Period
to 13 October 2019

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 13 October 2019 with a comparison to the same period in the previous 2 years.

MapReduce
UK
6 months to
13 Oct 2019
Same period 2018 Same period 2017
Rank 849 919 858
Rank change year-on-year +70 -61 -71
Permanent jobs citing MapReduce 217 240 337
As % of all permanent IT jobs advertised in the UK 0.16% 0.15% 0.19%
As % of the Processes & Methodologies category 0.17% 0.16% 0.21%
Number of salaries quoted 174 130 250
UK median annual salary £60,000 £67,500 £67,500
Median salary % change year-on-year -11.11% - +3.85%
10th Percentile £50,000 £42,500 £33,750
90th Percentile £87,500 £92,750 £106,000
UK excluding London median annual salary £57,500 £51,250 £42,500
% change year-on-year +12.20% +20.59% -21.30%

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 126,098 149,968 161,562
As % of all permanent IT jobs advertised in the UK 92.15% 91.80% 92.31%
Number of salaries quoted 99,086 119,377 127,548
UK median annual salary £52,500 £50,000 £50,000
Median salary % change year-on-year +5.00% - +4.17%
10th Percentile £30,000 £29,000 £28,250
90th Percentile £86,250 £83,750 £80,000
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

MapReduce
Job Vacancy Trend

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

Job vacancy trend for MapReduce in the UK

MapReduce
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing MapReduce.

Salary trend for MapReduce in the UK

MapReduce
Salary Histogram

The salary distribution of IT jobs citing MapReduce over the 6 months to 13 October 2019.

Salary histogram for MapReduce in the UK

MapReduce
Top 13 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 13 October 2019. 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 +94 213 £60,000 -11.11% 13
UK excluding London +92 136 £57,500 +12.20% 4
London +40 79 £76,750 +9.64% 10
Midlands +77 55 £60,000 -7.69% 1
East Midlands +68 51 £60,000 -7.69% 1
South West +34 33 £50,000 +17.65%
East of England +73 30 £50,000 +12.61% 2
South East -15 13 £47,500 -20.83%
Scotland -1 4 £80,000 +60.00% 1
West Midlands - 4 £67,500 -
North of England +18 2 £62,500 +28.21%
North West +27 1 £62,500 +28.21%
Yorkshire +4 1 £47,500 -2.56%

For the 6 months to 13 October 2019, 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.

1 198 (91.24%) Apache Spark
2 180 (82.95%) Big Data
3 168 (77.42%) Apache Hive
4 160 (73.73%) Hadoop
5 126 (58.06%) Python
6 122 (56.22%) Impala
7 101 (46.54%) Java
8 96 (44.24%) Agile Software Development
9 95 (43.78%) Machine Learning
10 87 (40.09%) Data Science
11 84 (38.71%) HBase
12 81 (37.33%) Scala
13 78 (35.94%) Kafka
14 76 (35.02%) Mathematics
15 74 (34.10%) Analytical Skills
16 69 (31.80%) Analytics
17 68 (31.34%) Oozie
17 68 (31.34%) R
17 68 (31.34%) Visualisation
18 64 (29.49%) Apache Flume
19 58 (26.73%) Scrum
20 51 (23.50%) Git (software)
21 50 (23.04%) C
21 50 (23.04%) SQL
22 49 (22.58%) Elastic Stack
23 48 (22.12%) Problem-Solving
23 48 (22.12%) Linux
24 47 (21.66%) Cybersecurity
24 47 (21.66%) Splunk
25 46 (21.20%) Software Engineering

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
1 198 (91.24%) Apache Spark
2 32 (14.75%) Apache Pig
3 13 (5.99%) SAS
4 11 (5.07%) Apache
5 4 (1.84%) Confluence
6 3 (1.38%) Apache Solr
6 3 (1.38%) Elasticsearch
7 1 (0.46%) CMS
7 1 (0.46%) Oracle Workflow
Applications
1 7 (3.23%) Gephi
2 1 (0.46%) Weka
Cloud Services
1 41 (18.89%) AWS
2 35 (16.13%) Azure
3 32 (14.75%) GCP
4 8 (3.69%) Power Platform
5 7 (3.23%) Amazon EMR
5 7 (3.23%) Azure Data Factory
6 6 (2.76%) Amazon Kinesis
7 5 (2.30%) Amazon ECS
8 4 (1.84%) Amazon EKS
9 3 (1.38%) SaaS
10 2 (0.92%) Boomi
10 2 (0.92%) OpenShift
10 2 (0.92%) Serverless
11 1 (0.46%) Amazon EC2
11 1 (0.46%) Amazon S3
11 1 (0.46%) AWS Lambda
11 1 (0.46%) Cloud Computing
11 1 (0.46%) GitHub
11 1 (0.46%) Google App Engine
11 1 (0.46%) Google Compute Engine
Communications & Networking
1 13 (5.99%) Internet
2 7 (3.23%) DNS
2 7 (3.23%) Ethernet
2 7 (3.23%) HTTP
2 7 (3.23%) MPLS
2 7 (3.23%) SSL
2 7 (3.23%) VPN
3 1 (0.46%) Kerberos
Database & Business Intelligence
1 180 (82.95%) Big Data
2 168 (77.42%) Apache Hive
3 160 (73.73%) Hadoop
4 122 (56.22%) Impala
5 84 (38.71%) HBase
6 35 (16.13%) NoSQL
7 33 (15.21%) Sqoop
8 25 (11.52%) Data Mining
9 24 (11.06%) Data Warehouse
10 18 (8.29%) Relational Database
11 17 (7.83%) Apache Kudu
11 17 (7.83%) SQL Server
12 15 (6.91%) Amazon Redshift
13 14 (6.45%) Apache Cassandra
13 14 (6.45%) SQL Server Integration Services
14 10 (4.61%) MongoDB
14 10 (4.61%) Text Mining
15 8 (3.69%) Power BI
16 7 (3.23%) OLTP
16 7 (3.23%) PostgreSQL
Development Applications
1 51 (23.50%) Git (software)
2 44 (20.28%) JIRA
3 42 (19.35%) Bitbucket
4 41 (18.89%) git-flow
5 40 (18.43%) Bitbucket Server
6 6 (2.76%) Jenkins
7 4 (1.84%) ER Studio
7 4 (1.84%) ERwin
7 4 (1.84%) PowerDesigner
8 2 (0.92%) Maven
8 2 (0.92%) Selenium
9 1 (0.46%) Artifactory
9 1 (0.46%) Code Climate
9 1 (0.46%) Cucumber
9 1 (0.46%) JUnit
9 1 (0.46%) Sonatype Nexus
9 1 (0.46%) Subversion
9 1 (0.46%) Travis CI
General
1 17 (7.83%) Marketing
1 17 (7.83%) Retail
2 16 (7.37%) Banking
2 16 (7.37%) Finance
3 14 (6.45%) Advertising
4 13 (5.99%) Telecoms
5 8 (3.69%) Law
6 1 (0.46%) Manufacturing
6 1 (0.46%) Publishing
Job Titles
1 67 (30.88%) Developer
2 58 (26.73%) Data Scientist
3 50 (23.04%) Java Developer
4 45 (20.74%) Agile Developer
4 45 (20.74%) Agile Java Developer
5 40 (18.43%) Data Engineer
6 38 (17.51%) Consultant
6 38 (17.51%) Data Consultant
7 28 (12.90%) Senior Developer
8 26 (11.98%) Big Data Developer
9 23 (10.60%) Big Data Engineer
10 20 (9.22%) Analyst
10 20 (9.22%) Data Analyst
10 20 (9.22%) Senior Data Engineer
11 19 (8.76%) Software Engineer
12 18 (8.29%) Senior Java Developer
13 17 (7.83%) Senior Agile Developer
13 17 (7.83%) Senior Agile Java Developer
13 17 (7.83%) Senior Big Data Developer
14 15 (6.91%) Hadoop Engineer
Libraries, Frameworks & Software Standards
1 78 (35.94%) Kafka
2 49 (22.58%) Elastic Stack
3 12 (5.53%) NumPy
3 12 (5.53%) SciPy
4 7 (3.23%) Dask
5 6 (2.76%) Apache NiFi
5 6 (2.76%) Natural Language Processing
5 6 (2.76%) Web Services
6 5 (2.30%) REST
6 5 (2.30%) Spark Streaming
7 4 (1.84%) Keras
7 4 (1.84%) Spring
8 2 (0.92%) JSON
8 2 (0.92%) OpenNLP
8 2 (0.92%) TensorFlow
8 2 (0.92%) XML
9 1 (0.46%) Cascading
9 1 (0.46%) Java EE
9 1 (0.46%) Lambda Expressions
9 1 (0.46%) scikit-learn
Miscellaneous
1 74 (34.10%) Analytical Skills
2 43 (19.82%) Cyber Kill Chain
3 42 (19.35%) Analytical Mindset
4 33 (15.21%) Algorithms
5 16 (7.37%) Data Structures
6 12 (5.53%) Digital Media
7 11 (5.07%) Management Information System
8 10 (4.61%) Social Media
9 7 (3.23%) Cybercrime
10 4 (1.84%) Greenfield Project
11 3 (1.38%) Reference Data
12 2 (0.92%) Self-Motivation
12 2 (0.92%) Social Network
13 1 (0.46%) Cloud Native
13 1 (0.46%) Derivative
13 1 (0.46%) Enterprise Software
13 1 (0.46%) FMCG
13 1 (0.46%) N-Tier
Operating Systems
1 48 (22.12%) Linux
2 17 (7.83%) Unix
3 2 (0.92%) Windows
Processes & Methodologies
1 96 (44.24%) Agile Software Development
2 95 (43.78%) Machine Learning
3 87 (40.09%) Data Science
4 76 (35.02%) Mathematics
5 69 (31.80%) Analytics
6 68 (31.34%) Visualisation
7 58 (26.73%) Scrum
8 48 (22.12%) Problem-Solving
9 47 (21.66%) Cybersecurity
10 46 (21.20%) Software Engineering
11 43 (19.82%) OSINT
12 40 (18.43%) Kanban
13 37 (17.05%) Data Analysis
14 35 (16.13%) Artificial Intelligence
15 32 (14.75%) Computer Science
16 30 (13.82%) Statistics
17 27 (12.44%) E-Commerce
18 25 (11.52%) Data Modelling
19 24 (11.06%) Business Intelligence
20 23 (10.60%) ETL
Programming Languages
1 126 (58.06%) Python
2 101 (46.54%) Java
3 81 (37.33%) Scala
4 68 (31.34%) R
5 50 (23.04%) C
5 50 (23.04%) SQL
6 44 (20.28%) Perl
7 40 (18.43%) Bash Shell
8 11 (5.07%) Shell Script
9 6 (2.76%) C++
10 4 (1.84%) Clojure
11 3 (1.38%) C#
11 3 (1.38%) Java 8
11 3 (1.38%) JavaScript
12 2 (0.92%) MATLAB
12 2 (0.92%) PL/SQL
13 1 (0.46%) Groovy
13 1 (0.46%) HiveQL
13 1 (0.46%) PHP
13 1 (0.46%) Pig Latin
Qualifications
1 33 (15.21%) Degree
2 16 (7.37%) Master's Degree
2 16 (7.37%) Security Cleared
3 15 (6.91%) PhD
4 14 (6.45%) Numerate Degree
5 9 (4.15%) SC Cleared
6 7 (3.23%) DV Cleared
7 2 (0.92%) Computer Science Degree
Quality Assurance & Compliance
1 15 (6.91%) Data Quality
2 1 (0.46%) GDPR
System Software
1 64 (29.49%) Apache Flume
2 26 (11.98%) HDFS
3 16 (7.37%) Apache ZooKeeper
4 10 (4.61%) Docker
5 2 (0.92%) Cronacle
6 1 (0.46%) Varnish
Systems Management
1 68 (31.34%) Oozie
2 20 (9.22%) Kubernetes
3 18 (8.29%) Hadoop YARN
4 7 (3.23%) Kibana
5 2 (0.92%) Control-M
5 2 (0.92%) Mesos
5 2 (0.92%) Terraform
6 1 (0.46%) Ansible
Vendors
1 47 (21.66%) Splunk
2 18 (8.29%) Cloudera
3 17 (7.83%) Google
4 13 (5.99%) Tableau
5 9 (4.15%) Microsoft
6 8 (3.69%) IBM
6 8 (3.69%) Oracle
7 7 (3.23%) BT
7 7 (3.23%) Informatica
8 6 (2.76%) SAP
9 4 (1.84%) Databricks
9 4 (1.84%) Greenplum
9 4 (1.84%) HP
9 4 (1.84%) Talend
9 4 (1.84%) TIBCO
9 4 (1.84%) Vertica
10 3 (1.38%) Hortonworks
10 3 (1.38%) MicroStrategy
11 2 (0.92%) Cognizant
11 2 (0.92%) Dell