The following table provides summary statistics for contract job vacancies advertised in London 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 30 March 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
England / London
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 52 99 146
Rank change year-on-year +47 +47  
Contract jobs citing Big Data 832 544 353
As % of all contract IT jobs advertised in London 4.22% 2.41% 1.65%
As % of the Database & Business Intelligence category 16.91% 9.96% 6.87%
Number of daily rates quoted 603 407 270
Median daily rate £550 £550 £525
Median daily rate % change year-on-year - +4.76%  
90% offered a daily rate of more than £400 £393 £375
10% offered a daily rate of more than £700 £650 £700
UK excluding London median daily rate £475 £470 £500
% change year-on-year +1.06% -6.00%  
Number of hourly rates quoted 1 3 5
Median hourly rate £40.00 £26.00 £27.32
Median hourly rate % change year-on-year +53.84% -4.81%  
UK excluding London median hourly rate £47.00 £33.06 £34.50
% change year-on-year +42.18% -4.18%  

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 London with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
London
Contract job vacancies with a requirement for database and business intelligence skills 4919 5463 5140
As % of all contract IT job vacancies advertised in London 24.96% 24.21% 23.99%
Number of daily rates quoted 3566 3937 3570
Median daily rate £490 £475 £450
Median daily rate % change year-on-year +3.15% +5.55%  
90% offered a daily rate of more than £350 £325 £310
10% offered a daily rate of more than £625 £620 £588
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 17 35 39
Median hourly rate £30.00 £43.57 £22.83
Median hourly rate % change year-on-year -31.14% +90.84%  
90% offered a hourly rate of more than £17.80 £18.00 £14.50
10% offered a hourly rate of more than £109.50 £50.00 £55.00
UK excluding London median hourly rate £35.00 £32.50 £32.50
% change year-on-year +7.69% -  

Big Data
Job Vacancy Trend in London

The job posting trend of jobs advertised in London 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 London

Big Data
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Big Data in London

Big Data
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Big Data in London over the 3 months to 30 March 2017.

Contractor daily rate histogram for Big Data in London

Big Data
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Big Data in London

Big Data
Contract Job Locations in London

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 London region over the 3 months to 30 March 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
City of London +33 135 £550 +10.00% 56
Canary Wharf -3 5 £544 -16.34%
Croydon - 5 £400 - 2
Feltham +6 3 - -
Docklands, London - 3 £650 -
Westminster - 3 £600 -
Heathrow - 2 £463 -
Thornton Heath - 1 £525 -
Hammersmith - 1 £400 - 1
Big Data
England

For the 6 months to 30 March 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 London region with a requirement for Big Data.

1 1030 (57.96%) Hadoop
2 743 (41.81%) Java
3 718 (40.41%) Apache Spark
4 631 (35.51%) Python
5 625 (35.17%) Agile Software Development
6 491 (27.63%) Scala
7 449 (25.27%) Apache Hive
7 449 (25.27%) Finance
8 447 (25.15%) SQL
9 398 (22.40%) Analytics
10 390 (21.95%) DevOps
11 368 (20.71%) Banking
12 321 (18.06%) Linux
13 295 (16.60%) Kafka
14 270 (15.19%) NoSQL
15 252 (14.18%) Amazon AWS
16 251 (14.12%) ETL
17 235 (13.22%) R
18 228 (12.83%) Business Intelligence
19 224 (12.61%) HBase
20 218 (12.27%) Data Warehouse
21 211 (11.87%) TDD
22 210 (11.82%) Scrum
23 207 (11.65%) Machine Learning
24 206 (11.59%) Apache Cassandra
25 191 (10.75%) Oracle
26 184 (10.35%) MongoDB
26 184 (10.35%) Apache Pig
26 184 (10.35%) Continuous Integration
26 184 (10.35%) HDFS

Big Data
Co-occurring IT Skills in London 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
1 718 (40.41%) Apache Spark
2 184 (10.35%) Apache Pig
3 139 (7.82%) Apache
4 79 (4.45%) Elasticsearch
5 69 (3.88%) SAS
6 53 (2.98%) Confluence
7 37 (2.08%) Apache Solr
8 17 (0.96%) Jupyter
9 15 (0.84%) WebSphere
10 14 (0.79%) Oracle SOA Suite
11 13 (0.73%) JBoss
12 12 (0.68%) SharePoint
13 10 (0.56%) Oracle Coherence
14 9 (0.51%) OpenStack
14 9 (0.51%) Tomcat
15 8 (0.45%) Anypoint
16 6 (0.34%) Apache Airflow
16 6 (0.34%) DataSynapse
17 5 (0.28%) CMS
17 5 (0.28%) WebLogic
Applications
1 33 (1.86%) MS Excel
2 18 (1.01%) SPSS
3 8 (0.45%) MS Office
4 7 (0.39%) MS Visio
5 5 (0.28%) MS PowerPoint
6 3 (0.17%) GNU Octave
6 3 (0.17%) MS Project
7 2 (0.11%) Spreadsheet
8 1 (0.056%) Adobe Illustrator
8 1 (0.056%) InVision
8 1 (0.056%) Mathematica
8 1 (0.056%) Photoshop
8 1 (0.056%) Stata
8 1 (0.056%) Weka
Business Applications
1 6 (0.34%) SAP Oil and Gas
2 3 (0.17%) Oracle BPM
2 3 (0.17%) Oracle EBS
2 3 (0.17%) Sprinklr
3 2 (0.11%) NetSuite
3 2 (0.11%) Oracle Procure-to-Pay
4 1 (0.056%) Bloomberg TOMS
4 1 (0.056%) BusinessWorks
4 1 (0.056%) Cognos TM1
4 1 (0.056%) Dynamics CRM
4 1 (0.056%) FastStats
4 1 (0.056%) HFM
4 1 (0.056%) Loan IQ
4 1 (0.056%) Oracle Receivables
4 1 (0.056%) RMDS
4 1 (0.056%) SAP HR
4 1 (0.056%) SDL Web 8
4 1 (0.056%) thinkFolio
Cloud Services
1 252 (14.18%) Amazon AWS
2 64 (3.60%) Microsoft Azure
3 53 (2.98%) Amazon EMR
4 50 (2.81%) Cloud Computing
5 49 (2.76%) Amazon S3
6 43 (2.42%) Amazon EC2
7 32 (1.80%) GitHub
8 24 (1.35%) Amazon Kinesis
9 21 (1.18%) PaaS
9 21 (1.18%) Virtual Private Cloud
10 19 (1.07%) Google Cloud Platform
11 18 (1.01%) SaaS
12 13 (0.73%) Google Analytics
13 11 (0.62%) Amazon ELB
13 11 (0.62%) IaaS
14 8 (0.45%) Adobe Analytics
14 8 (0.45%) AWS CloudFormation
14 8 (0.45%) AWS Data Pipeline
15 7 (0.39%) AWS Lambda
16 6 (0.34%) AWS Elastic Beanstalk
Communications & Networking
1 47 (2.64%) Kerberos
2 31 (1.74%) LDAP
3 25 (1.41%) HTTP
4 12 (0.68%) Network Security
5 10 (0.56%) DNS
6 9 (0.51%) Internet
6 9 (0.51%) TCP/IP
7 8 (0.45%) Firewall
8 7 (0.39%) FTP
9 5 (0.28%) SSL
9 5 (0.28%) WAN
10 4 (0.23%) IPsec
10 4 (0.23%) LAN
10 4 (0.23%) SNA
10 4 (0.23%) VPN
11 3 (0.17%) DMZ
12 2 (0.11%) HTTPS
13 1 (0.056%) DHCP
13 1 (0.056%) SAN
13 1 (0.056%) SMS
Database & Business Intelligence
1 1030 (57.96%) Hadoop
2 449 (25.27%) Apache Hive
3 270 (15.19%) NoSQL
4 224 (12.61%) HBase
5 218 (12.27%) Data Warehouse
6 206 (11.59%) Apache Cassandra
7 184 (10.35%) MongoDB
8 159 (8.95%) Relational Database
9 142 (7.99%) SQL Server
10 93 (5.23%) PostgreSQL
11 91 (5.12%) QlikView
12 82 (4.61%) Sqoop
13 77 (4.33%) Impala
14 73 (4.11%) RDBMS
15 67 (3.77%) Data Lake
16 58 (3.26%) SQL Server Integration Services
17 51 (2.87%) MySQL
17 51 (2.87%) Oracle Database
18 41 (2.31%) Amazon Redshift
19 39 (2.19%) Data Mining
Development Applications
1 183 (10.30%) Git (software)
2 158 (8.89%) Jenkins
3 140 (7.88%) JIRA
4 86 (4.84%) Maven
5 51 (2.87%) JUnit
6 42 (2.36%) Mockito
7 39 (2.19%) Gradle
8 37 (2.08%) Talend Open Studio
9 36 (2.03%) Selenium
10 32 (1.80%) Cucumber
11 30 (1.69%) TeamCity
12 21 (1.18%) Vagrant
13 20 (1.13%) Atlassian Bamboo
14 19 (1.07%) Sonatype Nexus
15 17 (0.96%) Subversion
16 15 (0.84%) ClearCase
16 15 (0.84%) NUnit
17 14 (0.79%) Spock
18 12 (0.68%) DbUnit
18 12 (0.68%) Robot Framework
General
1 449 (25.27%) Finance
2 368 (20.71%) Banking
3 135 (7.60%) Investment Banking
4 118 (6.64%) Marketing
5 88 (4.95%) Front Office
6 76 (4.28%) Retail
7 35 (1.97%) Telecoms
8 22 (1.24%) Retail Banking
9 18 (1.01%) Corporate Banking
9 18 (1.01%) Games
10 15 (0.84%) Legal
11 14 (0.79%) Financial Institution
11 14 (0.79%) Publishing
12 8 (0.45%) Advertising
12 8 (0.45%) Pharmaceutical
13 6 (0.34%) Electronics
13 6 (0.34%) Manufacturing
14 5 (0.28%) Law
15 4 (0.23%) Back Office
16 3 (0.17%) Spanish Language
Job Titles
1 636 (35.79%) Developer
2 247 (13.90%) Data Engineer
3 243 (13.67%) Architect
4 239 (13.45%) Java Developer
5 238 (13.39%) Big Data Developer
6 228 (12.83%) Big Data Engineer
7 155 (8.72%) DevOps Engineer
8 151 (8.50%) Data Architect
9 131 (7.37%) Analyst
10 106 (5.97%) Scala Developer
11 98 (5.51%) Big Data Architect
12 96 (5.40%) Senior Developer
13 95 (5.35%) Hadoop Developer
14 93 (5.23%) Hadoop Engineer
15 82 (4.61%) Consultant
16 76 (4.28%) Data Scientist
17 73 (4.11%) AWS DevOps
18 71 (4.00%) AWS Engineer
18 71 (4.00%) Python Developer
19 66 (3.71%) Apache Spark Developer
Libraries, Frameworks & Software Standards
1 295 (16.60%) Kafka
2 133 (7.48%) HTML
3 125 (7.03%) REST
4 110 (6.19%) AngularJS
5 103 (5.80%) Web Services
6 102 (5.74%) Spring
7 95 (5.35%) HTML5
8 79 (4.45%) CSS
9 73 (4.11%) Akka
9 73 (4.11%) Node.js
10 62 (3.49%) .NET
10 62 (3.49%) XML
11 55 (3.10%) JSON
12 43 (2.42%) D3.js
13 42 (2.36%) Hibernate
14 39 (2.19%) JMS
15 33 (1.86%) CSS3
15 33 (1.86%) jQuery
15 33 (1.86%) Spark Streaming
16 32 (1.80%) SOAP
Miscellaneous
1 166 (9.34%) Analytical Skills
2 132 (7.43%) Algorithms
3 87 (4.90%) Computer Science
4 65 (3.66%) Credit Risk
5 58 (3.26%) Foreign Exchange (FX)
6 39 (2.19%) Management Information System
7 38 (2.14%) Data Structures
7 38 (2.14%) Equities
8 37 (2.08%) User Experience
9 31 (1.74%) Fintech
9 31 (1.74%) Market Risk
10 30 (1.69%) Derivative
11 21 (1.18%) Data Centre
12 19 (1.07%) Grid Computing
12 19 (1.07%) Reference Data
13 16 (0.90%) Replication
13 16 (0.90%) Social Media
14 14 (0.79%) Client/Server
14 14 (0.79%) Enterprise Software
15 10 (0.56%) Mainframe
Operating Systems
1 321 (18.06%) Linux
2 167 (9.40%) Unix
3 57 (3.21%) Windows
4 40 (2.25%) Red Hat Enterprise Linux
5 20 (1.13%) CentOS
6 11 (0.62%) Solaris
7 10 (0.56%) Android
7 10 (0.56%) Apple iOS
8 9 (0.51%) AIX
8 9 (0.51%) Ubuntu
8 9 (0.51%) Windows Server
9 5 (0.28%) HPUX
10 3 (0.17%) Mac OS X
10 3 (0.17%) Windows Server 2008
10 3 (0.17%) Windows Server 2012
11 1 (0.056%) CoreOS
11 1 (0.056%) Debian
11 1 (0.056%) Fedora
11 1 (0.056%) Windows 2000 Server
11 1 (0.056%) Windows Server 2003
Processes & Methodologies
1 625 (35.17%) Agile Software Development
2 398 (22.40%) Analytics
3 390 (21.95%) DevOps
4 251 (14.12%) ETL
5 228 (12.83%) Business Intelligence
6 211 (11.87%) TDD
7 210 (11.82%) Scrum
8 207 (11.65%) Machine Learning
9 184 (10.35%) Continuous Integration
10 182 (10.24%) MapReduce
11 175 (9.85%) Data Modelling
12 173 (9.74%) Open Source
13 133 (7.48%) Microservices
14 131 (7.37%) Visualisation
15 128 (7.20%) Data Analytics
16 112 (6.30%) BDD
17 109 (6.13%) Data Analysis
18 100 (5.63%) Software Engineering
18 100 (5.63%) Stakeholder Management
19 98 (5.51%) Data Architecture
Programming Languages
1 743 (41.81%) Java
2 631 (35.51%) Python
3 491 (27.63%) Scala
4 447 (25.15%) SQL
5 235 (13.22%) R
6 176 (9.90%) JavaScript
7 123 (6.92%) Bash Shell
8 90 (5.06%) C#
9 78 (4.39%) Shell Script
10 76 (4.28%) C++
11 75 (4.22%) Perl
12 50 (2.81%) Ruby
13 35 (1.97%) T-SQL
14 26 (1.46%) MATLAB
15 22 (1.24%) C
16 19 (1.07%) PHP
16 19 (1.07%) PowerShell
17 17 (0.96%) Go
18 16 (0.90%) Korn
19 15 (0.84%) PL/SQL
Qualifications
1 157 (8.84%) Degree
2 84 (4.73%) Security Cleared
3 58 (3.26%) SC Cleared
4 46 (2.59%) PhD
5 40 (2.25%) DV Cleared
6 11 (0.62%) BPSS Clearance
7 8 (0.45%) BC Cleared
7 8 (0.45%) PMP
8 5 (0.28%) PMI Certification
9 2 (0.11%) AWS Certification
9 2 (0.11%) CBAP
9 2 (0.11%) IIBA
9 2 (0.11%) ITIL Certification
9 2 (0.11%) Postgraduate
9 2 (0.11%) RHCE
9 2 (0.11%) RHCSA
10 1 (0.056%) Brainbench
10 1 (0.056%) CESG Certified Professional
10 1 (0.056%) ISEB
10 1 (0.056%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 87 (4.90%) QA
2 71 (4.00%) Data Quality
3 18 (1.01%) MiFID
4 10 (0.56%) FATCA
5 6 (0.34%) Sarbanes-Oxley
6 4 (0.23%) EMIR
6 4 (0.23%) Solvency II
7 3 (0.17%) Dodd-Frank
7 3 (0.17%) IFRS
7 3 (0.17%) PCI DSS
7 3 (0.17%) PMO
8 2 (0.11%) IFRS 9
8 2 (0.11%) SLA
9 1 (0.056%) GDPR
System Software
1 184 (10.35%) HDFS
2 159 (8.95%) Docker
3 65 (3.66%) Apache Flume
4 34 (1.91%) Apache ZooKeeper
5 23 (1.29%) VMware Infrastructure
6 22 (1.24%) vCloud
7 20 (1.13%) Active Directory
8 10 (0.56%) Virtual Machines
9 7 (0.39%) Oracle RAC
10 4 (0.23%) NFS
11 3 (0.17%) Hyper-V
12 2 (0.11%) Xen
13 1 (0.056%) Cronacle
13 1 (0.056%) SRDF
Systems Management
1 149 (8.38%) Puppet
2 124 (6.98%) Ansible
3 120 (6.75%) Hadoop YARN
4 114 (6.42%) Opscode Chef
5 74 (4.16%) Oozie
6 49 (2.76%) Terraform
7 38 (2.14%) Mesos
8 33 (1.86%) Kubernetes
9 22 (1.24%) Ambari
9 22 (1.24%) Kibana
10 13 (0.73%) MOM
11 12 (0.68%) Nagios
11 12 (0.68%) Salt
12 8 (0.45%) OpenIDM
13 7 (0.39%) OpenAM
14 6 (0.34%) Graphite
15 5 (0.28%) Marathon
16 4 (0.23%) logstash
16 4 (0.23%) Packer
16 4 (0.23%) Rancher
Vendors
1 191 (10.75%) Oracle
2 143 (8.05%) Hortonworks
3 139 (7.82%) Cloudera
4 111 (6.25%) Tableau
5 80 (4.50%) Microsoft
6 62 (3.49%) Teradata
7 51 (2.87%) Informatica
8 50 (2.81%) Red Hat
9 38 (2.14%) Google
10 37 (2.08%) IBM
10 37 (2.08%) Talend
11 36 (2.03%) VMware
12 34 (1.91%) MuleSoft
12 34 (1.91%) Splunk
13 33 (1.86%) Sybase
14 29 (1.63%) SAP
15 27 (1.52%) Atlassian
16 20 (1.13%) MapR
17 19 (1.07%) Vertica
18 18 (1.01%) Cognos
London
Venn Group
Posted: 2 hours ago
London
People Source Consulting
Rate: £280 - £320 per day
Posted: 4 hours ago
City, London
TEKsystems
Rate: £600 - £650 per day
Posted: 2 days ago
London
ReThink Recruitment
Rate: £550 - £600 per day
Posted: 3 days ago
London
Mortimer Spinks
Rate: £500 - £600 per day
Posted: Yesterday
West London
Hydrogen Group
Rate: £300.00 - £330.00 per day
Posted: 21 hours ago
London
LA International
Posted: 2 days ago
London
Hydrogen Group
Rate: £450.00 per day
Posted: Yesterday
London
Computer People
Rate: £450.00 - £550.00 per day
Posted: 18 hours ago
London
TEKsystems
Rate: £500 - £600 per day
Posted: Yesterday
London
Austin Fraser
Posted: 5 days ago
City, London
TEKsystems
Rate: £700 - £751 per annum
Posted: 2 days ago
London
Nigel Frank International
Rate: £400 - £500 per day
Posted: 3 days ago
London
TEKsystems
Rate: £550 - £700 per day
Posted: 2 days ago
London
TEKsystems
Rate: £600 - £700 per day
Posted: Yesterday
London
TEKsystems
Rate: £550 - £600 per day
Posted: 3 days ago
London
Harvey Nash plc
Rate: £550 - £600 per day
Posted: Yesterday
City, London
TEKsystems
Rate: £700 - £850 per day
Posted: 2 days ago
City, London
Spargonet Consulting Plc
Rate: £400 - £500 per day
Posted: 5 days ago
London
Hays Finance Technology
Rate: £500.00 - £575.00 per day
Posted: 2 days ago
London
CPS Group Limited
Rate: £500 - £550 per day
Posted: 16 days ago
London
UBS
Rate: Competitive
Posted: 8 days ago
City, London
TEKsystems
Rate: £600 - £700 per day
Posted: 5 days ago
London
CPS Group Limited
Rate: £475 - £550 per day
Posted: 13 days ago
City, London
People Source Consulting
Rate: £500 - £650 per day
Posted: 6 days ago
London
Elevate Direct
Rate: Negotiable
Posted: Yesterday
London
AMS contingency
Posted: 9 days ago
London
TEKsystems
Rate: £250 - £350 per day + Market Rate
Posted: 6 days ago
London
AMS contingency
Posted: 9 days ago
London
OHO Group Ltd.
Rate: £500 - £750 per day
Posted: 16 days ago