The first table below looks at the demand for HDFS skills in IT contracts advertised for the England region. Included is a guide to the average contractor rates offered in IT contracts that have cited HDFS over the 3 months to 29 July 2014 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the System Software category for the England region.

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.

Location
3 months to
29 Jul 2014
Same period 2013 Same period 2012
Hadoop Distributed File System (HDFS)
Rank 538 550 560
Rank change year-on-year
+12 +10
Contract jobs citing HDFS 24 4 2
As % of all contract IT jobs located in England 0.049% 0.009% 0.004%
As % of the System Software category 0.50% 0.086% 0.045%
Number of daily rates quoted 13 4 1
Average daily rate
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of your Daily Rate
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£550 £563 £600
Average daily rate % change year-on-year
-2.22% -6.25%
UK excluding London average daily rate - - -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
System Software Category
England
Contract IT job ads with a match in the
System Software category
4784 4626 4465
As % of all contract IT jobs located in England 9.70% 9.92% 8.42%
Number of daily rates quoted 2661 2363 2159
Average daily rate £325 £348 £338
Average daily rate % change year-on-year
-6.47% +2.96%
90% offered a daily rate of more than £171 £188 £200
10% offered a daily rate of more than £485 £475 £450
UK excluding London average daily rate £302 £325 £325
% change year-on-year
-7.18% -
Number of hourly rates quoted 579 600 617
Average hourly rate £16.00 £19.00 £17.50
Average hourly rate % change year-on-year
-15.78% +8.57%
90% offered a hourly rate of more than £10.50 £11.00 £11.24
10% offered a hourly rate of more than £27.50 £32.50 £35.00
UK excluding London average hourly rate £15.88 £17.50 £17.00
% change year-on-year
-9.24% +2.94%
HDFS
UK

HDFS
Jobs Demand Trend in England

This chart provides a 3-month moving total of IT contractor jobs citing HDFS across the England region as a proportion of the total demand within 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 29 July 2014.

HDFS Daily Rate Histogram in England

HDFS
Contract Job Locations in England

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing HDFS within the England region over the 3 months to 29 July 2014. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +16 24 £550 -2.22%
Yorkshire - - - -
East Midlands - - - -
South East - - - - 1
West Midlands - - - -
East of England - - - -
HDFS
UK

HDFS
Top 30 Related IT Skills in England

For the 6 months to 29 July 2014, IT contractor jobs across the England region citing HDFS also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited HDFS.

1 34 (94.44%) Hadoop
2 31 (86.11%) Big Data
3 27 (75.00%) Apache Hive
4 24 (66.67%) Java
5 22 (61.11%) Apache Pig
6 21 (58.33%) HBase
7 18 (50.00%) MapReduce
8 17 (47.22%) Impala
9 14 (38.89%) Apache Cassandra
9 14 (38.89%) Kafka
10 13 (36.11%) NoSQL
11 11 (30.56%) Oozie
12 10 (27.78%) Sqoop
12 10 (27.78%) Mahout
12 10 (27.78%) MongoDB
12 10 (27.78%) Agile Software Development
12 10 (27.78%) JIRA
13 9 (25.00%) SQL
13 9 (25.00%) JUnit
13 9 (25.00%) UNIX
13 9 (25.00%) Apache Flume
14 8 (22.22%) Linux
14 8 (22.22%) Netezza
15 7 (19.44%) Google
15 7 (19.44%) TDD
15 7 (19.44%) Finance
15 7 (19.44%) ActiveMQ
15 7 (19.44%) Spring
15 7 (19.44%) JDBC
15 7 (19.44%) Apache ZooKeeper

HDFS
Top Related IT Skills in England by Category

For the 6 months to 29 July 2014, IT contractor jobs across the England region citing HDFS also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited HDFS. Up to 20 skills are shown per category.

Application Platforms
1 22 (61.11%) Apache Pig
2 5 (13.89%) Apache
3 2 (5.56%) Elasticsearch
4 1 (2.78%) SAS
4 1 (2.78%) Confluence
Cloud Services
1 2 (5.56%) Amazon AWS
1 2 (5.56%) Amazon EMR
Database & Business Intelligence
1 34 (94.44%) Hadoop
2 31 (86.11%) Big Data
3 27 (75.00%) Apache Hive
4 21 (58.33%) HBase
5 17 (47.22%) Impala
6 14 (38.89%) Apache Cassandra
7 13 (36.11%) NoSQL
8 10 (27.78%) MongoDB
8 10 (27.78%) Sqoop
8 10 (27.78%) Mahout
9 6 (16.67%) Couchbase
9 6 (16.67%) Data Warehouse
10 5 (13.89%) Riak
11 4 (11.11%) Redis
11 4 (11.11%) Oracle Exadata
11 4 (11.11%) MySQL
11 4 (11.11%) MarkLogic
11 4 (11.11%) HCatalog
12 2 (5.56%) Amazon DynamoDB
12 2 (5.56%) CouchDB
Development Applications
1 10 (27.78%) JIRA
2 9 (25.00%) JUnit
3 7 (19.44%) Mockito
4 5 (13.89%) TeamCity
4 5 (13.89%) Hudson
4 5 (13.89%) Maven
5 3 (8.33%) Git (software)
5 3 (8.33%) Cucumber
6 2 (5.56%) Jenkins
7 1 (2.78%) JMeter
7 1 (2.78%) Talend Open Studio
General
1 7 (19.44%) Finance
2 4 (11.11%) Banking
3 2 (5.56%) Financial Institution
4 1 (2.78%) Investment Banking
4 1 (2.78%) Games
Job Titles
1 15 (41.67%) Developer
2 9 (25.00%) Hadoop Developer
3 5 (13.89%) Senior Developer
3 5 (13.89%) Java Developer
4 4 (11.11%) Architect
4 4 (11.11%) Big Data Developer
4 4 (11.11%) Test Leader
5 3 (8.33%) Data Consultant
5 3 (8.33%) Big Data Consultant
5 3 (8.33%) Consultant
5 3 (8.33%) Enterprise Architect
6 2 (5.56%) Trainer
7 1 (2.78%) Data Architect
7 1 (2.78%) Senior Java Developer
7 1 (2.78%) Lead Developer
7 1 (2.78%) Big Data Architect
Libraries, Frameworks & Software Standards
1 18 (50.00%) MapReduce
2 14 (38.89%) Kafka
3 7 (19.44%) JDBC
3 7 (19.44%) ActiveMQ
3 7 (19.44%) Spring
4 5 (13.89%) J2SE
5 4 (11.11%) SOAP
6 3 (8.33%) Hibernate
6 3 (8.33%) REST
7 2 (5.56%) HTML
7 2 (5.56%) HTML5
7 2 (5.56%) RabbitMQ
7 2 (5.56%) Web Services
7 2 (5.56%) XML
7 2 (5.56%) ODBC
7 2 (5.56%) JSON
7 2 (5.56%) Spring MVC
7 2 (5.56%) Apache Avro
7 2 (5.56%) Apache Camel
7 2 (5.56%) RHadoop
Miscellaneous
1 4 (11.11%) Visualisation
2 2 (5.56%) Market Risk
2 2 (5.56%) Data Integration
2 2 (5.56%) Derivative
3 1 (2.78%) Informatics
3 1 (2.78%) Mathematics
3 1 (2.78%) Computer Science
Operating Systems
1 9 (25.00%) UNIX
2 8 (22.22%) Linux
Processes & Methodologies
1 10 (27.78%) Agile Software Development
2 7 (19.44%) TDD
3 6 (16.67%) ETL
3 6 (16.67%) BDD
4 5 (13.89%) Analytics
5 4 (11.11%) Test Strategy
5 4 (11.11%) Scrum
5 4 (11.11%) Business Intelligence
5 4 (11.11%) Unit Testing
6 2 (5.56%) Automated Testing
6 2 (5.56%) Risk Analysis
6 2 (5.56%) Test Scripting
6 2 (5.56%) Continuous Integration
6 2 (5.56%) Manual Testing
6 2 (5.56%) Kanban
6 2 (5.56%) Domain-Driven Design
6 2 (5.56%) Complex Event Processing
6 2 (5.56%) Benchmarking
6 2 (5.56%) MVC
6 2 (5.56%) Risk Management
Programming Languages
1 24 (66.67%) Java
2 9 (25.00%) SQL
3 5 (13.89%) Python
3 5 (13.89%) Scala
3 5 (13.89%) Bash Shell
4 3 (8.33%) C#
5 2 (5.56%) C++
5 2 (5.56%) PL/SQL
6 1 (2.78%) Shell Script
6 1 (2.78%) Groovy
6 1 (2.78%) R
Qualifications
1 3 (8.33%) Degree
2 2 (5.56%) Microsoft Certification
2 2 (5.56%) MCT
3 1 (2.78%) ISEB
System Software
1 9 (25.00%) Apache Flume
2 7 (19.44%) Apache ZooKeeper
3 1 (2.78%) Oracle RAC
Systems Management
1 11 (30.56%) Oozie
2 4 (11.11%) Ambari
3 2 (5.56%) Puppet
3 2 (5.56%) Opscode Chef
Vendors
1 8 (22.22%) Netezza
2 7 (19.44%) Google
3 5 (13.89%) Cloudera
3 5 (13.89%) Oracle
3 5 (13.89%) DoubleClick
4 4 (11.11%) Teradata
4 4 (11.11%) Greenplum
4 4 (11.11%) Vertica
4 4 (11.11%) MapR
4 4 (11.11%) Hortonworks
5 2 (5.56%) Microsoft
6 1 (2.78%) Informatica
6 1 (2.78%) Talend