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 27 August 2014 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
27 Aug 2014
Same period 2013 Same period 2012
MapReduce
Rank 349 374 368
Rank change year-on-year
+25 -6
Contract jobs citing MapReduce 75 47 46
As % of all contract IT jobs located in London 0.31% 0.19% 0.17%
As % of the Processes & Methodologies category 0.41% 0.24% 0.23%
Number of daily rates quoted 61 43 34
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£625 £525 £550
Average daily rate % change year-on-year
+19.04% -4.54%
90% offered a daily rate of more than £425 £405 £450
10% offered a daily rate of more than £775 £695 £600
UK excluding London average daily rate £625 £358 -
% change year-on-year
+74.82% -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
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
18458 19449 19685
As % of all contract IT jobs located in London 77.13% 76.63% 74.51%
Number of daily rates quoted 12825 13607 13265
Average daily rate £450 £450 £435
Average daily rate % change year-on-year
- +3.44%
90% offered a daily rate of more than £300 £300 £290
10% offered a daily rate of more than £600 £600 £600
UK excluding London average daily rate £375 £370 £360
% change year-on-year
+1.35% +2.77%
Number of hourly rates quoted 214 234 365
Average hourly rate £20.50 £22.50 £32.50
Average hourly rate % change year-on-year
-8.88% -30.76%
90% offered a hourly rate of more than £13.50 £14.00 £15.00
10% offered a hourly rate of more than £45.00 £52.00 £48.00
UK excluding London average hourly rate £25.00 £30.00 £31.00
% change year-on-year
-16.66% -3.22%

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 27 August 2014.

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 27 August 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
City of London +22 20 £625 +25.00% 6
Harrow - - - - 1
MapReduce
England

MapReduce
Top 30 Related IT Skills in London

For the 6 months to 27 August 2014, 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.

1 100 (78.74%) Hadoop
2 84 (66.14%) Big Data
3 75 (59.06%) Apache Hive
4 68 (53.54%) Java
5 48 (37.80%) Apache Cassandra
6 42 (33.07%) Scala
7 40 (31.50%) NoSQL
7 40 (31.50%) Apache Pig
7 40 (31.50%) SQL
7 40 (31.50%) Oozie
8 37 (29.13%) HBase
9 35 (27.56%) Visualisation
9 35 (27.56%) Analytics
10 34 (26.77%) Python
11 30 (23.62%) Oracle
11 30 (23.62%) HDFS
11 30 (23.62%) Cascading
12 28 (22.05%) MongoDB
13 27 (21.26%) Mahout
14 26 (20.47%) Banking
15 25 (19.69%) ETL
15 25 (19.69%) Kafka
16 24 (18.90%) R
17 20 (15.75%) Finance
17 20 (15.75%) Apache Flume
17 20 (15.75%) Sqoop
17 20 (15.75%) Netezza
18 19 (14.96%) Data Warehouse
19 18 (14.17%) Business Intelligence
19 18 (14.17%) UNIX

MapReduce
Top Related IT Skills in London by Category

For the 6 months to 27 August 2014, 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 40 (31.50%) Apache Pig
2 14 (11.02%) SAS
3 12 (9.45%) Oracle Coherence
4 5 (3.94%) Apache
5 1 (0.79%) Elasticsearch
5 1 (0.79%) Apache Solr
5 1 (0.79%) Node.js
5 1 (0.79%) Zope
Applications
1 5 (3.94%) Mathematica
2 3 (2.36%) MS Excel
3 2 (1.57%) SPSS
Cloud Services
1 17 (13.39%) Amazon EMR
2 8 (6.30%) Amazon AWS
3 7 (5.51%) GitHub
4 2 (1.57%) Amazon EC2
4 2 (1.57%) AWS Data Pipeline
5 1 (0.79%) Cloud Computing
5 1 (0.79%) Amazon S3
5 1 (0.79%) Microsoft Azure
Communications & Networking
1 2 (1.57%) LAN
1 2 (1.57%) WAN
1 2 (1.57%) Internet
1 2 (1.57%) AMQP
Database & Business Intelligence
1 100 (78.74%) Hadoop
2 84 (66.14%) Big Data
3 75 (59.06%) Apache Hive
4 48 (37.80%) Apache Cassandra
5 40 (31.50%) NoSQL
6 37 (29.13%) HBase
7 28 (22.05%) MongoDB
8 27 (21.26%) Mahout
9 20 (15.75%) Sqoop
10 19 (14.96%) Data Warehouse
11 17 (13.39%) Couchbase
12 16 (12.60%) Oracle Exadata
12 16 (12.60%) Riak
12 16 (12.60%) HCatalog
13 15 (11.81%) MarkLogic
14 11 (8.66%) Data Mining
14 11 (8.66%) MySQL
14 11 (8.66%) Impala
15 9 (7.09%) SQL Server
16 6 (4.72%) Neo4j
Development Applications
1 8 (6.30%) TeamCity
2 6 (4.72%) JIRA
3 4 (3.15%) JUnit
3 4 (3.15%) Mockito
3 4 (3.15%) Hudson
3 4 (3.15%) Maven
4 3 (2.36%) Talend Open Studio
5 2 (1.57%) Oracle Forms
5 2 (1.57%) Jasmine
5 2 (1.57%) Git (software)
General
1 26 (20.47%) Banking
2 20 (15.75%) Finance
3 14 (11.02%) Investment Banking
4 10 (7.87%) Marketing
4 10 (7.87%) Front Office
5 3 (2.36%) Financial Institution
6 2 (1.57%) Telecoms
6 2 (1.57%) Publishing
7 1 (0.79%) Pharmaceutical
Job Titles
1 53 (41.73%) Developer
2 22 (17.32%) Java Developer
3 20 (15.75%) Architect
4 16 (12.60%) Data Scientist
4 16 (12.60%) Hadoop Developer
5 12 (9.45%) Senior Developer
6 10 (7.87%) Enterprise Architect
6 10 (7.87%) Big Data Developer
7 9 (7.09%) Consultant
7 9 (7.09%) Data Analyst
7 9 (7.09%) Analyst
8 8 (6.30%) Data Consultant
9 7 (5.51%) Data Architect
9 7 (5.51%) Big Data Consultant
9 7 (5.51%) Big Data Architect
10 5 (3.94%) Insight Analyst
11 4 (3.15%) Trainer
11 4 (3.15%) Senior Big Data Developer
12 3 (2.36%) Scala Developer
12 3 (2.36%) DBA
Libraries, Frameworks & Software Standards
1 30 (23.62%) Cascading
2 25 (19.69%) Kafka
3 17 (13.39%) Spring
4 14 (11.02%) Hibernate
5 6 (4.72%) Web Services
5 6 (4.72%) RabbitMQ
6 4 (3.15%) JDBC
6 4 (3.15%) J2SE
6 4 (3.15%) HTML
6 4 (3.15%) J2EE
6 4 (3.15%) ActiveMQ
7 3 (2.36%) CSS
7 3 (2.36%) XML
7 3 (2.36%) RESTful
8 2 (1.57%) RHadoop
8 2 (1.57%) Natural Language Processing
8 2 (1.57%) Cascalog
8 2 (1.57%) .NET
8 2 (1.57%) jQuery
8 2 (1.57%) Ajax
Miscellaneous
1 35 (27.56%) Visualisation
2 17 (13.39%) Computer Science
3 10 (7.87%) Open Source
3 10 (7.87%) Mathematics
4 6 (4.72%) Statistics
5 3 (2.36%) Fixed Income
6 2 (1.57%) Neural Network
6 2 (1.57%) Physics
6 2 (1.57%) Replication
7 1 (0.79%) Linked Data
7 1 (0.79%) Data Integration
7 1 (0.79%) Semantic Web
7 1 (0.79%) Ontologies
7 1 (0.79%) IPTV
7 1 (0.79%) Clustering
Operating Systems
1 18 (14.17%) UNIX
2 17 (13.39%) Linux
3 3 (2.36%) Red Hat Enterprise Linux
4 2 (1.57%) Windows
4 2 (1.57%) Windows XP
4 2 (1.57%) Windows Server 2003
4 2 (1.57%) Windows Server 2008
5 1 (0.79%) CentOS
Processes & Methodologies
1 35 (27.56%) Analytics
2 25 (19.69%) ETL
3 18 (14.17%) Business Intelligence
4 13 (10.24%) Complex Event Processing
5 11 (8.66%) E-Commerce
5 11 (8.66%) Agile Software Development
5 11 (8.66%) Multithreading
6 10 (7.87%) TDD
6 10 (7.87%) Machine Learning
6 10 (7.87%) Low Latency
7 9 (7.09%) Statistical Modelling
8 8 (6.30%) BDD
8 8 (6.30%) Data Visualisation
8 8 (6.30%) Information Retrieval
8 8 (6.30%) Data Analysis
8 8 (6.30%) Software Engineering
8 8 (6.30%) Continuous Integration
9 6 (4.72%) Unit Testing
10 5 (3.94%) Resource Management
10 5 (3.94%) Data Management
Programming Languages
1 68 (53.54%) Java
2 42 (33.07%) Scala
3 40 (31.50%) SQL
4 34 (26.77%) Python
5 24 (18.90%) R
6 17 (13.39%) JavaScript
7 11 (8.66%) C#
8 9 (7.09%) Groovy
8 9 (7.09%) Ruby
9 8 (6.30%) MATLAB
9 8 (6.30%) Clojure
10 6 (4.72%) Bash Shell
11 4 (3.15%) Perl
12 3 (2.36%) T-SQL
13 2 (1.57%) C++
13 2 (1.57%) F#
13 2 (1.57%) Korn
14 1 (0.79%) Haskell
14 1 (0.79%) Erlang
14 1 (0.79%) Lisp
Qualifications
1 12 (9.45%) Degree
2 6 (4.72%) PhD
3 4 (3.15%) MCT
3 4 (3.15%) Microsoft Certification
4 2 (1.57%) DV Cleared
4 2 (1.57%) Security Cleared
5 1 (0.79%) CISSP
Quality Assurance & Compliance
1 3 (2.36%) QA
System Software
1 30 (23.62%) HDFS
2 20 (15.75%) Apache Flume
3 18 (14.17%) Apache ZooKeeper
4 7 (5.51%) Oracle RAC
Systems Management
1 40 (31.50%) Oozie
2 16 (12.60%) Ambari
3 3 (2.36%) Puppet
3 3 (2.36%) Opscode Chef
4 2 (1.57%) Chukwa
5 1 (0.79%) Ansible
5 1 (0.79%) Salt
Vendors
1 30 (23.62%) Oracle
2 20 (15.75%) Netezza
3 18 (14.17%) Teradata
4 15 (11.81%) Hortonworks
4 15 (11.81%) MapR
5 7 (5.51%) Google
5 7 (5.51%) Sybase
6 6 (4.72%) Microsoft
6 6 (4.72%) Cloudera
6 6 (4.72%) Greenplum
7 5 (3.94%) Vertica
8 4 (3.15%) DoubleClick
9 3 (2.36%) Informatica
9 3 (2.36%) Talend
10 2 (1.57%) Facebook
10 2 (1.57%) Twitter
10 2 (1.57%) Red Hat
10 2 (1.57%) Salesforce.com
10 2 (1.57%) Intel
10 2 (1.57%) Cisco
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