Period
to 18 April 2021

The following table provides summary statistics for contract job vacancies advertised in 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 18 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)
England > London
6 months to
18 Apr 2021
Same period 2020 Same period 2019
Rank 430 423 521
Rank change year-on-year -7 +98 +27
Contract jobs citing Hadoop YARN 24 29 89
As % of all contract jobs advertised in London 0.11% 0.12% 0.21%
As % of the Systems Management category 0.63% 0.79% 1.31%
Number of daily rates quoted 13 21 67
10th Percentile £425 £513 £500
25th Percentile £470 £625 £550
Median daily rate (50th Percentile) £600 £675 £625
Median % change year-on-year -11.11% +8.00% +13.64%
75th Percentile £675 £700 £700
90th Percentile £698 £750 £768
England median daily rate £527 £578 £600
% change year-on-year -8.79% -3.75% +14.29%

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 London with a requirement for systems management skills.

All Systems Management Skills
London
Contract vacancies with a requirement for systems management skills 3,822 3,650 6,780
As % of all contract IT jobs advertised in London 17.38% 15.48% 16.01%
Number of daily rates quoted 2,855 2,697 4,930
10th Percentile £400 £320 £360
25th Percentile £461 £443 £450
Median daily rate (50th Percentile) £525 £546 £550
Median % change year-on-year -3.85% -0.73% +4.76%
75th Percentile £625 £623 £625
90th Percentile £700 £688 £688
England median daily rate £500 £500 £500
Number of hourly rates quoted 19 39 76
10th Percentile £12.67 £12.42 £15.50
25th Percentile £15.03 £12.44 £18.02
Median hourly rate £23.00 £20.00 £22.25
Median % change year-on-year +15.00% -10.11% -7.04%
75th Percentile £51.75 £26.75 £36.67
90th Percentile £68.00 £47.83 £49.44
England median hourly rate £22.75 £17.50 £18.50
% change year-on-year +30.00% -5.41% +5.71%

Hadoop YARN
Job Vacancy Trend in London

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

Job vacancy trend for Hadoop YARN in London

Hadoop YARN
Contractor Daily Rate Trend in London

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

Daily rate trend for Hadoop YARN in London

Hadoop YARN
Daily Rate Histogram in London

Daily rate distribution for jobs citing Hadoop YARN in London over the 6 months to 18 April 2021.

Daily rate histogram for Hadoop YARN in London

Hadoop YARN
Contract Job Locations in 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 London region over the 6 months to 18 April 2021. 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
Central London +43 7 £638 -5.56% 1
Hadoop YARN
England

For the 6 months to 18 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 London region with a requirement for Hadoop YARN.

1 19 (79.17%) Apache Spark
2 18 (75.00%) Hadoop
3 17 (70.83%) Apache Hive
4 15 (62.50%) Python
5 12 (50.00%) SQL
5 12 (50.00%) Big Data
6 11 (45.83%) HDFS
7 9 (37.50%) Presto
7 9 (37.50%) Apache Airflow
7 9 (37.50%) DevOps
7 9 (37.50%) Performance Tuning
7 9 (37.50%) Cloudera
7 9 (37.50%) Java
8 8 (33.33%) Kafka
9 7 (29.17%) Linux
9 7 (29.17%) Continuous Integration
9 7 (29.17%) Git (software)
10 6 (25.00%) JIRA
10 6 (25.00%) ETL
10 6 (25.00%) Amazon S3
10 6 (25.00%) Spark SQL
11 5 (20.83%) Kubernetes
11 5 (20.83%) Grafana
11 5 (20.83%) Data Engineering
11 5 (20.83%) Resource Allocation
11 5 (20.83%) Performance Monitoring
11 5 (20.83%) Ambari
11 5 (20.83%) Oozie
11 5 (20.83%) Azure
11 5 (20.83%) AWS

Hadoop YARN
Co-occurring IT Skills in 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 19 (79.17%) Apache Spark
2 9 (37.50%) Apache Airflow
3 4 (16.67%) Confluence
4 2 (8.33%) Apache
5 1 (4.17%) Elasticsearch
5 1 (4.17%) IIS
5 1 (4.17%) nginx
Cloud Services
1 6 (25.00%) Amazon S3
2 5 (20.83%) AWS
2 5 (20.83%) Azure
3 2 (8.33%) Amazon CloudWatch
3 2 (8.33%) Amazon ECS
3 2 (8.33%) Amazon EMR
3 2 (8.33%) AWS CloudFormation
3 2 (8.33%) AWS Lambda
3 2 (8.33%) AWS Step Functions
3 2 (8.33%) GCP
3 2 (8.33%) GitHub
3 2 (8.33%) Serverless
4 1 (4.17%) IaaS
4 1 (4.17%) npm
4 1 (4.17%) OpenShift
4 1 (4.17%) PaaS
4 1 (4.17%) SaaS
4 1 (4.17%) Yarn
Communications & Networking
1 1 (4.17%) HTTP
Database & Business Intelligence
1 18 (75.00%) Hadoop
2 17 (70.83%) Apache Hive
3 12 (50.00%) Big Data
4 9 (37.50%) Presto
5 6 (25.00%) Spark SQL
6 4 (16.67%) Data Lake
6 4 (16.67%) Data Warehouse
6 4 (16.67%) Parquet
7 3 (12.50%) HBase
8 2 (8.33%) Sqoop
9 1 (4.17%) BigQuery
9 1 (4.17%) Flink
9 1 (4.17%) Impala
9 1 (4.17%) NoSQL
9 1 (4.17%) RDBMS
9 1 (4.17%) Relational Database
Development Applications
1 7 (29.17%) Git (software)
2 6 (25.00%) JIRA
3 4 (16.67%) Atlassian Bamboo
4 3 (12.50%) Jenkins
5 2 (8.33%) Sonatype Nexus
6 1 (4.17%) GitLab
6 1 (4.17%) gulp
6 1 (4.17%) ProC
6 1 (4.17%) webpack
General
1 3 (12.50%) Finance
2 2 (8.33%) Games
3 1 (4.17%) Publishing
Job Titles
1 11 (45.83%) Data Engineer
2 8 (33.33%) Big Data Engineer
3 6 (25.00%) DevOps Engineer
3 6 (25.00%) Hadoop Engineer
4 4 (16.67%) AWS Engineer
5 3 (12.50%) Cloud Engineer
5 3 (12.50%) Consultant
5 3 (12.50%) Developer
5 3 (12.50%) Platform Engineer
5 3 (12.50%) Software Engineer
6 2 (8.33%) Apache Spark Developer
6 2 (8.33%) Big Data Developer
6 2 (8.33%) DevOps Consultant
6 2 (8.33%) Python Developer
6 2 (8.33%) Senior Consultant
6 2 (8.33%) Senior DevOps Engineer
6 2 (8.33%) Senior Technical Consultant
6 2 (8.33%) Senior Technical Engineer
6 2 (8.33%) Technical Consultant
6 2 (8.33%) Technical Engineer
Libraries, Frameworks & Software Standards
1 8 (33.33%) Kafka
2 4 (16.67%) JSON
2 4 (16.67%) XML
3 3 (12.50%) GraphX
3 3 (12.50%) MLlib
4 2 (8.33%) PySpark
4 2 (8.33%) React
5 1 (4.17%) AngularJS
5 1 (4.17%) CSS
5 1 (4.17%) GraphQL
5 1 (4.17%) HTML
5 1 (4.17%) Middleware
5 1 (4.17%) NgRx
5 1 (4.17%) Node.js
5 1 (4.17%) OAuth
5 1 (4.17%) Redux
5 1 (4.17%) Spark Streaming
5 1 (4.17%) Spring
5 1 (4.17%) Spring Boot
5 1 (4.17%) Swagger
Miscellaneous
1 2 (8.33%) Cloud Native
1 2 (8.33%) Linux Command Line
2 1 (4.17%) Algorithms
2 1 (4.17%) Analytical Skills
2 1 (4.17%) Data Structures
2 1 (4.17%) Public Cloud
2 1 (4.17%) User Experience
2 1 (4.17%) Virtual Team
Operating Systems
1 7 (29.17%) Linux
2 3 (12.50%) Unix
3 1 (4.17%) Windows
Processes & Methodologies
1 9 (37.50%) DevOps
1 9 (37.50%) Performance Tuning
2 7 (29.17%) Continuous Integration
3 6 (25.00%) ETL
4 5 (20.83%) Agile Software Development
4 5 (20.83%) Analytics
4 5 (20.83%) Data Engineering
4 5 (20.83%) Data Modelling
4 5 (20.83%) Performance Monitoring
4 5 (20.83%) Performance Testing
4 5 (20.83%) Resource Allocation
4 5 (20.83%) Software Engineering
5 4 (16.67%) ETL Development
5 4 (16.67%) OO
6 3 (12.50%) Capacity Planning
6 3 (12.50%) Computer Science
6 3 (12.50%) Data Science
6 3 (12.50%) Resource Management
6 3 (12.50%) TDD
6 3 (12.50%) Test Automation
Programming Languages
1 15 (62.50%) Python
2 12 (50.00%) SQL
3 9 (37.50%) Java
4 5 (20.83%) JavaScript
4 5 (20.83%) Scala
5 3 (12.50%) C
5 3 (12.50%) C++
5 3 (12.50%) Ruby
6 1 (4.17%) Bash Shell
6 1 (4.17%) ES6
6 1 (4.17%) TypeScript
Qualifications
1 3 (12.50%) SC Cleared
1 3 (12.50%) Security Cleared
2 2 (8.33%) Degree
3 1 (4.17%) Computer Science Degree
Quality Assurance & Compliance
1 1 (4.17%) QA
System Software
1 11 (45.83%) HDFS
2 3 (12.50%) Ceph
2 3 (12.50%) Docker
2 3 (12.50%) NFS
3 1 (4.17%) Virtual Machines
Systems Management
1 5 (20.83%) Ambari
1 5 (20.83%) Grafana
1 5 (20.83%) Kubernetes
1 5 (20.83%) Oozie
2 3 (12.50%) Mesos
2 3 (12.50%) Terraform
3 2 (8.33%) Ansible
Vendors
1 9 (37.50%) Cloudera
2 5 (20.83%) Microsoft
3 4 (16.67%) Atlassian
4 2 (8.33%) Hortonworks
5 1 (4.17%) Google
5 1 (4.17%) Oracle