The first table below looks at the demand 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 22 July 2014 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 Libraries, Frameworks & Software Standards category for the City of London region.

Location
3 months to
22 Jul 2014
Same period 2013 Same period 2012
MapReduce
Rank 245 300 310
Rank change year-on-year
+55 +10
Permanent jobs citing MapReduce 81 17 18
As % of all permanent IT jobs located in the City of London 0.67% 0.14% 0.14%
As % of the Libraries, Frameworks & Software Standards category 1.80% 0.37% 0.36%
Number of salaries quoted 78 16 18
Average salary £70,000 £62,500 £53,750
Average salary % change year-on-year
+12.00% +16.27%
90% offered a salary of more than £55,000 £55,000 £37,500
10% offered a salary of more than £90,000 £90,000 £80,000
UK excluding London average salary £60,000 £50,000 £65,000
% change year-on-year
+20.00% -23.07%
Libraries, Frameworks & Software Standards Category
City of London
Permanent IT job ads with a match in the
Libraries, Frameworks & Software Standards category
4510 4555 5045
As % of all permanent IT jobs located in the City of London 37.07% 38.01% 38.63%
Number of salaries quoted 3854 4064 4713
Average salary £53,000 £52,500 £50,000
Average salary % change year-on-year
+0.95% +5.00%
90% offered a salary of more than £37,000 £35,000 £32,500
10% offered a salary of more than £75,000 £75,000 £70,000
UK excluding London average salary £40,000 £37,500 £37,500
% change year-on-year
+6.66% -
MapReduce
London

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 Libraries, Frameworks & Software Standards 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 22 July 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 22 July 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 (87.30%) Java
2 109 (86.51%) Hadoop
3 99 (78.57%) Big Data
4 60 (47.62%) Computer Science
4 60 (47.62%) R
5 56 (44.44%) Scala
6 55 (43.65%) Analytics
7 48 (38.10%) Mathematics
7 48 (38.10%) Mahout
8 46 (36.51%) PhD
9 42 (33.33%) NoSQL
10 40 (31.75%) MATLAB
11 36 (28.57%) Physics
11 36 (28.57%) Apache Hive
12 31 (24.60%) REST
13 29 (23.02%) Linux
13 29 (23.02%) TDD
14 26 (20.63%) HTML
14 26 (20.63%) JavaScript
14 26 (20.63%) CSS
15 24 (19.05%) HBase
16 23 (18.25%) SOA
17 22 (17.46%) SQL
17 22 (17.46%) Statistics
18 21 (16.67%) ETL
18 21 (16.67%) Data Analysis
18 21 (16.67%) Degree
19 20 (15.87%) Python
19 20 (15.87%) Marketing
20 19 (15.08%) Digital Marketing

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

For the 6 months to 22 July 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 14 (11.11%) Apache Pig
2 8 (6.35%) SAS
3 5 (3.97%) Apache
4 2 (1.59%) Tomcat
4 2 (1.59%) Confluence
4 2 (1.59%) Oracle HTTP Server
4 2 (1.59%) Oracle Coherence
4 2 (1.59%) GlassFish
4 2 (1.59%) Apache ServiceMix
5 1 (0.79%) Elasticsearch
5 1 (0.79%) Apache Solr
5 1 (0.79%) GemFire
Applications
1 4 (3.17%) MS Excel
1 4 (3.17%) SPSS
1 4 (3.17%) CPLEX
2 1 (0.79%) Weka
Cloud Services
1 16 (12.70%) Amazon AWS
2 9 (7.14%) Cloud Computing
3 4 (3.17%) Amazon EMR
4 3 (2.38%) Amazon EC2
5 1 (0.79%) Amazon S3
Communications & Networking
1 8 (6.35%) LAN
1 8 (6.35%) WAN
2 6 (4.76%) Internet
3 2 (1.59%) OpenLDAP
3 2 (1.59%) HTTP
3 2 (1.59%) LDAP
Database & Business Intelligence
1 109 (86.51%) Hadoop
2 99 (78.57%) Big Data
3 48 (38.10%) Mahout
4 42 (33.33%) NoSQL
5 36 (28.57%) Apache Hive
6 24 (19.05%) HBase
7 16 (12.70%) Relational Database
8 15 (11.90%) MongoDB
9 14 (11.11%) Data Warehouse
10 13 (10.32%) MySQL
11 12 (9.52%) Data Mining
11 12 (9.52%) Pentaho
12 9 (7.14%) DataStage
13 8 (6.35%) SQL Server
13 8 (6.35%) DB2
13 8 (6.35%) Oracle Exadata
14 6 (4.76%) RDBMS
14 6 (4.76%) Sqoop
14 6 (4.76%) Impala
15 5 (3.97%) Couchbase
Development Applications
1 14 (11.11%) Git (software)
2 12 (9.52%) Selenium
2 12 (9.52%) Talend Open Studio
2 12 (9.52%) Cucumber
2 12 (9.52%) SpecFlow
3 10 (7.94%) Jenkins
4 6 (4.76%) Mercurial
5 2 (1.59%) Eclipse
5 2 (1.59%) Subversion
5 2 (1.59%) Maven
5 2 (1.59%) JIRA
General
1 20 (15.87%) Marketing
2 6 (4.76%) Legal
3 3 (2.38%) Finance
4 2 (1.59%) Games
5 1 (0.79%) Retail
5 1 (0.79%) Front Office
Job Titles
1 49 (38.89%) Data Scientist
2 36 (28.57%) Research Engineer
2 36 (28.57%) Statistician
3 28 (22.22%) Developer
4 20 (15.87%) Architect
4 20 (15.87%) Senior Developer
5 15 (11.90%) Java Developer
6 12 (9.52%) .NET Developer
6 12 (9.52%) C# Developer
6 12 (9.52%) Senior C# Developer
6 12 (9.52%) Senior .NET Developer
6 12 (9.52%) Lead Developer
6 12 (9.52%) C# .NET Developer
7 9 (7.14%) Research Scientist
8 8 (6.35%) Java Architect
8 8 (6.35%) Administrator
8 8 (6.35%) Senior Java Developer
9 5 (3.97%) Data Consultant
9 5 (3.97%) Consultant
9 5 (3.97%) Solutions Architect
Libraries, Frameworks & Software Standards
1 31 (24.60%) REST
2 26 (20.63%) HTML
2 26 (20.63%) CSS
3 16 (12.70%) JSON
4 12 (9.52%) WCF
4 12 (9.52%) ASP.NET MVC
4 12 (9.52%) ASP.NET Web API
4 12 (9.52%) .NET
4 12 (9.52%) ASP.NET
4 12 (9.52%) Spring
5 10 (7.94%) XML
5 10 (7.94%) SOAP
6 8 (6.35%) JDBC
7 6 (4.76%) Swing
7 6 (4.76%) CSS3
7 6 (4.76%) Google Closure
7 6 (4.76%) HTML5
8 5 (3.97%) Memcached
8 5 (3.97%) Kafka
8 5 (3.97%) JMX
Miscellaneous
1 60 (47.62%) Computer Science
2 48 (38.10%) Mathematics
3 36 (28.57%) Physics
4 22 (17.46%) Statistics
5 17 (13.49%) Visualisation
6 12 (9.52%) Inversion of Control
7 10 (7.94%) Open Source
8 8 (6.35%) Economics
8 8 (6.35%) Applied Mathematics
9 4 (3.17%) Client/Server
9 4 (3.17%) Clustering
9 4 (3.17%) Blog
9 4 (3.17%) Enterprise Software
10 3 (2.38%) Management Information System
11 2 (1.59%) Data Integration
11 2 (1.59%) Smart Meter
12 1 (0.79%) Social Media
12 1 (0.79%) Artificial Intelligence
Operating Systems
1 29 (23.02%) Linux
2 5 (3.97%) UNIX
Processes & Methodologies
1 55 (43.65%) Analytics
2 29 (23.02%) TDD
3 23 (18.25%) SOA
4 21 (16.67%) ETL
4 21 (16.67%) Data Analysis
5 19 (15.08%) Digital Marketing
6 17 (13.49%) Continuous Integration
6 17 (13.49%) Big Data Analytics
6 17 (13.49%) Data Analytics
7 15 (11.90%) Performance Tuning
8 14 (11.11%) BDD
8 14 (11.11%) MVC
9 13 (10.32%) OOP
10 12 (9.52%) E-Commerce
10 12 (9.52%) B2B
10 12 (9.52%) B2C
10 12 (9.52%) Configuration Management
10 12 (9.52%) Unit Testing
10 12 (9.52%) Automation Testing
11 11 (8.73%) Scrum
Programming Languages
1 110 (87.30%) Java
2 60 (47.62%) R
3 56 (44.44%) Scala
4 40 (31.75%) MATLAB
5 26 (20.63%) JavaScript
6 22 (17.46%) SQL
7 20 (15.87%) Python
8 16 (12.70%) C++
8 16 (12.70%) Ruby
9 13 (10.32%) C#
10 5 (3.97%) Bash Shell
11 4 (3.17%) Clojure
11 4 (3.17%) Perl
12 3 (2.38%) PHP
13 1 (0.79%) Pig Latin
13 1 (0.79%) Haskell
13 1 (0.79%) Groovy
Qualifications
1 46 (36.51%) PhD
2 21 (16.67%) Degree
Quality Assurance & Compliance
1 6 (4.76%) QA
System Software
1 8 (6.35%) HDFS
2 4 (3.17%) Apache Flume
3 3 (2.38%) GPFS
Systems Management
1 11 (8.73%) Opscode Chef
2 8 (6.35%) Puppet
3 1 (0.79%) Oozie
Vendors
1 14 (11.11%) Oracle
2 13 (10.32%) Teradata
3 12 (9.52%) Netezza
3 12 (9.52%) Talend
3 12 (9.52%) Cloudera
4 11 (8.73%) Informatica
5 9 (7.14%) IBM
5 9 (7.14%) Hortonworks
6 8 (6.35%) Cisco
6 8 (6.35%) MapR
6 8 (6.35%) Intel
6 8 (6.35%) Sybase
7 7 (5.56%) Google
8 3 (2.38%) MicroStrategy
8 3 (2.38%) Greenplum
8 3 (2.38%) Cognos
8 3 (2.38%) Vertica
9 2 (1.59%) JBoss
10 1 (0.79%) Business Objects
10 1 (0.79%) SAP
City, London
Aston Carter
Salary: £45000 - £70000 per annum + Shares, Large Bonus, benefits
Posted: 4 days ago
City, London
Opus Recruitment Solutions Ltd
Salary: £55000 to £65000 per annum - Bonus & Benefits
Posted: 6 days ago