Period
to 22 April 2021

The following table provides summary statistics for contract job vacancies advertised in the City of 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 22 April 2021 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)
Central London > City of London
6 months to
22 Apr 2021
Same period 2020 Same period 2019
Rank 133 159 231
Rank change year-on-year +26 +72 +9
Contract jobs citing Hadoop YARN 7 9 17
As % of all contract jobs advertised in the City of London 0.28% 0.24% 0.25%
As % of the Systems Management category 2.05% 1.57% 1.39%
Number of daily rates quoted 4 7 14
10th Percentile £484 £543 "
25th Percentile £534 £606 £563
Median daily rate (50th Percentile) £638 £675 £663
Median % change year-on-year -5.56% +1.89% +20.56%
75th Percentile £700 £700 £688
90th Percentile " " £819
Central London median daily rate £638 £675 £675
% change year-on-year -5.56% - +27.12%

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 the City of London with a requirement for systems management skills.

All Systems Management Skills
City of London
Contract vacancies with a requirement for systems management skills 342 574 1,221
As % of all contract IT jobs advertised in the City of London 13.68% 15.07% 18.19%
Number of daily rates quoted 262 439 945
10th Percentile £386 £348 £313
25th Percentile £450 £450 £450
Median daily rate (50th Percentile) £550 £550 £550
Median % change year-on-year +0.09% -0.09% +4.76%
75th Percentile £638 £625 £613
90th Percentile £699 £675 £675
Central London median daily rate £550 £525 £550
% change year-on-year +4.76% -4.55% +4.76%
Number of hourly rates quoted 1 7 23
Median hourly rate £23.00 £13.08 £20.50
Median % change year-on-year +75.91% -36.22% +7.89%
Central London median hourly rate £23.00 £13.08 £20.82
% change year-on-year +75.91% -37.21% +4.11%

Hadoop YARN
Job Vacancy Trend in the City of London

Job postings citing Hadoop YARN as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Hadoop YARN in the City of London

Hadoop YARN
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Hadoop YARN in the City of London.

Daily rate trend for Hadoop YARN in the City of London

Hadoop YARN
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Hadoop YARN in the City of London over the 6 months to 22 April 2021.

Daily rate histogram for Hadoop YARN in the City of London

For the 6 months to 22 April 2021, 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 City of London region with a requirement for Hadoop YARN.

1 6 (85.71%) Performance Tuning
2 4 (57.14%) HDFS
2 4 (57.14%) DevOps
2 4 (57.14%) Apache Spark
2 4 (57.14%) Apache Hive
2 4 (57.14%) Hadoop
3 3 (42.86%) Cloudera
3 3 (42.86%) Resource Management
3 3 (42.86%) Performance Testing
3 3 (42.86%) Ruby
3 3 (42.86%) Linux
3 3 (42.86%) OO
3 3 (42.86%) Python
3 3 (42.86%) NFS
3 3 (42.86%) C
3 3 (42.86%) C++
3 3 (42.86%) Java
3 3 (42.86%) JavaScript
3 3 (42.86%) SQL
3 3 (42.86%) Kubernetes
3 3 (42.86%) MLlib
3 3 (42.86%) Spark SQL
3 3 (42.86%) GraphX
3 3 (42.86%) Ceph
3 3 (42.86%) Mesos
3 3 (42.86%) Capacity Planning
3 3 (42.86%) Ambari
3 3 (42.86%) Performance Monitoring
3 3 (42.86%) Resource Allocation
3 3 (42.86%) Apache Airflow

Hadoop YARN
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 (57.14%) Apache Spark
2 3 (42.86%) Apache Airflow
Database & Business Intelligence
1 4 (57.14%) Apache Hive
1 4 (57.14%) Hadoop
2 3 (42.86%) Spark SQL
3 1 (14.29%) Big Data
Development Applications
1 1 (14.29%) Git (software)
1 1 (14.29%) Jenkins
1 1 (14.29%) JIRA
1 1 (14.29%) Sonatype Nexus
General
1 2 (28.57%) Games
2 1 (14.29%) Finance
Job Titles
1 4 (57.14%) DevOps Engineer
2 3 (42.86%) Data Engineer
2 3 (42.86%) Hadoop Engineer
3 2 (28.57%) Consultant
3 2 (28.57%) DevOps Consultant
3 2 (28.57%) Platform Engineer
3 2 (28.57%) Senior Consultant
3 2 (28.57%) Senior DevOps
3 2 (28.57%) Senior DevOps Consultant
3 2 (28.57%) Senior DevOps Engineer
3 2 (28.57%) Senior Technical Consultant
3 2 (28.57%) Senior Technical Engineer
3 2 (28.57%) Technical Consultant
3 2 (28.57%) Technical Engineer
4 1 (14.29%) Big Data Engineer
4 1 (14.29%) Lead DevOps
4 1 (14.29%) Lead DevOps Engineer
4 1 (14.29%) Scala Engineer
4 1 (14.29%) Site Engineer
4 1 (14.29%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 3 (42.86%) GraphX
1 3 (42.86%) MLlib
Miscellaneous
1 1 (14.29%) Linux Command Line
Operating Systems
1 3 (42.86%) Linux
2 1 (14.29%) Unix
Processes & Methodologies
1 6 (85.71%) Performance Tuning
2 4 (57.14%) DevOps
3 3 (42.86%) Capacity Planning
3 3 (42.86%) OO
3 3 (42.86%) Performance Monitoring
3 3 (42.86%) Performance Testing
3 3 (42.86%) Resource Allocation
3 3 (42.86%) Resource Management
3 3 (42.86%) Service-Level Objective
3 3 (42.86%) Site Reliability Engineering
4 2 (28.57%) Agile Software Development
4 2 (28.57%) ATDD
4 2 (28.57%) Coaching
4 2 (28.57%) Continuous Integration
4 2 (28.57%) Infrastructure Engineering
4 2 (28.57%) Software Engineering
4 2 (28.57%) TDD
4 2 (28.57%) Test Automation
5 1 (14.29%) Data Engineering
Programming Languages
1 3 (42.86%) C
1 3 (42.86%) C++
1 3 (42.86%) Java
1 3 (42.86%) JavaScript
1 3 (42.86%) Python
1 3 (42.86%) Ruby
1 3 (42.86%) SQL
2 1 (14.29%) Scala
Qualifications
1 1 (14.29%) SC Cleared
1 1 (14.29%) Security Cleared
System Software
1 4 (57.14%) HDFS
2 3 (42.86%) Ceph
2 3 (42.86%) NFS
Systems Management
1 3 (42.86%) Ambari
1 3 (42.86%) Grafana
1 3 (42.86%) Kubernetes
1 3 (42.86%) Mesos
2 1 (14.29%) Oozie
Vendors
1 3 (42.86%) Cloudera
2 1 (14.29%) Hortonworks