Period
to 20 August 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 20 August 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
20 Aug 2018
Same period 2017 Same period 2016
Rank 84 73 90
Rank change year-on-year -11 +17 +13
Contract jobs citing Big Data 16 15 7
As % of all contract IT jobs advertised in Wales 1.10% 1.25% 0.60%
As % of the Database & Business Intelligence category 4.55% 5.34% 2.64%
Number of daily rates quoted 15 8 4
Wales median daily rate £500 £500 £375
Median daily rate % change year-on-year - +33.33% -25.00%
10th Percentile £379 £339 £308
90th Percentile £575 £549 £418
UK median daily rate £550 £525 £525
% change year-on-year +4.76% - -
Number of hourly rates quoted 0 0 1
Wales median hourly rate - - £20.50
UK median hourly rate £44.50 £28.25 £42.84
% change year-on-year +57.52% -34.06% +56.84%

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 352 281 265
As % of all contract IT jobs advertised in Wales 24.13% 23.48% 22.83%
Number of daily rates quoted 289 178 171
Wales median daily rate £400 £360 £350
Median daily rate % change year-on-year +11.11% +2.86% +3.70%
10th Percentile £285 £208 £208
90th Percentile £538 £491 £513
UK median daily rate £463 £450 £425
% change year-on-year +2.78% +5.88% +6.25%
Number of hourly rates quoted 2 6 12
Wales median hourly rate £11.88 £30.46 £19.31
Median hourly rate % change year-on-year -61.01% +57.70% -39.65%
10th Percentile £10.73 £17.77 £11.33
90th Percentile £12.63 £40.25 £45.20
UK median hourly rate £29.50 £31.00 £28.50
% change year-on-year -4.84% +8.77% +3.64%

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 20 August 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 20 August 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 -15 16 £500 - 4
Big Data
UK

For the 6 months to 20 August 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 12 (75.00%) Agile Software Development
2 8 (50.00%) Finance
2 8 (50.00%) Python
2 8 (50.00%) Test Automation
2 8 (50.00%) Hadoop
3 7 (43.75%) Microsoft Azure
3 7 (43.75%) Cloudera
3 7 (43.75%) Scrum
4 6 (37.50%) Java
4 6 (37.50%) Data Warehouse
4 6 (37.50%) Git (software)
4 6 (37.50%) Docker
5 5 (31.25%) DevOps
5 5 (31.25%) Jenkins
5 5 (31.25%) Ansible
5 5 (31.25%) Apache Spark
5 5 (31.25%) HPCC
5 5 (31.25%) Amazon AWS
5 5 (31.25%) Apache Hive
5 5 (31.25%) Project Management
5 5 (31.25%) PHP
5 5 (31.25%) Web Services
5 5 (31.25%) Software Engineering
5 5 (31.25%) Zend
6 4 (25.00%) Kanban
6 4 (25.00%) TDD
6 4 (25.00%) Publishing
6 4 (25.00%) SQL
6 4 (25.00%) SOA
6 4 (25.00%) ETL

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 5 (31.25%) Apache Spark
2 3 (18.75%) Apache
2 3 (18.75%) Cloud Foundry
3 1 (6.25%) Apache Pig
3 1 (6.25%) Confluence
3 1 (6.25%) Elasticsearch
3 1 (6.25%) SAS
Cloud Services
1 7 (43.75%) Microsoft Azure
2 5 (31.25%) Amazon AWS
3 4 (25.00%) GitHub
4 2 (12.50%) IaaS
4 2 (12.50%) PaaS
5 1 (6.25%) NuGet
5 1 (6.25%) Serverless
Communications & Networking
1 2 (12.50%) DNS
1 2 (12.50%) TCP/IP
2 1 (6.25%) SSH
2 1 (6.25%) tcpdump
Database & Business Intelligence
1 8 (50.00%) Hadoop
2 6 (37.50%) Data Warehouse
3 5 (31.25%) Apache Hive
3 5 (31.25%) HPCC
4 3 (18.75%) SQL Server
5 2 (12.50%) BusinessObjects
5 2 (12.50%) MySQL
5 2 (12.50%) Power BI
6 1 (6.25%) Data Lake
6 1 (6.25%) HBase
6 1 (6.25%) Impala
6 1 (6.25%) NoSQL
Development Applications
1 6 (37.50%) Git (software)
2 5 (31.25%) Jenkins
3 4 (25.00%) Artifactory
4 3 (18.75%) GitLab
4 3 (18.75%) JIRA
4 3 (18.75%) Sonatype Nexus
5 2 (12.50%) Maven
5 2 (12.50%) Vagrant
6 1 (6.25%) Cucumber
6 1 (6.25%) Gatling
6 1 (6.25%) Selenium
General
1 8 (50.00%) Finance
2 4 (25.00%) Publishing
Job Titles
1 6 (37.50%) Developer
2 5 (31.25%) PHP Developer
3 2 (12.50%) Architect
3 2 (12.50%) Azure Engineer
3 2 (12.50%) Build and Release Engineer
3 2 (12.50%) Build Engineer
3 2 (12.50%) Data Architect
3 2 (12.50%) DevOps Engineer
3 2 (12.50%) Release Engineer
4 1 (6.25%) AWS Consultant
4 1 (6.25%) AWS Developer
4 1 (6.25%) AWS DevOps
4 1 (6.25%) AWS Engineer
4 1 (6.25%) Azure DevOps
4 1 (6.25%) Azure DevOps Engineer
4 1 (6.25%) Cloud Engineer
4 1 (6.25%) Consultant
4 1 (6.25%) Data Scientist
4 1 (6.25%) DevOps Consultant
4 1 (6.25%) Software Engineer
Libraries, Frameworks & Software Standards
1 5 (31.25%) Web Services
2 4 (25.00%) Laravel
3 3 (18.75%) Play Framework
3 3 (18.75%) REST
4 2 (12.50%) PySpark
5 1 (6.25%) .NET
5 1 (6.25%) Elastic Stack
5 1 (6.25%) jQuery
5 1 (6.25%) LDAP
5 1 (6.25%) Natural Language Processing
5 1 (6.25%) OAuth
5 1 (6.25%) React
5 1 (6.25%) Stripes Framework
Miscellaneous
1 1 (6.25%) User Experience
Operating Systems
1 3 (18.75%) Linux
2 1 (6.25%) Red Hat Enterprise Linux
Processes & Methodologies
1 12 (75.00%) Agile Software Development
2 8 (50.00%) Test Automation
3 7 (43.75%) Scrum
4 5 (31.25%) DevOps
4 5 (31.25%) Project Management
4 5 (31.25%) Software Engineering
5 4 (25.00%) Data Science
5 4 (25.00%) ETL
5 4 (25.00%) Kanban
5 4 (25.00%) Machine Learning
5 4 (25.00%) SOA
5 4 (25.00%) TDD
6 3 (18.75%) Configuration Management
6 3 (18.75%) Continuous Integration
6 3 (18.75%) Data Management
6 3 (18.75%) Integration Testing
6 3 (18.75%) Microservices
7 2 (12.50%) Artificial Intelligence
7 2 (12.50%) Continuous Delivery
7 2 (12.50%) Data Modelling
Programming Languages
1 8 (50.00%) Python
2 6 (37.50%) Java
3 5 (31.25%) PHP
4 4 (25.00%) SQL
5 3 (18.75%) R
5 3 (18.75%) Scala
6 2 (12.50%) JavaScript
7 1 (6.25%) C
7 1 (6.25%) C#
7 1 (6.25%) C++
7 1 (6.25%) Perl
7 1 (6.25%) PL/SQL
7 1 (6.25%) PowerShell
Qualifications
1 1 (6.25%) SC Cleared
1 1 (6.25%) Security Cleared
System Software
1 6 (37.50%) Docker
2 1 (6.25%) iptables
2 1 (6.25%) NFS
Systems Management
1 5 (31.25%) Ansible
2 3 (18.75%) Kubernetes
2 3 (18.75%) Opscode Chef
2 3 (18.75%) Puppet
3 1 (6.25%) Oozie
3 1 (6.25%) Terraform
Vendors
1 7 (43.75%) Cloudera
2 5 (31.25%) Zend
3 3 (18.75%) Microsoft
4 2 (12.50%) Hortonworks
4 2 (12.50%) SAP
4 2 (12.50%) Tableau
5 1 (6.25%) Oracle
5 1 (6.25%) Red Hat
5 1 (6.25%) Remedy