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 4 December 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
4 Dec 2016
Same period 2015 Same period 2014
MapReduce
Rank 146 149 196
Rank change year-on-year
+3 +47
Contract jobs citing MapReduce 18 9 17
As % of all contract IT jobs located in the City of London 0.57% 0.26% 0.29%
As % of the Processes & Methodologies category 0.65% 0.31% 0.36%
Number of daily rates quoted 11 9 10
Median daily rate £650 £600 £575
Median daily rate % change year-on-year
+8.33% +4.34%
UK excluding London median daily rate £525 £588 £463
% change year-on-year
-10.63% +27.02%
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
2778 2911 4721
As % of all contract IT jobs located in the City of London 87.39% 83.94% 80.81%
Number of daily rates quoted 2207 2333 3697
Median daily rate £500 £475 £450
Median daily rate % change year-on-year
+5.26% +5.55%
90% offered a daily rate of more than £350 £310 £305
10% offered a daily rate of more than £650 £647 £625
UK excluding London median daily rate £413 £400 £385
% change year-on-year
+3.12% +3.89%
Number of hourly rates quoted 28 24 52
Median hourly rate £27.50 £25.00 £18.00
Median hourly rate % change year-on-year
+10.00% +38.88%
90% offered a hourly rate of more than £14.50 £17.40 £10.85
10% offered a hourly rate of more than £55.00 £52.20 £38.00
UK excluding London median hourly rate £31.00 £34.95 £25.00
% change year-on-year
-11.30% +39.80%

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 4 December 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 4 December 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 25 (96.15%) Big Data
2 20 (76.92%) Hadoop
3 19 (73.08%) Java
3 19 (73.08%) Apache Spark
4 18 (69.23%) MongoDB
5 17 (65.38%) Agile Software Development
5 17 (65.38%) Linux
5 17 (65.38%) HBase
6 16 (61.54%) Python
7 15 (57.69%) NoSQL
8 14 (53.85%) Apache Hive
9 13 (50.00%) SQL
10 12 (46.15%) Scrum
10 12 (46.15%) Apache Cassandra
10 12 (46.15%) Kafka
11 11 (42.31%) Scala
11 11 (42.31%) Git (software)
11 11 (42.31%) Apache
12 10 (38.46%) BDD
12 10 (38.46%) Akka
12 10 (38.46%) Apache Pig
12 10 (38.46%) HDFS
13 9 (34.62%) TDD
14 8 (30.77%) Front Office
14 8 (30.77%) Open Source
14 8 (30.77%) Relational Database
15 7 (26.92%) Hadoop YARN
15 7 (26.92%) Maven
15 7 (26.92%) Continuous Integration
15 7 (26.92%) HTML

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 19 (73.08%) Apache Spark
2 11 (42.31%) Apache
3 10 (38.46%) Apache Pig
4 5 (19.23%) Oracle Coherence
5 2 (7.69%) Apache Solr
5 2 (7.69%) Elasticsearch
6 1 (3.85%) Confluence
6 1 (3.85%) SAS
6 1 (3.85%) WebLogic
Applications
1 1 (3.85%) SPSS
Business Applications
1 1 (3.85%) SAP Oil and Gas
Cloud Services
1 4 (15.38%) Amazon AWS
2 1 (3.85%) Cloud Computing
2 1 (3.85%) Microsoft Azure
Communications & Networking
1 5 (19.23%) HTTP
2 1 (3.85%) AMQP
2 1 (3.85%) Internet
2 1 (3.85%) Kerberos
2 1 (3.85%) LDAP
Database & Business Intelligence
1 25 (96.15%) Big Data
2 20 (76.92%) Hadoop
3 18 (69.23%) MongoDB
4 17 (65.38%) HBase
5 15 (57.69%) NoSQL
6 14 (53.85%) Apache Hive
7 12 (46.15%) Apache Cassandra
8 8 (30.77%) Relational Database
9 5 (19.23%) CouchDB
9 5 (19.23%) Data Lake
9 5 (19.23%) Flink
9 5 (19.23%) PostgreSQL
9 5 (19.23%) RDBMS
9 5 (19.23%) Spark SQL
9 5 (19.23%) Sqoop
10 3 (11.54%) Neo4j
10 3 (11.54%) SQL Server
11 2 (7.69%) Data Warehouse
12 1 (3.85%) QlikView
12 1 (3.85%) Text Mining
Development Applications
1 11 (42.31%) Git (software)
2 7 (26.92%) Maven
3 3 (11.54%) JUnit
4 2 (7.69%) Ant
4 2 (7.69%) Eclipse
4 2 (7.69%) Gradle
4 2 (7.69%) Mockito
4 2 (7.69%) Talend Open Studio
5 1 (3.85%) Cucumber
5 1 (3.85%) Hudson
5 1 (3.85%) Jenkins
5 1 (3.85%) JIRA
5 1 (3.85%) Mercurial
5 1 (3.85%) Subversion
5 1 (3.85%) Vagrant
General
1 8 (30.77%) Front Office
2 6 (23.08%) Banking
2 6 (23.08%) Finance
3 3 (11.54%) Marketing
4 1 (3.85%) Advertising
4 1 (3.85%) Electronics
4 1 (3.85%) Manufacturing
4 1 (3.85%) Retail
4 1 (3.85%) Telecoms
Job Titles
1 10 (38.46%) Developer
2 9 (34.62%) Java Developer
3 8 (30.77%) Architect
4 7 (26.92%) Big Data Developer
4 7 (26.92%) Senior Developer
4 7 (26.92%) Senior Java Developer
5 6 (23.08%) Apache Spark Developer
5 6 (23.08%) Java Scala Developer
5 6 (23.08%) Scala Developer
6 5 (19.23%) PHP Architect
6 5 (19.23%) Senior Big Data Developer
6 5 (19.23%) Senior Java Scala Developer
6 5 (19.23%) Senior Scala Developer
7 4 (15.38%) Data Engineer
8 3 (11.54%) Analyst
8 3 (11.54%) Big Data Engineer
8 3 (11.54%) Solutions Architect
8 3 (11.54%) Technical Analyst
9 2 (7.69%) Data Architect
9 2 (7.69%) Java Engineer
Libraries, Frameworks & Software Standards
1 12 (46.15%) Kafka
2 10 (38.46%) Akka
3 7 (26.92%) HTML
3 7 (26.92%) JMS
4 6 (23.08%) JSON
4 6 (23.08%) XML
5 5 (19.23%) HTML5
5 5 (19.23%) OAuth2
5 5 (19.23%) REST
6 4 (15.38%) Web Services
7 3 (11.54%) Spring
8 2 (7.69%) AngularJS
8 2 (7.69%) Cascading
8 2 (7.69%) Drools
8 2 (7.69%) EJB
8 2 (7.69%) Java EE
9 1 (3.85%) .NET
9 1 (3.85%) CSS
9 1 (3.85%) Natural Language Processing
9 1 (3.85%) XSLT
Miscellaneous
1 6 (23.08%) Algorithms
2 5 (19.23%) Interest Rate Derivative
3 3 (11.54%) Mathematics
3 3 (11.54%) Statistics
4 1 (3.85%) Clustering
4 1 (3.85%) Computer Science
4 1 (3.85%) Management Information System
4 1 (3.85%) Neural Network
4 1 (3.85%) Visualisation
Operating Systems
1 17 (65.38%) Linux
2 2 (7.69%) Red Hat Enterprise Linux
2 2 (7.69%) Unix
2 2 (7.69%) Windows
Processes & Methodologies
1 17 (65.38%) Agile Software Development
2 12 (46.15%) Scrum
3 10 (38.46%) BDD
4 9 (34.62%) TDD
5 8 (30.77%) Open Source
6 7 (26.92%) Continuous Integration
7 6 (23.08%) Analytics
7 6 (23.08%) DevOps
8 5 (19.23%) Automated Testing
8 5 (19.23%) Continuous Deployment
8 5 (19.23%) ETL
8 5 (19.23%) Test Automation
8 5 (19.23%) Workflow
9 3 (11.54%) Configuration Management
10 2 (7.69%) Business Intelligence
10 2 (7.69%) High Availability
10 2 (7.69%) OO
10 2 (7.69%) SDLC
10 2 (7.69%) Search Engine Marketing
10 2 (7.69%) Unit Testing
Programming Languages
1 19 (73.08%) Java
2 16 (61.54%) Python
3 13 (50.00%) SQL
4 11 (42.31%) Scala
5 6 (23.08%) JavaScript
5 6 (23.08%) PHP
5 6 (23.08%) Shell Script
6 5 (19.23%) R
6 5 (19.23%) Ruby
7 4 (15.38%) MATLAB
8 2 (7.69%) Perl
9 1 (3.85%) Bash Shell
9 1 (3.85%) C#
9 1 (3.85%) C++
9 1 (3.85%) Go
9 1 (3.85%) VB.NET
Qualifications
1 4 (15.38%) PhD
2 3 (11.54%) Degree
3 2 (7.69%) DV Cleared
3 2 (7.69%) Security Cleared
Quality Assurance & Compliance
1 1 (3.85%) QA
System Software
1 10 (38.46%) HDFS
2 5 (19.23%) Apache ZooKeeper
3 2 (7.69%) Apache Flume
Systems Management
1 7 (26.92%) Hadoop YARN
2 3 (11.54%) Oozie
3 2 (7.69%) Puppet
4 1 (3.85%) Ansible
4 1 (3.85%) Opscode Chef
Vendors
1 6 (23.08%) Hortonworks
2 4 (15.38%) Tableau
3 3 (11.54%) Microsoft
4 2 (7.69%) Red Hat
4 2 (7.69%) Talend
4 2 (7.69%) Teradata
5 1 (3.85%) Atlassian
5 1 (3.85%) Google
5 1 (3.85%) MapR
5 1 (3.85%) Oracle
5 1 (3.85%) SAP
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