The table below looks at the statistics for Big Data skills in IT contracts advertised for the 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 19 December 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
19 Dec 2014
Same period 2013 Same period 2012
Big Data
Rank 114 216 253
Rank change year-on-year
+102 +37
Contract jobs citing Big Data 438 222 132
As % of all contract IT jobs located in London 1.90% 0.92% 0.62%
As % of the Database & Business Intelligence category 8.49% 3.92% 2.72%
Number of daily rates quoted 323 166 98
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£500 £498 £469
Average daily rate % change year-on-year
+0.50% +6.13%
90% offered a daily rate of more than £320 £363 £325
10% offered a daily rate of more than £673 £625 £575
UK excluding London average daily rate £475 £425 £413
% change year-on-year
+11.76% +3.03%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £37.50 - -
Big Data
England

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 London region.

Database & Business Intelligence Category
London
Contract IT job ads with a match in the
Database & Business Intelligence category
5160 5657 4845
As % of all contract IT jobs located in London 22.38% 23.32% 22.64%
Number of daily rates quoted 3776 3964 3389
Average daily rate £425 £431 £425
Average daily rate % change year-on-year
-1.44% +1.47%
90% offered a daily rate of more than £300 £313 £275
10% offered a daily rate of more than £600 £575 £580
UK excluding London average daily rate £363 £325 £330
% change year-on-year
+11.53% -1.51%
Number of hourly rates quoted 23 34 48
Average hourly rate £30.00 £27.87 £30.25
Average hourly rate % change year-on-year
+7.64% -7.86%
90% offered a hourly rate of more than £17.00 £18.00 £18.53
10% offered a hourly rate of more than £52.00 £57.50 £48.90
UK excluding London average hourly rate £35.00 £28.00 £30.50
% change year-on-year
+25.00% -8.19%

Big Data
Jobs Demand Trend in London

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

Big Data Jobs Demand Trend in London

Big Data
Daily Rate Trend in London

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

Big Data Daily Rate Trend in London

Big Data
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Big Data across the London region over the 3 months to 19 December 2014.

Big Data Daily Rate Histogram in London

Big Data
Hourly Rate Trend in London

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

Big Data Hourly Rate Trend in London

Big Data
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Big Data within the London region over the 3 months to 19 December 2014. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +83 118 £525 +16.60% 50
Croydon +1 4 £515 -17.60% 2
Docklands, London - 1 - -
Hillingdon - - - -
Hackney - - - -
Wimbledon - - - -
Romford - - - -
Brentford - - - -
Big Data
England

Big Data
Top 30 Related IT Skills in London

For the 6 months to 19 December 2014, IT contractor jobs across the 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.

1 445 (56.05%) Hadoop
2 318 (40.05%) Java
3 275 (34.63%) Agile Software Development
4 217 (27.33%) SQL
5 207 (26.07%) Analytics
6 198 (24.94%) NoSQL
7 173 (21.79%) Python
8 168 (21.16%) Apache Hive
9 163 (20.53%) Banking
10 156 (19.65%) MongoDB
11 153 (19.27%) Linux
12 142 (17.88%) Finance
13 132 (16.62%) Scala
14 127 (15.99%) TDD
15 125 (15.74%) Data Warehouse
16 124 (15.62%) Oracle
17 123 (15.49%) Apache Spark
18 120 (15.11%) Apache Cassandra
19 119 (14.99%) MapReduce
20 100 (12.59%) HBase
21 99 (12.47%) Analytical Skills
21 99 (12.47%) Business Intelligence
22 94 (11.84%) ETL
23 87 (10.96%) Data Modelling
24 85 (10.71%) Degree
25 84 (10.58%) Scrum
26 83 (10.45%) UNIX
26 83 (10.45%) Apache
26 83 (10.45%) Investment Banking
27 81 (10.20%) OO

Big Data
Top Related IT Skills in London by Category

For the 6 months to 19 December 2014, IT contractor jobs across the 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
1 123 (15.49%) Apache Spark
2 83 (10.45%) Apache
3 76 (9.57%) Apache Pig
4 62 (7.81%) Elasticsearch
5 40 (5.04%) SAS
6 19 (2.39%) Node.js
7 12 (1.51%) Tomcat
8 11 (1.39%) Apache Solr
9 8 (1.01%) SharePoint
9 8 (1.01%) OpenStack
10 6 (0.76%) WebSphere
10 6 (0.76%) Oracle Coherence
10 6 (0.76%) Apache ServiceMix
11 5 (0.63%) Cloud Foundry
11 5 (0.63%) WebLogic
11 5 (0.63%) IIS
12 4 (0.50%) JBoss
13 3 (0.38%) WebSphere Application Server
14 2 (0.25%) Mule
14 2 (0.25%) Confluence
Applications
1 22 (2.77%) MS Excel
2 15 (1.89%) SPSS
3 9 (1.13%) MS PowerPoint
4 5 (0.63%) MS Visio
5 4 (0.50%) PowerPivot
6 3 (0.38%) MS Project
7 2 (0.25%) MS Office
8 1 (0.13%) Weka
Business Applications
1 11 (1.39%) Google Analytics
2 8 (1.01%) SAP Oil and Gas
3 3 (0.38%) WebTrends
4 2 (0.25%) Oracle Subledger Accounting
4 2 (0.25%) SiteCatalyst
5 1 (0.13%) SAP CRM
Cloud Services
1 51 (6.42%) Amazon AWS
2 20 (2.52%) Amazon EC2
3 18 (2.27%) Amazon EMR
4 16 (2.02%) Microsoft Azure
5 14 (1.76%) Amazon S3
6 13 (1.64%) Cloud Computing
7 8 (1.01%) Google Cloud Platform
8 6 (0.76%) Amazon SQS
8 6 (0.76%) GitHub
9 5 (0.63%) SaaS
9 5 (0.63%) PaaS
10 4 (0.50%) IaaS
11 2 (0.25%) AWS Data Pipeline
11 2 (0.25%) Route 53
11 2 (0.25%) Heroku
12 1 (0.13%) Amazon Kinesis
Communications & Networking
1 11 (1.39%) TCP/IP
2 7 (0.88%) LAN
2 7 (0.88%) WAN
2 7 (0.88%) VPN
2 7 (0.88%) Internet
3 5 (0.63%) DHCP
3 5 (0.63%) Kerberos
3 5 (0.63%) LDAP
3 5 (0.63%) Network Security
4 4 (0.50%) AMQP
5 3 (0.38%) SSL
5 3 (0.38%) SAN
6 2 (0.25%) Firewall
6 2 (0.25%) MPLS
6 2 (0.25%) HTTP
6 2 (0.25%) NetScaler
7 1 (0.13%) Cisco Nexus
7 1 (0.13%) SNMP
7 1 (0.13%) FTP
7 1 (0.13%) SMTP
Database & Business Intelligence
1 445 (56.05%) Hadoop
2 198 (24.94%) NoSQL
3 168 (21.16%) Apache Hive
4 156 (19.65%) MongoDB
5 125 (15.74%) Data Warehouse
6 120 (15.11%) Apache Cassandra
7 100 (12.59%) HBase
8 77 (9.70%) SQL Server
9 43 (5.42%) Riak
9 43 (5.42%) CouchDB
9 43 (5.42%) MySQL
9 43 (5.42%) Data Mining
10 40 (5.04%) Relational Database
11 37 (4.66%) Couchbase
12 36 (4.53%) Mahout
13 33 (4.16%) Sqoop
13 33 (4.16%) MarkLogic
14 27 (3.40%) HCatalog
15 26 (3.27%) RDBMS
16 23 (2.90%) QlikView
Development Applications
1 42 (5.29%) Git (software)
2 41 (5.16%) Jenkins
3 29 (3.65%) Maven
4 25 (3.15%) Subversion
5 22 (2.77%) Hudson
6 20 (2.52%) JUnit
7 19 (2.39%) JIRA
8 16 (2.02%) Mockito
9 15 (1.89%) Cucumber
10 11 (1.39%) RSpec
11 10 (1.26%) TeamCity
12 8 (1.01%) Talend Open Studio
13 7 (0.88%) Selenium
14 6 (0.76%) GDB
15 5 (0.63%) WATIR
16 4 (0.50%) Atlassian Bamboo
16 4 (0.50%) Eclipse
16 4 (0.50%) Team Foundation Server
17 3 (0.38%) Visual Studio
18 2 (0.25%) QuickTest Pro
General
1 163 (20.53%) Banking
2 142 (17.88%) Finance
3 83 (10.45%) Investment Banking
4 31 (3.90%) Marketing
5 26 (3.27%) Telecoms
6 25 (3.15%) Retail
7 24 (3.02%) Front Office
8 20 (2.52%) Games
9 14 (1.76%) Law
9 14 (1.76%) Publishing
10 9 (1.13%) Legal
10 9 (1.13%) Manufacturing
11 8 (1.01%) Music Industry
11 8 (1.01%) Electronics
12 4 (0.50%) Corporate Banking
12 4 (0.50%) Back Office
13 3 (0.38%) Financial Institution
14 1 (0.13%) Advertising
14 1 (0.13%) Private Banking
14 1 (0.13%) Retail Banking
Job Titles
1 330 (41.56%) Developer
2 152 (19.14%) Architect
3 102 (12.85%) Java Developer
4 81 (10.20%) Analyst
5 57 (7.18%) Data Architect
6 53 (6.68%) Big Data Developer
7 40 (5.04%) Scala Developer
8 37 (4.66%) Hadoop Developer
8 37 (4.66%) Senior Developer
9 35 (4.41%) Business Analyst
10 34 (4.28%) Data Scientist
11 29 (3.65%) Big Data Architect
11 29 (3.65%) Data Analyst
12 28 (3.53%) Consultant
13 25 (3.15%) Project Manager
13 25 (3.15%) Solutions Architect
14 19 (2.39%) Enterprise Architect
15 18 (2.27%) DevOps Architect
16 15 (1.89%) DBA
17 14 (1.76%) .NET Developer
Libraries, Frameworks & Software Standards
1 73 (9.19%) Spring
2 63 (7.93%) Web Services
3 52 (6.55%) HTML
4 50 (6.30%) XML
5 47 (5.92%) .NET
6 43 (5.42%) Hibernate
7 34 (4.28%) Kafka
7 34 (4.28%) Cascading
8 32 (4.03%) HTML5
9 30 (3.78%) jQuery
9 30 (3.78%) REST
10 25 (3.15%) CSS
10 25 (3.15%) Akka
11 24 (3.02%) RESTful
12 22 (2.77%) LAMP
13 21 (2.64%) JSON
14 20 (2.52%) Apache Flex
15 18 (2.27%) J2EE
16 17 (2.14%) AngularJS
17 16 (2.02%) Apache Avro
Miscellaneous
1 99 (12.47%) Analytical Skills
2 74 (9.32%) Visualisation
3 64 (8.06%) Open Source
4 53 (6.68%) Computer Science
5 50 (6.30%) Algorithms
6 46 (5.79%) Statistics
7 40 (5.04%) Data Structures
8 29 (3.65%) Foreign Exchange (FX)
9 25 (3.15%) Mathematics
10 23 (2.90%) Data Integration
11 21 (2.64%) Credit Risk
12 20 (2.52%) Market Risk
13 17 (2.14%) Enterprise Software
14 16 (2.02%) Fixed Income
15 14 (1.76%) User Experience
16 13 (1.64%) Derivative
16 13 (1.64%) Online Games
17 12 (1.51%) Economics
18 10 (1.26%) Mobile App
19 9 (1.13%) Social Media
Operating Systems
1 153 (19.27%) Linux
2 83 (10.45%) UNIX
3 36 (4.53%) Windows
4 24 (3.02%) CentOS
5 22 (2.77%) Debian
6 15 (1.89%) Ubuntu
7 6 (0.76%) Solaris
7 6 (0.76%) Red Hat Enterprise Linux
8 5 (0.63%) Apple iOS
9 4 (0.50%) AIX
10 3 (0.38%) Android
10 3 (0.38%) Mac OS X
11 2 (0.25%) HPUX
12 1 (0.13%) SmartOS
Processes & Methodologies
1 275 (34.63%) Agile Software Development
2 207 (26.07%) Analytics
3 127 (15.99%) TDD
4 119 (14.99%) MapReduce
5 99 (12.47%) Business Intelligence
6 94 (11.84%) ETL
7 87 (10.96%) Data Modelling
8 84 (10.58%) Scrum
9 81 (10.20%) OO
10 62 (7.81%) Continuous Integration
11 60 (7.56%) DevOps
12 49 (6.17%) BDD
13 43 (5.42%) Project Management
14 42 (5.29%) Data Analysis
15 40 (5.04%) Mentoring
16 35 (4.41%) Stakeholder Management
17 33 (4.16%) Data Architecture
18 30 (3.78%) E-Commerce
19 29 (3.65%) Risk Management
19 29 (3.65%) Unit Testing
Programming Languages
1 318 (40.05%) Java
2 217 (27.33%) SQL
3 173 (21.79%) Python
4 132 (16.62%) Scala
5 62 (7.81%) C#
6 55 (6.93%) Bash Shell
7 54 (6.80%) Perl
8 52 (6.55%) Ruby
8 52 (6.55%) C++
9 45 (5.67%) PHP
10 44 (5.54%) JavaScript
11 43 (5.42%) PL/SQL
12 38 (4.79%) Shell Script
13 37 (4.66%) R
14 27 (3.40%) C
15 14 (1.76%) T-SQL
16 13 (1.64%) sed
16 13 (1.64%) AWK
17 11 (1.39%) Groovy
18 10 (1.26%) MATLAB
Qualifications
1 85 (10.71%) Degree
2 23 (2.90%) Security Cleared
3 13 (1.64%) PhD
4 11 (1.39%) SC Cleared
5 8 (1.01%) ITIL Certification
6 6 (0.76%) CISSP
7 5 (0.63%) DV Cleared
7 5 (0.63%) Microsoft Certification
7 5 (0.63%) PRINCE2 Certification
7 5 (0.63%) ISEB
8 4 (0.50%) PRINCE2 Practitioner
9 3 (0.38%) MCT
10 2 (0.25%) PMP
10 2 (0.25%) PMI Certification
11 1 (0.13%) BC Cleared
11 1 (0.13%) Microsoft Certified Master
11 1 (0.13%) Microsoft Certified Architect
11 1 (0.13%) ISTQB Foundation Certification
11 1 (0.13%) CCNA
11 1 (0.13%) RHCE
Quality Assurance & Compliance
1 17 (2.14%) QA
2 5 (0.63%) Dodd-Frank
3 4 (0.50%) P3O
3 4 (0.50%) Data Quality
4 2 (0.25%) Basel III
5 1 (0.13%) SLA
5 1 (0.13%) ISO 9001
5 1 (0.13%) PCI DSS
System Software
1 63 (7.93%) HDFS
2 44 (5.54%) Apache Flume
3 38 (4.79%) Apache ZooKeeper
4 12 (1.51%) Oracle RAC
5 11 (1.39%) VMware Infrastructure
6 8 (1.01%) Docker
7 4 (0.50%) vCloud
8 3 (0.38%) vSphere
8 3 (0.38%) Active Directory
9 2 (0.25%) Hyper-V
10 1 (0.13%) XenApp
10 1 (0.13%) XenServer
10 1 (0.13%) NFS
10 1 (0.13%) Firmware
Systems Management
1 63 (7.93%) Oozie
2 62 (7.81%) Puppet
3 53 (6.68%) Opscode Chef
4 26 (3.27%) Ambari
5 25 (3.15%) ZABBIX
5 25 (3.15%) Hadoop YARN
6 23 (2.90%) Nagios
6 23 (2.90%) Salt
7 20 (2.52%) Cacti
8 15 (1.89%) Ansible
9 12 (1.51%) Vagrant
10 10 (1.26%) Mesos
11 3 (0.38%) yum
11 3 (0.38%) Graphite
11 3 (0.38%) NetBackup
12 1 (0.13%) HP Quality Center
12 1 (0.13%) Red Hat Satellite
12 1 (0.13%) logstash
12 1 (0.13%) Kibana
Vendors
1 124 (15.62%) Oracle
2 51 (6.42%) Microsoft
3 38 (4.79%) Teradata
3 38 (4.79%) Tableau
4 29 (3.65%) Hortonworks
4 29 (3.65%) Cloudera
5 28 (3.53%) Netezza
5 28 (3.53%) Red Hat
6 25 (3.15%) Adobe
6 25 (3.15%) Rackspace
6 25 (3.15%) MapR
7 23 (2.90%) Informatica
8 22 (2.77%) Google
8 22 (2.77%) Sybase
9 19 (2.39%) SAP
10 16 (2.02%) IBM
11 14 (1.76%) Splunk
12 13 (1.64%) Business Objects
13 11 (1.39%) VMware
14 10 (1.26%) Vertica
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