Period
to 11 December 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 11 December 2017 with a comparison to the same period in the previous 2 years.

Linux
UK
6 months to
11 Dec 2017
Same period 2016 Same period 2015
Rank 16 16 16
Rank change year-on-year 0 0 0
Permanent jobs citing Linux 19313 20496 22967
As % of all permanent IT jobs advertised in the UK 10.75% 11.09% 10.65%
As % of the Operating Systems category 43.90% 44.89% 40.65%
Number of salaries quoted 15408 17122 19484
UK median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £29,500 £28,750 £28,250
90th Percentile £78,750 £77,500 £75,000
UK excluding London median annual salary £45,000 £45,000 £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 43996 45658 56501
As % of all permanent IT jobs advertised in the UK 24.49% 24.70% 26.20%
Number of salaries quoted 35595 38703 47848
UK median annual salary £45,000 £45,000 £44,000
Median salary % change year-on-year - +2.27% +4.76%
10th Percentile £25,000 £24,750 £24,500
90th Percentile £75,000 £72,500 £72,500
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 11 December 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 11 December 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 18195 £50,000 - 1315
UK excluding London 0 10725 £45,000 - 793
London -1 8268 £60,000 - 563
South East -2 3918 £45,000 -5.26% 250
North of England +3 2165 £45,000 +12.50% 202
East of England +1 1497 £50,000 +6.38% 122
South West -1 1238 £42,500 +6.25% 92
North West +1 1127 £45,000 +12.50% 114
Midlands -6 1095 £40,000 - 86
Yorkshire +8 913 £44,000 +10.00% 78
West Midlands -7 713 £40,000 - 47
Scotland -1 573 £40,000 -5.88% 34
East Midlands -8 374 £40,000 - 39
Wales +4 208 £42,500 +6.25% 8
North East 0 120 £42,500 +6.25% 10
Northern Ireland -7 58 £40,000 +1.91%
Channel Islands +1 5 £32,500 -10.96%

For the 6 months to 11 December 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 6365 (32.96%) Windows
2 5682 (29.42%) Python
3 5372 (27.82%) Java
4 5210 (26.98%) Agile Software Development
5 4828 (25.00%) DevOps
6 4478 (23.19%) Unix
7 4249 (22.00%) Amazon AWS
8 4236 (21.93%) SQL
9 3839 (19.88%) Finance
10 3229 (16.72%) MySQL
11 3189 (16.51%) JavaScript
12 3008 (15.58%) Degree
13 2993 (15.50%) Puppet
14 2983 (15.45%) Software Engineering
15 2932 (15.18%) Git (software)
16 2856 (14.79%) C++
17 2636 (13.65%) VMware
18 2606 (13.49%) Bash Shell
19 2522 (13.06%) Jenkins
20 2518 (13.04%) Ansible
21 2489 (12.89%) Docker
22 2474 (12.81%) PHP
23 2442 (12.64%) HTML
24 2253 (11.67%) Opscode Chef
25 2193 (11.36%) Oracle
26 2156 (11.16%) Continuous Integration
27 2132 (11.04%) Red Hat
28 2096 (10.85%) Computer Science
29 2079 (10.76%) CSS
30 2009 (10.40%) 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 2009 (10.40%) Apache
2 1012 (5.24%) Tomcat
3 694 (3.59%) Elasticsearch
4 624 (3.23%) OpenStack
5 622 (3.22%) nginx
6 555 (2.87%) IIS
7 440 (2.28%) Confluence
8 396 (2.05%) JBoss
9 394 (2.04%) Apache Spark
10 363 (1.88%) MS Exchange
11 362 (1.87%) WebSphere
12 279 (1.44%) WebLogic
13 276 (1.43%) CMS
14 218 (1.13%) SharePoint
15 210 (1.09%) WordPress
16 153 (0.79%) Skype for Business
17 142 (0.74%) Drupal
18 132 (0.68%) Apache Solr
19 127 (0.66%) Exchange Server 2010
20 109 (0.56%) Oracle SOA Suite
Applications
1 278 (1.44%) Microsoft Office
2 151 (0.78%) Microsoft Excel
3 74 (0.38%) Photoshop
4 68 (0.35%) MS Visio
5 43 (0.22%) Adobe Illustrator
6 37 (0.19%) Microsoft PowerPoint
7 27 (0.14%) Simulink
8 26 (0.13%) Adobe Creative Suite
8 26 (0.13%) Spreadsheet
9 20 (0.10%) SPSS
10 16 (0.083%) Microsoft Project
11 13 (0.067%) SOLIDWORKS
12 12 (0.062%) HipChat
13 8 (0.041%) EngageOne
13 8 (0.041%) Maya
14 7 (0.036%) EPLAN
14 7 (0.036%) NUKE
15 6 (0.031%) Houdini
16 5 (0.026%) CINEMA 4D
16 5 (0.026%) GIMP
Business Applications
1 131 (0.68%) Magento
2 45 (0.23%) Payment Gateway
3 43 (0.22%) Dynamics CRM
4 30 (0.16%) JDE EnterpriseOne
5 28 (0.14%) Oracle EBS
6 25 (0.13%) Oracle Applications
7 22 (0.11%) Markit EDM
8 15 (0.078%) Unit4 Business World
9 13 (0.067%) SAP BPC
9 13 (0.067%) Temenos T24
10 11 (0.057%) BusinessWorks
10 11 (0.057%) MetaTrader
11 10 (0.052%) assyst
11 10 (0.052%) Dynamics NAV
11 10 (0.052%) Sage 200
12 9 (0.047%) FLEXCUBE
12 9 (0.047%) iTrent
13 8 (0.041%) NetSuite
13 8 (0.041%) RMDS
13 8 (0.041%) thinkFolio
Cloud Services
1 4249 (22.00%) Amazon AWS
2 1756 (9.09%) Microsoft Azure
3 860 (4.45%) SaaS
4 502 (2.60%) Office 365
5 490 (2.54%) GitHub
6 480 (2.49%) Amazon EC2
7 403 (2.09%) AWS CloudFormation
8 389 (2.01%) Google Cloud Platform
9 350 (1.81%) Cloud Computing
10 299 (1.55%) IaaS
11 288 (1.49%) PaaS
12 282 (1.46%) Amazon S3
13 155 (0.80%) Serverless
14 122 (0.63%) Virtual Private Cloud
15 111 (0.57%) OpenShift
16 108 (0.56%) AWS Lambda
17 107 (0.55%) Amazon ELB
18 99 (0.51%) Amazon CloudWatch
19 92 (0.48%) Route 53
20 86 (0.45%) AWS Elastic Beanstalk
Communications & Networking
1 2000 (10.36%) Firewall
2 1740 (9.01%) TCP/IP
3 1235 (6.39%) DNS
4 802 (4.15%) VPN
5 739 (3.83%) SAN
6 691 (3.58%) Internet
7 675 (3.50%) HTTP
8 620 (3.21%) WAN
9 600 (3.11%) DHCP
10 520 (2.69%) LAN
11 456 (2.36%) SSL
12 398 (2.06%) Network Security
13 350 (1.81%) Wireless
14 343 (1.78%) VoIP
15 337 (1.74%) VLAN
16 290 (1.50%) BGP
17 268 (1.39%) LDAP
18 254 (1.32%) Ethernet
19 237 (1.23%) IPsec
20 236 (1.22%) OSPF
Database & Business Intelligence
1 3229 (16.72%) MySQL
2 1793 (9.28%) SQL Server
3 1145 (5.93%) NoSQL
4 1133 (5.87%) MongoDB
5 1062 (5.50%) Relational Database
6 1047 (5.42%) PostgreSQL
7 796 (4.12%) Big Data
8 572 (2.96%) Hadoop
9 507 (2.63%) Oracle Database
10 494 (2.56%) RDBMS
11 434 (2.25%) Redis
12 421 (2.18%) Apache Cassandra
13 251 (1.30%) Amazon RDS
14 189 (0.98%) Amazon DynamoDB
14 189 (0.98%) Oracle Database 12c
15 186 (0.96%) DB2
16 181 (0.94%) Data Warehouse
17 174 (0.90%) Apache Hive
18 170 (0.88%) Blockchain
19 169 (0.88%) HBase
Development Applications
1 2932 (15.18%) Git (software)
2 2522 (13.06%) Jenkins
3 1313 (6.80%) JIRA
4 796 (4.12%) Subversion
5 670 (3.47%) Maven
6 595 (3.08%) TeamCity
7 472 (2.44%) Selenium
8 424 (2.20%) Atlassian Bamboo
9 365 (1.89%) JUnit
10 358 (1.85%) Vagrant
11 265 (1.37%) Cucumber
12 259 (1.34%) Bitbucket
13 233 (1.21%) Gradle
14 228 (1.18%) Eclipse
15 219 (1.13%) Sonatype Nexus
16 197 (1.02%) Visual Studio
17 181 (0.94%) gulp
18 179 (0.93%) PHPUnit
19 153 (0.79%) Ant
20 148 (0.77%) GitLab
General
1 3839 (19.88%) Finance
2 1645 (8.52%) Banking
3 986 (5.11%) Telecoms
4 749 (3.88%) Investment Banking
5 701 (3.63%) Marketing
6 661 (3.42%) Retail
7 594 (3.08%) Games
8 586 (3.03%) Retail Banking
9 454 (2.35%) Electronics
10 378 (1.96%) Front Office
11 367 (1.90%) Manufacturing
12 269 (1.39%) Advertising
13 202 (1.05%) Law
14 197 (1.02%) Back Office
15 192 (0.99%) Automotive
16 166 (0.86%) Financial Institution
17 158 (0.82%) Legal
18 146 (0.76%) Publishing
19 88 (0.46%) Aerospace
20 85 (0.44%) French Language
Job Titles
1 4923 (25.49%) Developer
2 2511 (13.00%) DevOps Engineer
3 1738 (9.00%) Linux Engineer
4 1711 (8.86%) Software Engineer
5 1353 (7.01%) Java Developer
6 1299 (6.73%) Administrator
7 1292 (6.69%) Analyst
8 1056 (5.47%) PHP Developer
9 1019 (5.28%) Senior Developer
10 941 (4.87%) Systems Administrator
11 821 (4.25%) Linux/Unix DevOps
12 810 (4.19%) Support Engineer
13 808 (4.18%) Linux Administrator
14 798 (4.13%) Systems Engineer
15 700 (3.62%) Software Developer
16 694 (3.59%) Linux Systems Administrator
17 680 (3.52%) Infrastructure Engineer
18 678 (3.51%) C++ Software Engineer
19 633 (3.28%) AWS Engineer
20 602 (3.12%) Consultant
Libraries, Frameworks & Software Standards
1 2442 (12.64%) HTML
2 2079 (10.76%) CSS
3 1750 (9.06%) Web Services
4 1207 (6.25%) LAMP
5 1009 (5.22%) Spring
6 1000 (5.18%) .NET
7 992 (5.14%) jQuery
8 972 (5.03%) AngularJS
9 942 (4.88%) XML
10 932 (4.83%) Node.js
11 882 (4.57%) HTML5
12 876 (4.54%) REST
13 715 (3.70%) RESTful
14 685 (3.55%) SOAP
15 625 (3.24%) JSON
16 528 (2.73%) Hibernate
17 525 (2.72%) J2EE
18 503 (2.60%) React
19 482 (2.50%) Middleware
20 445 (2.30%) CSS3
Miscellaneous
1 2096 (10.85%) Computer Science
2 1233 (6.38%) Analytical Skills
3 1125 (5.83%) Data Centre
4 645 (3.34%) Linux Command Line
5 606 (3.14%) Fintech
6 510 (2.64%) Algorithms
7 482 (2.50%) Management Information System
8 464 (2.40%) User Experience
9 420 (2.17%) Equities
10 419 (2.17%) Foreign Exchange (FX)
11 395 (2.05%) Derivative
12 394 (2.04%) Public Cloud
13 384 (1.99%) Enterprise Software
14 358 (1.85%) Mobile App
15 354 (1.83%) Greenfield Project
16 345 (1.79%) Clustering
17 279 (1.44%) Private Cloud
18 242 (1.25%) Replication
19 240 (1.24%) Data Structures
20 232 (1.20%) Fixed Income
Operating Systems
1 6365 (32.96%) Windows
2 4478 (23.19%) Unix
3 1656 (8.57%) Red Hat Enterprise Linux
4 1603 (8.30%) Windows Server
5 1435 (7.43%) CentOS
6 1019 (5.28%) Ubuntu
7 721 (3.73%) Solaris
8 553 (2.86%) Windows Server 2012
9 539 (2.79%) Windows Server 2008
10 515 (2.67%) Debian
11 413 (2.14%) Android
12 363 (1.88%) AIX
13 313 (1.62%) Apple iOS
14 273 (1.41%) Windows 7
15 271 (1.40%) Embedded Linux
16 259 (1.34%) Mac OS X
17 249 (1.29%) Windows 10
18 185 (0.96%) Mac OS
19 165 (0.85%) Windows Server 2003
20 120 (0.62%) HPUX
Processes & Methodologies
1 5210 (26.98%) Agile Software Development
2 4828 (25.00%) DevOps
3 2983 (15.45%) Software Engineering
4 2156 (11.16%) Continuous Integration
5 1811 (9.38%) Configuration Management
6 1629 (8.43%) ITIL
7 1622 (8.40%) OO
8 1609 (8.33%) Open Source
9 1582 (8.19%) Scrum
10 1545 (8.00%) TDD
11 1340 (6.94%) Test Automation
12 1095 (5.67%) MVC
13 1076 (5.57%) E-Commerce
14 1042 (5.40%) Web Development
15 955 (4.94%) Microservices
16 934 (4.84%) Mentoring
17 931 (4.82%) SDLC
18 876 (4.54%) OOP
19 844 (4.37%) Analytics
20 829 (4.29%) BDD
Programming Languages
1 5682 (29.42%) Python
2 5372 (27.82%) Java
3 4236 (21.93%) SQL
4 3189 (16.51%) JavaScript
5 2856 (14.79%) C++
6 2606 (13.49%) Bash Shell
7 2474 (12.81%) PHP
8 1911 (9.89%) C
9 1879 (9.73%) Perl
10 1777 (9.20%) Ruby
11 1343 (6.95%) Shell Script
12 1320 (6.83%) C#
13 1289 (6.67%) PowerShell
14 453 (2.35%) Scala
15 423 (2.19%) Go
16 352 (1.82%) PL/SQL
17 231 (1.20%) Embedded C
18 184 (0.95%) Embedded C++
19 175 (0.91%) Groovy
20 143 (0.74%) T-SQL
Qualifications
1 3008 (15.58%) Degree
2 873 (4.52%) Computer Science Degree
3 808 (4.18%) Security Cleared
4 624 (3.23%) Cisco Certification
5 449 (2.32%) CISSP
6 430 (2.23%) CCNA
7 421 (2.18%) SC Cleared
8 336 (1.74%) Microsoft Certification
9 265 (1.37%) CCNP
10 256 (1.33%) MCSE
11 235 (1.22%) DV Cleared
12 233 (1.21%) CISM
13 204 (1.06%) PhD
14 201 (1.04%) RHCE
15 169 (0.88%) GIAC
16 147 (0.76%) SANS
17 146 (0.76%) MCSA
18 143 (0.74%) VMware Certified Professional (VCP)
19 130 (0.67%) Numerate Degree
20 126 (0.65%) Master's Degree
Quality Assurance & Compliance
1 847 (4.39%) QA
2 504 (2.61%) SLA
3 370 (1.92%) ISO/IEC 27001
4 183 (0.95%) PCI DSS
5 113 (0.59%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 105 (0.54%) GCP
7 68 (0.35%) GDPR
8 45 (0.23%) COBIT
9 44 (0.23%) ISO 9001
10 36 (0.19%) Data Quality
11 32 (0.17%) PMO
11 32 (0.17%) Sarbanes-Oxley
12 26 (0.13%) ISO/IEC 20000
13 23 (0.12%) GPG13
14 18 (0.093%) Cyber Essentials
14 18 (0.093%) MISRA
15 17 (0.088%) HIPAA
15 17 (0.088%) NIST 800
16 15 (0.078%) MISRA C
16 15 (0.078%) SSAE 16
System Software
1 2489 (12.89%) Docker
2 1659 (8.59%) VMware Infrastructure
3 1355 (7.02%) Active Directory
4 501 (2.59%) Hyper-V
5 473 (2.45%) vSphere
6 399 (2.07%) VMware ESXi
7 370 (1.92%) Virtual Machines
8 216 (1.12%) KVM
9 182 (0.94%) NFS
10 159 (0.82%) Xen
11 131 (0.68%) iptables
12 118 (0.61%) Firmware
13 108 (0.56%) Oracle RAC
14 104 (0.54%) LXC
15 101 (0.52%) Samba
16 100 (0.52%) Virtual Servers
17 99 (0.51%) XenServer
18 95 (0.49%) XenApp
19 87 (0.45%) VMware NSX
20 83 (0.43%) HDFS
Systems Management
1 2993 (15.50%) Puppet
2 2518 (13.04%) Ansible
3 2253 (11.67%) Opscode Chef
4 1063 (5.50%) Kubernetes
5 884 (4.58%) Terraform
6 709 (3.67%) Nagios
7 247 (1.28%) Salt
8 244 (1.26%) SCCM
9 234 (1.21%) Packer
10 209 (1.08%) ZABBIX
11 168 (0.87%) Kibana
12 167 (0.86%) Grafana
13 160 (0.83%) SCOM
14 145 (0.75%) HAProxy
15 143 (0.74%) Nessus
16 136 (0.70%) Tivoli
17 128 (0.66%) vCenter Server
18 123 (0.64%) Docker Swarm
19 114 (0.59%) Cacti
20 111 (0.57%) Cobbler
Vendors
1 2636 (13.65%) VMware
2 2193 (11.36%) Oracle
3 2132 (11.04%) Red Hat
4 1986 (10.28%) Microsoft
5 1446 (7.49%) Cisco
6 646 (3.34%) Google
7 530 (2.74%) HP
8 450 (2.33%) IBM
9 430 (2.23%) Citrix
10 425 (2.20%) Splunk
11 387 (2.00%) Juniper
12 331 (1.71%) SAP
13 320 (1.66%) NetApp
14 314 (1.63%) Zend
15 272 (1.41%) Apple
16 269 (1.39%) F5
17 259 (1.34%) Atlassian
18 258 (1.34%) Sybase
19 243 (1.26%) Palo Alto
20 241 (1.25%) EMC