The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Hadoop skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Hadoop over the 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

Apache Hadoop
London / City of London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 144 125 123
Rank change year-on-year -19 -2  
Permanent jobs citing Hadoop 90 145 223
As % of all permanent IT jobs advertised in the City of London 1.72% 2.31% 2.16%
As % of the Database & Business Intelligence category 5.49% 8.50% 7.31%
Number of salaries quoted 77 132 189
Median salary £65,000 £66,250 £65,000
Median salary % change year-on-year -1.88% +1.92%  
90% offered a salary of more than £50,000 £45,150 £45,000
10% offered a salary of more than £100,000 £100,000 £90,000
UK excluding London median salary £54,000 £54,000 £50,000
% change year-on-year - +8.00%  

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 permanent job vacancies advertised in the City of London with a requirement for database and business intelligence skills.

Database & Business Intelligence Skills
City of London
Permanent job vacancies with a requirement for database and business intelligence skills 1640 1705 3049
As % of all permanent IT job vacancies advertised in the City of London 31.32% 27.12% 29.51%
Number of salaries quoted 1453 1535 2646
Median salary £60,000 £57,500 £57,500
Median salary % change year-on-year +4.34% -  
90% offered a salary of more than £42,500 £40,000 £40,000
10% offered a salary of more than £77,500 £77,500 £80,000
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

Hadoop
Job Vacancy Trend in the City of London

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

Job vacancy trend for Hadoop in the City of London

Hadoop
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Hadoop in the City of London.

Salary trend for Hadoop in the City of London

Hadoop
Salary Histogram in the City of London

The salary distribution of IT jobs citing Hadoop in the City of London over the 3 months to 26 June 2017.

Salary histogram for Hadoop in the City of London

For the 6 months to 26 June 2017, IT jobs citing Hadoop 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 Hadoop.

1 127 (61.06%) Big Data
2 108 (51.92%) Python
3 105 (50.48%) Apache Spark
4 94 (45.19%) Java
5 72 (34.62%) Analytics
6 69 (33.17%) Agile Software Development
7 66 (31.73%) SQL
8 64 (30.77%) NoSQL
9 63 (30.29%) Apache Hive
10 55 (26.44%) Finance
11 53 (25.48%) Machine Learning
12 51 (24.52%) Apache Cassandra
13 49 (23.56%) Scala
14 47 (22.60%) Analytical Skills
14 47 (22.60%) Linux
15 43 (20.67%) SQL Server
16 42 (20.19%) MapReduce
17 39 (18.75%) R
18 36 (17.31%) Amazon AWS
18 36 (17.31%) MongoDB
18 36 (17.31%) Relational Database
19 35 (16.83%) DevOps
19 35 (16.83%) Data Analytics
20 34 (16.35%) Kafka
21 33 (15.87%) Open Source
22 32 (15.38%) HDFS
23 31 (14.90%) HBase
24 30 (14.42%) Degree
25 29 (13.94%) Mathematics
25 29 (13.94%) ETL

Hadoop
Co-occurring 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
1 105 (50.48%) Apache Spark
2 25 (12.02%) Apache Pig
3 20 (9.62%) Elasticsearch
4 16 (7.69%) Apache Solr
5 14 (6.73%) Tomcat
6 13 (6.25%) Jetty
6 13 (6.25%) SAS
7 12 (5.77%) OpenStack
7 12 (5.77%) WebLogic
7 12 (5.77%) WebSphere
8 11 (5.29%) JBoss
9 10 (4.81%) Apache
10 5 (2.40%) WebSphere Application Server
11 3 (1.44%) GemFire
12 1 (0.48%) Cloud Foundry
12 1 (0.48%) Confluence
12 1 (0.48%) GlassFish
12 1 (0.48%) IIS
Applications
1 10 (4.81%) SPSS
2 1 (0.48%) Gephi
2 1 (0.48%) Microsoft Excel
2 1 (0.48%) Microsoft Office
2 1 (0.48%) Microsoft PowerPoint
Cloud Services
1 36 (17.31%) Amazon AWS
2 24 (11.54%) Microsoft Azure
3 11 (5.29%) GitHub
3 11 (5.29%) SaaS
4 6 (2.88%) Amazon EMR
5 3 (1.44%) Cloud Computing
6 2 (0.96%) Amazon S3
6 2 (0.96%) Google Cloud Platform
6 2 (0.96%) Office 365
6 2 (0.96%) OpenShift
7 1 (0.48%) Amazon Kinesis
7 1 (0.48%) Amazon SQS
7 1 (0.48%) Azure Machine Learning
7 1 (0.48%) PaaS
Communications & Networking
1 3 (1.44%) DNS
1 3 (1.44%) TCP/IP
2 2 (0.96%) DHCP
2 2 (0.96%) Firewall
2 2 (0.96%) Internet
2 2 (0.96%) Kerberos
2 2 (0.96%) LAN
2 2 (0.96%) LDAP
2 2 (0.96%) Software-Defined Networking
2 2 (0.96%) SSL
2 2 (0.96%) WAN
3 1 (0.48%) SMPP
3 1 (0.48%) SMS
3 1 (0.48%) VPN
Database & Business Intelligence
1 127 (61.06%) Big Data
2 64 (30.77%) NoSQL
3 63 (30.29%) Apache Hive
4 51 (24.52%) Apache Cassandra
5 43 (20.67%) SQL Server
6 36 (17.31%) MongoDB
6 36 (17.31%) Relational Database
7 31 (14.90%) HBase
8 26 (12.50%) MySQL
8 26 (12.50%) Redis
9 20 (9.62%) SQL Server Integration Services
10 18 (8.65%) Data Warehouse
11 17 (8.17%) Sqoop
12 15 (7.21%) PostgreSQL
13 13 (6.25%) Data Mining
14 12 (5.77%) Couchbase
15 11 (5.29%) RDBMS
15 11 (5.29%) Riak
16 8 (3.85%) Data Lake
16 8 (3.85%) SQL Server Analysis Services
Development Applications
1 10 (4.81%) Hamcrest
1 10 (4.81%) jMock
1 10 (4.81%) JUnit
2 8 (3.85%) Git (software)
3 7 (3.37%) Jenkins
3 7 (3.37%) JIRA
3 7 (3.37%) Subversion
4 5 (2.40%) RStudio
4 5 (2.40%) SQL Server Management Studio (SSMS)
5 4 (1.92%) Atlassian Bamboo
5 4 (1.92%) Maven
5 4 (1.92%) Selenium
6 3 (1.44%) ERwin
6 3 (1.44%) Talend Open Studio
6 3 (1.44%) Team Foundation Server
6 3 (1.44%) Travis CI
7 2 (0.96%) Jasmine
7 2 (0.96%) TeamCity
8 1 (0.48%) Artifactory
8 1 (0.48%) TestNG
General
1 55 (26.44%) Finance
2 27 (12.98%) Banking
3 23 (11.06%) Retail
4 8 (3.85%) Investment Banking
4 8 (3.85%) Marketing
5 4 (1.92%) Front Office
6 3 (1.44%) Advertising
6 3 (1.44%) Legal
7 1 (0.48%) Automotive
7 1 (0.48%) Back Office
7 1 (0.48%) Billing
7 1 (0.48%) Manufacturing
7 1 (0.48%) Pharmaceutical
7 1 (0.48%) Publishing
7 1 (0.48%) Wholesale Banking
Job Titles
1 65 (31.25%) Developer
2 38 (18.27%) Data Scientist
3 33 (15.87%) Java Developer
4 19 (9.13%) Architect
5 16 (7.69%) Hadoop Developer
6 13 (6.25%) Data Analytics Scientist
6 13 (6.25%) Senior Data Scientist
7 12 (5.77%) Data Architect
7 12 (5.77%) Data Engineer
7 12 (5.77%) E-Commerce Director
7 12 (5.77%) Programmer
7 12 (5.77%) Technology Director
8 11 (5.29%) Big Data Developer
8 11 (5.29%) Scala Developer
9 10 (4.81%) Big Data Architect
9 10 (4.81%) Big Data Engineer
10 9 (4.33%) Java Programmer
11 8 (3.85%) Administrator
11 8 (3.85%) Data Administrator
11 8 (3.85%) Linux Administrator
Libraries, Frameworks & Software Standards
1 34 (16.35%) Kafka
2 24 (11.54%) Web Services
3 23 (11.06%) .NET
4 14 (6.73%) Node.js
4 14 (6.73%) React
4 14 (6.73%) REST
4 14 (6.73%) Spring
5 13 (6.25%) AngularJS
6 12 (5.77%) Elastic Stack
6 12 (5.77%) Lucene
6 12 (5.77%) RESTful
6 12 (5.77%) XML
7 11 (5.29%) Hibernate
8 10 (4.81%) Guice
9 9 (4.33%) SOAP
10 8 (3.85%) Akka
10 8 (3.85%) Flask
10 8 (3.85%) Grails
10 8 (3.85%) JSON
10 8 (3.85%) RabbitMQ
Miscellaneous
1 47 (22.60%) Analytical Skills
2 29 (13.94%) Algorithms
3 25 (12.02%) Computer Science
4 14 (6.73%) Virtual Team
5 10 (4.81%) Credit Risk
6 8 (3.85%) Fintech
7 6 (2.88%) Enterprise Software
7 6 (2.88%) Greenfield Project
8 3 (1.44%) Data Centre
8 3 (1.44%) Market Risk
8 3 (1.44%) Tandem
9 2 (0.96%) Hedge funds
10 1 (0.48%) Data Structures
10 1 (0.48%) Derivative
10 1 (0.48%) Equities
10 1 (0.48%) Management Information System
10 1 (0.48%) Reinsurance
10 1 (0.48%) Robotics
Operating Systems
1 47 (22.60%) Linux
2 12 (5.77%) Unix
3 7 (3.37%) Windows
4 6 (2.88%) Android
4 6 (2.88%) Apple iOS
5 4 (1.92%) Red Hat Enterprise Linux
6 3 (1.44%) CentOS
6 3 (1.44%) Mac OS X
7 2 (0.96%) Solaris
7 2 (0.96%) Windows Server
8 1 (0.48%) VMS
Processes & Methodologies
1 72 (34.62%) Analytics
2 69 (33.17%) Agile Software Development
3 53 (25.48%) Machine Learning
4 42 (20.19%) MapReduce
5 35 (16.83%) Data Analytics
5 35 (16.83%) DevOps
6 33 (15.87%) Open Source
7 29 (13.94%) ETL
7 29 (13.94%) Mathematics
8 24 (11.54%) Data Integration
9 23 (11.06%) E-Commerce
10 20 (9.62%) Mentoring
11 19 (9.13%) Business Intelligence
11 19 (9.13%) Continuous Integration
11 19 (9.13%) TDD
12 18 (8.65%) Multithreading
12 18 (8.65%) Performance Tuning
12 18 (8.65%) Statistics
13 17 (8.17%) OO
13 17 (8.17%) Stakeholder Management
Programming Languages
1 108 (51.92%) Python
2 94 (45.19%) Java
3 66 (31.73%) SQL
4 49 (23.56%) Scala
5 39 (18.75%) R
6 28 (13.46%) C#
7 22 (10.58%) JavaScript
7 22 (10.58%) Perl
8 18 (8.65%) Bash Shell
9 17 (8.17%) Go
10 10 (4.81%) C++
11 7 (3.37%) PHP
11 7 (3.37%) T-SQL
12 6 (2.88%) MATLAB
13 4 (1.92%) Erlang
13 4 (1.92%) Ruby
13 4 (1.92%) Shell Script
14 2 (0.96%) CoffeeScript
14 2 (0.96%) PowerShell
15 1 (0.48%) F#
Qualifications
1 30 (14.42%) Degree
2 16 (7.69%) PhD
3 10 (4.81%) Computer Science Degree
3 10 (4.81%) DV Cleared
3 10 (4.81%) Security Cleared
4 5 (2.40%) SC Cleared
5 4 (1.92%) Master's Degree
6 1 (0.48%) Numerate Degree
Quality Assurance & Compliance
1 11 (5.29%) Data Quality
2 8 (3.85%) Sarbanes-Oxley
3 3 (1.44%) QA
4 1 (0.48%) MiFID
System Software
1 32 (15.38%) HDFS
2 15 (7.21%) Docker
3 6 (2.88%) Apache Flume
4 2 (0.96%) Apache ZooKeeper
4 2 (0.96%) vSphere
5 1 (0.48%) Active Directory
5 1 (0.48%) Virtual Machines
Systems Management
1 23 (11.06%) Puppet
2 21 (10.10%) Ansible
2 21 (10.10%) Oozie
3 17 (8.17%) Opscode Chef
4 12 (5.77%) Kibana
4 12 (5.77%) logstash
4 12 (5.77%) Salt
5 8 (3.85%) Ambari
6 6 (2.88%) Mesos
7 5 (2.40%) Kubernetes
8 2 (0.96%) Docker Swarm
8 2 (0.96%) Microsoft Intune
8 2 (0.96%) SCCM
9 1 (0.48%) Graphite
9 1 (0.48%) Marathon
9 1 (0.48%) Rundeck
Vendors
1 18 (8.65%) Hortonworks
2 15 (7.21%) Oracle
3 12 (5.77%) Cloudera
3 12 (5.77%) Microsoft
4 10 (4.81%) Tableau
5 8 (3.85%) Apigee
6 6 (2.88%) IBM
7 3 (1.44%) Cisco
7 3 (1.44%) Informatica
7 3 (1.44%) MapR
7 3 (1.44%) Talend
7 3 (1.44%) Twitter
7 3 (1.44%) Vertica
8 2 (0.96%) LANDesk
8 2 (0.96%) Red Hat
8 2 (0.96%) Solace
8 2 (0.96%) SolarWinds
8 2 (0.96%) TIBCO
8 2 (0.96%) TOWER Software
8 2 (0.96%) VMware
City, London
Montash
Salary: From £90,000 to £100,000 per annum + 10% Bonus + Pensions + Healthcare
Posted: 9 hours ago
City, London
Coded People
Salary: £40000 - £45000 per annum
Posted: 16 hours ago
City, London
Harrington Starr
Salary: £40000 - £50000 per annum + Bonus and Benefits
Posted: 15 hours ago
City, London
Harrington Starr
Salary: £40000 - £50000 per annum + Bonus and Benefits
Posted: 15 hours ago
City, London
Oliver Bernard
Salary: £50000 - £60000 per annum + benefits & stocks
Posted: 4 days ago
City, London
Stott & May
Salary: £35000 - £50000 per annum
Posted: 5 days ago
City, London
Coded People
Salary: £80000 - £90000 per annum
Posted: 6 days ago
City, London
Big Wednesday Digital Ltd
Salary: £45000 - £85000 per annum + Negotiable
Posted: 2 days ago
City, London
Vadis People
Salary: circ £50,000 to £65,000
Posted: 3 days ago
City, London
Big Wednesday Digital Ltd
Salary: Negotiable
Posted: 2 days ago
City, London
ANSON MCCADE
Salary: £45,000 - £60,000k plus brilliant package and unrivalled development
Posted: 6 days ago
City, London
Burns Sheehan
Salary: £35000 - £70000 per annum + Bonus and working from home
Posted: 6 days ago
City, London
Harrington Starr
Salary: £70000 - £90000 per annum
Posted: Yesterday
City, London
Cititec
Salary: £55000 - £60000 per annum
Posted: 5 days ago
City, London
Big Wednesday Digital Ltd
Salary: £55000 - £95000 per annum
Posted: 3 days ago
City, London
Networkers
Salary: £50000 - £90000 per annum
Posted: 4 days ago
City, London
TEKsystems
Salary: £45000 - £60000 per annum + bonus, benefits and stock
Posted: 5 days ago
City, London
Harvey Nash plc
Salary: £90000 - £110000 per annum
Posted: 5 days ago
City of London
Huxley
Salary: £40000 - £80000 per annum + competitive
Posted: 10 days ago
City, London
Charles Taylor plc
Salary: Market related
Posted: 11 days ago
City, London
Hotels.com
Salary: Competitive
Posted: 17 days ago
City of London
Huxley
Salary: £50000 - £90000 per annum + Benefits + Bonus
Posted: 24 days ago
City, London
Hotels.com
Salary: Competitive
Posted: 17 days ago
City of London
Energon Global
Salary: £40000.00 - £60000.00 per annum + bonus + benefits
Posted: 17 days ago