The table below looks at the statistics for Riak skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited Riak over the 3 months to 27 February 2017 with a comparison to the same period over 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.

3 months to
27 Feb 2017
Same period 2016 Same period 2015
Riak
UK
Rank 575 624 603
Rank change year-on-year
+49 -21
Contract jobs citing Riak 26 12 20
As % of all contract IT jobs located in the UK 0.057% 0.023% 0.038%
As % of the Database & Business Intelligence category 0.26% 0.10% 0.17%
Number of daily rates quoted 20 12 20
Median daily rate £405 £488 £366
Median daily rate % change year-on-year
-16.92% +33.10%
90% offered a daily rate of more than £350 £464 £363
10% offered a daily rate of more than £578 £539 £533
UK excluding London median daily rate £400 £475 £363
% change year-on-year
-15.78% +31.03%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in contract jobs advertised across the UK.

Database & Business Intelligence Category
UK
Contract IT job ads with a match in the
Database & Business Intelligence category
10161 11475 11660
As % of all contract IT jobs located in the UK 22.33% 22.42% 22.26%
Number of daily rates quoted 6910 7717 7480
Median daily rate £438 £425 £400
Median daily rate % change year-on-year
+2.94% +6.25%
90% offered a daily rate of more than £300 £300 £275
10% offered a daily rate of more than £600 £575 £550
UK excluding London median daily rate £400 £375 £370
% change year-on-year
+6.66% +1.35%
Number of hourly rates quoted 132 197 161
Median hourly rate £35.00 £35.00 £32.10
Median hourly rate % change year-on-year
- +9.03%
90% offered a hourly rate of more than £12.00 £14.00 £16.43
10% offered a hourly rate of more than £45.00 £60.62 £52.75
UK excluding London median hourly rate £35.00 £32.50 £32.50
% change year-on-year
+7.69% -

Riak
Jobs Demand Trend

The demand trend of contract jobs citing Riak as a proportion of all IT contracts with a match in the Database & Business Intelligence category.

Riak Jobs Demand Trend in the UK

Riak
Daily Rate Trend

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

Riak Daily Rate Trend in the UK

Riak
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing Riak within the UK over the 3 months to 27 February 2017.

Riak Daily Rate Histogram in the UK

Riak
Top 10 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Riak within the UK over the 3 months to 27 February 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
England +26 26 £405 -16.92% 7
West Yorkshire - 12 £358 - 2
Yorkshire - 12 £358 - 3
Leeds - 12 £358 - 2
London +25 10 £525 -1.40% 3
North West - 4 £475 -
Lancashire - 3 £500 -
Blackpool - 1 £500 -
Manchester - 1 £450 -
Canary Wharf - 1 £575 -

Riak
Top 30 Related IT Skills

For the 6 months to 27 February 2017, IT contractor jobs citing Riak also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Riak.

1 37 (59.68%) Python
1 37 (59.68%) MongoDB
2 34 (54.84%) Apache Cassandra
3 33 (53.23%) NoSQL
4 28 (45.16%) Agile Software Development
5 27 (43.55%) Java
5 27 (43.55%) JavaScript
6 26 (41.94%) Linux
7 25 (40.32%) Apache Solr
7 25 (40.32%) Amazon AWS
8 23 (37.10%) TDD
9 22 (35.48%) Hadoop
9 22 (35.48%) Relational Database
10 20 (32.26%) Apache
11 19 (30.65%) Big Data
11 19 (30.65%) Open Source
12 18 (29.03%) CouchDB
12 18 (29.03%) Git (software)
12 18 (29.03%) Apache Spark
13 17 (27.42%) Unix
13 17 (27.42%) HTML
13 17 (27.42%) Spring
14 16 (25.81%) Perl
14 16 (25.81%) Oracle
14 16 (25.81%) AngularJS
14 16 (25.81%) Jenkins
14 16 (25.81%) Bash Shell
14 16 (25.81%) Puppet
14 16 (25.81%) Redis
15 15 (24.19%) Node.js

Riak
Top Related IT Skills 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 25 (40.32%) Apache Solr
2 20 (32.26%) Apache
3 18 (29.03%) Apache Spark
4 15 (24.19%) nginx
5 12 (19.35%) Apache Pig
6 8 (12.90%) OpenStack
7 6 (9.68%) Confluence
8 5 (8.06%) Elasticsearch
8 5 (8.06%) Tomcat
9 4 (6.45%) IIS
9 4 (6.45%) JBoss
9 4 (6.45%) WebSphere
10 3 (4.84%) Cloud Foundry
11 2 (3.23%) CMS
12 1 (1.61%) Jetty
12 1 (1.61%) Oracle Coherence
12 1 (1.61%) Oracle SOA Suite
12 1 (1.61%) Tornado
12 1 (1.61%) WebLogic
Applications
1 2 (3.23%) MS Excel
Cloud Services
1 25 (40.32%) Amazon AWS
2 11 (17.74%) IaaS
3 7 (11.29%) Google Cloud Platform
3 7 (11.29%) Loggly
3 7 (11.29%) Sumo Logic
4 5 (8.06%) Microsoft Azure
5 4 (6.45%) PaaS
6 3 (4.84%) Amazon EC2
7 1 (1.61%) GitHub
7 1 (1.61%) Office 365
7 1 (1.61%) Slack
7 1 (1.61%) Trello
Communications & Networking
1 9 (14.52%) Firewall
1 9 (14.52%) HTTP
2 8 (12.90%) DNS
3 4 (6.45%) Internet
4 1 (1.61%) LAN
4 1 (1.61%) OpenLDAP
4 1 (1.61%) TCP/IP
4 1 (1.61%) WAN
Database & Business Intelligence
1 37 (59.68%) MongoDB
2 34 (54.84%) Apache Cassandra
3 33 (53.23%) NoSQL
4 22 (35.48%) Hadoop
4 22 (35.48%) Relational Database
5 19 (30.65%) Big Data
6 18 (29.03%) CouchDB
7 16 (25.81%) Redis
8 15 (24.19%) SQL Server
9 14 (22.58%) Data Warehouse
10 13 (20.97%) Apache Hive
10 13 (20.97%) MarkLogic
10 13 (20.97%) MySQL
11 12 (19.35%) Impala
11 12 (19.35%) PostgreSQL
12 9 (14.52%) Amazon DynamoDB
13 6 (9.68%) HBase
14 5 (8.06%) Neo4j
15 4 (6.45%) Data Mining
15 4 (6.45%) RDBMS
Development Applications
1 18 (29.03%) Git (software)
2 16 (25.81%) Jenkins
3 11 (17.74%) Maven
4 7 (11.29%) Grunt
4 7 (11.29%) Vagrant
5 6 (9.68%) JIRA
5 6 (9.68%) TeamCity
6 4 (6.45%) Ant
6 4 (6.45%) GoCD
6 4 (6.45%) SonarQube
6 4 (6.45%) Team Foundation Server
7 3 (4.84%) Selenium
8 2 (3.23%) Atlassian Bamboo
8 2 (3.23%) Eclipse
8 2 (3.23%) IntelliJ
8 2 (3.23%) Subversion
9 1 (1.61%) Artifactory
9 1 (1.61%) CruiseControl
9 1 (1.61%) Travis CI
General
1 7 (11.29%) Finance
2 2 (3.23%) Banking
3 1 (1.61%) Front Office
3 1 (1.61%) Multimedia
3 1 (1.61%) Retail
Job Titles
1 33 (53.23%) Developer
2 16 (25.81%) Java Developer
3 10 (16.13%) Cloud Engineer
4 9 (14.52%) AWS Engineer
5 7 (11.29%) Node.js Developer
6 6 (9.68%) JavaScript Developer
6 6 (9.68%) Python Developer
6 6 (9.68%) Senior Developer
7 5 (8.06%) .NET Developer
7 5 (8.06%) C# .NET Developer
7 5 (8.06%) C# Developer
7 5 (8.06%) Senior Java Developer
8 4 (6.45%) Angular Developer
8 4 (6.45%) Architect
8 4 (6.45%) ASP.NET MVC Developer
8 4 (6.45%) AWS DevOps
8 4 (6.45%) Big Data Engineer
8 4 (6.45%) Data Architect
8 4 (6.45%) Senior Software Engineer
8 4 (6.45%) Software Engineer
Libraries, Frameworks & Software Standards
1 17 (27.42%) HTML
1 17 (27.42%) Spring
2 16 (25.81%) AngularJS
3 15 (24.19%) CSS
3 15 (24.19%) Kafka
3 15 (24.19%) Node.js
4 14 (22.58%) Web Services
5 13 (20.97%) .NET
5 13 (20.97%) Lucene
6 12 (19.35%) HTML5
7 11 (17.74%) CSS3
7 11 (17.74%) RabbitMQ
8 10 (16.13%) React
9 9 (14.52%) Elastic Stack
9 9 (14.52%) Hibernate
9 9 (14.52%) JMS
10 8 (12.90%) jQuery
11 7 (11.29%) LAMP
11 7 (11.29%) LAPP Stack
12 6 (9.68%) ASP.NET
Miscellaneous
1 12 (19.35%) Analytical Skills
2 7 (11.29%) Replication
3 5 (8.06%) Algorithms
4 3 (4.84%) Enterprise Software
5 2 (3.23%) Social Media
5 2 (3.23%) Wiki
6 1 (1.61%) Foreign Exchange (FX)
6 1 (1.61%) Management Information System
6 1 (1.61%) Smart Home
Operating Systems
1 26 (41.94%) Linux
2 17 (27.42%) Unix
3 7 (11.29%) CoreOS
4 4 (6.45%) Windows
5 3 (4.84%) CentOS
5 3 (4.84%) Red Hat Enterprise Linux
5 3 (4.84%) Solaris
6 2 (3.23%) Android
6 2 (3.23%) Apple iOS
Processes & Methodologies
1 28 (45.16%) Agile Software Development
2 23 (37.10%) TDD
3 19 (30.65%) Open Source
4 15 (24.19%) Continuous Integration
5 13 (20.97%) MapReduce
6 12 (19.35%) BDD
6 12 (19.35%) Data Analysis
6 12 (19.35%) DevOps
6 12 (19.35%) Scrum
6 12 (19.35%) Statistical Modelling
7 10 (16.13%) Kanban
7 10 (16.13%) Software Engineering
8 8 (12.90%) Configuration Management
8 8 (12.90%) Mentoring
8 8 (12.90%) MVC
9 7 (11.29%) Pair Programming
10 6 (9.68%) ETL
11 5 (8.06%) Coaching
11 5 (8.06%) Machine Learning
11 5 (8.06%) User Stories
Programming Languages
1 37 (59.68%) Python
2 27 (43.55%) Java
2 27 (43.55%) JavaScript
3 16 (25.81%) Bash Shell
3 16 (25.81%) Perl
4 14 (22.58%) Scala
5 13 (20.97%) Ruby
6 12 (19.35%) C#
6 12 (19.35%) R
6 12 (19.35%) SQL
7 7 (11.29%) Go
7 7 (11.29%) PHP
8 5 (8.06%) CoffeeScript
9 3 (4.84%) C++
9 3 (4.84%) Groovy
9 3 (4.84%) PowerShell
10 2 (3.23%) ES6
11 1 (1.61%) Elixir
11 1 (1.61%) Erlang
System Software
1 13 (20.97%) Docker
2 5 (8.06%) HDFS
3 4 (6.45%) VirtualBox
3 4 (6.45%) VMware Infrastructure
4 1 (1.61%) Apache Flume
4 1 (1.61%) Apache ZooKeeper
4 1 (1.61%) Oracle RAC
4 1 (1.61%) Postfix
Systems Management
1 16 (25.81%) Puppet
2 15 (24.19%) Ansible
3 14 (22.58%) Opscode Chef
4 12 (19.35%) Hadoop YARN
5 10 (16.13%) Nagios
5 10 (16.13%) ZABBIX
6 8 (12.90%) Salt
7 7 (11.29%) Kubernetes
8 3 (4.84%) Control-M
8 3 (4.84%) Mesos
8 3 (4.84%) rkt
8 3 (4.84%) Unicenter
9 1 (1.61%) Ambari
9 1 (1.61%) Grafana
9 1 (1.61%) Icinga
9 1 (1.61%) Kibana
9 1 (1.61%) logstash
9 1 (1.61%) Oozie
Vendors
1 16 (25.81%) Oracle
2 11 (17.74%) New Relic
2 11 (17.74%) Splunk
3 9 (14.52%) Google
4 8 (12.90%) SaltStack
5 7 (11.29%) Rackspace
6 5 (8.06%) Microsoft
7 4 (6.45%) VMware
8 2 (3.23%) Twitter
9 1 (1.61%) Cisco
9 1 (1.61%) Hortonworks
9 1 (1.61%) Intel
9 1 (1.61%) Mapbox
9 1 (1.61%) Netezza
9 1 (1.61%) Sybase
9 1 (1.61%) Teradata