The table below looks at the statistics for HDFS skills in IT contracts advertised for the England region. Included is a guide to the contractor rates offered in IT contracts that have cited HDFS over the 3 months to 31 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
31 May 2016
Same period 2015 Same period 2014
Hadoop Distributed File System (HDFS)
Rank 538 558 582
Rank change year-on-year
+20 +24
Contract jobs citing HDFS 75 47 13
As % of all contract IT jobs located in England 0.15% 0.095% 0.027%
As % of the System Software category 1.28% 0.91% 0.26%
Number of daily rates quoted 63 34 7
Median daily rate £525 £588 £450
Median daily rate % change year-on-year
-10.63% +30.55%
90% offered a daily rate of more than £400 £443 £375
10% offered a daily rate of more than £650 £725 £770
UK excluding London median daily rate £500 £475 -
% change year-on-year
+5.26% -
Number of hourly rates quoted 0 4 0
Median hourly rate - £26.00 -
UK excluding London median hourly rate - £26.00 -
HDFS
UK

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

System Software Category
England
Contract IT job ads with a match in the
System Software category
5845 5144 4922
As % of all contract IT jobs located in England 11.87% 10.44% 10.13%
Number of daily rates quoted 3641 2910 2663
Median daily rate £400 £350 £338
Median daily rate % change year-on-year
+14.28% +3.70%
90% offered a daily rate of more than £200 £190 £170
10% offered a daily rate of more than £550 £500 £450
UK excluding London median daily rate £360 £325 £315
% change year-on-year
+10.76% +3.17%
Number of hourly rates quoted 412 611 633
Median hourly rate £17.50 £17.50 £16.00
Median hourly rate % change year-on-year
- +9.37%
90% offered a hourly rate of more than £11.00 £11.00 £10.07
10% offered a hourly rate of more than £40.00 £37.50 £31.00
UK excluding London median hourly rate £18.50 £16.83 £15.50
% change year-on-year
+9.95% +8.54%

HDFS
Jobs Demand Trend in England

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

HDFS Jobs Demand Trend in England

HDFS
Daily Rate Trend in England

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

HDFS Daily Rate Trend in England

HDFS
Daily Rate Histogram in England

This chart provides a histogram of daily rates quoted in contract IT jobs citing HDFS across the England region over the 3 months to 31 May 2016.

HDFS Daily Rate Histogram in England

HDFS
Hourly Rate Trend in England

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

HDFS Hourly Rate Trend in England

HDFS
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing HDFS within the England region over the 3 months to 31 May 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +39 60 £550 -8.33% 13
West Midlands - 7 £500 -
North West -12 4 - -
South East -22 4 £388 +93.75% 4
HDFS
UK

HDFS
Top 30 Related IT Skills in England

For the 6 months to 31 May 2016, IT contractor jobs citing HDFS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the England region with a requirement for HDFS.

1 124 (96.12%) Hadoop
2 108 (83.72%) Big Data
3 102 (79.07%) Apache Hive
4 83 (64.34%) Apache Spark
5 74 (57.36%) Java
6 52 (40.31%) Apache Pig
7 51 (39.53%) Scala
8 43 (33.33%) HBase
8 43 (33.33%) Agile Software Development
9 40 (31.01%) Kafka
10 37 (28.68%) MapReduce
11 32 (24.81%) Business Intelligence
12 31 (24.03%) Python
13 26 (20.16%) Sqoop
14 24 (18.60%) Cloudera
14 24 (18.60%) Apache Flume
15 23 (17.83%) Oracle
15 23 (17.83%) Analytics
16 22 (17.05%) Impala
17 21 (16.28%) SQL
17 21 (16.28%) Linux
17 21 (16.28%) TDD
18 20 (15.50%) Shell Script
18 20 (15.50%) NoSQL
19 19 (14.73%) Hortonworks
20 18 (13.95%) Open Source
20 18 (13.95%) Unix
21 17 (13.18%) Banking
22 15 (11.63%) Scrum
22 15 (11.63%) E-Commerce

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 83 (64.34%) Apache Spark
2 52 (40.31%) Apache Pig
3 8 (6.20%) Apache
4 6 (4.65%) SAS
5 3 (2.33%) Apache Solr
6 2 (1.55%) Elasticsearch
6 2 (1.55%) JBoss
7 1 (0.78%) Confluence
7 1 (0.78%) nginx
7 1 (0.78%) OpenStack
7 1 (0.78%) Oracle Workflow
7 1 (0.78%) Tomcat
Applications
1 2 (1.55%) MS Visio
2 1 (0.78%) SPSS
Cloud Services
1 14 (10.85%) Microsoft Azure
2 11 (8.53%) Amazon AWS
3 2 (1.55%) Amazon S3
4 1 (0.78%) Amazon EC2
4 1 (0.78%) CloudFront
Communications & Networking
1 7 (5.43%) Kerberos
2 1 (0.78%) SAN
2 1 (0.78%) TCP/IP
2 1 (0.78%) Wireshark
Database & Business Intelligence
1 124 (96.12%) Hadoop
2 108 (83.72%) Big Data
3 102 (79.07%) Apache Hive
4 43 (33.33%) HBase
5 26 (20.16%) Sqoop
6 22 (17.05%) Impala
7 20 (15.50%) NoSQL
8 14 (10.85%) Data Warehouse
9 13 (10.08%) SQL Server
10 10 (7.75%) Relational Database
11 7 (5.43%) Apache Cassandra
12 6 (4.65%) MySQL
12 6 (4.65%) QlikView
12 6 (4.65%) SAP HANA
13 5 (3.88%) HCatalog
13 5 (3.88%) Mahout
13 5 (3.88%) RDBMS
14 4 (3.10%) Apache Accumulo
14 4 (3.10%) DataStax
14 4 (3.10%) MongoDB
Development Applications
1 9 (6.98%) Jenkins
2 8 (6.20%) JIRA
3 7 (5.43%) Git (software)
4 4 (3.10%) Bugzilla
4 4 (3.10%) Hudson
4 4 (3.10%) Subversion
5 2 (1.55%) Cucumber
5 2 (1.55%) JUnit
5 2 (1.55%) Maven
5 2 (1.55%) PyUnit
5 2 (1.55%) RSpec
6 1 (0.78%) ANTLR
6 1 (0.78%) Eclipse
6 1 (0.78%) Fiddler
6 1 (0.78%) JMeter
6 1 (0.78%) LoadRunner
6 1 (0.78%) Rational Performance Tester
6 1 (0.78%) SilkPerformer
6 1 (0.78%) Talend Open Studio
6 1 (0.78%) Visual Studio
General
1 17 (13.18%) Banking
2 13 (10.08%) Finance
3 6 (4.65%) Retail
4 4 (3.10%) Back Office
4 4 (3.10%) Investment Banking
5 2 (1.55%) Front Office
6 1 (0.78%) Pharmaceutical
6 1 (0.78%) Telecoms
Job Titles
1 58 (44.96%) Developer
2 39 (30.23%) Hadoop Developer
3 36 (27.91%) Big Data Developer
4 24 (18.60%) Architect
5 18 (13.95%) Big Data Architect
6 17 (13.18%) Data Architect
7 16 (12.40%) Data Engineer
8 14 (10.85%) Big Data Engineer
8 14 (10.85%) Hadoop Architect
9 13 (10.08%) Hadoop Engineer
10 12 (9.30%) Apache Spark Developer
11 11 (8.53%) Senior Developer
12 9 (6.98%) Java Developer
12 9 (6.98%) Senior Hadoop Developer
13 8 (6.20%) Cloud Developer
13 8 (6.20%) Consultant
13 8 (6.20%) Scala Developer
13 8 (6.20%) Senior Big Data Developer
14 6 (4.65%) Hadoop Consultant
15 5 (3.88%) Java Hadoop Developer
Libraries, Frameworks & Software Standards
1 40 (31.01%) Kafka
2 10 (7.75%) REST
3 8 (6.20%) Spring
3 8 (6.20%) Web Services
4 7 (5.43%) Hibernate
5 6 (4.65%) HTML
5 6 (4.65%) JSON
6 4 (3.10%) HTML5
6 4 (3.10%) J2EE
6 4 (3.10%) JDBC
6 4 (3.10%) ODBC
6 4 (3.10%) Struts
7 3 (2.33%) Akka
7 3 (2.33%) Cascading
7 3 (2.33%) Spark Streaming
8 2 (1.55%) Drools
9 1 (0.78%) Backbone.js
9 1 (0.78%) CSS
9 1 (0.78%) Grails
9 1 (0.78%) XML
Miscellaneous
1 4 (3.10%) Analytical Skills
1 4 (3.10%) Computer Science
1 4 (3.10%) Data Structures
1 4 (3.10%) Visualisation
2 3 (2.33%) Mathematics
3 2 (1.55%) Credit Risk
3 2 (1.55%) Data Integration
3 2 (1.55%) Fintech
3 2 (1.55%) Replication
4 1 (0.78%) Algorithms
4 1 (0.78%) Blockchain
4 1 (0.78%) Clustering
4 1 (0.78%) Data Protection Act
4 1 (0.78%) Enterprise Software
4 1 (0.78%) Grid Computing
4 1 (0.78%) iSeries
4 1 (0.78%) Life Science
4 1 (0.78%) Mainframe
4 1 (0.78%) Management Information System
4 1 (0.78%) Physics
Operating Systems
1 21 (16.28%) Linux
2 18 (13.95%) Unix
3 5 (3.88%) Windows
4 1 (0.78%) CentOS
4 1 (0.78%) Red Hat Enterprise Linux
4 1 (0.78%) Solaris
4 1 (0.78%) Ubuntu
4 1 (0.78%) Windows 2000
4 1 (0.78%) Windows XP
Processes & Methodologies
1 43 (33.33%) Agile Software Development
2 37 (28.68%) MapReduce
3 32 (24.81%) Business Intelligence
4 23 (17.83%) Analytics
5 21 (16.28%) TDD
6 18 (13.95%) Open Source
7 15 (11.63%) E-Commerce
7 15 (11.63%) Scrum
8 13 (10.08%) ETL
9 12 (9.30%) Continuous Integration
10 10 (7.75%) Continuous Delivery
10 10 (7.75%) High Availability
11 9 (6.98%) Data Modelling
11 9 (6.98%) Kanban
12 8 (6.20%) Automated Testing
12 8 (6.20%) Data Analytics
12 8 (6.20%) Multithreading
12 8 (6.20%) Pair Programming
13 7 (5.43%) Functional Programming
13 7 (5.43%) Software Engineering
Programming Languages
1 74 (57.36%) Java
2 51 (39.53%) Scala
3 31 (24.03%) Python
4 21 (16.28%) SQL
5 20 (15.50%) Shell Script
6 11 (8.53%) R
7 5 (3.88%) PL/SQL
8 4 (3.10%) Bash Shell
8 4 (3.10%) C
9 3 (2.33%) C#
9 3 (2.33%) PHP
10 2 (1.55%) Perl
10 2 (1.55%) Ruby
10 2 (1.55%) VBA
11 1 (0.78%) COBOL
11 1 (0.78%) Groovy
11 1 (0.78%) JavaScript
11 1 (0.78%) JCL
11 1 (0.78%) MATLAB
11 1 (0.78%) VB.NET
Qualifications
1 9 (6.98%) Degree
2 8 (6.20%) Security Cleared
3 6 (4.65%) DV Cleared
4 3 (2.33%) SC Cleared
5 1 (0.78%) BC Cleared
5 1 (0.78%) BPSS Clearance
Quality Assurance & Compliance
1 2 (1.55%) QA
2 1 (0.78%) Data Quality
System Software
1 24 (18.60%) Apache Flume
2 6 (4.65%) Apache ZooKeeper
3 2 (1.55%) vCloud
3 2 (1.55%) VMware Infrastructure
4 1 (0.78%) Active Directory
4 1 (0.78%) Docker
Systems Management
1 13 (10.08%) Oozie
2 12 (9.30%) Hadoop YARN
3 8 (6.20%) Ambari
4 4 (3.10%) Puppet
5 1 (0.78%) Control-M
5 1 (0.78%) Ganglia
5 1 (0.78%) Graphite
5 1 (0.78%) HP Quality Center
5 1 (0.78%) Kubernetes
5 1 (0.78%) Nagios
5 1 (0.78%) OpenAM
5 1 (0.78%) Perfmon
Vendors
1 24 (18.60%) Cloudera
2 23 (17.83%) Oracle
3 19 (14.73%) Hortonworks
4 13 (10.08%) Informatica
5 11 (8.53%) MapR
6 8 (6.20%) Tableau
7 7 (5.43%) Teradata
8 6 (4.65%) IBM
8 6 (4.65%) SAP
9 2 (1.55%) Cognos
9 2 (1.55%) HP
9 2 (1.55%) Platfora
9 2 (1.55%) Splunk
9 2 (1.55%) Vertica
9 2 (1.55%) VMware
10 1 (0.78%) AppDynamics
10 1 (0.78%) Dynatrace
10 1 (0.78%) ForgeRock
10 1 (0.78%) New Relic
10 1 (0.78%) WorldPay
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