Period
to 21 November 2017

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

Linux
England > South East
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 16 14 15
Rank change year-on-year -2 +1 0
Permanent jobs citing Linux 3879 4798 5195
As % of all permanent IT jobs advertised in the South East 12.59% 13.72% 12.20%
As % of the Operating Systems category 45.87% 48.31% 42.11%
Number of salaries quoted 3394 4111 4558
South East median annual salary £45,000 £47,500 £43,000
Median salary % change year-on-year -5.26% +10.47% +7.50%
10th Percentile £27,000 £27,500 £26,250
90th Percentile £67,500 £68,750 £62,500
England median annual salary £50,000 £50,000 £48,500
% change year-on-year - +3.09% +7.78%

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 8456 9932 12337
As % of all permanent IT jobs advertised in the South East 27.45% 28.40% 28.97%
Number of salaries quoted 7292 8499 10610
South East median annual salary £40,000 £42,500 £40,000
Median salary % change year-on-year -5.88% +6.25% -
10th Percentile £22,500 £23,750 £23,000
90th Percentile £63,000 £63,750 £61,250
England median annual salary £45,000 £45,000 £45,000

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 21 November 2017.

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 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
Thames Valley -4 1556 £45,000 -10.00% 115
Hampshire -2 1031 £42,500 +6.25% 63
Berkshire -3 973 £47,500 -5.00% 61
Surrey -3 749 £52,500 +5.00% 40
Oxfordshire -7 363 £45,000 -10.00% 38
West Sussex +6 231 £47,500 - 7
East Sussex -5 231 £45,000 - 19
Buckinghamshire +3 226 £41,000 +13.89% 16
Kent -13 60 £36,500 -14.12% 4
M4 Corridor +5 13 £37,500 -44.44%
Middlesex +3 7 £65,000 +44.44%
Linux
England

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 across the South East region with a requirement for Linux.

1 1395 (35.96%) Windows
2 1072 (27.64%) Python
3 1020 (26.30%) Agile Software Development
4 980 (25.26%) Java
5 940 (24.23%) SQL
6 875 (22.56%) Unix
7 770 (19.85%) JavaScript
8 762 (19.64%) C++
9 753 (19.41%) Software Engineering
10 750 (19.33%) DevOps
11 721 (18.59%) MySQL
12 707 (18.23%) Amazon AWS
13 674 (17.38%) Degree
14 629 (16.22%) HTML
15 557 (14.36%) PHP
16 553 (14.26%) CSS
17 551 (14.20%) Git (software)
18 548 (14.13%) VMware
19 544 (14.02%) Bash Shell
20 523 (13.48%) C
21 506 (13.04%) Computer Science
22 503 (12.97%) Red Hat
23 461 (11.88%) Puppet
24 455 (11.73%) Firewall
25 440 (11.34%) Oracle
26 436 (11.24%) Perl
27 402 (10.36%) TCP/IP
28 397 (10.23%) Docker
29 379 (9.77%) SQL Server
30 377 (9.72%) Apache

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
1 377 (9.72%) Apache
2 183 (4.72%) Elasticsearch
3 150 (3.87%) Tomcat
4 114 (2.94%) nginx
5 110 (2.84%) IIS
6 103 (2.66%) OpenStack
7 70 (1.80%) MS Exchange
8 66 (1.70%) JBoss
9 56 (1.44%) Apache Spark
10 55 (1.42%) WebLogic
11 53 (1.37%) CMS
12 50 (1.29%) Confluence
13 42 (1.08%) SharePoint
14 35 (0.90%) WebSphere
15 33 (0.85%) Cloud Foundry
16 30 (0.77%) BizTalk Server
16 30 (0.77%) Drupal
17 25 (0.64%) Skype for Business
18 24 (0.62%) Apache Solr
19 21 (0.54%) Exchange Server 2013
Applications
1 65 (1.68%) Microsoft Office
2 28 (0.72%) Microsoft Excel
3 21 (0.54%) Adobe Illustrator
4 12 (0.31%) Microsoft PowerPoint
5 11 (0.28%) Photoshop
6 9 (0.23%) Simulink
7 6 (0.15%) Inkscape
8 5 (0.13%) GIMP
8 5 (0.13%) MS Visio
9 3 (0.077%) EngageOne
9 3 (0.077%) OrCAD
9 3 (0.077%) SOLIDWORKS
10 1 (0.026%) Acrobat
10 1 (0.026%) S-PLUS
Business Applications
1 10 (0.26%) Magento
2 8 (0.21%) Dynamics CRM
2 8 (0.21%) Oracle Applications
2 8 (0.21%) Payment Gateway
3 6 (0.15%) NetSuite
4 5 (0.13%) Oracle BPM
4 5 (0.13%) Postilion
5 3 (0.077%) Epicor Vantage
5 3 (0.077%) Oracle EBS
5 3 (0.077%) Oracle EBS R12
5 3 (0.077%) SAP CRM
6 2 (0.052%) Remedy ITSM
7 1 (0.026%) BusinessWorks
7 1 (0.026%) Dynamics AX
7 1 (0.026%) OPENHousing
Cloud Services
1 707 (18.23%) Amazon AWS
2 279 (7.19%) Microsoft Azure
3 233 (6.01%) SaaS
4 75 (1.93%) Office 365
5 70 (1.80%) Amazon EC2
6 58 (1.50%) Amazon S3
7 53 (1.37%) Cloud Computing
7 53 (1.37%) GitHub
8 42 (1.08%) PaaS
9 39 (1.01%) IaaS
10 37 (0.95%) Amazon ELB
11 29 (0.75%) Virtual Private Cloud
12 23 (0.59%) Google Cloud Platform
13 21 (0.54%) OpenShift
13 21 (0.54%) Route 53
14 18 (0.46%) AWS CloudFormation
15 17 (0.44%) Amazon CloudWatch
16 13 (0.34%) Amazon SQS
17 10 (0.26%) Datadog
18 6 (0.15%) Akamai
Communications & Networking
1 455 (11.73%) Firewall
2 402 (10.36%) TCP/IP
3 240 (6.19%) DNS
4 188 (4.85%) VPN
5 169 (4.36%) Internet
6 158 (4.07%) WAN
7 149 (3.84%) SAN
8 143 (3.69%) DHCP
9 130 (3.35%) LAN
10 116 (2.99%) VoIP
11 115 (2.96%) HTTP
12 114 (2.94%) SSL
13 93 (2.40%) Wireshark
14 90 (2.32%) IPsec
15 83 (2.14%) VLAN
16 73 (1.88%) BGP
17 66 (1.70%) Network Security
18 65 (1.68%) Ethernet
19 57 (1.47%) OSPF
19 57 (1.47%) Wireless
Database & Business Intelligence
1 721 (18.59%) MySQL
2 379 (9.77%) SQL Server
3 283 (7.30%) PostgreSQL
4 178 (4.59%) MongoDB
5 167 (4.31%) Relational Database
6 162 (4.18%) NoSQL
7 151 (3.89%) Big Data
8 108 (2.78%) Redis
9 95 (2.45%) Oracle Database
10 83 (2.14%) Hadoop
11 69 (1.78%) Apache Cassandra
12 68 (1.75%) RDBMS
13 63 (1.62%) DB2
14 59 (1.52%) Oracle Database 12c
15 45 (1.16%) Oracle Database 11g
16 33 (0.85%) HBase
17 32 (0.82%) Amazon RDS
18 28 (0.72%) MariaDB
18 28 (0.72%) Neo4j
19 26 (0.67%) Data Warehouse
Development Applications
1 551 (14.20%) Git (software)
2 346 (8.92%) Jenkins
3 209 (5.39%) Subversion
4 195 (5.03%) JIRA
5 87 (2.24%) Maven
6 62 (1.60%) Selenium
7 47 (1.21%) GitLab
8 44 (1.13%) Atlassian Bamboo
9 42 (1.08%) JMeter
10 40 (1.03%) WebDriver
11 37 (0.95%) Vagrant
12 36 (0.93%) Ant
12 36 (0.93%) Eclipse
13 35 (0.90%) Bitbucket
14 34 (0.88%) GCC
14 34 (0.88%) Visual Studio
15 33 (0.85%) PHPUnit
16 30 (0.77%) gulp
17 27 (0.70%) GDB
17 27 (0.70%) ProC
General
1 375 (9.67%) Finance
2 342 (8.82%) Telecoms
3 145 (3.74%) Electronics
4 135 (3.48%) Marketing
5 105 (2.71%) Automotive
6 104 (2.68%) Manufacturing
7 101 (2.60%) Games
8 91 (2.35%) Banking
9 80 (2.06%) Retail
10 56 (1.44%) Digital Economy
11 53 (1.37%) German Language
12 50 (1.29%) French Language
13 49 (1.26%) Aerospace
14 32 (0.82%) Publishing
15 27 (0.70%) Back Office
16 26 (0.67%) Legal
17 19 (0.49%) Advertising
18 18 (0.46%) Military
19 17 (0.44%) Financial Institution
19 17 (0.44%) Law
Job Titles
1 1029 (26.53%) Developer
2 442 (11.39%) Linux Engineer
3 429 (11.06%) DevOps Engineer
4 403 (10.39%) Software Engineer
5 309 (7.97%) PHP Developer
6 280 (7.22%) Administrator
7 247 (6.37%) Support Engineer
8 242 (6.24%) Analyst
9 226 (5.83%) Software Developer
10 221 (5.70%) Java Developer
11 212 (5.47%) Systems Engineer
12 201 (5.18%) Systems Administrator
13 194 (5.00%) Linux Administrator
14 172 (4.43%) Linux/Unix DevOps
15 169 (4.36%) Junior
16 168 (4.33%) Senior Developer
17 161 (4.15%) Cloud Engineer
18 156 (4.02%) C++ Software Engineer
19 154 (3.97%) Linux Systems Administrator
20 149 (3.84%) Network Engineer
Libraries, Frameworks & Software Standards
1 629 (16.22%) HTML
2 553 (14.26%) CSS
3 342 (8.82%) Web Services
4 258 (6.65%) LAMP
5 240 (6.19%) jQuery
6 201 (5.18%) Node.js
7 192 (4.95%) AngularJS
8 173 (4.46%) HTML5
9 153 (3.94%) SOAP
10 152 (3.92%) .NET
11 148 (3.82%) XML
12 139 (3.58%) Laravel
13 137 (3.53%) Spring
14 134 (3.45%) REST
15 127 (3.27%) JSON
16 125 (3.22%) RESTful
17 101 (2.60%) React
18 96 (2.47%) Ajax
18 96 (2.47%) Symfony
19 93 (2.40%) J2EE
Miscellaneous
1 506 (13.04%) Computer Science
2 228 (5.88%) Data Centre
3 207 (5.34%) Analytical Skills
4 104 (2.68%) Mobile App
5 93 (2.40%) User Experience
6 89 (2.29%) Algorithms
7 85 (2.19%) Management Information System
8 80 (2.06%) Linux Command Line
9 77 (1.99%) Fintech
10 68 (1.75%) Greenfield Project
11 58 (1.50%) Enterprise Software
12 57 (1.47%) Clustering
13 54 (1.39%) Client/Server
13 54 (1.39%) Replication
14 53 (1.37%) Public Cloud
15 52 (1.34%) Private Cloud
16 47 (1.21%) Embedded Systems
17 33 (0.85%) PKI
18 32 (0.82%) Cyberthreat
19 30 (0.77%) Driving Licence
Operating Systems
1 1395 (35.96%) Windows
2 875 (22.56%) Unix
3 368 (9.49%) CentOS
4 340 (8.77%) Red Hat Enterprise Linux
5 304 (7.84%) Windows Server
6 188 (4.85%) Ubuntu
7 126 (3.25%) Solaris
7 126 (3.25%) Windows Server 2008
8 103 (2.66%) Embedded Linux
8 103 (2.66%) Windows Server 2012
9 97 (2.50%) Debian
10 77 (1.99%) AIX
11 71 (1.83%) Android
12 69 (1.78%) Windows 10
13 56 (1.44%) Windows Server 2003
14 51 (1.31%) Windows 7
15 49 (1.26%) Apple iOS
16 32 (0.82%) Mac OS
16 32 (0.82%) Windows 2000
17 26 (0.67%) Oracle Linux
Processes & Methodologies
1 1020 (26.30%) Agile Software Development
2 753 (19.41%) Software Engineering
3 750 (19.33%) DevOps
4 367 (9.46%) ITIL
5 345 (8.89%) OO
6 340 (8.77%) Continuous Integration
7 337 (8.69%) Scrum
8 318 (8.20%) Open Source
9 289 (7.45%) OOP
9 289 (7.45%) Web Development
10 265 (6.83%) Configuration Management
11 239 (6.16%) MVC
12 209 (5.39%) Test Automation
13 206 (5.31%) TDD
14 199 (5.13%) SDLC
15 175 (4.51%) Mentoring
16 164 (4.23%) High Availability
17 146 (3.76%) E-Commerce
18 138 (3.56%) Microservices
19 124 (3.20%) Project Management
Programming Languages
1 1072 (27.64%) Python
2 980 (25.26%) Java
3 940 (24.23%) SQL
4 770 (19.85%) JavaScript
5 762 (19.64%) C++
6 557 (14.36%) PHP
7 544 (14.02%) Bash Shell
8 523 (13.48%) C
9 436 (11.24%) Perl
10 355 (9.15%) Ruby
11 332 (8.56%) C#
12 258 (6.65%) PowerShell
13 218 (5.62%) Shell Script
14 110 (2.84%) PL/SQL
15 90 (2.32%) Go
16 78 (2.01%) Embedded C++
17 75 (1.93%) Embedded C
18 60 (1.55%) PHP 5
19 56 (1.44%) Scala
20 47 (1.21%) PHP 7
Qualifications
1 674 (17.38%) Degree
2 264 (6.81%) Security Cleared
3 210 (5.41%) Computer Science Degree
4 164 (4.23%) SC Cleared
5 158 (4.07%) Cisco Certification
6 137 (3.53%) CCNA
7 93 (2.40%) RHCE
8 91 (2.35%) Microsoft Certification
9 62 (1.60%) CISSP
10 60 (1.55%) DV Cleared
10 60 (1.55%) MCSE
11 46 (1.19%) RHCSA
12 44 (1.13%) CISM
13 40 (1.03%) ISTQB
14 39 (1.01%) VMware Certified Professional (VCP)
15 37 (0.95%) CCNP
16 35 (0.90%) Master's Degree
17 33 (0.85%) ITIL Certification
18 32 (0.82%) AWS Certification
18 32 (0.82%) MCP
Quality Assurance & Compliance
1 155 (4.00%) SLA
2 134 (3.45%) QA
3 75 (1.93%) ISO/IEC 27001
4 59 (1.52%) PCI DSS
5 18 (0.46%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 17 (0.44%) ISO 9001
7 16 (0.41%) PMO
8 12 (0.31%) HIPAA
9 10 (0.26%) MISRA
10 9 (0.23%) GCP
10 9 (0.23%) MISRA C
11 8 (0.21%) ECSS
12 7 (0.18%) Sarbanes-Oxley
13 4 (0.10%) Cyber Essentials
13 4 (0.10%) GDPR
13 4 (0.10%) ISO 22301
13 4 (0.10%) ISO/IEC 20000
13 4 (0.10%) RMADS
13 4 (0.10%) SAS 70
13 4 (0.10%) SSAE 16
System Software
1 397 (10.23%) Docker
2 347 (8.95%) VMware Infrastructure
3 294 (7.58%) Active Directory
4 134 (3.45%) Hyper-V
5 116 (2.99%) vSphere
6 61 (1.57%) Virtual Machines
7 58 (1.50%) KVM
8 55 (1.42%) VMware ESXi
9 30 (0.77%) HDFS
9 30 (0.77%) vCloud
10 27 (0.70%) Oracle RAC
11 26 (0.67%) Terminal Services
12 24 (0.62%) Xen
13 23 (0.59%) NFS
14 22 (0.57%) Firmware
14 22 (0.57%) Kamailio
15 21 (0.54%) Samba
16 17 (0.44%) VMware NSX
17 16 (0.41%) iptables
17 16 (0.41%) XenApp
Systems Management
1 461 (11.88%) Puppet
2 366 (9.44%) Opscode Chef
3 358 (9.23%) Ansible
4 126 (3.25%) Terraform
5 107 (2.76%) Kubernetes
6 94 (2.42%) Nagios
7 47 (1.21%) Grafana
8 42 (1.08%) Kibana
9 36 (0.93%) Packer
9 36 (0.93%) Red Hat Satellite
10 34 (0.88%) WSUS
11 30 (0.77%) vCenter Server
12 27 (0.70%) Salt
12 27 (0.70%) ZABBIX
13 26 (0.67%) NetBackup
14 25 (0.64%) logstash
14 25 (0.64%) Tivoli
15 23 (0.59%) Oracle ZFS
15 23 (0.59%) SCOM
16 22 (0.57%) SCCM
Vendors
1 548 (14.13%) VMware
2 503 (12.97%) Red Hat
3 440 (11.34%) Oracle
4 362 (9.33%) Microsoft
5 360 (9.28%) Cisco
6 134 (3.45%) Juniper
7 131 (3.38%) HP
8 120 (3.09%) Zend
9 101 (2.60%) IBM
10 87 (2.24%) SAP
11 81 (2.09%) F5
12 78 (2.01%) Palo Alto
13 68 (1.75%) Dell
14 65 (1.68%) CheckPoint
15 59 (1.52%) Google
16 54 (1.39%) EMC
17 50 (1.29%) Sophos
18 49 (1.26%) Citrix
18 49 (1.26%) NetApp
18 49 (1.26%) Sun