The following table provides summary statistics for contract job vacancies advertised in Oxford 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 3 months to 25 June 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
Oxfordshire / Oxford
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 39 43 38
Rank change year-on-year +4 -5  
Contract jobs citing Big Data 7 1 7
As % of all contract IT jobs advertised in Oxford 2.15% 0.34% 2.06%
As % of the Database & Business Intelligence category 7.29% 1.08% 9.46%
Number of daily rates quoted 7 1 7
Median daily rate £600 £475 £450
Median daily rate % change year-on-year +26.31% +5.55%  
UK excluding London median daily rate £436 £450 £475
% change year-on-year -3.05% -5.26%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £50.00 - £16.00

Big Data is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Oxford with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
Oxford
Contract job vacancies with a requirement for database and business intelligence skills 96 93 74
As % of all contract IT job vacancies advertised in Oxford 29.54% 31.53% 21.83%
Number of daily rates quoted 85 74 64
Median daily rate £450 £375 £423
Median daily rate % change year-on-year +20.00% -11.34%  
90% offered a daily rate of more than £325 £325 £305
10% offered a daily rate of more than £575 £500 £508
UK excluding London median daily rate £400 £383 £350
% change year-on-year +4.57% +9.28%  
Number of hourly rates quoted 0 0 1
Median hourly rate - - £180.00
UK excluding London median hourly rate £38.00 £30.50 £26.00
% change year-on-year +24.59% +17.30%  

Big Data
Job Vacancy Trend in Oxford

The job posting trend of jobs advertised in Oxford citing Big Data as a proportion of all contract or permanent IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Big Data in Oxford

Big Data
Contractor Daily Rate Trend in Oxford

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

Contractor daily rate trend for Big Data in Oxford

Big Data
Contractor Daily Rate Histogram in Oxford

The daily rate distribution of IT jobs citing Big Data in Oxford over the 3 months to 25 June 2017.

Contractor daily rate histogram for Big Data in Oxford

For the 6 months to 25 June 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 Oxford region with a requirement for Big Data.

1 14 (77.78%) Agile Software Development
2 10 (55.56%) TDD
3 8 (44.44%) Python
3 8 (44.44%) Amazon AWS
4 7 (38.89%) Java
5 6 (33.33%) Scala
5 6 (33.33%) Hadoop
5 6 (33.33%) Open Source
5 6 (33.33%) Semantic Web
5 6 (33.33%) NoSQL
5 6 (33.33%) Docker
5 6 (33.33%) Apache Spark
6 5 (27.78%) Linux
6 5 (27.78%) Scrum
7 4 (22.22%) Pair Programming
7 4 (22.22%) Publishing
7 4 (22.22%) Spring
7 4 (22.22%) JIRA
7 4 (22.22%) Unix
7 4 (22.22%) OO
7 4 (22.22%) Client/Server
7 4 (22.22%) Service Design
7 4 (22.22%) DevOps
7 4 (22.22%) Mentoring
7 4 (22.22%) Mesos
7 4 (22.22%) Continuous Delivery
7 4 (22.22%) Opscode Chef
7 4 (22.22%) Puppet
7 4 (22.22%) Apache Cassandra
7 4 (22.22%) Kanban

Big Data
Co-occurring IT Skills in Oxford 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 6 (33.33%) Apache Spark
2 3 (16.67%) Confluence
3 1 (5.56%) Apache
3 1 (5.56%) Apache Solr
3 1 (5.56%) Elasticsearch
3 1 (5.56%) nginx
3 1 (5.56%) Tomcat
Cloud Services
1 8 (44.44%) Amazon AWS
2 2 (11.11%) SaaS
3 1 (5.56%) Amazon EMR
3 1 (5.56%) IaaS
3 1 (5.56%) Microsoft Azure
3 1 (5.56%) Office 365
Communications & Networking
1 1 (5.56%) LAN
1 1 (5.56%) WAN
Database & Business Intelligence
1 6 (33.33%) Hadoop
1 6 (33.33%) NoSQL
2 4 (22.22%) Apache Cassandra
3 2 (11.11%) MySQL
4 1 (5.56%) Data Warehouse
4 1 (5.56%) PostgreSQL
4 1 (5.56%) RDBMS
4 1 (5.56%) Relational Database
4 1 (5.56%) SQL Server
Development Applications
1 4 (22.22%) JIRA
2 1 (5.56%) Atlassian Bamboo
2 1 (5.56%) Git (software)
2 1 (5.56%) Gradle
2 1 (5.56%) Selenium
2 1 (5.56%) Subversion
General
1 4 (22.22%) Publishing
Job Titles
1 8 (44.44%) Developer
2 5 (27.78%) Data Engineer
3 4 (22.22%) Java Developer
3 4 (22.22%) Lead Developer
3 4 (22.22%) Lead Java Developer
4 2 (11.11%) Analyst
4 2 (11.11%) Apache Spark Developer
4 2 (11.11%) Hadoop Developer
4 2 (11.11%) Hadoop Engineer
4 2 (11.11%) Scala Developer
4 2 (11.11%) Senior Data Engineer
4 2 (11.11%) Senior Developer
4 2 (11.11%) Software Engineer
5 1 (5.56%) Big Data Engineer
5 1 (5.56%) Machine Learning Developer
5 1 (5.56%) SaaS Analyst
5 1 (5.56%) Salesforce Analyst
5 1 (5.56%) Scala Software Engineer
5 1 (5.56%) Senior Hadoop Developer
5 1 (5.56%) Senior Hadoop Engineer
Libraries, Frameworks & Software Standards
1 4 (22.22%) Spring
2 1 (5.56%) Django
2 1 (5.56%) Elastic Stack
2 1 (5.56%) Flask
2 1 (5.56%) JSON
2 1 (5.56%) Kafka
2 1 (5.56%) Web Services
2 1 (5.56%) XML
2 1 (5.56%) XSLT
Miscellaneous
1 6 (33.33%) Semantic Web
2 4 (22.22%) Client/Server
3 1 (5.56%) Computer Science
3 1 (5.56%) Data Centre
3 1 (5.56%) Greenfield Project
3 1 (5.56%) Linked Data
3 1 (5.56%) PMI
Operating Systems
1 5 (27.78%) Linux
2 4 (22.22%) Unix
3 1 (5.56%) Windows
3 1 (5.56%) Windows 10
Processes & Methodologies
1 14 (77.78%) Agile Software Development
2 10 (55.56%) TDD
3 6 (33.33%) Open Source
4 5 (27.78%) Scrum
5 4 (22.22%) Continuous Delivery
5 4 (22.22%) DevOps
5 4 (22.22%) Kanban
5 4 (22.22%) Mentoring
5 4 (22.22%) OO
5 4 (22.22%) Pair Programming
5 4 (22.22%) Service Design
6 3 (16.67%) Informatics
6 3 (16.67%) Machine Learning
6 3 (16.67%) Software Engineering
6 3 (16.67%) Test Automation
7 2 (11.11%) ITIL
7 2 (11.11%) Matrix Management
7 2 (11.11%) Migration
7 2 (11.11%) Regression Testing
7 2 (11.11%) Test Management
Programming Languages
1 8 (44.44%) Python
2 7 (38.89%) Java
3 6 (33.33%) Scala
4 1 (5.56%) C
4 1 (5.56%) R
4 1 (5.56%) SQL
Qualifications
1 2 (11.11%) ISEB
1 2 (11.11%) ISTQB
2 1 (5.56%) Degree
2 1 (5.56%) PMI Certification
2 1 (5.56%) PMP
System Software
1 6 (33.33%) Docker
2 1 (5.56%) Active Directory
2 1 (5.56%) Apache ZooKeeper
Systems Management
1 4 (22.22%) Mesos
1 4 (22.22%) Opscode Chef
1 4 (22.22%) Puppet
2 1 (5.56%) Microsoft Intune
2 1 (5.56%) SCCM
Vendors
1 2 (11.11%) Salesforce.com
2 1 (5.56%) Microsoft
2 1 (5.56%) Oracle
2 1 (5.56%) SolarWinds