The table below looks at the statistics for HDFS skills in IT jobs advertised for the England region. Included is a guide to the salaries offered in IT jobs that have cited HDFS over the 3 months to 30 July 2016 with a comparison to the same period over the previous 2 years.

3 months to
30 Jul 2016
Same period 2015 Same period 2014
Hadoop Distributed File System (HDFS)
Rank 776 851 866
Rank change year-on-year
+75 +15
Permanent jobs citing HDFS 128 88 93
As % of all permanent IT jobs located in England 0.14% 0.086% 0.085%
As % of the System Software category 1.12% 0.74% 0.75%
Number of salaries quoted 98 52 73
Median salary £85,000 £75,000 £66,000
Median salary % change year-on-year
+13.33% +13.63%
90% offered a salary of more than £50,000 £50,700 £42,800
10% offered a salary of more than £116,500 £94,500 £100,000
UK excluding London median salary £55,000 £50,000 £42,500
% change year-on-year
+10.00% +17.64%
HDFS
UK

The following table is for comparison with the above and provides statistics for the entire System Software category in permanent jobs advertised in the England region.

System Software Category
England
Permanent IT job ads with a match in the
System Software category
11436 11832 12423
As % of all permanent IT jobs located in England 12.48% 11.55% 11.35%
Number of salaries quoted 9801 9873 10362
Median salary £42,500 £40,000 £41,000
Median salary % change year-on-year
+6.25% -2.43%
90% offered a salary of more than £26,000 £25,000 £25,000
10% offered a salary of more than £70,000 £62,500 £65,000
UK excluding London median salary £40,000 £38,000 £37,500
% change year-on-year
+5.26% +1.33%

HDFS
Jobs Demand Trend in England

The demand trend of job ads across the England region citing HDFS as a proportion of all IT jobs with a match in the System Software category.

HDFS Jobs Demand Trend in England

HDFS
Salary Trend in England

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

HDFS Salary Trend in England

HDFS
Salary Histogram in England

This chart provides a salary histogram for IT jobs citing HDFS across the England region over the 3 months to 30 July 2016.

HDFS Salary Histogram in England

HDFS
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing HDFS within the England region over the 3 months to 30 July 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +60 93 £92,500 +13.84% 9
South East +28 16 £50,000 +5.26% 1
West Midlands - 13 £55,000 -
Yorkshire +34 3 £55,000 -8.33%
North West +15 3 £24,000 -40.00% 2
HDFS
UK

HDFS
Top 30 Related IT Skills in England

For the 6 months to 30 July 2016, IT jobs citing HDFS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the England region with a requirement for HDFS.

1 337 (97.12%) Hadoop
2 296 (85.30%) Big Data
3 268 (77.23%) Java
4 225 (64.84%) Apache Hive
5 202 (58.21%) Apache Spark
6 177 (51.01%) HBase
7 157 (45.24%) Python
8 154 (44.38%) MapReduce
9 139 (40.06%) Apache Pig
10 122 (35.16%) Linux
11 112 (32.28%) SQL
11 112 (32.28%) Agile Software Development
12 109 (31.41%) Cloudera
13 108 (31.12%) Analytics
13 108 (31.12%) Scala
14 106 (30.55%) Hadoop YARN
15 102 (29.39%) Apache Cassandra
16 99 (28.53%) Kafka
16 99 (28.53%) Degree
16 99 (28.53%) SQL Server
17 97 (27.95%) Open Source
18 94 (27.09%) Apache Flume
19 88 (25.36%) Business Intelligence
20 84 (24.21%) Apache
21 83 (23.92%) Software Engineering
22 82 (23.63%) PostgreSQL
23 80 (23.05%) Oracle
24 77 (22.19%) Relational Database
25 76 (21.90%) Performance Tuning
26 75 (21.61%) Sqoop

HDFS
Top Related IT Skills in England 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
1 202 (58.21%) Apache Spark
2 139 (40.06%) Apache Pig
3 84 (24.21%) Apache
4 19 (5.48%) Elasticsearch
5 16 (4.61%) OpenStack
6 15 (4.32%) SAS
7 10 (2.88%) nginx
8 9 (2.59%) JBoss
9 8 (2.31%) Apache Solr
10 7 (2.02%) Tomcat
11 5 (1.44%) Cloud Foundry
12 4 (1.15%) Confluence
12 4 (1.15%) GemFire
13 2 (0.58%) WebLogic
13 2 (0.58%) WildFly
14 1 (0.29%) Eucalyptus
14 1 (0.29%) IIS
14 1 (0.29%) WebSphere
Applications
1 8 (2.31%) MS Excel
2 2 (0.58%) MS Visio
2 2 (0.58%) SPSS
Business Applications
1 3 (0.86%) SAP Oil and Gas
2 1 (0.29%) Oracle Receivables
Cloud Services
1 52 (14.99%) Amazon AWS
2 17 (4.90%) IaaS
3 14 (4.03%) Cloud Computing
4 13 (3.75%) PaaS
5 12 (3.46%) Microsoft Azure
6 11 (3.17%) Google Cloud Platform
7 8 (2.31%) Sumo Logic
8 5 (1.44%) GitHub
9 4 (1.15%) Amazon EC2
9 4 (1.15%) Amazon EMR
9 4 (1.15%) Amazon S3
9 4 (1.15%) DigitalOcean
10 3 (0.86%) SaaS
11 1 (0.29%) Amazon ELB
11 1 (0.29%) Amazon Kinesis
11 1 (0.29%) AWS CloudFormation
11 1 (0.29%) AWS Lambda
11 1 (0.29%) CloudFront
11 1 (0.29%) iTunes
Communications & Networking
1 31 (8.93%) HTTP
2 19 (5.48%) Internet
3 9 (2.59%) DNS
4 8 (2.31%) IPv4
5 7 (2.02%) Kerberos
6 2 (0.58%) LDAP
6 2 (0.58%) VoIP
7 1 (0.29%) SSH
7 1 (0.29%) TCP/IP
7 1 (0.29%) VPN
Database & Business Intelligence
1 337 (97.12%) Hadoop
2 296 (85.30%) Big Data
3 225 (64.84%) Apache Hive
4 177 (51.01%) HBase
5 102 (29.39%) Apache Cassandra
6 99 (28.53%) SQL Server
7 82 (23.63%) PostgreSQL
8 77 (22.19%) Relational Database
9 75 (21.61%) Sqoop
10 69 (19.88%) NoSQL
11 63 (18.16%) Impala
12 51 (14.70%) MongoDB
13 50 (14.41%) MySQL
14 39 (11.24%) Data Warehouse
15 31 (8.93%) RDBMS
16 29 (8.36%) Redis
17 20 (5.76%) Data Mining
18 15 (4.32%) QlikView
18 15 (4.32%) Voldemort
19 12 (3.46%) Apache Accumulo
Development Applications
1 48 (13.83%) Git (software)
2 33 (9.51%) Jenkins
3 22 (6.34%) JIRA
4 21 (6.05%) Maven
5 18 (5.19%) JUnit
6 17 (4.90%) Eclipse
7 14 (4.03%) Selenium
8 13 (3.75%) NetBeans
9 12 (3.46%) Bugzilla
9 12 (3.46%) Subversion
10 10 (2.88%) Gradle
10 10 (2.88%) Trac
11 8 (2.31%) TestNG
11 8 (2.31%) Vagrant
12 7 (2.02%) TeamCity
13 6 (1.73%) Gerrit
13 6 (1.73%) Grunt
14 5 (1.44%) Talend Open Studio
15 4 (1.15%) NeoLoad
15 4 (1.15%) RStudio
General
1 75 (21.61%) Finance
2 37 (10.66%) Banking
3 35 (10.09%) Manufacturing
4 23 (6.63%) Marketing
5 9 (2.59%) Retail
6 8 (2.31%) Advertising
7 7 (2.02%) Telecoms
8 6 (1.73%) Games
9 5 (1.44%) Investment Banking
10 3 (0.86%) Electronics
10 3 (0.86%) Financial Institution
11 2 (0.58%) Corporate Banking
11 2 (0.58%) iGaming
11 2 (0.58%) Legal
11 2 (0.58%) Pharmaceutical
12 1 (0.29%) Front Office
12 1 (0.29%) Law
Job Titles
1 131 (37.75%) Developer
2 85 (24.50%) Java Developer
3 56 (16.14%) Data Engineer
4 55 (15.85%) Big Data Engineer
5 53 (15.27%) Hadoop Developer
6 46 (13.26%) Hadoop Engineer
7 42 (12.10%) Administrator
8 39 (11.24%) Big Data Developer
8 39 (11.24%) Hadoop Administrator
9 37 (10.66%) Architect
9 37 (10.66%) Java Hadoop Developer
9 37 (10.66%) Senior Developer
10 35 (10.09%) Data Architect
11 33 (9.51%) Big Data Architect
12 32 (9.22%) Senior Java Developer
13 31 (8.93%) Java Engineer
14 25 (7.20%) Scala Developer
14 25 (7.20%) Software Engineer
15 23 (6.63%) Lead Developer
16 22 (6.34%) Java Scala Developer
Libraries, Frameworks & Software Standards
1 99 (28.53%) Kafka
2 45 (12.97%) LAPP Stack
3 38 (10.95%) HTML
4 37 (10.66%) REST
5 35 (10.09%) Spring
6 34 (9.80%) J2EE
7 27 (7.78%) CSS
7 27 (7.78%) Web Services
8 25 (7.20%) Hibernate
9 22 (6.34%) JSON
10 19 (5.48%) AngularJS
11 18 (5.19%) XML
12 15 (4.32%) JDBC
12 15 (4.32%) Node.js
13 14 (4.03%) Java SE
14 12 (3.46%) .NET
15 10 (2.88%) D3.js
15 10 (2.88%) ODBC
15 10 (2.88%) Spark Streaming
15 10 (2.88%) Spring Integration
Miscellaneous
1 32 (9.22%) Analytical Skills
2 31 (8.93%) Computer Science
3 20 (5.76%) Algorithms
4 17 (4.90%) Visualisation
5 16 (4.61%) Mathematics
5 16 (4.61%) Replication
6 14 (4.03%) Data Centre
6 14 (4.03%) Fintech
7 13 (3.75%) Management Information System
8 11 (3.17%) Physics
9 8 (2.31%) Clustering
9 8 (2.31%) PKI
10 6 (1.73%) Data Structures
10 6 (1.73%) Mobile App
11 5 (1.44%) Data Integration
12 4 (1.15%) Cloud Native
12 4 (1.15%) Derivative
12 4 (1.15%) Virtual Team
12 4 (1.15%) Wiki
13 3 (0.86%) Statistics
Operating Systems
1 122 (35.16%) Linux
2 42 (12.10%) Unix
3 18 (5.19%) Windows
4 13 (3.75%) Red Hat Enterprise Linux
5 8 (2.31%) CoreOS
6 2 (0.58%) Ubuntu
7 1 (0.29%) Windows Server
Processes & Methodologies
1 154 (44.38%) MapReduce
2 112 (32.28%) Agile Software Development
3 108 (31.12%) Analytics
4 97 (27.95%) Open Source
5 88 (25.36%) Business Intelligence
6 83 (23.92%) Software Engineering
7 76 (21.90%) Performance Tuning
8 69 (19.88%) ETL
9 61 (17.58%) TDD
10 57 (16.43%) Data Analytics
11 48 (13.83%) Scrum
12 44 (12.68%) Stakeholder Management
13 40 (11.53%) Data Management
14 37 (10.66%) Continuous Integration
15 35 (10.09%) Multithreading
16 33 (9.51%) Big Data Analytics
17 31 (8.93%) SDLC
18 30 (8.65%) Business Development
19 28 (8.07%) BDD
19 28 (8.07%) DevOps
Programming Languages
1 268 (77.23%) Java
2 157 (45.24%) Python
3 112 (32.28%) SQL
4 108 (31.12%) Scala
5 56 (16.14%) Shell Script
6 48 (13.83%) R
7 35 (10.09%) C++
8 31 (8.93%) C#
8 31 (8.93%) JavaScript
9 29 (8.36%) Ruby
10 20 (5.76%) Bash Shell
11 18 (5.19%) MATLAB
11 18 (5.19%) PHP
12 14 (4.03%) Perl
13 10 (2.88%) C
14 9 (2.59%) Go
15 3 (0.86%) Clojure
16 2 (0.58%) Groovy
17 1 (0.29%) HiveQL
17 1 (0.29%) TypeScript
Qualifications
1 99 (28.53%) Degree
2 19 (5.48%) Security Cleared
3 13 (3.75%) PhD
4 10 (2.88%) DV Cleared
5 8 (2.31%) SC Cleared
Quality Assurance & Compliance
1 8 (2.31%) Data Quality
2 4 (1.15%) QA
3 3 (0.86%) SLA
System Software
1 94 (27.09%) Apache Flume
2 33 (9.51%) Apache ZooKeeper
3 30 (8.65%) Docker
4 17 (4.90%) VMware Infrastructure
5 16 (4.61%) VirtualBox
6 8 (2.31%) KVM
7 5 (1.44%) Xen
8 2 (0.58%) Virtual Machines
9 1 (0.29%) GPFS
9 1 (0.29%) LXC
Systems Management
1 106 (30.55%) Hadoop YARN
2 71 (20.46%) Oozie
3 24 (6.92%) Ambari
3 24 (6.92%) Puppet
4 19 (5.48%) Ansible
5 16 (4.61%) Opscode Chef
6 11 (3.17%) Mesos
7 10 (2.88%) Kubernetes
8 9 (2.59%) Kibana
8 9 (2.59%) Nagios
8 9 (2.59%) Salt
8 9 (2.59%) ZABBIX
9 4 (1.15%) Consul
9 4 (1.15%) Packer
9 4 (1.15%) Rancher
9 4 (1.15%) Terraform
10 1 (0.29%) Graphite
10 1 (0.29%) HAProxy
10 1 (0.29%) logstash
Vendors
1 109 (31.41%) Cloudera
2 80 (23.05%) Oracle
3 65 (18.73%) Hortonworks
4 48 (13.83%) MapR
5 20 (5.76%) Tableau
6 18 (5.19%) VMware
7 17 (4.90%) Google
8 13 (3.75%) Red Hat
9 12 (3.46%) Informatica
9 12 (3.46%) SAP
9 12 (3.46%) Splunk
10 11 (3.17%) Netezza
11 9 (2.59%) Rackspace
12 8 (2.31%) IBM
12 8 (2.31%) New Relic
12 8 (2.31%) SaltStack
13 6 (1.73%) Teradata
13 6 (1.73%) WorldPay
14 5 (1.44%) Talend
14 5 (1.44%) Vertica
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