Period
to 21 February 2019

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 21 February 2019 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
21 Feb 2019
Same period 2018 Same period 2017
Rank 67 74 56
Rank change year-on-year +7 -18 +46
Contract jobs citing Big Data 33 16 38
As % of all contract IT jobs advertised in South Wales 2.30% 1.33% 3.31%
As % of the Database & Business Intelligence category 11.26% 4.62% 10.92%
Number of daily rates quoted 23 6 47
South Wales median daily rate £530 £435 £513
Median daily rate % change year-on-year +21.84% -15.12% +35.76%
10th Percentile £339 £254 £261
90th Percentile £598 £545 £675
Wales median daily rate £531 £435 £513
% change year-on-year +22.13% -15.12% +36.67%
Number of hourly rates quoted 0 0 0
South Wales median hourly rate - - -
Wales median hourly rate - - -

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 293 346 348
As % of all contract IT jobs advertised in South Wales 20.40% 28.76% 30.29%
Number of daily rates quoted 215 230 255
South Wales median daily rate £420 £395 £425
Median daily rate % change year-on-year +6.33% -7.06% +21.43%
10th Percentile £300 £281 £185
90th Percentile £575 £488 £556
Wales median daily rate £425 £400 £425
% change year-on-year +6.25% -5.88% +21.43%
Number of hourly rates quoted 8 6 12
South Wales median hourly rate £23.75 £24.50 £43.75
Median hourly rate % change year-on-year -3.08% -44.00% +78.57%
10th Percentile £17.38 £16.75 £17.11
90th Percentile £38.77 £48.75 £61.25
Wales median hourly rate £24.00 £30.00 £43.75
% change year-on-year -20.00% -31.43% +78.57%

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 21 February 2019.

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 21 February 2019. 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 +1 23 £550 +26.44% 13
Newport -2 9 £530 +36.77%
Big Data
Wales

For the 6 months to 21 February 2019, 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 18 (54.55%) Agile Software Development
2 16 (48.48%) Artificial Intelligence
2 16 (48.48%) Data Science
3 15 (45.45%) Hadoop
4 14 (42.42%) Microsoft Azure
5 13 (39.39%) Apache Spark
6 12 (36.36%) Python
6 12 (36.36%) Amazon AWS
7 11 (33.33%) Machine Learning
8 10 (30.30%) Finance
8 10 (30.30%) Analytical Skills
9 9 (27.27%) Data Warehouse
9 9 (27.27%) Project Management
10 8 (24.24%) SQL
10 8 (24.24%) Change Management
10 8 (24.24%) Business Analysis
10 8 (24.24%) User Stories
10 8 (24.24%) Security Cleared
11 7 (21.21%) Test Automation
11 7 (21.21%) Google
12 6 (18.18%) GAP Analysis
12 6 (18.18%) Microsoft Office
12 6 (18.18%) Microsoft
12 6 (18.18%) Data Modelling
12 6 (18.18%) Data Architecture
12 6 (18.18%) Trello
12 6 (18.18%) Slack
13 5 (15.15%) Logical Data Model
13 5 (15.15%) Physical Data Model
13 5 (15.15%) Open Source

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 13 (39.39%) Apache Spark
2 3 (9.09%) WebLogic
3 1 (3.03%) Apache
3 1 (3.03%) Confluence
Applications
1 6 (18.18%) Microsoft Office
2 2 (6.06%) Microsoft Excel
Cloud Services
1 14 (42.42%) Microsoft Azure
2 12 (36.36%) Amazon AWS
3 6 (18.18%) Slack
3 6 (18.18%) Trello
4 3 (9.09%) Google Cloud Platform
5 2 (6.06%) PaaS
5 2 (6.06%) Serverless
6 1 (3.03%) Amazon EC2
6 1 (3.03%) Amazon EMR
6 1 (3.03%) Amazon S3
6 1 (3.03%) AWS Lambda
6 1 (3.03%) IaaS
6 1 (3.03%) NuGet
6 1 (3.03%) SaaS
Communications & Networking
1 2 (6.06%) DNS
1 2 (6.06%) TCP/IP
2 1 (3.03%) SSH
2 1 (3.03%) tcpdump
Database & Business Intelligence
1 15 (45.45%) Hadoop
2 9 (27.27%) Data Warehouse
3 5 (15.15%) Star Schema
4 4 (12.12%) Apache Accumulo
4 4 (12.12%) Geospatial Data
5 3 (9.09%) Apache Hive
5 3 (9.09%) Blockchain
5 3 (9.09%) HPCC
6 1 (3.03%) Apache Cassandra
6 1 (3.03%) Impala
6 1 (3.03%) MySQL
6 1 (3.03%) SQL Server
Development Applications
1 2 (6.06%) Git (software)
2 1 (3.03%) Artifactory
2 1 (3.03%) JIRA
2 1 (3.03%) Maven
2 1 (3.03%) Sonatype Nexus
2 1 (3.03%) Vagrant
General
1 10 (30.30%) Finance
2 3 (9.09%) Publishing
3 2 (6.06%) Banking
3 2 (6.06%) Dutch Language
4 1 (3.03%) Welsh Language
Job Titles
1 14 (42.42%) Architect
2 11 (33.33%) Data Architect
3 10 (30.30%) Analyst
4 8 (24.24%) Business Analyst
5 7 (21.21%) Senior Analyst
5 7 (21.21%) Senior Business Analyst
6 5 (15.15%) Big Data Architect
7 4 (12.12%) Developer
8 3 (9.09%) Cloud Architect
8 3 (9.09%) PHP Developer
9 2 (6.06%) Business Intelligence Analyst
9 2 (6.06%) Designer
9 2 (6.06%) Financial Analyst
9 2 (6.06%) UI Designer
9 2 (6.06%) UI/UX Designer
9 2 (6.06%) UX Designer
10 1 (3.03%) Azure Engineer
10 1 (3.03%) Big Data Analyst
10 1 (3.03%) Senior NHS Analyst
10 1 (3.03%) UI/UX Developer
Libraries, Frameworks & Software Standards
1 3 (9.09%) AngularJS
1 3 (9.09%) CSS
1 3 (9.09%) CSS3
1 3 (9.09%) Django
1 3 (9.09%) HTML
1 3 (9.09%) HTML5
1 3 (9.09%) jQuery
1 3 (9.09%) Laravel
1 3 (9.09%) Web Services
2 2 (6.06%) Apache NiFi
3 1 (3.03%) Elastic Stack
3 1 (3.03%) JSON
3 1 (3.03%) LDAP
3 1 (3.03%) Node.js
3 1 (3.03%) OAuth
3 1 (3.03%) Stripes Framework
3 1 (3.03%) XML
Miscellaneous
1 10 (30.30%) Analytical Skills
2 4 (12.12%) NHS
2 4 (12.12%) Virtual Team
3 3 (9.09%) Blog
3 3 (9.09%) User Experience
4 1 (3.03%) Social Media
Operating Systems
1 2 (6.06%) Linux
2 1 (3.03%) Red Hat Enterprise Linux
Processes & Methodologies
1 18 (54.55%) Agile Software Development
2 16 (48.48%) Artificial Intelligence
2 16 (48.48%) Data Science
3 11 (33.33%) Machine Learning
4 9 (27.27%) Project Management
5 8 (24.24%) Business Analysis
5 8 (24.24%) Change Management
5 8 (24.24%) User Stories
6 7 (21.21%) Test Automation
7 6 (18.18%) Data Architecture
7 6 (18.18%) Data Modelling
7 6 (18.18%) GAP Analysis
8 5 (15.15%) Logical Data Model
8 5 (15.15%) Open Source
8 5 (15.15%) Physical Data Model
9 4 (12.12%) Analytics
9 4 (12.12%) Scrum
9 4 (12.12%) Visualisation
10 3 (9.09%) Software Engineering
10 3 (9.09%) TDD
Programming Languages
1 12 (36.36%) Python
2 8 (24.24%) SQL
3 3 (9.09%) Java
3 3 (9.09%) PHP
3 3 (9.09%) R
4 1 (3.03%) JavaScript
4 1 (3.03%) Perl
4 1 (3.03%) Scala
Qualifications
1 8 (24.24%) Security Cleared
2 3 (9.09%) SC Cleared
3 2 (6.06%) BPSS Clearance
System Software
1 3 (9.09%) Docker
2 1 (3.03%) iptables
2 1 (3.03%) NFS
Systems Management
1 4 (12.12%) Kubernetes
2 2 (6.06%) Ansible
2 2 (6.06%) Opscode Chef
2 2 (6.06%) Puppet
3 1 (3.03%) Terraform
Vendors
1 7 (21.21%) Google
2 6 (18.18%) Microsoft
3 4 (12.12%) Alibaba
3 4 (12.12%) Oracle
4 3 (9.09%) Adobe
4 3 (9.09%) Cloudera
4 3 (9.09%) Zend
5 2 (6.06%) Hortonworks
5 2 (6.06%) Tableau
6 1 (3.03%) Red Hat
6 1 (3.03%) Remedy
6 1 (3.03%) Teradata