Period
to 25 February 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 25 February 2018 with a comparison to the same period in the previous 2 years.

MapReduce
UK
6 months to
25 Feb 2018
Same period 2017 Same period 2016
Rank 868 804 854
Rank change year-on-year -64 +50 -14
Permanent jobs citing MapReduce 318 382 459
As % of all permanent IT jobs advertised in the UK 0.18% 0.22% 0.22%
As % of the Processes & Methodologies category 0.20% 0.24% 0.25%
Number of salaries quoted 242 330 343
UK median annual salary £70,000 £70,000 £70,000
10th Percentile £45,000 £45,000 £45,000
90th Percentile £105,000 £97,500 £100,000
UK excluding London median annual salary £57,500 £60,000 £57,500
% change year-on-year -4.17% +4.35% -4.17%

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 156,488 156,273 187,195
As % of all permanent IT jobs advertised in the UK 89.87% 89.55% 88.83%
Number of salaries quoted 127,328 128,676 155,037
UK median annual salary £50,000 £48,500 £47,500
Median salary % change year-on-year +3.09% +2.11% +5.56%
10th Percentile £29,000 £28,250 £27,500
90th Percentile £81,250 £78,750 £77,500
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

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 25 February 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 25 February 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 -49 298 £70,000 - 47
London -95 166 £80,000 +10.34% 33
UK excluding London +30 148 £57,500 -4.17% 15
South East -13 54 £56,250 -22.41% 6
South West +32 32 £50,000 - 1
East of England +11 19 £80,000 +39.13% 2
Midlands +22 17 £60,000 +50.00% 1
Scotland -15 15 £47,500 -44.93% 1
East Midlands - 12 £55,000 -
North of England +4 9 £60,000 +20.00% 4
Yorkshire +23 7 £50,000 -14.89% 4
West Midlands +6 5 £65,000 +62.50% 1
Wales +5 2 £39,500 +16.18%
North West -11 2 £62,500 +25.00%

For the 6 months to 25 February 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 (90.88%) Hadoop
2 260 (81.76%) Big Data
3 216 (67.92%) Java
4 207 (65.09%) Apache Spark
5 202 (63.52%) Python
6 197 (61.95%) Apache Hive
7 149 (46.86%) SQL
8 141 (44.34%) Agile Software Development
9 134 (42.14%) HBase
10 133 (41.82%) Analytics
11 131 (41.19%) Scala
12 113 (35.53%) NoSQL
13 111 (34.91%) HDFS
14 110 (34.59%) ETL
15 108 (33.96%) Amazon AWS
16 101 (31.76%) Linux
17 97 (30.50%) Apache Pig
18 95 (29.87%) Data Science
19 85 (26.73%) MongoDB
20 83 (26.10%) Impala
21 82 (25.79%) Apache Flume
22 81 (25.47%) Kafka
23 77 (24.21%) Visualisation
23 77 (24.21%) Finance
24 76 (23.90%) Cloudera
24 76 (23.90%) Tableau
25 74 (23.27%) Machine Learning
26 67 (21.07%) Hadoop YARN
27 66 (20.75%) Apache Cassandra
27 66 (20.75%) Business Intelligence

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
1 207 (65.09%) Apache Spark
2 97 (30.50%) Apache Pig
3 54 (16.98%) Elasticsearch
4 37 (11.64%) Apache
5 33 (10.38%) SAS
6 12 (3.77%) Apache Airflow
6 12 (3.77%) Apache Solr
7 5 (1.57%) Confluence
8 4 (1.26%) Oracle SOA Suite
8 4 (1.26%) WebLogic
9 3 (0.94%) Jupyter
10 1 (0.31%) nginx
Applications
1 6 (1.89%) Microsoft Excel
2 5 (1.57%) SPSS
3 1 (0.31%) GNU Octave
3 1 (0.31%) Mathematica
3 1 (0.31%) Microsoft Office
3 1 (0.31%) Microsoft PowerPoint
3 1 (0.31%) Weka
Business Applications
1 4 (1.26%) Oracle 11i
1 4 (1.26%) Oracle Assets
1 4 (1.26%) Oracle EBS
1 4 (1.26%) Oracle EBS R12
1 4 (1.26%) Oracle General Ledger
1 4 (1.26%) Oracle iProcurement
1 4 (1.26%) Oracle Payables
1 4 (1.26%) Oracle Receivables
Cloud Services
1 108 (33.96%) Amazon AWS
2 65 (20.44%) Microsoft Azure
3 51 (16.04%) Amazon EMR
4 39 (12.26%) Amazon Kinesis
5 31 (9.75%) GitHub
6 18 (5.66%) Google Cloud Platform
7 8 (2.52%) Amazon EC2
7 8 (2.52%) Cloud Computing
8 6 (1.89%) Amazon S3
8 6 (1.89%) Azure Machine Learning
9 4 (1.26%) Azure Data Factory
10 3 (0.94%) Amazon Kinesis Data Analytics
11 2 (0.63%) AWS CloudFormation
11 2 (0.63%) AWS Data Pipeline
11 2 (0.63%) PaaS
12 1 (0.31%) Adobe Analytics
12 1 (0.31%) Amazon SQS
12 1 (0.31%) CloudFront
12 1 (0.31%) IaaS
12 1 (0.31%) Route 53
Communications & Networking
1 7 (2.20%) Kerberos
2 2 (0.63%) SSL
3 1 (0.31%) DNS
3 1 (0.31%) DSL
3 1 (0.31%) Firewall
3 1 (0.31%) Software-Defined Networking
Database & Business Intelligence
1 289 (90.88%) Hadoop
2 260 (81.76%) Big Data
3 197 (61.95%) Apache Hive
4 134 (42.14%) HBase
5 113 (35.53%) NoSQL
6 85 (26.73%) MongoDB
7 83 (26.10%) Impala
8 66 (20.75%) Apache Cassandra
9 65 (20.44%) Data Warehouse
9 65 (20.44%) Sqoop
10 63 (19.81%) Relational Database
11 47 (14.78%) Amazon Redshift
11 47 (14.78%) Power BI
12 38 (11.95%) Amazon Athena
13 36 (11.32%) RDBMS
14 34 (10.69%) SQL Server
15 28 (8.81%) BigQuery
15 28 (8.81%) MySQL
16 27 (8.49%) Spotfire
17 25 (7.86%) PostgreSQL
Development Applications
1 55 (17.30%) Git (software)
2 51 (16.04%) Jenkins
3 36 (11.32%) JIRA
4 24 (7.55%) Maven
5 20 (6.29%) TeamCity
6 14 (4.40%) Selenium
7 10 (3.14%) Atlassian Bamboo
8 9 (2.83%) Gerrit
9 8 (2.52%) Grunt
9 8 (2.52%) Jasmine
9 8 (2.52%) Subversion
10 6 (1.89%) Bitbucket
10 6 (1.89%) RStudio
10 6 (1.89%) SQL Server Management Studio (SSMS)
11 5 (1.57%) JIRA Agile
11 5 (1.57%) JUnit
11 5 (1.57%) Team Foundation Server
12 4 (1.26%) Ant
12 4 (1.26%) Artifactory
12 4 (1.26%) Vagrant
General
1 77 (24.21%) Finance
2 22 (6.92%) Banking
3 15 (4.72%) Electronics
3 15 (4.72%) Marketing
4 13 (4.09%) Retail
5 7 (2.20%) Games
6 3 (0.94%) Aerospace
7 2 (0.63%) Advertising
7 2 (0.63%) Investment Banking
7 2 (0.63%) Legal
7 2 (0.63%) Manufacturing
7 2 (0.63%) Pharmaceutical
7 2 (0.63%) Retail Banking
8 1 (0.31%) Automotive
8 1 (0.31%) Corporate Banking
8 1 (0.31%) Front Office
8 1 (0.31%) Law
8 1 (0.31%) Spanish Language
8 1 (0.31%) Telecoms
Job Titles
1 98 (30.82%) Data Engineer
2 83 (26.10%) Developer
3 61 (19.18%) Big Data Engineer
4 56 (17.61%) Architect
5 54 (16.98%) Data Architect
6 49 (15.41%) Java Developer
7 46 (14.47%) Hadoop Engineer
8 40 (12.58%) Big Data Architect
9 33 (10.38%) Big Data Developer
10 25 (7.86%) Data Scientist
11 24 (7.55%) Senior Data Engineer
12 20 (6.29%) Senior Hadoop Engineer
13 16 (5.03%) AWS Engineer
13 16 (5.03%) Hadoop Developer
14 15 (4.72%) Java Hadoop Developer
15 13 (4.09%) Java Engineer
15 13 (4.09%) Senior Developer
16 12 (3.77%) Senior Java Developer
17 11 (3.46%) Software Engineer
18 10 (3.14%) Technical Leader
Libraries, Frameworks & Software Standards
1 81 (25.47%) Kafka
2 42 (13.21%) MLlib
3 38 (11.95%) Pandas
4 37 (11.64%) Web Services
5 29 (9.12%) Spring
5 29 (9.12%) TensorFlow
6 26 (8.18%) AngularJS
6 26 (8.18%) REST
7 20 (6.29%) Spark Streaming
8 19 (5.97%) Keras
9 18 (5.66%) J2EE
10 15 (4.72%) Java EE
11 14 (4.40%) NumPy
12 13 (4.09%) Apache Avro
12 13 (4.09%) RabbitMQ
13 12 (3.77%) SOAP
14 11 (3.46%) D3.js
14 11 (3.46%) XML
15 10 (3.14%) .NET
15 10 (3.14%) HTML
Miscellaneous
1 53 (16.67%) Analytical Skills
2 37 (11.64%) Computer Science
3 28 (8.81%) Greenfield Project
4 27 (8.49%) Clustering
5 25 (7.86%) Algorithms
6 23 (7.23%) User Experience
7 14 (4.40%) Data Structures
8 13 (4.09%) Client/Server
9 12 (3.77%) Internet of Things
10 11 (3.46%) Fintech
11 8 (2.52%) Tandem
12 7 (2.20%) Data Centre
13 6 (1.89%) Enterprise Software
14 5 (1.57%) Analytical Mindset
14 5 (1.57%) Private Cloud
15 4 (1.26%) Hybrid Cloud
15 4 (1.26%) Public Cloud
15 4 (1.26%) Taxonomies
16 2 (0.63%) Replication
16 2 (0.63%) Wiki
Operating Systems
1 101 (31.76%) Linux
2 21 (6.60%) Unix
3 5 (1.57%) Windows
4 4 (1.26%) Mac OS X
5 2 (0.63%) Mesosphere
5 2 (0.63%) Ubuntu
Processes & Methodologies
1 141 (44.34%) Agile Software Development
2 133 (41.82%) Analytics
3 110 (34.59%) ETL
4 95 (29.87%) Data Science
5 77 (24.21%) Visualisation
6 74 (23.27%) Machine Learning
7 66 (20.75%) Business Intelligence
8 65 (20.44%) Open Source
9 58 (18.24%) Data Visualisation
10 56 (17.61%) Scrum
11 54 (16.98%) Software Engineering
12 51 (16.04%) Data Analytics
13 46 (14.47%) Continuous Integration
14 44 (13.84%) Data Modelling
15 42 (13.21%) Mathematics
16 41 (12.89%) DevOps
17 38 (11.95%) Data Engineering
18 33 (10.38%) Coaching
18 33 (10.38%) Data Architecture
19 30 (9.43%) High Availability
Programming Languages
1 216 (67.92%) Java
2 202 (63.52%) Python
3 149 (46.86%) SQL
4 131 (41.19%) Scala
5 46 (14.47%) R
6 42 (13.21%) Shell Script
7 38 (11.95%) C#
8 24 (7.55%) JavaScript
9 23 (7.23%) C++
10 21 (6.60%) C
11 17 (5.35%) Go
12 13 (4.09%) Perl
13 10 (3.14%) Bash Shell
14 9 (2.83%) T-SQL
15 8 (2.52%) PHP
15 8 (2.52%) VBA
16 7 (2.20%) MATLAB
17 5 (1.57%) PL/SQL
18 4 (1.26%) WebLogic Scripting Tool
18 4 (1.26%) XPath
Qualifications
1 56 (17.61%) Degree
2 22 (6.92%) Computer Science Degree
3 19 (5.97%) Security Cleared
4 13 (4.09%) DV Cleared
5 10 (3.14%) PhD
5 10 (3.14%) SC Cleared
6 7 (2.20%) Master's Degree
6 7 (2.20%) Numerate Degree
7 4 (1.26%) ISTQB
7 4 (1.26%) PRINCE2 Certification
8 1 (0.31%) CTC Cleared
Quality Assurance & Compliance
1 19 (5.97%) Data Quality
2 6 (1.89%) QA
3 2 (0.63%) GCP
3 2 (0.63%) GDPR
System Software
1 111 (34.91%) HDFS
2 82 (25.79%) Apache Flume
3 44 (13.84%) Docker
4 15 (4.72%) Apache ZooKeeper
5 2 (0.63%) MapR-FS
Systems Management
1 67 (21.07%) Hadoop YARN
2 30 (9.43%) Oozie
3 13 (4.09%) Puppet
4 12 (3.77%) Ansible
5 9 (2.83%) Opscode Chef
6 8 (2.52%) Mesos
7 7 (2.20%) Kubernetes
8 4 (1.26%) Ambari
8 4 (1.26%) Nagios
8 4 (1.26%) Terraform
9 3 (0.94%) Kibana
10 2 (0.63%) Docker Swarm
10 2 (0.63%) yum
11 1 (0.31%) BladeLogic
11 1 (0.31%) Control-M
Vendors
1 76 (23.90%) Cloudera
1 76 (23.90%) Tableau
2 60 (18.87%) Hortonworks
3 32 (10.06%) Oracle
4 26 (8.18%) Google
5 25 (7.86%) MapR
6 20 (6.29%) Microsoft
6 20 (6.29%) SAP
7 19 (5.97%) Atlassian
8 13 (4.09%) Informatica
8 13 (4.09%) Talend
8 13 (4.09%) TIBCO
9 10 (3.14%) Teradata
10 9 (2.83%) Perforce
11 8 (2.52%) Greenplum
11 8 (2.52%) IBM
11 8 (2.52%) Vertica
12 7 (2.20%) HP
13 6 (1.89%) Sybase
14 5 (1.57%) Twitter