The following table provides summary statistics for contract job vacancies advertised in Berkshire 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 23 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
South East / Berkshire
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 74 95 85
Rank change year-on-year +21 -10  
Contract jobs citing Big Data 30 29 31
As % of all contract IT jobs advertised in Berkshire 1.64% 1.23% 1.25%
As % of the Database & Business Intelligence category 8.60% 8.61% 8.36%
Number of daily rates quoted 14 22 17
Median daily rate £400 £481 £500
Median daily rate % change year-on-year -16.88% -3.75%  
90% offered a daily rate of more than £300 £358 £365
10% offered a daily rate of more than £535 £645 £615
UK excluding London median daily rate £433 £450 £475
% change year-on-year -3.88% -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 Berkshire with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
Berkshire
Contract job vacancies with a requirement for database and business intelligence skills 349 337 371
As % of all contract IT job vacancies advertised in Berkshire 19.03% 14.26% 14.99%
Number of daily rates quoted 187 193 220
Median daily rate £405 £420 £400
Median daily rate % change year-on-year -3.57% +5.00%  
90% offered a daily rate of more than £300 £300 £225
10% offered a daily rate of more than £525 £525 £519
UK excluding London median daily rate £400 £388 £350
% change year-on-year +3.22% +10.71%  
Number of hourly rates quoted 18 14 3
Median hourly rate £9.50 £9.50 £17.75
Median hourly rate % change year-on-year - -46.47%  
UK excluding London median hourly rate £38.00 £30.35 £26.00
% change year-on-year +25.19% +16.74%  

Big Data
Job Vacancy Trend in Berkshire

The job posting trend of jobs advertised in Berkshire 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 Berkshire

Big Data
Contractor Daily Rate Trend in Berkshire

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

Contractor daily rate trend for Big Data in Berkshire

Big Data
Contractor Daily Rate Histogram in Berkshire

The daily rate distribution of IT jobs citing Big Data in Berkshire over the 3 months to 23 June 2017.

Contractor daily rate histogram for Big Data in Berkshire

Big Data
Contract Job Locations in Berkshire

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 Berkshire region over the 3 months to 23 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
Reading +12 9 £400 -20.00% 4
Slough +8 8 £400 -14.89%
Maidenhead - 4 £300 -
Bracknell - 1 - -
Newbury - 1 - - 3
Big Data
South East

For the 6 months to 23 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 Berkshire region with a requirement for Big Data.

1 34 (52.31%) Hadoop
2 26 (40.00%) Java
3 18 (27.69%) Telecoms
3 18 (27.69%) Apache Spark
4 17 (26.15%) Apache Hive
4 17 (26.15%) Analytics
5 16 (24.62%) Scala
5 16 (24.62%) Business Intelligence
6 15 (23.08%) Python
6 15 (23.08%) MapReduce
7 14 (21.54%) HBase
8 13 (20.00%) NoSQL
8 13 (20.00%) Finance
9 12 (18.46%) Linux
10 11 (16.92%) ETL
10 11 (16.92%) DevOps
11 10 (15.38%) Data Warehouse
11 10 (15.38%) JavaScript
11 10 (15.38%) Agile Software Development
11 10 (15.38%) Analytical Skills
12 9 (13.85%) HDFS
12 9 (13.85%) Impala
12 9 (13.85%) Sqoop
12 9 (13.85%) Cloudera
12 9 (13.85%) Security Cleared
13 8 (12.31%) MongoDB
13 8 (12.31%) Marketing
13 8 (12.31%) JIRA
13 8 (12.31%) Oozie
13 8 (12.31%) Service Management

Big Data
Co-occurring IT Skills in Berkshire 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 18 (27.69%) Apache Spark
2 6 (9.23%) Apache Pig
3 3 (4.62%) Apache
3 3 (4.62%) Elasticsearch
4 2 (3.08%) Confluence
4 2 (3.08%) Facebook Platform
5 1 (1.54%) nginx
5 1 (1.54%) SAS
Applications
1 2 (3.08%) Microsoft Excel
2 1 (1.54%) SPSS
Business Applications
1 1 (1.54%) SAP Oil and Gas
Cloud Services
1 3 (4.62%) Microsoft Azure
2 1 (1.54%) Amazon AWS
2 1 (1.54%) Cloud Computing
2 1 (1.54%) SaaS
Communications & Networking
1 5 (7.69%) SSH
2 3 (4.62%) 2G
2 3 (4.62%) 3G
2 3 (4.62%) 4G
2 3 (4.62%) GSM
2 3 (4.62%) HTTP
2 3 (4.62%) ICMP
2 3 (4.62%) LTE
2 3 (4.62%) TCP/IP
2 3 (4.62%) UMTS
3 1 (1.54%) Firewall
3 1 (1.54%) Kerberos
Database & Business Intelligence
1 34 (52.31%) Hadoop
2 17 (26.15%) Apache Hive
3 14 (21.54%) HBase
4 13 (20.00%) NoSQL
5 10 (15.38%) Data Warehouse
6 9 (13.85%) Impala
6 9 (13.85%) Sqoop
7 8 (12.31%) MongoDB
8 7 (10.77%) DB2
9 4 (6.15%) Pentaho
9 4 (6.15%) PostgreSQL
10 3 (4.62%) BusinessObjects
11 2 (3.08%) Data Lake
11 2 (3.08%) Power BI
11 2 (3.08%) Relational Database
11 2 (3.08%) SQL Server
11 2 (3.08%) SQL Server 2012
11 2 (3.08%) SQL Server Integration Services
12 1 (1.54%) Enterprise Data Warehouse
12 1 (1.54%) MariaDB
Development Applications
1 8 (12.31%) JIRA
2 7 (10.77%) Git (software)
3 4 (6.15%) JUnit
4 1 (1.54%) FishEye
4 1 (1.54%) Jenkins
4 1 (1.54%) Sonatype Nexus
General
1 18 (27.69%) Telecoms
2 13 (20.00%) Finance
3 8 (12.31%) Marketing
4 2 (3.08%) Banking
5 1 (1.54%) Advertising
5 1 (1.54%) Electronics
5 1 (1.54%) Legal
5 1 (1.54%) Manufacturing
Job Titles
1 16 (24.62%) Developer
2 10 (15.38%) Architect
3 8 (12.31%) Analyst
4 5 (7.69%) Big Data Architect
4 5 (7.69%) Big Data Engineer
4 5 (7.69%) Data Architect
4 5 (7.69%) DevOps Developer
5 4 (6.15%) Consultant
5 4 (6.15%) Data Engineer
5 4 (6.15%) Hadoop Developer
6 3 (4.62%) Analyst Programmer
6 3 (4.62%) Data Analyst
6 3 (4.62%) Development Manager
6 3 (4.62%) Hadoop Consultant
6 3 (4.62%) Java Engineer
6 3 (4.62%) Programmer
6 3 (4.62%) Solutions Architect
6 3 (4.62%) Technical Analyst
6 3 (4.62%) Technical Leader
7 2 (3.08%) MongoDB Developer
Libraries, Frameworks & Software Standards
1 3 (4.62%) CSS
1 3 (4.62%) Hibernate
1 3 (4.62%) Kafka
1 3 (4.62%) Web Services
2 2 (3.08%) AngularJS
2 2 (3.08%) Django
2 2 (3.08%) Flask
2 2 (3.08%) HTML
2 2 (3.08%) Node.js
2 2 (3.08%) Pyramid
2 2 (3.08%) REST
2 2 (3.08%) Velocity
3 1 (1.54%) HTML5
3 1 (1.54%) Leaflet
3 1 (1.54%) LEMP Stack
3 1 (1.54%) MDX
3 1 (1.54%) MLlib
3 1 (1.54%) RabbitMQ
3 1 (1.54%) React
3 1 (1.54%) UIMA
Miscellaneous
1 10 (15.38%) Analytical Skills
2 4 (6.15%) Credit Risk
2 4 (6.15%) Virtual Team
3 3 (4.62%) Mainframe
3 3 (4.62%) Management Information System
4 2 (3.08%) Algorithms
4 2 (3.08%) Data Structures
4 2 (3.08%) PMI
4 2 (3.08%) Public Cloud
4 2 (3.08%) Reference Data
5 1 (1.54%) Clustering
5 1 (1.54%) Computer Science
5 1 (1.54%) Cyber Defence
5 1 (1.54%) Cyberthreat
5 1 (1.54%) Foreign Exchange (FX)
5 1 (1.54%) Linux Command Line
5 1 (1.54%) Replication
5 1 (1.54%) User Experience
5 1 (1.54%) Wiki
Operating Systems
1 12 (18.46%) Linux
2 7 (10.77%) Unix
3 6 (9.23%) Debian
3 6 (9.23%) Red Hat Enterprise Linux
3 6 (9.23%) Ubuntu
4 5 (7.69%) CentOS
5 3 (4.62%) Windows
Processes & Methodologies
1 17 (26.15%) Analytics
2 16 (24.62%) Business Intelligence
3 15 (23.08%) MapReduce
4 11 (16.92%) DevOps
4 11 (16.92%) ETL
5 10 (15.38%) Agile Software Development
6 8 (12.31%) ITIL
6 8 (12.31%) Service Management
7 7 (10.77%) Mentoring
7 7 (10.77%) Open Source
7 7 (10.77%) Project Management
7 7 (10.77%) Scrum
7 7 (10.77%) TDD
8 6 (9.23%) Data Analytics
8 6 (9.23%) Data Architecture
8 6 (9.23%) Software Engineering
9 5 (7.69%) Big Data Analytics
9 5 (7.69%) Configuration Management
9 5 (7.69%) Data Modelling
9 5 (7.69%) ITSM
Programming Languages
1 26 (40.00%) Java
2 16 (24.62%) Scala
3 15 (23.08%) Python
4 10 (15.38%) JavaScript
5 7 (10.77%) SQL
6 6 (9.23%) Bash Shell
7 3 (4.62%) COBOL
7 3 (4.62%) R
8 1 (1.54%) C
8 1 (1.54%) Groovy
8 1 (1.54%) MATLAB
8 1 (1.54%) PHP
8 1 (1.54%) Ruby
Qualifications
1 9 (13.85%) Security Cleared
2 6 (9.23%) Degree
3 5 (7.69%) SC Cleared
4 2 (3.08%) ITIL Certification
4 2 (3.08%) PMI Certification
4 2 (3.08%) PMP
5 1 (1.54%) MBA
5 1 (1.54%) PhD
Quality Assurance & Compliance
1 2 (3.08%) COBIT
1 2 (3.08%) Data Quality
1 2 (3.08%) ISO/IEC 27001
1 2 (3.08%) SLA
2 1 (1.54%) QA
System Software
1 9 (13.85%) HDFS
2 4 (6.15%) Apache Flume
3 1 (1.54%) Apache ZooKeeper
Systems Management
1 8 (12.31%) Oozie
2 5 (7.69%) SELinux
3 4 (6.15%) Opscode Chef
3 4 (6.15%) Puppet
4 3 (4.62%) Ansible
5 2 (3.08%) Hadoop YARN
6 1 (1.54%) Ambari
Vendors
1 9 (13.85%) Cloudera
2 7 (10.77%) Ab Initio
3 6 (9.23%) Hortonworks
4 5 (7.69%) Tableau
4 5 (7.69%) Teradata
5 4 (6.15%) MicroStrategy
5 4 (6.15%) SAP
6 3 (4.62%) Jaspersoft
6 3 (4.62%) ServiceNow
7 2 (3.08%) CA Agile Central
7 2 (3.08%) Facebook
7 2 (3.08%) Oracle
7 2 (3.08%) Twitter
8 1 (1.54%) Cadence
8 1 (1.54%) Chordiant
8 1 (1.54%) IBM
8 1 (1.54%) Mapbox
8 1 (1.54%) MapR
8 1 (1.54%) Microsoft
8 1 (1.54%) Red Hat