Period
to 24 November 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 24 November 2017 with a comparison to the same period in the previous 2 years.

MapReduce
UK
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 887 785 823
Rank change year-on-year -102 +38 +17
Permanent jobs citing MapReduce 326 450 526
As % of all permanent IT jobs advertised in the UK 0.18% 0.24% 0.24%
As % of the Processes & Methodologies category 0.20% 0.27% 0.27%
Number of salaries quoted 240 362 413
UK median annual salary £67,500 £67,500 £70,000
Median salary % change year-on-year - -3.57% -
10th Percentile £33,750 £45,000 £42,500
90th Percentile £106,000 £95,000 £93,750
UK excluding London median annual salary £50,000 £52,500 £60,000
% change year-on-year -4.76% -12.50% -14.29%

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 161950 169183 194286
As % of all permanent IT jobs advertised in the UK 89.90% 89.41% 88.80%
Number of salaries quoted 127926 140515 160119
UK median annual salary £50,000 £49,500 £47,500
Median salary % change year-on-year +1.01% +4.21% +5.56%
10th Percentile £28,750 £28,000 £27,500
90th Percentile £80,000 £79,800 £77,500
UK excluding London median annual salary £44,000 £42,500 £42,500
% change year-on-year +3.53% - +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 24 November 2017.

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 24 November 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 -67 307 £67,500 - 26
London -95 196 £70,000 -6.67% 18
UK excluding London +48 128 £50,000 -4.76% 10
South East +34 46 £55,000 -8.33% 2
East of England +31 22 £105,000 +58.49% 1
North of England +11 19 £27,500 -45.00% 4
North West -13 18 £27,500 -45.00% 2
South West +20 14 £52,500 -12.50%
Midlands +30 9 £47,500 +18.75% 1
Scotland -10 9 £46,000 +15.00% 2
Wales - 9 £35,000 -
West Midlands +13 5 £47,500 +18.75%
East Midlands +32 4 £51,500 +3.00%
Yorkshire +17 1 - - 2

For the 6 months to 24 November 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.

1 300 (92.02%) Hadoop
2 267 (81.90%) Big Data
3 241 (73.93%) Apache Spark
4 212 (65.03%) Java
5 182 (55.83%) Python
6 173 (53.07%) Apache Hive
7 168 (51.53%) Agile Software Development
8 158 (48.47%) Analytics
9 152 (46.63%) SQL
10 131 (40.18%) NoSQL
11 114 (34.97%) HBase
12 110 (33.74%) Scala
13 103 (31.60%) Apache Pig
14 101 (30.98%) HDFS
15 100 (30.67%) Amazon AWS
16 78 (23.93%) Finance
17 77 (23.62%) MongoDB
18 75 (23.01%) Linux
19 72 (22.09%) Apache Flume
20 67 (20.55%) Relational Database
20 67 (20.55%) ETL
21 66 (20.25%) Open Source
22 64 (19.63%) Kafka
23 62 (19.02%) Continuous Integration
24 61 (18.71%) Cloudera
25 60 (18.40%) Apache
26 59 (18.10%) Sqoop
26 59 (18.10%) Apache Cassandra
27 57 (17.48%) Business Intelligence
28 55 (16.87%) Web Services

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
1 241 (73.93%) Apache Spark
2 103 (31.60%) Apache Pig
3 60 (18.40%) Apache
4 36 (11.04%) SAS
5 29 (8.90%) Elasticsearch
6 21 (6.44%) Apache Solr
7 15 (4.60%) Apache Airflow
8 6 (1.84%) Tomcat
9 2 (0.61%) ArcGIS
9 2 (0.61%) Confluence
9 2 (0.61%) JBoss
9 2 (0.61%) Jupyter
9 2 (0.61%) WebLogic
Applications
1 7 (2.15%) SPSS
2 5 (1.53%) Microsoft Excel
3 1 (0.31%) GNU Octave
3 1 (0.31%) Mathematica
3 1 (0.31%) Microsoft Office
3 1 (0.31%) Microsoft PowerPoint
Cloud Services
1 100 (30.67%) Amazon AWS
2 51 (15.64%) Amazon EMR
3 41 (12.58%) Microsoft Azure
4 16 (4.91%) Amazon Kinesis
5 13 (3.99%) GitHub
6 10 (3.07%) Amazon EC2
7 8 (2.45%) AWS CloudFormation
7 8 (2.45%) Google Cloud Platform
8 7 (2.15%) Amazon CloudWatch
8 7 (2.15%) Amazon S3
8 7 (2.15%) Cloud Computing
9 6 (1.84%) Azure Machine Learning
10 4 (1.23%) PaaS
11 3 (0.92%) Amazon SQS
11 3 (0.92%) AWS Lambda
11 3 (0.92%) CloudFront
11 3 (0.92%) Route 53
11 3 (0.92%) Serverless
12 2 (0.61%) AWS OpsWorks
12 2 (0.61%) Cortana Intelligence Suite
Communications & Networking
1 6 (1.84%) HTTP
2 5 (1.53%) Kerberos
3 3 (0.92%) LDAP
4 2 (0.61%) VPN
5 1 (0.31%) DNS
5 1 (0.31%) Firewall
5 1 (0.31%) Internet
5 1 (0.31%) Network Security
5 1 (0.31%) Software-Defined Networking
Database & Business Intelligence
1 300 (92.02%) Hadoop
2 267 (81.90%) Big Data
3 173 (53.07%) Apache Hive
4 131 (40.18%) NoSQL
5 114 (34.97%) HBase
6 77 (23.62%) MongoDB
7 67 (20.55%) Relational Database
8 59 (18.10%) Apache Cassandra
8 59 (18.10%) Sqoop
9 48 (14.72%) Impala
10 40 (12.27%) RDBMS
11 39 (11.96%) SQL Server
12 36 (11.04%) Amazon Redshift
13 27 (8.28%) SQL Server Integration Services
14 26 (7.98%) MySQL
14 26 (7.98%) Power BI
15 23 (7.06%) Data Warehouse
16 17 (5.21%) Amazon DynamoDB
17 16 (4.91%) QlikView
17 16 (4.91%) Spotfire
Development Applications
1 39 (11.96%) Jenkins
2 37 (11.35%) Git (software)
3 27 (8.28%) Subversion
4 22 (6.75%) Maven
5 21 (6.44%) Selenium
5 21 (6.44%) SQL Server Management Studio (SSMS)
6 20 (6.13%) JIRA
6 20 (6.13%) RStudio
7 16 (4.91%) Atlassian Bamboo
8 9 (2.76%) Gerrit
9 8 (2.45%) Bitbucket
9 8 (2.45%) Grunt
9 8 (2.45%) Jasmine
10 6 (1.84%) Eclipse
11 5 (1.53%) JIRA Agile
11 5 (1.53%) Talend Open Studio
12 4 (1.23%) Artifactory
12 4 (1.23%) Vagrant
13 3 (0.92%) Travis CI
14 2 (0.61%) Gradle
General
1 78 (23.93%) Finance
2 22 (6.75%) Banking
3 14 (4.29%) Games
4 12 (3.68%) Retail
5 7 (2.15%) Marketing
6 5 (1.53%) Electronics
7 4 (1.23%) Legal
8 3 (0.92%) Advertising
8 3 (0.92%) Aerospace
8 3 (0.92%) Investment Banking
9 2 (0.61%) Telecoms
10 1 (0.31%) Automotive
10 1 (0.31%) Corporate Banking
10 1 (0.31%) Digital Economy
10 1 (0.31%) Front Office
10 1 (0.31%) Law
10 1 (0.31%) Retail Banking
10 1 (0.31%) Spanish Language
Job Titles
1 103 (31.60%) Developer
2 62 (19.02%) Data Engineer
3 57 (17.48%) Java Developer
4 39 (11.96%) Big Data Engineer
5 33 (10.12%) Architect
6 32 (9.82%) Big Data Developer
7 31 (9.51%) Data Architect
7 31 (9.51%) Data Scientist
8 26 (7.98%) Big Data Architect
8 26 (7.98%) Hadoop Engineer
9 21 (6.44%) Data Manager
10 19 (5.83%) Java Scala Developer
10 19 (5.83%) Scala Developer
11 18 (5.52%) Hadoop Developer
12 17 (5.21%) Junior
12 17 (5.21%) Junior Developer
13 15 (4.60%) Junior Java Developer
14 14 (4.29%) Apache Spark Developer
15 12 (3.68%) Senior Developer
16 11 (3.37%) Software Engineer
Libraries, Frameworks & Software Standards
1 64 (19.63%) Kafka
2 55 (16.87%) Web Services
3 42 (12.88%) Spring
4 23 (7.06%) Pandas
5 21 (6.44%) AngularJS
6 20 (6.13%) REST
7 19 (5.83%) J2EE
7 19 (5.83%) MLlib
8 16 (4.91%) .NET
9 15 (4.60%) Spark Streaming
10 13 (3.99%) HTML
11 11 (3.37%) Apache Avro
12 10 (3.07%) CSS
13 9 (2.76%) D3.js
13 9 (2.76%) Java EE
13 9 (2.76%) NumPy
13 9 (2.76%) TensorFlow
14 8 (2.45%) Node.js
14 8 (2.45%) RESTful
14 8 (2.45%) XML
Miscellaneous
1 37 (11.35%) Analytical Skills
1 37 (11.35%) Data Structures
2 29 (8.90%) Algorithms
3 27 (8.28%) Computer Science
4 23 (7.06%) Greenfield Project
5 13 (3.99%) Clustering
5 13 (3.99%) Fintech
6 9 (2.76%) Internet of Things
7 8 (2.45%) Client/Server
8 6 (1.84%) Hybrid Cloud
8 6 (1.84%) Public Cloud
8 6 (1.84%) Virtual Team
9 5 (1.53%) Data Centre
9 5 (1.53%) PKI
9 5 (1.53%) Taxonomies
10 4 (1.23%) Cyberthreat
10 4 (1.23%) Enterprise Software
10 4 (1.23%) User Experience
11 1 (0.31%) Hedge funds
11 1 (0.31%) Mobile Banking
Operating Systems
1 75 (23.01%) Linux
2 23 (7.06%) Unix
3 4 (1.23%) Mac OS X
3 4 (1.23%) Windows
4 2 (0.61%) Mesosphere
4 2 (0.61%) Ubuntu
Processes & Methodologies
1 168 (51.53%) Agile Software Development
2 158 (48.47%) Analytics
3 67 (20.55%) ETL
4 66 (20.25%) Open Source
5 62 (19.02%) Continuous Integration
6 57 (17.48%) Business Intelligence
7 52 (15.95%) Machine Learning
8 48 (14.72%) Test Automation
9 47 (14.42%) Visualisation
10 44 (13.50%) Data Analytics
11 42 (12.88%) Software Engineering
12 39 (11.96%) DevOps
12 39 (11.96%) Scrum
13 37 (11.35%) Data Architecture
14 36 (11.04%) TDD
15 35 (10.74%) Data Visualisation
16 32 (9.82%) Data Management
16 32 (9.82%) OO
17 31 (9.51%) Mathematics
18 28 (8.59%) High Availability
Programming Languages
1 212 (65.03%) Java
2 182 (55.83%) Python
3 152 (46.63%) SQL
4 110 (33.74%) Scala
5 55 (16.87%) R
6 43 (13.19%) C#
7 31 (9.51%) JavaScript
8 28 (8.59%) C
9 27 (8.28%) Shell Script
10 22 (6.75%) T-SQL
11 18 (5.52%) Bash Shell
12 15 (4.60%) Clojure
12 15 (4.60%) Haskell
13 14 (4.29%) Perl
14 10 (3.07%) C++
14 10 (3.07%) PHP
15 8 (2.45%) HiveQL
16 5 (1.53%) Ruby
17 4 (1.23%) MATLAB
18 3 (0.92%) VBA
Qualifications
1 53 (16.26%) Degree
2 30 (9.20%) Security Cleared
3 28 (8.59%) DV Cleared
4 20 (6.13%) SC Cleared
5 17 (5.21%) Computer Science Degree
6 13 (3.99%) PhD
7 10 (3.07%) Master's Degree
8 3 (0.92%) Numerate Degree
Quality Assurance & Compliance
1 17 (5.21%) Data Quality
2 8 (2.45%) QA
3 5 (1.53%) GDPR
4 1 (0.31%) Actionable Recommendations
4 1 (0.31%) GCP
System Software
1 101 (30.98%) HDFS
2 72 (22.09%) Apache Flume
3 20 (6.13%) Docker
4 11 (3.37%) Apache ZooKeeper
5 2 (0.61%) MapR-FS
6 1 (0.31%) Cronacle
Systems Management
1 39 (11.96%) Oozie
2 24 (7.36%) Hadoop YARN
3 12 (3.68%) Puppet
4 10 (3.07%) Opscode Chef
5 6 (1.84%) Nagios
6 5 (1.53%) Ambari
7 4 (1.23%) Ansible
8 3 (0.92%) Kibana
8 3 (0.92%) Kubernetes
9 2 (0.61%) Control-M
9 2 (0.61%) Docker Swarm
9 2 (0.61%) yum
10 1 (0.31%) BladeLogic
10 1 (0.31%) Marathon
10 1 (0.31%) Salt
10 1 (0.31%) Terraform
Vendors
1 61 (18.71%) Cloudera
2 39 (11.96%) Tableau
3 33 (10.12%) Hortonworks
4 19 (5.83%) MapR
5 17 (5.21%) Oracle
6 13 (3.99%) Splunk
7 11 (3.37%) Microsoft
8 9 (2.76%) Google
8 9 (2.76%) SAP
9 8 (2.45%) Teradata
10 6 (1.84%) TIBCO
11 5 (1.53%) Atlassian
11 5 (1.53%) Talend
12 4 (1.23%) Informatica
13 3 (0.92%) Datameer
13 3 (0.92%) Perforce
14 2 (0.61%) CA Agile Central
14 2 (0.61%) Platfora
15 1 (0.31%) Alteryx
15 1 (0.31%) Remedy