The following table provides summary statistics for contract job vacancies advertised in London with a requirement for MapReduce skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited MapReduce over the 3 months to 24 April 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

MapReduce
England / London
3 months to
24 Apr 2017
Same period 2016 Same period 2015
Rank 316 348 364
Rank change year-on-year +32 +16  
Contract jobs citing MapReduce 84 88 64
As % of all contract IT jobs advertised in London 0.42% 0.38% 0.28%
As % of the Processes & Methodologies category 0.49% 0.45% 0.34%
Number of daily rates quoted 56 59 55
Median daily rate £550 £550 £575
Median daily rate % change year-on-year - -4.34%  
90% offered a daily rate of more than £425 £491 £438
10% offered a daily rate of more than £650 £720 £725
UK excluding London median daily rate £475 £435 £500
% change year-on-year +9.19% -13.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

MapReduce is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for process and methodology skills.

Contract Process & Methodology Skills
London
Contract job vacancies with a requirement for process and methodology skills 17241 19748 18560
As % of all contract IT job vacancies advertised in London 85.53% 85.24% 81.87%
Number of daily rates quoted 12380 14378 12960
Median daily rate £488 £475 £450
Median daily rate % change year-on-year +2.63% +5.55%  
90% offered a daily rate of more than £350 £325 £308
10% offered a daily rate of more than £640 £625 £613
UK excluding London median daily rate £413 £400 £393
% change year-on-year +3.12% +1.91%  
Number of hourly rates quoted 181 181 267
Median hourly rate £30.75 £21.78 £20.00
Median hourly rate % change year-on-year +41.18% +8.90%  
90% offered a hourly rate of more than £14.20 £12.50 £11.00
10% offered a hourly rate of more than £54.25 £51.69 £55.00
UK excluding London median hourly rate £36.00 £37.50 £30.35
% change year-on-year -4.00% +23.55%  

MapReduce
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing MapReduce as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for MapReduce in London

MapReduce
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing MapReduce in London.

Contractor daily rate trend for MapReduce in London

MapReduce
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing MapReduce in London over the 3 months to 24 April 2017.

Contractor daily rate histogram for MapReduce in London

MapReduce
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing MapReduce within the London region over the 3 months to 24 April 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +15 19 £650 +20.93% 7
Heathrow - 1 £425 -
MapReduce
England

For the 6 months to 24 April 2017, 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 London region with a requirement for MapReduce.

1 173 (81.99%) Big Data
2 166 (78.67%) Hadoop
3 159 (75.36%) Apache Spark
4 144 (68.25%) Apache Hive
5 136 (64.45%) Java
6 125 (59.24%) Python
7 87 (41.23%) Apache Pig
8 86 (40.76%) HBase
9 82 (38.86%) NoSQL
10 79 (37.44%) Scala
11 77 (36.49%) Finance
12 58 (27.49%) R
12 58 (27.49%) HDFS
13 56 (26.54%) Machine Learning
13 56 (26.54%) Unix
14 55 (26.07%) Kafka
15 54 (25.59%) Hadoop YARN
16 53 (25.12%) SQL
17 51 (24.17%) Banking
18 48 (22.75%) MongoDB
18 48 (22.75%) Agile Software Development
19 47 (22.27%) Linux
20 44 (20.85%) ETL
20 44 (20.85%) Apache Cassandra
21 41 (19.43%) Sqoop
21 41 (19.43%) Analytics
21 41 (19.43%) Spring
21 41 (19.43%) Amazon AWS
22 39 (18.48%) Oozie
23 34 (16.11%) Algorithms

MapReduce
Co-occurring IT Skills in 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
1 159 (75.36%) Apache Spark
2 87 (41.23%) Apache Pig
3 30 (14.22%) Apache
4 24 (11.37%) Apache Solr
5 19 (9.00%) Oracle Coherence
6 17 (8.06%) Elasticsearch
7 11 (5.21%) SAS
8 4 (1.90%) Confluence
9 3 (1.42%) GemFire
10 2 (0.95%) Apache Airflow
10 2 (0.95%) JBoss
10 2 (0.95%) Tomcat
10 2 (0.95%) WebSphere
11 1 (0.47%) Adobe Experience Manager
11 1 (0.47%) CMS
11 1 (0.47%) IIS
11 1 (0.47%) Jupyter
11 1 (0.47%) Mule
11 1 (0.47%) Oracle SOA Suite
Applications
1 4 (1.90%) SPSS
2 3 (1.42%) GNU Octave
3 2 (0.95%) Microsoft Excel
4 1 (0.47%) Stata
Business Applications
1 3 (1.42%) SAP Oil and Gas
Cloud Services
1 41 (19.43%) Amazon AWS
2 16 (7.58%) Microsoft Azure
3 11 (5.21%) Amazon EMR
4 9 (4.27%) Google Cloud Platform
5 8 (3.79%) Amazon EC2
6 7 (3.32%) Cloud Computing
7 6 (2.84%) Amazon S3
8 3 (1.42%) Amazon Glacier
8 3 (1.42%) Amazon Kinesis
8 3 (1.42%) AWS Data Pipeline
8 3 (1.42%) AWS Lambda
9 1 (0.47%) Flurry Analytics
9 1 (0.47%) GitHub
9 1 (0.47%) Google Analytics
9 1 (0.47%) Virtual Private Cloud
Communications & Networking
1 8 (3.79%) Kerberos
2 3 (1.42%) Skype
3 2 (0.95%) LDAP
3 2 (0.95%) Network Security
4 1 (0.47%) HTTP
4 1 (0.47%) LAN
4 1 (0.47%) SSL
4 1 (0.47%) TCP/IP
4 1 (0.47%) WAN
Database & Business Intelligence
1 173 (81.99%) Big Data
2 166 (78.67%) Hadoop
3 144 (68.25%) Apache Hive
4 86 (40.76%) HBase
5 82 (38.86%) NoSQL
6 48 (22.75%) MongoDB
7 44 (20.85%) Apache Cassandra
8 41 (19.43%) Sqoop
9 31 (14.69%) Impala
10 29 (13.74%) Relational Database
11 26 (12.32%) Data Warehouse
12 17 (8.06%) SQL Server
13 15 (7.11%) RDBMS
14 13 (6.16%) MarkLogic
14 13 (6.16%) Riak
15 12 (5.69%) MySQL
16 11 (5.21%) Amazon Redshift
16 11 (5.21%) Data Lake
17 9 (4.27%) Flink
17 9 (4.27%) Neo4j
Development Applications
1 20 (9.48%) Git (software)
2 19 (9.00%) Jenkins
3 12 (5.69%) Maven
4 9 (4.27%) JUnit
4 9 (4.27%) Subversion
4 9 (4.27%) Talend Open Studio
5 8 (3.79%) Mockito
6 7 (3.32%) Gradle
6 7 (3.32%) JIRA
7 6 (2.84%) Hudson
8 3 (1.42%) Team Foundation Server
9 2 (0.95%) Ant
9 2 (0.95%) Apache Continuum
9 2 (0.95%) Eclipse
9 2 (0.95%) TeamCity
10 1 (0.47%) Artifactory
10 1 (0.47%) Travis CI
General
1 77 (36.49%) Finance
2 51 (24.17%) Banking
3 27 (12.80%) Investment Banking
4 22 (10.43%) Front Office
5 13 (6.16%) Marketing
6 5 (2.37%) Telecoms
7 3 (1.42%) Electronics
7 3 (1.42%) Manufacturing
7 3 (1.42%) Retail
8 1 (0.47%) Advertising
8 1 (0.47%) Back Office
8 1 (0.47%) Billing
8 1 (0.47%) Corporate Banking
8 1 (0.47%) Publishing
8 1 (0.47%) Retail Banking
Job Titles
1 61 (28.91%) Developer
2 49 (23.22%) Data Engineer
3 39 (18.48%) Big Data Engineer
4 36 (17.06%) Java Developer
5 28 (13.27%) Senior Developer
6 27 (12.80%) Architect
7 24 (11.37%) Senior Java Developer
8 22 (10.43%) Data Architect
9 20 (9.48%) Big Data Architect
10 18 (8.53%) Data Scientist
11 17 (8.06%) Big Data Developer
12 16 (7.58%) Hadoop Engineer
12 16 (7.58%) Machine Learning Engineer
13 13 (6.16%) Hadoop Developer
14 12 (5.69%) Hadoop Architect
15 9 (4.27%) Administrator
15 9 (4.27%) Analyst
15 9 (4.27%) Hadoop Administrator
16 8 (3.79%) DevOps Engineer
16 8 (3.79%) Front Office Developer
Libraries, Frameworks & Software Standards
1 55 (26.07%) Kafka
2 41 (19.43%) Spring
3 29 (13.74%) Hibernate
4 17 (8.06%) Lucene
4 17 (8.06%) Web Services
5 16 (7.58%) REST
6 13 (6.16%) JMS
7 12 (5.69%) Cascading
8 11 (5.21%) XML
9 9 (4.27%) JSON
10 8 (3.79%) Java EE
11 7 (3.32%) Apache Tez
12 5 (2.37%) Akka
12 5 (2.37%) AngularJS
12 5 (2.37%) GraphX
12 5 (2.37%) HTML
12 5 (2.37%) Natural Language Processing
12 5 (2.37%) Regular Expression
12 5 (2.37%) Spark Streaming
13 4 (1.90%) J2EE
Miscellaneous
1 34 (16.11%) Algorithms
2 29 (13.74%) Analytical Skills
3 15 (7.11%) Computer Science
4 8 (3.79%) Greenfield Project
5 4 (1.90%) Client/Server
5 4 (1.90%) Data Centre
6 3 (1.42%) Foreign Exchange (FX)
6 3 (1.42%) Replication
7 2 (0.95%) Data Structures
7 2 (0.95%) Distributed Denial-of-Service
7 2 (0.95%) Equities
7 2 (0.95%) Fintech
7 2 (0.95%) Management Information System
7 2 (0.95%) Social Media
8 1 (0.47%) Credit Risk
8 1 (0.47%) Derivative
8 1 (0.47%) Hedge funds
8 1 (0.47%) Linux Command Line
8 1 (0.47%) OTC Derivatives
8 1 (0.47%) Private Cloud
Operating Systems
1 56 (26.54%) Unix
2 47 (22.27%) Linux
3 7 (3.32%) Windows
4 5 (2.37%) Red Hat Enterprise Linux
5 3 (1.42%) CentOS
Processes & Methodologies
1 56 (26.54%) Machine Learning
2 48 (22.75%) Agile Software Development
3 44 (20.85%) ETL
4 41 (19.43%) Analytics
5 32 (15.17%) Open Source
6 26 (12.32%) Business Intelligence
7 23 (10.90%) DevOps
8 22 (10.43%) Data Engineering
9 18 (8.53%) Low Latency
9 18 (8.53%) Multithreading
9 18 (8.53%) TDD
10 17 (8.06%) Data Analysis
10 17 (8.06%) Reverse Engineering
10 17 (8.06%) Software Engineering
10 17 (8.06%) Statistics
11 16 (7.58%) Statistical Modelling
11 16 (7.58%) Visualisation
12 15 (7.11%) Continuous Integration
13 13 (6.16%) Data Analytics
13 13 (6.16%) Data Modelling
Programming Languages
1 136 (64.45%) Java
2 125 (59.24%) Python
3 79 (37.44%) Scala
4 58 (27.49%) R
5 53 (25.12%) SQL
6 32 (15.17%) Perl
7 25 (11.85%) Bash Shell
8 10 (4.74%) C#
8 10 (4.74%) MATLAB
9 9 (4.27%) C++
9 9 (4.27%) JavaScript
10 8 (3.79%) Shell Script
11 5 (2.37%) PHP
12 2 (0.95%) VB.NET
13 1 (0.47%) C
13 1 (0.47%) Ruby
13 1 (0.47%) T-SQL
Qualifications
1 15 (7.11%) Degree
2 8 (3.79%) PhD
3 2 (0.95%) CISA
3 2 (0.95%) CISM
3 2 (0.95%) CISSP
3 2 (0.95%) DV Cleared
3 2 (0.95%) Security Cleared
4 1 (0.47%) PMI Certification
4 1 (0.47%) PMP
Quality Assurance & Compliance
1 11 (5.21%) QA
2 3 (1.42%) Data Quality
3 2 (0.95%) FedRAMP
3 2 (0.95%) PCI DSS
4 1 (0.47%) SLA
System Software
1 58 (27.49%) HDFS
2 25 (11.85%) Apache Flume
3 11 (5.21%) Apache ZooKeeper
4 7 (3.32%) Docker
5 2 (0.95%) Oracle RAC
6 1 (0.47%) Active Directory
6 1 (0.47%) Cronacle
6 1 (0.47%) Virtual Machines
Systems Management
1 54 (25.59%) Hadoop YARN
2 39 (18.48%) Oozie
3 17 (8.06%) Ambari
3 17 (8.06%) Opscode Chef
4 13 (6.16%) Puppet
5 5 (2.37%) Nagios
6 4 (1.90%) Ansible
7 2 (0.95%) Kibana
7 2 (0.95%) logstash
8 1 (0.47%) Terraform
Vendors
1 28 (13.27%) Oracle
2 22 (10.43%) Hortonworks
3 20 (9.48%) Tableau
4 16 (7.58%) Cloudera
5 10 (4.74%) Google
5 10 (4.74%) Microsoft
5 10 (4.74%) Teradata
6 9 (4.27%) MicroStrategy
6 9 (4.27%) Talend
7 8 (3.79%) Ab Initio
8 5 (2.37%) Informatica
8 5 (2.37%) Red Hat
9 4 (1.90%) MapR
9 4 (1.90%) SAP
10 3 (1.42%) Cognos
11 2 (0.95%) GoldenSource
11 2 (0.95%) IBM
11 2 (0.95%) Netezza
11 2 (0.95%) Platfora
11 2 (0.95%) ServiceNow
London
Austin Fraser
Posted: 6 days ago