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 March 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 Mar 2015
Same period 2014 Same period 2013
Hadoop Distributed File System (HDFS)
Rank 507 563 529
Rank change year-on-year
+56 -34
Contract jobs citing HDFS 71 12 14
As % of all contract IT jobs located in the UK 0.13% 0.023% 0.031%
As % of the System Software category 1.37% 0.25% 0.33%
Number of daily rates quoted 54 10 10
Average daily rate
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of your Daily Rate
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£525 £425 £463
Average daily rate % change year-on-year
+23.52% -8.10%
90% offered a daily rate of more than £434 £375 £450
10% offered a daily rate of more than £725 £425 £583
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
5182 4843 4282
As % of all contract IT jobs located in the UK 9.58% 9.24% 9.34%
Number of daily rates quoted 2840 2427 2068
Average daily rate £375 £350 £338
Average daily rate % change year-on-year
+7.14% +3.70%
90% offered a daily rate of more than £180 £170 £185
10% offered a daily rate of more than £510 £475 £463
UK excluding London average daily rate £350 £315 £310
% change year-on-year
+11.11% +1.61%
Number of hourly rates quoted 619 561 646
Average hourly rate £16.00 £16.50 £17.00
Average hourly rate % change year-on-year
-3.03% -2.94%
90% offered a hourly rate of more than £11.00 £11.00 £10.58
10% offered a hourly rate of more than £31.50 £35.00 £33.50
UK excluding London average hourly rate £15.50 £16.00 £15.50
% change year-on-year
-3.12% +3.22%

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 March 2015.

HDFS Daily Rate Histogram in the UK

HDFS
Top 28 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 March 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 +42 70 £525 +23.52% 8
London +48 55 £569 +33.82% 7
City of London +23 10 £594 +39.70% 3
East of England - 7 £525 -
Cambridgeshire - 4 £525 -
East Midlands - 3 £475 -
North West - 3 - -
Northamptonshire - 3 £475 -
Peterborough - 3 £525 -
Northampton - 2 £450 -
Gloucestershire - - - -
Hertfordshire - - - -
Scotland - - - - 1
Sheffield - - - -
Berkshire - - - - 1
Manchester - - - -
Newbury - - - - 1
Birmingham - - - -
Edinburgh - - - - 1
Glasgow - - - -
Hemel Hempstead - - - -
Leeds - - - -
South Yorkshire - - - -
West Yorkshire - - - -
Yorkshire - - - -
South East - - - - 1
South West - - - -
West Midlands - - - -

HDFS
Top 30 Related IT Skills

For the 6 months to 30 March 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.

1 114 (97.44%) Hadoop
2 93 (79.49%) Big Data
3 92 (78.63%) Apache Hive
4 74 (63.25%) Java
5 60 (51.28%) HBase
6 55 (47.01%) Apache Spark
7 54 (46.15%) Apache Pig
7 54 (46.15%) MapReduce
8 46 (39.32%) Impala
9 44 (37.61%) Agile Software Development
10 43 (36.75%) SQL
11 38 (32.48%) Apache Flume
12 36 (30.77%) Hadoop YARN
12 36 (30.77%) Scala
13 35 (29.91%) Python
14 34 (29.06%) Sqoop
15 33 (28.21%) Kafka
16 30 (25.64%) Oozie
17 27 (23.08%) MongoDB
18 26 (22.22%) NoSQL
18 26 (22.22%) UNIX
19 25 (21.37%) Linux
19 25 (21.37%) Banking
20 24 (20.51%) Oracle
21 22 (18.80%) OO
21 22 (18.80%) Data Warehouse
21 22 (18.80%) Data Modelling
21 22 (18.80%) Cloudera
22 21 (17.95%) Cascading
22 21 (17.95%) Apache Cassandra

HDFS
Top Related IT Skills by Category

For the 6 months to 30 March 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 55 (47.01%) Apache Spark
2 54 (46.15%) Apache Pig
3 20 (17.09%) SAS
4 9 (7.69%) Apache
5 3 (2.56%) Apache Solr
6 2 (1.71%) Oracle Coherence
7 1 (0.85%) Elasticsearch
Applications
1 1 (0.85%) Weka
Business Applications
1 2 (1.71%) SAP Oil and Gas
Cloud Services
1 3 (2.56%) Microsoft Azure
1 3 (2.56%) Amazon AWS
2 1 (0.85%) GitHub
2 1 (0.85%) Amazon EMR
2 1 (0.85%) Google Cloud Platform
Communications & Networking
1 4 (3.42%) Kerberos
2 3 (2.56%) LAN
2 3 (2.56%) WAN
2 3 (2.56%) Network Security
3 2 (1.71%) DNS
4 1 (0.85%) RTP
Database & Business Intelligence
1 114 (97.44%) Hadoop
2 93 (79.49%) Big Data
3 92 (78.63%) Apache Hive
4 60 (51.28%) HBase
5 46 (39.32%) Impala
6 34 (29.06%) Sqoop
7 27 (23.08%) MongoDB
8 26 (22.22%) NoSQL
9 22 (18.80%) Data Warehouse
10 21 (17.95%) Apache Cassandra
11 20 (17.09%) Relational Database
12 18 (15.38%) RDBMS
13 11 (9.40%) OrientDB
14 9 (7.69%) Mahout
14 9 (7.69%) SQL Server
15 6 (5.13%) DB2
15 6 (5.13%) MySQL
16 5 (4.27%) HCatalog
16 5 (4.27%) Data Mining
16 5 (4.27%) Star Schema
Development Applications
1 4 (3.42%) PyUnit
2 1 (0.85%) Cucumber
2 1 (0.85%) Maven
2 1 (0.85%) Git (software)
General
1 25 (21.37%) Banking
2 15 (12.82%) Finance
3 6 (5.13%) Investment Banking
4 5 (4.27%) Retail
5 4 (3.42%) Marketing
6 2 (1.71%) Manufacturing
6 2 (1.71%) Electronics
6 2 (1.71%) Telecoms
7 1 (0.85%) Pharmaceutical
7 1 (0.85%) Front Office
7 1 (0.85%) Legal
Job Titles
1 63 (53.85%) Developer
2 53 (45.30%) Hadoop Developer
3 21 (17.95%) Architect
4 17 (14.53%) Big Data Developer
5 12 (10.26%) Administrator
6 11 (9.40%) Data Architect
7 10 (8.55%) Programmer
8 8 (6.84%) Lead Developer
8 8 (6.84%) Big Data Architect
8 8 (6.84%) Hadoop Administrator
9 5 (4.27%) Senior Developer
10 4 (3.42%) Consultant
10 4 (3.42%) Data Modeller
11 3 (2.56%) Data Scientist
11 3 (2.56%) Data Administrator
12 2 (1.71%) Data Consultant
12 2 (1.71%) Delivery Manager
12 2 (1.71%) Big Data Consultant
12 2 (1.71%) Systems Administrator
12 2 (1.71%) Senior Manager
Libraries, Frameworks & Software Standards
1 33 (28.21%) Kafka
2 21 (17.95%) Cascading
3 12 (10.26%) Akka
4 8 (6.84%) Apache Avro
5 7 (5.98%) XML
6 4 (3.42%) JSON
6 4 (3.42%) J2EE
6 4 (3.42%) JDBC
7 3 (2.56%) RESTful
7 3 (2.56%) XSD
7 3 (2.56%) Java EE
8 2 (1.71%) REST
8 2 (1.71%) HTML
9 1 (0.85%) CSS
9 1 (0.85%) DOM
9 1 (0.85%) XSLT
9 1 (0.85%) SAX
9 1 (0.85%) Hibernate
9 1 (0.85%) Lucene
9 1 (0.85%) Spring
Miscellaneous
1 16 (13.68%) Open Source
2 8 (6.84%) Visualisation
3 7 (5.98%) Market Risk
3 7 (5.98%) Replication
3 7 (5.98%) Analytical Skills
4 4 (3.42%) Data Extraction
4 4 (3.42%) Credit Risk
5 3 (2.56%) Clustering
5 3 (2.56%) Mathematics
5 3 (2.56%) Physics
6 2 (1.71%) DTV
6 2 (1.71%) Equities
6 2 (1.71%) Data Integration
6 2 (1.71%) Machine to Machine
7 1 (0.85%) Data Structures
7 1 (0.85%) Algorithms
7 1 (0.85%) Reference Data
7 1 (0.85%) Mobile App
7 1 (0.85%) Credit Derivative
7 1 (0.85%) Derivative
Operating Systems
1 26 (22.22%) UNIX
2 25 (21.37%) Linux
3 4 (3.42%) Windows
3 4 (3.42%) Red Hat Enterprise Linux
4 2 (1.71%) CentOS
5 1 (0.85%) Ubuntu
Processes & Methodologies
1 54 (46.15%) MapReduce
2 44 (37.61%) Agile Software Development
3 22 (18.80%) OO
3 22 (18.80%) Data Modelling
4 19 (16.24%) Analytics
5 16 (13.68%) Business Intelligence
6 15 (12.82%) ETL
6 15 (12.82%) Mentoring
7 11 (9.40%) BDD
8 8 (6.84%) OOP
9 7 (5.98%) E-Commerce
9 7 (5.98%) Scrum
9 7 (5.98%) TDD
9 7 (5.98%) Performance Tuning
10 6 (5.13%) Logical Data Model
10 6 (5.13%) Data Architecture
11 5 (4.27%) Test Automation
11 5 (4.27%) Data Management
11 5 (4.27%) Workflow
11 5 (4.27%) Coaching
Programming Languages
1 74 (63.25%) Java
2 43 (36.75%) SQL
3 36 (30.77%) Scala
4 35 (29.91%) Python
5 15 (12.82%) R
6 13 (11.11%) Shell Script
7 12 (10.26%) C#
8 10 (8.55%) PL/SQL
9 9 (7.69%) Perl
10 8 (6.84%) Bash Shell
11 2 (1.71%) PHP
11 2 (1.71%) JavaScript
11 2 (1.71%) T-SQL
12 1 (0.85%) Pig Latin
12 1 (0.85%) MATLAB
12 1 (0.85%) Ruby
Qualifications
1 3 (2.56%) PhD
2 2 (1.71%) MCT
3 1 (0.85%) Microsoft Certification
3 1 (0.85%) Degree
3 1 (0.85%) SC Cleared
3 1 (0.85%) Security Cleared
Quality Assurance & Compliance
1 2 (1.71%) Basel III
1 2 (1.71%) Dodd-Frank
2 1 (0.85%) Data Quality
System Software
1 38 (32.48%) Apache Flume
2 13 (11.11%) Apache ZooKeeper
3 4 (3.42%) Active Directory
4 3 (2.56%) Oracle RAC
Systems Management
1 36 (30.77%) Hadoop YARN
2 30 (25.64%) Oozie
3 8 (6.84%) Nagios
4 7 (5.98%) Ambari
5 4 (3.42%) Puppet
5 4 (3.42%) Graphite
6 3 (2.56%) Salt
6 3 (2.56%) Opscode Chef
7 2 (1.71%) SCOrch
7 2 (1.71%) ZABBIX
7 2 (1.71%) OpenView
7 2 (1.71%) Munin
8 1 (0.85%) Cacti
Vendors
1 24 (20.51%) Oracle
2 22 (18.80%) Cloudera
3 9 (7.69%) Teradata
4 7 (5.98%) Hortonworks
5 6 (5.13%) Tableau
5 6 (5.13%) Informatica
5 6 (5.13%) MapR
6 5 (4.27%) Vertica
7 4 (3.42%) Cisco
7 4 (3.42%) SaltStack
8 3 (2.56%) Sybase
9 2 (1.71%) HP
9 2 (1.71%) Intel
9 2 (1.71%) SAP
9 2 (1.71%) Netezza
9 2 (1.71%) Splunk
9 2 (1.71%) Red Hat
10 1 (0.85%) TIBCO
10 1 (0.85%) NetApp
10 1 (0.85%) Business Objects
London
Huxley Banking & Financial Services
Rate: £600 - £750 per day
Posted: 4 days ago
City, London
McGregor Boyall
Rate: £550 - £600 per day
Posted: 5 days ago
London
Hays IT - Uk Posting account
Rate: £550.00 - £625.00 per day
Posted: 24 days ago