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 24 October 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
24 Oct 2014
Same period 2013 Same period 2012
MapReduce
Rank 275 296 324
Rank change year-on-year
+21 +28
Permanent jobs citing MapReduce 39 38 8
As % of all permanent IT jobs located in the City of London 0.35% 0.31% 0.067%
As % of the Processes & Methodologies category 0.43% 0.38% 0.083%
Number of salaries quoted 36 37 7
Average salary £61,250 £60,000 £55,000
Average salary % change year-on-year
+2.08% +9.09%
90% offered a salary of more than £45,500 £49,000 £36,700
10% offered a salary of more than £93,750 £73,500 £70,000
UK excluding London average salary £74,500 £52,500 £67,500
% change year-on-year
+41.90% -22.22%
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
9069 9979 9645
As % of all permanent IT jobs located in the City of London 81.57% 82.02% 80.44%
Number of salaries quoted 7756 8614 8791
Average salary £57,500 £57,500 £55,000
Average salary % change year-on-year
- +4.54%
90% offered a salary of more than £39,000 £37,500 £36,000
10% offered a salary of more than £80,000 £80,000 £82,500
UK excluding London average salary £42,500 £42,000 £40,000
% change year-on-year
+1.19% +5.00%

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 24 October 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 24 October 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.

1 110 (91.67%) Java
2 107 (89.17%) Hadoop
3 103 (85.83%) Big Data
4 71 (59.17%) Algorithms
5 62 (51.67%) Computer Science
6 56 (46.67%) Analytics
7 54 (45.00%) Scala
8 50 (41.67%) R
9 42 (35.00%) Apache Hive
9 42 (35.00%) Mathematics
10 40 (33.33%) Agile Software Development
11 38 (31.67%) Mahout
12 37 (30.83%) PhD
13 36 (30.00%) NoSQL
14 35 (29.17%) MATLAB
15 33 (27.50%) TDD
16 31 (25.83%) Physics
16 31 (25.83%) Cascading
17 30 (25.00%) Information Retrieval
17 30 (25.00%) HTML
17 30 (25.00%) CSS
18 29 (24.17%) REST
18 29 (24.17%) HBase
19 28 (23.33%) Data Structures
19 28 (23.33%) JavaScript
20 23 (19.17%) Degree
21 22 (18.33%) Statistics
21 22 (18.33%) SQL
21 22 (18.33%) Continuous Integration
22 21 (17.50%) Big Data Analytics

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

For the 6 months to 24 October 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 (8.33%) Apache Pig
2 5 (4.17%) SAS
3 4 (3.33%) Oracle Coherence
3 4 (3.33%) Elasticsearch
4 2 (1.67%) Apache Spark
5 1 (0.83%) Mule
5 1 (0.83%) Apache Solr
5 1 (0.83%) Node.js
5 1 (0.83%) GemFire
Applications
1 4 (3.33%) CPLEX
2 2 (1.67%) MS Excel
Cloud Services
1 11 (9.17%) Cloud Computing
2 8 (6.67%) Amazon AWS
3 2 (1.67%) SaaS
4 1 (0.83%) Amazon EMR
4 1 (0.83%) Amazon S3
Communications & Networking
1 8 (6.67%) LAN
1 8 (6.67%) WAN
2 6 (5.00%) Internet
3 2 (1.67%) HTTP
Database & Business Intelligence
1 107 (89.17%) Hadoop
2 103 (85.83%) Big Data
3 42 (35.00%) Apache Hive
4 38 (31.67%) Mahout
5 36 (30.00%) NoSQL
6 29 (24.17%) HBase
7 19 (15.83%) MongoDB
8 9 (7.50%) Oracle Exadata
8 9 (7.50%) Data Warehouse
8 9 (7.50%) Impala
9 8 (6.67%) Relational Database
9 8 (6.67%) SQL Server
9 8 (6.67%) DB2
9 8 (6.67%) DataStage
9 8 (6.67%) Pentaho
10 7 (5.83%) Data Mining
11 5 (4.17%) MySQL
12 3 (2.50%) QlikView
12 3 (2.50%) Redis
13 2 (1.67%) Sqoop
Development Applications
1 13 (10.83%) Git (software)
2 9 (7.50%) Talend Open Studio
3 8 (6.67%) Selenium
4 7 (5.83%) Cucumber
4 7 (5.83%) SpecFlow
4 7 (5.83%) Jenkins
5 6 (5.00%) Mercurial
6 2 (1.67%) Maven
7 1 (0.83%) JUnit
7 1 (0.83%) ERwin
7 1 (0.83%) Gerrit
General
1 10 (8.33%) Finance
1 10 (8.33%) Marketing
2 5 (4.17%) Legal
2 5 (4.17%) Games
3 3 (2.50%) Banking
3 3 (2.50%) Front Office
Job Titles
1 44 (36.67%) Data Scientist
2 30 (25.00%) Research Engineer
2 30 (25.00%) Statistician
3 28 (23.33%) Developer
4 19 (15.83%) Architect
4 19 (15.83%) Java Developer
5 16 (13.33%) Senior Developer
6 12 (10.00%) Research Scientist
7 11 (9.17%) Java Architect
7 11 (9.17%) Software Engineer
8 9 (7.50%) Senior Java Developer
9 8 (6.67%) Senior Architect
9 8 (6.67%) Administrator
10 7 (5.83%) Senior C# Developer
10 7 (5.83%) C# Developer
10 7 (5.83%) .NET Developer
10 7 (5.83%) Lead Developer
10 7 (5.83%) C# .NET Developer
10 7 (5.83%) Senior Java Architect
10 7 (5.83%) Senior .NET Developer
Libraries, Frameworks & Software Standards
1 31 (25.83%) Cascading
2 30 (25.00%) HTML
2 30 (25.00%) CSS
3 29 (24.17%) REST
4 21 (17.50%) Spring
5 16 (13.33%) SOAP
6 11 (9.17%) JSON
7 10 (8.33%) HTML5
7 10 (8.33%) CSS3
7 10 (8.33%) Google Closure
8 9 (7.50%) Akka
9 8 (6.67%) JDBC
9 8 (6.67%) J2EE
10 7 (5.83%) ASP.NET
10 7 (5.83%) .NET
10 7 (5.83%) WCF
10 7 (5.83%) ASP.NET MVC
10 7 (5.83%) ASP.NET Web API
11 6 (5.00%) Swing
12 5 (4.17%) XML
Miscellaneous
1 71 (59.17%) Algorithms
2 62 (51.67%) Computer Science
3 42 (35.00%) Mathematics
4 31 (25.83%) Physics
5 28 (23.33%) Data Structures
6 22 (18.33%) Statistics
7 19 (15.83%) Visualisation
8 14 (11.67%) Analytical Skills
9 7 (5.83%) Smart Meter
9 7 (5.83%) Inversion of Control
9 7 (5.83%) Client/Server
10 6 (5.00%) Applied Mathematics
10 6 (5.00%) Economics
10 6 (5.00%) User Experience
11 5 (4.17%) Blog
12 3 (2.50%) Clustering
12 3 (2.50%) Fixed Income
13 2 (1.67%) Grid Computing
14 1 (0.83%) Foreign Exchange (FX)
14 1 (0.83%) RIA
Operating Systems
1 19 (15.83%) Linux
2 7 (5.83%) UNIX
Processes & Methodologies
1 56 (46.67%) Analytics
2 40 (33.33%) Agile Software Development
3 33 (27.50%) TDD
4 30 (25.00%) Information Retrieval
5 22 (18.33%) Continuous Integration
6 21 (17.50%) Big Data Analytics
7 20 (16.67%) Data Analytics
8 17 (14.17%) Kanban
8 17 (14.17%) ETL
9 16 (13.33%) Scrum
9 16 (13.33%) Extreme Programming
9 16 (13.33%) Data Analysis
10 13 (10.83%) Multithreading
10 13 (10.83%) SOA
10 13 (10.83%) Performance Tuning
11 12 (10.00%) Software Engineering
12 11 (9.17%) Zachman Framework
12 11 (9.17%) TOGAF
12 11 (9.17%) Web Development
12 11 (9.17%) OOP
Programming Languages
1 110 (91.67%) Java
2 54 (45.00%) Scala
3 50 (41.67%) R
4 35 (29.17%) MATLAB
5 28 (23.33%) JavaScript
6 22 (18.33%) SQL
7 20 (16.67%) C++
8 12 (10.00%) Ruby
8 12 (10.00%) Python
9 7 (5.83%) C#
10 4 (3.33%) Clojure
11 1 (0.83%) Haskell
11 1 (0.83%) Shell Script
Qualifications
1 37 (30.83%) PhD
2 23 (19.17%) Degree
Quality Assurance & Compliance
1 7 (5.83%) QA
System Software
1 5 (4.17%) HDFS
2 2 (1.67%) Apache Flume
Systems Management
1 9 (7.50%) Puppet
1 9 (7.50%) Hadoop YARN
2 8 (6.67%) Opscode Chef
3 1 (0.83%) Oozie
Vendors
1 11 (9.17%) Oracle
1 11 (9.17%) Google
1 11 (9.17%) Cloudera
2 10 (8.33%) Teradata
3 9 (7.50%) MapR
3 9 (7.50%) Netezza
3 9 (7.50%) Talend
4 8 (6.67%) Hortonworks
4 8 (6.67%) Informatica
4 8 (6.67%) Sybase
4 8 (6.67%) Cisco
4 8 (6.67%) IBM
4 8 (6.67%) Intel
5 1 (0.83%) CA
5 1 (0.83%) Business Objects
5 1 (0.83%) SAP
5 1 (0.83%) Cognos
5 1 (0.83%) MicroStrategy
5 1 (0.83%) DataSynapse
5 1 (0.83%) GigaSpaces
City, London
Understanding Recruitment
Salary: £50000 - £60000 per annum + bens - shares, pens, health+
Posted: 6 days ago
City, London
Harnham
Salary: £40000 - £60000 per annum + Potential Stock Options
Posted: 6 days ago
City, London
EXPEDIA
Salary: Competitive Base + Travel Allowance + Bonus + Excellent Benefits
Posted: 26 days ago