The following table provides summary statistics for permanent job vacancies advertised in Crawley with a requirement for Linux skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Linux over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

Linux
West Sussex / Crawley
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 9 7 8
Rank change year-on-year -2 +1  
Permanent jobs citing Linux 84 98 73
As % of all permanent IT jobs advertised in Crawley 21.43% 18.81% 19.31%
As % of the Operating Systems category 56.38% 49.25% 38.42%
Number of salaries quoted 82 110 65
Median salary £43,500 £52,250 £42,500
Median salary % change year-on-year -16.74% +22.94%  
90% offered a salary of more than £36,250 £32,500 £21,250
10% offered a salary of more than £55,000 £67,500 £58,450
UK excluding London median salary £42,500 £42,500 £42,500

Linux is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Crawley with a requirement for operating system skills.

Operating System Skills
Crawley
Permanent job vacancies with a requirement for operating system skills 149 199 190
As % of all permanent IT job vacancies advertised in Crawley 38.01% 38.20% 50.26%
Number of salaries quoted 249 485 525
Median salary £42,500 £45,000 £42,500
Median salary % change year-on-year -5.55% +5.88%  
90% offered a salary of more than £27,750 £23,500 £23,500
10% offered a salary of more than £53,750 £60,250 £61,250
UK excluding London median salary £37,500 £37,500 £37,500

Linux
Job Vacancy Trend in Crawley

Job postings citing Linux as a percentage of all IT jobs advertised in Crawley.

Job vacancy trend for Linux in Crawley

Linux
Salary Trend in Crawley

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

Salary trend for Linux in Crawley

Linux
Salary Histogram in Crawley

The salary distribution of IT jobs citing Linux in Crawley over the 3 months to 28 June 2017.

Salary histogram for Linux in Crawley

For the 6 months to 28 June 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 Crawley region with a requirement for Linux.

1 68 (52.71%) Java
2 53 (41.09%) SQL
3 51 (39.53%) C++
4 46 (35.66%) HTML
4 46 (35.66%) CSS
5 45 (34.88%) Amazon AWS
6 40 (31.01%) Telecoms
6 40 (31.01%) C
7 34 (26.36%) JavaScript
8 31 (24.03%) Oracle
8 31 (24.03%) Python
9 30 (23.26%) DevOps
10 26 (20.16%) Amazon ELB
10 26 (20.16%) Virtual Private Cloud
10 26 (20.16%) Amazon EC2
10 26 (20.16%) Amazon S3
11 25 (19.38%) Scenario Testing
11 25 (19.38%) Assembly Language
11 25 (19.38%) Degree
12 22 (17.05%) Computer Science
12 22 (17.05%) Unix
13 21 (16.28%) Debian
13 21 (16.28%) Ansible
14 19 (14.73%) VMware
14 19 (14.73%) Vagrant
14 19 (14.73%) VMware Infrastructure
15 18 (13.95%) Bash Shell
15 18 (13.95%) Perl
16 17 (13.18%) JSP
16 17 (13.18%) Network Design

Linux
Co-occurring IT Skills in Crawley 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 2 (1.55%) Apache
1 2 (1.55%) Confluence
1 2 (1.55%) Tomcat
2 1 (0.78%) SharePoint
Applications
1 2 (1.55%) Microsoft Office
1 2 (1.55%) Photoshop
Cloud Services
1 45 (34.88%) Amazon AWS
2 26 (20.16%) Amazon EC2
2 26 (20.16%) Amazon ELB
2 26 (20.16%) Amazon S3
2 26 (20.16%) Virtual Private Cloud
3 9 (6.98%) Cloud Computing
4 1 (0.78%) Microsoft Azure
Communications & Networking
1 13 (10.08%) DNS
1 13 (10.08%) Wireless
2 9 (6.98%) Internet
2 9 (6.98%) TCP/IP
3 3 (2.33%) DHCP
4 1 (0.78%) CTI
Database & Business Intelligence
1 10 (7.75%) Relational Database
2 7 (5.43%) MySQL
3 5 (3.88%) Data Mining
3 5 (3.88%) Oracle Database
3 5 (3.88%) Oracle Database 11g
3 5 (3.88%) PostgreSQL
3 5 (3.88%) SQL Server
Development Applications
1 19 (14.73%) Vagrant
2 2 (1.55%) Jenkins
2 2 (1.55%) JIRA
2 2 (1.55%) Selenium
3 1 (0.78%) Eclipse
3 1 (0.78%) Mockito
3 1 (0.78%) NUnit
General
1 40 (31.01%) Telecoms
2 2 (1.55%) French Language
2 2 (1.55%) German Language
Job Titles
1 52 (40.31%) Developer
2 45 (34.88%) Java Developer
3 25 (19.38%) Cloud Engineer
4 23 (17.83%) Linux Engineer
5 21 (16.28%) AWS DevOps
5 21 (16.28%) AWS DevOps Engineer
5 21 (16.28%) AWS Engineer
5 21 (16.28%) DevOps Engineer
6 20 (15.50%) Administrator
6 20 (15.50%) Linux Administrator
6 20 (15.50%) Linux Systems Administrator
6 20 (15.50%) Systems Administrator
7 18 (13.95%) Systems Engineer
8 17 (13.18%) C++ Developer
8 17 (13.18%) C++/Java Developer
9 14 (10.85%) Assembler Developer
10 13 (10.08%) Test Engineer
11 12 (9.30%) Deployment Engineer
11 12 (9.30%) Linux DevOps Engineer
11 12 (9.30%) Linux/Unix DevOps
Libraries, Frameworks & Software Standards
1 46 (35.66%) CSS
1 46 (35.66%) HTML
2 17 (13.18%) JSP
3 12 (9.30%) Web Services
4 5 (3.88%) XML
5 3 (2.33%) Ajax
5 3 (2.33%) J2EE
5 3 (2.33%) jQuery
5 3 (2.33%) JSON
5 3 (2.33%) Spring
6 2 (1.55%) Hibernate
6 2 (1.55%) Servlets
7 1 (0.78%) Backbone.js
7 1 (0.78%) Marionette.js
7 1 (0.78%) Velocity
Miscellaneous
1 22 (17.05%) Computer Science
2 10 (7.75%) Device Driver
3 8 (6.20%) Analytical Skills
4 2 (1.55%) Mainframe
5 1 (0.78%) Algorithms
5 1 (0.78%) Mobile App
5 1 (0.78%) User Experience
Operating Systems
1 22 (17.05%) Unix
2 21 (16.28%) Debian
3 13 (10.08%) Windows
4 12 (9.30%) CentOS
5 3 (2.33%) Windows Server
6 2 (1.55%) zOS
7 1 (0.78%) Android
7 1 (0.78%) Apple iOS
7 1 (0.78%) Windows 10
7 1 (0.78%) Windows 7
7 1 (0.78%) Windows Server 2003
7 1 (0.78%) Windows Server 2012
Processes & Methodologies
1 30 (23.26%) DevOps
2 25 (19.38%) Scenario Testing
3 17 (13.18%) Data Protection
3 17 (13.18%) Multithreaded Programming
3 17 (13.18%) Multithreading
3 17 (13.18%) Network Design
4 15 (11.63%) Agile Software Development
4 15 (11.63%) Root Cause Analysis
4 15 (11.63%) Test Automation
5 14 (10.85%) Scrum
6 13 (10.08%) Mathematics
7 12 (9.30%) BDD
7 12 (9.30%) Defect Tracking
7 12 (9.30%) Process Improvement
7 12 (9.30%) Software Testing
7 12 (9.30%) TDD
8 11 (8.53%) Software Engineering
9 9 (6.98%) Build Automation
9 9 (6.98%) Load Balancing
10 5 (3.88%) Data Analytics
Programming Languages
1 68 (52.71%) Java
2 53 (41.09%) SQL
3 51 (39.53%) C++
4 40 (31.01%) C
5 34 (26.36%) JavaScript
6 31 (24.03%) Python
7 25 (19.38%) Assembly Language
8 18 (13.95%) Bash Shell
8 18 (13.95%) Perl
9 13 (10.08%) Shell Script
10 2 (1.55%) COBOL
10 2 (1.55%) PL/SQL
10 2 (1.55%) REXX
Qualifications
1 25 (19.38%) Degree
2 7 (5.43%) Computer Science Degree
3 5 (3.88%) CCA
3 5 (3.88%) CCNA
3 5 (3.88%) Cisco Certification
3 5 (3.88%) Citrix Certification
3 5 (3.88%) MCSE
3 5 (3.88%) Microsoft Certification
4 2 (1.55%) Numerate Degree
Quality Assurance & Compliance
1 1 (0.78%) QA
1 1 (0.78%) SLA
System Software
1 19 (14.73%) VMware Infrastructure
2 10 (7.75%) iptables
2 10 (7.75%) KVM
3 9 (6.98%) LXC
4 5 (3.88%) MetaFrame
4 5 (3.88%) Oracle RAC
4 5 (3.88%) XenApp
5 1 (0.78%) Active Directory
5 1 (0.78%) Virtual Desktop
5 1 (0.78%) Virtual Machines
Systems Management
1 21 (16.28%) Ansible
2 10 (7.75%) SELinux
3 3 (2.33%) Opscode Chef
3 3 (2.33%) Puppet
4 1 (0.78%) cPanel
Vendors
1 31 (24.03%) Oracle
2 19 (14.73%) VMware
3 5 (3.88%) Citrix
4 3 (2.33%) Microsoft
5 2 (1.55%) Adobe
5 2 (1.55%) CA Agile Central
5 2 (1.55%) IBM
5 2 (1.55%) Red Hat
6 1 (0.78%) hybris
6 1 (0.78%) Perforce
6 1 (0.78%) Progress