Period
to 18 March 2019

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

Linux
6 months to
18 Mar 2019
Same period 2018 Same period 2017
Rank 18 30 17
Rank change year-on-year +12 -13 +13
Permanent jobs citing Linux 100 115 212
As % of all permanent IT jobs advertised in Essex 10.72% 7.86% 10.60%
As % of the Operating Systems category 38.76% 37.34% 45.59%
Number of salaries quoted 68 91 161
Essex median annual salary £45,591 £45,000 £47,500
Median salary % change year-on-year +1.31% -5.26% +18.75%
10th Percentile £23,000 £28,750 £30,000
90th Percentile £77,500 £68,750 £65,000
East of England median annual salary £50,000 £52,500 £46,250
% change year-on-year -4.76% +13.51% +8.82%

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 258 308 465
As % of all permanent IT jobs advertised in Essex 27.65% 21.04% 23.25%
Number of salaries quoted 183 271 350
Essex median annual salary £37,500 £45,000 £45,000
Median salary % change year-on-year -16.67% - +28.57%
10th Percentile £22,000 £21,750 £25,000
90th Percentile £74,500 £68,750 £62,500
East of England median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% +6.25%

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 18 March 2019.

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 18 March 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
Colchester +14 28 £72,500 +61.11% 5
Southend-on-Sea +16 16 £65,000 +160.00% 11
Harlow +36 9 £24,000 -47.83% 3
Chelmsford -11 7 £37,500 -25.00% 1
Witham +17 4 £40,000 +77.78% 2
Brentwood -4 3 - - 2
Braintree - 2 £45,000 - 1
Grays - 2 - -
Saffron Walden +5 1 £40,000 -11.11% 9
Maldon - 1 £40,000 -
Waltham Abbey - 1 £32,000 -
Linux
East of England

For the 6 months to 18 March 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 Essex region with a requirement for Linux.

1 40 (40.00%) Agile Software Development
2 36 (36.00%) HTML
2 36 (36.00%) MySQL
3 35 (35.00%) SQL Server
4 34 (34.00%) JavaScript
5 32 (32.00%) Java
5 32 (32.00%) CSS
6 29 (29.00%) Spring
7 28 (28.00%) Relational Database
8 27 (27.00%) WebSphere
8 27 (27.00%) Oracle
9 26 (26.00%) MVC
10 25 (25.00%) PHP
11 24 (24.00%) Finance
12 22 (22.00%) Web Services
13 20 (20.00%) Amazon AWS
14 19 (19.00%) Spring MVC
14 19 (19.00%) Docker
14 19 (19.00%) Apache
14 19 (19.00%) PL/SQL
14 19 (19.00%) RDBMS
15 17 (17.00%) Microsoft
15 17 (17.00%) JBoss
15 17 (17.00%) SQL
15 17 (17.00%) JSP
15 17 (17.00%) Swing
15 17 (17.00%) Tomcat
15 17 (17.00%) SOAP
15 17 (17.00%) DevOps
15 17 (17.00%) Apache Spark

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 27 (27.00%) WebSphere
2 19 (19.00%) Apache
3 17 (17.00%) Apache Spark
3 17 (17.00%) JBoss
3 17 (17.00%) Tomcat
4 16 (16.00%) Apache Geronimo
4 16 (16.00%) GlassFish
5 10 (10.00%) Elasticsearch
6 9 (9.00%) WildFly
7 7 (7.00%) Apache Pig
7 7 (7.00%) WordPress
8 6 (6.00%) OpenStack
9 3 (3.00%) MS Exchange
9 3 (3.00%) nginx
9 3 (3.00%) SharePoint
10 1 (1.00%) WebLogic
Applications
1 15 (15.00%) Weka
Cloud Services
1 20 (20.00%) Amazon AWS
2 12 (12.00%) Google Cloud Platform
3 7 (7.00%) GitHub
3 7 (7.00%) OpenShift
4 6 (6.00%) Amazon CloudWatch
4 6 (6.00%) Microsoft Azure
5 3 (3.00%) SaaS
6 2 (2.00%) npm
6 2 (2.00%) Yarn
7 1 (1.00%) Cloud Computing
Communications & Networking
1 16 (16.00%) Internet
2 9 (9.00%) Firewall
3 5 (5.00%) NAS
3 5 (5.00%) SAN
4 4 (4.00%) DNS
5 3 (3.00%) BGP
5 3 (3.00%) Cisco ASA
5 3 (3.00%) Cisco IOS
5 3 (3.00%) Cisco Nexus
5 3 (3.00%) Ethernet
5 3 (3.00%) FabricPath
5 3 (3.00%) LAN
5 3 (3.00%) Network Security
5 3 (3.00%) OSPF
5 3 (3.00%) VoIP
5 3 (3.00%) WAN
5 3 (3.00%) Wi-Fi
5 3 (3.00%) Wireless
5 3 (3.00%) WLAN
6 2 (2.00%) TCP/IP
Database & Business Intelligence
1 36 (36.00%) MySQL
2 35 (35.00%) SQL Server
3 28 (28.00%) Relational Database
4 19 (19.00%) RDBMS
5 17 (17.00%) MongoDB
6 16 (16.00%) PostgreSQL
7 15 (15.00%) Apache Hive
7 15 (15.00%) Big Data
7 15 (15.00%) CouchDB
7 15 (15.00%) Hadoop
7 15 (15.00%) Mahout
7 15 (15.00%) Neo4j
7 15 (15.00%) NoSQL
7 15 (15.00%) Sqoop
8 7 (7.00%) Oracle Database
9 6 (6.00%) Amazon Athena
10 2 (2.00%) Data Warehouse
10 2 (2.00%) Oracle Database 12c
10 2 (2.00%) SQL Server 2016
11 1 (1.00%) SQL Server Reporting Services
Development Applications
1 16 (16.00%) Ant
1 16 (16.00%) Gradle
1 16 (16.00%) Maven
2 15 (15.00%) Git (software)
3 7 (7.00%) Robot Framework
4 2 (2.00%) GitLab
4 2 (2.00%) Grunt
4 2 (2.00%) gulp
4 2 (2.00%) webpack
5 1 (1.00%) Atlassian Bamboo
5 1 (1.00%) Jenkins
5 1 (1.00%) JIRA
5 1 (1.00%) Team Foundation Server
5 1 (1.00%) TeamCity
5 1 (1.00%) Visual Studio
General
1 24 (24.00%) Finance
2 4 (4.00%) Legal
3 2 (2.00%) Advertising
Job Titles
1 63 (63.00%) Developer
2 27 (27.00%) Java Developer
3 22 (22.00%) PHP Developer
4 17 (17.00%) Lead Developer
4 17 (17.00%) Lead Java Developer
5 11 (11.00%) Software Developer
6 9 (9.00%) DevOps Engineer
6 9 (9.00%) Network Engineer
7 8 (8.00%) DevOps Developer
8 7 (7.00%) Agile Developer
8 7 (7.00%) Agile Java Developer
8 7 (7.00%) Java Swing Developer
8 7 (7.00%) Junior
8 7 (7.00%) Senior Developer
9 6 (6.00%) PHP Laravel Developer
9 6 (6.00%) Senior Software Developer
10 5 (5.00%) Analyst
10 5 (5.00%) JavaScript Developer
10 5 (5.00%) Junior Network Engineer
10 5 (5.00%) LAMP Developer
Libraries, Frameworks & Software Standards
1 36 (36.00%) HTML
2 32 (32.00%) CSS
3 29 (29.00%) Spring
4 22 (22.00%) Web Services
5 19 (19.00%) Spring MVC
6 17 (17.00%) Java EE
6 17 (17.00%) JSP
6 17 (17.00%) SOAP
6 17 (17.00%) Swing
7 16 (16.00%) EJB
7 16 (16.00%) FreeMarker
7 16 (16.00%) Hibernate
7 16 (16.00%) JMS
7 16 (16.00%) JPA
7 16 (16.00%) REST
7 16 (16.00%) Servlets
7 16 (16.00%) Symfony
7 16 (16.00%) TopLink
8 13 (13.00%) Laravel
9 11 (11.00%) Elastic Stack
Miscellaneous
1 9 (9.00%) Data Centre
2 4 (4.00%) Linux Command Line
2 4 (4.00%) Social Media
3 3 (3.00%) IVR
3 3 (3.00%) Management Information System
3 3 (3.00%) Private Cloud
3 3 (3.00%) Self-Motivation
4 2 (2.00%) Driving Licence
4 2 (2.00%) Public Cloud
4 2 (2.00%) Smart Home
5 1 (1.00%) Embedded Systems
Operating Systems
1 14 (14.00%) Windows
2 7 (7.00%) Windows Server
3 5 (5.00%) Red Hat Enterprise Linux
4 3 (3.00%) CentOS
4 3 (3.00%) VMS
5 2 (2.00%) SUSE
5 2 (2.00%) Unix
6 1 (1.00%) MVS
Processes & Methodologies
1 40 (40.00%) Agile Software Development
2 26 (26.00%) MVC
3 17 (17.00%) DevOps
4 16 (16.00%) Web Development
5 15 (15.00%) Analytics
5 15 (15.00%) Computer Science
6 14 (14.00%) Test Automation
7 13 (13.00%) OOP
8 10 (10.00%) E-Commerce
9 9 (9.00%) Deployment Automation
9 9 (9.00%) Digital Transformation Programme
9 9 (9.00%) Scrum-ban
10 8 (8.00%) ITIL
10 8 (8.00%) Microservices
11 7 (7.00%) Mentoring
11 7 (7.00%) Open Source
11 7 (7.00%) Proactive Management
11 7 (7.00%) Problem Management
11 7 (7.00%) Root Cause Analysis
11 7 (7.00%) Runbook
Programming Languages
1 34 (34.00%) JavaScript
2 32 (32.00%) Java
3 25 (25.00%) PHP
4 19 (19.00%) PL/SQL
5 17 (17.00%) SQL
6 15 (15.00%) T-SQL
7 9 (9.00%) Python
8 6 (6.00%) Shell Script
9 3 (3.00%) Ruby
10 2 (2.00%) C#
10 2 (2.00%) C++
10 2 (2.00%) Java 8
10 2 (2.00%) Java 9
10 2 (2.00%) PHP 7
11 1 (1.00%) Bash Shell
11 1 (1.00%) Go
Qualifications
1 13 (13.00%) Degree
2 2 (2.00%) Oracle Certification
2 2 (2.00%) SC Cleared
2 2 (2.00%) Security Cleared
3 1 (1.00%) RHCE
3 1 (1.00%) RHCSA
Quality Assurance & Compliance
1 3 (3.00%) SLA
System Software
1 19 (19.00%) Docker
2 15 (15.00%) HDFS
3 6 (6.00%) Slurm Workload Manager
4 5 (5.00%) VMware Infrastructure
5 1 (1.00%) NFS
5 1 (1.00%) Oracle RAC
Systems Management
1 15 (15.00%) Ansible
2 8 (8.00%) Kibana
2 8 (8.00%) logstash
3 7 (7.00%) Docker Swarm
3 7 (7.00%) Kubernetes
3 7 (7.00%) Terraform
4 1 (1.00%) Consul
4 1 (1.00%) Data Guard
4 1 (1.00%) Grafana
4 1 (1.00%) Nagios
4 1 (1.00%) Opsview
4 1 (1.00%) Oracle Enterprise Manager
4 1 (1.00%) Oracle RMAN
4 1 (1.00%) Packer
4 1 (1.00%) Puppet
Vendors
1 27 (27.00%) Oracle
2 17 (17.00%) Microsoft
3 15 (15.00%) Alteryx
3 15 (15.00%) Tableau
4 13 (13.00%) Juniper
5 11 (11.00%) IBM
6 9 (9.00%) VMware
7 8 (8.00%) Cisco
7 8 (8.00%) Red Hat
8 7 (7.00%) AppDynamics
9 5 (5.00%) Brocade
10 4 (4.00%) Google
11 3 (3.00%) Palo Alto
11 3 (3.00%) ServiceNow
11 3 (3.00%) SolarWinds
12 2 (2.00%) Xamarin
13 1 (1.00%) NetApp
13 1 (1.00%) Netezza