MapReduce Contracts in the City of London
 
Demand Trend Daily Rate Trend Daily Rate Histogram Related Skills

The first table below looks at the demand 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 17 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Application Development category for the City of London region.

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
17 May 2013		 Same period 2012 Same period 2011
MapReduce
Rank 182 210 -
Rank change year-on-year
+28 -
Contract jobs citing MapReduce 19 3 0
As % of all contract IT jobs located in the City of London 0.302% 0.039% -
As % of the Application Development category 1.058% 0.154% -
Number of daily rates quoted 18 3 0
Average daily rate £513 £500 -
Average daily rate % change year-on-year
+2.55% -
UK excluding London average daily rate - - -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
All Application Development
City of London
Contract IT job ads with a match in the
Application Development category		 1796 1946 2721
As % of all contract IT jobs located in the City of London 28.53% 25.01% 27.65%
Number of daily rates quoted 1418 1430 2105
Average daily rate £410 £425 £500
Average daily rate % change year-on-year
-3.52% -15.00%
90% offered a daily rate of more than £300 £288 £313
10% offered a daily rate of more than £575 £600 £650
UK excluding London average daily rate £325 £325 £325
Number of hourly rates quoted 26 27 21
Average hourly rate £41.75 £25.00 £45.00
Average hourly rate % change year-on-year
+67.00% -44.44%
90% offered a hourly rate of more than £27.50 £15.00 £16.00
10% offered a hourly rate of more than £135.00 £45.00 £125.00
UK excluding London average hourly rate £35.00 £32.00 £36.50
% change year-on-year
+9.37% -12.32%
MapReduce
London

MapReduce
Jobs Demand Trend

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 Application Development category.

City of London MapReduce Jobs Demand Trend

MapReduce
Daily Rate Trend

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

City of London MapReduce Daily Rate Trend

MapReduce
Daily Rate Histogram

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 17 May 2013.

City of London MapReduce Daily Rate Histogram

MapReduce
Top 30 Related IT Skills

For the 6 months to 17 May 2013, 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 43 (100.00%) Hadoop
2 39 (90.70%) Big Data
3 31 (72.09%) Apache Hive
3 31 (72.09%) Java
4 30 (69.77%) Apache Cassandra
5 28 (65.12%) Apache Pig
6 25 (58.14%) HBase
7 24 (55.81%) NoSQL
8 21 (48.84%) SQL
8 21 (48.84%) Analytics
9 19 (44.19%) Mahout
10 18 (41.86%) MongoDB
11 17 (39.53%) Data Mining
11 17 (39.53%) TDD
11 17 (39.53%) Software Engineering
12 16 (37.21%) Data Analysis
12 16 (37.21%) Data Modelling
12 16 (37.21%) Social Network
13 15 (34.88%) Mathematics
13 15 (34.88%) Physics
13 15 (34.88%) Computer Science
13 15 (34.88%) Scrum
14 13 (30.23%) Python
14 13 (30.23%) Linux
15 10 (23.26%) SQL Server
15 10 (23.26%) Finance
15 10 (23.26%) RDBMS
15 10 (23.26%) Machine Learning
16 9 (20.93%) Business Analysis
16 9 (20.93%) Data Integration

MapReduce
Top Related IT Skills by Category

For the 6 months to 17 May 2013, 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 Development
1 6 (13.95%) ASP
2 5 (11.63%) Web Services
2 5 (11.63%) RESTful
3 4 (9.302%) Java EE
3 4 (9.302%) J2EE
4 2 (4.651%) XML
4 2 (4.651%) Spring
5 1 (2.326%) JSON
5 1 (2.326%) .NET
5 1 (2.326%) SOAP
Application Platforms
1 28 (65.12%) Apache Pig
2 9 (20.93%) Apache
3 6 (13.95%) SAS
3 6 (13.95%) Amazon EC2
3 6 (13.95%) Amazon AWS
4 5 (11.63%) Windows Azure
5 1 (2.326%) Google App Engine
5 1 (2.326%) OpenStack
5 1 (2.326%) Kafka
Applications
1 6 (13.95%) SPSS
Communications & Networking
1 9 (20.93%) HTTP
2 1 (2.326%) Internet
Database & Business Intelligence
1 43 (100.00%) Hadoop
2 39 (90.70%) Big Data
3 31 (72.09%) Apache Hive
4 30 (69.77%) Apache Cassandra
5 25 (58.14%) HBase
6 24 (55.81%) NoSQL
7 19 (44.19%) Mahout
8 18 (41.86%) MongoDB
9 17 (39.53%) Data Mining
10 10 (23.26%) RDBMS
10 10 (23.26%) SQL Server
11 9 (20.93%) OLAP
12 6 (13.95%) Data Warehouse
13 5 (11.63%) SQL Server Integration Services
13 5 (11.63%) SQL Server Analysis Services
14 4 (9.302%) Redis
15 3 (6.977%) MySQL
16 2 (4.651%) CouchDB
16 2 (4.651%) MarkLogic
17 1 (2.326%) Hypertable
Development Applications
1 4 (9.302%) JUnit
2 2 (4.651%) Git (software)
3 1 (2.326%) Mercurial
3 1 (2.326%) Gerrit
3 1 (2.326%) Subversion
General
1 10 (23.26%) Finance
2 5 (11.63%) Banking
3 2 (4.651%) Investment Banking
Job Titles
1 24 (55.81%) Developer
2 9 (20.93%) Data Scientist
2 9 (20.93%) Hadoop Developer
3 8 (18.60%) Research Engineer
4 7 (16.28%) Data Architect
4 7 (16.28%) Architect
5 6 (13.95%) Java Developer
6 3 (6.977%) Software Engineer
6 3 (6.977%) Research Scientist
7 2 (4.651%) Project Manager
7 2 (4.651%) Data Analyst
7 2 (4.651%) Analyst
8 1 (2.326%) Consultant
8 1 (2.326%) Business Analyst
8 1 (2.326%) Software Developer
8 1 (2.326%) Data Warehouse Developer
8 1 (2.326%) IT Project Manager
8 1 (2.326%) Data Manager
8 1 (2.326%) Business Intelligence Analyst
8 1 (2.326%) Finance Project Manager
Miscellaneous
1 16 (37.21%) Social Network
2 15 (34.88%) Mathematics
2 15 (34.88%) Physics
2 15 (34.88%) Computer Science
3 10 (23.26%) Machine Learning
4 9 (20.93%) Data Integration
5 7 (16.28%) Grid Computing
6 6 (13.95%) Neural Network
6 6 (13.95%) Statistics
6 6 (13.95%) Cloud Computing
6 6 (13.95%) Visualisation
7 5 (11.63%) Social Media
8 4 (9.302%) Heroku
9 1 (2.326%) Open Source
9 1 (2.326%) Smart Meter
Operating Systems
1 13 (30.23%) Linux
2 5 (11.63%) Windows
3 4 (9.302%) UNIX
Processes & Methodologies
1 21 (48.84%) Analytics
2 17 (39.53%) Software Engineering
2 17 (39.53%) TDD
3 16 (37.21%) Data Analysis
3 16 (37.21%) Data Modelling
4 15 (34.88%) Scrum
5 9 (20.93%) Business Analysis
6 8 (18.60%) ETL
7 6 (13.95%) Predictive Modelling
8 5 (11.63%) Agile Software Development
8 5 (11.63%) Big Data Analytics
9 4 (9.302%) OO
9 4 (9.302%) BDD
9 4 (9.302%) Technical Architecture
9 4 (9.302%) Kanban
10 3 (6.977%) Data Migration
10 3 (6.977%) Migration
11 2 (4.651%) Demand Management
11 2 (4.651%) Business Intelligence
12 1 (2.326%) RDF
Programming Languages
1 31 (72.09%) Java
2 21 (48.84%) SQL
3 13 (30.23%) Python
4 8 (18.60%) C++
5 7 (16.28%) Scala
6 6 (13.95%) R
7 4 (9.302%) C#
7 4 (9.302%) JavaScript
8 2 (4.651%) Perl
9 1 (2.326%) PHP
9 1 (2.326%) Ruby
9 1 (2.326%) Bash shell
9 1 (2.326%) Clojure
Qualifications
1 8 (18.60%) Degree
2 6 (13.95%) PhD
System Software
1 1 (2.326%) Apache ZooKeeper
Systems Management
1 2 (4.651%) Splunk
Vendors
1 6 (13.95%) Oracle
1 6 (13.95%) Hortonworks
1 6 (13.95%) Cloudera
2 5 (11.63%) Vertica
3 4 (9.302%) Rackspace
4 1 (2.326%) Business Objects
4 1 (2.326%) Microsoft
4 1 (2.326%) EMC
4 1 (2.326%) Google
4 1 (2.326%) Greenplum
Senior Java Developer Cassandra or Hadoop 12 months+
City, London
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Posted: 16 May 2013
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