Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in South 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 23 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
Wales > South Wales
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 64 65 100
Rank change year-on-year +1 +35 -11
Contract jobs citing Big Data 13 24 4
As % of all contract IT jobs advertised in South Wales 1.38% 2.13% 0.31%
As % of the Database & Business Intelligence category 5.12% 8.30% 0.97%
Number of daily rates quoted 3 19 2
South 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
Wales median daily rate £375 £513 £440
% change year-on-year -26.83% +16.48% +63.72%
Number of hourly rates quoted 0 1 0
South Wales median hourly rate - £20.50 -
Wales median hourly rate - £20.50 -

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 South Wales with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
South Wales
Contract vacancies with a requirement for database or business intelligence skills 254 289 412
As % of all contract IT jobs advertised in South Wales 26.99% 25.69% 31.89%
Number of daily rates quoted 156 215 316
South Wales median daily rate £375 £413 £350
Median daily rate % change year-on-year -9.09% +17.86% -
10th Percentile £209 £203 £248
90th Percentile £488 £550 £488
Wales median daily rate £395 £435 £340
% change year-on-year -9.20% +27.94% -2.86%
Number of hourly rates quoted 4 10 7
South Wales median hourly rate £18.75 £56.25 £29.50
Median hourly rate % change year-on-year -66.67% +90.68% +103.45%
10th Percentile £16.75 £19.01 £17.30
90th Percentile £23.24 £61.53 £49.20
Wales median hourly rate £18.75 £55.00 £29.50
% change year-on-year -65.91% +86.44% +41.49%

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
Contractor Daily Rate Trend in South Wales

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

Contractor daily rate trend for Big Data in South Wales

Big Data
Contractor Daily Rate Histogram in South Wales

The daily rate distribution of IT jobs citing Big Data in South Wales over the 6 months to 23 November 2017.

Contractor daily rate histogram for Big Data in South Wales

Big Data
Contract Job Locations in South 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 South Wales region over the 6 months to 23 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
Cardiff -5 8 £375 -20.00% 6
Newport +10 5 £388 -26.19%
Big Data
Wales

For the 6 months to 23 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 South Wales region with a requirement for Big Data.

1 6 (46.15%) Cloudera
2 4 (30.77%) Agile Software Development
2 4 (30.77%) Hadoop
3 3 (23.08%) HBase
3 3 (23.08%) Security Cleared
3 3 (23.08%) ETL
3 3 (23.08%) SAS
3 3 (23.08%) SQL
3 3 (23.08%) Linux
3 3 (23.08%) Python
3 3 (23.08%) Kafka
3 3 (23.08%) User Stories
3 3 (23.08%) Elasticsearch
4 2 (15.38%) ISTQB Foundation Certification
4 2 (15.38%) Apache Spark
4 2 (15.38%) Defect Tracking
4 2 (15.38%) Cybersecurity
4 2 (15.38%) Exploratory Testing
4 2 (15.38%) Data Warehouse
4 2 (15.38%) Windows
4 2 (15.38%) Oracle
4 2 (15.38%) SAP
4 2 (15.38%) XML
4 2 (15.38%) Informatica
4 2 (15.38%) MicroStrategy
4 2 (15.38%) Change Management
4 2 (15.38%) Regression Testing
4 2 (15.38%) JMeter
4 2 (15.38%) Telecoms
4 2 (15.38%) Finance

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 3 (23.08%) Elasticsearch
1 3 (23.08%) SAS
2 2 (15.38%) Apache Spark
3 1 (7.69%) Cloud Foundry
Applications
1 1 (7.69%) Stata
Business Applications
1 1 (7.69%) SAP CO
1 1 (7.69%) SAP FI
1 1 (7.69%) SAP FI/CO
1 1 (7.69%) SAP MM
1 1 (7.69%) SAP PP
Database & Business Intelligence
1 4 (30.77%) Hadoop
2 3 (23.08%) HBase
3 2 (15.38%) Data Warehouse
4 1 (7.69%) Apache Hive
Development Applications
1 2 (15.38%) JIRA
1 2 (15.38%) JMeter
1 2 (15.38%) SoapUI
General
1 2 (15.38%) Finance
1 2 (15.38%) Manufacturing
1 2 (15.38%) Retail
1 2 (15.38%) Telecoms
Job Titles
1 4 (30.77%) Architect
1 4 (30.77%) Data Architect
2 3 (23.08%) Analyst
2 3 (23.08%) Big Data Architect
2 3 (23.08%) Cloud Architect
3 2 (15.38%) Consultant
3 2 (15.38%) Data Warehouse Analyst
3 2 (15.38%) Data Warehouse Test Analyst
3 2 (15.38%) Hadoop Architect
3 2 (15.38%) Infrastructure Engineer
3 2 (15.38%) SAP Consultant
3 2 (15.38%) Test Analyst
3 2 (15.38%) Test Data Analyst
4 1 (7.69%) Designer
4 1 (7.69%) Enterprise Architect
4 1 (7.69%) Enterprise Data Architect
4 1 (7.69%) SAP CO Consultant
4 1 (7.69%) SAP FI Consultant
4 1 (7.69%) Software Designer
4 1 (7.69%) Statistical Analyst
Libraries, Frameworks & Software Standards
1 3 (23.08%) Kafka
2 2 (15.38%) XML
3 1 (7.69%) Spark Streaming
Miscellaneous
1 1 (7.69%) Analytical Skills
Operating Systems
1 3 (23.08%) Linux
2 2 (15.38%) Windows
Processes & Methodologies
1 4 (30.77%) Agile Software Development
2 3 (23.08%) ETL
2 3 (23.08%) User Stories
3 2 (15.38%) Change Management
3 2 (15.38%) Cybersecurity
3 2 (15.38%) Defect Tracking
3 2 (15.38%) Exploratory Testing
3 2 (15.38%) Functional Testing
3 2 (15.38%) Regression Testing
3 2 (15.38%) SAP Implementation
3 2 (15.38%) Scrum
3 2 (15.38%) Software Testing
3 2 (15.38%) Test Scripting
4 1 (7.69%) Data Architecture
4 1 (7.69%) Data Cleansing
4 1 (7.69%) Data Migration
4 1 (7.69%) Mathematics
4 1 (7.69%) Open Source
4 1 (7.69%) Stakeholder Engagement
4 1 (7.69%) Statistics
Programming Languages
1 3 (23.08%) Python
1 3 (23.08%) SQL
2 1 (7.69%) Java
2 1 (7.69%) R
2 1 (7.69%) Scala
Qualifications
1 3 (23.08%) Security Cleared
2 2 (15.38%) ISTQB
2 2 (15.38%) ISTQB Foundation Certification
3 1 (7.69%) Degree
3 1 (7.69%) SC Cleared
Quality Assurance & Compliance
1 1 (7.69%) Data Quality
1 1 (7.69%) GDPR
1 1 (7.69%) IFRS
System Software
1 2 (15.38%) Hyper-V
1 2 (15.38%) VMware Infrastructure
2 1 (7.69%) Apache Flume
Systems Management
1 2 (15.38%) Puppet
2 1 (7.69%) Oozie
Vendors
1 6 (46.15%) Cloudera
2 2 (15.38%) Informatica
2 2 (15.38%) MicroStrategy
2 2 (15.38%) Oracle
2 2 (15.38%) SAP
2 2 (15.38%) Teradata
2 2 (15.38%) VMware