The table below looks at the statistics for Big Data skills in IT contracts advertised for the City of London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Big Data over the 3 months to 1 October 2014 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
1 Oct 2014
Same period 2013 Same period 2012
Big Data
Rank 115 181 215
Rank change year-on-year
+66 +34
Contract jobs citing Big Data 85 48 13
As % of all contract IT jobs located in the City of London 1.46% 0.66% 0.17%
As % of the Database & Business Intelligence category 6.64% 2.94% 0.83%
Number of daily rates quoted 70 44 13
Average daily rate
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£550 £500 £450
Average daily rate % change year-on-year
+10.00% +11.11%
90% offered a daily rate of more than £398 £325 £279
10% offered a daily rate of more than £703 £650 £590
UK excluding London average daily rate £475 £400 £338
% change year-on-year
+18.75% +18.51%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £67.00 £20.00 -
% change year-on-year
+235.00% -
Big Data
London

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in contract jobs advertised in the City of London region.

Database & Business Intelligence Category
City of London
Contract IT job ads with a match in the
Database & Business Intelligence category
1280 1635 1565
As % of all contract IT jobs located in the City of London 22.01% 22.65% 20.39%
Number of daily rates quoted 984 1230 1151
Average daily rate £425 £438 £450
Average daily rate % change year-on-year
-2.85% -2.77%
90% offered a daily rate of more than £300 £315 £300
10% offered a daily rate of more than £575 £583 £575
UK excluding London average daily rate £350 £340 £338
% change year-on-year
+2.94% +0.74%
Number of hourly rates quoted 1 12 20
Average hourly rate £44.50 £31.25 £32.50
Average hourly rate % change year-on-year
+42.40% -3.84%
UK excluding London average hourly rate £33.34 £32.03 £30.70
% change year-on-year
+4.09% +4.32%

Big Data
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of IT contractor jobs citing Big Data across the City of London region as a proportion of the total demand within the Database & Business Intelligence category.

Big Data Jobs Demand Trend in the City of London

Big Data
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Big Data across the City of London region.

Big Data Daily Rate Trend in the City of London

Big Data
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Big Data across the City of London region over the 3 months to 1 October 2014.

Big Data Daily Rate Histogram in the City of London

Big Data
Top 30 Related IT Skills in the City of London

For the 6 months to 1 October 2014, IT contractor jobs across the City of London region citing Big Data also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Big Data.

1 79 (50.00%) Hadoop
2 61 (38.61%) Java
3 48 (30.38%) SQL
4 47 (29.75%) Analytics
5 39 (24.68%) MongoDB
5 39 (24.68%) Agile Software Development
6 36 (22.78%) Python
7 35 (22.15%) Oracle
8 31 (19.62%) Data Modelling
9 30 (18.99%) Data Warehouse
10 27 (17.09%) Banking
11 26 (16.46%) Finance
12 25 (15.82%) NoSQL
13 24 (15.19%) Apache Hive
13 24 (15.19%) ETL
14 23 (14.56%) Business Intelligence
15 22 (13.92%) MapReduce
16 21 (13.29%) Linux
17 20 (12.66%) Apache Pig
18 19 (12.03%) Scrum
18 19 (12.03%) TDD
19 18 (11.39%) Algorithms
20 17 (10.76%) Scala
20 17 (10.76%) Microsoft
20 17 (10.76%) SQL Server
20 17 (10.76%) Degree
21 16 (10.13%) C++
22 15 (9.49%) Teradata
22 15 (9.49%) Analytical Skills
22 15 (9.49%) Apache Spark

Big Data
Top Related IT Skills in the City of London by Category

For the 6 months to 1 October 2014, IT contractor jobs across the City of London region citing Big Data also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Big Data. Up to 20 skills are shown per category.

Application Platforms
1 20 (12.66%) Apache Pig
2 15 (9.49%) Apache Spark
3 9 (5.70%) SAS
4 7 (4.43%) Elasticsearch
4 7 (4.43%) Apache
5 2 (1.27%) WebLogic
5 2 (1.27%) IIS
6 1 (0.63%) Apache ServiceMix
6 1 (0.63%) Apache Solr
6 1 (0.63%) Node.js
6 1 (0.63%) SharePoint 2010
6 1 (0.63%) WebSphere Application Server
6 1 (0.63%) SharePoint
6 1 (0.63%) WebSphere
Applications
1 5 (3.16%) MS Excel
2 2 (1.27%) SPSS
3 1 (0.63%) MS Visio
Business Applications
1 4 (2.53%) Google Analytics
2 2 (1.27%) WebTrends
2 2 (1.27%) SiteCatalyst
2 2 (1.27%) Oracle Subledger Accounting
3 1 (0.63%) Maximo
Cloud Services
1 3 (1.90%) Amazon EMR
1 3 (1.90%) PaaS
1 3 (1.90%) Amazon AWS
2 2 (1.27%) Microsoft Azure
2 2 (1.27%) Cloud Computing
2 2 (1.27%) Amazon EC2
2 2 (1.27%) AWS Data Pipeline
3 1 (0.63%) GitHub
3 1 (0.63%) Amazon S3
Communications & Networking
1 4 (2.53%) Internet
2 2 (1.27%) Network Security
3 1 (0.63%) MPLS
3 1 (0.63%) Firewall
3 1 (0.63%) SSL
3 1 (0.63%) LAN
3 1 (0.63%) WAN
3 1 (0.63%) Kerberos
3 1 (0.63%) TCP/IP
3 1 (0.63%) VPN
Database & Business Intelligence
1 79 (50.00%) Hadoop
2 39 (24.68%) MongoDB
3 30 (18.99%) Data Warehouse
4 25 (15.82%) NoSQL
5 24 (15.19%) Apache Hive
6 17 (10.76%) SQL Server
7 12 (7.59%) Apache Cassandra
7 12 (7.59%) Oracle Database
8 11 (6.96%) Data Mining
9 10 (6.33%) Relational Database
10 8 (5.06%) DataStage
11 7 (4.43%) SQL Server 2008
11 7 (4.43%) RDBMS
11 7 (4.43%) Star Schema
11 7 (4.43%) QlikView
12 6 (3.80%) SQL Server Integration Services
12 6 (3.80%) Data Mart
12 6 (3.80%) DB2
12 6 (3.80%) HBase
12 6 (3.80%) Mahout
Development Applications
1 5 (3.16%) Jenkins
1 5 (3.16%) Git (software)
2 4 (2.53%) JIRA
3 3 (1.90%) TeamCity
3 3 (1.90%) Talend Open Studio
3 3 (1.90%) Cucumber
3 3 (1.90%) JUnit
4 2 (1.27%) Maven
5 1 (0.63%) SQL Server Management Studio (SSMS)
5 1 (0.63%) Spock
5 1 (0.63%) Team Foundation Server
5 1 (0.63%) Balsamiq Mockups
5 1 (0.63%) Axure RP
5 1 (0.63%) Mockito
5 1 (0.63%) RSpec
5 1 (0.63%) ERwin
5 1 (0.63%) Eclipse
5 1 (0.63%) Oracle APEX
5 1 (0.63%) JMeter
5 1 (0.63%) Subversion
General
1 27 (17.09%) Banking
2 26 (16.46%) Finance
3 14 (8.86%) Investment Banking
4 10 (6.33%) Marketing
5 8 (5.06%) Retail
6 4 (2.53%) Games
6 4 (2.53%) Front Office
7 3 (1.90%) Telecoms
7 3 (1.90%) Publishing
8 1 (0.63%) Pharmaceutical
8 1 (0.63%) Corporate Banking
8 1 (0.63%) Private Banking
8 1 (0.63%) Back Office
8 1 (0.63%) Manufacturing
8 1 (0.63%) Advertising
Job Titles
1 53 (33.54%) Developer
2 27 (17.09%) Architect
3 25 (15.82%) Analyst
4 18 (11.39%) Data Architect
5 16 (10.13%) Java Developer
6 12 (7.59%) Consultant
7 10 (6.33%) Data Consultant
7 10 (6.33%) Business Analyst
7 10 (6.33%) Data Scientist
8 8 (5.06%) Big Data Consultant
9 7 (4.43%) Big Data Developer
9 7 (4.43%) Project Manager
10 5 (3.16%) Test Analyst
10 5 (3.16%) Solutions Architect
10 5 (3.16%) Data Analyst
10 5 (3.16%) C# Developer
11 4 (2.53%) .NET Developer
11 4 (2.53%) C++ Developer
11 4 (2.53%) Data Modeller
11 4 (2.53%) ETL Developer
Libraries, Frameworks & Software Standards
1 13 (8.23%) HTML
2 11 (6.96%) HTML5
3 10 (6.33%) .NET
4 8 (5.06%) XML
5 7 (4.43%) Spring
6 6 (3.80%) Web Services
6 6 (3.80%) CSS
7 5 (3.16%) Cascading
8 4 (2.53%) JSP
8 4 (2.53%) RESTful
8 4 (2.53%) MEAP
8 4 (2.53%) Apache Camel
9 3 (1.90%) REST
9 3 (1.90%) Natural Language Processing
9 3 (1.90%) JSON
10 2 (1.27%) ActiveMQ
10 2 (1.27%) Hibernate
10 2 (1.27%) JMS
10 2 (1.27%) Servlets
10 2 (1.27%) D3.js
Miscellaneous
1 18 (11.39%) Algorithms
2 15 (9.49%) Analytical Skills
3 14 (8.86%) Open Source
4 12 (7.59%) Data Structures
5 11 (6.96%) Foreign Exchange (FX)
5 11 (6.96%) Computer Science
6 8 (5.06%) Statistics
6 8 (5.06%) Mobile App
7 7 (4.43%) Data Integration
7 7 (4.43%) Mathematics
8 6 (3.80%) Visualisation
9 5 (3.16%) Credit Risk
10 4 (2.53%) Management Information System
10 4 (2.53%) Market Risk
11 3 (1.90%) Enterprise Software
11 3 (1.90%) FMCG
11 3 (1.90%) GIS
11 3 (1.90%) Client/Server
11 3 (1.90%) Data Protection Act
11 3 (1.90%) Physics
Operating Systems
1 21 (13.29%) Linux
2 13 (8.23%) UNIX
3 9 (5.70%) Windows
4 6 (3.80%) Apple iOS
5 5 (3.16%) Android
6 2 (1.27%) Ubuntu
6 2 (1.27%) AIX
6 2 (1.27%) HPUX
6 2 (1.27%) Solaris
6 2 (1.27%) CentOS
7 1 (0.63%) SmartOS
7 1 (0.63%) Red Hat Enterprise Linux
7 1 (0.63%) Mac OS X
7 1 (0.63%) Debian
7 1 (0.63%) Fedora
Processes & Methodologies
1 47 (29.75%) Analytics
2 39 (24.68%) Agile Software Development
3 31 (19.62%) Data Modelling
4 24 (15.19%) ETL
5 23 (14.56%) Business Intelligence
6 22 (13.92%) MapReduce
7 19 (12.03%) Scrum
7 19 (12.03%) TDD
8 13 (8.23%) Data Analysis
8 13 (8.23%) TOGAF
9 12 (7.59%) BDD
9 12 (7.59%) Data Architecture
10 11 (6.96%) Data Management
11 10 (6.33%) OO
11 10 (6.33%) E-Commerce
11 10 (6.33%) Machine Learning
12 9 (5.70%) Data Mapping
12 9 (5.70%) Project Management
12 9 (5.70%) Risk Management
13 8 (5.06%) Kimball Methodology
Programming Languages
1 61 (38.61%) Java
2 48 (30.38%) SQL
3 36 (22.78%) Python
4 17 (10.76%) Scala
5 16 (10.13%) C++
6 12 (7.59%) JavaScript
7 11 (6.96%) R
7 11 (6.96%) C#
8 10 (6.33%) Perl
9 8 (5.06%) PL/SQL
10 5 (3.16%) Bash Shell
10 5 (3.16%) T-SQL
11 4 (2.53%) Ruby
11 4 (2.53%) Shell Script
12 2 (1.27%) C
12 2 (1.27%) Clojure
12 2 (1.27%) Groovy
12 2 (1.27%) Erlang
12 2 (1.27%) F#
13 1 (0.63%) sed
Qualifications
1 17 (10.76%) Degree
2 4 (2.53%) ISEB
3 3 (1.90%) Microsoft Certification
3 3 (1.90%) MCT
3 3 (1.90%) PhD
4 2 (1.27%) ISTQB
4 2 (1.27%) Security Cleared
4 2 (1.27%) ISTQB Foundation Certification
5 1 (0.63%) DV Cleared
Quality Assurance & Compliance
1 5 (3.16%) Data Quality
2 1 (0.63%) ISO 9001
2 1 (0.63%) QA
System Software
1 8 (5.06%) HDFS
2 2 (1.27%) Active Directory
2 2 (1.27%) VMware Infrastructure
2 2 (1.27%) Apache Flume
3 1 (0.63%) vSphere
Systems Management
1 9 (5.70%) Oozie
2 6 (3.80%) Opscode Chef
3 5 (3.16%) Puppet
4 4 (2.53%) Vagrant
5 3 (1.90%) Hadoop YARN
6 1 (0.63%) Ansible
6 1 (0.63%) ZABBIX
6 1 (0.63%) YUM
Vendors
1 35 (22.15%) Oracle
2 17 (10.76%) Microsoft
3 15 (9.49%) Teradata
4 12 (7.59%) Informatica
5 11 (6.96%) Tableau
6 9 (5.70%) Business Objects
7 7 (4.43%) Cloudera
8 6 (3.80%) Google
8 6 (3.80%) IBM
9 4 (2.53%) Ab Initio
9 4 (2.53%) Omniture
9 4 (2.53%) SAP
10 3 (1.90%) Talend
10 3 (1.90%) Greenplum
10 3 (1.90%) MicroStrategy
10 3 (1.90%) Cognos
10 3 (1.90%) GigaSpaces
11 2 (1.27%) VMware
11 2 (1.27%) Sybase
11 2 (1.27%) Red Hat
City, London
TEKsystems
Rate: £450 - £550 per day
Posted: 20 hours ago
City of London
Capita - ITMS
Rate: £600 - £700 per day
Posted: 12 days ago
City of London
Reed Technology - UK Posting Account
Rate: £400 - £500 per day
Posted: 21 days ago