Period
to 20 October 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 20 October 2018 with a comparison to the same period in the previous 2 years.

Linux
6 months to
20 Oct 2018
Same period 2017 Same period 2016
Rank 39 29 27
Rank change year-on-year -10 -2 +10
Permanent jobs citing Linux 65 117 148
As % of all permanent IT jobs advertised in Essex 5.16% 7.81% 6.94%
As % of the Operating Systems category 25.29% 33.14% 31.62%
Number of salaries quoted 48 103 112
Essex median annual salary £40,000 £40,000 £45,000
Median salary % change year-on-year - -11.11% -
10th Percentile £25,125 £30,480 £25,750
90th Percentile £80,000 £53,750 £64,011
East of England median annual salary £52,500 £47,500 £45,000
% change year-on-year +10.53% +5.56% -

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 257 353 468
As % of all permanent IT jobs advertised in Essex 20.40% 23.55% 21.95%
Number of salaries quoted 172 306 370
Essex median annual salary £34,500 £40,000 £47,000
Median salary % change year-on-year -13.75% -14.89% +25.33%
10th Percentile £20,500 £19,625 £24,000
90th Percentile £64,875 £57,500 £70,000
East of England median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +1.80%

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 20 October 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 20 October 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 -9 21 £50,000 - 6
Chelmsford +6 10 £75,000 +127.27% 2
Basildon - 6 £35,000 - 3
Brentwood +9 4 £22,500 - 2
Saffron Walden -6 4 £40,000 - 7
Billericay - 2 £41,125 -
Witham +4 1 £22,500 - 3
Southend-on-Sea -10 1 £55,000 +85.76% 5
Loughton - 1 £60,000 -
Canvey Island - 1 £40,000 -
Linux
East of England

For the 6 months to 20 October 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 23 (35.38%) Windows
2 21 (32.31%) Oracle
2 21 (32.31%) Agile Software Development
3 19 (29.23%) Java
3 19 (29.23%) Amazon AWS
3 19 (29.23%) Relational Database
4 17 (26.15%) SQL Server
4 17 (26.15%) MVC
5 16 (24.62%) Degree
6 14 (21.54%) Microsoft Azure
6 14 (21.54%) HTML
6 14 (21.54%) CSS
6 14 (21.54%) Oracle Database
7 13 (20.00%) Infrastructure Engineering
7 13 (20.00%) Web Services
7 13 (20.00%) E-Commerce
7 13 (20.00%) TCP/IP
7 13 (20.00%) DNS
7 13 (20.00%) VMware
7 13 (20.00%) Spring
7 13 (20.00%) vSphere
7 13 (20.00%) Windows Server
8 12 (18.46%) VMware ESXi
8 12 (18.46%) NAS
8 12 (18.46%) Hyper-V
8 12 (18.46%) WebSphere
8 12 (18.46%) RDBMS
8 12 (18.46%) Active Directory
8 12 (18.46%) SAN
8 12 (18.46%) Apache

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 12 (18.46%) Apache
1 12 (18.46%) WebSphere
2 11 (16.92%) JBoss
2 11 (16.92%) Tomcat
3 7 (10.77%) WebLogic
4 5 (7.69%) WordPress
5 4 (6.15%) Apache Geronimo
5 4 (6.15%) Apache Spark
5 4 (6.15%) GlassFish
6 2 (3.08%) Apache Pig
7 1 (1.54%) Exchange Server 2013
7 1 (1.54%) IIS
Applications
1 4 (6.15%) Simulink
1 4 (6.15%) Weka
Business Applications
1 4 (6.15%) Teamcenter
Cloud Services
1 19 (29.23%) Amazon AWS
2 14 (21.54%) Microsoft Azure
3 11 (16.92%) Office 365
4 1 (1.54%) GitHub
Communications & Networking
1 13 (20.00%) DNS
1 13 (20.00%) TCP/IP
2 12 (18.46%) NAS
2 12 (18.46%) SAN
3 7 (10.77%) Internet
4 4 (6.15%) Firewall
5 3 (4.62%) SMS
6 2 (3.08%) FTP
7 1 (1.54%) DHCP
7 1 (1.54%) HTTP
7 1 (1.54%) LAN
7 1 (1.54%) NetScaler
7 1 (1.54%) RapidIO
7 1 (1.54%) SSH
7 1 (1.54%) VPN
7 1 (1.54%) WAN
Database & Business Intelligence
1 19 (29.23%) Relational Database
2 17 (26.15%) SQL Server
3 14 (21.54%) Oracle Database
4 12 (18.46%) MySQL
4 12 (18.46%) RDBMS
5 6 (9.23%) Data Warehouse
6 5 (7.69%) NoSQL
6 5 (7.69%) PostgreSQL
7 4 (6.15%) Apache Hive
7 4 (6.15%) Big Data
7 4 (6.15%) CouchDB
7 4 (6.15%) Hadoop
7 4 (6.15%) Mahout
7 4 (6.15%) MongoDB
7 4 (6.15%) Neo4j
7 4 (6.15%) Sqoop
8 2 (3.08%) SQL Server Reporting Services
9 1 (1.54%) Data Mining
9 1 (1.54%) Oracle Database 10g
9 1 (1.54%) SQL Server 2005
Development Applications
1 5 (7.69%) Ant
1 5 (7.69%) Gradle
1 5 (7.69%) Maven
2 4 (6.15%) Rational DOORS
3 1 (1.54%) Git (software)
3 1 (1.54%) GitLab
3 1 (1.54%) Robot Framework
General
1 9 (13.85%) Finance
2 3 (4.62%) Automotive
3 2 (3.08%) Retail
4 1 (1.54%) Electronics
4 1 (1.54%) Manufacturing
Job Titles
1 30 (46.15%) Developer
2 13 (20.00%) Infrastructure Engineer
3 12 (18.46%) Java Developer
4 11 (16.92%) Lead Developer
4 11 (16.92%) Lead Java Developer
5 8 (12.31%) PHP Developer
6 6 (9.23%) Database Developer
6 6 (9.23%) Database Programmer
6 6 (9.23%) Oracle Database Developer
6 6 (9.23%) Oracle Developer
6 6 (9.23%) Programmer
7 5 (7.69%) Support Engineer
8 4 (6.15%) Development Team Leader
8 4 (6.15%) Infrastructure Support
8 4 (6.15%) Infrastructure Support Engineer
8 4 (6.15%) Java Development Team Leader
8 4 (6.15%) Java Team Leader
8 4 (6.15%) Team Leader
9 3 (4.62%) E-Commerce Support
9 3 (4.62%) IT Engineer
Libraries, Frameworks & Software Standards
1 14 (21.54%) CSS
1 14 (21.54%) HTML
2 13 (20.00%) Spring
2 13 (20.00%) Web Services
3 11 (16.92%) Ajax
3 11 (16.92%) Java EE
3 11 (16.92%) JSP
3 11 (16.92%) SOAP
3 11 (16.92%) Spring MVC
3 11 (16.92%) Swing
4 5 (7.69%) CakePHP
4 5 (7.69%) Hibernate
4 5 (7.69%) JMS
4 5 (7.69%) REST
5 4 (6.15%) EJB
5 4 (6.15%) FreeMarker
5 4 (6.15%) JPA
5 4 (6.15%) Servlets
5 4 (6.15%) TopLink
6 3 (4.62%) Laravel
Miscellaneous
1 10 (15.38%) Computer Science
2 4 (6.15%) Field-Programmable Gate Array
3 3 (4.62%) Algorithms
4 1 (1.54%) Device Driver
4 1 (1.54%) Management Information System
4 1 (1.54%) Mobile App
Operating Systems
1 23 (35.38%) Windows
2 13 (20.00%) Windows Server
3 5 (7.69%) Unix
4 2 (3.08%) Red Hat Enterprise Linux
5 1 (1.54%) VxWorks
5 1 (1.54%) Windows Server 2008
5 1 (1.54%) Windows Server 2012
Processes & Methodologies
1 21 (32.31%) Agile Software Development
2 17 (26.15%) MVC
3 13 (20.00%) E-Commerce
3 13 (20.00%) Infrastructure Engineering
4 10 (15.38%) OO
5 9 (13.85%) OOP
6 8 (12.31%) Test Automation
7 7 (10.77%) Web Development
8 6 (9.23%) ETL
9 5 (7.69%) Analytics
9 5 (7.69%) Software Engineering
10 4 (6.15%) E-business
10 4 (6.15%) Problem-Solving
10 4 (6.15%) Scrum-ban
11 3 (4.62%) Business Continuity
11 3 (4.62%) Disaster Recovery
11 3 (4.62%) Validation
12 2 (3.08%) Data Management
12 2 (3.08%) Quality Management
12 2 (3.08%) Regression Testing
Programming Languages
1 19 (29.23%) Java
2 12 (18.46%) SQL
3 11 (16.92%) JavaScript
3 11 (16.92%) PL/SQL
4 10 (15.38%) PHP
5 8 (12.31%) Python
6 5 (7.69%) C#
6 5 (7.69%) MATLAB
7 4 (6.15%) Bash Shell
7 4 (6.15%) T-SQL
8 2 (3.08%) C
8 2 (3.08%) Perl
9 1 (1.54%) C++
9 1 (1.54%) Embedded C
9 1 (1.54%) Java 8
9 1 (1.54%) R
Qualifications
1 16 (24.62%) Degree
2 7 (10.77%) Computer Science Degree
3 3 (4.62%) Security Cleared
4 2 (3.08%) SC Cleared
5 1 (1.54%) DV Cleared
5 1 (1.54%) PhD
Quality Assurance & Compliance
1 4 (6.15%) QA
2 2 (3.08%) Data Quality
2 2 (3.08%) SLA
System Software
1 13 (20.00%) vSphere
2 12 (18.46%) Active Directory
2 12 (18.46%) Hyper-V
2 12 (18.46%) VMware ESXi
3 4 (6.15%) Docker
3 4 (6.15%) Firmware
3 4 (6.15%) HDFS
4 2 (3.08%) VMware Infrastructure
5 1 (1.54%) Virtual Servers
5 1 (1.54%) XenApp
5 1 (1.54%) XenDesktop
Systems Management
1 3 (4.62%) Graphite
1 3 (4.62%) Graylog
1 3 (4.62%) Opscode Chef
1 3 (4.62%) Puppet
2 1 (1.54%) Ansible
Vendors
1 21 (32.31%) Oracle
2 13 (20.00%) VMware
3 11 (16.92%) Draytek
3 11 (16.92%) SonicWALL
4 4 (6.15%) Alteryx
4 4 (6.15%) Tableau
4 4 (6.15%) Xilinx
5 3 (4.62%) New Relic
6 1 (1.54%) AppDynamics
6 1 (1.54%) Apple
6 1 (1.54%) Citrix
6 1 (1.54%) EMC
6 1 (1.54%) IBM
6 1 (1.54%) Intel
6 1 (1.54%) Sybase
6 1 (1.54%) Xamarin