The following table provides summary statistics for contract job vacancies advertised in the South East 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 28 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
England / South East
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 110 152 157
Rank change year-on-year +42 +5  
Contract jobs citing Big Data 149 121 104
As % of all contract IT jobs advertised in the South East 1.93% 1.35% 1.12%
As % of the Database & Business Intelligence category 8.62% 6.49% 5.17%
Number of daily rates quoted 84 61 49
Median daily rate £475 £450 £450
Median daily rate % change year-on-year +5.55% -  
90% offered a daily rate of more than £311 £350 £323
10% offered a daily rate of more than £625 £610 £580
UK excluding London median daily rate £441 £450 £475
% change year-on-year -1.94% -5.26%  
Number of hourly rates quoted 2 0 0
Median hourly rate £50.00 - -
UK excluding London median hourly rate £50.00 £42.65 £16.00
% change year-on-year +17.23% +166.56%  

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 the South East with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
South East
Contract job vacancies with a requirement for database and business intelligence skills 1729 1863 2013
As % of all contract IT job vacancies advertised in the South East 22.38% 20.75% 21.63%
Number of daily rates quoted 2325 2424 2660
Median daily rate £413 £400 £375
Median daily rate % change year-on-year +3.12% +6.66%  
90% offered a daily rate of more than £288 £288 £263
10% offered a daily rate of more than £538 £525 £525
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 55 68 47
Median hourly rate £27.50 £34.00 £22.50
Median hourly rate % change year-on-year -19.11% +51.11%  
90% offered a hourly rate of more than £9.25 £9.25 £17.45
10% offered a hourly rate of more than £53.75 £57.50 £40.00
UK excluding London median hourly rate £38.00 £31.95 £26.00
% change year-on-year +18.93% +22.88%  

Big Data
Job Vacancy Trend in the South East

Job postings citing Big Data as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for Big Data in the South East

Big Data
Contractor Daily Rate Trend in the South East

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

Contractor daily rate trend for Big Data in the South East

Big Data
Contractor Daily Rate Histogram in the South East

The daily rate distribution of IT jobs citing Big Data in the South East over the 3 months to 28 June 2017.

Contractor daily rate histogram for Big Data in the South East

Big Data
Contractor Hourly Rate Trend in the South East

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Big Data in the South East.

Contractor hourly rate trend for Big Data in the South East

Big Data
Contract Job Locations in the South East

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 East region over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Berkshire +20 28 £400 -16.88% 13
Surrey +7 25 £481 +12.57% 16
Buckinghamshire -15 25 £395 -18.13% 8
Hampshire +17 23 £550 -4.34% 8
Oxfordshire +15 21 £500 +5.26% 9
West Sussex +9 10 £488 +25.80% 2
East Sussex +3 7 £475 +46.15% 1
Middlesex +14 6 £381 -4.68%
Home Counties - 1 - -
Big Data
England

For the 6 months to 28 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 South East region with a requirement for Big Data.

1 157 (53.77%) Hadoop
2 119 (40.75%) Agile Software Development
3 94 (32.19%) Java
4 86 (29.45%) Apache Spark
5 60 (20.55%) Finance
6 59 (20.21%) Python
7 55 (18.84%) Scala
8 53 (18.15%) Apache Hive
8 53 (18.15%) SQL
8 53 (18.15%) Analytics
9 52 (17.81%) Scrum
10 51 (17.47%) Business Intelligence
11 49 (16.78%) ETL
12 48 (16.44%) TDD
13 46 (15.75%) Linux
13 46 (15.75%) NoSQL
14 41 (14.04%) DevOps
15 39 (13.36%) Impala
15 39 (13.36%) HBase
16 35 (11.99%) Data Warehouse
16 35 (11.99%) Kafka
16 35 (11.99%) Amazon AWS
17 34 (11.64%) MapReduce
18 33 (11.30%) SQL Server
19 31 (10.62%) Apache
19 31 (10.62%) Open Source
19 31 (10.62%) Marketing
19 31 (10.62%) Analytical Skills
20 29 (9.93%) Data Modelling
20 29 (9.93%) Continuous Integration

Big Data
Co-occurring IT Skills in the South East 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 86 (29.45%) Apache Spark
2 31 (10.62%) Apache
3 18 (6.16%) Apache Pig
4 11 (3.77%) SAS
5 7 (2.40%) Confluence
6 5 (1.71%) Elasticsearch
7 4 (1.37%) Tomcat
8 3 (1.03%) Apache Solr
8 3 (1.03%) IIS
8 3 (1.03%) MS Exchange
8 3 (1.03%) nginx
9 2 (0.68%) Facebook Platform
9 2 (0.68%) OpenStack
9 2 (0.68%) SharePoint
10 1 (0.34%) SharePoint Server
Applications
1 8 (2.74%) Microsoft Excel
2 6 (2.05%) Spreadsheet
3 5 (1.71%) Microsoft Office
4 3 (1.03%) SPSS
5 2 (0.68%) Microsoft PowerPoint
5 2 (0.68%) Photoshop
Business Applications
1 3 (1.03%) Oracle Applications
2 2 (0.68%) WebTrends
3 1 (0.34%) Actimize
3 1 (0.34%) SAP Oil and Gas
Cloud Services
1 35 (11.99%) Amazon AWS
2 28 (9.59%) Microsoft Azure
3 10 (3.42%) Office 365
4 9 (3.08%) SaaS
5 6 (2.05%) AWS Lambda
6 4 (1.37%) Amazon EC2
6 4 (1.37%) Amazon SQS
6 4 (1.37%) AWS CloudFormation
6 4 (1.37%) OpenShift
7 3 (1.03%) Adobe Analytics
7 3 (1.03%) Cloud Computing
7 3 (1.03%) GitHub
8 2 (0.68%) Amazon EMR
8 2 (0.68%) IaaS
8 2 (0.68%) PaaS
Communications & Networking
1 7 (2.40%) WAN
2 5 (1.71%) Internet
2 5 (1.71%) SSH
3 4 (1.37%) Firewall
3 4 (1.37%) HTTP
3 4 (1.37%) MQTT
4 3 (1.03%) 2G
4 3 (1.03%) 3G
4 3 (1.03%) 4G
4 3 (1.03%) GSM
4 3 (1.03%) ICMP
4 3 (1.03%) Intranet
4 3 (1.03%) LTE
4 3 (1.03%) NAS
4 3 (1.03%) SAN
4 3 (1.03%) TCP/IP
4 3 (1.03%) UMTS
5 1 (0.34%) ATM
5 1 (0.34%) iSCSI
5 1 (0.34%) LAN
Database & Business Intelligence
1 157 (53.77%) Hadoop
2 53 (18.15%) Apache Hive
3 46 (15.75%) NoSQL
4 39 (13.36%) HBase
4 39 (13.36%) Impala
5 35 (11.99%) Data Warehouse
6 33 (11.30%) SQL Server
7 26 (8.90%) MongoDB
8 25 (8.56%) Sqoop
9 21 (7.19%) Apache Cassandra
10 13 (4.45%) Data Lake
11 11 (3.77%) PostgreSQL
11 11 (3.77%) Relational Database
12 9 (3.08%) DB2
12 9 (3.08%) Power BI
12 9 (3.08%) SQL Server 2012
12 9 (3.08%) SQL Server Integration Services
13 6 (2.05%) Geospatial Data
13 6 (2.05%) SQL Server 2008
14 5 (1.71%) QlikView
Development Applications
1 29 (9.93%) Jenkins
2 24 (8.22%) Git (software)
3 20 (6.85%) JIRA
4 11 (3.77%) Gradle
5 7 (2.40%) JUnit
6 4 (1.37%) Eclipse
6 4 (1.37%) Sonatype Nexus
7 3 (1.03%) git-flow
7 3 (1.03%) Hudson
7 3 (1.03%) Selenium
7 3 (1.03%) Team Foundation Server
8 2 (0.68%) Atlassian Bamboo
8 2 (0.68%) Cucumber
8 2 (0.68%) Eclipse RCP
8 2 (0.68%) GitLab
8 2 (0.68%) Karma Test Runner
8 2 (0.68%) Mocha
8 2 (0.68%) PhantomJS
8 2 (0.68%) Protractor
8 2 (0.68%) SQL Server Management Studio (SSMS)
General
1 60 (20.55%) Finance
2 31 (10.62%) Marketing
3 26 (8.90%) Banking
4 23 (7.88%) Telecoms
5 17 (5.82%) Retail
6 6 (2.05%) Publishing
7 4 (1.37%) Legal
8 3 (1.03%) Advertising
8 3 (1.03%) Military
8 3 (1.03%) Retail Banking
9 2 (0.68%) Billing
9 2 (0.68%) Corporate Banking
9 2 (0.68%) Financial Institution
9 2 (0.68%) Pharmaceutical
10 1 (0.34%) Electronics
10 1 (0.34%) Manufacturing
Job Titles
1 91 (31.16%) Developer
2 51 (17.47%) Architect
3 36 (12.33%) Java Developer
4 30 (10.27%) Analyst
4 30 (10.27%) Big Data Developer
4 30 (10.27%) Data Architect
5 25 (8.56%) Hadoop Developer
6 17 (5.82%) Data Engineer
7 15 (5.14%) Big Data Architect
7 15 (5.14%) Consultant
8 12 (4.11%) Data Analyst
9 11 (3.77%) Apache Spark Developer
9 11 (3.77%) Big Data Engineer
9 11 (3.77%) Java Hadoop Developer
10 10 (3.42%) Scala Developer
11 9 (3.08%) Hadoop Engineer
12 8 (2.74%) Data Strategist
12 8 (2.74%) Technical Leader
13 7 (2.40%) Front End Developer (Client-Side Developer)
13 7 (2.40%) Senior Developer
Libraries, Frameworks & Software Standards
1 35 (11.99%) Kafka
2 26 (8.90%) REST
3 21 (7.19%) J2EE
3 21 (7.19%) Spring
4 19 (6.51%) JSON
5 13 (4.45%) CSS
5 13 (4.45%) Node.js
6 12 (4.11%) RabbitMQ
7 11 (3.77%) Middleware
8 10 (3.42%) Spark Streaming
8 10 (3.42%) Web Services
9 9 (3.08%) Hibernate
10 8 (2.74%) HTML
10 8 (2.74%) JMS
10 8 (2.74%) RESTful
11 7 (2.40%) AngularJS
11 7 (2.40%) CSS3
11 7 (2.40%) Django
11 7 (2.40%) Spring Boot
11 7 (2.40%) XML
Miscellaneous
1 31 (10.62%) Analytical Skills
2 14 (4.79%) Virtual Team
3 12 (4.11%) Reference Data
4 11 (3.77%) Data Structures
5 10 (3.42%) Greenfield Project
6 9 (3.08%) Computer Science
6 9 (3.08%) Management Information System
7 7 (2.40%) Algorithms
7 7 (2.40%) Mainframe
7 7 (2.40%) Semantic Web
8 4 (1.37%) Client/Server
8 4 (1.37%) Clustering
8 4 (1.37%) Credit Risk
8 4 (1.37%) Linux Command Line
8 4 (1.37%) User Experience
9 3 (1.03%) PMI
9 3 (1.03%) Smart Energy
10 2 (0.68%) Data Centre
10 2 (0.68%) Public Cloud
10 2 (0.68%) Smart Home
Operating Systems
1 46 (15.75%) Linux
2 25 (8.56%) Unix
3 14 (4.79%) Ubuntu
4 10 (3.42%) Red Hat Enterprise Linux
5 9 (3.08%) Windows
6 8 (2.74%) Debian
7 6 (2.05%) CentOS
8 3 (1.03%) Solaris
8 3 (1.03%) Windows Server
8 3 (1.03%) Windows Server 2003
8 3 (1.03%) Windows Vista
9 2 (0.68%) MVS
10 1 (0.34%) Windows 10
Processes & Methodologies
1 119 (40.75%) Agile Software Development
2 53 (18.15%) Analytics
3 52 (17.81%) Scrum
4 51 (17.47%) Business Intelligence
5 49 (16.78%) ETL
6 48 (16.44%) TDD
7 41 (14.04%) DevOps
8 34 (11.64%) MapReduce
9 31 (10.62%) Open Source
10 29 (9.93%) Continuous Integration
10 29 (9.93%) Data Modelling
11 27 (9.25%) Visualisation
12 26 (8.90%) Data Architecture
13 23 (7.88%) Machine Learning
14 22 (7.53%) Data Analytics
14 22 (7.53%) Data Management
15 18 (6.16%) Big Data Analytics
15 18 (6.16%) Data Analysis
15 18 (6.16%) Unit Testing
16 17 (5.82%) Data Visualisation
Programming Languages
1 94 (32.19%) Java
2 59 (20.21%) Python
3 55 (18.84%) Scala
4 53 (18.15%) SQL
5 24 (8.22%) JavaScript
6 12 (4.11%) R
7 11 (3.77%) Perl
8 9 (3.08%) Shell Script
9 7 (2.40%) MATLAB
10 6 (2.05%) Bash Shell
10 6 (2.05%) C++
11 5 (1.71%) C
12 4 (1.37%) C#
12 4 (1.37%) T-SQL
12 4 (1.37%) VB
13 3 (1.03%) COBOL
13 3 (1.03%) ES6
14 2 (0.68%) VB.NET
14 2 (0.68%) VBA
15 1 (0.34%) PHP
Qualifications
1 23 (7.88%) Degree
2 22 (7.53%) Security Cleared
3 9 (3.08%) SC Cleared
4 5 (1.71%) DV Cleared
5 3 (1.03%) CISM
5 3 (1.03%) CISSP
5 3 (1.03%) Computer Science Degree
5 3 (1.03%) CRISC
5 3 (1.03%) ISEB
5 3 (1.03%) ISTQB
5 3 (1.03%) MBA
5 3 (1.03%) MCITP
5 3 (1.03%) MCSE
5 3 (1.03%) Microsoft Certification
5 3 (1.03%) PMI Certification
5 3 (1.03%) PMP
6 2 (0.68%) Cisco Certification
6 2 (0.68%) ITIL Certification
6 2 (0.68%) Sun Certification
7 1 (0.34%) PhD
Quality Assurance & Compliance
1 5 (1.71%) ISO/IEC 27001
1 5 (1.71%) QA
2 4 (1.37%) Disclosure Scotland
3 3 (1.03%) Data Quality
3 3 (1.03%) GDPR
3 3 (1.03%) ISAE 3402
3 3 (1.03%) SSAE 16
4 2 (0.68%) CDISC
4 2 (0.68%) COBIT
4 2 (0.68%) SLA
5 1 (0.34%) Actionable Recommendations
5 1 (0.34%) ISO 22301
5 1 (0.34%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 1 (0.34%) ISO/IEC 27005
5 1 (0.34%) PCI DSS
System Software
1 26 (8.90%) HDFS
2 17 (5.82%) Docker
3 16 (5.48%) Apache Flume
4 13 (4.45%) Apache ZooKeeper
5 11 (3.77%) VMware Infrastructure
6 4 (1.37%) Active Directory
7 3 (1.03%) Hyper-V
Systems Management
1 23 (7.88%) Hadoop YARN
2 22 (7.53%) Oozie
3 10 (3.42%) Puppet
4 9 (3.08%) Mesos
4 9 (3.08%) Opscode Chef
4 9 (3.08%) SCOM
5 5 (1.71%) Ansible
5 5 (1.71%) SELinux
6 4 (1.37%) SCCM
7 3 (1.03%) Microsoft Clustering
7 3 (1.03%) OpenView Configuration Management
8 2 (0.68%) Ambari
8 2 (0.68%) Kubernetes
9 1 (0.34%) Control-M
9 1 (0.34%) Microsoft Intune
9 1 (0.34%) Red Hat Satellite
9 1 (0.34%) Terraform
Vendors
1 28 (9.59%) Oracle
2 26 (8.90%) Cloudera
3 17 (5.82%) Microsoft
3 17 (5.82%) Tableau
4 11 (3.77%) MapR
4 11 (3.77%) VMware
5 9 (3.08%) IBM
5 9 (3.08%) MicroStrategy
5 9 (3.08%) SAP
6 8 (2.74%) Hortonworks
6 8 (2.74%) Teradata
7 7 (2.40%) Ab Initio
7 7 (2.40%) Red Hat
8 6 (2.05%) Adobe
8 6 (2.05%) Informatica
9 5 (1.71%) ESRI
10 4 (1.37%) Pega
11 3 (1.03%) Facebook
11 3 (1.03%) Salesforce.com
11 3 (1.03%) Splunk
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