The table below looks at the statistics for MapReduce skills in IT jobs advertised for the City of London region. Included is a guide to the average salaries offered in IT jobs that have cited MapReduce over the 3 months to 29 August 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
29 Aug 2014
Same period 2013 Same period 2012
MapReduce
Rank 274 300 323
Rank change year-on-year
+26 +23
Permanent jobs citing MapReduce 52 22 18
As % of all permanent IT jobs located in the City of London 0.44% 0.19% 0.14%
As % of the Processes & Methodologies category 0.54% 0.23% 0.18%
Number of salaries quoted 51 22 17
Average salary £65,000 £65,000 £55,000
Average salary % change year-on-year
- +18.18%
90% offered a salary of more than £50,000 £55,000 £36,700
10% offered a salary of more than £90,000 £90,000 £67,000
UK excluding London average salary £70,000 £50,000 £67,500
% change year-on-year
+40.00% -25.92%
MapReduce
London

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

Processes & Methodologies Category
City of London
Permanent IT job ads with a match in the
Processes & Methodologies category
9631 9563 10174
As % of all permanent IT jobs located in the City of London 81.10% 80.85% 79.06%
Number of salaries quoted 7983 8425 9281
Average salary £55,000 £55,000 £55,000
90% offered a salary of more than £37,500 £37,500 £35,000
10% offered a salary of more than £80,000 £80,000 £80,000
UK excluding London average salary £42,500 £41,000 £40,000
% change year-on-year
+3.65% +2.50%

MapReduce
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of permanent IT 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
Salary Trend in the City of London

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

MapReduce Salary Trend in the City of London

MapReduce
Salary Histogram in the City of London

This chart provides a salary histogram for IT jobs citing MapReduce across the City of London region over the 3 months to 29 August 2014.

MapReduce Salary Histogram in the City of London

MapReduce
Top 30 Related IT Skills in the City of London

For the 6 months to 29 August 2014, IT 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 IT job ads sampled that cited MapReduce.

1 121 (90.98%) Java
2 115 (86.47%) Hadoop
3 104 (78.20%) Big Data
4 68 (51.13%) Computer Science
5 62 (46.62%) Scala
6 59 (44.36%) R
6 59 (44.36%) Analytics
7 51 (38.35%) Mathematics
8 48 (36.09%) Mahout
9 47 (35.34%) PhD
10 44 (33.08%) NoSQL
11 42 (31.58%) Apache Hive
12 41 (30.83%) MATLAB
13 38 (28.57%) Cascading
14 37 (27.82%) Information Retrieval
14 37 (27.82%) Physics
15 33 (24.81%) TDD
15 33 (24.81%) HTML
15 33 (24.81%) CSS
15 33 (24.81%) REST
16 32 (24.06%) JavaScript
17 28 (21.05%) Linux
17 28 (21.05%) HBase
18 25 (18.80%) Degree
19 24 (18.05%) Statistics
19 24 (18.05%) SQL
20 21 (15.79%) SOA
20 21 (15.79%) Continuous Integration
21 20 (15.04%) Data Analysis
22 19 (14.29%) Marketing

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

For the 6 months to 29 August 2014, IT 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 IT job ads sampled that cited MapReduce. Up to 20 skills are shown per category.

Application Platforms
1 10 (7.52%) Apache Pig
2 6 (4.51%) SAS
3 4 (3.01%) Apache
3 4 (3.01%) Oracle Coherence
4 2 (1.50%) GlassFish
4 2 (1.50%) Confluence
4 2 (1.50%) Tomcat
4 2 (1.50%) Oracle HTTP Server
4 2 (1.50%) GemFire
4 2 (1.50%) Apache ServiceMix
5 1 (0.75%) Elasticsearch
5 1 (0.75%) Node.js
5 1 (0.75%) Apache Solr
Applications
1 4 (3.01%) MS Excel
1 4 (3.01%) CPLEX
2 2 (1.50%) SPSS
3 1 (0.75%) Weka
Cloud Services
1 13 (9.77%) Amazon AWS
2 12 (9.02%) Cloud Computing
3 3 (2.26%) Amazon EMR
4 2 (1.50%) Amazon EC2
5 1 (0.75%) Amazon S3
5 1 (0.75%) SaaS
Communications & Networking
1 8 (6.02%) LAN
1 8 (6.02%) WAN
2 7 (5.26%) Internet
3 2 (1.50%) OpenLDAP
3 2 (1.50%) HTTP
3 2 (1.50%) LDAP
Database & Business Intelligence
1 115 (86.47%) Hadoop
2 104 (78.20%) Big Data
3 48 (36.09%) Mahout
4 44 (33.08%) NoSQL
5 42 (31.58%) Apache Hive
6 28 (21.05%) HBase
7 18 (13.53%) MongoDB
8 13 (9.77%) Data Warehouse
8 13 (9.77%) Relational Database
9 12 (9.02%) MySQL
10 10 (7.52%) Pentaho
11 8 (6.02%) Oracle Exadata
11 8 (6.02%) DataStage
11 8 (6.02%) SQL Server
11 8 (6.02%) DB2
11 8 (6.02%) Data Mining
11 8 (6.02%) Impala
12 5 (3.76%) Couchbase
12 5 (3.76%) RDBMS
12 5 (3.76%) Redis
Development Applications
1 15 (11.28%) Git (software)
2 10 (7.52%) Selenium
2 10 (7.52%) Talend Open Studio
2 10 (7.52%) Cucumber
2 10 (7.52%) SpecFlow
2 10 (7.52%) Jenkins
3 7 (5.26%) Mercurial
4 2 (1.50%) Eclipse
4 2 (1.50%) Subversion
4 2 (1.50%) Maven
4 2 (1.50%) JIRA
General
1 19 (14.29%) Marketing
2 6 (4.51%) Finance
2 6 (4.51%) Legal
3 4 (3.01%) Games
4 3 (2.26%) Front Office
5 1 (0.75%) Banking
Job Titles
1 52 (39.10%) Data Scientist
2 37 (27.82%) Research Engineer
2 37 (27.82%) Statistician
3 29 (21.80%) Developer
4 22 (16.54%) Architect
5 20 (15.04%) Senior Developer
6 18 (13.53%) Java Developer
7 11 (8.27%) Java Architect
8 10 (7.52%) Senior .NET Developer
8 10 (7.52%) Research Scientist
8 10 (7.52%) C# .NET Developer
8 10 (7.52%) .NET Developer
8 10 (7.52%) C# Developer
8 10 (7.52%) Senior C# Developer
8 10 (7.52%) Senior Java Developer
8 10 (7.52%) Lead Developer
9 9 (6.77%) Software Engineer
10 8 (6.02%) Administrator
11 7 (5.26%) Senior Architect
11 7 (5.26%) Senior Java Architect
Libraries, Frameworks & Software Standards
1 38 (28.57%) Cascading
2 33 (24.81%) HTML
2 33 (24.81%) CSS
2 33 (24.81%) REST
3 17 (12.78%) JSON
3 17 (12.78%) Spring
4 14 (10.53%) SOAP
5 10 (7.52%) JDBC
5 10 (7.52%) .NET
5 10 (7.52%) ASP.NET
5 10 (7.52%) XML
5 10 (7.52%) WCF
5 10 (7.52%) ASP.NET MVC
5 10 (7.52%) ASP.NET Web API
6 9 (6.77%) CSS3
6 9 (6.77%) Google Closure
6 9 (6.77%) HTML5
7 8 (6.02%) Akka
8 7 (5.26%) Swing
8 7 (5.26%) J2EE
Miscellaneous
1 68 (51.13%) Computer Science
2 51 (38.35%) Mathematics
3 37 (27.82%) Physics
4 24 (18.05%) Statistics
5 18 (13.53%) Visualisation
6 10 (7.52%) Inversion of Control
7 8 (6.02%) Applied Mathematics
7 8 (6.02%) Economics
8 7 (5.26%) Client/Server
8 7 (5.26%) Open Source
9 5 (3.76%) Smart Meter
9 5 (3.76%) Blog
10 2 (1.50%) Data Integration
10 2 (1.50%) Management Information System
10 2 (1.50%) Fixed Income
10 2 (1.50%) Clustering
10 2 (1.50%) Enterprise Software
11 1 (0.75%) Artificial Intelligence
11 1 (0.75%) Grid Computing
Operating Systems
1 28 (21.05%) Linux
2 7 (5.26%) UNIX
Processes & Methodologies
1 59 (44.36%) Analytics
2 37 (27.82%) Information Retrieval
3 33 (24.81%) TDD
4 21 (15.79%) SOA
4 21 (15.79%) Continuous Integration
5 20 (15.04%) Data Analysis
6 19 (14.29%) Digital Marketing
7 18 (13.53%) ETL
7 18 (13.53%) Big Data Analytics
7 18 (13.53%) Data Analytics
8 15 (11.28%) Performance Tuning
8 15 (11.28%) OOP
8 15 (11.28%) Scrum
9 13 (9.77%) Kanban
10 12 (9.02%) BDD
10 12 (9.02%) Extreme Programming
10 12 (9.02%) MVC
10 12 (9.02%) Technical Architecture
11 10 (7.52%) Web Development
11 10 (7.52%) Unit Testing
Programming Languages
1 121 (90.98%) Java
2 62 (46.62%) Scala
3 59 (44.36%) R
4 41 (30.83%) MATLAB
5 32 (24.06%) JavaScript
6 24 (18.05%) SQL
7 19 (14.29%) C++
8 17 (12.78%) Python
9 14 (10.53%) Ruby
10 11 (8.27%) C#
11 5 (3.76%) Bash Shell
12 4 (3.01%) Clojure
13 2 (1.50%) Perl
13 2 (1.50%) PHP
14 1 (0.75%) Haskell
14 1 (0.75%) Groovy
Qualifications
1 47 (35.34%) PhD
2 25 (18.80%) Degree
Quality Assurance & Compliance
1 7 (5.26%) QA
System Software
1 4 (3.01%) HDFS
2 2 (1.50%) GPFS
2 2 (1.50%) Apache Flume
Systems Management
1 10 (7.52%) Opscode Chef
2 8 (6.02%) Puppet
Vendors
1 13 (9.77%) Oracle
2 10 (7.52%) Informatica
2 10 (7.52%) Teradata
2 10 (7.52%) Google
2 10 (7.52%) Netezza
2 10 (7.52%) Talend
2 10 (7.52%) Cloudera
3 8 (6.02%) MapR
3 8 (6.02%) Hortonworks
3 8 (6.02%) Cisco
3 8 (6.02%) IBM
3 8 (6.02%) Intel
3 8 (6.02%) Sybase
4 2 (1.50%) JBoss
4 2 (1.50%) Cognos
4 2 (1.50%) MicroStrategy
4 2 (1.50%) Greenplum
4 2 (1.50%) Vertica
5 1 (0.75%) Terracotta
5 1 (0.75%) DataSynapse
City, London
Bridge Noble
Salary: £55000 - £75000 per annum + Industry leading Benefits
Posted: 3 days ago
City, London
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Salary: £31000 - £60000 per annum + bonus, benefits, healthcare
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City, London
Bridge Noble
Salary: £50000 - £70000 per annum + excellent benefits
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City, London
EXPEDIA
Salary: Competitive Base + Travel Allowance + Bonus + Excellent Benefits
Posted: 20 days ago
City Of London
Opus Recruitment Solutions Ltd
Salary: £55000 - £65000 per annum, Benefits: Bonus & Benefits
Posted: 20 days ago
City Of London
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Salary: £75000 - £85000 per annum, Benefits: Share options & Benefits
Posted: 20 days ago