The following table provides summary statistics for contract job vacancies advertised in Canary Wharf with a requirement for Hadoop skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Hadoop over the 3 months to 30 March 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.

Apache Hadoop
London / Canary Wharf
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 25 21 23
Rank change year-on-year -4 +2  
Contract jobs citing Hadoop 1 4 2
As % of all contract IT jobs advertised in Canary Wharf 0.76% 3.15% 1.67%
As % of the Database & Business Intelligence category 2.94% 12.12% 9.52%
Number of daily rates quoted 0 3 1
Median daily rate - £650 £500
Median daily rate % change year-on-year - +30.00%  
UK excluding London median daily rate £475 £500 £500
% change year-on-year -5.00% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £47.00 £38.00 £36.50
% change year-on-year +23.68% +4.10%  

Hadoop is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Canary Wharf with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
Canary Wharf
Contract job vacancies with a requirement for database and business intelligence skills 34 33 21
As % of all contract IT job vacancies advertised in Canary Wharf 25.95% 25.98% 17.50%
Number of daily rates quoted 28 30 14
Median daily rate £550 £480 £500
Median daily rate % change year-on-year +14.58% -4.00%  
90% offered a daily rate of more than £425 £355 £463
10% offered a daily rate of more than £625 £650 £650
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £35.00 £32.50 £32.50
% change year-on-year +7.69% -  

Hadoop
Job Vacancy Trend in Canary Wharf

The job posting trend of jobs advertised in Canary Wharf citing Hadoop as a proportion of all contract or permanent IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Hadoop in Canary Wharf

Hadoop
Contractor Daily Rate Trend in Canary Wharf

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Hadoop in Canary Wharf.

Contractor daily rate trend for Hadoop in Canary Wharf

For the 6 months to 30 March 2017, IT contractor jobs citing Hadoop 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 Canary Wharf region with a requirement for Hadoop.

1 7 (100.00%) Java
2 6 (85.71%) Finance
3 5 (71.43%) Spring
3 5 (71.43%) MongoDB
3 5 (71.43%) NoSQL
3 5 (71.43%) R
3 5 (71.43%) Kafka
3 5 (71.43%) Big Data
3 5 (71.43%) Apache Spark
4 4 (57.14%) Hadoop YARN
4 4 (57.14%) Apache Hive
4 4 (57.14%) Statistical Modelling
4 4 (57.14%) Impala
4 4 (57.14%) Analytical Skills
4 4 (57.14%) MarkLogic
4 4 (57.14%) Apache Pig
4 4 (57.14%) MapReduce
4 4 (57.14%) Riak
4 4 (57.14%) Apache Cassandra
4 4 (57.14%) Bash Shell
4 4 (57.14%) Lucene
4 4 (57.14%) Data Analysis
4 4 (57.14%) Open Source
4 4 (57.14%) Apache Solr
4 4 (57.14%) Hibernate
4 4 (57.14%) Python
4 4 (57.14%) Perl
4 4 (57.14%) Unix
4 4 (57.14%) Data Warehouse
4 4 (57.14%) JMS

Hadoop
Co-occurring IT Skills in Canary Wharf 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 5 (71.43%) Apache Spark
2 4 (57.14%) Apache Pig
2 4 (57.14%) Apache Solr
3 2 (28.57%) Apache
3 2 (28.57%) Oracle Coherence
4 1 (14.29%) DataSynapse
4 1 (14.29%) IIS
4 1 (14.29%) JBoss
4 1 (14.29%) Oracle HTTP Server
4 1 (14.29%) Tomcat
4 1 (14.29%) WebLogic
4 1 (14.29%) WebSphere
Applications
1 1 (14.29%) MS Excel
Cloud Services
1 1 (14.29%) Amazon AWS
1 1 (14.29%) Microsoft Azure
Communications & Networking
1 1 (14.29%) FCoE
1 1 (14.29%) Fibre Channel
1 1 (14.29%) HTTP
1 1 (14.29%) Internet
1 1 (14.29%) iSCSI
1 1 (14.29%) LAN
1 1 (14.29%) Multicast
1 1 (14.29%) NAS
1 1 (14.29%) SAN
1 1 (14.29%) WAN
Database & Business Intelligence
1 5 (71.43%) Big Data
1 5 (71.43%) MongoDB
1 5 (71.43%) NoSQL
2 4 (57.14%) Apache Cassandra
2 4 (57.14%) Apache Hive
2 4 (57.14%) Data Warehouse
2 4 (57.14%) Impala
2 4 (57.14%) MarkLogic
2 4 (57.14%) Riak
3 2 (28.57%) SQL Server
4 1 (14.29%) Hazelcast
4 1 (14.29%) HBase
Development Applications
1 1 (14.29%) Eclipse
1 1 (14.29%) IntelliJ
1 1 (14.29%) Maven
General
1 6 (85.71%) Finance
2 1 (14.29%) Banking
Job Titles
1 4 (57.14%) Developer
1 4 (57.14%) Java Developer
1 4 (57.14%) Senior Developer
1 4 (57.14%) Senior Java Developer
2 2 (28.57%) Big Data Developer
2 2 (28.57%) Big Data Engineer
2 2 (28.57%) Senior Big Data Developer
3 1 (14.29%) Cloud Architect
3 1 (14.29%) Cloud Infrastructure Architect
3 1 (14.29%) Data Engineer
3 1 (14.29%) Designer
3 1 (14.29%) DevOps Architect
3 1 (14.29%) Digital Architect
3 1 (14.29%) Infrastructure Architect
3 1 (14.29%) Java Engineer
3 1 (14.29%) Java Software Engineer
3 1 (14.29%) Senior Designer
3 1 (14.29%) Senior Java Engineer
3 1 (14.29%) Senior Java Software Engineer
3 1 (14.29%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 5 (71.43%) Kafka
1 5 (71.43%) Spring
2 4 (57.14%) Hibernate
2 4 (57.14%) JMS
2 4 (57.14%) Lucene
3 2 (28.57%) HTML
3 2 (28.57%) J2EE
3 2 (28.57%) XML
3 2 (28.57%) XSLT
4 1 (14.29%) Ajax
4 1 (14.29%) Esper
4 1 (14.29%) iBATIS
4 1 (14.29%) JSP
4 1 (14.29%) Middleware
4 1 (14.29%) Rendezvous
4 1 (14.29%) RESTful
4 1 (14.29%) Spring Boot
4 1 (14.29%) Web Services
4 1 (14.29%) WebSockets
4 1 (14.29%) XHTML
Miscellaneous
1 4 (57.14%) Analytical Skills
2 1 (14.29%) Market Risk
2 1 (14.29%) Online Banking
Operating Systems
1 4 (57.14%) Unix
2 1 (14.29%) Linux
2 1 (14.29%) Solaris
2 1 (14.29%) Windows
Processes & Methodologies
1 4 (57.14%) Data Analysis
1 4 (57.14%) MapReduce
1 4 (57.14%) Open Source
1 4 (57.14%) Statistical Modelling
2 2 (28.57%) Agile Software Development
3 1 (14.29%) Analytics
3 1 (14.29%) Benchmarking
3 1 (14.29%) Complex Event Processing
3 1 (14.29%) DevOps
3 1 (14.29%) Event-Driven Architecture
3 1 (14.29%) Inversion of Control
3 1 (14.29%) Performance Tuning
3 1 (14.29%) Scrum
3 1 (14.29%) Software Delivery
3 1 (14.29%) Software Engineering
3 1 (14.29%) Statistics
Programming Languages
1 7 (100.00%) Java
2 5 (71.43%) R
3 4 (57.14%) Bash Shell
3 4 (57.14%) Perl
3 4 (57.14%) Python
4 2 (28.57%) Scala
5 1 (14.29%) JavaScript
5 1 (14.29%) MATLAB
5 1 (14.29%) SQL
System Software
1 1 (14.29%) Hyper-V
1 1 (14.29%) KVM
1 1 (14.29%) NFS
1 1 (14.29%) Oracle RAC
1 1 (14.29%) SRDF
1 1 (14.29%) VMware Infrastructure
1 1 (14.29%) Xen
Systems Management
1 4 (57.14%) Hadoop YARN
Vendors
1 3 (42.86%) Oracle
2 2 (28.57%) IBM
3 1 (14.29%) AppDynamics
3 1 (14.29%) Cisco
3 1 (14.29%) Cloudera
3 1 (14.29%) EMC
3 1 (14.29%) Intel
3 1 (14.29%) NetApp
3 1 (14.29%) Sybase
3 1 (14.29%) TIBCO
3 1 (14.29%) Vertica
3 1 (14.29%) VMware