The following table provides summary statistics for contract job vacancies advertised in England 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 27 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
UK / England
3 months to
27 Apr 2017
Same period 2016 Same period 2015
Rank 485 517 519
Rank change year-on-year +32 +2  
Contract jobs citing MapReduce 107 109 93
As % of all contract IT jobs advertised in England 0.25% 0.21% 0.18%
As % of the Processes & Methodologies category 0.30% 0.26% 0.23%
Number of daily rates quoted 70 69 71
Median daily rate £530 £550 £550
Median daily rate % change year-on-year -3.63% -  
90% offered a daily rate of more than £400 £450 £425
10% offered a daily rate of more than £650 £660 £725
UK excluding London median daily rate £475 £485 £500
% change year-on-year -2.06% -3.00%  
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 England with a requirement for process and methodology skills.

Contract Process & Methodology Skills
England
Contract job vacancies with a requirement for process and methodology skills 35940 42624 40649
As % of all contract IT job vacancies advertised in England 83.82% 82.91% 80.21%
Number of daily rates quoted 23765 28550 25665
Median daily rate £450 £445 £420
Median daily rate % change year-on-year +1.12% +5.95%  
90% offered a daily rate of more than £305 £300 £285
10% offered a daily rate of more than £600 £600 £580
UK excluding London median daily rate £415 £400 £393
% change year-on-year +3.75% +1.91%  
Number of hourly rates quoted 908 953 1201
Median hourly rate £36.00 £31.50 £29.00
Median hourly rate % change year-on-year +14.28% +8.62%  
90% offered a hourly rate of more than £13.00 £12.50 £12.00
10% offered a hourly rate of more than £55.00 £48.50 £47.79
UK excluding London median hourly rate £37.24 £36.00 £30.50
% change year-on-year +3.43% +18.03%  

MapReduce
Job Vacancy Trend in England

The job posting trend of jobs advertised in England 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 England

MapReduce
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for MapReduce in England

MapReduce
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing MapReduce in England over the 3 months to 27 April 2017.

Contractor daily rate histogram for MapReduce in England

MapReduce
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing MapReduce within the England region over the 3 months to 27 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
London +20 79 £550 - 14
South East +25 17 £425 -29.16% 2
North East - 4 £550 -
South West +11 2 - - 1
East Midlands 0 2 £525 +94.44%
North West +27 1 - - 3
East of England -6 1 £450 - 3
Yorkshire - 1 £475 -
MapReduce
UK

For the 6 months to 27 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 England region with a requirement for MapReduce.

1 225 (83.33%) Big Data
2 222 (82.22%) Hadoop
3 202 (74.81%) Apache Spark
4 188 (69.63%) Apache Hive
5 177 (65.56%) Java
6 151 (55.93%) Python
7 123 (45.56%) HBase
8 111 (41.11%) NoSQL
9 109 (40.37%) Scala
10 106 (39.26%) Apache Pig
11 96 (35.56%) Finance
12 80 (29.63%) HDFS
13 73 (27.04%) Agile Software Development
14 72 (26.67%) ETL
15 69 (25.56%) MongoDB
16 66 (24.44%) SQL
17 64 (23.70%) R
17 64 (23.70%) Machine Learning
17 64 (23.70%) Hadoop YARN
18 63 (23.33%) Sqoop
19 62 (22.96%) Kafka
20 60 (22.22%) Unix
21 59 (21.85%) Linux
22 56 (20.74%) Impala
23 55 (20.37%) Oozie
24 54 (20.00%) Amazon AWS
25 53 (19.63%) Banking
26 50 (18.52%) Apache Cassandra
27 46 (17.04%) Perl
28 45 (16.67%) Open Source

MapReduce
Co-occurring IT Skills in England 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
1 202 (74.81%) Apache Spark
2 106 (39.26%) Apache Pig
3 38 (14.07%) Apache
4 22 (8.15%) Apache Solr
5 21 (7.78%) Elasticsearch
6 19 (7.04%) Oracle Coherence
7 16 (5.93%) SAS
8 9 (3.33%) Confluence
9 4 (1.48%) GemFire
9 4 (1.48%) Tomcat
10 2 (0.74%) Apache Airflow
10 2 (0.74%) JBoss
10 2 (0.74%) Oracle SOA Suite
10 2 (0.74%) SharePoint
10 2 (0.74%) WebSphere
11 1 (0.37%) Cloud Foundry
11 1 (0.37%) IIS
11 1 (0.37%) Jupyter
11 1 (0.37%) Mule
11 1 (0.37%) OpenStack
Applications
1 5 (1.85%) SPSS
2 3 (1.11%) GNU Octave
2 3 (1.11%) Microsoft Excel
3 1 (0.37%) Microsoft Office
3 1 (0.37%) Stata
Business Applications
1 3 (1.11%) SAP Oil and Gas
2 1 (0.37%) Oracle BPM
2 1 (0.37%) SAP MDG
2 1 (0.37%) SAP MDM
Cloud Services
1 54 (20.00%) Amazon AWS
2 20 (7.41%) Amazon EMR
2 20 (7.41%) Microsoft Azure
3 12 (4.44%) Amazon EC2
4 10 (3.70%) Amazon S3
4 10 (3.70%) Cloud Computing
5 9 (3.33%) Google Cloud Platform
6 6 (2.22%) AWS Lambda
7 3 (1.11%) Amazon Glacier
7 3 (1.11%) Amazon Kinesis
7 3 (1.11%) AWS Data Pipeline
8 2 (0.74%) Azure Machine Learning
8 2 (0.74%) GitHub
9 1 (0.37%) Flurry Analytics
9 1 (0.37%) Google Analytics
9 1 (0.37%) PaaS
9 1 (0.37%) Virtual Private Cloud
Communications & Networking
1 13 (4.81%) Kerberos
2 3 (1.11%) Skype
3 2 (0.74%) LDAP
3 2 (0.74%) Network Security
4 1 (0.37%) HTTP
4 1 (0.37%) LAN
4 1 (0.37%) SSL
4 1 (0.37%) TCP/IP
4 1 (0.37%) WAN
Database & Business Intelligence
1 225 (83.33%) Big Data
2 222 (82.22%) Hadoop
3 188 (69.63%) Apache Hive
4 123 (45.56%) HBase
5 111 (41.11%) NoSQL
6 69 (25.56%) MongoDB
7 63 (23.33%) Sqoop
8 56 (20.74%) Impala
9 50 (18.52%) Apache Cassandra
10 32 (11.85%) Data Warehouse
10 32 (11.85%) Relational Database
11 23 (8.52%) SQL Server
12 16 (5.93%) RDBMS
13 15 (5.56%) DB2
13 15 (5.56%) MySQL
14 13 (4.81%) Data Lake
14 13 (4.81%) MarkLogic
14 13 (4.81%) PostgreSQL
14 13 (4.81%) Riak
15 11 (4.07%) Amazon Redshift
Development Applications
1 26 (9.63%) Jenkins
2 24 (8.89%) Git (software)
3 14 (5.19%) Talend Open Studio
4 13 (4.81%) JIRA
5 12 (4.44%) Gradle
5 12 (4.44%) Maven
6 11 (4.07%) JUnit
7 9 (3.33%) Hudson
7 9 (3.33%) Subversion
8 8 (2.96%) Mockito
9 6 (2.22%) Ant
9 6 (2.22%) Eclipse
10 3 (1.11%) Team Foundation Server
11 2 (0.74%) Apache Continuum
11 2 (0.74%) TeamCity
12 1 (0.37%) Artifactory
12 1 (0.37%) git-flow
12 1 (0.37%) IntelliJ
12 1 (0.37%) Oracle APEX
12 1 (0.37%) Travis CI
General
1 96 (35.56%) Finance
2 53 (19.63%) Banking
3 30 (11.11%) Investment Banking
4 22 (8.15%) Front Office
5 13 (4.81%) Marketing
6 6 (2.22%) Telecoms
7 3 (1.11%) Electronics
7 3 (1.11%) Manufacturing
7 3 (1.11%) Retail
8 1 (0.37%) Advertising
8 1 (0.37%) Back Office
8 1 (0.37%) Billing
8 1 (0.37%) Corporate Banking
8 1 (0.37%) Financial Institution
8 1 (0.37%) Games
8 1 (0.37%) Legal
8 1 (0.37%) Pharmaceutical
8 1 (0.37%) Publishing
8 1 (0.37%) Retail Banking
Job Titles
1 87 (32.22%) Developer
2 53 (19.63%) Data Engineer
3 49 (18.15%) Java Developer
4 41 (15.19%) Big Data Engineer
5 34 (12.59%) Architect
6 30 (11.11%) Senior Developer
7 29 (10.74%) Big Data Developer
8 28 (10.37%) Hadoop Developer
9 26 (9.63%) Senior Java Developer
10 25 (9.26%) Data Architect
11 21 (7.78%) Hadoop Engineer
12 20 (7.41%) Big Data Architect
13 19 (7.04%) Data Scientist
14 16 (5.93%) Machine Learning Engineer
15 14 (5.19%) Hadoop Architect
16 13 (4.81%) Consultant
17 11 (4.07%) Administrator
17 11 (4.07%) Analyst
17 11 (4.07%) Hadoop Administrator
17 11 (4.07%) Hadoop Consultant
Libraries, Frameworks & Software Standards
1 62 (22.96%) Kafka
2 40 (14.81%) Spring
3 29 (10.74%) Hibernate
3 29 (10.74%) Web Services
4 18 (6.67%) Lucene
4 18 (6.67%) REST
4 18 (6.67%) XML
5 17 (6.30%) JMS
6 13 (4.81%) Java EE
7 12 (4.44%) Cascading
7 12 (4.44%) Spark Streaming
8 11 (4.07%) JSON
9 9 (3.33%) CSS
9 9 (3.33%) HTML
10 7 (2.59%) Apache Tez
11 6 (2.22%) .NET
11 6 (2.22%) EJB
11 6 (2.22%) XSLT
12 5 (1.85%) J2EE
12 5 (1.85%) Natural Language Processing
Miscellaneous
1 36 (13.33%) Algorithms
2 34 (12.59%) Analytical Skills
3 17 (6.30%) Computer Science
4 6 (2.22%) Greenfield Project
5 4 (1.48%) Client/Server
5 4 (1.48%) Data Centre
5 4 (1.48%) Data Structures
5 4 (1.48%) Replication
6 3 (1.11%) Cyber Defence
6 3 (1.11%) Foreign Exchange (FX)
6 3 (1.11%) Wiki
7 2 (0.74%) Cyberthreat
7 2 (0.74%) Distributed Denial-of-Service
7 2 (0.74%) Equities
7 2 (0.74%) Fintech
7 2 (0.74%) Linux Command Line
7 2 (0.74%) Mainframe
7 2 (0.74%) Management Information System
7 2 (0.74%) Social Media
8 1 (0.37%) Grid Computing
Operating Systems
1 60 (22.22%) Unix
2 59 (21.85%) Linux
3 11 (4.07%) Windows
4 10 (3.70%) Red Hat Enterprise Linux
5 3 (1.11%) CentOS
Processes & Methodologies
1 73 (27.04%) Agile Software Development
2 72 (26.67%) ETL
3 64 (23.70%) Machine Learning
4 45 (16.67%) Open Source
5 44 (16.30%) Analytics
6 41 (15.19%) Business Intelligence
7 34 (12.59%) Continuous Integration
8 33 (12.22%) TDD
9 26 (9.63%) DevOps
10 25 (9.26%) Data Modelling
11 23 (8.52%) Software Engineering
12 22 (8.15%) Data Engineering
13 19 (7.04%) Data Architecture
14 18 (6.67%) Low Latency
14 18 (6.67%) Multithreading
14 18 (6.67%) Reverse Engineering
14 18 (6.67%) Visualisation
15 17 (6.30%) Data Analysis
15 17 (6.30%) High Availability
15 17 (6.30%) Scrum
Programming Languages
1 177 (65.56%) Java
2 151 (55.93%) Python
3 109 (40.37%) Scala
4 66 (24.44%) SQL
5 64 (23.70%) R
6 46 (17.04%) Perl
7 26 (9.63%) Bash Shell
8 14 (5.19%) C#
9 12 (4.44%) JavaScript
9 12 (4.44%) Shell Script
10 11 (4.07%) C++
11 9 (3.33%) MATLAB
11 9 (3.33%) PHP
12 6 (2.22%) VB.NET
13 5 (1.85%) C
14 2 (0.74%) Ruby
15 1 (0.37%) PL/SQL
15 1 (0.37%) T-SQL
Qualifications
1 18 (6.67%) Degree
2 8 (2.96%) Security Cleared
3 7 (2.59%) PhD
4 6 (2.22%) DV Cleared
5 2 (0.74%) CISA
5 2 (0.74%) CISM
5 2 (0.74%) CISSP
6 1 (0.37%) PMI Certification
6 1 (0.37%) PMP
6 1 (0.37%) SC Cleared
Quality Assurance & Compliance
1 13 (4.81%) QA
2 5 (1.85%) Data Quality
3 3 (1.11%) SLA
4 2 (0.74%) FedRAMP
4 2 (0.74%) PCI DSS
System Software
1 80 (29.63%) HDFS
2 35 (12.96%) Apache Flume
3 16 (5.93%) Apache ZooKeeper
4 8 (2.96%) Docker
5 4 (1.48%) Active Directory
6 2 (0.74%) Oracle RAC
7 1 (0.37%) Cronacle
7 1 (0.37%) Virtual Machines
Systems Management
1 64 (23.70%) Hadoop YARN
2 55 (20.37%) Oozie
3 27 (10.00%) Opscode Chef
4 20 (7.41%) Puppet
5 17 (6.30%) Ambari
6 9 (3.33%) Nagios
7 7 (2.59%) Ansible
8 2 (0.74%) Kibana
8 2 (0.74%) logstash
9 1 (0.37%) Salt
9 1 (0.37%) Terraform
Vendors
1 34 (12.59%) Hortonworks
2 32 (11.85%) Oracle
3 31 (11.48%) Cloudera
4 21 (7.78%) Ab Initio
5 19 (7.04%) MicroStrategy
5 19 (7.04%) Tableau
6 14 (5.19%) Talend
7 13 (4.81%) Red Hat
8 11 (4.07%) Informatica
8 11 (4.07%) Microsoft
9 10 (3.70%) Google
9 10 (3.70%) Teradata
10 6 (2.22%) MapR
11 5 (1.85%) SAP
12 3 (1.11%) Cognos
12 3 (1.11%) IBM
12 3 (1.11%) SaltStack
13 2 (0.74%) Netezza
13 2 (0.74%) Platfora
13 2 (0.74%) ServiceNow
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