Period
to 23 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 23 October 2017 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
23 Oct 2017
Same period 2016 Same period 2015
Rank 16 16 16
Rank change year-on-year 0 0 0
Permanent jobs citing Linux 19374 20714 23250
As % of all permanent IT jobs advertised in the UK 11.04% 10.92% 10.63%
As % of the Operating Systems category 44.38% 43.82% 40.39%
Number of salaries quoted 15453 17435 19658
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 £76,150 £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 43658 47272 57559
As % of all permanent IT jobs advertised in the UK 24.87% 24.93% 26.31%
Number of salaries quoted 35191 40114 48509
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 23 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 23 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 -1 18224 £50,000 - 1055
UK excluding London 0 10372 £45,000 +5.88% 639
London 0 8676 £60,000 +4.35% 449
South East -2 3652 £45,000 - 211
North of England +4 2197 £42,500 +6.25% 157
East of England -1 1366 £47,500 +5.56% 114
South West -1 1239 £42,500 +6.25% 49
North West +3 1131 £42,500 +6.25% 80
Midlands -4 1097 £39,412 -1.47% 75
Yorkshire +6 967 £42,500 +6.25% 66
West Midlands -5 747 £39,500 +5.33% 41
Scotland +3 596 £40,500 +0.62% 23
East Midlands -9 347 £35,000 -12.50% 34
Wales +4 217 £41,625 +5.38% 7
North East -2 93 £40,000 - 11
Northern Ireland -1 48 £40,000 +14.29% 2
Channel Islands -1 5 £32,500 -10.96% 1

For the 6 months to 23 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 6338 (32.71%) Windows
2 5581 (28.81%) Java
3 5411 (27.93%) Python
4 5311 (27.41%) Agile Software Development
5 4829 (24.93%) DevOps
6 4646 (23.98%) Unix
7 4341 (22.41%) SQL
8 4137 (21.35%) Amazon AWS
9 4029 (20.80%) Finance
10 3166 (16.34%) MySQL
11 3161 (16.32%) JavaScript
12 3089 (15.94%) Puppet
13 3047 (15.73%) Git (software)
14 3017 (15.57%) Degree
15 2849 (14.71%) Software Engineering
16 2782 (14.36%) C++
17 2721 (14.04%) VMware
18 2591 (13.37%) Jenkins
19 2553 (13.18%) Ansible
20 2481 (12.81%) Bash Shell
21 2415 (12.47%) Docker
22 2408 (12.43%) HTML
23 2361 (12.19%) PHP
24 2323 (11.99%) Red Hat
25 2309 (11.92%) Continuous Integration
26 2286 (11.80%) Oracle
27 2250 (11.61%) Opscode Chef
28 2132 (11.00%) Apache
29 2086 (10.77%) Computer Science
30 2050 (10.58%) 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 2132 (11.00%) Apache
2 1107 (5.71%) Tomcat
3 687 (3.55%) Elasticsearch
4 650 (3.36%) nginx
5 626 (3.23%) OpenStack
6 619 (3.20%) IIS
7 475 (2.45%) JBoss
8 468 (2.42%) Confluence
9 403 (2.08%) MS Exchange
10 374 (1.93%) WebSphere
11 366 (1.89%) WebLogic
12 333 (1.72%) Apache Spark
13 287 (1.48%) CMS
14 240 (1.24%) SharePoint
15 223 (1.15%) WordPress
16 165 (0.85%) Skype for Business
17 157 (0.81%) Apache Solr
18 150 (0.77%) Exchange Server 2010
19 148 (0.76%) Oracle SOA Suite
20 140 (0.72%) Drupal
Applications
1 289 (1.49%) Microsoft Office
2 167 (0.86%) Microsoft Excel
3 74 (0.38%) Photoshop
4 62 (0.32%) MS Visio
5 58 (0.30%) Microsoft PowerPoint
6 53 (0.27%) Adobe Illustrator
7 27 (0.14%) Simulink
8 24 (0.12%) Spreadsheet
9 19 (0.098%) SPSS
10 17 (0.088%) Microsoft Project
11 15 (0.077%) Adobe Creative Suite
12 13 (0.067%) SOLIDWORKS
13 10 (0.052%) EngageOne
13 10 (0.052%) HipChat
14 9 (0.046%) 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
1 149 (0.77%) Magento
2 37 (0.19%) Oracle EBS
2 37 (0.19%) Payment Gateway
3 33 (0.17%) Dynamics CRM
4 25 (0.13%) Oracle Applications
5 24 (0.12%) JDE EnterpriseOne
6 23 (0.12%) RMDS
7 19 (0.098%) Markit EDM
8 15 (0.077%) Dynamics NAV
9 14 (0.072%) assyst
10 13 (0.067%) Temenos T24
11 12 (0.062%) SAP BPC
12 10 (0.052%) Dynamics AX
12 10 (0.052%) Oracle Procure-to-Pay
12 10 (0.052%) Sage 200
12 10 (0.052%) SAP Hybris
13 9 (0.046%) MetaTrader
13 9 (0.046%) Oracle EBS R12
14 8 (0.041%) Oracle BPM
14 8 (0.041%) Remedy ITSM
Cloud Services
1 4137 (21.35%) Amazon AWS
2 1677 (8.66%) Microsoft Azure
3 807 (4.17%) SaaS
4 517 (2.67%) GitHub
5 514 (2.65%) Office 365
6 477 (2.46%) Amazon EC2
7 397 (2.05%) AWS CloudFormation
8 354 (1.83%) Google Cloud Platform
9 328 (1.69%) IaaS
10 321 (1.66%) Cloud Computing
11 295 (1.52%) PaaS
12 248 (1.28%) Amazon S3
13 138 (0.71%) Virtual Private Cloud
14 113 (0.58%) Serverless
15 101 (0.52%) OpenShift
16 98 (0.51%) Amazon CloudWatch
16 98 (0.51%) Amazon ELB
17 89 (0.46%) AWS Lambda
18 82 (0.42%) Route 53
19 77 (0.40%) AWS Elastic Beanstalk
Communications & Networking
1 2050 (10.58%) Firewall
2 1694 (8.74%) TCP/IP
3 1267 (6.54%) DNS
4 884 (4.56%) SAN
5 802 (4.14%) VPN
6 730 (3.77%) Internet
7 675 (3.48%) HTTP
8 650 (3.36%) WAN
9 595 (3.07%) DHCP
10 570 (2.94%) LAN
11 426 (2.20%) SSL
12 423 (2.18%) Network Security
13 365 (1.88%) VLAN
14 362 (1.87%) Wireless
15 349 (1.80%) VoIP
16 325 (1.68%) BGP
17 291 (1.50%) Ethernet
18 268 (1.38%) LDAP
19 258 (1.33%) OSPF
20 257 (1.33%) MPLS
Database & Business Intelligence
1 3166 (16.34%) MySQL
2 1786 (9.22%) SQL Server
3 1219 (6.29%) MongoDB
4 1200 (6.19%) NoSQL
5 1092 (5.64%) Relational Database
6 949 (4.90%) PostgreSQL
7 811 (4.19%) Big Data
8 574 (2.96%) Hadoop
9 537 (2.77%) Apache Cassandra
10 511 (2.64%) Oracle Database
11 490 (2.53%) RDBMS
12 459 (2.37%) Redis
13 275 (1.42%) Amazon RDS
14 229 (1.18%) Data Warehouse
15 207 (1.07%) Amazon DynamoDB
16 183 (0.94%) DB2
17 180 (0.93%) Oracle Database 12c
18 163 (0.84%) SQL Server Integration Services
19 160 (0.83%) HBase
20 154 (0.79%) SQL Server 2008
Development Applications
1 3047 (15.73%) Git (software)
2 2591 (13.37%) Jenkins
3 1391 (7.18%) JIRA
4 771 (3.98%) Subversion
5 765 (3.95%) Maven
6 668 (3.45%) TeamCity
7 517 (2.67%) Selenium
8 438 (2.26%) Atlassian Bamboo
9 433 (2.23%) JUnit
10 336 (1.73%) Vagrant
11 291 (1.50%) Cucumber
12 276 (1.42%) Bitbucket
13 254 (1.31%) Eclipse
14 250 (1.29%) Gradle
15 225 (1.16%) Sonatype Nexus
16 212 (1.09%) Visual Studio
17 199 (1.03%) gulp
18 184 (0.95%) PHPUnit
19 172 (0.89%) Octopus Deploy
20 171 (0.88%) Ant
General
1 4029 (20.80%) Finance
2 1719 (8.87%) Banking
3 1075 (5.55%) Telecoms
4 857 (4.42%) Investment Banking
5 844 (4.36%) Marketing
6 710 (3.66%) Retail
7 683 (3.53%) Retail Banking
8 570 (2.94%) Electronics
9 557 (2.87%) Games
10 446 (2.30%) Manufacturing
11 373 (1.93%) Front Office
12 217 (1.12%) Advertising
13 203 (1.05%) Automotive
14 192 (0.99%) Back Office
15 187 (0.97%) Legal
16 173 (0.89%) Law
17 164 (0.85%) Financial Institution
18 143 (0.74%) Publishing
19 79 (0.41%) Billing
20 70 (0.36%) French Language
Job Titles
1 5055 (26.09%) Developer
2 2502 (12.91%) DevOps Engineer
3 1735 (8.96%) Linux Engineer
4 1597 (8.24%) Software Engineer
5 1443 (7.45%) Java Developer
6 1405 (7.25%) Administrator
7 1295 (6.68%) Analyst
8 1019 (5.26%) PHP Developer
9 979 (5.05%) Systems Administrator
10 972 (5.02%) Senior Developer
11 828 (4.27%) Linux Administrator
12 809 (4.18%) Support Engineer
13 804 (4.15%) Linux/Unix DevOps
14 756 (3.90%) Systems Engineer
15 744 (3.84%) Infrastructure Engineer
16 704 (3.63%) Linux Systems Administrator
17 701 (3.62%) Software Developer
18 640 (3.30%) C++ Software Engineer
19 623 (3.22%) AWS Engineer
20 604 (3.12%) Consultant
Libraries, Frameworks & Software Standards
1 2408 (12.43%) HTML
2 2006 (10.35%) CSS
3 1812 (9.35%) Web Services
4 1223 (6.31%) LAMP
5 1144 (5.90%) Spring
6 1055 (5.45%) .NET
7 1007 (5.20%) AngularJS
8 1001 (5.17%) XML
9 975 (5.03%) jQuery
10 927 (4.78%) REST
11 912 (4.71%) HTML5
12 852 (4.40%) Node.js
13 733 (3.78%) RESTful
14 710 (3.66%) SOAP
15 677 (3.49%) JSON
16 639 (3.30%) Hibernate
17 504 (2.60%) J2EE
18 471 (2.43%) React
19 458 (2.36%) CSS3
20 448 (2.31%) Middleware
Miscellaneous
1 2086 (10.77%) Computer Science
2 1215 (6.27%) Data Centre
3 1176 (6.07%) Analytical Skills
4 660 (3.41%) Linux Command Line
5 608 (3.14%) Fintech
6 506 (2.61%) Algorithms
7 477 (2.46%) User Experience
8 458 (2.36%) Management Information System
9 438 (2.26%) Equities
10 425 (2.19%) Foreign Exchange (FX)
11 394 (2.03%) Derivative
12 387 (2.00%) Enterprise Software
13 385 (1.99%) Clustering
14 344 (1.78%) Greenfield Project
15 331 (1.71%) Public Cloud
16 323 (1.67%) Mobile App
17 268 (1.38%) Data Structures
18 262 (1.35%) Replication
19 245 (1.26%) Fixed Income
20 244 (1.26%) Private Cloud
Operating Systems
1 6338 (32.71%) Windows
2 4646 (23.98%) Unix
3 1757 (9.07%) Red Hat Enterprise Linux
4 1569 (8.10%) Windows Server
5 1409 (7.27%) CentOS
6 1018 (5.25%) Ubuntu
7 786 (4.06%) Solaris
8 594 (3.07%) Windows Server 2012
9 571 (2.95%) Windows Server 2008
10 532 (2.75%) Debian
11 496 (2.56%) Android
12 377 (1.95%) AIX
13 350 (1.81%) Apple iOS
14 275 (1.42%) Mac OS X
15 264 (1.36%) Windows 7
16 247 (1.27%) Embedded Linux
17 215 (1.11%) Mac OS
18 214 (1.10%) Windows 10
19 171 (0.88%) Windows Server 2003
20 118 (0.61%) HPUX
Processes & Methodologies
1 5311 (27.41%) Agile Software Development
2 4829 (24.93%) DevOps
3 2849 (14.71%) Software Engineering
4 2309 (11.92%) Continuous Integration
5 1742 (8.99%) Configuration Management
6 1697 (8.76%) Scrum
7 1666 (8.60%) OO
8 1653 (8.53%) ITIL
9 1636 (8.44%) TDD
10 1634 (8.43%) Open Source
11 1387 (7.16%) Test Automation
12 1130 (5.83%) E-Commerce
13 1037 (5.35%) MVC
14 1012 (5.22%) SDLC
15 991 (5.12%) Mentoring
16 990 (5.11%) Web Development
17 933 (4.82%) Microservices
18 896 (4.62%) High Availability
19 868 (4.48%) Analytics
20 830 (4.28%) BDD
Programming Languages
1 5581 (28.81%) Java
2 5411 (27.93%) Python
3 4341 (22.41%) SQL
4 3161 (16.32%) JavaScript
5 2782 (14.36%) C++
6 2481 (12.81%) Bash Shell
7 2361 (12.19%) PHP
8 1954 (10.09%) Perl
9 1821 (9.40%) C
10 1730 (8.93%) Ruby
11 1356 (7.00%) Shell Script
12 1343 (6.93%) C#
13 1306 (6.74%) PowerShell
14 426 (2.20%) Go
15 423 (2.18%) Scala
16 399 (2.06%) PL/SQL
17 250 (1.29%) Groovy
18 209 (1.08%) Embedded C
19 178 (0.92%) T-SQL
20 163 (0.84%) VB
Qualifications
1 3017 (15.57%) Degree
2 907 (4.68%) Computer Science Degree
3 860 (4.44%) Security Cleared
4 660 (3.41%) Cisco Certification
5 440 (2.27%) CCNA
6 435 (2.25%) SC Cleared
7 403 (2.08%) CISSP
8 338 (1.74%) Microsoft Certification
9 302 (1.56%) CCNP
10 273 (1.41%) DV Cleared
11 239 (1.23%) MCSE
12 227 (1.17%) CISM
13 204 (1.05%) PhD
14 181 (0.93%) RHCE
15 150 (0.77%) GIAC
16 147 (0.76%) VMware Certified Professional (VCP)
17 139 (0.72%) MCSA
18 136 (0.70%) Numerate Degree
19 128 (0.66%) Master's Degree
20 123 (0.63%) ISTQB
Quality Assurance & Compliance
1 931 (4.81%) QA
2 527 (2.72%) SLA
3 356 (1.84%) ISO/IEC 27001
4 193 (1.00%) PCI DSS
5 109 (0.56%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 83 (0.43%) 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
11 34 (0.18%) 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 (0.072%) ISO 22301
15 14 (0.072%) MiFID
16 13 (0.067%) Disclosure Scotland
16 13 (0.067%) MISRA C
System Software
1 2415 (12.47%) Docker
2 1778 (9.18%) VMware Infrastructure
3 1470 (7.59%) Active Directory
4 510 (2.63%) Hyper-V
5 496 (2.56%) vSphere
6 429 (2.21%) VMware ESXi
7 389 (2.01%) Virtual Machines
8 253 (1.31%) KVM
9 227 (1.17%) Xen
10 190 (0.98%) NFS
11 155 (0.80%) Firmware
12 148 (0.76%) XenServer
13 136 (0.70%) XenApp
14 130 (0.67%) iptables
15 112 (0.58%) Oracle RAC
16 106 (0.55%) Virtual Servers
17 100 (0.52%) LXC
18 80 (0.41%) Samba
19 74 (0.38%) Varnish
20 69 (0.36%) VirtualBox
Systems Management
1 3089 (15.94%) Puppet
2 2553 (13.18%) Ansible
3 2250 (11.61%) Opscode Chef
4 956 (4.93%) Kubernetes
5 780 (4.03%) Terraform
6 731 (3.77%) Nagios
7 259 (1.34%) SCCM
8 235 (1.21%) Salt
9 219 (1.13%) ZABBIX
10 192 (0.99%) Grafana
11 183 (0.94%) Packer
11 183 (0.94%) SCOM
12 152 (0.78%) Kibana
13 148 (0.76%) Nessus
13 148 (0.76%) Tivoli
14 144 (0.74%) HAProxy
15 129 (0.67%) WSUS
16 124 (0.64%) logstash
17 117 (0.60%) vCenter Server
18 116 (0.60%) NetBackup
Vendors
1 2721 (14.04%) VMware
2 2323 (11.99%) Red Hat
3 2286 (11.80%) Oracle
4 2009 (10.37%) Microsoft
5 1543 (7.96%) Cisco
6 571 (2.95%) HP
7 542 (2.80%) Google
8 505 (2.61%) Citrix
9 482 (2.49%) IBM
10 464 (2.39%) Juniper
11 460 (2.37%) Splunk
12 428 (2.21%) SAP
13 394 (2.03%) NetApp
14 311 (1.61%) F5
15 297 (1.53%) Sybase
16 269 (1.39%) Atlassian
17 266 (1.37%) Zend
18 260 (1.34%) EMC
19 245 (1.26%) CheckPoint
20 239 (1.23%) Apple