Period
to 20 July 2018

The following table provides summary statistics for permanent job vacancies advertised in South Wales with a requirement for Big Data skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Big Data over the 6 months to 20 July 2018 with a comparison to the same period in the previous 2 years.

Big Data
Wales > South Wales
6 months to
20 Jul 2018
Same period 2017 Same period 2016
Rank 78 80 75
Rank change year-on-year +2 -5 -2
Permanent jobs citing Big Data 29 42 68
As % of all permanent IT jobs advertised in South Wales 2.03% 2.65% 2.90%
As % of the Database & Business Intelligence category 7.16% 8.50% 10.04%
Number of salaries quoted 26 37 58
South Wales median annual salary £47,200 £45,000 £45,000
Median salary % change year-on-year +4.89% - -5.26%
10th Percentile £32,875 £26,700 £31,425
90th Percentile £65,000 £56,250 £57,500
Wales median annual salary £47,000 £45,000 £45,000
% change year-on-year +4.44% - -5.26%

Big Data is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in South Wales with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
South Wales
Permanent vacancies with a requirement for database or business intelligence skills 405 494 677
As % of all permanent IT jobs advertised in South Wales 28.40% 31.23% 28.88%
Number of salaries quoted 353 429 600
South Wales median annual salary £42,500 £40,000 £38,638
Median salary % change year-on-year +6.25% +3.53% +7.33%
10th Percentile £27,500 £26,250 £22,750
90th Percentile £56,250 £52,500 £50,000
Wales median annual salary £40,000 £40,000 £38,000
% change year-on-year - +5.26% +7.24%

Big Data
Job Vacancy Trend in South Wales

Job postings citing Big Data as a percentage of all IT jobs advertised in South Wales.

Job vacancy trend for Big Data in South Wales

Big Data
Salary Trend in South Wales

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

Salary trend for Big Data in South Wales

Big Data
Salary Histogram in South Wales

The salary distribution of IT jobs citing Big Data in South Wales over the 6 months to 20 July 2018.

Salary histogram for Big Data in South Wales

Big Data
Job Locations in South Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Big Data within the South Wales region over the 6 months to 20 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
Cardiff -11 19 £39,500 -7.06% 3
Newport +12 5 £52,500 +2.74%
Vale of Glamorgan - 2 £40,000 - 1
Bridgend - 2 £61,000 - 1
Big Data
Wales

For the 6 months to 20 July 2018, IT jobs citing Big Data 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 across the South Wales region with a requirement for Big Data.

1 16 (55.17%) Agile Software Development
2 11 (37.93%) Web Services
2 11 (37.93%) Analytics
3 10 (34.48%) SQL
4 9 (31.03%) Scrum
5 8 (27.59%) PHP
5 8 (27.59%) Python
5 8 (27.59%) Product Management
5 8 (27.59%) Machine Learning
6 7 (24.14%) Apache Hive
6 7 (24.14%) Hadoop
6 7 (24.14%) Amazon AWS
6 7 (24.14%) Apache Spark
6 7 (24.14%) Java
6 7 (24.14%) Business Intelligence
6 7 (24.14%) Data Science
7 6 (20.69%) Project Management
7 6 (20.69%) Apache Pig
7 6 (20.69%) Data Analytics
7 6 (20.69%) HPCC
7 6 (20.69%) Data Cleansing
7 6 (20.69%) Tableau
8 5 (17.24%) NoSQL
8 5 (17.24%) Data Architecture
8 5 (17.24%) Microsoft Azure
8 5 (17.24%) JavaScript
8 5 (17.24%) SQL Server
8 5 (17.24%) Statistics
9 4 (13.79%) SC Cleared
9 4 (13.79%) Security Cleared

Big Data
Co-occurring IT Skills in South 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 7 (24.14%) Apache Spark
2 6 (20.69%) Apache Pig
3 2 (6.90%) Elasticsearch
Cloud Services
1 7 (24.14%) Amazon AWS
2 5 (17.24%) Microsoft Azure
3 4 (13.79%) Serverless
4 1 (3.45%) Google Cloud Platform
Database & Business Intelligence
1 7 (24.14%) Apache Hive
1 7 (24.14%) Hadoop
2 6 (20.69%) HPCC
3 5 (17.24%) NoSQL
3 5 (17.24%) SQL Server
4 4 (13.79%) Amazon Redshift
4 4 (13.79%) Apache Cassandra
4 4 (13.79%) MongoDB
4 4 (13.79%) Presto
5 3 (10.34%) Power BI
5 3 (10.34%) QlikView
5 3 (10.34%) SQL Server Reporting Services
6 2 (6.90%) Data Warehouse
6 2 (6.90%) Impala
6 2 (6.90%) MySQL
7 1 (3.45%) Data Mining
7 1 (3.45%) HBase
7 1 (3.45%) PostgreSQL
Development Applications
1 2 (6.90%) Team Foundation Server
1 2 (6.90%) Visual Studio
2 1 (3.45%) Maven
2 1 (3.45%) Subversion
General
1 3 (10.34%) Finance
2 2 (6.90%) Games
3 1 (3.45%) Marketing
3 1 (3.45%) Welsh Language
Job Titles
1 12 (41.38%) Developer
2 4 (13.79%) Architect
2 4 (13.79%) Data Scientist
2 4 (13.79%) Java Developer
2 4 (13.79%) PHP Developer
3 3 (10.34%) Data Architect
4 2 (6.90%) Analyst
4 2 (6.90%) Digital Developer
4 2 (6.90%) Scrum Master
4 2 (6.90%) Software Developer
5 1 (3.45%) Agile Developer
5 1 (3.45%) Agile Java Developer
5 1 (3.45%) Big Data Developer
5 1 (3.45%) Big Data Engineer
5 1 (3.45%) Cloud Developer
5 1 (3.45%) Head of Architecture
5 1 (3.45%) Head of Data Architecture
5 1 (3.45%) IT Architect
5 1 (3.45%) Java Software Developer
5 1 (3.45%) Senior Data Scientist
Libraries, Frameworks & Software Standards
1 11 (37.93%) Web Services
2 3 (10.34%) Natural Language Processing
2 3 (10.34%) Spring
3 2 (6.90%) AngularJS
3 2 (6.90%) ASP.NET Web API
3 2 (6.90%) CSS
3 2 (6.90%) Hibernate
3 2 (6.90%) HTML
3 2 (6.90%) jQuery
3 2 (6.90%) Kafka
3 2 (6.90%) KnockoutJS
3 2 (6.90%) Middleware
3 2 (6.90%) React
3 2 (6.90%) RequireJS
3 2 (6.90%) SignalR
4 1 (3.45%) CGI
4 1 (3.45%) JSON
4 1 (3.45%) Node.js
4 1 (3.45%) Spring Boot
4 1 (3.45%) XML
Miscellaneous
1 4 (13.79%) Algorithms
2 2 (6.90%) Analytical Skills
2 2 (6.90%) Self-Motivation
3 1 (3.45%) Driving Licence
3 1 (3.45%) Greenfield Project
Operating Systems
1 3 (10.34%) Linux
Processes & Methodologies
1 16 (55.17%) Agile Software Development
2 11 (37.93%) Analytics
3 9 (31.03%) Scrum
4 8 (27.59%) Machine Learning
4 8 (27.59%) Product Management
5 7 (24.14%) Business Intelligence
5 7 (24.14%) Data Science
6 6 (20.69%) Data Analytics
6 6 (20.69%) Data Cleansing
6 6 (20.69%) Project Management
7 5 (17.24%) Data Architecture
7 5 (17.24%) Statistics
8 4 (13.79%) Data Strategy
8 4 (13.79%) Problem-Solving
9 3 (10.34%) Open Source
9 3 (10.34%) TDD
10 2 (6.90%) BDD
10 2 (6.90%) Big Data Analytics
10 2 (6.90%) Continuous Integration
10 2 (6.90%) Test Automation
Programming Languages
1 10 (34.48%) SQL
2 8 (27.59%) PHP
2 8 (27.59%) Python
3 7 (24.14%) Java
4 5 (17.24%) JavaScript
5 3 (10.34%) C++
5 3 (10.34%) Java 8
5 3 (10.34%) R
6 2 (6.90%) C#
6 2 (6.90%) Perl
6 2 (6.90%) Ruby
7 1 (3.45%) MATLAB
7 1 (3.45%) Scala
Qualifications
1 4 (13.79%) SC Cleared
1 4 (13.79%) Security Cleared
2 2 (6.90%) AWS Certification
2 2 (6.90%) BPSS Clearance
3 1 (3.45%) Degree
Quality Assurance & Compliance
1 1 (3.45%) GDPR
System Software
1 2 (6.90%) Apache Flume
Vendors
1 6 (20.69%) Tableau
2 2 (6.90%) Microsoft
2 2 (6.90%) Zend
3 1 (3.45%) Google
3 1 (3.45%) Oracle