Period
to 24 January 2022

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 24 January 2022 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
24 Jan 2022
Same period 2021 Same period 2020
Rank 562 388 477
Rank change year-on-year -174 +89 +18
Contract jobs citing Hadoop YARN 18 13 42
As % of all contract jobs advertised in London 0.048% 0.074% 0.14%
As % of the Systems Management category 0.27% 0.43% 0.92%
Number of daily rates quoted 14 10 33
10th Percentile £454 £447 £419
25th Percentile £497 £484 £469
Median daily rate (50th Percentile) £588 £600 £650
Median % change year-on-year -2.08% -7.69% +8.33%
75th Percentile £713 £622 £700
90th Percentile £774 £700 £745
England median daily rate £575 £520 £530
% change year-on-year +10.58% -1.89% -7.83%

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 6,692 3,013 4,580
As % of all contract IT jobs advertised in London 18.00% 17.20% 15.25%
Number of daily rates quoted 5,093 2,240 3,392
10th Percentile £425 £363 £300
25th Percentile £500 £438 £425
Median daily rate (50th Percentile) £588 £525 £550
Median % change year-on-year +11.90% -4.55% -
75th Percentile £688 £600 £631
90th Percentile £750 £700 £700
England median daily rate £550 £500 £500
% change year-on-year +10.00% - -
Number of hourly rates quoted 27 18 43
10th Percentile £17.90 £12.50 £12.44
25th Percentile £22.03 £12.76 £12.60
Median hourly rate £26.00 £22.50 £19.50
Median % change year-on-year +15.56% +15.38% -2.50%
75th Percentile £62.50 £31.90 £22.57
90th Percentile £78.75 £68.00 £30.25
England median hourly rate £20.00 £24.00 £17.50
% change year-on-year -16.67% +37.14% -

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 24 January 2022.

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 24 January 2022. 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
Jobs
Central London -61 3 £575 -17.86% 1
Hadoop YARN
England

For the 6 months to 24 January 2022, 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 17 (94.44%) Hadoop
2 16 (88.89%) Apache Hive
3 13 (72.22%) HBase
3 13 (72.22%) Apache Spark
4 12 (66.67%) Big Data
4 12 (66.67%) SQL
5 10 (55.56%) Python
5 10 (55.56%) Kafka
6 9 (50.00%) Data Modelling
6 9 (50.00%) AWS
7 7 (38.89%) Scala
7 7 (38.89%) ETL
7 7 (38.89%) Apache
7 7 (38.89%) Apache ZooKeeper
7 7 (38.89%) Azure
7 7 (38.89%) Kubernetes
7 7 (38.89%) Data Pipeline
8 6 (33.33%) CI/CD
8 6 (33.33%) Deployment Automation
8 6 (33.33%) GCP
8 6 (33.33%) HDFS
8 6 (33.33%) Impala
8 6 (33.33%) Cloudera
8 6 (33.33%) Jenkins
8 6 (33.33%) Java
8 6 (33.33%) Linux
8 6 (33.33%) Git (software)
9 5 (27.78%) RESTful
9 5 (27.78%) Banking
9 5 (27.78%) Google

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 13 (72.22%) Apache Spark
2 7 (38.89%) Apache
3 2 (11.11%) Apache Airflow
3 2 (11.11%) Apache Pig
3 2 (11.11%) Apache Solr
4 1 (5.56%) Elasticsearch
4 1 (5.56%) OpenStack
Cloud Services
1 9 (50.00%) AWS
2 7 (38.89%) Azure
3 6 (33.33%) GCP
4 5 (27.78%) GitHub
5 1 (5.56%) Amazon Kinesis
5 1 (5.56%) AWS Lambda
5 1 (5.56%) Azure Data Factory
5 1 (5.56%) Google Data Studio
5 1 (5.56%) OpenShift
5 1 (5.56%) SaaS
5 1 (5.56%) Serverless
5 1 (5.56%) Snowflake
Communications & Networking
1 2 (11.11%) Kerberos
2 1 (5.56%) FTP
2 1 (5.56%) HTTP
Database & Business Intelligence
1 17 (94.44%) Hadoop
2 16 (88.89%) Apache Hive
3 13 (72.22%) HBase
4 12 (66.67%) Big Data
5 6 (33.33%) Impala
6 5 (27.78%) Relational Database
7 4 (22.22%) Apache Cassandra
7 4 (22.22%) NoSQL
7 4 (22.22%) RDBMS
8 3 (16.67%) Flink
8 3 (16.67%) Oracle Database
8 3 (16.67%) Spark SQL
9 2 (11.11%) Data Lake
9 2 (11.11%) Parquet
9 2 (11.11%) PostgreSQL
10 1 (5.56%) Amazon Redshift
10 1 (5.56%) Apache Kudu
10 1 (5.56%) BigQuery
10 1 (5.56%) Enterprise Data Warehouse
10 1 (5.56%) Tableau
Development Applications
1 6 (33.33%) Git (software)
1 6 (33.33%) Jenkins
2 4 (22.22%) JIRA
3 2 (11.11%) GitLab
3 2 (11.11%) Maven
4 1 (5.56%) Artifactory
4 1 (5.56%) Bitbucket
4 1 (5.56%) Eclipse
4 1 (5.56%) IBM UrbanCode
4 1 (5.56%) IntelliJ
4 1 (5.56%) JUnit
4 1 (5.56%) Mockito
4 1 (5.56%) Sonatype Nexus
4 1 (5.56%) TeamCity
General
1 5 (27.78%) Banking
2 4 (22.22%) Analytical Skills
3 3 (16.67%) Finance
3 3 (16.67%) Publishing
4 2 (11.11%) Social Skills
5 1 (5.56%) Presentation Skills
Job Titles
1 7 (38.89%) Data Engineer
1 7 (38.89%) Developer
2 4 (22.22%) Architect
2 4 (22.22%) Big Data Engineer
3 3 (16.67%) Ab Initio Developer
3 3 (16.67%) Hadoop Architect
3 3 (16.67%) Java Engineer
4 2 (11.11%) Data Architect
4 2 (11.11%) Hadoop Engineer
4 2 (11.11%) Scala Developer
4 2 (11.11%) Solutions Architect
5 1 (5.56%) AWS Architect
5 1 (5.56%) Cloud Architect
5 1 (5.56%) Data Warehouse Architect
5 1 (5.56%) ETL Architect
5 1 (5.56%) Hadoop Developer
5 1 (5.56%) Java Developer
5 1 (5.56%) Senior Developer
5 1 (5.56%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 10 (55.56%) Kafka
2 5 (27.78%) RESTful
3 3 (16.67%) Elastic Stack
4 2 (11.11%) Apache Avro
4 2 (11.11%) Apache Tez
5 1 (5.56%) Apache NiFi
5 1 (5.56%) Spark Streaming
5 1 (5.56%) Spring
5 1 (5.56%) WireMock
Miscellaneous
1 3 (16.67%) Data Centre
2 2 (11.11%) Cloud Native
2 2 (11.11%) Legacy Systems
3 1 (5.56%) Enterprise Software
3 1 (5.56%) Public Cloud
Operating Systems
1 6 (33.33%) Linux
2 3 (16.67%) Unix
3 2 (11.11%) CentOS
3 2 (11.11%) Ubuntu
3 2 (11.11%) Windows
3 2 (11.11%) Windows Server
3 2 (11.11%) Windows Server 2012
Processes & Methodologies
1 9 (50.00%) Data Modelling
2 7 (38.89%) Data Pipeline
2 7 (38.89%) ETL
3 6 (33.33%) CI/CD
3 6 (33.33%) Deployment Automation
4 5 (27.78%) DevOps
4 5 (27.78%) MapReduce
5 4 (22.22%) Agile Software Development
5 4 (22.22%) Continuous Integration
5 4 (22.22%) Data Engineering
5 4 (22.22%) Data Management
5 4 (22.22%) Microservices
5 4 (22.22%) Test Automation
6 3 (16.67%) Analytics
6 3 (16.67%) BDD
6 3 (16.67%) ETL Development
6 3 (16.67%) Physical Data Model
6 3 (16.67%) Requirements Management
6 3 (16.67%) Software Engineering
6 3 (16.67%) Stakeholder Management
Programming Languages
1 12 (66.67%) SQL
2 10 (55.56%) Python
3 7 (38.89%) Scala
4 6 (33.33%) Java
5 1 (5.56%) Bash
5 1 (5.56%) C
5 1 (5.56%) Go
5 1 (5.56%) Kotlin
5 1 (5.56%) Perl
5 1 (5.56%) Shell Script
Quality Assurance & Compliance
1 1 (5.56%) Data Quality
System Software
1 7 (38.89%) Apache ZooKeeper
2 6 (33.33%) HDFS
3 4 (22.22%) Docker
Systems Management
1 7 (38.89%) Kubernetes
2 3 (16.67%) Ansible
2 3 (16.67%) Oozie
3 2 (11.11%) Ambari
3 2 (11.11%) Terraform
Vendors
1 6 (33.33%) Cloudera
2 5 (27.78%) Google
3 3 (16.67%) Ab Initio
3 3 (16.67%) Hortonworks
3 3 (16.67%) Oracle
3 3 (16.67%) Teradata
4 2 (11.11%) Red Hat
5 1 (5.56%) StreamSets