The table below looks at the statistics for MapReduce skills in IT contracts advertised for the City of London region. Included is a guide to the average contractor rates offered in IT contracts that have cited MapReduce over the 3 months to 1 September 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
1 Sep 2014
Same period 2013 Same period 2012
MapReduce
Rank 186 202 212
Rank change year-on-year
+16 +10
Contract jobs citing MapReduce 19 20 8
As % of all contract IT jobs located in the City of London 0.32% 0.27% 0.10%
As % of the Processes & Methodologies category 0.43% 0.36% 0.14%
Number of daily rates quoted 16 20 5
Average daily rate
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of your Daily Rate
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£625 £500 £500
Average daily rate % change year-on-year
+25.00% -
90% offered a daily rate of more than £375 £421 £434
10% offered a daily rate of more than £725 £655 £560
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
London

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

Processes & Methodologies Category
City of London
Contract IT job ads with a match in the
Processes & Methodologies category
4453 5577 5872
As % of all contract IT jobs located in the City of London 75.30% 75.96% 75.07%
Number of daily rates quoted 3299 4161 4372
Average daily rate £450 £450 £450
90% offered a daily rate of more than £320 £313 £300
10% offered a daily rate of more than £625 £600 £625
UK excluding London average daily rate £375 £370 £360
% change year-on-year
+1.35% +2.77%
Number of hourly rates quoted 40 70 87
Average hourly rate £22.44 £22.50 £31.50
Average hourly rate % change year-on-year
-0.27% -28.57%
90% offered a hourly rate of more than £16.00 £14.80 £15.70
10% offered a hourly rate of more than £35.00 £57.50 £50.50
UK excluding London average hourly rate £26.50 £30.00 £31.00
% change year-on-year
-11.66% -3.22%

MapReduce
Jobs Demand Trend in the City of London

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

MapReduce Jobs Demand Trend in the City of London

MapReduce
Daily Rate Trend in the City of London

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

MapReduce Daily Rate Trend in the City of London

MapReduce
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing MapReduce across the City of London region over the 3 months to 1 September 2014.

MapReduce Daily Rate Histogram in the City of London

MapReduce
Top 30 Related IT Skills in the City of London

For the 6 months to 1 September 2014, IT contractor jobs across the City of 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 27 (77.14%) Java
2 25 (71.43%) Hadoop
3 23 (65.71%) Big Data
4 13 (37.14%) Apache Hive
5 11 (31.43%) Apache Pig
5 11 (31.43%) Oracle
6 10 (28.57%) Spring
7 9 (25.71%) Hibernate
7 9 (25.71%) SQL
7 9 (25.71%) Python
8 8 (22.86%) Banking
8 8 (22.86%) Scala
9 7 (20.00%) Investment Banking
9 7 (20.00%) UNIX
9 7 (20.00%) Oozie
10 6 (17.14%) Low Latency
10 6 (17.14%) Front Office
10 6 (17.14%) Finance
10 6 (17.14%) Oracle Coherence
10 6 (17.14%) Unit Testing
10 6 (17.14%) Multithreading
10 6 (17.14%) Mahout
10 6 (17.14%) Analytics
11 5 (14.29%) Apache Cassandra
11 5 (14.29%) ETL
11 5 (14.29%) HDFS
11 5 (14.29%) Cascading
12 4 (11.43%) Business Intelligence
12 4 (11.43%) Microsoft
12 4 (11.43%) Microsoft Certification

MapReduce
Top Related IT Skills in the City of London by Category

For the 6 months to 1 September 2014, IT contractor jobs across the City of 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 11 (31.43%) Apache Pig
2 6 (17.14%) Oracle Coherence
3 3 (8.57%) Apache
4 2 (5.71%) SAS
Cloud Services
1 3 (8.57%) Amazon EMR
2 2 (5.71%) AWS Data Pipeline
2 2 (5.71%) Amazon AWS
3 1 (2.86%) GitHub
Database & Business Intelligence
1 25 (71.43%) Hadoop
2 23 (65.71%) Big Data
3 13 (37.14%) Apache Hive
4 6 (17.14%) Mahout
5 5 (14.29%) Apache Cassandra
6 4 (11.43%) NoSQL
7 2 (5.71%) Neo4j
7 2 (5.71%) Data Warehouse
7 2 (5.71%) Amazon Redshift
8 1 (2.86%) HCatalog
8 1 (2.86%) Impala
8 1 (2.86%) Azkaban
8 1 (2.86%) Sqoop
8 1 (2.86%) MySQL
8 1 (2.86%) MongoDB
8 1 (2.86%) HBase
Development Applications
1 3 (8.57%) TeamCity
2 2 (5.71%) Jasmine
3 1 (2.86%) Mockito
3 1 (2.86%) Hudson
3 1 (2.86%) JUnit
3 1 (2.86%) Maven
3 1 (2.86%) JIRA
General
1 8 (22.86%) Banking
2 7 (20.00%) Investment Banking
3 6 (17.14%) Front Office
3 6 (17.14%) Finance
4 2 (5.71%) Marketing
5 1 (2.86%) Telecoms
Job Titles
1 19 (54.29%) Developer
2 11 (31.43%) Java Developer
3 5 (14.29%) Consultant
3 5 (14.29%) Senior Developer
4 4 (11.43%) Trainer
4 4 (11.43%) Data Scientist
4 4 (11.43%) Big Data Developer
4 4 (11.43%) Big Data Consultant
4 4 (11.43%) Data Consultant
5 2 (5.71%) C# Programmer
5 2 (5.71%) C# .NET Developer
5 2 (5.71%) .NET Programmer
5 2 (5.71%) Scala Developer
5 2 (5.71%) Hadoop Developer
5 2 (5.71%) .NET Developer
5 2 (5.71%) C# Developer
5 2 (5.71%) Analyst
5 2 (5.71%) Programmer
5 2 (5.71%) Data Analyst
6 1 (2.86%) Data Architect
Libraries, Frameworks & Software Standards
1 10 (28.57%) Spring
2 9 (25.71%) Hibernate
3 5 (14.29%) Cascading
4 3 (8.57%) J2EE
5 2 (5.71%) Web Services
5 2 (5.71%) XML
5 2 (5.71%) Ajax
5 2 (5.71%) JSON
5 2 (5.71%) Spring MVC
5 2 (5.71%) jQuery
5 2 (5.71%) RESTful
5 2 (5.71%) Natural Language Processing
5 2 (5.71%) .NET
6 1 (2.86%) ActiveMQ
6 1 (2.86%) J2SE
6 1 (2.86%) JDBC
Miscellaneous
1 3 (8.57%) Visualisation
2 1 (2.86%) Fixed Income
Operating Systems
1 7 (20.00%) UNIX
2 1 (2.86%) Linux
Processes & Methodologies
1 6 (17.14%) Unit Testing
1 6 (17.14%) Multithreading
1 6 (17.14%) Analytics
1 6 (17.14%) Low Latency
2 5 (14.29%) ETL
3 4 (11.43%) Business Intelligence
3 4 (11.43%) RAD
3 4 (11.43%) TDD
3 4 (11.43%) Statistical Modelling
4 3 (8.57%) Machine Learning
4 3 (8.57%) Big Data Analytics
4 3 (8.57%) E-Commerce
4 3 (8.57%) Data Modelling
5 2 (5.71%) Agile Software Development
5 2 (5.71%) MVC
5 2 (5.71%) Data Architecture
5 2 (5.71%) Continuous Integration
5 2 (5.71%) Quantitative Analysis
5 2 (5.71%) BDD
5 2 (5.71%) Business Transformation
Programming Languages
1 27 (77.14%) Java
2 9 (25.71%) SQL
2 9 (25.71%) Python
3 8 (22.86%) Scala
4 4 (11.43%) R
5 3 (8.57%) JavaScript
5 3 (8.57%) C#
6 2 (5.71%) F#
7 1 (2.86%) Perl
7 1 (2.86%) Shell Script
7 1 (2.86%) MATLAB
7 1 (2.86%) Ruby
7 1 (2.86%) Groovy
7 1 (2.86%) Clojure
Qualifications
1 4 (11.43%) MCT
1 4 (11.43%) Microsoft Certification
2 2 (5.71%) PhD
3 1 (2.86%) Degree
Quality Assurance & Compliance
1 1 (2.86%) QA
System Software
1 5 (14.29%) HDFS
Systems Management
1 7 (20.00%) Oozie
Vendors
1 11 (31.43%) Oracle
2 4 (11.43%) Microsoft
2 4 (11.43%) Cloudera
3 2 (5.71%) Facebook
3 2 (5.71%) Twitter
3 2 (5.71%) SAP
3 2 (5.71%) Salesforce.com
3 2 (5.71%) Teradata
4 1 (2.86%) DoubleClick
4 1 (2.86%) Google
4 1 (2.86%) Netezza
4 1 (2.86%) Greenplum
4 1 (2.86%) Cognos
4 1 (2.86%) Sybase
4 1 (2.86%) Business Objects
4 1 (2.86%) Vertica
4 1 (2.86%) MicroStrategy