Period
to 26 September 2018

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 26 September 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
Wales > South Wales
6 months to
26 Sep 2018
Same period 2017 Same period 2016
Rank 84 65 69
Rank change year-on-year -19 +4 +35
Contract jobs citing Big Data 23 10 12
As % of all contract IT jobs advertised in South Wales 1.72% 1.05% 1.21%
As % of the Database & Business Intelligence category 6.71% 4.13% 5.38%
Number of daily rates quoted 20 5 8
South Wales median daily rate £450 £525 £375
Median daily rate % change year-on-year -14.29% +40.00% -14.77%
10th Percentile £370 £333 £155
90th Percentile £575 £605 £698
Wales median daily rate £450 £525 £375
% change year-on-year -14.29% +40.00% -14.77%
Number of hourly rates quoted 0 0 1
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 343 242 223
As % of all contract IT jobs advertised in South Wales 25.71% 25.42% 22.48%
Number of daily rates quoted 287 157 160
South Wales median daily rate £410 £363 £350
Median daily rate % change year-on-year +13.10% +3.57% -
10th Percentile £285 £191 £203
90th Percentile £538 £488 £525
Wales median daily rate £413 £375 £370
% change year-on-year +10.00% +1.35% +5.71%
Number of hourly rates quoted 2 5 4
South Wales median hourly rate £11.88 £19.00 £19.75
Median hourly rate % change year-on-year -37.50% -3.80% -39.69%
10th Percentile £10.73 £16.40 £17.51
90th Percentile £12.63 £23.90 £30.50
Wales median hourly rate £11.88 £19.00 £18.75
% change year-on-year -37.50% +1.33% -36.44%

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 26 September 2018.

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 26 September 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
Cardiff -15 17 £430 +14.67% 12
Newport -12 4 £533 -7.39% 4
Big Data
Wales

For the 6 months to 26 September 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 South Wales region with a requirement for Big Data.

1 17 (73.91%) Agile Software Development
2 13 (56.52%) Finance
3 12 (52.17%) Python
3 12 (52.17%) Test Automation
4 11 (47.83%) Scrum
5 10 (43.48%) Microsoft Azure
6 9 (39.13%) Hadoop
6 9 (39.13%) Data Warehouse
7 8 (34.78%) Java
7 8 (34.78%) PHP
7 8 (34.78%) Web Services
7 8 (34.78%) Project Management
7 8 (34.78%) Software Engineering
7 8 (34.78%) Zend
7 8 (34.78%) HPCC
8 7 (30.43%) Kanban
8 7 (30.43%) Amazon AWS
8 7 (30.43%) Apache Hive
8 7 (30.43%) Laravel
8 7 (30.43%) Artificial Intelligence
8 7 (30.43%) TDD
8 7 (30.43%) Publishing
8 7 (30.43%) SOA
9 6 (26.09%) Machine Learning
9 6 (26.09%) Cloudera
9 6 (26.09%) Docker
10 5 (21.74%) Ansible
10 5 (21.74%) DevOps
10 5 (21.74%) Opscode Chef
10 5 (21.74%) Puppet

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 5 (21.74%) Apache Spark
2 2 (8.70%) Confluence
2 2 (8.70%) WebLogic
3 1 (4.35%) Apache
3 1 (4.35%) Apache Pig
3 1 (4.35%) Cloud Foundry
3 1 (4.35%) Elasticsearch
3 1 (4.35%) SAS
Cloud Services
1 10 (43.48%) Microsoft Azure
2 7 (30.43%) Amazon AWS
3 3 (13.04%) IaaS
3 3 (13.04%) PaaS
4 2 (8.70%) GitHub
4 2 (8.70%) NuGet
4 2 (8.70%) Serverless
4 2 (8.70%) Slack
4 2 (8.70%) Trello
Communications & Networking
1 4 (17.39%) DNS
1 4 (17.39%) TCP/IP
2 2 (8.70%) SSH
2 2 (8.70%) tcpdump
Database & Business Intelligence
1 9 (39.13%) Data Warehouse
1 9 (39.13%) Hadoop
2 8 (34.78%) HPCC
3 7 (30.43%) Apache Hive
4 4 (17.39%) SQL Server
5 3 (13.04%) MySQL
6 2 (8.70%) Blockchain
6 2 (8.70%) BusinessObjects
6 2 (8.70%) Geospatial Data
6 2 (8.70%) Power BI
7 1 (4.35%) Apache Accumulo
7 1 (4.35%) Apache Cassandra
7 1 (4.35%) Data Lake
7 1 (4.35%) HBase
7 1 (4.35%) Impala
7 1 (4.35%) NoSQL
Development Applications
1 5 (21.74%) Git (software)
2 4 (17.39%) JIRA
2 4 (17.39%) Sonatype Nexus
3 3 (13.04%) Artifactory
3 3 (13.04%) Jenkins
3 3 (13.04%) Maven
3 3 (13.04%) Vagrant
4 1 (4.35%) Cucumber
4 1 (4.35%) Gatling
4 1 (4.35%) GitLab
4 1 (4.35%) Selenium
General
1 13 (56.52%) Finance
2 7 (30.43%) Publishing
3 1 (4.35%) Dutch Language
Job Titles
1 9 (39.13%) Developer
2 8 (34.78%) PHP Developer
3 4 (17.39%) Architect
4 3 (13.04%) Azure Engineer
4 3 (13.04%) DevOps Engineer
5 2 (8.70%) Azure DevOps
5 2 (8.70%) Azure DevOps Engineer
5 2 (8.70%) Cloud Architect
5 2 (8.70%) Consultant
5 2 (8.70%) Data Architect
5 2 (8.70%) Designer
5 2 (8.70%) DevOps Consultant
5 2 (8.70%) UI Designer
5 2 (8.70%) UI/UX Designer
5 2 (8.70%) UX Designer
6 1 (4.35%) Business Architect
6 1 (4.35%) Data Scientist
6 1 (4.35%) JavaScript Developer
6 1 (4.35%) Python Developer
6 1 (4.35%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 8 (34.78%) Web Services
2 7 (30.43%) Laravel
3 3 (13.04%) jQuery
4 2 (8.70%) AngularJS
4 2 (8.70%) CSS
4 2 (8.70%) CSS3
4 2 (8.70%) Django
4 2 (8.70%) Elastic Stack
4 2 (8.70%) HTML
4 2 (8.70%) HTML5
4 2 (8.70%) LDAP
4 2 (8.70%) OAuth
4 2 (8.70%) Stripes Framework
5 1 (4.35%) .NET
5 1 (4.35%) Natural Language Processing
5 1 (4.35%) Play Framework
5 1 (4.35%) React
5 1 (4.35%) REST
Miscellaneous
1 3 (13.04%) User Experience
2 2 (8.70%) Analytical Skills
2 2 (8.70%) Blog
2 2 (8.70%) Virtual Team
Operating Systems
1 5 (21.74%) Linux
2 2 (8.70%) Red Hat Enterprise Linux
Processes & Methodologies
1 17 (73.91%) Agile Software Development
2 12 (52.17%) Test Automation
3 11 (47.83%) Scrum
4 8 (34.78%) Project Management
4 8 (34.78%) Software Engineering
5 7 (30.43%) Artificial Intelligence
5 7 (30.43%) Kanban
5 7 (30.43%) SOA
5 7 (30.43%) TDD
6 6 (26.09%) Machine Learning
7 5 (21.74%) Configuration Management
7 5 (21.74%) DevOps
7 5 (21.74%) ETL
8 4 (17.39%) Data Management
8 4 (17.39%) Data Science
9 3 (13.04%) Problem-Solving
9 3 (13.04%) Statistical Modelling
9 3 (13.04%) Storage Management
10 2 (8.70%) Analytics
10 2 (8.70%) User Stories
Programming Languages
1 12 (52.17%) Python
2 8 (34.78%) Java
2 8 (34.78%) PHP
3 5 (21.74%) R
3 5 (21.74%) SQL
4 2 (8.70%) JavaScript
4 2 (8.70%) Perl
5 1 (4.35%) C
5 1 (4.35%) C#
5 1 (4.35%) C++
5 1 (4.35%) PL/SQL
5 1 (4.35%) PowerShell
5 1 (4.35%) Scala
Qualifications
1 2 (8.70%) Security Cleared
2 1 (4.35%) SC Cleared
System Software
1 6 (26.09%) Docker
2 2 (8.70%) iptables
2 2 (8.70%) NFS
Systems Management
1 5 (21.74%) Ansible
1 5 (21.74%) Kubernetes
1 5 (21.74%) Opscode Chef
1 5 (21.74%) Puppet
2 2 (8.70%) Terraform
3 1 (4.35%) Oozie
Vendors
1 8 (34.78%) Zend
2 6 (26.09%) Cloudera
3 4 (17.39%) Oracle
4 3 (13.04%) Hortonworks
4 3 (13.04%) Microsoft
5 2 (8.70%) Adobe
5 2 (8.70%) Google
5 2 (8.70%) Red Hat
5 2 (8.70%) Remedy
5 2 (8.70%) SAP
5 2 (8.70%) Tableau
6 1 (4.35%) Alibaba