Period
to 17 November 2017

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 6 months to 17 November 2017 with a comparison to the same period in the previous 2 years.

Linux
West Sussex > Crawley
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 8 16 9
Rank change year-on-year +8 -7 +3
Permanent jobs citing Linux 134 114 178
As % of all permanent IT jobs advertised in Crawley 19.97% 11.11% 21.09%
As % of the Operating Systems category 60.63% 33.73% 48.63%
Number of salaries quoted 127 128 157
Crawley median annual salary £47,500 £52,500 £42,500
Median salary % change year-on-year -9.52% +23.53% -
10th Percentile £27,500 £26,250 £21,250
90th Percentile £57,500 £67,500 £48,750
West Sussex median annual salary £47,500 £47,500 £42,500
% change year-on-year - +11.76% +4.65%

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 Crawley with a requirement for operating system skills.

All Operating Systems
Crawley
Permanent vacancies with a requirement for operating system skills 221 338 366
As % of all permanent IT jobs advertised in Crawley 32.94% 32.94% 43.36%
Number of salaries quoted 199 331 329
Crawley median annual salary £42,500 £47,500 £42,500
Median salary % change year-on-year -10.53% +11.76% -5.56%
10th Percentile £26,750 £23,750 £24,750
90th Percentile £57,500 £63,750 £60,000
West Sussex median annual salary £42,500 £45,000 £40,500
% change year-on-year -5.56% +11.11% +1.25%

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 6 months to 17 November 2017.

Salary histogram for Linux in Crawley

For the 6 months to 17 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 Crawley region with a requirement for Linux.

1 54 (40.30%) Java
2 46 (34.33%) Amazon AWS
3 42 (31.34%) SQL
4 41 (30.60%) DevOps
5 37 (27.61%) Degree
6 35 (26.12%) Oracle
6 35 (26.12%) C++
7 33 (24.63%) Telecoms
8 31 (23.13%) Unix
9 30 (22.39%) HTML
9 30 (22.39%) JavaScript
9 30 (22.39%) CSS
10 24 (17.91%) SQL Server
10 24 (17.91%) Perl
11 22 (16.42%) Windows
11 22 (16.42%) Computer Science
12 21 (15.67%) C
13 20 (14.93%) Amazon EC2
14 19 (14.18%) Amazon S3
14 19 (14.18%) Amazon ELB
14 19 (14.18%) Virtual Private Cloud
15 17 (12.69%) Analytical Skills
15 17 (12.69%) MySQL
15 17 (12.69%) Shell Script
16 16 (11.94%) SLA
16 16 (11.94%) Relational Database
16 16 (11.94%) CentOS
17 15 (11.19%) Scenario Testing
17 15 (11.19%) Web Services
18 14 (10.45%) VMware

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 6 (4.48%) Apache
1 6 (4.48%) nginx
2 4 (2.99%) Elasticsearch
3 1 (0.75%) Confluence
Applications
1 4 (2.99%) Simulink
Cloud Services
1 46 (34.33%) Amazon AWS
2 20 (14.93%) Amazon EC2
3 19 (14.18%) Amazon ELB
3 19 (14.18%) Amazon S3
3 19 (14.18%) Virtual Private Cloud
4 8 (5.97%) Cloud Computing
5 4 (2.99%) GitHub
6 3 (2.24%) Microsoft Azure
7 2 (1.49%) Google Cloud Platform
8 1 (0.75%) AWS CloudFormation
Communications & Networking
1 7 (5.22%) VoIP
2 5 (3.73%) DNS
2 5 (3.73%) TCP/IP
3 4 (2.99%) Internet
4 2 (1.49%) DHCP
4 2 (1.49%) Structured Cabling
4 2 (1.49%) Unified Communications
4 2 (1.49%) Wireless
5 1 (0.75%) Wi-Fi
Database & Business Intelligence
1 24 (17.91%) SQL Server
2 17 (12.69%) MySQL
3 16 (11.94%) Relational Database
4 11 (8.21%) DB2
5 10 (7.46%) Data Mining
6 8 (5.97%) PostgreSQL
7 5 (3.73%) Big Data
8 4 (2.99%) Oracle Database
8 4 (2.99%) Oracle Database 11g
9 1 (0.75%) MariaDB
9 1 (0.75%) MongoDB
9 1 (0.75%) Redis
9 1 (0.75%) SQLite
Development Applications
1 8 (5.97%) Vagrant
2 7 (5.22%) Git (software)
2 7 (5.22%) Jenkins
3 1 (0.75%) JIRA
3 1 (0.75%) PHPUnit
3 1 (0.75%) QUnit
General
1 33 (24.63%) Telecoms
2 9 (6.72%) French Language
2 9 (6.72%) German Language
3 5 (3.73%) Games
4 1 (0.75%) Aerospace
4 1 (0.75%) Legal
4 1 (0.75%) Publishing
Job Titles
1 42 (31.34%) Developer
2 28 (20.90%) Systems Engineer
3 27 (20.15%) DevOps Engineer
4 26 (19.40%) Java Developer
5 22 (16.42%) Cloud Engineer
6 20 (14.93%) AWS Engineer
7 19 (14.18%) AWS DevOps
7 19 (14.18%) AWS DevOps Engineer
8 17 (12.69%) Software Developer
9 14 (10.45%) Administrator
9 14 (10.45%) Linux Administrator
10 13 (9.70%) Linux Engineer
10 13 (9.70%) Linux Systems Administrator
10 13 (9.70%) Support Engineer
10 13 (9.70%) Systems Administrator
11 11 (8.21%) Applications Support
12 10 (7.46%) DevOps Systems Engineer
13 9 (6.72%) Linux Scripter
13 9 (6.72%) Linux Systems Engineer
13 9 (6.72%) SQL Developer
Libraries, Frameworks & Software Standards
1 30 (22.39%) CSS
1 30 (22.39%) HTML
2 15 (11.19%) Web Services
3 12 (8.96%) J2EE
4 11 (8.21%) XML
5 6 (4.48%) LAMP
5 6 (4.48%) LEMP Stack
6 5 (3.73%) .NET
6 5 (3.73%) Ajax
6 5 (3.73%) AngularJS
6 5 (3.73%) HTML5
6 5 (3.73%) jQuery
6 5 (3.73%) JSON
6 5 (3.73%) Node.js
6 5 (3.73%) Yii
7 1 (0.75%) Ember.js
7 1 (0.75%) JSP
7 1 (0.75%) Middleware
7 1 (0.75%) SOAP
7 1 (0.75%) Symfony
Miscellaneous
1 22 (16.42%) Computer Science
2 17 (12.69%) Analytical Skills
3 7 (5.22%) Data Centre
4 6 (4.48%) Algorithms
4 6 (4.48%) Client/Server
4 6 (4.48%) Data Structures
5 5 (3.73%) Mobile App
5 5 (3.73%) Virtual Team
6 3 (2.24%) Device Driver
7 1 (0.75%) Driving Licence
7 1 (0.75%) Public Cloud
Operating Systems
1 31 (23.13%) Unix
2 22 (16.42%) Windows
3 16 (11.94%) CentOS
4 11 (8.21%) zOS
5 8 (5.97%) Debian
6 5 (3.73%) Windows Server
7 4 (2.99%) Red Hat Enterprise Linux
Processes & Methodologies
1 41 (30.60%) DevOps
2 15 (11.19%) Scenario Testing
3 14 (10.45%) Agile Software Development
3 14 (10.45%) Network Design
4 11 (8.21%) Analytics
5 10 (7.46%) Data Analytics
5 10 (7.46%) Data Management
5 10 (7.46%) Data Modelling
6 8 (5.97%) Release Management
7 7 (5.22%) Configuration Management
7 7 (5.22%) Data Protection
7 7 (5.22%) Project Management
7 7 (5.22%) Scrum
7 7 (5.22%) Test Automation
8 6 (4.48%) Continuous Integration
8 6 (4.48%) Customer Requirements
8 6 (4.48%) Web Design
9 5 (3.73%) MVC
9 5 (3.73%) Open Source
9 5 (3.73%) Web Development
Programming Languages
1 54 (40.30%) Java
2 42 (31.34%) SQL
3 35 (26.12%) C++
4 30 (22.39%) JavaScript
5 24 (17.91%) Perl
6 21 (15.67%) C
7 17 (12.69%) Shell Script
8 13 (9.70%) Bash Shell
9 10 (7.46%) PL/SQL
9 10 (7.46%) Python
10 6 (4.48%) PHP
11 4 (2.99%) MATLAB
12 2 (1.49%) Assembly Language
13 1 (0.75%) ES6
13 1 (0.75%) Go
Qualifications
1 37 (27.61%) Degree
2 6 (4.48%) CCA
2 6 (4.48%) CCNA
2 6 (4.48%) Cisco Certification
2 6 (4.48%) Citrix Certification
2 6 (4.48%) Computer Science Degree
2 6 (4.48%) MCSE
2 6 (4.48%) Microsoft Certification
3 2 (1.49%) AWS Certification
3 2 (1.49%) MCP
4 1 (0.75%) RHCE
4 1 (0.75%) SC Cleared
4 1 (0.75%) Security Cleared
Quality Assurance & Compliance
1 16 (11.94%) SLA
2 6 (4.48%) QA
System Software
1 13 (9.70%) VMware Infrastructure
2 6 (4.48%) MetaFrame
2 6 (4.48%) XenApp
3 4 (2.99%) Oracle RAC
4 3 (2.24%) iptables
4 3 (2.24%) KVM
4 3 (2.24%) LXC
5 1 (0.75%) Docker
Systems Management
1 13 (9.70%) Puppet
2 12 (8.96%) Ansible
3 11 (8.21%) Tivoli
3 11 (8.21%) Tivoli Storage Manager
4 9 (6.72%) Opscode Chef
5 5 (3.73%) CFEngine
6 3 (2.24%) SELinux
7 1 (0.75%) Salt
Vendors
1 35 (26.12%) Oracle
2 14 (10.45%) VMware
3 11 (8.21%) IBM
4 8 (5.97%) Red Hat
5 6 (4.48%) Citrix
6 5 (3.73%) Zend
7 4 (2.99%) Perforce
8 2 (1.49%) Avaya
8 2 (1.49%) Cisco
8 2 (1.49%) Google
8 2 (1.49%) Mitel
9 1 (0.75%) CA Agile Central
9 1 (0.75%) Progress