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 5 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
5 May 2016
Same period 2015 Same period 2014
Hadoop Distributed File System (HDFS)
Rank 548 542 588
Rank change year-on-year
-6 +46
Contract jobs citing HDFS 82 63 11
As % of all contract IT jobs located in England 0.16% 0.12% 0.022%
As % of the System Software category 1.43% 1.21% 0.22%
Number of daily rates quoted 68 47 9
Median daily rate £500 £588 £425
Median daily rate % change year-on-year
-14.89% +38.23%
90% offered a daily rate of more than £382 £446 £375
10% offered a daily rate of more than £650 £725 £475
UK excluding London median daily rate £475 £513 -
% change year-on-year
-7.31% -
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
5727 5187 4928
As % of all contract IT jobs located in England 11.24% 10.25% 9.93%
Number of daily rates quoted 3593 2886 2571
Median daily rate £400 £350 £350
Median daily rate % change year-on-year
+14.28% -
90% offered a daily rate of more than £200 £190 £170
10% offered a daily rate of more than £550 £500 £463
UK excluding London median daily rate £360 £335 £315
% change year-on-year
+7.46% +6.34%
Number of hourly rates quoted 429 634 611
Median hourly rate £17.13 £17.00 £17.00
Median hourly rate % change year-on-year
+0.73% -
90% offered a hourly rate of more than £11.00 £11.00 £10.93
10% offered a hourly rate of more than £43.00 £35.00 £34.06
UK excluding London median hourly rate £17.50 £16.50 £16.25
% change year-on-year
+6.06% +1.53%

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 5 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 5 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 +23 65 £550 -6.46% 13
West Midlands - 10 £500 - 1
South East -14 5 £369 - 2
North West -6 2 - -
HDFS
UK

HDFS
Top 30 Related IT Skills in England

For the 6 months to 5 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.

1 143 (95.97%) Hadoop
2 122 (81.88%) Big Data
3 118 (79.19%) Apache Hive
4 99 (66.44%) Apache Spark
5 87 (58.39%) Java
6 62 (41.61%) Apache Pig
7 57 (38.26%) Scala
8 53 (35.57%) HBase
9 44 (29.53%) MapReduce
10 43 (28.86%) Kafka
10 43 (28.86%) Agile Software Development
11 39 (26.17%) Python
12 34 (22.82%) Sqoop
13 32 (21.48%) SQL
14 30 (20.13%) Apache Flume
14 30 (20.13%) Impala
15 29 (19.46%) Business Intelligence
16 26 (17.45%) Linux
16 26 (17.45%) Cloudera
17 25 (16.78%) TDD
18 24 (16.11%) Oracle
19 22 (14.77%) Analytics
20 21 (14.09%) NoSQL
20 21 (14.09%) Shell Script
21 20 (13.42%) Unix
21 20 (13.42%) Hortonworks
22 19 (12.75%) Data Modelling
23 18 (12.08%) ETL
23 18 (12.08%) Microsoft Azure
24 17 (11.41%) Oozie

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 99 (66.44%) Apache Spark
2 62 (41.61%) Apache Pig
3 9 (6.04%) Apache
4 6 (4.03%) Elasticsearch
4 6 (4.03%) JBoss
4 6 (4.03%) SAS
5 4 (2.68%) Node.js
6 3 (2.01%) Apache Solr
7 1 (0.67%) Confluence
7 1 (0.67%) OpenStack
7 1 (0.67%) Oracle Workflow
Applications
1 2 (1.34%) MS Visio
2 1 (0.67%) SPSS
Cloud Services
1 18 (12.08%) Microsoft Azure
2 13 (8.72%) Amazon AWS
3 1 (0.67%) Amazon S3
3 1 (0.67%) IaaS
Communications & Networking
1 7 (4.70%) Kerberos
2 2 (1.34%) SAN
3 1 (0.67%) DNS
3 1 (0.67%) HTTP
3 1 (0.67%) Internet
3 1 (0.67%) TCP/IP
3 1 (0.67%) Wireshark
Database & Business Intelligence
1 143 (95.97%) Hadoop
2 122 (81.88%) Big Data
3 118 (79.19%) Apache Hive
4 53 (35.57%) HBase
5 34 (22.82%) Sqoop
6 30 (20.13%) Impala
7 21 (14.09%) NoSQL
8 16 (10.74%) SQL Server
9 15 (10.07%) Data Warehouse
10 12 (8.05%) Relational Database
11 10 (6.71%) Apache Cassandra
11 10 (6.71%) MongoDB
12 8 (5.37%) Data Mining
13 7 (4.70%) RDBMS
14 6 (4.03%) Mahout
14 6 (4.03%) SAP HANA
14 6 (4.03%) SQL Server Analysis Services
14 6 (4.03%) SQL Server Integration Services
15 5 (3.36%) HCatalog
15 5 (3.36%) MySQL
Development Applications
1 10 (6.71%) Jenkins
2 8 (5.37%) Git (software)
2 8 (5.37%) JIRA
3 4 (2.68%) Bugzilla
3 4 (2.68%) Hudson
3 4 (2.68%) Subversion
4 3 (2.01%) Maven
5 2 (1.34%) Cucumber
5 2 (1.34%) JUnit
5 2 (1.34%) PyUnit
5 2 (1.34%) RSpec
6 1 (0.67%) ANTLR
6 1 (0.67%) Eclipse
6 1 (0.67%) Fiddler
6 1 (0.67%) JMeter
6 1 (0.67%) LoadRunner
6 1 (0.67%) Rational Performance Tester
6 1 (0.67%) SilkPerformer
6 1 (0.67%) Talend Open Studio
6 1 (0.67%) Visual Studio
General
1 17 (11.41%) Banking
2 15 (10.07%) Finance
3 6 (4.03%) Retail
4 4 (2.68%) Back Office
4 4 (2.68%) Investment Banking
5 2 (1.34%) Telecoms
6 1 (0.67%) Front Office
6 1 (0.67%) German Language
6 1 (0.67%) Manufacturing
6 1 (0.67%) Pharmaceutical
Job Titles
1 69 (46.31%) Developer
2 47 (31.54%) Hadoop Developer
3 39 (26.17%) Big Data Developer
4 27 (18.12%) Architect
5 18 (12.08%) Big Data Architect
5 18 (12.08%) Data Architect
6 15 (10.07%) Hadoop Architect
7 14 (9.40%) Apache Spark Developer
7 14 (9.40%) Big Data Engineer
7 14 (9.40%) Data Engineer
7 14 (9.40%) Java Developer
8 13 (8.72%) Hadoop Engineer
9 11 (7.38%) Consultant
10 10 (6.71%) Senior Developer
11 9 (6.04%) Senior Hadoop Developer
12 8 (5.37%) Cloud Developer
12 8 (5.37%) Scala Developer
12 8 (5.37%) Senior Big Data Developer
13 7 (4.70%) Hadoop Consultant
13 7 (4.70%) Java Hadoop Developer
Libraries, Frameworks & Software Standards
1 43 (28.86%) Kafka
2 10 (6.71%) REST
2 10 (6.71%) Web Services
3 8 (5.37%) Spring
4 7 (4.70%) Hibernate
5 6 (4.03%) Drools
5 6 (4.03%) JSON
6 5 (3.36%) HTML
7 4 (2.68%) HTML5
7 4 (2.68%) J2EE
7 4 (2.68%) JDBC
7 4 (2.68%) ODBC
7 4 (2.68%) Struts
8 3 (2.01%) Akka
8 3 (2.01%) Cascading
8 3 (2.01%) RESTful
8 3 (2.01%) SOAP
8 3 (2.01%) Spark Streaming
9 2 (1.34%) Apache Avro
10 1 (0.67%) Play Framework
Miscellaneous
1 5 (3.36%) Visualisation
2 4 (2.68%) Analytical Skills
2 4 (2.68%) Computer Science
2 4 (2.68%) Data Structures
3 3 (2.01%) Mathematics
3 3 (2.01%) Replication
4 2 (1.34%) Credit Risk
4 2 (1.34%) Data Integration
4 2 (1.34%) Fintech
4 2 (1.34%) Grid Computing
4 2 (1.34%) iSeries
5 1 (0.67%) Algorithms
5 1 (0.67%) Blockchain
5 1 (0.67%) Clustering
5 1 (0.67%) Enterprise Software
5 1 (0.67%) Hedge funds
5 1 (0.67%) Life Science
5 1 (0.67%) Mainframe
5 1 (0.67%) Management Information System
5 1 (0.67%) Physics
Operating Systems
1 26 (17.45%) Linux
2 20 (13.42%) Unix
3 5 (3.36%) Windows
4 2 (1.34%) Red Hat Enterprise Linux
5 1 (0.67%) CentOS
5 1 (0.67%) Solaris
5 1 (0.67%) Ubuntu
5 1 (0.67%) Windows 2000
5 1 (0.67%) Windows XP
Processes & Methodologies
1 44 (29.53%) MapReduce
2 43 (28.86%) Agile Software Development
3 29 (19.46%) Business Intelligence
4 25 (16.78%) TDD
5 22 (14.77%) Analytics
6 19 (12.75%) Data Modelling
7 18 (12.08%) ETL
8 15 (10.07%) Open Source
9 14 (9.40%) Scrum
10 13 (8.72%) Continuous Delivery
10 13 (8.72%) Continuous Integration
11 12 (8.05%) E-Commerce
12 11 (7.38%) High Availability
13 9 (6.04%) BDD
14 8 (5.37%) Automated Testing
14 8 (5.37%) Data Analytics
14 8 (5.37%) Functional Programming
14 8 (5.37%) Kanban
14 8 (5.37%) Multithreading
14 8 (5.37%) Pair Programming
Programming Languages
1 87 (58.39%) Java
2 57 (38.26%) Scala
3 39 (26.17%) Python
4 32 (21.48%) SQL
5 21 (14.09%) Shell Script
6 12 (8.05%) R
7 5 (3.36%) Bash Shell
7 5 (3.36%) C#
7 5 (3.36%) PL/SQL
8 4 (2.68%) PHP
8 4 (2.68%) T-SQL
9 3 (2.01%) C
9 3 (2.01%) Perl
9 3 (2.01%) Ruby
10 2 (1.34%) VBA
11 1 (0.67%) Groovy
11 1 (0.67%) HiveQL
11 1 (0.67%) JAQL
11 1 (0.67%) JCL
11 1 (0.67%) Pig Latin
Qualifications
1 11 (7.38%) Security Cleared
2 9 (6.04%) Degree
3 8 (5.37%) DV Cleared
4 7 (4.70%) SC Cleared
5 1 (0.67%) BC Cleared
5 1 (0.67%) BPSS Clearance
Quality Assurance & Compliance
1 3 (2.01%) QA
2 1 (0.67%) Data Quality
System Software
1 30 (20.13%) Apache Flume
2 7 (4.70%) Apache ZooKeeper
3 2 (1.34%) vCloud
3 2 (1.34%) VMware Infrastructure
4 1 (0.67%) Active Directory
4 1 (0.67%) Docker
Systems Management
1 17 (11.41%) Oozie
2 16 (10.74%) Hadoop YARN
3 10 (6.71%) Ambari
4 5 (3.36%) Puppet
5 1 (0.67%) Ansible
5 1 (0.67%) Control-M
5 1 (0.67%) Ganglia
5 1 (0.67%) Graphite
5 1 (0.67%) HP Quality Center
5 1 (0.67%) Kubernetes
5 1 (0.67%) Nagios
5 1 (0.67%) OpenAM
5 1 (0.67%) Opscode Chef
5 1 (0.67%) Perfmon
5 1 (0.67%) Salt
Vendors
1 26 (17.45%) Cloudera
2 24 (16.11%) Oracle
3 20 (13.42%) Hortonworks
4 13 (8.72%) Informatica
4 13 (8.72%) MapR
5 6 (4.03%) SAP
5 6 (4.03%) Tableau
6 5 (3.36%) IBM
6 5 (3.36%) Teradata
7 4 (2.68%) Splunk
8 2 (1.34%) Cognos
8 2 (1.34%) HP
8 2 (1.34%) Platfora
8 2 (1.34%) Rackspace
8 2 (1.34%) Vertica
8 2 (1.34%) VMware
9 1 (0.67%) Netezza
9 1 (0.67%) Red Hat
9 1 (0.67%) Sybase
9 1 (0.67%) Talend
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