MapReduce Contracts in London
 
Demand Trend Daily Rate Trend Daily Rate Histogram Job Locations Related Skills

The first table below looks at the demand 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 21 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 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
21 May 2013		 Same period 2012 Same period 2011
MapReduce
Rank 361 394 428
Rank change year-on-year
+33 +34
Contract jobs citing MapReduce 28 11 2
As % of all contract IT jobs located in London 0.127% 0.041% 0.007%
As % of the Application Development category 0.438% 0.145% 0.021%
Number of daily rates quoted 24 11 0
Average daily rate £513 £450 -
Average daily rate % change year-on-year
+13.94% -
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
London
Contract IT job ads with a match in the
Application Development category		 6388 7563 9347
As % of all contract IT jobs located in London 29.00% 28.03% 30.47%
Number of daily rates quoted 4622 4989 6271
Average daily rate £406 £400 £450
Average daily rate % change year-on-year
+1.56% -11.11%
90% offered a daily rate of more than £285 £280 £275
10% offered a daily rate of more than £575 £575 £600
UK excluding London average daily rate £325 £325 £325
Number of hourly rates quoted 90 106 133
Average hourly rate £41.50 £33.75 £35.00
Average hourly rate % change year-on-year
+22.96% -3.57%
90% offered a hourly rate of more than £19.00 £15.45 £17.20
10% offered a hourly rate of more than £54.00 £47.50 £55.00
UK excluding London average hourly rate £35.00 £32.00 £36.50
% change year-on-year
+9.37% -12.32%
MapReduce
England

MapReduce
Jobs Demand Trend

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 Application Development category.

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 London region.

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 London region over the 3 months to 21 May 2013.

London MapReduce Daily Rate Histogram

MapReduce
Contract Locations

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 21 May 2013. 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
(Click each for more statistics)		 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
City of London +31 20 £501 +0.10%
MapReduce
England

MapReduce
Top 30 Related IT Skills

For the 6 months to 21 May 2013, 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 67 (97.10%) Hadoop
2 63 (91.30%) Big Data
3 51 (73.91%) Apache Hive
3 51 (73.91%) Java
4 48 (69.57%) Apache Pig
5 45 (65.22%) Apache Cassandra
6 38 (55.07%) NoSQL
7 34 (49.28%) HBase
8 27 (39.13%) Mahout
9 25 (36.23%) Analytics
10 24 (34.78%) MongoDB
11 23 (33.33%) TDD
12 22 (31.88%) SQL
13 21 (30.43%) Data Analysis
14 20 (28.99%) Software Engineering
15 19 (27.54%) Social Network
15 19 (27.54%) Scrum
16 18 (26.09%) Data Modelling
16 18 (26.09%) Python
16 18 (26.09%) Computer Science
17 17 (24.64%) Mathematics
17 17 (24.64%) Physics
17 17 (24.64%) Scala
17 17 (24.64%) Data Mining
18 16 (23.19%) Linux
19 15 (21.74%) Machine Learning
20 13 (18.84%) Apache
21 12 (17.39%) SQL Server
21 12 (17.39%) ETL
21 12 (17.39%) Data Integration

MapReduce
Top Related IT Skills by Category

For the 6 months to 21 May 2013, 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 Development
1 10 (14.49%) Web Services
1 10 (14.49%) Spring
2 7 (10.14%) RESTful
3 6 (8.696%) ASP
3 6 (8.696%) Java EE
4 5 (7.246%) Spring Batch
4 5 (7.246%) J2EE
5 3 (4.348%) XML
6 2 (2.899%) CSS
6 2 (2.899%) SOAP
6 2 (2.899%) HTML
6 2 (2.899%) Hibernate
6 2 (2.899%) JSON
7 1 (1.449%) Sphinx
7 1 (1.449%) Ajax
7 1 (1.449%) Lucene
7 1 (1.449%) HTML5
7 1 (1.449%) .NET
Application Platforms
1 48 (69.57%) Apache Pig
2 13 (18.84%) Apache
3 11 (15.94%) Amazon AWS
4 8 (11.59%) SAS
5 7 (10.14%) Amazon EC2
6 5 (7.246%) Windows Azure
7 3 (4.348%) Amazon EMR
8 2 (2.899%) Amazon S3
8 2 (2.899%) Apache Solr
8 2 (2.899%) Kafka
9 1 (1.449%) OpenStack
9 1 (1.449%) RabbitMQ
9 1 (1.449%) Oracle Coherence
9 1 (1.449%) Google App Engine
9 1 (1.449%) Tomcat
Applications
1 8 (11.59%) SPSS
Communications & Networking
1 10 (14.49%) HTTP
2 1 (1.449%) Internet
Database & Business Intelligence
1 67 (97.10%) Hadoop
2 63 (91.30%) Big Data
3 51 (73.91%) Apache Hive
4 45 (65.22%) Apache Cassandra
5 38 (55.07%) NoSQL
6 34 (49.28%) HBase
7 27 (39.13%) Mahout
8 24 (34.78%) MongoDB
9 17 (24.64%) Data Mining
10 12 (17.39%) SQL Server
11 11 (15.94%) Data Warehouse
12 10 (14.49%) RDBMS
13 9 (13.04%) OLAP
14 7 (10.14%) SQL Server Integration Services
14 7 (10.14%) SQL Server Analysis Services
15 6 (8.696%) Redis
16 4 (5.797%) MySQL
17 3 (4.348%) CouchDB
18 2 (2.899%) Hypertable
18 2 (2.899%) Sqoop
Development Applications
1 6 (8.696%) JUnit
2 3 (4.348%) Git (software)
3 2 (2.899%) Talend Open Studio
3 2 (2.899%) Mercurial
3 2 (2.899%) Subversion
3 2 (2.899%) Maven
4 1 (1.449%) Gerrit
4 1 (1.449%) Selenium
4 1 (1.449%) JBehave
General
1 10 (14.49%) Finance
2 5 (7.246%) Banking
3 2 (2.899%) Investment Banking
4 1 (1.449%) Front Office
Job Titles
1 40 (57.97%) Developer
2 17 (24.64%) Java Developer
3 12 (17.39%) Hadoop Developer
4 11 (15.94%) Data Scientist
5 9 (13.04%) Data Architect
5 9 (13.04%) Architect
6 8 (11.59%) Research Engineer
7 5 (7.246%) Software Engineer
8 4 (5.797%) Analyst
8 4 (5.797%) Data Analyst
9 3 (4.348%) Research Scientist
9 3 (4.348%) Business Intelligence Analyst
10 2 (2.899%) Consultant
10 2 (2.899%) Senior Software Engineer
10 2 (2.899%) Project Manager
11 1 (1.449%) Research Analyst
11 1 (1.449%) Finance Project Manager
11 1 (1.449%) Business Data Analyst
11 1 (1.449%) Business Intelligence Architect
11 1 (1.449%) Software Developer
Miscellaneous
1 19 (27.54%) Social Network
2 18 (26.09%) Computer Science
3 17 (24.64%) Mathematics
3 17 (24.64%) Physics
4 15 (21.74%) Machine Learning
5 12 (17.39%) Data Integration
6 9 (13.04%) Open Source
7 8 (11.59%) Statistics
7 8 (11.59%) Grid Computing
8 7 (10.14%) Social Media
8 7 (10.14%) Cloud Computing
9 6 (8.696%) Neural Network
9 6 (8.696%) Visualisation
10 5 (7.246%) Heroku
11 4 (5.797%) Smart Meter
12 1 (1.449%) Derivative
12 1 (1.449%) Fixed Income
12 1 (1.449%) Client/Server
Operating Systems
1 16 (23.19%) Linux
2 7 (10.14%) UNIX
3 5 (7.246%) Windows
Processes & Methodologies
1 25 (36.23%) Analytics
2 23 (33.33%) TDD
3 21 (30.43%) Data Analysis
4 20 (28.99%) Software Engineering
5 19 (27.54%) Scrum
6 18 (26.09%) Data Modelling
7 12 (17.39%) ETL
8 11 (15.94%) Business Analysis
9 6 (8.696%) Migration
9 6 (8.696%) Data Migration
9 6 (8.696%) Predictive Modelling
10 5 (7.246%) BDD
10 5 (7.246%) Big Data Analytics
10 5 (7.246%) Agile Software Development
10 5 (7.246%) Kanban
10 5 (7.246%) Business Intelligence
11 4 (5.797%) OO
11 4 (5.797%) CRM
11 4 (5.797%) Technical Architecture
12 3 (4.348%) Cost-Benefit Analysis
Programming Languages
1 51 (73.91%) Java
2 22 (31.88%) SQL
3 18 (26.09%) Python
4 17 (24.64%) Scala
5 10 (14.49%) C++
6 8 (11.59%) R
7 6 (8.696%) Ruby
8 5 (7.246%) C#
8 5 (7.246%) JavaScript
9 3 (4.348%) Perl
10 2 (2.899%) PHP
11 1 (1.449%) Clojure
11 1 (1.449%) Bash shell
11 1 (1.449%) C
Qualifications
1 10 (14.49%) Degree
2 8 (11.59%) PhD
System Software
1 2 (2.899%) Apache ZooKeeper
Systems Management
1 2 (2.899%) Splunk
Vendors
1 10 (14.49%) Oracle
2 7 (10.14%) Vertica
2 7 (10.14%) Hortonworks
2 7 (10.14%) Cloudera
3 4 (5.797%) Rackspace
4 2 (2.899%) Informatica
4 2 (2.899%) Greenplum
4 2 (2.899%) Talend
4 2 (2.899%) Twitter
5 1 (1.449%) Google
5 1 (1.449%) Netezza
5 1 (1.449%) Teradata
5 1 (1.449%) EMC
5 1 (1.449%) Microsoft
5 1 (1.449%) Business Objects
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