The table below looks at the statistics for HDFS skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited HDFS over the 3 months to 30 January 2015 with a comparison to the same period in 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.

Location
3 months to
30 Jan 2015
Same period 2014 Same period 2013
Hadoop Distributed File System (HDFS)
Rank 520 537 534
Rank change year-on-year
+17 -3
Contract jobs citing HDFS 63 16 5
As % of all contract IT jobs located in the UK 0.12% 0.033% 0.011%
As % of the System Software category 1.28% 0.35% 0.12%
Number of daily rates quoted 45 11 2
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£575 £450 £600
Average daily rate % change year-on-year
+27.77% -25.00%
90% offered a daily rate of more than £430 £388 £560
10% offered a daily rate of more than £725 £575 £640
UK excluding London average daily rate £525 - -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -

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

System Software Category
UK
Contract IT job ads with a match in the
System Software category
4912 4593 4221
As % of all contract IT jobs located in the UK 9.63% 9.54% 9.46%
Number of daily rates quoted 2683 2338 1944
Average daily rate £375 £350 £348
Average daily rate % change year-on-year
+7.14% +0.71%
90% offered a daily rate of more than £190 £165 £173
10% offered a daily rate of more than £500 £500 £450
UK excluding London average daily rate £350 £300 £325
% change year-on-year
+16.66% -7.69%
Number of hourly rates quoted 568 528 756
Average hourly rate £16.25 £16.00 £18.50
Average hourly rate % change year-on-year
+1.56% -13.51%
90% offered a hourly rate of more than £10.50 £11.00 £11.00
10% offered a hourly rate of more than £35.00 £31.56 £37.90
UK excluding London average hourly rate £16.00 £15.50 £17.50
% change year-on-year
+3.22% -11.42%

HDFS
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing HDFS within the UK as a proportion of the total demand within the System Software category.

HDFS Jobs Demand Trend in the UK

HDFS
Daily Rate Trend

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

HDFS Daily Rate Trend in the UK

HDFS
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing HDFS within the UK over the 3 months to 30 January 2015.

HDFS Daily Rate Histogram in the UK

HDFS
Top 22 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing HDFS within the UK over the 3 months to 30 January 2015. 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
England +29 63 £575 +27.77% 15
London +37 55 £615 +36.66% 11
City of London +10 6 £525 +23.52% 3
East Midlands - 4 £525 -
Northamptonshire - 4 £525 -
North West - 2 - -
South East -5 1 - -
Northampton - 1 - -
Cheshire - - - -
Hertfordshire - - - - 1
Kent - - - -
Chatham - - - -
Glasgow - - - - 1
Hemel Hempstead - - - - 1
Huddersfield - - - -
Knutsford - - - -
Leeds - - - - 3
West Yorkshire - - - - 3
Yorkshire - - - - 3
Manchester - - - -
Scotland - - - - 1
East of England - - - - 1

HDFS
Top 30 Related IT Skills

For the 6 months to 30 January 2015, IT contractor jobs within the UK 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 94 (95.92%) Hadoop
2 85 (86.73%) Big Data
3 78 (79.59%) Apache Hive
4 57 (58.16%) MapReduce
5 54 (55.10%) HBase
6 49 (50.00%) Java
7 39 (39.80%) Apache Flume
8 38 (38.78%) MongoDB
9 37 (37.76%) NoSQL
10 36 (36.73%) Banking
11 35 (35.71%) Oozie
12 34 (34.69%) Apache Pig
13 33 (33.67%) Apache Spark
13 33 (33.67%) SQL
14 32 (32.65%) Data Warehouse
15 31 (31.63%) Hadoop YARN
16 29 (29.59%) Sqoop
16 29 (29.59%) Apache Cassandra
17 28 (28.57%) Analytics
17 28 (28.57%) Linux
17 28 (28.57%) Agile Software Development
18 27 (27.55%) Python
19 24 (24.49%) Business Intelligence
19 24 (24.49%) Apache ZooKeeper
20 23 (23.47%) UNIX
21 22 (22.45%) Scala
21 22 (22.45%) Visualisation
22 21 (21.43%) Kafka
22 21 (21.43%) Mahout
22 21 (21.43%) Hortonworks

HDFS
Top Related IT Skills by Category

For the 6 months to 30 January 2015, IT contractor jobs within the UK 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 34 (34.69%) Apache Pig
2 33 (33.67%) Apache Spark
3 9 (9.18%) SAS
4 5 (5.10%) Apache
4 5 (5.10%) Oracle Coherence
5 1 (1.02%) Apache Solr
Applications
1 1 (1.02%) MS Excel
Business Applications
1 2 (2.04%) SAP Oil and Gas
Cloud Services
1 4 (4.08%) Microsoft Azure
1 4 (4.08%) Amazon AWS
2 2 (2.04%) Cloud Computing
3 1 (1.02%) GitHub
3 1 (1.02%) Amazon EMR
3 1 (1.02%) Google Cloud Platform
Communications & Networking
1 5 (5.10%) LAN
1 5 (5.10%) WAN
2 4 (4.08%) Kerberos
3 3 (3.06%) Network Security
4 2 (2.04%) AMQP
4 2 (2.04%) LDAP
5 1 (1.02%) RTP
Database & Business Intelligence
1 94 (95.92%) Hadoop
2 85 (86.73%) Big Data
3 78 (79.59%) Apache Hive
4 54 (55.10%) HBase
5 38 (38.78%) MongoDB
6 37 (37.76%) NoSQL
7 32 (32.65%) Data Warehouse
8 29 (29.59%) Sqoop
8 29 (29.59%) Apache Cassandra
9 21 (21.43%) Mahout
10 19 (19.39%) HCatalog
10 19 (19.39%) Impala
11 18 (18.37%) Couchbase
12 17 (17.35%) Riak
12 17 (17.35%) Oracle Exadata
13 16 (16.33%) MarkLogic
14 15 (15.31%) Relational Database
15 13 (13.27%) RDBMS
16 11 (11.22%) SQL Server
17 10 (10.20%) OrientDB
Development Applications
1 4 (4.08%) PyUnit
2 1 (1.02%) Maven
2 1 (1.02%) Git (software)
2 1 (1.02%) Talend Open Studio
General
1 36 (36.73%) Banking
2 13 (13.27%) Finance
3 9 (9.18%) Investment Banking
4 6 (6.12%) Marketing
5 4 (4.08%) Retail
6 2 (2.04%) Electronics
6 2 (2.04%) Telecoms
6 2 (2.04%) Manufacturing
7 1 (1.02%) Front Office
Job Titles
1 40 (40.82%) Developer
2 30 (30.61%) Architect
3 29 (29.59%) Hadoop Developer
4 14 (14.29%) Big Data Developer
5 13 (13.27%) Data Architect
6 11 (11.22%) Enterprise Architect
6 11 (11.22%) Big Data Architect
7 7 (7.14%) Administrator
8 6 (6.12%) Lead Developer
9 5 (5.10%) Senior Developer
9 5 (5.10%) Programmer
9 5 (5.10%) Hadoop Administrator
10 4 (4.08%) Consultant
10 4 (4.08%) Data Modeller
10 4 (4.08%) Lead Architect
10 4 (4.08%) Trainer
11 3 (3.06%) Data Consultant
11 3 (3.06%) Data Administrator
11 3 (3.06%) Big Data Consultant
11 3 (3.06%) Lead Enterprise Architect
Libraries, Frameworks & Software Standards
1 21 (21.43%) Kafka
2 15 (15.31%) Cascading
3 10 (10.20%) Akka
4 6 (6.12%) XML
5 5 (5.10%) JSON
6 4 (4.08%) RESTful
6 4 (4.08%) XSD
6 4 (4.08%) JDBC
7 3 (3.06%) J2EE
7 3 (3.06%) Java EE
8 2 (2.04%) HTML
8 2 (2.04%) JSP
8 2 (2.04%) Servlets
8 2 (2.04%) Web Services
8 2 (2.04%) JMS
9 1 (1.02%) Lucene
9 1 (1.02%) REST
9 1 (1.02%) Apache Avro
Miscellaneous
1 22 (22.45%) Visualisation
2 16 (16.33%) Open Source
3 4 (4.08%) Data Extraction
3 4 (4.08%) Replication
3 4 (4.08%) Credit Risk
4 3 (3.06%) Market Risk
4 3 (3.06%) Analytical Skills
4 3 (3.06%) Algorithms
5 2 (2.04%) Machine to Machine
5 2 (2.04%) Social Network
5 2 (2.04%) DTV
6 1 (1.02%) Management Information System
6 1 (1.02%) Clustering
6 1 (1.02%) Statistics
6 1 (1.02%) Computer Science
6 1 (1.02%) Reference Data
6 1 (1.02%) Data Integration
6 1 (1.02%) Mobile App
6 1 (1.02%) Data Structures
Operating Systems
1 28 (28.57%) Linux
2 23 (23.47%) UNIX
3 7 (7.14%) Windows
4 4 (4.08%) Red Hat Enterprise Linux
5 2 (2.04%) Windows Server 2003
6 1 (1.02%) Ubuntu
Processes & Methodologies
1 57 (58.16%) MapReduce
2 28 (28.57%) Analytics
2 28 (28.57%) Agile Software Development
3 24 (24.49%) Business Intelligence
4 16 (16.33%) OO
5 12 (12.24%) Data Modelling
6 11 (11.22%) ETL
6 11 (11.22%) Performance Tuning
6 11 (11.22%) Mentoring
7 7 (7.14%) OOP
8 6 (6.12%) TDD
8 6 (6.12%) Benchmarking
9 5 (5.10%) Technical Architecture
9 5 (5.10%) Workflow
9 5 (5.10%) BDD
9 5 (5.10%) Logical Data Model
10 4 (4.08%) Coaching
10 4 (4.08%) Data Architecture
10 4 (4.08%) Data Management
10 4 (4.08%) Business Analysis
Programming Languages
1 49 (50.00%) Java
2 33 (33.67%) SQL
3 27 (27.55%) Python
4 22 (22.45%) Scala
5 15 (15.31%) C#
6 9 (9.18%) Shell Script
7 7 (7.14%) Perl
7 7 (7.14%) R
8 5 (5.10%) PL/SQL
8 5 (5.10%) Bash Shell
9 3 (3.06%) JavaScript
10 2 (2.04%) PHP
11 1 (1.02%) MATLAB
11 1 (1.02%) C
11 1 (1.02%) C++
11 1 (1.02%) Ruby
11 1 (1.02%) Pig Latin
Qualifications
1 4 (4.08%) MCT
2 3 (3.06%) Microsoft Certification
3 1 (1.02%) Degree
Quality Assurance & Compliance
1 2 (2.04%) Dodd-Frank
1 2 (2.04%) Basel III
2 1 (1.02%) Data Quality
System Software
1 39 (39.80%) Apache Flume
2 24 (24.49%) Apache ZooKeeper
3 6 (6.12%) Oracle RAC
4 4 (4.08%) Active Directory
Systems Management
1 35 (35.71%) Oozie
2 31 (31.63%) Hadoop YARN
3 20 (20.41%) Ambari
4 6 (6.12%) Nagios
5 4 (4.08%) Graphite
6 3 (3.06%) Puppet
7 2 (2.04%) Salt
7 2 (2.04%) Opscode Chef
7 2 (2.04%) ZABBIX
7 2 (2.04%) Munin
7 2 (2.04%) OpenView
8 1 (1.02%) Cacti
8 1 (1.02%) SCOrch
Vendors
1 21 (21.43%) Hortonworks
1 21 (21.43%) Oracle
1 21 (21.43%) Teradata
2 19 (19.39%) MapR
3 17 (17.35%) Netezza
4 15 (15.31%) Cloudera
5 6 (6.12%) Cisco
6 5 (5.10%) Intel
6 5 (5.10%) Informatica
6 5 (5.10%) Sybase
7 4 (4.08%) SaltStack
7 4 (4.08%) Tableau
8 3 (3.06%) Microsoft
8 3 (3.06%) Vertica
9 2 (2.04%) Rackspace
9 2 (2.04%) Splunk
9 2 (2.04%) Google
9 2 (2.04%) Business Objects
9 2 (2.04%) SAP
10 1 (1.02%) IBM
London
TEKsystems
Rate: £600 - £850 per day + Competitive
Posted: 2 days ago
City, London
Networking People
Posted: 4 days ago
London
TEKsystems
Rate: £600 - £850 per day + Competitive
Posted: 5 days ago
London
Hays IT - Uk Posting account
Rate: £580.00 - £630.00 per day
Posted: 17 days ago
London
Hays IT - Uk Posting account
Rate: £650.00 - £750.00 per day
Posted: 18 days ago