Period
to 25 May 2018

The following table provides summary statistics for contract job vacancies advertised in Wales with a requirement for Big Data skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Big Data over the 6 months to 25 May 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Big Data
UK > Wales
6 months to
25 May 2018
Same period 2017 Same period 2016
Rank 92 69 94
Rank change year-on-year -23 +25 0
Contract jobs citing Big Data 12 28 4
As % of all contract IT jobs advertised in Wales 0.80% 2.09% 0.33%
As % of the Database & Business Intelligence category 3.02% 8.67% 1.15%
Number of daily rates quoted 8 38 3
Wales median daily rate £458 £513 £375
Median daily rate % change year-on-year -10.73% +36.67% -
10th Percentile £405 £321 £338
90th Percentile £575 £613 £423
UK median daily rate £550 £525 £525
% change year-on-year +4.76% - -
Number of hourly rates quoted 0 0 0
Wales median hourly rate - - -
UK median hourly rate £46.25 £47.00 £24.25
% change year-on-year -1.60% +93.81% -11.22%

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 contract job vacancies advertised in Wales with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Wales
Contract vacancies with a requirement for database or business intelligence skills 397 323 348
As % of all contract IT jobs advertised in Wales 26.45% 24.09% 28.36%
Number of daily rates quoted 298 225 228
Wales median daily rate £400 £375 £350
Median daily rate % change year-on-year +6.67% +7.14% -
10th Percentile £285 £186 £208
90th Percentile £531 £538 £457
UK median daily rate £473 £438 £425
% change year-on-year +8.00% +2.94% +6.25%
Number of hourly rates quoted 4 8 19
Wales median hourly rate £47.50 £26.88 £24.50
Median hourly rate % change year-on-year +76.74% +9.69% +8.89%
10th Percentile £34.88 £16.04 £12.45
90th Percentile £50.09 £40.15 £51.40
UK median hourly rate £33.50 £29.82 £28.00
% change year-on-year +12.36% +6.48% -0.34%

Big Data
Job Vacancy Trend in Wales

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

Job vacancy trend for Big Data in Wales

Big Data
Contractor Daily Rate Trend in Wales

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Big Data in Wales.

Contractor daily rate trend for Big Data in Wales

Big Data
Contractor Daily Rate Histogram in Wales

The daily rate distribution of IT jobs citing Big Data in Wales over the 6 months to 25 May 2018.

Contractor daily rate histogram for Big Data in Wales

Big Data
Contract Job Locations in Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Big Data within the Wales region over the 6 months to 25 May 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South Wales -36 12 £458 -10.73% 7
Big Data
UK

For the 6 months to 25 May 2018, IT contractor 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 contract job ads across the Wales region with a requirement for Big Data.

1 11 (91.67%) Hadoop
2 6 (50.00%) SQL Server Integration Services
2 6 (50.00%) SQL
2 6 (50.00%) Python
2 6 (50.00%) ETL
2 6 (50.00%) SQL Server Management Studio (SSMS)
2 6 (50.00%) Apache Spark
3 5 (41.67%) Agile Software Development
3 5 (41.67%) Scala
3 5 (41.67%) Cloudera
4 4 (33.33%) Git (software)
4 4 (33.33%) Data Warehouse
4 4 (33.33%) Microsoft
4 4 (33.33%) Java
5 3 (25.00%) Apache
5 3 (25.00%) Data Analysis
5 3 (25.00%) Test Automation
5 3 (25.00%) Security Cleared
5 3 (25.00%) Degree
5 3 (25.00%) Informatics
5 3 (25.00%) Computer Science
5 3 (25.00%) Integration Testing
5 3 (25.00%) Continuous Integration
5 3 (25.00%) Jenkins
5 3 (25.00%) GitHub
5 3 (25.00%) Apache Hive
5 3 (25.00%) REST
5 3 (25.00%) Machine Learning
5 3 (25.00%) GitLab
5 3 (25.00%) Docker

Big Data
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 6 (50.00%) Apache Spark
2 3 (25.00%) Apache
2 3 (25.00%) Cloud Foundry
3 2 (16.67%) Elasticsearch
4 1 (8.33%) Apache Pig
Business Applications
1 1 (8.33%) Dynamics CRM
Cloud Services
1 3 (25.00%) GitHub
2 1 (8.33%) Amazon AWS
2 1 (8.33%) Microsoft Azure
Database & Business Intelligence
1 11 (91.67%) Hadoop
2 6 (50.00%) SQL Server Integration Services
3 4 (33.33%) Data Warehouse
4 3 (25.00%) Apache Hive
5 2 (16.67%) HBase
6 1 (8.33%) Impala
6 1 (8.33%) NoSQL
6 1 (8.33%) SQL Server Reporting Services
6 1 (8.33%) SSDT
Development Applications
1 6 (50.00%) SQL Server Management Studio (SSMS)
2 4 (33.33%) Git (software)
3 3 (25.00%) GitLab
3 3 (25.00%) Jenkins
4 2 (16.67%) Artifactory
5 1 (8.33%) Cucumber
5 1 (8.33%) Gatling
5 1 (8.33%) JIRA
5 1 (8.33%) Selenium
Job Titles
1 3 (25.00%) Data Manager
1 3 (25.00%) Developer
1 3 (25.00%) Systems Manager
2 2 (16.67%) Build and Release Engineer
2 2 (16.67%) Build Engineer
2 2 (16.67%) Release Engineer
3 1 (8.33%) Architect
3 1 (8.33%) AWS Developer
3 1 (8.33%) Big Data Developer
3 1 (8.33%) Data Architect
3 1 (8.33%) Java Developer
3 1 (8.33%) JavaScript Developer
3 1 (8.33%) Python Developer
3 1 (8.33%) Senior Software Engineer
3 1 (8.33%) Software Engineer
3 1 (8.33%) Technical Architect
Libraries, Frameworks & Software Standards
1 3 (25.00%) Play Framework
1 3 (25.00%) REST
2 2 (16.67%) PySpark
3 1 (8.33%) .NET
3 1 (8.33%) Kafka
3 1 (8.33%) React
3 1 (8.33%) XML
3 1 (8.33%) XML Schema
3 1 (8.33%) XSD
Miscellaneous
1 3 (25.00%) Computer Science
2 1 (8.33%) User Experience
Operating Systems
1 1 (8.33%) Linux
Processes & Methodologies
1 6 (50.00%) ETL
2 5 (41.67%) Agile Software Development
3 3 (25.00%) Continuous Integration
3 3 (25.00%) Data Acquisition
3 3 (25.00%) Data Analysis
3 3 (25.00%) Data Science
3 3 (25.00%) Data Transformation
3 3 (25.00%) Informatics
3 3 (25.00%) Integration Testing
3 3 (25.00%) Machine Learning
3 3 (25.00%) Microservices
3 3 (25.00%) Test Automation
4 2 (16.67%) Continuous Delivery
4 2 (16.67%) Deployment Automation
4 2 (16.67%) DevOps
4 2 (16.67%) Migration
4 2 (16.67%) Software Engineering
4 2 (16.67%) Unit Testing
5 1 (8.33%) CRM
5 1 (8.33%) Scrum
Programming Languages
1 6 (50.00%) Python
1 6 (50.00%) SQL
2 5 (41.67%) Scala
3 4 (33.33%) Java
4 1 (8.33%) C#
4 1 (8.33%) JavaScript
4 1 (8.33%) PL/SQL
4 1 (8.33%) R
Qualifications
1 3 (25.00%) Computer Science Degree
1 3 (25.00%) Degree
1 3 (25.00%) Security Cleared
2 1 (8.33%) BPSS Clearance
2 1 (8.33%) SC Cleared
Quality Assurance & Compliance
1 3 (25.00%) Disclosure Scotland
System Software
1 3 (25.00%) Docker
2 1 (8.33%) Apache Flume
Systems Management
1 2 (16.67%) Ansible
2 1 (8.33%) Oozie
Vendors
1 5 (41.67%) Cloudera
2 4 (33.33%) Microsoft
3 1 (8.33%) Hortonworks