Period
to 17 July 2018

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 17 July 2018 with a comparison to the same period in the previous 2 years.

MapReduce
UK
6 months to
17 Jul 2018
Same period 2017 Same period 2016
Rank 878 844 756
Rank change year-on-year -34 -88 +77
Permanent jobs citing MapReduce 307 349 594
As % of all permanent IT jobs advertised in the UK 0.17% 0.20% 0.29%
As % of the Processes & Methodologies category 0.19% 0.22% 0.32%
Number of salaries quoted 191 263 437
UK median annual salary £67,500 £70,000 £65,000
Median salary % change year-on-year -3.57% +7.69% +4.00%
10th Percentile £41,250 £36,250 £43,750
90th Percentile £100,000 £102,500 £96,250
UK excluding London median annual salary £52,500 £52,500 £55,000
% change year-on-year - -4.55% -

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 159,438 161,090 183,017
As % of all permanent IT jobs advertised in the UK 90.68% 90.70% 90.02%
Number of salaries quoted 127,376 129,920 152,232
UK median annual salary £50,000 £49,000 £47,500
Median salary % change year-on-year +2.04% +3.16% -
10th Percentile £29,000 £28,000 £27,500
90th Percentile £82,500 £80,000 £77,500
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +1.19%

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 17 July 2018.

Salary histogram for MapReduce in the UK

MapReduce
Top 14 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 17 July 2018. 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 -20 292 £67,500 -3.57% 45
UK excluding London +16 154 £52,500 - 24
London -41 148 £75,000 - 25
South East +27 82 £60,000 -20.00% 5
North of England 0 27 £50,000 +25.00% 6
Yorkshire +41 22 £50,000 - 3
South West +24 20 £50,000 +57.97% 2
Scotland -33 9 £37,500 -42.97% 3
East of England -1 8 £44,400 +18.40% 3
Midlands +22 7 £67,500 +42.11% 4
East Midlands +6 5 £75,000 +120.59% 2
North West -17 5 £55,000 +37.50% 3
West Midlands +19 2 £66,250 +39.47% 2
Wales 0 1 £60,000 +41.18%

For the 6 months to 17 July 2018, 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.

1 289 (94.14%) Hadoop
2 266 (86.64%) Big Data
3 242 (78.83%) Apache Hive
4 230 (74.92%) Python
5 228 (74.27%) Java
6 184 (59.93%) Apache Spark
7 153 (49.84%) Analytics
8 149 (48.53%) Scala
9 141 (45.93%) Kafka
10 134 (43.65%) SQL
11 131 (42.67%) ETL
12 130 (42.35%) HBase
13 127 (41.37%) Agile Software Development
14 125 (40.72%) Impala
15 115 (37.46%) Machine Learning
16 110 (35.83%) NoSQL
17 109 (35.50%) Data Science
18 108 (35.18%) Amazon AWS
18 108 (35.18%) Linux
19 107 (34.85%) HDFS
20 106 (34.53%) Sqoop
21 98 (31.92%) Apache Flume
22 92 (29.97%) Cloudera
23 91 (29.64%) Data Warehouse
24 89 (28.99%) Hortonworks
25 87 (28.34%) Data Engineering
25 87 (28.34%) Hadoop YARN
26 81 (26.38%) Apache Pig
27 75 (24.43%) Apache Cassandra
28 67 (21.82%) Microsoft Azure

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
1 184 (59.93%) Apache Spark
2 81 (26.38%) Apache Pig
3 41 (13.36%) Elasticsearch
4 23 (7.49%) Apache
5 17 (5.54%) SAS
6 10 (3.26%) Apache Solr
7 3 (0.98%) Confluence
8 2 (0.65%) Jupyter
8 2 (0.65%) Tomcat
9 1 (0.33%) Oracle SOA Suite
9 1 (0.33%) WebLogic
Applications
1 1 (0.33%) Microsoft Excel
Business Applications
1 1 (0.33%) Adobe Campaign
1 1 (0.33%) Distributed Ledger
1 1 (0.33%) Eloqua
1 1 (0.33%) Oracle 11i
1 1 (0.33%) Oracle Assets
1 1 (0.33%) Oracle EBS
1 1 (0.33%) Oracle EBS R12
1 1 (0.33%) Oracle General Ledger
1 1 (0.33%) Oracle iProcurement
1 1 (0.33%) Oracle Payables
1 1 (0.33%) Oracle Receivables
1 1 (0.33%) WebTrends
Cloud Services
1 108 (35.18%) Amazon AWS
2 67 (21.82%) Microsoft Azure
3 35 (11.40%) Amazon EMR
4 28 (9.12%) Amazon Kinesis
5 27 (8.79%) Google Cloud Platform
6 21 (6.84%) GitHub
7 10 (3.26%) Amazon S3
8 8 (2.61%) Cloud Computing
9 7 (2.28%) Serverless
10 6 (1.95%) AWS Lambda
11 5 (1.63%) Amazon EC2
12 2 (0.65%) AWS Data Pipeline
12 2 (0.65%) Google Analytics
13 1 (0.33%) Adobe Analytics
13 1 (0.33%) Amazon SQS
13 1 (0.33%) AWS CloudFormation
13 1 (0.33%) Cloudflare
13 1 (0.33%) Google App Engine
13 1 (0.33%) Google Compute Engine
13 1 (0.33%) Virtual Private Cloud
Communications & Networking
1 5 (1.63%) HTTP
2 3 (0.98%) Firewall
2 3 (0.98%) Kerberos
3 2 (0.65%) DNS
3 2 (0.65%) SSL
3 2 (0.65%) TCP/IP
4 1 (0.33%) DSL
Database & Business Intelligence
1 289 (94.14%) Hadoop
2 266 (86.64%) Big Data
3 242 (78.83%) Apache Hive
4 130 (42.35%) HBase
5 125 (40.72%) Impala
6 110 (35.83%) NoSQL
7 106 (34.53%) Sqoop
8 91 (29.64%) Data Warehouse
9 75 (24.43%) Apache Cassandra
10 52 (16.94%) Amazon Redshift
11 50 (16.29%) MongoDB
12 47 (15.31%) Power BI
13 44 (14.33%) PostgreSQL
13 44 (14.33%) Relational Database
14 34 (11.07%) Data Lake
15 32 (10.42%) Pentaho
15 32 (10.42%) Spotfire
16 27 (8.79%) Flink
17 25 (8.14%) Amazon Athena
18 24 (7.82%) Data Mining
Development Applications
1 56 (18.24%) Git (software)
2 53 (17.26%) Jenkins
3 45 (14.66%) TeamCity
4 22 (7.17%) JIRA
5 18 (5.86%) JUnit
6 8 (2.61%) Maven
7 4 (1.30%) CA Release Automation
8 3 (0.98%) Atlassian Bamboo
8 3 (0.98%) Cucumber
8 3 (0.98%) FitNesse
8 3 (0.98%) Sonatype Nexus
8 3 (0.98%) TestNG
9 2 (0.65%) Eclipse
9 2 (0.65%) Gradle
9 2 (0.65%) Subversion
9 2 (0.65%) Team Foundation Server
9 2 (0.65%) Visual Studio
9 2 (0.65%) Visual Studio Team System
10 1 (0.33%) Ant
10 1 (0.33%) JMeter
General
1 34 (11.07%) Marketing
2 28 (9.12%) Finance
3 13 (4.23%) Banking
4 10 (3.26%) Retail
5 8 (2.61%) Electronics
6 5 (1.63%) Telecoms
7 3 (0.98%) Financial Institution
7 3 (0.98%) Games
7 3 (0.98%) Investment Banking
8 1 (0.33%) Automotive
8 1 (0.33%) Local Government
8 1 (0.33%) Pharmaceutical
8 1 (0.33%) Publishing
Job Titles
1 162 (52.77%) Data Engineer
2 92 (29.97%) Big Data Engineer
3 69 (22.48%) Hadoop Engineer
4 52 (16.94%) Architect
5 51 (16.61%) Data Architect
6 50 (16.29%) Senior Data Engineer
7 42 (13.68%) Senior Hadoop Engineer
8 32 (10.42%) Big Data Architect
9 29 (9.45%) Developer
10 24 (7.82%) Data Scientist
11 20 (6.51%) Big Data Developer
12 19 (6.19%) AWS Engineer
13 13 (4.23%) Java Engineer
14 10 (3.26%) Java Developer
14 10 (3.26%) Python Engineer
14 10 (3.26%) Senior Developer
15 9 (2.93%) Hadoop Developer
15 9 (2.93%) Software Engineer
16 8 (2.61%) Consultant
16 8 (2.61%) Senior Big Data Developer
Libraries, Frameworks & Software Standards
1 141 (45.93%) Kafka
2 59 (19.22%) MLlib
3 58 (18.89%) TensorFlow
4 43 (14.01%) Keras
5 37 (12.05%) Web Services
6 30 (9.77%) Pandas
7 16 (5.21%) Elastic Stack
8 15 (4.89%) Spark Streaming
9 13 (4.23%) NumPy
10 12 (3.91%) D3.js
10 12 (3.91%) XML
11 10 (3.26%) .NET
11 10 (3.26%) REST
12 8 (2.61%) AngularJS
12 8 (2.61%) Flask
13 7 (2.28%) Django
13 7 (2.28%) J2EE
13 7 (2.28%) JSON
13 7 (2.28%) SOAP
13 7 (2.28%) Torch
Miscellaneous
1 35 (11.40%) Algorithms
1 35 (11.40%) User Experience
2 33 (10.75%) Analytical Skills
3 24 (7.82%) Computer Science
3 24 (7.82%) Greenfield Project
4 20 (6.51%) Fintech
5 19 (6.19%) Data Structures
6 17 (5.54%) Clustering
7 9 (2.93%) Tandem
8 8 (2.61%) Self-Motivation
9 6 (1.95%) Cyberthreat
9 6 (1.95%) Replication
9 6 (1.95%) Taxonomies
10 3 (0.98%) Analytical Mindset
11 2 (0.65%) NHS
11 2 (0.65%) Private Cloud
11 2 (0.65%) Public Cloud
11 2 (0.65%) Video\Live Streaming
11 2 (0.65%) Web 2.0
11 2 (0.65%) Wiki
Operating Systems
1 108 (35.18%) Linux
2 24 (7.82%) Unix
3 3 (0.98%) Windows
4 2 (0.65%) VMS
5 1 (0.33%) Mac OS X
Processes & Methodologies
1 153 (49.84%) Analytics
2 131 (42.67%) ETL
3 127 (41.37%) Agile Software Development
4 115 (37.46%) Machine Learning
5 109 (35.50%) Data Science
6 87 (28.34%) Data Engineering
7 64 (20.85%) Business Intelligence
8 59 (19.22%) Data Analytics
9 58 (18.89%) Visualisation
10 52 (16.94%) Continuous Integration
10 52 (16.94%) Scrum
11 50 (16.29%) Data Modelling
12 49 (15.96%) Open Source
13 47 (15.31%) Deep Learning
14 41 (13.36%) Software Engineering
15 38 (12.38%) Data Visualisation
16 34 (11.07%) Data Analysis
17 33 (10.75%) DevOps
17 33 (10.75%) Operations Research
18 30 (9.77%) Problem-Solving
Programming Languages
1 230 (74.92%) Python
2 228 (74.27%) Java
3 149 (48.53%) Scala
4 134 (43.65%) SQL
5 56 (18.24%) R
6 47 (15.31%) Shell Script
7 42 (13.68%) Go
8 26 (8.47%) C#
8 26 (8.47%) C++
9 25 (8.14%) C
10 19 (6.19%) MATLAB
11 18 (5.86%) JavaScript
12 9 (2.93%) Bash Shell
12 9 (2.93%) Perl
13 8 (2.61%) PL/SQL
14 7 (2.28%) Julia
15 5 (1.63%) Groovy
16 4 (1.30%) Clojure
16 4 (1.30%) Java 8
16 4 (1.30%) PHP
Qualifications
1 34 (11.07%) Degree
2 11 (3.58%) Computer Science Degree
2 11 (3.58%) Security Cleared
3 9 (2.93%) PhD
4 6 (1.95%) DV Cleared
4 6 (1.95%) Master's Degree
5 4 (1.30%) Numerate Degree
6 2 (0.65%) PMI Certification
6 2 (0.65%) PMP
6 2 (0.65%) SC Cleared
7 1 (0.33%) ISTQB
7 1 (0.33%) PRINCE2 Certification
7 1 (0.33%) Sun Certification
Quality Assurance & Compliance
1 11 (3.58%) Data Quality
2 6 (1.95%) GCP
3 3 (0.98%) QA
System Software
1 107 (34.85%) HDFS
2 98 (31.92%) Apache Flume
3 25 (8.14%) Docker
4 6 (1.95%) Apache ZooKeeper
5 2 (0.65%) Active Directory
5 2 (0.65%) Virtual Machines
6 1 (0.33%) Cronacle
Systems Management
1 87 (28.34%) Hadoop YARN
2 27 (8.79%) Oozie
3 16 (5.21%) Mesos
4 8 (2.61%) Ansible
5 7 (2.28%) Puppet
6 6 (1.95%) Kibana
7 4 (1.30%) Opscode Chef
8 3 (0.98%) Ambari
8 3 (0.98%) Kubernetes
9 2 (0.65%) Terraform
10 1 (0.33%) Apache Slider
10 1 (0.33%) Control-M
10 1 (0.33%) Nagios
10 1 (0.33%) Packer
Vendors
1 92 (29.97%) Cloudera
2 89 (28.99%) Hortonworks
3 64 (20.85%) Tableau
4 37 (12.05%) Google
4 37 (12.05%) Oracle
5 36 (11.73%) Talend
6 28 (9.12%) Microsoft
7 27 (8.79%) Informatica
8 22 (7.17%) TIBCO
9 19 (6.19%) Atlassian
9 19 (6.19%) SAP
9 19 (6.19%) Sybase
10 16 (5.21%) IBM
11 15 (4.89%) Vertica
12 14 (4.56%) Greenplum
12 14 (4.56%) HP
12 14 (4.56%) Netezza
12 14 (4.56%) WorldPay
13 13 (4.23%) MapR
14 11 (3.58%) Capita