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 30 June 2015 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
30 Jun 2015
Same period 2014 Same period 2013
Big Data
Rank 89 132 165
Rank change year-on-year
+43 +33
Contract jobs citing Big Data 125 72 51
As % of all contract IT jobs located in the City of London 2.14% 1.22% 0.74%
As % of the Database & Business Intelligence category 8.56% 5.32% 3.26%
Number of daily rates quoted 104 53 44
Average daily rate
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£575 £538 £500
Average daily rate % change year-on-year
+6.97% +7.50%
90% offered a daily rate of more than £404 £402 £358
10% offered a daily rate of more than £718 £650 £575
UK excluding London average daily rate £475 £450 £425
% change year-on-year
+5.55% +5.88%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £16.00 £20.50 -
% change year-on-year
-21.95% -
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
1461 1354 1566
As % of all contract IT jobs located in the City of London 24.98% 22.96% 22.62%
Number of daily rates quoted 1163 1035 1156
Average daily rate £450 £450 £430
Average daily rate % change year-on-year
- +4.65%
90% offered a daily rate of more than £325 £315 £325
10% offered a daily rate of more than £600 £575 £575
UK excluding London average daily rate £360 £350 £338
% change year-on-year
+2.85% +3.70%
Number of hourly rates quoted 7 7 19
Average hourly rate £30.00 £27.50 £43.00
Average hourly rate % change year-on-year
+9.09% -36.03%
90% offered a hourly rate of more than £17.30 £15.40 £12.00
10% offered a hourly rate of more than £102.00 £34.99 £51.30
UK excluding London average hourly rate £30.00 £30.00 £30.00

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 30 June 2015.

Big Data Daily Rate Histogram in the City of London

Big Data
Hourly Rate Trend in the City of London

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

Big Data Hourly Rate Trend in the City of London

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

For the 6 months to 30 June 2015, 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.

1 107 (48.42%) Hadoop
2 102 (46.15%) Java
3 85 (38.46%) Agile Software Development
4 64 (28.96%) Finance
5 61 (27.60%) Analytics
6 56 (25.34%) SQL
7 54 (24.43%) Data Warehouse
8 45 (20.36%) Banking
9 38 (17.19%) TDD
10 36 (16.29%) Apache Spark
11 32 (14.48%) Oracle
11 32 (14.48%) Open Source
12 31 (14.03%) Apache Hive
12 31 (14.03%) Linux
13 30 (13.57%) Scala
13 30 (13.57%) Analytical Skills
14 29 (13.12%) Data Modelling
14 29 (13.12%) Business Intelligence
15 24 (10.86%) Python
15 24 (10.86%) Scrum
16 23 (10.41%) Statistics
16 23 (10.41%) Visualisation
17 22 (9.95%) Data Analysis
17 22 (9.95%) Investment Banking
18 21 (9.50%) SQL Server
18 21 (9.50%) MapReduce
19 20 (9.05%) MongoDB
19 20 (9.05%) NoSQL
19 20 (9.05%) Microsoft
19 20 (9.05%) Degree

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

For the 6 months to 30 June 2015, 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 36 (16.29%) Apache Spark
2 16 (7.24%) Apache Pig
3 10 (4.52%) Apache
4 9 (4.07%) SAS
5 7 (3.17%) Confluence
6 5 (2.26%) SharePoint
6 5 (2.26%) WebLogic
7 4 (1.81%) Tomcat
7 4 (1.81%) Oracle Coherence
7 4 (1.81%) Elasticsearch
8 3 (1.36%) Mule
8 3 (1.36%) WebSphere
9 2 (0.90%) JBoss
10 1 (0.45%) WebLogic Portal
10 1 (0.45%) CMS
10 1 (0.45%) IIS
10 1 (0.45%) Apache Solr
10 1 (0.45%) Node.js
10 1 (0.45%) Mule ESB
Applications
1 10 (4.52%) MS Excel
2 3 (1.36%) SPSS
3 2 (0.90%) MS PowerPoint
3 2 (0.90%) MS Visio
4 1 (0.45%) Photoshop
4 1 (0.45%) MS Office
4 1 (0.45%) Weka
4 1 (0.45%) Adobe Illustrator
Business Applications
1 3 (1.36%) Oracle Financials
1 3 (1.36%) PeopleSoft Financials
2 1 (0.45%) MultiFonds
Cloud Services
1 14 (6.33%) Amazon AWS
2 4 (1.81%) Cloud Computing
2 4 (1.81%) Amazon EC2
3 2 (0.90%) Amazon S3
3 2 (0.90%) Microsoft Azure
3 2 (0.90%) Amazon EMR
3 2 (0.90%) Amazon CloudWatch
4 1 (0.45%) SaaS
4 1 (0.45%) Google Apps
Communications & Networking
1 10 (4.52%) Internet
2 8 (3.62%) AMQP
3 4 (1.81%) Unified Communications
3 4 (1.81%) Converged Networks
4 2 (0.90%) Network Security
4 2 (0.90%) LAN
4 2 (0.90%) WAN
5 1 (0.45%) SMTP
5 1 (0.45%) HTTP
5 1 (0.45%) Kerberos
5 1 (0.45%) SNMP
5 1 (0.45%) VPN
5 1 (0.45%) DNS
5 1 (0.45%) SSL
5 1 (0.45%) SAN
5 1 (0.45%) NetScaler
5 1 (0.45%) Cisco Nexus
5 1 (0.45%) MPLS
5 1 (0.45%) X.509
5 1 (0.45%) Firewall
Database & Business Intelligence
1 107 (48.42%) Hadoop
2 54 (24.43%) Data Warehouse
3 31 (14.03%) Apache Hive
4 21 (9.50%) SQL Server
5 20 (9.05%) MongoDB
5 20 (9.05%) NoSQL
6 18 (8.14%) Relational Database
7 12 (5.43%) Impala
7 12 (5.43%) HBase
8 11 (4.98%) Apache Cassandra
9 10 (4.52%) QlikView
10 9 (4.07%) RDBMS
10 9 (4.07%) Oracle Database
11 7 (3.17%) PostgreSQL
11 7 (3.17%) MySQL
12 6 (2.71%) SQL Server Integration Services
12 6 (2.71%) DB2
13 5 (2.26%) Data Mining
13 5 (2.26%) Mahout
14 4 (1.81%) SQL Server 2008
Development Applications
1 12 (5.43%) Subversion
2 10 (4.52%) JIRA
3 7 (3.17%) Mercurial
3 7 (3.17%) Jenkins
4 6 (2.71%) Cucumber
4 6 (2.71%) Git (software)
4 6 (2.71%) Eclipse
4 6 (2.71%) Ant
5 5 (2.26%) JUnit
5 5 (2.26%) Maven
6 4 (1.81%) Gradle
7 2 (0.90%) Hudson
7 2 (0.90%) TeamCity
7 2 (0.90%) TestDirector
7 2 (0.90%) Visual Studio
8 1 (0.45%) ClearCase
8 1 (0.45%) Log4j
8 1 (0.45%) PyUnit
General
1 64 (28.96%) Finance
2 45 (20.36%) Banking
3 22 (9.95%) Investment Banking
4 10 (4.52%) Retail
5 9 (4.07%) Marketing
6 7 (3.17%) Advertising
7 5 (2.26%) Telecoms
8 4 (1.81%) Front Office
9 2 (0.90%) Back Office
9 2 (0.90%) Publishing
9 2 (0.90%) Games
9 2 (0.90%) Legal
9 2 (0.90%) Corporate Banking
10 1 (0.45%) German Language
10 1 (0.45%) Retail Banking
10 1 (0.45%) Financial Institution
Job Titles
1 84 (38.01%) Developer
2 46 (20.81%) Architect
3 37 (16.74%) Java Developer
4 33 (14.93%) Analyst
5 23 (10.41%) Hadoop Developer
6 15 (6.79%) Data Scientist
7 14 (6.33%) Data Analyst
8 13 (5.88%) Data Architect
9 12 (5.43%) Business Analyst
10 10 (4.52%) Solutions Architect
10 10 (4.52%) Senior Developer
10 10 (4.52%) Scala Developer
11 9 (4.07%) Big Data Developer
11 9 (4.07%) Consultant
11 9 (4.07%) Technical Architect
12 8 (3.62%) Project Manager
13 6 (2.71%) Senior Java Developer
13 6 (2.71%) QlikView Developer
13 6 (2.71%) Agile Java Developer
14 5 (2.26%) Big Data Architect
Libraries, Frameworks & Software Standards
1 18 (8.14%) Spring
2 15 (6.79%) HTML
3 14 (6.33%) Web Services
4 13 (5.88%) JMS
4 13 (5.88%) J2EE
4 13 (5.88%) RESTful
5 12 (5.43%) HTML5
6 11 (4.98%) Hibernate
6 11 (4.98%) CSS
7 10 (4.52%) .NET
8 9 (4.07%) XML
8 9 (4.07%) JSON
8 9 (4.07%) Kafka
8 9 (4.07%) Akka
9 8 (3.62%) REST
9 8 (3.62%) jQuery
10 7 (3.17%) Ajax
11 6 (2.71%) Java EE
12 5 (2.26%) XSD
12 5 (2.26%) XSL
Miscellaneous
1 30 (13.57%) Analytical Skills
2 23 (10.41%) Visualisation
2 23 (10.41%) Statistics
3 11 (4.98%) Credit Risk
4 9 (4.07%) Computer Science
4 9 (4.07%) Algorithms
5 8 (3.62%) Data Integration
5 8 (3.62%) Management Information System
6 6 (2.71%) Foreign Exchange (FX)
6 6 (2.71%) Fixed Income
6 6 (2.71%) Mobile App
7 5 (2.26%) Data Structures
7 5 (2.26%) Market Risk
8 3 (1.36%) Client/Server
8 3 (1.36%) Mathematics
8 3 (1.36%) User Experience
9 2 (0.90%) Economics
9 2 (0.90%) PKI
9 2 (0.90%) Derivative
9 2 (0.90%) Clustering
Operating Systems
1 31 (14.03%) Linux
2 17 (7.69%) UNIX
3 11 (4.98%) Windows
4 8 (3.62%) Red Hat Enterprise Linux
Processes & Methodologies
1 85 (38.46%) Agile Software Development
2 61 (27.60%) Analytics
3 38 (17.19%) TDD
4 32 (14.48%) Open Source
5 29 (13.12%) Data Modelling
5 29 (13.12%) Business Intelligence
6 24 (10.86%) Scrum
7 22 (9.95%) Data Analysis
8 21 (9.50%) MapReduce
9 18 (8.14%) Continuous Integration
10 16 (7.24%) Stakeholder Management
10 16 (7.24%) BDD
11 15 (6.79%) Project Management
11 15 (6.79%) ETL
11 15 (6.79%) Data Architecture
12 14 (6.33%) Software Engineering
12 14 (6.33%) OO
12 14 (6.33%) SDLC
13 12 (5.43%) Data Analytics
13 12 (5.43%) Data Management
Programming Languages
1 102 (46.15%) Java
2 56 (25.34%) SQL
3 30 (13.57%) Scala
4 24 (10.86%) Python
5 17 (7.69%) JavaScript
5 17 (7.69%) R
6 13 (5.88%) C#
7 11 (4.98%) C++
8 6 (2.71%) PHP
8 6 (2.71%) T-SQL
9 5 (2.26%) Ruby
10 2 (0.90%) SAS Macro
10 2 (0.90%) Bash Shell
10 2 (0.90%) Clojure
10 2 (0.90%) Shell Script
10 2 (0.90%) VBA
11 1 (0.45%) MATLAB
11 1 (0.45%) VB
11 1 (0.45%) Spark SQL
11 1 (0.45%) Groovy
Qualifications
1 20 (9.05%) Degree
2 13 (5.88%) Security Cleared
3 11 (4.98%) DV Cleared
4 4 (1.81%) PhD
5 2 (0.90%) ISTQB
5 2 (0.90%) ISEB
5 2 (0.90%) ISTQB Foundation Certification
6 1 (0.45%) Citrix Certification
6 1 (0.45%) CISSP
6 1 (0.45%) Cisco Certification
6 1 (0.45%) Microsoft Certification
6 1 (0.45%) PRINCE2 Certification
6 1 (0.45%) ITIL Certification
6 1 (0.45%) PMP
6 1 (0.45%) PMI Certification
6 1 (0.45%) CISA
6 1 (0.45%) CISM
6 1 (0.45%) VMware Certified Professional (VCP)
6 1 (0.45%) Microsoft Certified Master
6 1 (0.45%) Microsoft Certified Architect
Quality Assurance & Compliance
1 6 (2.71%) QA
2 2 (0.90%) Basel III
2 2 (0.90%) COBIT
2 2 (0.90%) Dodd-Frank
3 1 (0.45%) Data Quality
3 1 (0.45%) SLA
3 1 (0.45%) ISO/IEC 27001
System Software
1 18 (8.14%) HDFS
2 7 (3.17%) Apache Flume
3 4 (1.81%) Apache ZooKeeper
4 1 (0.45%) vCloud
4 1 (0.45%) Platform Symphony
4 1 (0.45%) Active Directory
4 1 (0.45%) Oracle RAC
4 1 (0.45%) VMware Infrastructure
4 1 (0.45%) Hyper-V
4 1 (0.45%) XenServer
4 1 (0.45%) vSphere
Systems Management
1 9 (4.07%) Puppet
1 9 (4.07%) Vagrant
1 9 (4.07%) Oozie
2 3 (1.36%) Mesos
3 2 (0.90%) yum
3 2 (0.90%) Opscode Chef
4 1 (0.45%) Ambari
Vendors
1 32 (14.48%) Oracle
2 20 (9.05%) Microsoft
3 11 (4.98%) Cloudera
4 10 (4.52%) Teradata
4 10 (4.52%) Tableau
5 8 (3.62%) Atlassian
5 8 (3.62%) Red Hat
6 3 (1.36%) Intel
6 3 (1.36%) Cognos
6 3 (1.36%) Business Objects
6 3 (1.36%) PeopleSoft
6 3 (1.36%) Netezza
6 3 (1.36%) TIBCO
6 3 (1.36%) Vertica
7 2 (0.90%) WorldPay
7 2 (0.90%) Greenplum
7 2 (0.90%) Alteryx
7 2 (0.90%) SAP
7 2 (0.90%) Cisco
7 2 (0.90%) IBM
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