Period
to 16 August 2017

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 16 August 2017 with a comparison to the same period in the previous 2 years.

MapReduce
UK
6 months to
16 Aug 2017
Same period 2016 Same period 2015
Rank 832 723 832
Rank change year-on-year -109 +109 -37
Permanent jobs citing MapReduce 360 584 501
As % of all permanent IT jobs advertised in the UK 0.20% 0.29% 0.23%
As % of the Processes & Methodologies category 0.23% 0.33% 0.26%
Number of salaries quoted 259 437 394
UK median annual salary £70,000 £65,000 £65,000
Median salary % change year-on-year +7.69% - -
10th Percentile £33,750 £43,750 £39,125
90th Percentile £103,000 £96,250 £92,500
UK excluding London median annual salary £48,750 £55,000 £57,500
% change year-on-year -11.36% -4.35% -23.33%

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

Process & Methodology Skills
UK
Permanent job vacancies with a requirement for process and methodology skills 158870 176361 191387
As % of all permanent IT job vacancies advertised in the UK 89.92% 89.05% 88.08%
Number of salaries quoted 126186 147044 156131
UK median annual salary £50,000 £49,000 £47,500
Median salary % change year-on-year +2.04% +3.16% +5.56%
10th Percentile £28,533 £27,500 £27,500
90th Percentile £80,000 £77,500 £76,250
UK excluding London median annual salary £42,500 £42,500 £42,500

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 16 August 2017.

Salary histogram for MapReduce in the UK

MapReduce
Top 15 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 16 August 2017. 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 -130 339 £70,000 +6.06% 34
London -103 217 £72,500 +1.75% 22
UK excluding London -9 139 £48,750 -11.36% 13
South East +51 62 £75,000 +25.00% 8
North of England +14 36 £40,000 -20.00% 2
North West -1 34 £40,000 +8.11% 1
East of England +17 17 £46,250 -15.91% 1
Scotland +17 10 £62,875 +49.26%
Wales +13 7 £35,000 -22.22% 1
Midlands +2 6 £47,500 -13.64%
West Midlands -8 5 £47,500 -17.39%
East Midlands +15 1 £34,000 -38.18%
Yorkshire -3 1 - - 1
South West -37 1 £30,804 -42.96% 1
North East - 1 - -

For the 6 months to 16 August 2017, IT jobs citing MapReduce also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for MapReduce.

1 335 (93.06%) Hadoop
2 314 (87.22%) Big Data
3 243 (67.50%) Apache Spark
4 227 (63.06%) Java
5 195 (54.17%) Apache Hive
6 184 (51.11%) Agile Software Development
7 180 (50.00%) Python
8 167 (46.39%) Analytics
9 149 (41.39%) HBase
10 142 (39.44%) SQL
11 130 (36.11%) Apache Pig
12 127 (35.28%) NoSQL
13 116 (32.22%) HDFS
14 102 (28.33%) Amazon AWS
15 97 (26.94%) Scala
16 83 (23.06%) Web Services
17 77 (21.39%) Apache Flume
17 77 (21.39%) Apache Cassandra
18 72 (20.00%) Kafka
19 69 (19.17%) Linux
20 68 (18.89%) ETL
20 68 (18.89%) Sqoop
20 68 (18.89%) Machine Learning
21 67 (18.61%) R
22 66 (18.33%) Open Source
22 66 (18.33%) Finance
23 63 (17.50%) Apache
24 62 (17.22%) Cloudera
25 61 (16.94%) MongoDB
25 61 (16.94%) Relational Database

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
1 243 (67.50%) Apache Spark
2 130 (36.11%) Apache Pig
3 63 (17.50%) Apache
4 53 (14.72%) SAS
5 22 (6.11%) Apache Solr
6 14 (3.89%) Elasticsearch
7 10 (2.78%) Tomcat
8 6 (1.67%) Apache Airflow
9 5 (1.39%) ArcGIS
10 4 (1.11%) JBoss
10 4 (1.11%) WebLogic
10 4 (1.11%) WebSphere
11 3 (0.83%) Mule
12 2 (0.56%) Confluence
13 1 (0.28%) OpenStack
Applications
1 13 (3.61%) SPSS
2 2 (0.56%) Microsoft Excel
Cloud Services
1 102 (28.33%) Amazon AWS
2 44 (12.22%) Amazon EMR
3 34 (9.44%) Microsoft Azure
4 12 (3.33%) Google Cloud Platform
5 9 (2.50%) Cloud Computing
6 8 (2.22%) Amazon EC2
6 8 (2.22%) AWS CloudFormation
7 6 (1.67%) Amazon CloudWatch
8 5 (1.39%) Amazon Kinesis
8 5 (1.39%) GitHub
8 5 (1.39%) PaaS
9 4 (1.11%) Amazon S3
9 4 (1.11%) AWS Lambda
9 4 (1.11%) IaaS
9 4 (1.11%) SaaS
10 3 (0.83%) Amazon SQS
10 3 (0.83%) CloudFront
10 3 (0.83%) Route 53
11 2 (0.56%) Cortana Intelligence Suite
12 1 (0.28%) Virtual Private Cloud
Communications & Networking
1 11 (3.06%) HTTP
2 9 (2.50%) Kerberos
3 7 (1.94%) LDAP
4 2 (0.56%) Internet
4 2 (0.56%) SSL
5 1 (0.28%) DNS
5 1 (0.28%) FTP
5 1 (0.28%) Intranet
5 1 (0.28%) Network Security
5 1 (0.28%) tcpdump
5 1 (0.28%) VPN
5 1 (0.28%) Wireshark
Database & Business Intelligence
1 335 (93.06%) Hadoop
2 314 (87.22%) Big Data
3 195 (54.17%) Apache Hive
4 149 (41.39%) HBase
5 127 (35.28%) NoSQL
6 77 (21.39%) Apache Cassandra
7 68 (18.89%) Sqoop
8 61 (16.94%) MongoDB
8 61 (16.94%) Relational Database
9 56 (15.56%) Impala
10 35 (9.72%) SQL Server
11 30 (8.33%) Amazon Redshift
12 29 (8.06%) RDBMS
13 25 (6.94%) Amazon DynamoDB
13 25 (6.94%) Data Mining
14 21 (5.83%) SQL Server Integration Services
15 20 (5.56%) Pentaho
16 19 (5.28%) Data Warehouse
16 19 (5.28%) MySQL
17 18 (5.00%) QlikView
Development Applications
1 22 (6.11%) Subversion
2 21 (5.83%) Jenkins
3 18 (5.00%) RStudio
3 18 (5.00%) SQL Server Management Studio (SSMS)
4 14 (3.89%) Atlassian Bamboo
5 12 (3.33%) Git (software)
6 9 (2.50%) Selenium
6 9 (2.50%) Talend Open Studio
7 7 (1.94%) Eclipse
7 7 (1.94%) JIRA
8 6 (1.67%) Maven
9 5 (1.39%) Travis CI
10 3 (0.83%) Bitbucket
10 3 (0.83%) Gradle
11 2 (0.56%) Mercurial
11 2 (0.56%) Spock
12 1 (0.28%) HP UFT
12 1 (0.28%) IBM UrbanCode
12 1 (0.28%) TeamCity
12 1 (0.28%) TestComplete
General
1 66 (18.33%) Finance
2 19 (5.28%) Retail
3 11 (3.06%) Banking
3 11 (3.06%) Games
4 10 (2.78%) Marketing
5 5 (1.39%) Investment Banking
6 3 (0.83%) Legal
6 3 (0.83%) Telecoms
7 2 (0.56%) Advertising
7 2 (0.56%) Electronics
7 2 (0.56%) Front Office
8 1 (0.28%) Digital Economy
8 1 (0.28%) Financial Institution
8 1 (0.28%) Music Industry
8 1 (0.28%) Publishing
Job Titles
1 89 (24.72%) Developer
2 64 (17.78%) Data Engineer
3 48 (13.33%) Architect
3 48 (13.33%) Java Developer
4 46 (12.78%) Data Architect
5 42 (11.67%) Big Data Architect
6 39 (10.83%) Data Scientist
7 37 (10.28%) Big Data Engineer
8 34 (9.44%) Hadoop Engineer
9 30 (8.33%) Big Data Developer
10 19 (5.28%) Data Manager
11 18 (5.00%) Junior
12 17 (4.72%) Hadoop Architect
12 17 (4.72%) Junior Developer
12 17 (4.72%) Junior Java Developer
12 17 (4.72%) Software Engineer
13 15 (4.17%) Senior Developer
14 14 (3.89%) Apache Spark Developer
15 13 (3.61%) Scala Developer
15 13 (3.61%) Senior Data Scientist
Libraries, Frameworks & Software Standards
1 83 (23.06%) Web Services
2 72 (20.00%) Kafka
3 42 (11.67%) Spring
4 28 (7.78%) J2EE
5 26 (7.22%) .NET
6 15 (4.17%) XML
7 14 (3.89%) JSON
8 13 (3.61%) HTML
9 11 (3.06%) MLlib
10 8 (2.22%) Akka
10 8 (2.22%) Apache Flex
10 8 (2.22%) Django
10 8 (2.22%) NumPy
11 7 (1.94%) CSS
11 7 (1.94%) Pandas
11 7 (1.94%) RabbitMQ
11 7 (1.94%) RESTful
11 7 (1.94%) SciPy
11 7 (1.94%) Spark Streaming
11 7 (1.94%) Spring MVC
Miscellaneous
1 56 (15.56%) Analytical Skills
2 47 (13.06%) Data Structures
3 44 (12.22%) Algorithms
4 34 (9.44%) Greenfield Project
5 28 (7.78%) Computer Science
6 11 (3.06%) Virtual Team
7 8 (2.22%) Fintech
7 8 (2.22%) Foreign Exchange (FX)
8 6 (1.67%) Cyberthreat
8 6 (1.67%) Hybrid Cloud
8 6 (1.67%) Public Cloud
9 5 (1.39%) Clustering
9 5 (1.39%) PKI
10 3 (0.83%) Digital Media
10 3 (0.83%) Taxonomies
10 3 (0.83%) User Experience
11 2 (0.56%) Data Centre
11 2 (0.56%) Grid Computing
11 2 (0.56%) Management Information System
12 1 (0.28%) Device Driver
Operating Systems
1 69 (19.17%) Linux
2 22 (6.11%) Unix
3 7 (1.94%) Windows
4 3 (0.83%) Mac OS X
4 3 (0.83%) Solaris
5 2 (0.56%) Red Hat Enterprise Linux
6 1 (0.28%) Ubuntu
Processes & Methodologies
1 184 (51.11%) Agile Software Development
2 167 (46.39%) Analytics
3 68 (18.89%) ETL
3 68 (18.89%) Machine Learning
4 66 (18.33%) Open Source
5 57 (15.83%) Business Intelligence
6 48 (13.33%) Data Analytics
7 45 (12.50%) Continuous Integration
8 41 (11.39%) Software Engineering
9 38 (10.56%) Visualisation
10 37 (10.28%) Data Architecture
11 34 (9.44%) Use Case
12 33 (9.17%) Test Automation
13 32 (8.89%) Data Analysis
13 32 (8.89%) Data Management
13 32 (8.89%) OO
14 31 (8.61%) DevOps
15 30 (8.33%) Data Modelling
15 30 (8.33%) TDD
16 29 (8.06%) Technical Architecture
Programming Languages
1 227 (63.06%) Java
2 180 (50.00%) Python
3 142 (39.44%) SQL
4 97 (26.94%) Scala
5 67 (18.61%) R
6 42 (11.67%) C#
7 30 (8.33%) C
8 22 (6.11%) JavaScript
9 20 (5.56%) Clojure
9 20 (5.56%) Haskell
10 18 (5.00%) T-SQL
11 15 (4.17%) Bash Shell
11 15 (4.17%) C++
12 13 (3.61%) Shell Script
13 10 (2.78%) Perl
13 10 (2.78%) PHP
14 7 (1.94%) HiveQL
15 4 (1.11%) MATLAB
16 3 (0.83%) Ruby
17 1 (0.28%) PowerShell
Qualifications
1 56 (15.56%) Degree
2 28 (7.78%) Security Cleared
3 27 (7.50%) DV Cleared
4 18 (5.00%) SC Cleared
5 14 (3.89%) PhD
6 12 (3.33%) Master's Degree
7 9 (2.50%) Computer Science Degree
8 5 (1.39%) Numerate Degree
9 2 (0.56%) Sun Certification
10 1 (0.28%) CISM
10 1 (0.28%) CISSP
10 1 (0.28%) Postgraduate
Quality Assurance & Compliance
1 9 (2.50%) Data Quality
2 3 (0.83%) GCP
2 3 (0.83%) GDPR
3 2 (0.56%) SLA
4 1 (0.28%) Actionable Recommendations
4 1 (0.28%) QA
System Software
1 116 (32.22%) HDFS
2 77 (21.39%) Apache Flume
3 4 (1.11%) Docker
4 3 (0.83%) Active Directory
4 3 (0.83%) Apache ZooKeeper
5 2 (0.56%) Cronacle
5 2 (0.56%) Oracle RAC
6 1 (0.28%) KVM
6 1 (0.28%) Virtual Machines
Systems Management
1 49 (13.61%) Oozie
2 20 (5.56%) Hadoop YARN
3 7 (1.94%) Opscode Chef
3 7 (1.94%) Puppet
4 5 (1.39%) Ansible
4 5 (1.39%) Kibana
5 4 (1.11%) Ambari
6 3 (0.83%) Marathon
7 2 (0.56%) Control-M
8 1 (0.28%) Nagios
8 1 (0.28%) QRadar
8 1 (0.28%) Salt
Vendors
1 62 (17.22%) Cloudera
2 29 (8.06%) Tableau
3 28 (7.78%) Hortonworks
4 16 (4.44%) MapR
5 15 (4.17%) Google
5 15 (4.17%) TIBCO
6 13 (3.61%) Splunk
6 13 (3.61%) Teradata
7 11 (3.06%) Oracle
8 9 (2.50%) Talend
9 6 (1.67%) Netezza
9 6 (1.67%) SAP
9 6 (1.67%) Vertica
10 5 (1.39%) Microsoft
10 5 (1.39%) RapidMiner
11 4 (1.11%) Cognos
11 4 (1.11%) Informatica
11 4 (1.11%) MicroStrategy
11 4 (1.11%) MuleSoft
12 3 (0.83%) Cisco