Period
to 22 November 2017

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 22 November 2017 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
22 Nov 2017
Same period 2016 Same period 2015
Rank 72 82 118
Rank change year-on-year +10 +36 -5
Contract jobs citing Big Data 15 24 4
As % of all contract IT jobs advertised in Wales 1.25% 1.69% 0.24%
As % of the Database & Business Intelligence category 4.17% 6.70% 0.78%
Number of daily rates quoted 3 19 2
Wales median daily rate £375 £513 £440
Median daily rate % change year-on-year -26.83% +16.48% +63.72%
10th Percentile £189 £271 £392
90th Percentile £578 £738 £488
UK median daily rate £550 £525 £520
% change year-on-year +4.76% +0.96% +1.27%
Number of hourly rates quoted 0 1 0
Wales median hourly rate - £20.50 -
UK median hourly rate £30.91 £42.92 £46.50
% change year-on-year -27.99% -7.70% +41.98%

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 360 358 512
As % of all contract IT jobs advertised in Wales 30.08% 25.14% 31.26%
Number of daily rates quoted 226 260 387
Wales median daily rate £388 £434 £340
Median daily rate % change year-on-year -10.66% +27.57% -2.86%
10th Percentile £250 £210 £228
90th Percentile £575 £575 £475
UK median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +0.63%
Number of hourly rates quoted 4 11 10
Wales median hourly rate £18.75 £55.00 £29.75
Median hourly rate % change year-on-year -65.91% +84.87% +42.69%
10th Percentile £16.75 £16.88 £17.61
90th Percentile £23.24 £61.25 £58.65
UK median hourly rate £31.23 £28.00 £28.75
% change year-on-year +11.54% -2.61% +15.00%

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 22 November 2017.

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 22 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South Wales +1 13 £375 -26.83% 3
Big Data
UK

For the 6 months to 22 November 2017, IT contractor jobs citing Big Data also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Wales region with a requirement for Big Data.

1 6 (40.00%) Cloudera
2 5 (33.33%) Python
3 4 (26.67%) SQL
3 4 (26.67%) Agile Software Development
3 4 (26.67%) Hadoop
4 3 (20.00%) Security Cleared
4 3 (20.00%) R
4 3 (20.00%) Kafka
4 3 (20.00%) User Stories
4 3 (20.00%) Elasticsearch
4 3 (20.00%) HBase
4 3 (20.00%) Analytical Skills
4 3 (20.00%) Linux
4 3 (20.00%) Statistics
4 3 (20.00%) Degree
4 3 (20.00%) Mathematics
4 3 (20.00%) ETL
4 3 (20.00%) SAS
5 2 (13.33%) Change Management
5 2 (13.33%) Regression Testing
5 2 (13.33%) JMeter
5 2 (13.33%) Telecoms
5 2 (13.33%) Finance
5 2 (13.33%) Manufacturing
5 2 (13.33%) Scrum
5 2 (13.33%) VMware
5 2 (13.33%) Windows
5 2 (13.33%) Oracle
5 2 (13.33%) SAP
5 2 (13.33%) XML

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 3 (20.00%) Elasticsearch
1 3 (20.00%) SAS
2 2 (13.33%) Apache Spark
3 1 (6.67%) Cloud Foundry
Applications
1 1 (6.67%) Stata
Business Applications
1 1 (6.67%) SAP CO
1 1 (6.67%) SAP FI
1 1 (6.67%) SAP FI/CO
1 1 (6.67%) SAP MM
1 1 (6.67%) SAP PP
Database & Business Intelligence
1 4 (26.67%) Hadoop
2 3 (20.00%) HBase
3 2 (13.33%) Data Warehouse
4 1 (6.67%) Apache Hive
4 1 (6.67%) Data Mining
4 1 (6.67%) NoSQL
4 1 (6.67%) Relational Database
Development Applications
1 2 (13.33%) JIRA
1 2 (13.33%) JMeter
1 2 (13.33%) SoapUI
General
1 2 (13.33%) Finance
1 2 (13.33%) Manufacturing
1 2 (13.33%) Retail
1 2 (13.33%) Telecoms
Job Titles
1 5 (33.33%) Analyst
2 4 (26.67%) Architect
2 4 (26.67%) Data Architect
3 3 (20.00%) Big Data Architect
3 3 (20.00%) Cloud Architect
4 2 (13.33%) Consultant
4 2 (13.33%) Data Analyst
4 2 (13.33%) Data Warehouse Analyst
4 2 (13.33%) Data Warehouse Test Analyst
4 2 (13.33%) Hadoop Architect
4 2 (13.33%) Infrastructure Engineer
4 2 (13.33%) SAP Consultant
4 2 (13.33%) Test Analyst
4 2 (13.33%) Test Data Analyst
5 1 (6.67%) Enterprise Architect
5 1 (6.67%) SAP CO Consultant
5 1 (6.67%) SAP FI Consultant
5 1 (6.67%) Senior Data Analyst
5 1 (6.67%) Statistical Analyst
5 1 (6.67%) Systems Designer
Libraries, Frameworks & Software Standards
1 3 (20.00%) Kafka
2 2 (13.33%) XML
3 1 (6.67%) Natural Language Processing
3 1 (6.67%) Spark Streaming
Miscellaneous
1 3 (20.00%) Analytical Skills
2 2 (13.33%) Computer Science
3 1 (6.67%) Algorithms
Operating Systems
1 3 (20.00%) Linux
2 2 (13.33%) Windows
Processes & Methodologies
1 4 (26.67%) Agile Software Development
2 3 (20.00%) ETL
2 3 (20.00%) Mathematics
2 3 (20.00%) Statistics
2 3 (20.00%) User Stories
3 2 (13.33%) Change Management
3 2 (13.33%) Cybersecurity
3 2 (13.33%) Defect Tracking
3 2 (13.33%) Exploratory Testing
3 2 (13.33%) Functional Testing
3 2 (13.33%) Open Source
3 2 (13.33%) Physics
3 2 (13.33%) Regression Testing
3 2 (13.33%) SAP Implementation
3 2 (13.33%) Scrum
3 2 (13.33%) Software Testing
3 2 (13.33%) Test Scripting
4 1 (6.67%) Data Visualisation
4 1 (6.67%) Pattern Recognition
4 1 (6.67%) Stakeholder Engagement
Programming Languages
1 5 (33.33%) Python
2 4 (26.67%) SQL
3 3 (20.00%) R
4 1 (6.67%) Java
4 1 (6.67%) Scala
4 1 (6.67%) VBA
Qualifications
1 3 (20.00%) Degree
1 3 (20.00%) Security Cleared
2 2 (13.33%) ISTQB
2 2 (13.33%) ISTQB Foundation Certification
3 1 (6.67%) PhD
3 1 (6.67%) SC Cleared
Quality Assurance & Compliance
1 1 (6.67%) Data Quality
1 1 (6.67%) GDPR
1 1 (6.67%) IFRS
1 1 (6.67%) QA
System Software
1 2 (13.33%) Hyper-V
1 2 (13.33%) VMware Infrastructure
2 1 (6.67%) Apache Flume
Systems Management
1 2 (13.33%) Puppet
2 1 (6.67%) Oozie
Vendors
1 6 (40.00%) Cloudera
2 2 (13.33%) Informatica
2 2 (13.33%) MicroStrategy
2 2 (13.33%) Oracle
2 2 (13.33%) SAP
2 2 (13.33%) Teradata
2 2 (13.33%) VMware