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 contractor rates offered in IT contracts that have cited MapReduce over the 3 months to 30 September 2016 with a comparison to the same period over 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.

3 months to
30 Sep 2016
Same period 2015 Same period 2014
MapReduce
Rank 160 170 191
Rank change year-on-year
+10 +21
Contract jobs citing MapReduce 12 18 20
As % of all contract IT jobs located in the City of London 0.35% 0.39% 0.34%
As % of the Processes & Methodologies category 0.40% 0.46% 0.42%
Number of daily rates quoted 11 17 15
Median daily rate £588 £575 £650
Median daily rate % change year-on-year
+2.17% -11.53%
90% offered a daily rate of more than £575 £460 £395
10% offered a daily rate of more than £650 £690 £730
UK excluding London median daily rate £507 £438 £625
% change year-on-year
+15.77% -30.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £33.55 -
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
2990 3883 4731
As % of all contract IT jobs located in the City of London 87.45% 84.25% 80.21%
Number of daily rates quoted 2390 3087 3561
Median daily rate £475 £474 £450
Median daily rate % change year-on-year
+0.21% +5.33%
90% offered a daily rate of more than £350 £313 £315
10% offered a daily rate of more than £625 £625 £625
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 21 36 52
Median hourly rate £19.92 £21.25 £21.62
Median hourly rate % change year-on-year
-6.25% -1.71%
90% offered a hourly rate of more than £12.50 £13.00 £12.50
10% offered a hourly rate of more than £50.00 £37.50 £35.60
UK excluding London median hourly rate £32.50 £34.00 £25.75
% change year-on-year
-4.41% +32.03%

MapReduce
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing MapReduce as a proportion of all IT contracts with a match in 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 30 September 2016.

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 30 September 2016, IT contractor jobs citing MapReduce also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for MapReduce.

1 13 (92.86%) Big Data
2 12 (85.71%) MongoDB
2 12 (85.71%) Linux
2 12 (85.71%) Agile Software Development
3 11 (78.57%) Scrum
3 11 (78.57%) SQL
4 10 (71.43%) Git (software)
4 10 (71.43%) BDD
5 8 (57.14%) Java
5 8 (57.14%) Hadoop
5 8 (57.14%) Apache Spark
6 7 (50.00%) Apache Cassandra
6 7 (50.00%) HBase
6 7 (50.00%) Apache
6 7 (50.00%) Python
7 6 (42.86%) JMS
7 6 (42.86%) JavaScript
7 6 (42.86%) PHP
7 6 (42.86%) HTML
7 6 (42.86%) Front Office
7 6 (42.86%) Scala
7 6 (42.86%) Continuous Integration
7 6 (42.86%) JSON
7 6 (42.86%) TDD
7 6 (42.86%) Apache ZooKeeper
7 6 (42.86%) Kafka
7 6 (42.86%) NoSQL
7 6 (42.86%) HDFS
8 5 (35.71%) DevOps
8 5 (35.71%) OAuth2

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

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 8 (57.14%) Apache Spark
2 7 (50.00%) Apache
3 5 (35.71%) Oracle Coherence
4 1 (7.14%) Apache Pig
4 1 (7.14%) Confluence
4 1 (7.14%) Elasticsearch
4 1 (7.14%) SAS
4 1 (7.14%) WebLogic
Applications
1 1 (7.14%) SPSS
Cloud Services
1 1 (7.14%) Amazon AWS
1 1 (7.14%) Cloud Computing
Communications & Networking
1 5 (35.71%) HTTP
2 1 (7.14%) AMQP
2 1 (7.14%) Internet
Database & Business Intelligence
1 13 (92.86%) Big Data
2 12 (85.71%) MongoDB
3 8 (57.14%) Hadoop
4 7 (50.00%) Apache Cassandra
4 7 (50.00%) HBase
5 6 (42.86%) NoSQL
6 5 (35.71%) CouchDB
6 5 (35.71%) Spark SQL
7 1 (7.14%) Apache Hive
7 1 (7.14%) Data Warehouse
7 1 (7.14%) Relational Database
7 1 (7.14%) Sqoop
Development Applications
1 10 (71.43%) Git (software)
2 5 (35.71%) Maven
3 1 (7.14%) Ant
3 1 (7.14%) Cucumber
3 1 (7.14%) Eclipse
3 1 (7.14%) Gradle
3 1 (7.14%) JIRA
3 1 (7.14%) JUnit
3 1 (7.14%) Mercurial
3 1 (7.14%) Subversion
3 1 (7.14%) Vagrant
General
1 6 (42.86%) Front Office
2 1 (7.14%) Finance
Job Titles
1 9 (64.29%) Developer
2 6 (42.86%) Big Data Developer
2 6 (42.86%) Java Developer
2 6 (42.86%) Scala Developer
2 6 (42.86%) Senior Developer
2 6 (42.86%) Senior Java Developer
3 5 (35.71%) Apache Spark Developer
3 5 (35.71%) Architect
3 5 (35.71%) Java Scala Developer
3 5 (35.71%) PHP Architect
3 5 (35.71%) Senior Big Data Developer
3 5 (35.71%) Senior Java Scala Developer
3 5 (35.71%) Senior Scala Developer
4 2 (14.29%) Solutions Architect
5 1 (7.14%) DV Cleared Java Developer
5 1 (7.14%) Python Developer
5 1 (7.14%) Software Architect
Libraries, Frameworks & Software Standards
1 6 (42.86%) HTML
1 6 (42.86%) JMS
1 6 (42.86%) JSON
1 6 (42.86%) Kafka
2 5 (35.71%) Akka
2 5 (35.71%) HTML5
2 5 (35.71%) OAuth2
2 5 (35.71%) REST
2 5 (35.71%) XML
3 1 (7.14%) EJB
3 1 (7.14%) Java EE
3 1 (7.14%) Spring
3 1 (7.14%) Web Services
Miscellaneous
1 5 (35.71%) Interest Rate Derivative
2 2 (14.29%) Algorithms
3 1 (7.14%) Analytical Skills
3 1 (7.14%) Enterprise Software
3 1 (7.14%) Hedge funds
3 1 (7.14%) Management Information System
3 1 (7.14%) Statistics
Operating Systems
1 12 (85.71%) Linux
2 1 (7.14%) Red Hat Enterprise Linux
2 1 (7.14%) Windows
Processes & Methodologies
1 12 (85.71%) Agile Software Development
2 11 (78.57%) Scrum
3 10 (71.43%) BDD
4 6 (42.86%) Continuous Integration
4 6 (42.86%) TDD
5 5 (35.71%) Automated Testing
5 5 (35.71%) Continuous Deployment
5 5 (35.71%) DevOps
5 5 (35.71%) Test Automation
5 5 (35.71%) Workflow
6 2 (14.29%) Analytics
6 2 (14.29%) Business Intelligence
6 2 (14.29%) OO
6 2 (14.29%) Open Source
6 2 (14.29%) Software Engineering
7 1 (7.14%) Benchmarking
7 1 (7.14%) Configuration Management
7 1 (7.14%) Data Security
7 1 (7.14%) E-Commerce
7 1 (7.14%) ETL
Programming Languages
1 11 (78.57%) SQL
2 8 (57.14%) Java
3 7 (50.00%) Python
4 6 (42.86%) JavaScript
4 6 (42.86%) PHP
4 6 (42.86%) Scala
5 5 (35.71%) Ruby
5 5 (35.71%) Shell Script
6 2 (14.29%) R
7 1 (7.14%) Go
Qualifications
1 1 (7.14%) DV Cleared
1 1 (7.14%) Security Cleared
System Software
1 6 (42.86%) Apache ZooKeeper
1 6 (42.86%) HDFS
2 1 (7.14%) Apache Flume
2 1 (7.14%) Docker
Systems Management
1 1 (7.14%) Opscode Chef
1 1 (7.14%) Puppet
Vendors
1 1 (7.14%) Atlassian
1 1 (7.14%) Google
1 1 (7.14%) Red Hat