8.52%) OO
8 1645 (8.36%) ITIL
9 1630 (8.29%) Scrum
10 1596 (8.12%) TDD
11 1358 (6.91%) Test Automation
12 1123 (5.71%) E-Commerce
13 1076 (5.47%) MVC
14 1013 (5.15%) Web Development
15 989 (5.03%) Mentoring
16 982 (4.99%) SDLC
17 970 (4.93%) Microservices
18 858 (4.36%) Analytics
18 858 (4.36%) OOP
19 854 (4.34%) High Availability
Programming Languages
1 5664 (28.80%) Python
2 5593 (28.44%) Java
3 4373 (22.24%) SQL
4 3229 (16.42%) JavaScript
5 2897 (14.73%) C++
6 2620 (13.32%) Bash Shell
7 2468 (12.55%) PHP
8 1966 (10.00%) Perl
9 1948 (9.91%) C
10 1823 (9.27%) Ruby
11 1382 (7.03%) Shell Script
12 1346 (6.84%) C#
13 1309 (6.66%) PowerShell
14 448 (2.28%) Scala
15 432 (2.20%) Go
16 385 (1.96%) PL/SQL
17 231 (1.17%) Embedded C
18 207 (1.05%) Groovy
19 179 (0.91%) Embedded C++
20 148 (0.75%) T-SQL
Qualifications
1 3091 (15.72%) Degree
2 920 (4.68%) Computer Science Degree
3 864 (4.39%) Security Cleared
4 646 (3.28%) Cisco Certification
5 460 (2.34%) SC Cleared
6 442 (2.25%) CCNA
7 441 (2.24%) CISSP
8 341 (1.73%) Microsoft Certification
9 279 (1.42%) CCNP
10 253 (1.29%) MCSE
11 251 (1.28%) DV Cleared
12 228 (1.16%) CISM
13 203 (1.03%) PhD
14 200 (1.02%) RHCE
15 164 (0.83%) GIAC
16 145 (0.74%) VMware Certified Professional (VCP)
17 142 (0.72%) MCSA
18 141 (0.72%) SANS
19 134 (0.68%) Numerate Degree
20 130 (0.66%) Master's Degree
Quality Assurance & Compliance
1 881 (4.48%) QA
2 529 (2.69%) SLA
3 366 (1.86%) ISO/IEC 27001
4 193 (0.98%) PCI DSS
5 110 (0.56%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 101 (0.51%) GCP
7 66 (0.34%) GDPR
8 48 (0.24%) ISO 9001
9 39 (0.20%) Data Quality
10 34 (0.17%) COBIT
10 34 (0.17%) PMO
11 32 (0.16%) Sarbanes-Oxley
12 29 (0.15%) ISO/IEC 20000
13 20 (0.10%) NIST 800
14 19 (0.097%) MISRA
15 16 (0.081%) Cyber Essentials
16 15 (0.076%) MISRA C
17 14 (0.071%) HIPAA
18 13 (0.066%) ISO 22301
18 13 (0.066%) SSAE 16
System Software
1 2496 (12.69%) Docker
2 1712 (8.71%) VMware Infrastructure
3 1428 (7.26%) Active Directory
4 499 (2.54%) Hyper-V
5 487 (2.48%) vSphere
6 433 (2.20%) VMware ESXi
7 383 (1.95%) Virtual Machines
8 238 (1.21%) KVM
9 199 (1.01%) NFS
10 187 (0.95%) Xen
11 140 (0.71%) Firmware
12 134 (0.68%) iptables
13 117 (0.59%) XenApp
13 117 (0.59%) XenServer
14 113 (0.57%) Oracle RAC
15 103 (0.52%) LXC
16 102 (0.52%) Virtual Servers
17 101 (0.51%) Samba
18 81 (0.41%) VMware NSX
19 72 (0.37%) Varnish
Systems Management
1 3075 (15.64%) Puppet
2 2560 (13.02%) Ansible
3 2296 (11.67%) Opscode Chef
4 1037 (5.27%) Kubernetes
5 872 (4.43%) Terraform
6 737 (3.75%) Nagios
7 257 (1.31%) SCCM
8 244 (1.24%) Salt
9 237 (1.21%) Packer
10 211 (1.07%) ZABBIX
11 180 (0.92%) Grafana
12 173 (0.88%) SCOM
13 171 (0.87%) Kibana
14 148 (0.75%) HAProxy
15 147 (0.75%) Nessus
16 140 (0.71%) Tivoli
17 126 (0.64%) vCenter Server
18 123 (0.63%) WSUS
19 122 (0.62%) logstash
20 120 (0.61%) Cacti
Vendors
1 2683 (13.64%) VMware
2 2277 (11.58%) Oracle
3 2230 (11.34%) Red Hat
4 2018 (10.26%) Microsoft
5 1521 (7.73%) Cisco
6 632 (3.21%) Google
7 568 (2.89%) HP
8 476 (2.42%) Citrix
9 475 (2.42%) IBM
10 451 (2.29%) Splunk
11 421 (2.14%) Juniper
12 368 (1.87%) SAP
13 341 (1.73%) NetApp
14 293 (1.49%) F5
15 288 (1.46%) Zend
16 275 (1.40%) Atlassian
16 275 (1.40%) Sybase
17 254 (1.29%) Apple
18 250 (1.27%) EMC
19 246 (1.25%) Palo Alto