Period
to 28 February 2020

The following table provides summary statistics for contract job vacancies advertised in Central London with a requirement for Hadoop YARN skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Hadoop YARN over the 6 months to 28 February 2020 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 YARN (MapReduce 2.0)
London > Central London
6 months to
28 Feb 2020
Same period 2019 Same period 2018
Rank 203 268 266
Rank change year-on-year +65 -2 -27
Contract jobs citing Hadoop YARN 12 20 16
As % of all contract IT jobs advertised in Central London 0.20% 0.22% 0.18%
As % of the Systems Management category 1.34% 1.22% 1.45%
Number of daily rates quoted 10 19 16
Central London median daily rate £669 £675 £550
Median daily rate % change year-on-year -0.93% +22.78% -8.38%
10th Percentile £508 £563 £465
90th Percentile £700 £855 £613
London median daily rate £613 £625 £550
% change year-on-year -2.00% +13.64% -4.35%
Number of hourly rates quoted 0 0 0
Central London median hourly rate - - -
London median hourly rate - - -

Hadoop YARN is in the Systems Management category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Central London with a requirement for systems management skills.

All Systems Management Skills
Central London
Contract vacancies with a requirement for systems management skills 897 1,644 1,105
As % of all contract IT jobs advertised in Central London 15.29% 18.38% 12.24%
Number of daily rates quoted 681 1,263 874
Central London median daily rate £525 £550 £500
Median daily rate % change year-on-year -4.55% +10.00% -
10th Percentile £293 £313 £313
90th Percentile £675 £675 £655
London median daily rate £550 £550 £525
% change year-on-year - +4.76% +5.00%
Number of hourly rates quoted 13 24 21
Central London median hourly rate £18.70 £18.70 £22.00
Median hourly rate % change year-on-year - -15.00% -20.00%
10th Percentile £12.42 £13.31 £11.81
90th Percentile £29.35 £39.38 £67.50
London median hourly rate £20.50 £23.84 £25.00
% change year-on-year -13.99% -4.66% +12.78%

Hadoop YARN
Job Vacancy Trend in Central London

Job postings citing Hadoop YARN as a percentage of all IT jobs advertised in Central London.

Job vacancy trend for Hadoop YARN in Central London

Hadoop YARN
Contractor Daily Rate Trend in Central London

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

Contractor daily rate trend for Hadoop YARN in Central London

Hadoop YARN
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Hadoop YARN in Central London over the 6 months to 28 February 2020.

Contractor daily rate histogram for Hadoop YARN in Central London

Hadoop YARN
Contract Job Locations in Central London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Hadoop YARN within the Central London region over the 6 months to 28 February 2020. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +62 12 £669 -0.93% 1
Hadoop YARN
London

For the 6 months to 28 February 2020, IT contractor jobs citing Hadoop YARN also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Central London region with a requirement for Hadoop YARN.

1 12 (100.00%) Apache Spark
2 10 (83.33%) Python
2 10 (83.33%) Hadoop
3 9 (75.00%) Scala
3 9 (75.00%) HBase
3 9 (75.00%) HDFS
4 8 (66.67%) Kafka
4 8 (66.67%) Agile Software Development
4 8 (66.67%) TDD
5 6 (50.00%) Java
5 6 (50.00%) Apache Hive
5 6 (50.00%) Impala
6 5 (41.67%) DevOps
6 5 (41.67%) R
6 5 (41.67%) SQL
6 5 (41.67%) Unix
6 5 (41.67%) Performance Testing
7 4 (33.33%) Google
7 4 (33.33%) Retail Banking
7 4 (33.33%) Spring
7 4 (33.33%) JIRA
7 4 (33.33%) Computer Science
7 4 (33.33%) OOP
7 4 (33.33%) Finance
7 4 (33.33%) BDD
7 4 (33.33%) Big Data
7 4 (33.33%) Jenkins
7 4 (33.33%) Functional Programming
7 4 (33.33%) Performance Tuning
7 4 (33.33%) GCP

Hadoop YARN
Co-occurring IT Skills in Central 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 12 (100.00%) Apache Spark
2 1 (8.33%) Jupyter
Applications
1 1 (8.33%) Microsoft Excel
Cloud Services
1 4 (33.33%) GCP
2 1 (8.33%) Amazon EMR
2 1 (8.33%) Amazon Kinesis
2 1 (8.33%) AWS
2 1 (8.33%) Power Platform
Database & Business Intelligence
1 10 (83.33%) Hadoop
2 9 (75.00%) HBase
3 6 (50.00%) Apache Hive
3 6 (50.00%) Impala
4 4 (33.33%) Big Data
5 3 (25.00%) Sqoop
6 1 (8.33%) Power BI
6 1 (8.33%) Spark SQL
6 1 (8.33%) SQL Server
Development Applications
1 4 (33.33%) Jenkins
1 4 (33.33%) JIRA
1 4 (33.33%) Travis CI
General
1 4 (33.33%) Finance
1 4 (33.33%) Retail Banking
2 1 (8.33%) Banking
Job Titles
1 8 (66.67%) Data Engineer
2 4 (33.33%) Developer
2 4 (33.33%) Hadoop Developer
2 4 (33.33%) Java Developer
2 4 (33.33%) Java Hadoop Developer
3 3 (25.00%) Big Data Engineer
4 1 (8.33%) Cloud Engineer
4 1 (8.33%) Hadoop Engineer
4 1 (8.33%) Python Engineer
Libraries, Frameworks & Software Standards
1 8 (66.67%) Kafka
2 4 (33.33%) PySpark
2 4 (33.33%) Spark Streaming
2 4 (33.33%) Spring
3 2 (16.67%) Akka
3 2 (16.67%) JSON
Miscellaneous
1 4 (33.33%) Linux Command Line
2 2 (16.67%) Life Science
2 2 (16.67%) Semantic Web
3 1 (8.33%) Algorithms
Operating Systems
1 5 (41.67%) Unix
Processes & Methodologies
1 8 (66.67%) Agile Software Development
1 8 (66.67%) TDD
2 5 (41.67%) DevOps
2 5 (41.67%) Performance Testing
3 4 (33.33%) BDD
3 4 (33.33%) Computer Science
3 4 (33.33%) Functional Programming
3 4 (33.33%) OOP
3 4 (33.33%) Performance Optimisation
3 4 (33.33%) Performance Tuning
4 3 (25.00%) Machine Learning
5 2 (16.67%) ETL
5 2 (16.67%) Microservices
5 2 (16.67%) Migration
5 2 (16.67%) SDLC
6 1 (8.33%) Artificial Intelligence
6 1 (8.33%) Data Analysis
6 1 (8.33%) Data Visualisation
6 1 (8.33%) Scrum
6 1 (8.33%) Use Case
Programming Languages
1 10 (83.33%) Python
2 9 (75.00%) Scala
3 6 (50.00%) Java
4 5 (41.67%) R
4 5 (41.67%) SQL
5 1 (8.33%) HiveQL
Quality Assurance & Compliance
1 1 (8.33%) QA
System Software
1 9 (75.00%) HDFS
Systems Management
1 2 (16.67%) Oozie
Vendors
1 4 (33.33%) Google
2 2 (16.67%) Tableau
3 1 (8.33%) Ab Initio
3 1 (8.33%) Cloudera
3 1 (8.33%) Foundry
3 1 (8.33%) Hortonworks
3 1 (8.33%) Microsoft
3 1 (8.33%) Oracle
3 1 (8.33%) Palantir
3 1 (8.33%) Teradata