Period
to 6 June 2020

The following table provides summary statistics for permanent job vacancies with a requirement for MapReduce skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited MapReduce over the 6 months to 6 June 2020 with a comparison to the same period in the previous 2 years.

MapReduce
UK
6 months to
6 Jun 2020
Same period 2019 Same period 2018
Rank 797 797 882
Rank change year-on-year 0 +85 -25
Permanent jobs citing MapReduce 75 306 332
As % of all permanent jobs advertised in the UK 0.087% 0.21% 0.19%
As % of the Processes & Methodologies category 0.094% 0.23% 0.21%
Number of salaries quoted 47 216 227
Median annual salary £72,500 £80,000 £67,500
Median salary % change year-on-year -9.38% +18.52% -10.00%
10th Percentile £37,750 £51,250 £43,750
90th Percentile £78,750 £120,000 £100,000
UK excluding London median annual salary £75,000 £57,500 £55,000
% change year-on-year +30.43% +4.55% -8.33%

MapReduce is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 79,878 132,660 159,772
As % of all permanent IT jobs advertised in the UK 92.28% 92.25% 92.30%
Number of salaries quoted 63,305 103,927 128,523
Median annual salary £55,000 £52,500 £50,000
Median salary % change year-on-year +4.76% +5.00% +5.26%
10th Percentile £31,250 £30,000 £29,000
90th Percentile £90,000 £86,250 £82,500
UK excluding London median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +5.88%

MapReduce
Job Vacancy Trend

Job postings citing MapReduce as a proportion of all IT jobs advertised.

Job vacancy trend for MapReduce in the UK

MapReduce
Salary Trend

3-month moving average salary quoted in jobs citing MapReduce.

Salary trend for MapReduce in the UK

MapReduce
Salary Histogram

Salary distribution for jobs citing MapReduce over the 6 months to 6 June 2020.

Salary histogram for MapReduce in the UK

MapReduce
Top 12 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing MapReduce within the UK over the 6 months to 6 June 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +6 71 £72,500 -9.38% 5
London -20 46 £68,750 -19.12% 2
UK excluding London +136 29 £75,000 +30.43% 3
Midlands +78 18 £75,000 +20.00%
East Midlands +43 17 £75,000 +20.00%
South East +113 5 £42,500 -15.00% 1
Scotland +70 3 £25,000 -59.84%
Work from Home - 3 £25,000 -
West Midlands +73 1 £55,000 -
East of England +71 1 £50,000 -23.08% 2
South West +63 1 £50,000 -
Channel Islands - 1 - -

For the 6 months to 6 June 2020, IT jobs citing MapReduce also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for MapReduce.

1 61 (81.33%) Hadoop
2 59 (78.67%) Big Data
3 53 (70.67%) Java
4 51 (68.00%) Apache Spark
5 50 (66.67%) Apache Hive
6 49 (65.33%) Analytics
7 48 (64.00%) AWS
8 46 (61.33%) Scala
8 46 (61.33%) Python
9 45 (60.00%) HBase
10 41 (54.67%) Agile Software Development
11 35 (46.67%) NoSQL
12 33 (44.00%) Software Engineering
13 30 (40.00%) Apache Cassandra
14 24 (32.00%) Azure
14 24 (32.00%) HDFS
14 24 (32.00%) Impala
15 23 (30.67%) Scrum
16 22 (29.33%) ETL
17 21 (28.00%) SQL
17 21 (28.00%) Degree
17 21 (28.00%) Data Science
18 20 (26.67%) Creative Thinking
18 20 (26.67%) Finance
18 20 (26.67%) DNA
19 19 (25.33%) Data Warehouse
19 19 (25.33%) GCP
20 18 (24.00%) Relational Database
20 18 (24.00%) Machine Learning
20 18 (24.00%) Data Analytics

MapReduce
Co-occurring IT Skills 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 51 (68.00%) Apache Spark
2 10 (13.33%) Elasticsearch
3 7 (9.33%) Apache Pig
4 4 (5.33%) Cloud Foundry
4 4 (5.33%) Jupyter
5 3 (4.00%) Apache
5 3 (4.00%) Gluu
6 2 (2.67%) nginx
6 2 (2.67%) Tomcat
7 1 (1.33%) Confluence
Applications
1 2 (2.67%) Gephi
Business Applications
1 2 (2.67%) Eikon
Cloud Services
1 48 (64.00%) AWS
2 24 (32.00%) Azure
3 19 (25.33%) GCP
4 13 (17.33%) Amazon EMR
5 12 (16.00%) Serverless
6 11 (14.67%) Amazon EC2
6 11 (14.67%) Amazon S3
7 10 (13.33%) AWS Lambda
8 8 (10.67%) Amazon Kinesis
9 6 (8.00%) AWS Data Pipeline
10 5 (6.67%) Amazon ECS
11 4 (5.33%) Cloud Computing
11 4 (5.33%) SaaS
12 3 (4.00%) Amazon CloudWatch
12 3 (4.00%) Amazon ELB
12 3 (4.00%) Amazon SQS
12 3 (4.00%) AWS Fargate
12 3 (4.00%) GitHub
13 2 (2.67%) Amazon EKS
Communications & Networking
1 5 (6.67%) Firewall
1 5 (6.67%) Intrusion Detection
1 5 (6.67%) SSL
1 5 (6.67%) VPN
2 3 (4.00%) OpenLDAP
2 3 (4.00%) OpenVPN
2 3 (4.00%) tcpdump
3 2 (2.67%) DNS
3 2 (2.67%) Ethernet
3 2 (2.67%) HTTP
3 2 (2.67%) MPLS
Database & Business Intelligence
1 61 (81.33%) Hadoop
2 59 (78.67%) Big Data
3 50 (66.67%) Apache Hive
4 45 (60.00%) HBase
5 35 (46.67%) NoSQL
6 30 (40.00%) Apache Cassandra
7 24 (32.00%) Impala
8 19 (25.33%) Data Warehouse
9 18 (24.00%) Relational Database
10 14 (18.67%) Sqoop
11 12 (16.00%) Amazon Redshift
11 12 (16.00%) Apache Accumulo
11 12 (16.00%) Apache Kudu
11 12 (16.00%) RDBMS
12 9 (12.00%) Amazon DynamoDB
13 8 (10.67%) Amazon Athena
13 8 (10.67%) MongoDB
14 5 (6.67%) Amazon RDS
14 5 (6.67%) PostgreSQL
14 5 (6.67%) Snowflake Schema
Development Applications
1 9 (12.00%) Git (software)
2 8 (10.67%) JIRA
3 6 (8.00%) Jenkins
4 4 (5.33%) Artifactory
4 4 (5.33%) GitLab
5 3 (4.00%) JUnit
5 3 (4.00%) Octopus Deploy
5 3 (4.00%) Selenium
5 3 (4.00%) TeamCity
5 3 (4.00%) Vagrant
5 3 (4.00%) Visual Studio Team System
6 2 (2.67%) Bitbucket
6 2 (2.67%) Bitbucket Server
6 2 (2.67%) git-flow
General
1 20 (26.67%) Finance
2 4 (5.33%) Marketing
3 3 (4.00%) Legal
3 3 (4.00%) Retail
Job Titles
1 26 (34.67%) Data Engineer
2 17 (22.67%) Architect
3 16 (21.33%) Data Architect
4 15 (20.00%) Developer
5 14 (18.67%) Big Data Developer
5 14 (18.67%) Java Developer
6 13 (17.33%) Senior Big Data Developer
6 13 (17.33%) Senior Developer
6 13 (17.33%) Senior Java Developer
7 12 (16.00%) Big Data Engineer
8 11 (14.67%) Analytics Developer
8 11 (14.67%) Lead Developer
8 11 (14.67%) Lead Java Developer
9 10 (13.33%) Solutions Architect
10 8 (10.67%) Big Data Architect
10 8 (10.67%) Big Data Solutions Architect
10 8 (10.67%) Senior Data Engineer
11 7 (9.33%) AWS Engineer
12 6 (8.00%) Python Engineer
13 5 (6.67%) Java Engineer
Libraries, Frameworks & Software Standards
1 16 (21.33%) Kafka
1 16 (21.33%) Web Services
2 13 (17.33%) J2EE
3 10 (13.33%) PySpark
4 8 (10.67%) Elastic Stack
5 5 (6.67%) RabbitMQ
6 4 (5.33%) ADO
6 4 (5.33%) REST
6 4 (5.33%) Spark Streaming
7 3 (4.00%) Dask
7 3 (4.00%) JSON
7 3 (4.00%) Nightwatchjs
7 3 (4.00%) Node.js
7 3 (4.00%) OpenID
8 2 (2.67%) Apache Avro
8 2 (2.67%) GraphQL
8 2 (2.67%) SOAP
8 2 (2.67%) XML
9 1 (1.33%) boto
9 1 (1.33%) Pandas
Miscellaneous
1 15 (20.00%) Enterprise Software
2 12 (16.00%) Public Cloud
3 8 (10.67%) Virtual Team
4 6 (8.00%) Self-Motivation
5 5 (6.67%) Analytical Skills
5 5 (6.67%) Replication
6 4 (5.33%) PMI
6 4 (5.33%) Renewable Energy
7 2 (2.67%) Analytical Mindset
7 2 (2.67%) Cloud Native
7 2 (2.67%) Cyber Kill Chain
7 2 (2.67%) Data Structures
7 2 (2.67%) Hybrid Cloud
7 2 (2.67%) Management Information System
7 2 (2.67%) Reference Data
8 1 (1.33%) Algorithms
8 1 (1.33%) Equities
8 1 (1.33%) Hedge funds
8 1 (1.33%) Private Cloud
Operating Systems
1 10 (13.33%) Linux
2 3 (4.00%) Debian
2 3 (4.00%) Ubuntu
3 1 (1.33%) Windows
Processes & Methodologies
1 49 (65.33%) Analytics
2 41 (54.67%) Agile Software Development
3 33 (44.00%) Software Engineering
4 23 (30.67%) Scrum
5 22 (29.33%) ETL
6 21 (28.00%) Data Science
7 20 (26.67%) Creative Thinking
7 20 (26.67%) DNA
8 18 (24.00%) Data Analytics
8 18 (24.00%) Machine Learning
9 17 (22.67%) Presales
10 15 (20.00%) Performance Tuning
11 13 (17.33%) Predictive Analytics
12 11 (14.67%) Data Analysis
12 11 (14.67%) Migration
13 10 (13.33%) Data Architecture
13 10 (13.33%) High Availability
14 9 (12.00%) Computer Science
14 9 (12.00%) Data Governance
14 9 (12.00%) DevOps
Programming Languages
1 53 (70.67%) Java
2 46 (61.33%) Python
2 46 (61.33%) Scala
3 21 (28.00%) SQL
4 7 (9.33%) Go
5 6 (8.00%) Bash Shell
6 4 (5.33%) C++
7 3 (4.00%) AWK
7 3 (4.00%) PHP
7 3 (4.00%) sed
7 3 (4.00%) Shell Script
8 2 (2.67%) C
8 2 (2.67%) Perl
8 2 (2.67%) R
9 1 (1.33%) JavaScript
9 1 (1.33%) PL/SQL
9 1 (1.33%) PowerShell
Qualifications
1 21 (28.00%) Degree
2 11 (14.67%) AWS Certification
3 5 (6.67%) Computer Science Degree
4 4 (5.33%) DV Cleared
4 4 (5.33%) PMI Certification
4 4 (5.33%) Security Cleared
5 2 (2.67%) CCNA
5 2 (2.67%) CEH
5 2 (2.67%) Cisco Certification
5 2 (2.67%) CISSP
5 2 (2.67%) CompTIA Security+
5 2 (2.67%) GIAC
5 2 (2.67%) Linux+ Certification
5 2 (2.67%) MCSE
5 2 (2.67%) Microsoft Certification
5 2 (2.67%) Network+ Certification
5 2 (2.67%) SANS
5 2 (2.67%) SSCP
Quality Assurance & Compliance
1 4 (5.33%) Data Quality
1 4 (5.33%) QA
2 3 (4.00%) ISO/IEC 27001
System Software
1 24 (32.00%) HDFS
2 16 (21.33%) Apache Flume
3 8 (10.67%) Docker
4 6 (8.00%) Apache ZooKeeper
5 3 (4.00%) iptables
6 2 (2.67%) Varnish
Systems Management
1 12 (16.00%) Hadoop YARN
1 12 (16.00%) Oozie
2 6 (8.00%) Ansible
2 6 (8.00%) Kubernetes
2 6 (8.00%) Terraform
3 5 (6.67%) Kibana
4 3 (4.00%) logstash
4 3 (4.00%) Mesos
4 3 (4.00%) Munin
4 3 (4.00%) Nagios
4 3 (4.00%) OSSEC
4 3 (4.00%) Packer
4 3 (4.00%) Puppet
Vendors
1 14 (18.67%) Google
2 10 (13.33%) Microsoft
3 9 (12.00%) Cloudera
4 6 (8.00%) Oracle
5 4 (5.33%) Hortonworks
5 4 (5.33%) Talend
6 3 (4.00%) Lets Encrypt
6 3 (4.00%) MapR
7 2 (2.67%) BT
7 2 (2.67%) Splunk
8 1 (1.33%) Atlassian
8 1 (1.33%) Sparx
8 1 (1.33%) Tableau