Period
to 23 January 2020

The following table provides summary statistics for permanent job vacancies advertised in the South East 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 January 2020 with a comparison to the same period in the previous 2 years.

Linux
England > South East
6 months to
23 Jan 2020
Same period 2019 Same period 2018
Rank 19 16 16
Rank change year-on-year -3 0 -2
Permanent jobs citing Linux 2,385 3,076 3,910
As % of all permanent IT jobs advertised in the South East 10.29% 11.48% 12.58%
As % of the Operating Systems category 40.99% 46.17% 46.17%
Number of salaries quoted 1,942 2,538 3,402
South East median annual salary £47,500 £47,500 £45,000
Median salary % change year-on-year - +5.56% -5.26%
10th Percentile £27,500 £28,250 £27,000
90th Percentile £73,400 £70,000 £67,500
England median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% -

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 advertised in the South East with a requirement for operating system skills.

All Operating Systems
South East
Permanent vacancies with a requirement for operating system skills 5,818 6,663 8,469
As % of all permanent IT jobs advertised in the South East 25.11% 24.87% 27.24%
Number of salaries quoted 4,805 5,454 7,273
South East median annual salary £42,500 £42,500 £40,500
Median salary % change year-on-year - +4.94% -4.71%
10th Percentile £24,250 £24,250 £22,550
90th Percentile £68,750 £67,500 £65,000
England median annual salary £45,000 £47,500 £45,000
% change year-on-year -5.26% +5.56% -

Linux
Job Vacancy Trend in the South East

Job postings citing Linux as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for Linux in the South East

Linux
Salary Trend in the South East

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Linux in the South East.

Salary trend for Linux in the South East

Linux
Salary Histogram in the South East

The salary distribution of IT jobs citing Linux in the South East over the 6 months to 23 January 2020.

Salary histogram for Linux in the South East

Linux
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux within the South East region over the 6 months to 23 January 2020. 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
Thames Valley -2 949 £53,500 +1.90% 192
Hampshire +2 722 £44,000 -2.22% 127
Berkshire +1 588 £55,000 +4.76% 88
Surrey +4 393 £50,000 -4.76% 93
Oxfordshire -6 200 £50,000 -9.09% 71
Buckinghamshire +10 161 £43,500 +8.75% 34
West Sussex -11 128 £46,250 -2.63% 27
East Sussex -12 102 £45,000 +12.50% 18
Kent +5 55 £45,000 +28.57% 22
Isle of Wight -1 4 £37,500 +15.38% 2
Middlesex -9 4 £60,000 - 1
Sussex - 1 - - 1
Linux
England

For the 6 months to 23 January 2020, IT jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the South East region with a requirement for Linux.

1 878 (36.81%) Windows
2 638 (26.75%) Python
3 584 (24.49%) Agile Software Development
4 531 (22.26%) AWS
5 490 (20.55%) SQL
6 488 (20.46%) DevOps
7 475 (19.92%) Software Engineering
8 461 (19.33%) JavaScript
9 457 (19.16%) Java
10 414 (17.36%) MySQL
11 407 (17.06%) Azure
12 386 (16.18%) C++
13 385 (16.14%) Docker
14 383 (16.06%) PHP
15 378 (15.85%) Unix
16 359 (15.05%) Degree
17 339 (14.21%) Microsoft
18 338 (14.17%) Problem-Solving
19 333 (13.96%) Git (software)
20 325 (13.63%) Firewall
21 322 (13.50%) VMware
22 309 (12.96%) HTML
23 297 (12.45%) Ansible
24 295 (12.37%) C
25 288 (12.08%) Bash Shell
25 288 (12.08%) Windows Server
26 284 (11.91%) CSS
27 274 (11.49%) SQL Server
28 242 (10.15%) Computer Science
29 241 (10.10%) Oracle

Linux
Co-occurring IT Skills in the South East 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
1 146 (6.12%) Apache
2 111 (4.65%) IIS
3 104 (4.36%) Elasticsearch
4 74 (3.10%) Tomcat
5 44 (1.84%) MS Exchange
6 35 (1.47%) Confluence
7 32 (1.34%) OpenStack
8 30 (1.26%) JBoss
9 28 (1.17%) nginx
9 28 (1.17%) WebLogic
10 24 (1.01%) Apache Spark
10 24 (1.01%) Exchange Server 2013
11 21 (0.88%) SharePoint
12 19 (0.80%) CMS
13 18 (0.75%) WordPress
14 17 (0.71%) BizTalk Server
15 16 (0.67%) Apache Solr
16 15 (0.63%) WebSphere
17 14 (0.59%) CICS
18 13 (0.55%) NetWeaver
Applications
1 63 (2.64%) Microsoft Office
2 28 (1.17%) MS Visio
3 22 (0.92%) Spreadsheet
4 17 (0.71%) Microsoft PowerPoint
5 11 (0.46%) Microsoft Excel
6 10 (0.42%) Simulink
7 2 (0.084%) Adobe Premiere
7 2 (0.084%) Avid Media Composer
7 2 (0.084%) Final Cut Pro
7 2 (0.084%) InVision
7 2 (0.084%) Photoshop
7 2 (0.084%) Sketch
8 1 (0.042%) Chatbot
8 1 (0.042%) Maya
8 1 (0.042%) SOLIDWORKS
Business Applications
1 12 (0.50%) SAP CRM
2 10 (0.42%) GoldMine
3 7 (0.29%) Oracle Applications
4 6 (0.25%) Dynamics CRM
4 6 (0.25%) Oracle EBS
5 4 (0.17%) BusinessWorks
5 4 (0.17%) CA PPM
5 4 (0.17%) Oracle EBS R12
5 4 (0.17%) Oracle ERP
5 4 (0.17%) Salesforce.com CRM
6 2 (0.084%) Oracle BRM
6 2 (0.084%) Oracle Procure-to-Pay
6 2 (0.084%) Remedy ITSM
6 2 (0.084%) SAP CO
6 2 (0.084%) SAP FI
6 2 (0.084%) SAP FI/CO
6 2 (0.084%) SAP HR
6 2 (0.084%) SAP IS-U
6 2 (0.084%) SAP Payroll
7 1 (0.042%) SAP ERP
Cloud Services
1 531 (22.26%) AWS
2 407 (17.06%) Azure
3 213 (8.93%) SaaS
4 92 (3.86%) Office 365
5 81 (3.40%) GCP
6 79 (3.31%) IaaS
7 75 (3.14%) PaaS
8 58 (2.43%) GitHub
9 54 (2.26%) AWS CloudFormation
10 41 (1.72%) Azure Active Directory
11 34 (1.43%) Cloud Computing
12 24 (1.01%) Amazon EC2
13 23 (0.96%) OpenShift
14 21 (0.88%) Amazon S3
15 19 (0.80%) npm
16 17 (0.71%) Amazon ECS
16 17 (0.71%) Power Platform
17 13 (0.55%) vREST
18 12 (0.50%) Azure ExpressRoute
18 12 (0.50%) Serverless
Communications & Networking
1 325 (13.63%) Firewall
2 218 (9.14%) TCP/IP
3 203 (8.51%) DNS
4 125 (5.24%) Internet
5 116 (4.86%) VPN
6 111 (4.65%) DHCP
7 105 (4.40%) LAN
8 95 (3.98%) WAN
9 77 (3.23%) BGP
10 75 (3.14%) Network Security
11 64 (2.68%) SAN
12 63 (2.64%) OSPF
13 52 (2.18%) SSL
14 45 (1.89%) Wireless
15 41 (1.72%) MPLS
15 41 (1.72%) VLAN
16 35 (1.47%) VoIP
17 33 (1.38%) HTTP
18 32 (1.34%) IPsec
19 29 (1.22%) Ethernet
Database & Business Intelligence
1 414 (17.36%) MySQL
2 274 (11.49%) SQL Server
3 148 (6.21%) PostgreSQL
4 82 (3.44%) Relational Database
5 79 (3.31%) MongoDB
6 72 (3.02%) Big Data
7 58 (2.43%) NoSQL
8 49 (2.05%) Oracle Database
8 49 (2.05%) Redis
9 43 (1.80%) Hadoop
10 40 (1.68%) RDBMS
11 26 (1.09%) Amazon RDS
12 24 (1.01%) Apache Cassandra
13 22 (0.92%) MariaDB
14 21 (0.88%) Data Warehouse
15 19 (0.80%) Neo4j
16 17 (0.71%) SAP HANA
17 15 (0.63%) Apache Accumulo
17 15 (0.63%) Azure SQL Database
17 15 (0.63%) DB2
Development Applications
1 333 (13.96%) Git (software)
2 214 (8.97%) Jenkins
3 132 (5.53%) JIRA
4 91 (3.82%) Subversion
5 54 (2.26%) Selenium
6 38 (1.59%) Bitbucket
7 35 (1.47%) Atlassian Bamboo
8 24 (1.01%) JMeter
8 24 (1.01%) Sonatype Nexus
9 22 (0.92%) Mocha
9 22 (0.92%) Visual Studio
10 21 (0.88%) Cucumber
11 20 (0.84%) gulp
11 20 (0.84%) Maven
12 19 (0.80%) Jasmine
12 19 (0.80%) TeamCity
13 17 (0.71%) GitLab
13 17 (0.71%) Vagrant
13 17 (0.71%) WebDriver
14 16 (0.67%) CMake
General
1 236 (9.90%) Finance
2 125 (5.24%) Telecoms
3 95 (3.98%) Electronics
4 83 (3.48%) Public Sector
5 79 (3.31%) Retail
6 63 (2.64%) Manufacturing
7 49 (2.05%) Marketing
8 45 (1.89%) Aerospace
9 34 (1.43%) Games
10 33 (1.38%) Automotive
10 33 (1.38%) Military
11 24 (1.01%) Legal
12 21 (0.88%) Advertising
13 14 (0.59%) Avionics
14 12 (0.50%) German Language
15 11 (0.46%) Banking
16 7 (0.29%) Billing
16 7 (0.29%) Police
17 6 (0.25%) French Language
18 4 (0.17%) Publishing
Job Titles
1 488 (20.46%) Developer
2 340 (14.26%) Software Engineer
3 215 (9.01%) DevOps Engineer
4 172 (7.21%) PHP Developer
5 157 (6.58%) Infrastructure Engineer
5 157 (6.58%) Linux Engineer
6 147 (6.16%) Administrator
7 140 (5.87%) Analyst
8 131 (5.49%) Support Engineer
9 126 (5.28%) Senior Software Engineer
10 119 (4.99%) C++ Software Engineer
11 118 (4.95%) Senior Developer
12 112 (4.70%) Embedded Engineer
13 105 (4.40%) Architect
14 96 (4.03%) Software Developer
15 95 (3.98%) Systems Engineer
16 93 (3.90%) Embedded Software Engineer
17 89 (3.73%) Systems Administrator
18 85 (3.56%) Cloud Engineer
19 83 (3.48%) Consultant
Libraries, Frameworks & Software Standards
1 309 (12.96%) HTML
2 284 (11.91%) CSS
3 240 (10.06%) Web Services
4 169 (7.09%) REST
5 160 (6.71%) LAMP
6 136 (5.70%) .NET
6 136 (5.70%) jQuery
7 134 (5.62%) AngularJS
8 125 (5.24%) Laravel
9 112 (4.70%) SOAP
10 103 (4.32%) HTML5
11 94 (3.94%) Ajax
12 88 (3.69%) RESTful
13 84 (3.52%) Node.js
14 73 (3.06%) RabbitMQ
15 67 (2.81%) Spring
16 65 (2.73%) XML
17 62 (2.60%) React
18 58 (2.43%) CodeIgniter
19 55 (2.31%) JSON
Miscellaneous
1 185 (7.76%) Analytical Skills
2 147 (6.16%) Data Centre
3 119 (4.99%) Self-Motivation
4 96 (4.03%) Mobile App
5 95 (3.98%) Linux Command Line
6 93 (3.90%) Management Information System
7 89 (3.73%) User Experience
8 69 (2.89%) Public Cloud
9 55 (2.31%) Embedded Systems
10 50 (2.10%) Replication
11 48 (2.01%) Private Cloud
12 45 (1.89%) Greenfield Project
13 36 (1.51%) Algorithms
14 33 (1.38%) Clustering
14 33 (1.38%) Hybrid Cloud
15 30 (1.26%) Enterprise Software
16 28 (1.17%) Mainframe
17 22 (0.92%) Device Driver
17 22 (0.92%) Distributed Denial-of-Service
18 20 (0.84%) Driving Licence
Operating Systems
1 878 (36.81%) Windows
2 378 (15.85%) Unix
3 288 (12.08%) Windows Server
4 133 (5.58%) Red Hat Enterprise Linux
5 96 (4.03%) CentOS
6 91 (3.82%) Ubuntu
7 84 (3.52%) Windows Server 2012
8 74 (3.10%) Debian
9 69 (2.89%) Embedded Linux
10 60 (2.52%) Android
11 51 (2.14%) Windows Server 2008
12 48 (2.01%) Windows 10
12 48 (2.01%) Windows 7
13 45 (1.89%) Apple iOS
14 30 (1.26%) Windows 8
15 25 (1.05%) Solaris
16 21 (0.88%) AIX
17 20 (0.84%) VMS
18 14 (0.59%) Mac OS
18 14 (0.59%) VxWorks
Processes & Methodologies
1 584 (24.49%) Agile Software Development
2 488 (20.46%) DevOps
3 475 (19.92%) Software Engineering
4 338 (14.17%) Problem-Solving
5 242 (10.15%) Computer Science
6 204 (8.55%) OO
7 197 (8.26%) Infrastructure Engineering
8 193 (8.09%) MVC
9 184 (7.71%) Web Development
10 182 (7.63%) Configuration Management
11 159 (6.67%) ITIL
12 158 (6.62%) Continuous Integration
13 150 (6.29%) Cybersecurity
14 145 (6.08%) Test Automation
15 131 (5.49%) Scrum
16 125 (5.24%) SDLC
17 121 (5.07%) OOP
18 120 (5.03%) Migration
19 119 (4.99%) TDD
20 107 (4.49%) Mentoring
Programming Languages
1 638 (26.75%) Python
2 490 (20.55%) SQL
3 461 (19.33%) JavaScript
4 457 (19.16%) Java
5 386 (16.18%) C++
6 383 (16.06%) PHP
7 295 (12.37%) C
8 288 (12.08%) Bash Shell
9 222 (9.31%) C#
10 171 (7.17%) PowerShell
11 136 (5.70%) Perl
12 113 (4.74%) Ruby
13 106 (4.44%) Shell Script
14 74 (3.10%) Go
15 53 (2.22%) PHP 7
16 48 (2.01%) PL/SQL
17 37 (1.55%) MATLAB
18 35 (1.47%) TypeScript
19 31 (1.30%) PHP 5
20 30 (1.26%) Scala
Qualifications
1 359 (15.05%) Degree
2 221 (9.27%) Security Cleared
3 166 (6.96%) SC Cleared
4 112 (4.70%) Cisco Certification
5 93 (3.90%) CCNA
6 83 (3.48%) Computer Science Degree
7 82 (3.44%) CCNP
8 66 (2.77%) Microsoft Certification
9 59 (2.47%) DV Cleared
10 44 (1.84%) MCSE
11 39 (1.64%) CISSP
12 38 (1.59%) JNCIS
13 32 (1.34%) VMware Certified Professional (VCP)
14 28 (1.17%) JNCIA
15 24 (1.01%) RHCE
16 21 (0.88%) AWS Certification
16 21 (0.88%) ITIL Certification
16 21 (0.88%) JNCIE
17 20 (0.84%) ISEB
18 19 (0.80%) ISTQB
Quality Assurance & Compliance
1 99 (4.15%) QA
2 83 (3.48%) SLA
3 51 (2.14%) ISO/IEC 27001
4 24 (1.01%) PCI DSS
5 19 (0.80%) NIST
6 18 (0.75%) GDPR
7 10 (0.42%) Cyber Essentials
8 8 (0.34%) ISO 22301
8 8 (0.34%) ISO/IEC 20000
9 7 (0.29%) NCSC
10 2 (0.084%) RMADS
11 1 (0.042%) COBIT
11 1 (0.042%) Cyber Essentials PLUS
11 1 (0.042%) ISO 14001
11 1 (0.042%) ISO 9001
11 1 (0.042%) Sarbanes-Oxley
11 1 (0.042%) WCAG
System Software
1 385 (16.14%) Docker
2 203 (8.51%) VMware Infrastructure
3 163 (6.83%) Active Directory
4 64 (2.68%) Hyper-V
4 64 (2.68%) vSphere
5 55 (2.31%) Firmware
6 35 (1.47%) NFS
6 35 (1.47%) Virtual Machines
7 24 (1.01%) Virtual Servers
8 22 (0.92%) vCloud
8 22 (0.92%) VMware ESXi
9 20 (0.84%) KVM
10 19 (0.80%) iptables
11 18 (0.75%) Apache ZooKeeper
12 17 (0.71%) VMware NSX
13 16 (0.67%) XenApp
13 16 (0.67%) XenDesktop
14 12 (0.50%) LXC
14 12 (0.50%) Xen
15 11 (0.46%) Terminal Services
Systems Management
1 297 (12.45%) Ansible
2 235 (9.85%) Kubernetes
3 183 (7.67%) Puppet
4 144 (6.04%) Terraform
5 125 (5.24%) Opscode Chef
6 43 (1.80%) SCOM
7 36 (1.51%) Salt
7 36 (1.51%) SCCM
8 30 (1.26%) Grafana
9 27 (1.13%) Nagios
10 24 (1.01%) Kibana
11 16 (0.67%) Norton AntiVirus
11 16 (0.67%) ZABBIX
12 15 (0.63%) HAProxy
12 15 (0.63%) SELinux
13 13 (0.55%) logstash
13 13 (0.55%) Packer
13 13 (0.55%) Prometheus
13 13 (0.55%) Red Hat Satellite
13 13 (0.55%) WSUS
Vendors
1 339 (14.21%) Microsoft
2 322 (13.50%) VMware
3 241 (10.10%) Oracle
4 201 (8.43%) Cisco
5 155 (6.50%) Red Hat
6 91 (3.82%) Zend
7 90 (3.77%) Juniper
8 78 (3.27%) Google
9 75 (3.14%) Citrix
10 72 (3.02%) HP
11 69 (2.89%) IBM
12 55 (2.31%) SAP
13 52 (2.18%) Splunk
14 47 (1.97%) Dell
15 37 (1.55%) CheckPoint
16 36 (1.51%) Palo Alto
17 35 (1.47%) Atlassian
17 35 (1.47%) F5
18 34 (1.43%) NetApp
19 27 (1.13%) SolarWinds