Period
to 21 November 2017

The median contractor rate for a Hadoop Developer was £543 per day in advertised job vacancies in the City of London during the 6 months to 21 November 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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.

Hadoop Developer
Central London > City of London
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 238 237 238
Rank change year-on-year -1 +1 +52
Contract jobs requiring a Hadoop Developer 14 12 25
As % of all contract IT jobs advertised in the City of London 0.20% 0.18% 0.28%
As % of the Job Titles category 0.21% 0.19% 0.29%
Number of daily rates quoted 14 11 23
City of London median daily rate £543 £588 £500
Median daily rate % change year-on-year -7.53% +17.50% +5.26%
10th Percentile £471 £413 £365
90th Percentile £675 £675 £675
Central London median daily rate £543 £588 £500
% change year-on-year -7.53% +17.50% -
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in the City of London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
City of London
Contract vacancies in the City of London with a recognized job title 6761 6355 8632
% of contract IT jobs with a recognized job title 94.55% 95.52% 95.27%
Number of daily rates quoted 5338 5046 6770
City of London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +2.86%
10th Percentile £313 £313 £275
90th Percentile £688 £663 £650
Central London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 94 77 127
City of London median hourly rate £17.00 £17.50 £19.00
Median hourly rate % change year-on-year -2.86% -7.89% +8.57%
10th Percentile £11.25 £11.50 £10.30
90th Percentile £29.29 £48.40 £39.25
Central London median hourly rate £18.10 £17.21 £18.00
% change year-on-year +5.19% -4.40% +5.88%

Hadoop Developer
Job Vacancy Trend in the City of London

Job postings that featured Hadoop Developer in the job title as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Hadoop Developer in the City of London

Hadoop Developer
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Hadoop Developer in the City of London

Hadoop Developer
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Hadoop Developer in the City of London over the 6 months to 21 November 2017.

Contractor daily rate histogram for Hadoop Developer in the City of London

Hadoop Developer Skill Set
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 21 November 2017, Hadoop Developer contract jobs required the following IT 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 featuring Hadoop Developer in the job title.

1 14 (100.00%) Hadoop
2 10 (71.43%) Big Data
3 8 (57.14%) TDD
4 7 (50.00%) Java
5 6 (42.86%) Agile Software Development
6 5 (35.71%) Jenkins
6 5 (35.71%) JIRA
6 5 (35.71%) Kafka
6 5 (35.71%) HBase
7 4 (28.57%) RESTful
7 4 (28.57%) SQL
7 4 (28.57%) Web Services
7 4 (28.57%) JSON
7 4 (28.57%) Apache Spark
8 3 (21.43%) Samza
8 3 (21.43%) Docker
8 3 (21.43%) DevOps
8 3 (21.43%) Microservices
8 3 (21.43%) Digital Transformation Programme
8 3 (21.43%) JSON Schema
8 3 (21.43%) Apache
8 3 (21.43%) Python
8 3 (21.43%) E-Commerce
8 3 (21.43%) ETL
8 3 (21.43%) Investment Banking
8 3 (21.43%) Pair Programming
8 3 (21.43%) Banking
8 3 (21.43%) PostgreSQL
8 3 (21.43%) Hibernate
8 3 (21.43%) Scala

Hadoop Developer Skill Set
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 4 (28.57%) Apache Spark
2 3 (21.43%) Apache
2 3 (21.43%) Confluence
Cloud Services
1 1 (7.14%) Amazon AWS
Database & Business Intelligence
1 14 (100.00%) Hadoop
2 10 (71.43%) Big Data
3 5 (35.71%) HBase
4 3 (21.43%) Apache Cassandra
4 3 (21.43%) Apache Hive
4 3 (21.43%) MongoDB
4 3 (21.43%) PostgreSQL
5 2 (14.29%) Data Warehouse
6 1 (7.14%) Data Lake
6 1 (7.14%) Impala
6 1 (7.14%) Spotfire
Development Applications
1 5 (35.71%) Jenkins
1 5 (35.71%) JIRA
2 2 (14.29%) Eclipse
2 2 (14.29%) Git (software)
2 2 (14.29%) JUnit
2 2 (14.29%) Maven
2 2 (14.29%) Mockito
General
1 3 (21.43%) Banking
1 3 (21.43%) Investment Banking
2 2 (14.29%) Finance
3 1 (7.14%) Electronics
3 1 (7.14%) Manufacturing
3 1 (7.14%) Marketing
3 1 (7.14%) Telecoms
Libraries, Frameworks & Software Standards
1 5 (35.71%) Kafka
2 4 (28.57%) JSON
2 4 (28.57%) RESTful
2 4 (28.57%) Web Services
3 3 (21.43%) Guice
3 3 (21.43%) Hibernate
3 3 (21.43%) JPA
3 3 (21.43%) JSON Schema
3 3 (21.43%) REST
3 3 (21.43%) Samza
4 2 (14.29%) Apache Commons
4 2 (14.29%) Cascading
4 2 (14.29%) Spring
5 1 (7.14%) JMS
5 1 (7.14%) XML
Miscellaneous
1 2 (14.29%) Algorithms
1 2 (14.29%) Credit Risk
Processes & Methodologies
1 8 (57.14%) TDD
2 6 (42.86%) Agile Software Development
3 3 (21.43%) BDD
3 3 (21.43%) DevOps
3 3 (21.43%) Digital Transformation Programme
3 3 (21.43%) E-Commerce
3 3 (21.43%) ETL
3 3 (21.43%) Microservices
3 3 (21.43%) Pair Programming
3 3 (21.43%) Performance Testing
4 2 (14.29%) Analytics
4 2 (14.29%) Business Intelligence
4 2 (14.29%) Concurrent Programming
4 2 (14.29%) Data Modelling
4 2 (14.29%) ETL Development
4 2 (14.29%) Multithreading
4 2 (14.29%) Open Source
4 2 (14.29%) Scrum
4 2 (14.29%) Unit Testing
5 1 (7.14%) Programme Management
Programming Languages
1 7 (50.00%) Java
2 4 (28.57%) SQL
3 3 (21.43%) Groovy
3 3 (21.43%) Python
3 3 (21.43%) Scala
4 2 (14.29%) Bash Shell
Qualifications
1 1 (7.14%) DV Cleared
1 1 (7.14%) Security Cleared
Quality Assurance & Compliance
1 1 (7.14%) Data Quality
System Software
1 3 (21.43%) Docker
2 2 (14.29%) Apache ZooKeeper
Systems Management
1 2 (14.29%) Oozie
Vendors
1 1 (7.14%) Cloudera
1 1 (7.14%) Oracle
1 1 (7.14%) SAP
1 1 (7.14%) Tableau