The first table below looks at the demand 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 16 April 2014 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Database & Business Intelligence category for the City of London region.

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
16 Apr 2014
Same period 2013 Same period 2012
Big Data
Rank 143 161 218
Rank change year-on-year
+18 +57
Contract jobs citing Big Data 72 44 3
As % of all contract IT jobs located in the City of London 1.09% 0.70% 0.037%
As % of the Database & Business Intelligence category 4.92% 3.06% 0.20%
Number of daily rates quoted 50 39 2
Average daily rate £465 £475 £488
Average daily rate % change year-on-year
-2.10% -2.56%
90% offered a daily rate of more than £348 £325 £478
10% offered a daily rate of more than £710 £585 £498
UK excluding London average daily rate £450 £450 £375
% change year-on-year
- +20.00%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Database & Business Intelligence Category
City of London
Contract IT job ads with a match in the
Database & Business Intelligence category
1464 1440 1520
As % of all contract IT jobs located in the City of London 22.09% 22.82% 18.77%
Number of daily rates quoted 1064 1120 1069
Average daily rate £438 £450 £425
Average daily rate % change year-on-year
-2.77% +5.88%
90% offered a daily rate of more than £300 £320 £320
10% offered a daily rate of more than £575 £575 £575
UK excluding London average daily rate £350 £330 £338
% change year-on-year
+6.06% -2.22%
Number of hourly rates quoted 9 3 16
Average hourly rate £27.50 £52.50 £47.50
Average hourly rate % change year-on-year
-47.61% +10.52%
UK excluding London average hourly rate £35.00 £28.00 £27.50
% change year-on-year
+25.00% +1.81%
Big Data
London

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 16 April 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 16 April 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 56 (50.45%) Hadoop
2 45 (40.54%) SQL
3 31 (27.93%) Java
3 31 (27.93%) Analytics
4 26 (23.42%) Apache Hive
5 25 (22.52%) Oracle
6 23 (20.72%) Python
6 23 (20.72%) MongoDB
7 22 (19.82%) Linux
8 21 (18.92%) MapReduce
9 20 (18.02%) Data Warehouse
10 19 (17.12%) Business Intelligence
10 19 (17.12%) MySQL
10 19 (17.12%) Apache Pig
11 18 (16.22%) Agile Software Development
11 18 (16.22%) Apache Cassandra
12 17 (15.32%) Finance
12 17 (15.32%) SQL Server
13 16 (14.41%) UNIX
13 16 (14.41%) Degree
14 15 (13.51%) NoSQL
14 15 (13.51%) ETL
15 14 (12.61%) Computer Science
15 14 (12.61%) Vertica
16 13 (11.71%) Data Modelling
17 12 (10.81%) Teradata
18 11 (9.91%) Data Mining
18 11 (9.91%) Perl
18 11 (9.91%) HBase
18 11 (9.91%) Relational Database

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

For the 6 months to 16 April 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 19 (17.12%) Apache Pig
2 7 (6.31%) SAS
3 4 (3.60%) GemFire
4 3 (2.70%) WebSphere
4 3 (2.70%) Elasticsearch
5 2 (1.80%) SharePoint
5 2 (1.80%) WebLogic
5 2 (1.80%) OpenStack
5 2 (1.80%) Apache Solr
5 2 (1.80%) SharePoint 2010
6 1 (0.90%) Apache
6 1 (0.90%) Oracle Coherence
Applications
1 1 (0.90%) Photoshop
1 1 (0.90%) MS Excel
1 1 (0.90%) SPSS
1 1 (0.90%) Adobe Illustrator
1 1 (0.90%) InDesign
1 1 (0.90%) MS PowerPoint
Business Applications
1 1 (0.90%) Maximo
Cloud Services
1 3 (2.70%) Cloud Computing
2 2 (1.80%) PaaS
2 2 (1.80%) IaaS
3 1 (0.90%) GitHub
3 1 (0.90%) Microsoft Azure
Communications & Networking
1 2 (1.80%) FTP
1 2 (1.80%) SSH
2 1 (0.90%) Network Security
2 1 (0.90%) HTTP
Database & Business Intelligence
1 56 (50.45%) Hadoop
2 26 (23.42%) Apache Hive
3 23 (20.72%) MongoDB
4 20 (18.02%) Data Warehouse
5 19 (17.12%) MySQL
6 18 (16.22%) Apache Cassandra
7 17 (15.32%) SQL Server
8 15 (13.51%) NoSQL
9 11 (9.91%) HBase
9 11 (9.91%) Relational Database
9 11 (9.91%) Data Mining
10 8 (7.21%) Star Schema
11 7 (6.31%) RDBMS
12 6 (5.41%) SQL Server 2008
13 5 (4.50%) Sqoop
13 5 (4.50%) SQL Server Analysis Services
14 4 (3.60%) SQL Server Reporting Services
14 4 (3.60%) VLDB
14 4 (3.60%) Amazon Redshift
14 4 (3.60%) Couchbase
Development Applications
1 10 (9.01%) JIRA
2 9 (8.11%) TeamCity
3 6 (5.41%) JUnit
3 6 (5.41%) Maven
3 6 (5.41%) Hudson
3 6 (5.41%) Mockito
4 4 (3.60%) Talend Open Studio
5 2 (1.80%) Jenkins
5 2 (1.80%) Subversion
5 2 (1.80%) Git (software)
6 1 (0.90%) RSpec
6 1 (0.90%) DbUnit
6 1 (0.90%) ERwin
6 1 (0.90%) SQL Server Management Studio (SSMS)
6 1 (0.90%) WATIR
6 1 (0.90%) Balsamiq Mockups
6 1 (0.90%) Axure RP
6 1 (0.90%) Cucumber
General
1 17 (15.32%) Finance
2 7 (6.31%) Retail
3 6 (5.41%) Banking
4 5 (4.50%) Games
4 5 (4.50%) Telecoms
4 5 (4.50%) Marketing
5 4 (3.60%) Investment Banking
6 3 (2.70%) Advertising
7 2 (1.80%) Manufacturing
8 1 (0.90%) Pharmaceutical
8 1 (0.90%) Financial Institution
8 1 (0.90%) Front Office
Job Titles
1 32 (28.83%) Developer
2 18 (16.22%) Architect
3 16 (14.41%) Analyst
4 12 (10.81%) Data Architect
5 9 (8.11%) Data Analyst
5 9 (8.11%) Java Developer
5 9 (8.11%) Hadoop Developer
6 8 (7.21%) Data Scientist
7 6 (5.41%) Test Leader
8 5 (4.50%) Big Data Developer
8 5 (4.50%) Business Analyst
9 4 (3.60%) Project Manager
9 4 (3.60%) C# Developer
9 4 (3.60%) Infrastructure Engineer
9 4 (3.60%) Business Intelligence Analyst
9 4 (3.60%) Business Intelligence Developer
10 3 (2.70%) ETL Developer
10 3 (2.70%) Senior Manager
10 3 (2.70%) Consultant
10 3 (2.70%) Big Data Architect
Libraries, Frameworks & Software Standards
1 21 (18.92%) MapReduce
2 7 (6.31%) J2SE
3 6 (5.41%) JDBC
3 6 (5.41%) Spring
4 4 (3.60%) .NET
4 4 (3.60%) Apache Avro
4 4 (3.60%) XML
4 4 (3.60%) Memcached
5 3 (2.70%) Lucene
5 3 (2.70%) Middleware
5 3 (2.70%) Ruby on Rails
6 2 (1.80%) Java EE
6 2 (1.80%) Hibernate
6 2 (1.80%) J2EE
6 2 (1.80%) CSS
6 2 (1.80%) JSP
6 2 (1.80%) REST
6 2 (1.80%) HTML
7 1 (0.90%) MEAP
7 1 (0.90%) Kafka
Miscellaneous
1 14 (12.61%) Computer Science
2 9 (8.11%) Open Source
3 8 (7.21%) Visualisation
3 8 (7.21%) Management Information System
4 5 (4.50%) Machine Learning
4 5 (4.50%) Enterprise Software
5 4 (3.60%) Statistics
5 4 (3.60%) Mathematics
6 3 (2.70%) Physics
6 3 (2.70%) Credit Risk
6 3 (2.70%) CESG
7 2 (1.80%) Neural Network
7 2 (1.80%) Freedom of Information
7 2 (1.80%) Economics
7 2 (1.80%) Clustering
7 2 (1.80%) Firmware
7 2 (1.80%) Data Protection Act
7 2 (1.80%) Freedom of Information Act
7 2 (1.80%) Mobile App
7 2 (1.80%) Digital Media
Operating Systems
1 22 (19.82%) Linux
2 16 (14.41%) UNIX
3 5 (4.50%) Windows
4 3 (2.70%) Red Hat Enterprise Linux
5 2 (1.80%) Apple iOS
5 2 (1.80%) AIX
6 1 (0.90%) Android
Processes & Methodologies
1 31 (27.93%) Analytics
2 19 (17.12%) Business Intelligence
3 18 (16.22%) Agile Software Development
4 15 (13.51%) ETL
5 13 (11.71%) Data Modelling
6 10 (9.01%) TDD
7 9 (8.11%) Project Management
7 9 (8.11%) Kimball Methodology
7 9 (8.11%) Inmon Methodology
7 9 (8.11%) Performance Tuning
8 8 (7.21%) OO
8 8 (7.21%) Data Management
9 7 (6.31%) Scrum
9 7 (6.31%) Test Strategy
10 6 (5.41%) Data Architecture
10 6 (5.41%) Information Management
10 6 (5.41%) Data Analysis
11 5 (4.50%) Big Data Analytics
11 5 (4.50%) Continuous Improvement
12 4 (3.60%) Stakeholder Engagement
Programming Languages
1 45 (40.54%) SQL
2 31 (27.93%) Java
3 23 (20.72%) Python
4 11 (9.91%) Perl
5 10 (9.01%) T-SQL
5 10 (9.01%) C#
5 10 (9.01%) R
6 9 (8.11%) C++
7 5 (4.50%) PL/SQL
7 5 (4.50%) Ruby
8 4 (3.60%) PowerShell
8 4 (3.60%) MATLAB
9 3 (2.70%) C
10 2 (1.80%) Shell Script
10 2 (1.80%) Scala
11 1 (0.90%) Bash Shell
11 1 (0.90%) Clojure
11 1 (0.90%) JavaScript
Qualifications
1 16 (14.41%) Degree
2 5 (4.50%) Security Cleared
2 5 (4.50%) PhD
3 4 (3.60%) DV Cleared
4 3 (2.70%) RHCE
5 2 (1.80%) ISTQB
5 2 (1.80%) ISEB
6 1 (0.90%) SC Cleared
Quality Assurance & Compliance
1 4 (3.60%) SLA
2 2 (1.80%) EMIR
3 1 (0.90%) Dodd-Frank
System Software
1 2 (1.80%) NFS
1 2 (1.80%) Apache ZooKeeper
2 1 (0.90%) Apache Flume
2 1 (0.90%) Platform Symphony
Systems Management
1 4 (3.60%) Oozie
2 3 (2.70%) Puppet
2 3 (2.70%) Red Hat Satellite
3 1 (0.90%) Opscode Chef
3 1 (0.90%) ITRS Geneos
Vendors
1 25 (22.52%) Oracle
2 14 (12.61%) Vertica
3 12 (10.81%) Teradata
4 9 (8.11%) Netezza
5 8 (7.21%) Microsoft
6 7 (6.31%) Greenplum
7 6 (5.41%) Splunk
8 5 (4.50%) IBM
8 5 (4.50%) Business Objects
9 4 (3.60%) Informatica
9 4 (3.60%) ParAccel
9 4 (3.60%) Talend
10 3 (2.70%) MicroStrategy
10 3 (2.70%) Red Hat
11 2 (1.80%) SAP
11 2 (1.80%) JBoss
11 2 (1.80%) DoubleClick
11 2 (1.80%) Google
11 2 (1.80%) Palantir
11 2 (1.80%) Tableau
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