Period
to 14 November 2018

The following table provides summary statistics for permanent job vacancies advertised in Colchester 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 14 November 2018 with a comparison to the same period in the previous 2 years.

Linux
Essex > Colchester
6 months to
14 Nov 2018
Same period 2017 Same period 2016
Rank 21 12 9
Rank change year-on-year -9 -3 +15
Permanent jobs citing Linux 19 34 70
As % of all permanent IT jobs advertised in Colchester 9.09% 13.23% 19.83%
As % of the Operating Systems category 32.20% 56.67% 55.12%
Number of salaries quoted 14 32 61
Colchester median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +35.71%
10th Percentile £21,975 £38,750 £35,625
90th Percentile £76,250 £53,750 £55,000
Essex median annual salary £40,000 £40,000 £47,500
% change year-on-year - -15.79% +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 Colchester with a requirement for operating system skills.

All Operating Systems
Colchester
Permanent vacancies with a requirement for operating system skills 59 60 127
As % of all permanent IT jobs advertised in Colchester 28.23% 23.35% 35.98%
Number of salaries quoted 34 52 114
Colchester median annual salary £33,000 £48,750 £47,500
Median salary % change year-on-year -32.31% +2.63% +35.71%
10th Percentile £21,400 £22,350 £33,750
90th Percentile £76,250 £57,125 £70,700
Essex median annual salary £32,500 £40,000 £47,500
% change year-on-year -18.75% -15.79% +30.14%

Linux
Job Vacancy Trend in Colchester

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

Job vacancy trend for Linux in Colchester

Linux
Salary Trend in Colchester

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

Salary trend for Linux in Colchester

Linux
Salary Histogram in Colchester

The salary distribution of IT jobs citing Linux in Colchester over the 6 months to 14 November 2018.

Salary histogram for Linux in Colchester

For the 6 months to 14 November 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 Colchester region with a requirement for Linux.

1 11 (57.89%) Agile Software Development
1 11 (57.89%) Relational Database
2 10 (52.63%) Oracle
3 9 (47.37%) PL/SQL
3 9 (47.37%) RDBMS
4 8 (42.11%) MySQL
4 8 (42.11%) HTML
4 8 (42.11%) CSS
4 8 (42.11%) MVC
5 7 (36.84%) Spring
5 7 (36.84%) SQL Server
5 7 (36.84%) Java
6 6 (31.58%) JavaScript
6 6 (31.58%) JSP
6 6 (31.58%) SOAP
6 6 (31.58%) Web Services
6 6 (31.58%) JBoss
6 6 (31.58%) Apache
6 6 (31.58%) Swing
6 6 (31.58%) Tomcat
6 6 (31.58%) WebSphere
6 6 (31.58%) Java EE
6 6 (31.58%) Spring MVC
7 5 (26.32%) Computer Science
7 5 (26.32%) Degree
7 5 (26.32%) FreeMarker
7 5 (26.32%) GlassFish
7 5 (26.32%) JPA
7 5 (26.32%) Hadoop
7 5 (26.32%) CouchDB

Linux
Co-occurring IT Skills in Colchester 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 (31.58%) Apache
1 6 (31.58%) JBoss
1 6 (31.58%) Tomcat
1 6 (31.58%) WebSphere
2 5 (26.32%) Apache Geronimo
2 5 (26.32%) Apache Spark
2 5 (26.32%) GlassFish
3 2 (10.53%) WordPress
4 1 (5.26%) WebLogic
Applications
1 5 (26.32%) Weka
Cloud Services
1 1 (5.26%) Amazon AWS
Communications & Networking
1 3 (15.79%) Internet
1 3 (15.79%) SMS
2 1 (5.26%) RapidIO
Database & Business Intelligence
1 11 (57.89%) Relational Database
2 9 (47.37%) RDBMS
3 8 (42.11%) MySQL
4 7 (36.84%) SQL Server
5 5 (26.32%) Apache Hive
5 5 (26.32%) Big Data
5 5 (26.32%) CouchDB
5 5 (26.32%) Hadoop
5 5 (26.32%) Mahout
5 5 (26.32%) MongoDB
5 5 (26.32%) Neo4j
5 5 (26.32%) NoSQL
5 5 (26.32%) Oracle Database
5 5 (26.32%) PostgreSQL
5 5 (26.32%) Sqoop
6 4 (21.05%) Data Warehouse
Development Applications
1 5 (26.32%) Ant
1 5 (26.32%) Gradle
1 5 (26.32%) Maven
General
1 3 (15.79%) Finance
2 1 (5.26%) Electronics
2 1 (5.26%) Manufacturing
2 1 (5.26%) Retail
Job Titles
1 16 (84.21%) Developer
2 7 (36.84%) Java Developer
3 6 (31.58%) Lead Developer
3 6 (31.58%) Lead Java Developer
4 4 (21.05%) Database Developer
4 4 (21.05%) Database Programmer
4 4 (21.05%) Oracle Database Developer
4 4 (21.05%) Oracle Developer
4 4 (21.05%) PHP Developer
4 4 (21.05%) Programmer
5 1 (5.26%) 1st Line Engineer
5 1 (5.26%) Embedded Engineer
5 1 (5.26%) Embedded Software Engineer
5 1 (5.26%) Help Desk Engineer
5 1 (5.26%) Junior Developer
5 1 (5.26%) Linux Engineer
5 1 (5.26%) Senior Java Developer
5 1 (5.26%) SQL Database Developer
5 1 (5.26%) SQL Developer
5 1 (5.26%) Technical Leader
Libraries, Frameworks & Software Standards
1 8 (42.11%) CSS
1 8 (42.11%) HTML
2 7 (36.84%) Spring
3 6 (31.58%) Java EE
3 6 (31.58%) JSP
3 6 (31.58%) SOAP
3 6 (31.58%) Spring MVC
3 6 (31.58%) Swing
3 6 (31.58%) Web Services
4 5 (26.32%) Ajax
4 5 (26.32%) EJB
4 5 (26.32%) FreeMarker
4 5 (26.32%) Hibernate
4 5 (26.32%) JMS
4 5 (26.32%) JPA
4 5 (26.32%) REST
4 5 (26.32%) Servlets
4 5 (26.32%) TopLink
5 3 (15.79%) Laravel
5 3 (15.79%) Symfony
Miscellaneous
1 5 (26.32%) Computer Science
2 1 (5.26%) Device Driver
Operating Systems
1 3 (15.79%) Windows
2 1 (5.26%) Unix
2 1 (5.26%) VxWorks
Processes & Methodologies
1 11 (57.89%) Agile Software Development
2 8 (42.11%) MVC
3 5 (26.32%) Analytics
3 5 (26.32%) E-Commerce
3 5 (26.32%) Scrum-ban
4 4 (21.05%) ETL
4 4 (21.05%) Web Development
5 3 (15.79%) Software Engineering
6 1 (5.26%) Front End Development
6 1 (5.26%) OO
6 1 (5.26%) OOP
6 1 (5.26%) Scrum
6 1 (5.26%) Validation
Programming Languages
1 9 (47.37%) PL/SQL
2 7 (36.84%) Java
3 6 (31.58%) JavaScript
4 5 (26.32%) PHP
4 5 (26.32%) SQL
4 5 (26.32%) T-SQL
5 1 (5.26%) C
5 1 (5.26%) Embedded C
5 1 (5.26%) Java 8
Qualifications
1 5 (26.32%) Degree
System Software
1 5 (26.32%) HDFS
Vendors
1 10 (52.63%) Oracle
2 5 (26.32%) Alteryx
2 5 (26.32%) Tableau
3 1 (5.26%) Apple
3 1 (5.26%) EMC
3 1 (5.26%) Intel
3 1 (5.26%) Xamarin