Period
to 21 April 2019

The following table provides summary statistics for permanent job vacancies advertised in Essex with a requirement for HDFS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited HDFS over the 6 months to 21 April 2019 with a comparison to the same period in the previous 2 years.

Hadoop Distributed File System (HDFS)
6 months to
21 Apr 2019
Same period 2018 Same period 2017
Rank 73 105 130
Rank change year-on-year +32 +25 -
Permanent jobs citing HDFS 13 17 3
As % of all permanent IT jobs advertised in Essex 1.45% 1.13% 0.16%
As % of the System Software category 8.28% 9.94% 1.49%
Number of salaries quoted 13 16 3
Essex median annual salary £75,000 £75,000 £55,000
Median salary % change year-on-year - +36.36% -
10th Percentile £68,750 £50,000 £47,500
90th Percentile £77,500 £80,000 £64,500
East of England median annual salary £72,500 £72,500 £55,000
% change year-on-year - +31.82% -

HDFS is in the System Software 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 system software skills.

All System Software Skills
Essex
Permanent vacancies with a requirement for system software skills 157 171 201
As % of all permanent IT jobs advertised in Essex 17.56% 11.35% 10.53%
Number of salaries quoted 121 155 137
Essex median annual salary £42,500 £45,000 £40,000
Median salary % change year-on-year -5.56% +12.50% +33.33%
10th Percentile £21,250 £25,250 £25,000
90th Percentile £76,250 £68,250 £59,250
East of England median annual salary £45,000 £47,000 £40,500
% change year-on-year -4.26% +16.05% +5.19%

HDFS
Job Vacancy Trend in Essex

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

Job vacancy trend for HDFS in Essex

HDFS
Salary Trend in Essex

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

Salary trend for HDFS in Essex

HDFS
Job Locations in Essex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing HDFS within the Essex region over the 6 months to 21 April 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 +23 13 £75,000 -
HDFS
East of England

For the 6 months to 21 April 2019, IT jobs citing HDFS 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 HDFS.

1 13 (100.00%) HTML
1 13 (100.00%) Java
1 13 (100.00%) JavaScript
1 13 (100.00%) PL/SQL
1 13 (100.00%) T-SQL
1 13 (100.00%) MySQL
1 13 (100.00%) Oracle
1 13 (100.00%) SQL Server
1 13 (100.00%) Ant
1 13 (100.00%) EJB
1 13 (100.00%) CSS
1 13 (100.00%) JSP
1 13 (100.00%) Servlets
1 13 (100.00%) SOAP
1 13 (100.00%) Web Services
1 13 (100.00%) Linux
1 13 (100.00%) JMS
1 13 (100.00%) RDBMS
1 13 (100.00%) MVC
1 13 (100.00%) PostgreSQL
1 13 (100.00%) Hibernate
1 13 (100.00%) TopLink
1 13 (100.00%) Agile Software Development
1 13 (100.00%) Spring
1 13 (100.00%) Maven
1 13 (100.00%) JBoss
1 13 (100.00%) Apache
1 13 (100.00%) Swing
1 13 (100.00%) Tomcat
1 13 (100.00%) WebSphere

HDFS
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 13 (100.00%) Apache
1 13 (100.00%) Apache Geronimo
1 13 (100.00%) Apache Spark
1 13 (100.00%) GlassFish
1 13 (100.00%) JBoss
1 13 (100.00%) Tomcat
1 13 (100.00%) WebSphere
2 7 (53.85%) Apache Pig
Applications
1 13 (100.00%) Weka
Database & Business Intelligence
1 13 (100.00%) Apache Hive
1 13 (100.00%) Big Data
1 13 (100.00%) CouchDB
1 13 (100.00%) Hadoop
1 13 (100.00%) Mahout
1 13 (100.00%) MongoDB
1 13 (100.00%) MySQL
1 13 (100.00%) Neo4j
1 13 (100.00%) NoSQL
1 13 (100.00%) PostgreSQL
1 13 (100.00%) RDBMS
1 13 (100.00%) Relational Database
1 13 (100.00%) SQL Server
1 13 (100.00%) Sqoop
Development Applications
1 13 (100.00%) Ant
1 13 (100.00%) Gradle
1 13 (100.00%) Maven
Job Titles
1 13 (100.00%) Developer
1 13 (100.00%) Java Developer
1 13 (100.00%) Lead Developer
1 13 (100.00%) Lead Java Developer
2 7 (53.85%) Agile Developer
2 7 (53.85%) Agile Java Developer
2 7 (53.85%) Java Swing Developer
Libraries, Frameworks & Software Standards
1 13 (100.00%) CSS
1 13 (100.00%) EJB
1 13 (100.00%) FreeMarker
1 13 (100.00%) Hibernate
1 13 (100.00%) HTML
1 13 (100.00%) Java EE
1 13 (100.00%) JMS
1 13 (100.00%) JPA
1 13 (100.00%) JSP
1 13 (100.00%) REST
1 13 (100.00%) Servlets
1 13 (100.00%) SOAP
1 13 (100.00%) Spring
1 13 (100.00%) Spring MVC
1 13 (100.00%) Swing
1 13 (100.00%) TopLink
1 13 (100.00%) Web Services
2 6 (46.15%) Ajax
Operating Systems
1 13 (100.00%) Linux
Processes & Methodologies
1 13 (100.00%) Agile Software Development
1 13 (100.00%) Analytics
1 13 (100.00%) MVC
2 7 (53.85%) OOP
3 6 (46.15%) Computer Science
3 6 (46.15%) E-Commerce
3 6 (46.15%) Scrum-ban
Programming Languages
1 13 (100.00%) Java
1 13 (100.00%) JavaScript
1 13 (100.00%) PL/SQL
1 13 (100.00%) T-SQL
Qualifications
1 6 (46.15%) Degree
Vendors
1 13 (100.00%) Alteryx
1 13 (100.00%) Oracle
1 13 (100.00%) Tableau