The table below looks at the statistics for Hadoop skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited Hadoop over the 3 months to 11 December 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
11 Dec 2016
Same period 2015 Same period 2014
Apache Hadoop
Rank 45 97 115
Rank change year-on-year
+52 +18
Contract jobs citing Hadoop 151 65 92
As % of all contract IT jobs located in the City of London 4.77% 1.91% 1.61%
As % of the Database & Business Intelligence category 16.95% 7.54% 6.96%
Number of daily rates quoted 132 56 80
Median daily rate £600 £513 £525
Median daily rate % change year-on-year
+17.07% -2.38%
90% offered a daily rate of more than £475 £375 £325
10% offered a daily rate of more than £675 £650 £700
UK excluding London median daily rate £500 £500 £475
% change year-on-year
- +5.26%
Number of hourly rates quoted 0 1 0
Median hourly rate - £37.50 -
UK excluding London median hourly rate £31.45 £40.00 £36.50
% change year-on-year
-21.37% +9.58%
Hadoop
London

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in contract jobs advertised in the City of London region.

Database & Business Intelligence Category
City of London
Contract IT job ads with a match in the
Database & Business Intelligence category
891 862 1322
As % of all contract IT jobs located in the City of London 28.17% 25.28% 23.10%
Number of daily rates quoted 724 707 1056
Median daily rate £500 £475 £420
Median daily rate % change year-on-year
+5.26% +13.09%
90% offered a daily rate of more than £375 £345 £288
10% offered a daily rate of more than £650 £625 £600
UK excluding London median daily rate £400 £385 £363
% change year-on-year
+3.89% +6.20%
Number of hourly rates quoted 1 2 3
Median hourly rate £45.00 £37.50 £30.00
Median hourly rate % change year-on-year
+20.00% +25.00%
UK excluding London median hourly rate £38.00 £25.00 £33.50
% change year-on-year
+52.00% -25.37%

Hadoop
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing Hadoop as a proportion of all IT contracts with a match in the Database & Business Intelligence category.

Hadoop Jobs Demand Trend in the City of London

Hadoop
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Hadoop across the City of London region.

Hadoop Daily Rate Trend in the City of London

Hadoop
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Hadoop across the City of London region over the 3 months to 11 December 2016.

Hadoop Daily Rate Histogram in the City of London

Hadoop
Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Hadoop across the City of London region.

Hadoop Hourly Rate Trend in the City of London

Hadoop
Top 30 Related IT Skills in the City of London

For the 6 months to 11 December 2016, 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 City of London region with a requirement for Hadoop.

1 169 (64.75%) Big Data
2 153 (58.62%) Apache Spark
3 139 (53.26%) Agile Software Development
4 138 (52.87%) Java
5 109 (41.76%) Scala
6 99 (37.93%) Python
7 86 (32.95%) Banking
8 85 (32.57%) SQL
9 84 (32.18%) Finance
10 62 (23.75%) TDD
11 61 (23.37%) Apache Hive
12 57 (21.84%) Scrum
13 52 (19.92%) Investment Banking
14 47 (18.01%) Continuous Integration
14 47 (18.01%) Akka
15 46 (17.62%) DevOps
15 46 (17.62%) Kafka
16 43 (16.48%) Analytics
16 43 (16.48%) ETL
17 41 (15.71%) NoSQL
18 40 (15.33%) Apache
18 40 (15.33%) Linux
19 39 (14.94%) SQL Server
20 37 (14.18%) JIRA
20 37 (14.18%) R
20 37 (14.18%) Apache Cassandra
20 37 (14.18%) Amazon AWS
21 36 (13.79%) MongoDB
22 35 (13.41%) HBase
22 35 (13.41%) HDFS

Hadoop
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
1 153 (58.62%) Apache Spark
2 40 (15.33%) Apache
3 34 (13.03%) Elasticsearch
4 24 (9.20%) Apache Pig
5 13 (4.98%) Confluence
6 8 (3.07%) OpenStack
7 7 (2.68%) BizTalk Server
8 6 (2.30%) Oracle Coherence
9 5 (1.92%) Jupyter
10 4 (1.53%) SAS
11 3 (1.15%) Apache Solr
12 2 (0.77%) SharePoint
13 1 (0.38%) Oracle HTTP Server
13 1 (0.38%) Tomcat
13 1 (0.38%) WebLogic
Applications
1 2 (0.77%) HipChat
1 2 (0.77%) MS Excel
2 1 (0.38%) MS PowerPoint
2 1 (0.38%) SPSS
2 1 (0.38%) Weka
Business Applications
1 4 (1.53%) SAP Oil and Gas
Cloud Services
1 37 (14.18%) Amazon AWS
2 19 (7.28%) Microsoft Azure
3 16 (6.13%) Cloud Computing
4 11 (4.21%) Amazon EC2
5 5 (1.92%) Amazon Kinesis
6 4 (1.53%) Google Cloud Platform
7 2 (0.77%) GitHub
7 2 (0.77%) IaaS
7 2 (0.77%) PaaS
8 1 (0.38%) Amazon EMR
Communications & Networking
1 7 (2.68%) FTP
2 5 (1.92%) Kerberos
3 3 (1.15%) DNS
3 3 (1.15%) Firewall
3 3 (1.15%) Network Security
4 2 (0.77%) Internet
4 2 (0.77%) OpenLDAP
4 2 (0.77%) OpenVPN
4 2 (0.77%) SSH
4 2 (0.77%) TCP/IP
5 1 (0.38%) AMQP
5 1 (0.38%) Fibre Channel
5 1 (0.38%) HTTP
5 1 (0.38%) LAN
5 1 (0.38%) NAS
5 1 (0.38%) SAN
5 1 (0.38%) WAN
Database & Business Intelligence
1 169 (64.75%) Big Data
2 61 (23.37%) Apache Hive
3 41 (15.71%) NoSQL
4 39 (14.94%) SQL Server
5 37 (14.18%) Apache Cassandra
6 36 (13.79%) MongoDB
7 35 (13.41%) HBase
8 34 (13.03%) Data Warehouse
9 27 (10.34%) Relational Database
10 19 (7.28%) Data Lake
10 19 (7.28%) PostgreSQL
11 11 (4.21%) Amazon DynamoDB
12 10 (3.83%) Sqoop
13 8 (3.07%) Impala
14 6 (2.30%) Amazon Redshift
14 6 (2.30%) Cloudera CDH
14 6 (2.30%) Neo4j
15 5 (1.92%) Flink
15 5 (1.92%) RDBMS
15 5 (1.92%) Spark SQL
Development Applications
1 37 (14.18%) JIRA
2 26 (9.96%) Git (software)
3 17 (6.51%) Jenkins
4 14 (5.36%) Maven
5 12 (4.60%) TeamCity
6 11 (4.21%) Octopus Deploy
7 9 (3.45%) JUnit
8 8 (3.07%) FishEye
9 7 (2.68%) Cucumber
9 7 (2.68%) Subversion
10 5 (1.92%) Ant
10 5 (1.92%) Hudson
10 5 (1.92%) Sonatype Nexus
10 5 (1.92%) Team Foundation Server
11 4 (1.53%) Gradle
11 4 (1.53%) JSUnit
11 4 (1.53%) PHPUnit
12 3 (1.15%) Build Forge
12 3 (1.15%) ERwin
12 3 (1.15%) Talend Open Studio
General
1 86 (32.95%) Banking
2 84 (32.18%) Finance
3 52 (19.92%) Investment Banking
4 35 (13.41%) Front Office
5 18 (6.90%) Retail
6 10 (3.83%) Marketing
7 9 (3.45%) Financial Institution
8 8 (3.07%) Legal
9 4 (1.53%) Electronics
9 4 (1.53%) Manufacturing
9 4 (1.53%) Telecoms
10 1 (0.38%) Corporate Banking
10 1 (0.38%) Multimedia
10 1 (0.38%) Retail Banking
10 1 (0.38%) Wholesale Banking
Job Titles
1 115 (44.06%) Developer
2 55 (21.07%) Java Developer
3 48 (18.39%) Scala Developer
4 40 (15.33%) Big Data Developer
5 37 (14.18%) Data Engineer
6 33 (12.64%) Architect
7 27 (10.34%) Big Data Engineer
8 25 (9.58%) Java Scala Developer
9 22 (8.43%) Senior Developer
10 21 (8.05%) Senior Java Developer
11 19 (7.28%) Data Architect
11 19 (7.28%) Hadoop Engineer
12 14 (5.36%) Apache Spark Developer
12 14 (5.36%) Hadoop Developer
12 14 (5.36%) Market Risk Developer
12 14 (5.36%) Market Risk Java Developer
13 13 (4.98%) Data Scientist
14 12 (4.60%) .NET Developer
15 11 (4.21%) C# Developer
15 11 (4.21%) Cloud Developer
Libraries, Frameworks & Software Standards
1 47 (18.01%) Akka
2 46 (17.62%) Kafka
3 19 (7.28%) .NET
4 17 (6.51%) Web Services
5 13 (4.98%) JMS
6 12 (4.60%) ASP.NET
6 12 (4.60%) REST
7 11 (4.21%) ASP.NET MVC
7 11 (4.21%) RabbitMQ
7 11 (4.21%) Spring
8 9 (3.45%) Spark Streaming
9 7 (2.68%) JSON
10 6 (2.30%) AngularJS
10 6 (2.30%) HTML
11 5 (1.92%) ELK Stack
11 5 (1.92%) MLlib
11 5 (1.92%) Play Framework
12 4 (1.53%) Apache Avro
12 4 (1.53%) Node.js
12 4 (1.53%) spray
Miscellaneous
1 23 (8.81%) Analytical Skills
2 21 (8.05%) Equities
3 17 (6.51%) Derivative
3 17 (6.51%) Foreign Exchange (FX)
3 17 (6.51%) Statistics
4 16 (6.13%) Algorithms
4 16 (6.13%) Computer Science
4 16 (6.13%) Mathematics
5 15 (5.75%) Market Risk
6 13 (4.98%) Visualisation
7 12 (4.60%) Public Cloud
8 11 (4.21%) Management Information System
9 8 (3.07%) Fixed Income
10 6 (2.30%) Data Integration
10 6 (2.30%) Hedge funds
11 5 (1.92%) Fintech
11 5 (1.92%) Interest Rate Derivative
12 3 (1.15%) Data Centre
12 3 (1.15%) Inversion of Control
13 2 (0.77%) Credit Risk
Operating Systems
1 40 (15.33%) Linux
2 13 (4.98%) Red Hat Enterprise Linux
2 13 (4.98%) Windows
3 12 (4.60%) Unix
4 11 (4.21%) CentOS
5 2 (0.77%) AIX
5 2 (0.77%) Android
5 2 (0.77%) Apple iOS
5 2 (0.77%) Solaris
5 2 (0.77%) Windows Server
Processes & Methodologies
1 139 (53.26%) Agile Software Development
2 62 (23.75%) TDD
3 57 (21.84%) Scrum
4 47 (18.01%) Continuous Integration
5 46 (17.62%) DevOps
6 43 (16.48%) Analytics
6 43 (16.48%) ETL
7 28 (10.73%) BDD
8 27 (10.34%) Business Intelligence
8 27 (10.34%) Open Source
9 25 (9.58%) E-Commerce
10 24 (9.20%) Data Modelling
10 24 (9.20%) Microservices
11 22 (8.43%) High Availability
12 20 (7.66%) Continuous Deployment
12 20 (7.66%) MapReduce
12 20 (7.66%) Pair Programming
12 20 (7.66%) Risk Management
13 18 (6.90%) Machine Learning
14 16 (6.13%) Multithreading
Programming Languages
1 138 (52.87%) Java
2 109 (41.76%) Scala
3 99 (37.93%) Python
4 85 (32.57%) SQL
5 37 (14.18%) R
6 20 (7.66%) JavaScript
7 18 (6.90%) C#
8 13 (4.98%) Shell Script
9 12 (4.60%) Haskell
10 8 (3.07%) Bash Shell
11 6 (2.30%) MATLAB
12 5 (1.92%) Ruby
13 4 (1.53%) PL/SQL
13 4 (1.53%) T-SQL
14 3 (1.15%) C
14 3 (1.15%) Perl
14 3 (1.15%) PowerShell
14 3 (1.15%) VBA
15 2 (0.77%) C++
15 2 (0.77%) PHP
Qualifications
1 21 (8.05%) Degree
2 10 (3.83%) Security Cleared
3 7 (2.68%) SC Cleared
4 6 (2.30%) PhD
5 2 (0.77%) CTC Cleared
5 2 (0.77%) DV Cleared
5 2 (0.77%) RHCE
5 2 (0.77%) RHCSA
6 1 (0.38%) AWS Certification
6 1 (0.38%) BPSS Clearance
6 1 (0.38%) CFA
6 1 (0.38%) PMP
Quality Assurance & Compliance
1 10 (3.83%) Data Quality
2 7 (2.68%) QA
3 2 (0.77%) MiFID
System Software
1 35 (13.41%) HDFS
2 18 (6.90%) Docker
3 6 (2.30%) Apache ZooKeeper
4 5 (1.92%) Active Directory
5 4 (1.53%) Apache Flume
6 3 (1.15%) VMware Infrastructure
7 2 (0.77%) Oracle RAC
7 2 (0.77%) Postfix
7 2 (0.77%) Squid
7 2 (0.77%) vCloud
8 1 (0.38%) Hyper-V
8 1 (0.38%) KVM
8 1 (0.38%) NFS
8 1 (0.38%) SRDF
8 1 (0.38%) Xen
Systems Management
1 22 (8.43%) Opscode Chef
2 19 (7.28%) Puppet
3 14 (5.36%) Hadoop YARN
4 11 (4.21%) Ansible
5 7 (2.68%) Oracle ZFS
6 6 (2.30%) Oozie
7 4 (1.53%) Grafana
7 4 (1.53%) Kubernetes
8 3 (1.15%) Graphite
8 3 (1.15%) Kibana
8 3 (1.15%) logstash
8 3 (1.15%) Nagios
8 3 (1.15%) Terraform
9 2 (0.77%) Ambari
9 2 (0.77%) Rancher
9 2 (0.77%) Salt
9 2 (0.77%) ZABBIX
10 1 (0.38%) ArcSight ESM
10 1 (0.38%) Control-M
Vendors
1 16 (6.13%) Atlassian
2 15 (5.75%) Cloudera
2 15 (5.75%) Oracle
2 15 (5.75%) Tableau
3 14 (5.36%) Teradata
4 11 (4.21%) Hortonworks
5 8 (3.07%) MicroStrategy
5 8 (3.07%) Red Hat
6 7 (2.68%) VMware
7 5 (1.92%) Google
7 5 (1.92%) SAP
8 4 (1.53%) IBM
8 4 (1.53%) Netezza
8 4 (1.53%) Sybase
9 3 (1.15%) Cisco
9 3 (1.15%) HP
9 3 (1.15%) SaltStack
9 3 (1.15%) Splunk
9 3 (1.15%) Talend
9 3 (1.15%) TIBCO
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