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 salaries offered in IT jobs that have cited MapReduce over the 3 months to 28 May 2016 with a comparison to the same period over the previous 2 years.

3 months to
28 May 2016
Same period 2015 Same period 2014
MapReduce
Rank 228 275 290
Rank change year-on-year
+47 +15
Permanent jobs citing MapReduce 31 35 71
As % of all permanent IT jobs located in the City of London 0.47% 0.34% 0.56%
As % of the Processes & Methodologies category 0.52% 0.39% 0.65%
Number of salaries quoted 25 28 66
Median salary £82,500 £72,500 £70,000
Median salary % change year-on-year
+13.79% +3.57%
90% offered a salary of more than £57,000 £45,500 £55,000
10% offered a salary of more than £90,000 £110,000 £92,500
UK excluding London median salary £55,000 £52,500 £75,000
% change year-on-year
+4.76% -30.00%
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
5957 8939 10928
As % of all permanent IT jobs located in the City of London 90.16% 87.89% 85.90%
Number of salaries quoted 5442 7592 9148
Median salary £60,000 £57,500 £55,000
Median salary % change year-on-year
+4.34% +4.54%
90% offered a salary of more than £40,000 £39,000 £37,500
10% offered a salary of more than £85,000 £80,000 £80,000
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year
+2.27% +3.52%

MapReduce
Jobs Demand Trend in the City of London

The demand trend of job ads across the City of London region citing MapReduce as a proportion of all IT jobs with a match in 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 28 May 2016.

MapReduce Salary Histogram in the City of London

MapReduce
Top 30 Related IT Skills in the City of London

For the 6 months to 28 May 2016, IT jobs citing MapReduce also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for MapReduce.

1 53 (96.36%) Hadoop
2 39 (70.91%) Java
3 30 (54.55%) Big Data
4 29 (52.73%) Computer Science
5 26 (47.27%) Python
5 26 (47.27%) Agile Software Development
6 24 (43.64%) SQL
7 21 (38.18%) Software Engineering
7 21 (38.18%) Degree
7 21 (38.18%) HBase
8 19 (34.55%) Apache Spark
8 19 (34.55%) Multithreading
8 19 (34.55%) Spring
8 19 (34.55%) Finance
8 19 (34.55%) Hibernate
9 18 (32.73%) TDD
9 18 (32.73%) JUnit
9 18 (32.73%) Concurrent Programming
10 17 (30.91%) Oracle
11 16 (29.09%) NoSQL
11 16 (29.09%) HDFS
12 15 (27.27%) Analytics
13 14 (25.45%) Machine Learning
13 14 (25.45%) Apache Hive
13 14 (25.45%) Linux
14 13 (23.64%) Unix
15 12 (21.82%) ETL
15 12 (21.82%) R
15 12 (21.82%) Hortonworks
16 11 (20.00%) Sqoop

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 (34.55%) Apache Spark
2 10 (18.18%) Confluence
3 9 (16.36%) Apache
4 7 (12.73%) SAS
5 4 (7.27%) Apache Pig
6 2 (3.64%) Elasticsearch
7 1 (1.82%) OpenStack
Cloud Services
1 5 (9.09%) Amazon AWS
2 4 (7.27%) Amazon EMR
3 2 (3.64%) IaaS
3 2 (3.64%) PaaS
4 1 (1.82%) Cloud Computing
4 1 (1.82%) Microsoft Azure
Communications & Networking
1 2 (3.64%) HTTP
Database & Business Intelligence
1 53 (96.36%) Hadoop
2 30 (54.55%) Big Data
3 21 (38.18%) HBase
4 16 (29.09%) NoSQL
5 14 (25.45%) Apache Hive
6 11 (20.00%) SQL Server
6 11 (20.00%) Sqoop
7 10 (18.18%) Apache Cassandra
7 10 (18.18%) DB2
8 8 (14.55%) MongoDB
9 7 (12.73%) Relational Database
10 5 (9.09%) Data Mining
11 4 (7.27%) Amazon Redshift
11 4 (7.27%) SQL Server Integration Services
12 3 (5.45%) Data Warehouse
13 2 (3.64%) Power BI
13 2 (3.64%) RDBMS
13 2 (3.64%) SQL Server 2012
13 2 (3.64%) SQL Server 2014
13 2 (3.64%) SQL Server 2016
Development Applications
1 18 (32.73%) JUnit
2 2 (3.64%) Git (software)
General
1 19 (34.55%) Finance
2 6 (10.91%) Banking
2 6 (10.91%) Marketing
3 5 (9.09%) Retail
4 1 (1.82%) Advertising
4 1 (1.82%) Front Office
4 1 (1.82%) Investment Banking
Job Titles
1 22 (40.00%) Developer
2 20 (36.36%) Hadoop Developer
3 19 (34.55%) Java Developer
4 18 (32.73%) Java Hadoop Developer
4 18 (32.73%) MapReduce Developer
5 15 (27.27%) Data Engineer
6 6 (10.91%) Data Manager
7 4 (7.27%) Big Data Engineer
7 4 (7.27%) Hadoop Engineer
8 3 (5.45%) Architect
8 3 (5.45%) AWS Architect
8 3 (5.45%) Big Data Architect
8 3 (5.45%) Data Architect
8 3 (5.45%) Hadoop Architect
8 3 (5.45%) MapReduce Engineer
9 2 (3.64%) Big Data Developer
9 2 (3.64%) Data Analyst
9 2 (3.64%) Data Consultant
9 2 (3.64%) SAS Analyst
9 2 (3.64%) SAS Data Analyst
Libraries, Frameworks & Software Standards
1 19 (34.55%) Hibernate
1 19 (34.55%) Spring
2 3 (5.45%) Web Services
3 2 (3.64%) Ajax
3 2 (3.64%) Kafka
3 2 (3.64%) REST
3 2 (3.64%) scikit-learn
4 1 (1.82%) XML
Miscellaneous
1 29 (52.73%) Computer Science
2 10 (18.18%) Fintech
2 10 (18.18%) Wiki
3 9 (16.36%) Algorithms
4 7 (12.73%) Analytical Skills
4 7 (12.73%) Visualisation
5 6 (10.91%) Artificial Intelligence
6 5 (9.09%) Neural Network
7 3 (5.45%) Statistics
8 2 (3.64%) Mathematics
9 1 (1.82%) Foreign Exchange (FX)
9 1 (1.82%) Grid Computing
9 1 (1.82%) Mobile App
9 1 (1.82%) Mobile Payment
9 1 (1.82%) Physics
Operating Systems
1 14 (25.45%) Linux
2 13 (23.64%) Unix
3 2 (3.64%) Windows
3 2 (3.64%) Windows Server
Processes & Methodologies
1 26 (47.27%) Agile Software Development
2 21 (38.18%) Software Engineering
3 19 (34.55%) Multithreading
4 18 (32.73%) Concurrent Programming
4 18 (32.73%) TDD
5 15 (27.27%) Analytics
6 14 (25.45%) Machine Learning
7 12 (21.82%) ETL
8 10 (18.18%) Data Transformation
9 9 (16.36%) Data Analytics
10 8 (14.55%) Data Engineering
11 6 (10.91%) Business Intelligence
12 5 (9.09%) Digital Analytics
12 5 (9.09%) Pattern Recognition
12 5 (9.09%) Performance Tuning
12 5 (9.09%) Rapid Prototyping
13 4 (7.27%) Open Source
14 3 (5.45%) Database Tuning
15 2 (3.64%) Data Visualisation
15 2 (3.64%) Test Automation
Programming Languages
1 39 (70.91%) Java
2 26 (47.27%) Python
3 24 (43.64%) SQL
4 12 (21.82%) R
5 5 (9.09%) JavaScript
5 5 (9.09%) Scala
6 3 (5.45%) C#
7 2 (3.64%) Perl
7 2 (3.64%) PowerShell
7 2 (3.64%) Shell Script
7 2 (3.64%) T-SQL
8 1 (1.82%) MATLAB
8 1 (1.82%) PHP
Qualifications
1 21 (38.18%) Degree
2 2 (3.64%) PhD
Quality Assurance & Compliance
1 1 (1.82%) Data Quality
System Software
1 16 (29.09%) HDFS
2 3 (5.45%) Apache Flume
Systems Management
1 5 (9.09%) Hadoop YARN
2 1 (1.82%) Oozie
Vendors
1 17 (30.91%) Oracle
2 12 (21.82%) Hortonworks
3 10 (18.18%) Netezza
3 10 (18.18%) Sybase
3 10 (18.18%) WorldPay
4 7 (12.73%) Tableau
4 7 (12.73%) Teradata
5 5 (9.09%) IBM
6 4 (7.27%) Google
City, London
ANSON MCCADE
Salary: £60,000 - £100,000
Posted: 2 days ago
City, London
ANSON MCCADE
Salary: £55,000 - £60,000 plus benefits
Posted: 3 days ago