The following table provides summary statistics for permanent job vacancies advertised in Wales with a requirement for Hadoop skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Hadoop over the 3 months to 25 June 2017 with a comparison to the same period in the previous 2 years.

Apache Hadoop
UK / Wales
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 77 88 -
Rank change year-on-year +11 -  
Permanent jobs citing Hadoop 12 12 0
As % of all permanent IT jobs advertised in Wales 1.23% 0.93% -
As % of the Database & Business Intelligence category 4.41% 3.46% -
Number of salaries quoted 10 12 0
Median salary £38,750 £45,750 -
Median salary % change year-on-year -15.30% -  
UK excluding London median salary £54,500 £54,000 £50,000
% change year-on-year +0.92% +8.00%  

Hadoop is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Wales with a requirement for database and business intelligence skills.

Database & Business Intelligence Skills
Wales
Permanent job vacancies with a requirement for database and business intelligence skills 272 347 419
As % of all permanent IT job vacancies advertised in Wales 27.90% 26.96% 29.30%
Number of salaries quoted 239 305 351
Median salary £38,125 £38,500 £37,500
Median salary % change year-on-year -0.97% +2.66%  
90% offered a salary of more than £30,000 £25,000 £28,500
10% offered a salary of more than £50,000 £47,500 £47,500
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

Hadoop
Job Vacancy Trend in Wales

The job posting trend of jobs advertised in Wales citing Hadoop as a proportion of all permanent or contract IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Hadoop in Wales

Hadoop
Salary Trend in Wales

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

Salary trend for Hadoop in Wales

Hadoop
Salary Histogram in Wales

The salary distribution of IT jobs citing Hadoop in Wales over the 3 months to 25 June 2017.

Salary histogram for Hadoop in Wales

Hadoop
Job Locations in Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Hadoop within the Wales region over the 3 months to 25 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
South Wales +21 12 £38,750 -15.30%
Hadoop
UK

For the 6 months to 25 June 2017, IT jobs citing Hadoop also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Wales region with a requirement for Hadoop.

1 20 (71.43%) Big Data
2 16 (57.14%) Agile Software Development
3 15 (53.57%) Amazon AWS
3 15 (53.57%) Apache Spark
4 14 (50.00%) C#
5 13 (46.43%) Elasticsearch
6 12 (42.86%) JavaScript
7 11 (39.29%) SQL
7 11 (39.29%) .NET
7 11 (39.29%) Python
7 11 (39.29%) Business Intelligence
8 10 (35.71%) Microsoft Azure
8 10 (35.71%) NoSQL
9 9 (32.14%) Microsoft
9 9 (32.14%) AngularJS
10 8 (28.57%) C++
10 8 (28.57%) Java
10 8 (28.57%) SQL Server
10 8 (28.57%) Machine Learning
10 8 (28.57%) Artificial Intelligence
11 7 (25.00%) Apache Hive
11 7 (25.00%) Data Visualisation
11 7 (25.00%) Visualisation
11 7 (25.00%) CSS
11 7 (25.00%) HTML
12 6 (21.43%) Software Engineering
12 6 (21.43%) Analytical Skills
12 6 (21.43%) Cross-Platform Development
13 5 (17.86%) Docker
13 5 (17.86%) Apache Cassandra

Hadoop
Co-occurring IT Skills in Wales 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 15 (53.57%) Apache Spark
2 13 (46.43%) Elasticsearch
3 4 (14.29%) IIS
4 3 (10.71%) Apache Pig
5 1 (3.57%) Cloud Foundry
5 1 (3.57%) SAS
5 1 (3.57%) WebLogic
Applications
1 1 (3.57%) Microsoft Office
Cloud Services
1 15 (53.57%) Amazon AWS
2 10 (35.71%) Microsoft Azure
3 4 (14.29%) Amazon EC2
3 4 (14.29%) Cloud Computing
4 1 (3.57%) IaaS
4 1 (3.57%) PaaS
4 1 (3.57%) SaaS
Communications & Networking
1 1 (3.57%) DNS
1 1 (3.57%) Firewall
1 1 (3.57%) NAS
1 1 (3.57%) SAN
1 1 (3.57%) TCP/IP
Database & Business Intelligence
1 20 (71.43%) Big Data
2 10 (35.71%) NoSQL
3 8 (28.57%) SQL Server
4 7 (25.00%) Apache Hive
5 5 (17.86%) Apache Cassandra
6 4 (14.29%) Amazon DynamoDB
6 4 (14.29%) Pentaho
6 4 (14.29%) QlikView
7 3 (10.71%) MongoDB
7 3 (10.71%) Oracle Database
7 3 (10.71%) Oracle Database 10g
7 3 (10.71%) Oracle Database 11g
7 3 (10.71%) Oracle Database 12c
7 3 (10.71%) PostgreSQL
7 3 (10.71%) Spotfire
8 2 (7.14%) Amazon Redshift
8 2 (7.14%) Data Mining
8 2 (7.14%) MySQL
8 2 (7.14%) Redis
8 2 (7.14%) SQL Server 2008
Development Applications
1 4 (14.29%) Team Foundation Server
2 1 (3.57%) ERwin
General
1 5 (17.86%) Finance
2 3 (10.71%) Games
3 2 (7.14%) Retail
4 1 (3.57%) Multimedia
Job Titles
1 6 (21.43%) Developer
2 4 (14.29%) .NET Team Leader
2 4 (14.29%) Administrator
2 4 (14.29%) Architect
2 4 (14.29%) DBA
2 4 (14.29%) Scrum Master
2 4 (14.29%) Team Leader
3 3 (10.71%) Analyst
3 3 (10.71%) Content Manager
3 3 (10.71%) Data Analyst
3 3 (10.71%) Data Architect
3 3 (10.71%) Data Manager
3 3 (10.71%) Java Developer
3 3 (10.71%) Oracle DBA
3 3 (10.71%) Senior Content Manager
3 3 (10.71%) Senior Manager
3 3 (10.71%) Technical Analyst
4 2 (7.14%) Big Data Architect
4 2 (7.14%) Full Stack Developer
4 2 (7.14%) Systems Architect
Libraries, Frameworks & Software Standards
1 11 (39.29%) .NET
2 9 (32.14%) AngularJS
3 7 (25.00%) CSS
3 7 (25.00%) HTML
4 5 (17.86%) XML
5 4 (14.29%) ASP.NET
5 4 (14.29%) ASP.NET Web API
5 4 (14.29%) ASP.NET Web Forms
5 4 (14.29%) CSS3
5 4 (14.29%) HTML5
5 4 (14.29%) Java EE
5 4 (14.29%) Node.js
5 4 (14.29%) Vue.js
5 4 (14.29%) WCF
6 3 (10.71%) Pandas
7 1 (3.57%) MXNet
7 1 (3.57%) TensorFlow
Miscellaneous
1 6 (21.43%) Analytical Skills
2 4 (14.29%) Credit Risk
2 4 (14.29%) CUDA
3 2 (7.14%) Computer Science
3 2 (7.14%) Greenfield Project
4 1 (3.57%) Cloud Native
Operating Systems
1 5 (17.86%) Linux
2 4 (14.29%) Windows
3 1 (3.57%) Unix
Processes & Methodologies
1 16 (57.14%) Agile Software Development
2 11 (39.29%) Business Intelligence
3 8 (28.57%) Artificial Intelligence
3 8 (28.57%) Machine Learning
4 7 (25.00%) Data Visualisation
4 7 (25.00%) Visualisation
5 6 (21.43%) Cross-Platform Development
5 6 (21.43%) Software Engineering
6 5 (17.86%) Scrum
7 4 (14.29%) API Development
7 4 (14.29%) Data Security
7 4 (14.29%) MVC
7 4 (14.29%) Open Source
7 4 (14.29%) Parallel Computing
8 3 (10.71%) Econometrics
8 3 (10.71%) MapReduce
8 3 (10.71%) Performance Tuning
9 2 (7.14%) Software Architecture
9 2 (7.14%) Web Development
10 1 (3.57%) Mathematics
Programming Languages
1 14 (50.00%) C#
2 12 (42.86%) JavaScript
3 11 (39.29%) Python
3 11 (39.29%) SQL
4 8 (28.57%) C++
4 8 (28.57%) Java
5 5 (17.86%) C
5 5 (17.86%) R
6 3 (10.71%) Perl
Qualifications
1 3 (10.71%) Degree
2 2 (7.14%) Computer Science Degree
3 1 (3.57%) PhD
Quality Assurance & Compliance
1 2 (7.14%) Data Quality
2 1 (3.57%) PMO
2 1 (3.57%) QA
System Software
1 5 (17.86%) Docker
2 1 (3.57%) Active Directory
Systems Management
1 1 (3.57%) Oracle Enterprise Manager
1 1 (3.57%) Oracle RMAN
1 1 (3.57%) Oracle ZFS
1 1 (3.57%) Systems Management Server (SMS)
Vendors
1 9 (32.14%) Microsoft
2 5 (17.86%) Oracle
3 4 (14.29%) Tableau
4 1 (3.57%) Ab Initio
4 1 (3.57%) Actian
4 1 (3.57%) Cloudera
4 1 (3.57%) Informatica
4 1 (3.57%) MicroStrategy
4 1 (3.57%) Netezza
4 1 (3.57%) Splunk
4 1 (3.57%) Teradata