Period
to 23 October 2019

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 October 2019 with a comparison to the same period in the previous 2 years.

Linux
England > South East
6 months to
23 Oct 2019
Same period 2018 Same period 2017
Rank 17 16 16
Rank change year-on-year -1 0 -2
Permanent jobs citing Linux 2,704 3,499 3,652
As % of all permanent IT jobs advertised in the South East 10.67% 12.02% 12.57%
As % of the Operating Systems category 41.82% 47.84% 45.49%
Number of salaries quoted 2,232 2,903 3,208
South East median annual salary £47,500 £48,500 £45,000
Median salary % change year-on-year -2.06% +7.78% -
10th Percentile £28,750 £28,750 £27,500
90th Percentile £75,000 £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 6,466 7,314 8,028
As % of all permanent IT jobs advertised in the South East 25.52% 25.12% 27.63%
Number of salaries quoted 5,345 6,016 6,910
South East median annual salary £42,500 £42,500 £40,500
Median salary % change year-on-year - +4.94% -4.71%
10th Percentile £24,300 £24,000 £22,750
90th Percentile £68,750 £67,500 £62,500
England median annual salary £45,839 £47,500 £45,000
% change year-on-year -3.50% +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 October 2019.

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 October 2019. 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 -3 1,061 £52,750 +5.50% 221
Hampshire 0 818 £45,000 - 131
Berkshire +3 679 £55,000 +10.00% 116
Surrey +4 390 £50,000 -4.76% 97
Oxfordshire -8 236 £50,000 -9.09% 69
West Sussex 0 189 £48,475 -3.05% 28
Buckinghamshire -4 146 £50,000 +17.65% 36
East Sussex -19 139 £42,500 - 24
Kent 0 61 £37,500 - 16
Middlesex -6 13 £60,000 -
Sussex +8 5 - -
Isle of Wight -7 4 £37,500 +15.38% 2
Home Counties -2 1 £30,000 -
Linux
England

For the 6 months to 23 October 2019, 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.

1 915 (33.84%) Windows
2 747 (27.63%) Agile Software Development
3 731 (27.03%) Python
4 648 (23.96%) AWS
5 585 (21.63%) SQL
6 583 (21.56%) DevOps
7 579 (21.41%) Java
8 562 (20.78%) JavaScript
9 501 (18.53%) Software Engineering
10 488 (18.05%) MySQL
11 471 (17.42%) Git (software)
12 456 (16.86%) Azure
13 437 (16.16%) Degree
14 431 (15.94%) Unix
15 429 (15.87%) Docker
16 419 (15.50%) VMware
17 415 (15.35%) PHP
18 399 (14.76%) C++
19 368 (13.61%) Microsoft
20 365 (13.50%) HTML
21 349 (12.91%) Bash Shell
22 347 (12.83%) CSS
23 346 (12.80%) Problem-Solving
24 329 (12.17%) Ansible
25 308 (11.39%) SQL Server
26 304 (11.24%) Jenkins
27 294 (10.87%) C
28 293 (10.84%) Web Services
28 293 (10.84%) Firewall
28 293 (10.84%) Windows Server

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
1 156 (5.77%) Apache
2 114 (4.22%) Tomcat
3 83 (3.07%) IIS
4 78 (2.88%) Elasticsearch
5 71 (2.63%) JBoss
6 55 (2.03%) nginx
7 45 (1.66%) Confluence
8 39 (1.44%) MS Exchange
9 36 (1.33%) OpenStack
10 34 (1.26%) WebLogic
11 25 (0.92%) Exchange Server 2013
11 25 (0.92%) WordPress
12 22 (0.81%) SharePoint
13 20 (0.74%) CMS
14 17 (0.63%) Oracle SOA Suite
15 16 (0.59%) Drupal
16 14 (0.52%) BizTalk Server
17 13 (0.48%) Oracle Workflow
18 12 (0.44%) Apache Spark
18 12 (0.44%) SharePoint 2013
Applications
1 50 (1.85%) Microsoft Office
2 26 (0.96%) Microsoft PowerPoint
3 16 (0.59%) MS Visio
4 14 (0.52%) Spreadsheet
5 12 (0.44%) Microsoft Excel
6 7 (0.26%) Simulink
7 2 (0.074%) Maya
8 1 (0.037%) Adobe Illustrator
8 1 (0.037%) Chatbot
8 1 (0.037%) Doxygen
8 1 (0.037%) Microsoft Project
8 1 (0.037%) Photoshop
8 1 (0.037%) SOLIDWORKS
Business Applications
1 14 (0.52%) Oracle Applications
2 13 (0.48%) Oracle EBS
3 11 (0.41%) Oracle EBS R12
4 10 (0.37%) Oracle ERP
5 9 (0.33%) SAP ERP
6 6 (0.22%) SAP S/4HANA
7 5 (0.18%) CA PPM
7 5 (0.18%) GoldMine
7 5 (0.18%) SAP HR
7 5 (0.18%) SAP MM
8 4 (0.15%) BusinessWorks
8 4 (0.15%) Salesforce.com CRM
9 3 (0.11%) Dynamics CRM
9 3 (0.11%) SAP FI
9 3 (0.11%) SAP IS-U
9 3 (0.11%) SAP Payroll
10 2 (0.074%) Oracle Procure-to-Pay
10 2 (0.074%) SAP CO
10 2 (0.074%) SAP FI/CO
11 1 (0.037%) Dynamics AX
Cloud Services
1 648 (23.96%) AWS
2 456 (16.86%) Azure
3 193 (7.14%) SaaS
4 120 (4.44%) GCP
5 93 (3.44%) Office 365
6 74 (2.74%) AWS CloudFormation
7 67 (2.48%) Cloud Computing
8 60 (2.22%) GitHub
9 59 (2.18%) IaaS
10 52 (1.92%) PaaS
11 39 (1.44%) Serverless
12 36 (1.33%) Amazon EC2
13 31 (1.15%) OpenShift
14 30 (1.11%) npm
15 24 (0.89%) Azure Active Directory
16 23 (0.85%) Amazon S3
17 22 (0.81%) IBM Cloud
18 21 (0.78%) AWS Lambda
19 16 (0.59%) Akamai
20 14 (0.52%) Amazon CloudWatch
Communications & Networking
1 293 (10.84%) Firewall
2 247 (9.13%) TCP/IP
3 188 (6.95%) DNS
4 130 (4.81%) LAN
5 125 (4.62%) VPN
6 119 (4.40%) DHCP
7 114 (4.22%) WAN
8 111 (4.11%) Internet
9 78 (2.88%) SAN
10 72 (2.66%) VoIP
11 71 (2.63%) Network Security
12 55 (2.03%) BGP
13 53 (1.96%) OSPF
14 52 (1.92%) Wi-Fi
15 46 (1.70%) VLAN
15 46 (1.70%) Wireless
16 45 (1.66%) SSL
17 44 (1.63%) HTTP
18 38 (1.41%) Cisco Nexus
19 36 (1.33%) Cisco ASA
Database & Business Intelligence
1 488 (18.05%) MySQL
2 308 (11.39%) SQL Server
3 182 (6.73%) PostgreSQL
4 113 (4.18%) NoSQL
5 95 (3.51%) Relational Database
6 78 (2.88%) Big Data
7 75 (2.77%) MongoDB
8 51 (1.89%) Oracle Database
9 49 (1.81%) RDBMS
10 46 (1.70%) DB2
11 44 (1.63%) Redis
12 40 (1.48%) Hadoop
13 32 (1.18%) Amazon RDS
13 32 (1.18%) Apache Cassandra
14 30 (1.11%) MariaDB
15 23 (0.85%) Azure SQL Database
16 19 (0.70%) Data Warehouse
17 17 (0.63%) SQL Server 2012
18 16 (0.59%) SQL Server Integration Services
19 15 (0.55%) SQL Server 2005
Development Applications
1 471 (17.42%) Git (software)
2 304 (11.24%) Jenkins
3 151 (5.58%) JIRA
4 145 (5.36%) Subversion
5 71 (2.63%) Selenium
6 63 (2.33%) Maven
7 42 (1.55%) Atlassian Bamboo
8 31 (1.15%) MSI
9 30 (1.11%) PHPUnit
10 28 (1.04%) Cucumber
11 27 (1.00%) Visual Studio
12 26 (0.96%) Jasmine
13 24 (0.89%) JUnit
13 24 (0.89%) TeamCity
14 23 (0.85%) Bitbucket
15 22 (0.81%) GitLab
15 22 (0.81%) Mocha
15 22 (0.81%) WebDriver
15 22 (0.81%) webpack
16 20 (0.74%) Team Foundation Server
General
1 289 (10.69%) Finance
2 132 (4.88%) Telecoms
3 118 (4.36%) Manufacturing
4 108 (3.99%) Electronics
5 94 (3.48%) Marketing
6 91 (3.37%) Retail
7 79 (2.92%) Public Sector
8 63 (2.33%) Games
9 42 (1.55%) Automotive
10 35 (1.29%) Aerospace
11 23 (0.85%) Military
12 19 (0.70%) Advertising
13 14 (0.52%) Banking
14 11 (0.41%) Avionics
15 9 (0.33%) Financial Institution
15 9 (0.33%) German Language
16 6 (0.22%) Law
16 6 (0.22%) Legal
16 6 (0.22%) Publishing
17 5 (0.18%) Billing
Job Titles
1 664 (24.56%) Developer
2 328 (12.13%) Software Engineer
3 234 (8.65%) DevOps Engineer
4 199 (7.36%) PHP Developer
5 174 (6.43%) Administrator
6 171 (6.32%) Senior Developer
7 156 (5.77%) Support Engineer
8 148 (5.47%) Linux Engineer
9 133 (4.92%) Analyst
10 131 (4.84%) Software Developer
11 129 (4.77%) Senior Software Engineer
12 121 (4.47%) Architect
13 118 (4.36%) Infrastructure Engineer
13 118 (4.36%) Java Developer
14 108 (3.99%) C++ Software Engineer
15 106 (3.92%) Systems Administrator
16 103 (3.81%) Network Engineer
17 101 (3.74%) Consultant
18 96 (3.55%) Systems Engineer
19 91 (3.37%) Cloud Engineer
Libraries, Frameworks & Software Standards
1 365 (13.50%) HTML
2 347 (12.83%) CSS
3 293 (10.84%) Web Services
4 183 (6.77%) LAMP
5 182 (6.73%) REST
6 161 (5.95%) jQuery
7 154 (5.70%) .NET
8 151 (5.58%) AngularJS
9 141 (5.21%) SOAP
10 137 (5.07%) RESTful
11 135 (4.99%) Spring
12 130 (4.81%) Laravel
13 128 (4.73%) Node.js
14 106 (3.92%) JSON
15 94 (3.48%) HTML5
16 90 (3.33%) Ajax
17 78 (2.88%) XML
18 67 (2.48%) Twitter Bootstrap
19 66 (2.44%) React
20 61 (2.26%) Hibernate
Miscellaneous
1 192 (7.10%) Analytical Skills
2 187 (6.92%) Data Centre
3 144 (5.33%) Self-Motivation
4 113 (4.18%) Public Cloud
5 102 (3.77%) Linux Command Line
6 97 (3.59%) Mobile App
7 81 (3.00%) Management Information System
8 71 (2.63%) User Experience
9 65 (2.40%) Embedded Systems
10 60 (2.22%) Replication
11 53 (1.96%) Private Cloud
12 49 (1.81%) Clustering
13 45 (1.66%) Greenfield Project
14 41 (1.52%) Enterprise Software
15 36 (1.33%) Algorithms
16 25 (0.92%) Hybrid Cloud
17 23 (0.85%) Distributed Denial-of-Service
17 23 (0.85%) Driving Licence
17 23 (0.85%) PKI
18 22 (0.81%) FMCG
Operating Systems
1 915 (33.84%) Windows
2 431 (15.94%) Unix
3 293 (10.84%) Windows Server
4 151 (5.58%) CentOS
5 136 (5.03%) Red Hat Enterprise Linux
6 133 (4.92%) Ubuntu
7 116 (4.29%) Debian
8 79 (2.92%) Windows Server 2008
9 75 (2.77%) Windows Server 2012
10 69 (2.55%) Windows 7
11 55 (2.03%) Windows 10
12 47 (1.74%) Android
12 47 (1.74%) Embedded Linux
13 43 (1.59%) Solaris
14 37 (1.37%) Apple iOS
15 36 (1.33%) AIX
16 28 (1.04%) Windows 8
17 17 (0.63%) Mac OS
18 16 (0.59%) VMS
19 14 (0.52%) VxWorks
Processes & Methodologies
1 747 (27.63%) Agile Software Development
2 583 (21.56%) DevOps
3 501 (18.53%) Software Engineering
4 346 (12.80%) Problem-Solving
5 270 (9.99%) Computer Science
6 263 (9.73%) Web Development
7 249 (9.21%) OO
8 246 (9.10%) MVC
9 227 (8.39%) ITIL
10 193 (7.14%) Configuration Management
11 192 (7.10%) Continuous Integration
12 189 (6.99%) TDD
13 173 (6.40%) OOP
14 171 (6.32%) Test Automation
15 167 (6.18%) SDLC
16 163 (6.03%) Infrastructure Engineering
17 158 (5.84%) Mathematics
18 143 (5.29%) Mentoring
19 140 (5.18%) Microservices
20 122 (4.51%) Cybersecurity
Programming Languages
1 731 (27.03%) Python
2 585 (21.63%) SQL
3 579 (21.41%) Java
4 562 (20.78%) JavaScript
5 415 (15.35%) PHP
6 399 (14.76%) C++
7 349 (12.91%) Bash Shell
8 294 (10.87%) C
9 242 (8.95%) C#
10 180 (6.66%) Ruby
11 169 (6.25%) PowerShell
12 126 (4.66%) Perl
13 121 (4.47%) Shell Script
14 65 (2.40%) Java 8
15 57 (2.11%) Go
16 56 (2.07%) PHP 7
17 49 (1.81%) PL/SQL
18 44 (1.63%) PHP 5
19 42 (1.55%) Scala
20 38 (1.41%) Embedded C
Qualifications
1 437 (16.16%) Degree
2 187 (6.92%) Security Cleared
3 155 (5.73%) Cisco Certification
4 138 (5.10%) SC Cleared
5 114 (4.22%) CCNA
6 105 (3.88%) CCNP
7 89 (3.29%) Computer Science Degree
8 79 (2.92%) Microsoft Certification
9 56 (2.07%) MCSE
10 47 (1.74%) AWS Certification
11 42 (1.55%) VMware Certified Professional (VCP)
12 41 (1.52%) CISSP
12 41 (1.52%) DV Cleared
12 41 (1.52%) JNCIS
13 30 (1.11%) TOGAF Certification
14 28 (1.04%) DBS Check
15 27 (1.00%) RHCE
16 26 (0.96%) JNCIE
17 25 (0.92%) ITIL Certification
17 25 (0.92%) JNCIA
Quality Assurance & Compliance
1 100 (3.70%) QA
2 85 (3.14%) SLA
3 32 (1.18%) PCI DSS
4 29 (1.07%) ISO/IEC 27001
5 16 (0.59%) NIST
6 15 (0.55%) GDPR
7 8 (0.30%) Cyber Essentials
7 8 (0.30%) ISO 9001
7 8 (0.30%) Sarbanes-Oxley
8 7 (0.26%) NCSC
9 4 (0.15%) WCAG
10 3 (0.11%) Data Quality
10 3 (0.11%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 2 (0.074%) HL7
11 2 (0.074%) ISAE 3402
11 2 (0.074%) ISO 22301
11 2 (0.074%) ISO 31000
11 2 (0.074%) ISO/IEC 27005
11 2 (0.074%) RMADS
12 1 (0.037%) ISO 14001
System Software
1 429 (15.87%) Docker
2 282 (10.43%) VMware Infrastructure
3 183 (6.77%) Active Directory
4 83 (3.07%) Hyper-V
5 70 (2.59%) vSphere
6 44 (1.63%) Firmware
7 35 (1.29%) Virtual Machines
7 35 (1.29%) VMware ESXi
8 32 (1.18%) vCloud
9 31 (1.15%) Microsoft App-V
10 24 (0.89%) XenDesktop
11 22 (0.81%) NFS
12 20 (0.74%) VMware NSX
12 20 (0.74%) XenApp
13 19 (0.70%) LXC
13 19 (0.70%) Oracle RAC
14 14 (0.52%) KVM
14 14 (0.52%) Veritas Cluster Server
15 12 (0.44%) Xen
16 11 (0.41%) Terminal Services
Systems Management
1 329 (12.17%) Ansible
2 251 (9.28%) Kubernetes
3 236 (8.73%) Puppet
4 183 (6.77%) Terraform
5 173 (6.40%) Opscode Chef
6 50 (1.85%) Nagios
7 37 (1.37%) Grafana
8 35 (1.29%) SCCM
9 34 (1.26%) IBM BigFix
10 32 (1.18%) Red Hat Satellite
11 31 (1.15%) Kibana
12 30 (1.11%) SCOM
13 23 (0.85%) Prometheus
14 22 (0.81%) Salt
15 20 (0.74%) HAProxy
15 20 (0.74%) vCenter Server
15 20 (0.74%) WSUS
16 19 (0.70%) Norton AntiVirus
17 18 (0.67%) ZABBIX
18 17 (0.63%) logstash
Vendors
1 419 (15.50%) VMware
2 368 (13.61%) Microsoft
3 280 (10.36%) Oracle
4 246 (9.10%) Cisco
5 153 (5.66%) Red Hat
6 136 (5.03%) Citrix
7 124 (4.59%) IBM
8 121 (4.47%) SAP
9 110 (4.07%) Google
10 106 (3.92%) Zend
11 96 (3.55%) HP
12 69 (2.55%) Dell
13 58 (2.14%) Juniper
14 56 (2.07%) NetApp
15 55 (2.03%) Splunk
16 54 (2.00%) Brocade
17 46 (1.70%) Palo Alto
18 42 (1.55%) Nimble Storage
19 41 (1.52%) CheckPoint
20 36 (1.33%) Sun