The table below looks at the statistics for Riak 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 Riak over the 3 months to 2 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
2 Oct 2014
Same period 2013 Same period 2012
Riak
Rank 377 422 416
Rank change year-on-year
+45 -6
Contract jobs citing Riak 39 3 1
As % of all contract IT jobs located in London 0.16% 0.012% 0.004%
As % of the Database & Business Intelligence category 0.72% 0.053% 0.018%
Number of daily rates quoted 37 2 1
Average daily rate
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of your Daily Rate
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£775 £450 £500
Average daily rate % change year-on-year
+72.22% -10.00%
UK excluding London average daily rate - - £625
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Riak
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
5450 5678 5423
As % of all contract IT jobs located in London 22.11% 22.84% 21.56%
Number of daily rates quoted 3835 3943 3639
Average daily rate £425 £425 £438
Average daily rate % change year-on-year
- -2.85%
90% offered a daily rate of more than £300 £301 £290
10% offered a daily rate of more than £600 £559 £575
UK excluding London average daily rate £350 £340 £338
% change year-on-year
+2.94% +0.74%
Number of hourly rates quoted 35 36 67
Average hourly rate £29.00 £25.00 £26.50
Average hourly rate % change year-on-year
+16.00% -5.66%
90% offered a hourly rate of more than £15.00 £18.82 £16.00
10% offered a hourly rate of more than £44.50 £59.13 £45.00
UK excluding London average hourly rate £33.00 £32.03 £30.00
% change year-on-year
+3.03% +6.75%

Riak
Jobs Demand Trend in London

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

Riak Jobs Demand Trend in London

Riak
Daily Rate Trend in London

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

Riak Daily Rate Trend in London

Riak
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Riak across the London region over the 3 months to 2 October 2014.

Riak Daily Rate Histogram in London

Riak
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 Riak within the London region over the 3 months to 2 October 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 - 1 £475 -
Riak
England

Riak
Top 30 Related IT Skills in London

For the 6 months to 2 October 2014, IT contractor jobs across the London region citing Riak 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 Riak.

1 49 (96.08%) MongoDB
2 47 (92.16%) Apache Cassandra
2 47 (92.16%) NoSQL
3 42 (82.35%) Hadoop
4 37 (72.55%) Big Data
5 26 (50.98%) Couchbase
6 25 (49.02%) HBase
7 24 (47.06%) MySQL
8 22 (43.14%) MapReduce
8 22 (43.14%) Apache Hive
8 22 (43.14%) Apache ZooKeeper
8 22 (43.14%) Mahout
8 22 (43.14%) Sqoop
8 22 (43.14%) Apache Flume
8 22 (43.14%) Oozie
9 21 (41.18%) Ambari
9 21 (41.18%) HCatalog
9 21 (41.18%) Analytics
9 21 (41.18%) Hortonworks
9 21 (41.18%) Oracle Exadata
9 21 (41.18%) Visualisation
9 21 (41.18%) Netezza
9 21 (41.18%) Linux
9 21 (41.18%) Data Warehouse
9 21 (41.18%) Teradata
10 20 (39.22%) Puppet
10 20 (39.22%) MarkLogic
10 20 (39.22%) Opscode Chef
10 20 (39.22%) MapR
10 20 (39.22%) HDFS

Riak
Top Related IT Skills in London by Category

For the 6 months to 2 October 2014, IT contractor jobs across the London region citing Riak 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 Riak. Up to 20 skills are shown per category.

Application Platforms
1 17 (33.33%) Elasticsearch
2 15 (29.41%) Apache
3 4 (7.84%) Oracle Coherence
4 3 (5.88%) Node.js
4 3 (5.88%) Apache Solr
5 2 (3.92%) Apache Pig
5 2 (3.92%) Apache Spark
Applications
1 1 (1.96%) MS Excel
Cloud Services
1 16 (31.37%) Amazon AWS
2 1 (1.96%) Amazon EMR
Communications & Networking
1 4 (7.84%) LAN
1 4 (7.84%) WAN
2 1 (1.96%) HTTP
Database & Business Intelligence
1 49 (96.08%) MongoDB
2 47 (92.16%) Apache Cassandra
2 47 (92.16%) NoSQL
3 42 (82.35%) Hadoop
4 37 (72.55%) Big Data
5 26 (50.98%) Couchbase
6 25 (49.02%) HBase
7 24 (47.06%) MySQL
8 22 (43.14%) Apache Hive
8 22 (43.14%) Mahout
8 22 (43.14%) Sqoop
9 21 (41.18%) HCatalog
9 21 (41.18%) Oracle Exadata
9 21 (41.18%) Data Warehouse
10 20 (39.22%) MarkLogic
11 19 (37.25%) CouchDB
12 11 (21.57%) Redis
13 10 (19.61%) SQL Server
14 7 (13.73%) RDBMS
14 7 (13.73%) PostgreSQL
Development Applications
1 17 (33.33%) Jenkins
2 15 (29.41%) Hudson
3 2 (3.92%) Cucumber
4 1 (1.96%) CruiseControl
4 1 (1.96%) Jasmine
4 1 (1.96%) Talend Open Studio
General
1 18 (35.29%) Banking
2 4 (7.84%) Investment Banking
3 2 (3.92%) Finance
4 1 (1.96%) Financial Institution
4 1 (1.96%) Telecoms
4 1 (1.96%) Games
Job Titles
1 39 (76.47%) Architect
2 15 (29.41%) DevOps Architect
3 14 (27.45%) Enterprise Architect
4 9 (17.65%) Lead Architect
5 7 (13.73%) Data Architect
6 6 (11.76%) Big Data Architect
6 6 (11.76%) Developer
7 4 (7.84%) PostgreSQL DBA
7 4 (7.84%) DBA
8 2 (3.92%) Data Modeller
8 2 (3.92%) Data Analyst
8 2 (3.92%) Analyst Developer
8 2 (3.92%) Team Leader
8 2 (3.92%) PHP Developer
8 2 (3.92%) Analyst
8 2 (3.92%) DevOps Engineer
9 1 (1.96%) Big Data Consultant
9 1 (1.96%) OO PHP Developer
9 1 (1.96%) PHP Symfony Developer
9 1 (1.96%) PHP Zend Developer
Libraries, Frameworks & Software Standards
1 15 (29.41%) LAMP
1 15 (29.41%) Web Services
2 2 (3.92%) jQuery
2 2 (3.92%) Symfony
2 2 (3.92%) Gherkin
2 2 (3.92%) HTML
2 2 (3.92%) CSS
2 2 (3.92%) Cascading
3 1 (1.96%) RHadoop
3 1 (1.96%) Cascalog
3 1 (1.96%) Ruby on Rails
3 1 (1.96%) XML
3 1 (1.96%) .NET
3 1 (1.96%) Kafka
3 1 (1.96%) Yii
3 1 (1.96%) Laravel
3 1 (1.96%) Backbone.js
3 1 (1.96%) CodeIgniter
3 1 (1.96%) RESTful
Miscellaneous
1 21 (41.18%) Visualisation
2 3 (5.88%) Social Network
2 3 (5.88%) Open Source
3 1 (1.96%) Management Information System
Operating Systems
1 21 (41.18%) Linux
2 15 (29.41%) CentOS
2 15 (29.41%) Debian
3 1 (1.96%) Ubuntu
3 1 (1.96%) UNIX
3 1 (1.96%) Windows
Processes & Methodologies
1 22 (43.14%) MapReduce
2 21 (41.18%) Analytics
3 19 (37.25%) Continuous Integration
4 18 (35.29%) DevOps
5 15 (29.41%) Business Intelligence
6 6 (11.76%) TDD
7 5 (9.80%) Benchmarking
7 5 (9.80%) Performance Tuning
8 4 (7.84%) Scrum
8 4 (7.84%) Agile Software Development
8 4 (7.84%) Data Modelling
8 4 (7.84%) BDD
9 2 (3.92%) Kanban
9 2 (3.92%) Data Architecture
9 2 (3.92%) OO
9 2 (3.92%) Pair Programming
9 2 (3.92%) OO PHP
9 2 (3.92%) Functional Programming
10 1 (1.96%) Line Management
10 1 (1.96%) Mentoring
Programming Languages
1 17 (33.33%) Python
1 17 (33.33%) PHP
2 16 (31.37%) Perl
2 16 (31.37%) Bash Shell
3 12 (23.53%) C#
4 8 (15.69%) SQL
5 5 (9.80%) Ruby
6 4 (7.84%) Java
6 4 (7.84%) JavaScript
7 3 (5.88%) Scala
8 2 (3.92%) Clojure
8 2 (3.92%) C++
8 2 (3.92%) Golang
9 1 (1.96%) C
9 1 (1.96%) R
Quality Assurance & Compliance
1 1 (1.96%) QA
System Software
1 22 (43.14%) Apache ZooKeeper
1 22 (43.14%) Apache Flume
2 20 (39.22%) HDFS
3 7 (13.73%) Oracle RAC
4 2 (3.92%) Docker
Systems Management
1 22 (43.14%) Oozie
2 21 (41.18%) Ambari
3 20 (39.22%) Puppet
3 20 (39.22%) Opscode Chef
4 16 (31.37%) Nagios
4 16 (31.37%) ZABBIX
5 15 (29.41%) Cacti
5 15 (29.41%) Salt
6 1 (1.96%) Hadoop YARN
6 1 (1.96%) Chukwa
6 1 (1.96%) logstash
Vendors
1 21 (41.18%) Hortonworks
1 21 (41.18%) Netezza
1 21 (41.18%) Teradata
2 20 (39.22%) MapR
3 16 (31.37%) Rackspace
4 15 (29.41%) Red Hat
5 14 (27.45%) Oracle
6 9 (17.65%) Sybase
7 4 (7.84%) Cisco
7 4 (7.84%) Intel
8 1 (1.96%) Google
8 1 (1.96%) Cloudera
8 1 (1.96%) Talend
8 1 (1.96%) Zend