The table below looks at the statistics for MapReduce skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited MapReduce over the 3 months to 28 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
28 Jan 2015
Same period 2014 Same period 2013
MapReduce
Rank 310 370 332
Rank change year-on-year
+60 -38
Contract jobs citing MapReduce 76 31 40
As % of all contract IT jobs located in London 0.37% 0.14% 0.20%
As % of the Processes & Methodologies category 0.47% 0.18% 0.26%
Number of daily rates quoted 52 22 33
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£600 £463 £500
Average daily rate % change year-on-year
+29.65% -7.45%
90% offered a daily rate of more than £421 £378 £425
10% offered a daily rate of more than £723 £645 £547
UK excluding London average daily rate £500 £600 -
% change year-on-year
-16.66% -
Number of hourly rates quoted 0 0 1
Average hourly rate - - £52.50
UK excluding London average hourly rate - - -
MapReduce
England

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the London region.

Processes & Methodologies Category
London
Contract IT job ads with a match in the
Processes & Methodologies category
16159 17087 15138
As % of all contract IT jobs located in London 78.13% 78.17% 76.84%
Number of daily rates quoted 11564 11767 10514
Average daily rate £450 £445 £428
Average daily rate % change year-on-year
+1.12% +4.09%
90% offered a daily rate of more than £313 £300 £300
10% offered a daily rate of more than £600 £600 £600
UK excluding London average daily rate £398 £375 £360
% change year-on-year
+6.00% +4.16%
Number of hourly rates quoted 178 237 299
Average hourly rate £22.00 £23.50 £27.00
Average hourly rate % change year-on-year
-6.38% -12.96%
90% offered a hourly rate of more than £11.25 £13.50 £13.50
10% offered a hourly rate of more than £52.50 £76.75 £49.01
UK excluding London average hourly rate £26.00 £27.50 £31.07
% change year-on-year
-5.45% -11.49%

MapReduce
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor jobs citing MapReduce across the London region as a proportion of the total demand within the Processes & Methodologies category.

MapReduce Jobs Demand Trend in London

MapReduce
Daily Rate Trend in London

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

MapReduce Daily Rate Trend in London

MapReduce
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing MapReduce across the London region over the 3 months to 28 January 2015.

MapReduce Daily Rate Histogram in London

MapReduce
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing MapReduce within the London region over the 3 months to 28 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
City of London +28 26 £600 +33.33% 11
Docklands, London - 1 - -
Westminster - - - -
MapReduce
England

MapReduce
Top 30 Related IT Skills in London

For the 6 months to 28 January 2015, IT contractor jobs across the London region citing MapReduce 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 MapReduce.

1 114 (86.36%) Hadoop
2 108 (81.82%) Big Data
3 86 (65.15%) Apache Hive
4 74 (56.06%) Java
5 52 (39.39%) HDFS
6 50 (37.88%) HBase
7 48 (36.36%) Apache Spark
8 46 (34.85%) NoSQL
9 43 (32.58%) Apache Cassandra
9 43 (32.58%) Apache Pig
10 40 (30.30%) MongoDB
11 36 (27.27%) Scala
11 36 (27.27%) Oozie
12 35 (26.52%) Python
12 35 (26.52%) Banking
13 34 (25.76%) Analytics
14 33 (25.00%) Agile Software Development
15 32 (24.24%) Oracle
16 29 (21.97%) SQL
17 28 (21.21%) Apache Flume
17 28 (21.21%) Apache ZooKeeper
17 28 (21.21%) Mahout
18 26 (19.70%) Hortonworks
19 25 (18.94%) Sqoop
19 25 (18.94%) Visualisation
19 25 (18.94%) Linux
19 25 (18.94%) Data Warehouse
20 24 (18.18%) Teradata
21 21 (15.91%) HCatalog
21 21 (15.91%) Hadoop YARN

MapReduce
Top Related IT Skills in London by Category

For the 6 months to 28 January 2015, IT contractor jobs across the London region citing MapReduce 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 MapReduce. Up to 20 skills are shown per category.

Application Platforms
1 48 (36.36%) Apache Spark
2 43 (32.58%) Apache Pig
3 16 (12.12%) Apache
4 13 (9.85%) Oracle Coherence
5 4 (3.03%) Tomcat
6 3 (2.27%) Zope
6 3 (2.27%) OpenStack
7 2 (1.52%) Node.js
8 1 (0.76%) SAS
8 1 (0.76%) WebLogic
8 1 (0.76%) Elasticsearch
8 1 (0.76%) Apache Solr
8 1 (0.76%) Confluence
Applications
1 1 (0.76%) MS Excel
Business Applications
1 2 (1.52%) SAP Oil and Gas
Cloud Services
1 17 (12.88%) Amazon EMR
1 17 (12.88%) Amazon AWS
2 13 (9.85%) Amazon EC2
3 10 (7.58%) Amazon S3
4 4 (3.03%) GitHub
5 2 (1.52%) AWS Data Pipeline
6 1 (0.76%) Google Cloud Platform
6 1 (0.76%) Amazon Kinesis
Communications & Networking
1 5 (3.79%) LAN
1 5 (3.79%) WAN
2 4 (3.03%) Internet
3 3 (2.27%) AMQP
4 1 (0.76%) RTP
Database & Business Intelligence
1 114 (86.36%) Hadoop
2 108 (81.82%) Big Data
3 86 (65.15%) Apache Hive
4 50 (37.88%) HBase
5 46 (34.85%) NoSQL
6 43 (32.58%) Apache Cassandra
7 40 (30.30%) MongoDB
8 28 (21.21%) Mahout
9 25 (18.94%) Sqoop
9 25 (18.94%) Data Warehouse
10 21 (15.91%) HCatalog
10 21 (15.91%) Couchbase
11 19 (14.39%) Riak
11 19 (14.39%) Oracle Exadata
12 18 (13.64%) MarkLogic
13 11 (8.33%) Impala
14 10 (7.58%) MySQL
15 8 (6.06%) SQL Server
15 8 (6.06%) DB2
15 8 (6.06%) OrientDB
Development Applications
1 8 (6.06%) Maven
2 5 (3.79%) Git (software)
3 4 (3.03%) Jenkins
3 4 (3.03%) Subversion
4 3 (2.27%) JUnit
4 3 (2.27%) Atlassian Bamboo
5 2 (1.52%) Mercurial
6 1 (0.76%) Eclipse
6 1 (0.76%) Ant
6 1 (0.76%) JIRA
6 1 (0.76%) Gradle
6 1 (0.76%) Jasmine
6 1 (0.76%) Talend Open Studio
6 1 (0.76%) TeamCity
6 1 (0.76%) Cucumber
6 1 (0.76%) Apache Ivy
General
1 35 (26.52%) Banking
2 20 (15.15%) Finance
3 12 (9.09%) Investment Banking
4 7 (5.30%) Front Office
5 6 (4.55%) Marketing
6 3 (2.27%) Telecoms
7 2 (1.52%) Electronics
7 2 (1.52%) Manufacturing
8 1 (0.76%) Retail
8 1 (0.76%) Publishing
8 1 (0.76%) Back Office
8 1 (0.76%) Games
8 1 (0.76%) French Language
Job Titles
1 62 (46.97%) Developer
2 40 (30.30%) Architect
3 25 (18.94%) Hadoop Developer
4 24 (18.18%) Data Architect
4 24 (18.18%) Big Data Architect
5 21 (15.91%) Java Developer
6 19 (14.39%) Big Data Developer
7 11 (8.33%) Enterprise Architect
8 6 (4.55%) Lead Developer
9 5 (3.79%) Senior Developer
9 5 (3.79%) Lead Architect
10 4 (3.03%) Scala Developer
10 4 (3.03%) Big Data Consultant
10 4 (3.03%) Data Scientist
10 4 (3.03%) Administrator
10 4 (3.03%) Consultant
10 4 (3.03%) Data Consultant
10 4 (3.03%) Trainer
11 3 (2.27%) Platform Engineer
11 3 (2.27%) Lead Enterprise Architect
Libraries, Frameworks & Software Standards
1 21 (15.91%) Kafka
2 18 (13.64%) Cascading
3 11 (8.33%) Spring
4 10 (7.58%) Apache Avro
4 10 (7.58%) Akka
5 8 (6.06%) Hibernate
6 7 (5.30%) RESTful
7 6 (4.55%) J2EE
8 5 (3.79%) Web Services
9 4 (3.03%) XML
10 3 (2.27%) JSON
10 3 (2.27%) Django
10 3 (2.27%) Java EE
10 3 (2.27%) Mason
10 3 (2.27%) Memcached
10 3 (2.27%) Catalyst
11 2 (1.52%) REST
11 2 (1.52%) AngularJS
11 2 (1.52%) ExpressJS
12 1 (0.76%) JMS
Miscellaneous
1 25 (18.94%) Visualisation
2 13 (9.85%) Open Source
3 12 (9.09%) Algorithms
4 8 (6.06%) Analytical Skills
5 5 (3.79%) Data Structures
6 4 (3.03%) Computer Science
7 3 (2.27%) Digital Media
7 3 (2.27%) Social Media
8 2 (1.52%) Internet of Things
8 2 (1.52%) Machine to Machine
8 2 (1.52%) Mathematics
8 2 (1.52%) Statistics
8 2 (1.52%) DTV
9 1 (0.76%) IPTV
9 1 (0.76%) Management Information System
9 1 (0.76%) Replication
9 1 (0.76%) Fixed Income
9 1 (0.76%) Clustering
9 1 (0.76%) Mobile App
9 1 (0.76%) Market Risk
Operating Systems
1 25 (18.94%) Linux
2 16 (12.12%) UNIX
3 6 (4.55%) Ubuntu
3 6 (4.55%) Windows
4 3 (2.27%) Red Hat Enterprise Linux
5 2 (1.52%) CentOS
Processes & Methodologies
1 34 (25.76%) Analytics
2 33 (25.00%) Agile Software Development
3 17 (12.88%) Business Intelligence
3 17 (12.88%) OO
4 16 (12.12%) TDD
5 12 (9.09%) Continuous Integration
6 11 (8.33%) Mentoring
7 10 (7.58%) Multithreading
8 9 (6.82%) Performance Tuning
8 9 (6.82%) OOP
8 9 (6.82%) ETL
9 8 (6.06%) Low Latency
10 7 (5.30%) BDD
10 7 (5.30%) Software Engineering
11 6 (4.55%) Benchmarking
12 5 (3.79%) Technical Architecture
12 5 (3.79%) Scrum
12 5 (3.79%) Unit Testing
13 4 (3.03%) Data Architecture
13 4 (3.03%) Data Modelling
Programming Languages
1 74 (56.06%) Java
2 36 (27.27%) Scala
3 35 (26.52%) Python
4 29 (21.97%) SQL
5 11 (8.33%) R
6 10 (7.58%) C#
6 10 (7.58%) C++
7 7 (5.30%) Bash Shell
8 6 (4.55%) Perl
9 3 (2.27%) JavaScript
9 3 (2.27%) Ruby
9 3 (2.27%) Groovy
9 3 (2.27%) Clojure
10 2 (1.52%) TypeScript
10 2 (1.52%) PHP
10 2 (1.52%) Shell Script
11 1 (0.76%) XQuery
11 1 (0.76%) PL/SQL
11 1 (0.76%) T-SQL
11 1 (0.76%) C
Qualifications
1 4 (3.03%) Degree
1 4 (3.03%) MCT
2 3 (2.27%) Microsoft Certification
3 2 (1.52%) DV Cleared
3 2 (1.52%) Security Cleared
3 2 (1.52%) PhD
Quality Assurance & Compliance
1 4 (3.03%) QA
2 1 (0.76%) Data Quality
System Software
1 52 (39.39%) HDFS
2 28 (21.21%) Apache Flume
2 28 (21.21%) Apache ZooKeeper
3 8 (6.06%) Oracle RAC
Systems Management
1 36 (27.27%) Oozie
2 21 (15.91%) Hadoop YARN
2 21 (15.91%) Ambari
3 7 (5.30%) Puppet
4 5 (3.79%) Opscode Chef
5 4 (3.03%) Mesos
6 1 (0.76%) OpenView
6 1 (0.76%) Nagios
6 1 (0.76%) ZABBIX
6 1 (0.76%) Cacti
6 1 (0.76%) Munin
6 1 (0.76%) Vagrant
6 1 (0.76%) Ansible
Vendors
1 32 (24.24%) Oracle
2 26 (19.70%) Hortonworks
3 24 (18.18%) Teradata
4 20 (15.15%) MapR
5 19 (14.39%) Netezza
6 16 (12.12%) Cloudera
7 8 (6.06%) Sybase
8 6 (4.55%) Cisco
9 5 (3.79%) Intel
10 4 (3.03%) SAP
10 4 (3.03%) Microsoft
11 3 (2.27%) Datameer
11 3 (2.27%) Splunk
11 3 (2.27%) Vertica
12 2 (1.52%) TIBCO
12 2 (1.52%) IBM
13 1 (0.76%) HP
13 1 (0.76%) NetApp
13 1 (0.76%) Red Hat
13 1 (0.76%) Salesforce.com
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