Period
to 12 December 2018

The following table provides summary statistics for permanent job vacancies advertised in Essex 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 12 December 2018 with a comparison to the same period in the previous 2 years.

Linux
6 months to
12 Dec 2018
Same period 2017 Same period 2016
Rank 40 33 26
Rank change year-on-year -7 -7 +1
Permanent jobs citing Linux 63 96 157
As % of all permanent IT jobs advertised in Essex 5.34% 6.90% 7.65%
As % of the Operating Systems category 23.42% 35.56% 34.89%
Number of salaries quoted 40 81 106
Essex median annual salary £50,000 £45,000 £47,500
Median salary % change year-on-year +11.11% -5.26% +2.87%
10th Percentile £22,425 £31,500 £30,875
90th Percentile £77,500 £57,500 £68,750
East of England median annual salary £52,500 £50,000 £47,000
% change year-on-year +5.00% +6.38% +4.44%

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 Essex with a requirement for operating system skills.

All Operating Systems
Essex
Permanent vacancies with a requirement for operating system skills 269 270 450
As % of all permanent IT jobs advertised in Essex 22.80% 19.40% 21.93%
Number of salaries quoted 161 238 338
Essex median annual salary £33,500 £42,500 £47,500
Median salary % change year-on-year -21.18% -10.53% +30.14%
10th Percentile £19,750 £19,925 £27,675
90th Percentile £72,500 £62,500 £70,000
East of England median annual salary £45,000 £44,925 £42,500
% change year-on-year +0.17% +5.71% +2.41%

Linux
Job Vacancy Trend in Essex

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

Job vacancy trend for Linux in Essex

Linux
Salary Trend in Essex

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

Salary trend for Linux in Essex

Linux
Salary Histogram in Essex

The salary distribution of IT jobs citing Linux in Essex over the 6 months to 12 December 2018.

Salary histogram for Linux in Essex

Linux
Job Locations in Essex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux within the Essex region over the 6 months to 12 December 2018. 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
Colchester -6 21 £72,500 +45.00% 1
Southend-on-Sea +6 11 £65,000 +108.22% 5
Chelmsford -6 5 £37,500 -16.67% 3
Basildon - 5 £35,000 - 1
Brentwood +1 3 £22,500 - 1
Saffron Walden -3 2 £40,000 - 6
Witham +14 1 £22,500 -
Canvey Island - 1 £40,000 -
Billericay - 1 £41,000 -
Linux
East of England

For the 6 months to 12 December 2018, 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 Essex region with a requirement for Linux.

1 31 (49.21%) Agile Software Development
2 26 (41.27%) Java
3 24 (38.10%) Spring
3 24 (38.10%) WebSphere
4 22 (34.92%) MySQL
4 22 (34.92%) Oracle
4 22 (34.92%) HTML
4 22 (34.92%) CSS
5 20 (31.75%) Web Services
5 20 (31.75%) SQL Server
5 20 (31.75%) MVC
6 19 (30.16%) JavaScript
7 17 (26.98%) Relational Database
8 15 (23.81%) Test Automation
8 15 (23.81%) Amazon AWS
8 15 (23.81%) PHP
9 14 (22.22%) JSP
9 14 (22.22%) SOAP
9 14 (22.22%) Windows
9 14 (22.22%) JBoss
9 14 (22.22%) Apache
9 14 (22.22%) Swing
9 14 (22.22%) Tomcat
9 14 (22.22%) RDBMS
9 14 (22.22%) Java EE
9 14 (22.22%) Degree
9 14 (22.22%) Spring MVC
10 13 (20.63%) E-Commerce
10 13 (20.63%) PL/SQL
11 12 (19.05%) Ajax

Linux
Co-occurring IT Skills in Essex 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 24 (38.10%) WebSphere
2 14 (22.22%) Apache
2 14 (22.22%) JBoss
2 14 (22.22%) Tomcat
3 11 (17.46%) Apache Geronimo
3 11 (17.46%) Apache Spark
3 11 (17.46%) GlassFish
4 9 (14.29%) WildFly
5 8 (12.70%) Elasticsearch
6 6 (9.52%) WordPress
7 3 (4.76%) Apache Pig
7 3 (4.76%) nginx
7 3 (4.76%) SharePoint
7 3 (4.76%) WebLogic
Applications
1 11 (17.46%) Weka
2 3 (4.76%) Simulink
Business Applications
1 3 (4.76%) Teamcenter
Cloud Services
1 15 (23.81%) Amazon AWS
2 7 (11.11%) Microsoft Azure
3 6 (9.52%) Amazon CloudWatch
4 5 (7.94%) Office 365
5 3 (4.76%) OpenShift
5 3 (4.76%) SaaS
6 1 (1.59%) GitHub
Communications & Networking
1 9 (14.29%) Internet
2 7 (11.11%) DNS
3 6 (9.52%) NAS
3 6 (9.52%) SAN
3 6 (9.52%) TCP/IP
4 3 (4.76%) SMS
5 1 (1.59%) BGP
5 1 (1.59%) Cisco Nexus
5 1 (1.59%) Ethernet
5 1 (1.59%) FabricPath
5 1 (1.59%) Firewall
5 1 (1.59%) FTP
5 1 (1.59%) LAN
5 1 (1.59%) OSPF
5 1 (1.59%) RapidIO
5 1 (1.59%) VoIP
5 1 (1.59%) WAN
5 1 (1.59%) Wi-Fi
5 1 (1.59%) Wireless
5 1 (1.59%) WLAN
Database & Business Intelligence
1 22 (34.92%) MySQL
2 20 (31.75%) SQL Server
3 17 (26.98%) Relational Database
4 14 (22.22%) RDBMS
5 11 (17.46%) Apache Hive
5 11 (17.46%) Big Data
5 11 (17.46%) CouchDB
5 11 (17.46%) Hadoop
5 11 (17.46%) Mahout
5 11 (17.46%) MongoDB
5 11 (17.46%) Neo4j
5 11 (17.46%) NoSQL
5 11 (17.46%) PostgreSQL
5 11 (17.46%) Sqoop
6 6 (9.52%) Oracle Database
7 2 (3.17%) Data Warehouse
8 1 (1.59%) Oracle Database 11g
8 1 (1.59%) SQL Server 2005
8 1 (1.59%) SQL Server 2008
8 1 (1.59%) SQL Server Reporting Services
Development Applications
1 11 (17.46%) Ant
1 11 (17.46%) Gradle
1 11 (17.46%) Maven
2 7 (11.11%) Robot Framework
3 4 (6.35%) Git (software)
4 3 (4.76%) Rational DOORS
5 1 (1.59%) GitLab
5 1 (1.59%) JIRA
General
1 11 (17.46%) Finance
2 2 (3.17%) Automotive
3 1 (1.59%) Retail
Job Titles
1 41 (65.08%) Developer
2 22 (34.92%) Java Developer
3 14 (22.22%) Lead Developer
3 14 (22.22%) Lead Java Developer
4 10 (15.87%) PHP Developer
5 8 (12.70%) DevOps Developer
6 6 (9.52%) Applications Developer
6 6 (9.52%) Infrastructure Engineer
7 4 (6.35%) DevOps Engineer
7 4 (6.35%) Support Engineer
7 4 (6.35%) Web Developer
8 3 (4.76%) Infrastructure Support
8 3 (4.76%) Infrastructure Support Engineer
8 3 (4.76%) Java Applications Developer
8 3 (4.76%) JavaScript Developer
8 3 (4.76%) LAMP Developer
8 3 (4.76%) Senior Developer
8 3 (4.76%) Senior Java Developer
8 3 (4.76%) Software Developer
8 3 (4.76%) Software Engineer
Libraries, Frameworks & Software Standards
1 24 (38.10%) Spring
2 22 (34.92%) CSS
2 22 (34.92%) HTML
3 20 (31.75%) Web Services
4 14 (22.22%) Java EE
4 14 (22.22%) JSP
4 14 (22.22%) SOAP
4 14 (22.22%) Spring MVC
4 14 (22.22%) Swing
5 12 (19.05%) Ajax
6 11 (17.46%) EJB
6 11 (17.46%) FreeMarker
6 11 (17.46%) Hibernate
6 11 (17.46%) JMS
6 11 (17.46%) JPA
6 11 (17.46%) REST
6 11 (17.46%) Servlets
6 11 (17.46%) TopLink
7 10 (15.87%) Elastic Stack
7 10 (15.87%) RabbitMQ
Miscellaneous
1 3 (4.76%) Algorithms
1 3 (4.76%) Field-Programmable Gate Array
2 1 (1.59%) Device Driver
2 1 (1.59%) IVR
2 1 (1.59%) Linux Command Line
2 1 (1.59%) Management Information System
2 1 (1.59%) Mobile App
2 1 (1.59%) Self-Motivation
Operating Systems
1 14 (22.22%) Windows
2 7 (11.11%) Windows Server
3 5 (7.94%) Red Hat Enterprise Linux
4 3 (4.76%) CentOS
4 3 (4.76%) Unix
5 1 (1.59%) VxWorks
Processes & Methodologies
1 31 (49.21%) Agile Software Development
2 20 (31.75%) MVC
3 15 (23.81%) Test Automation
4 13 (20.63%) E-Commerce
5 12 (19.05%) DevOps
5 12 (19.05%) Web Development
6 11 (17.46%) Analytics
6 11 (17.46%) Computer Science
7 9 (14.29%) Digital Transformation Programme
7 9 (14.29%) Scrum-ban
8 7 (11.11%) Infrastructure Engineering
8 7 (11.11%) Microservices
9 6 (9.52%) OOP
9 6 (9.52%) Software Engineering
10 4 (6.35%) Deployment Automation
10 4 (6.35%) Front End Development
10 4 (6.35%) OO
11 3 (4.76%) Proactive Management
11 3 (4.76%) Runbook
11 3 (4.76%) Technical Leadership
Programming Languages
1 26 (41.27%) Java
2 19 (30.16%) JavaScript
3 15 (23.81%) PHP
4 13 (20.63%) PL/SQL
5 11 (17.46%) T-SQL
6 5 (7.94%) SQL
7 3 (4.76%) MATLAB
8 2 (3.17%) C#
8 2 (3.17%) Python
9 1 (1.59%) C
9 1 (1.59%) Embedded C
9 1 (1.59%) Ruby
Qualifications
1 14 (22.22%) Degree
2 3 (4.76%) Computer Science Degree
3 1 (1.59%) SC Cleared
3 1 (1.59%) Security Cleared
Quality Assurance & Compliance
1 1 (1.59%) Data Quality
1 1 (1.59%) QA
1 1 (1.59%) SLA
System Software
1 11 (17.46%) HDFS
2 10 (15.87%) Docker
3 6 (9.52%) Hyper-V
3 6 (9.52%) vSphere
4 5 (7.94%) Active Directory
4 5 (7.94%) VMware ESXi
5 3 (4.76%) Firmware
6 1 (1.59%) Virtual Servers
6 1 (1.59%) VMware Infrastructure
Systems Management
1 8 (12.70%) Kibana
1 8 (12.70%) logstash
2 6 (9.52%) Docker Swarm
3 4 (6.35%) Ansible
Vendors
1 22 (34.92%) Oracle
2 11 (17.46%) Alteryx
2 11 (17.46%) Tableau
3 10 (15.87%) IBM
4 8 (12.70%) Microsoft
5 7 (11.11%) AppDynamics
6 6 (9.52%) VMware
7 5 (7.94%) Draytek
7 5 (7.94%) SonicWALL
8 3 (4.76%) Red Hat
8 3 (4.76%) Xilinx
9 1 (1.59%) Apple
9 1 (1.59%) Cisco
9 1 (1.59%) Intel
9 1 (1.59%) Juniper
9 1 (1.59%) Palo Alto
9 1 (1.59%) ServiceNow
9 1 (1.59%) SolarWinds
9 1 (1.59%) Sybase