The following table provides summary statistics for contract job vacancies advertised in Leeds with a requirement for Riak skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Riak over the 3 months to 28 June 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.

Riak
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 79 105 -
Rank change year-on-year +26 -  
Contract jobs citing Riak 8 3 0
As % of all contract IT jobs advertised in Leeds 0.73% 0.20% -
As % of the Database & Business Intelligence category 3.11% 0.88% -
Number of daily rates quoted 4 1 0
Median daily rate £558 £420 -
Median daily rate % change year-on-year +32.79% -  
UK excluding London median daily rate £563 £400 -
% change year-on-year +40.75% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Riak 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 Leeds with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
Leeds
Contract job vacancies with a requirement for database and business intelligence skills 257 341 467
As % of all contract IT job vacancies advertised in Leeds 23.30% 23.01% 30.56%
Number of daily rates quoted 172 246 342
Median daily rate £400 £400 £350
Median daily rate % change year-on-year - +14.28%  
90% offered a daily rate of more than £319 £300 £290
10% offered a daily rate of more than £450 £480 £425
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 2 1 4
Median hourly rate £17.50 £16.09 £17.50
Median hourly rate % change year-on-year +8.76% -8.05%  
UK excluding London median hourly rate £38.00 £31.14 £26.00
% change year-on-year +22.04% +19.75%  

Riak
Job Vacancy Trend in Leeds

The job posting trend of jobs advertised in Leeds citing Riak as a proportion of all contract or permanent IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Riak in Leeds

Riak
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for Riak in Leeds

For the 6 months to 28 June 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 across the Leeds region with a requirement for Riak.

1 15 (100.00%) Agile Software Development
2 14 (93.33%) Python
3 10 (66.67%) Continuous Integration
3 10 (66.67%) Ansible
4 7 (46.67%) Relational Database
4 7 (46.67%) Flask
4 7 (46.67%) Data Quality
4 7 (46.67%) Data Management
4 7 (46.67%) TOGAF
5 6 (40.00%) Stakeholder Engagement
6 5 (33.33%) Enterprise Architecture
6 5 (33.33%) NHS
6 5 (33.33%) TDD
6 5 (33.33%) Java
6 5 (33.33%) Apache Cassandra
6 5 (33.33%) User Stories
6 5 (33.33%) DevOps
7 4 (26.67%) SaltStack
7 4 (26.67%) Salt
7 4 (26.67%) New Relic
7 4 (26.67%) Docker
7 4 (26.67%) Vagrant
7 4 (26.67%) Grunt
7 4 (26.67%) Opscode Chef
7 4 (26.67%) Apache Camel
7 4 (26.67%) AngularJS
7 4 (26.67%) IaaS
7 4 (26.67%) Jenkins
7 4 (26.67%) CSS3
7 4 (26.67%) Splunk

Riak
Co-occurring IT Skills in Leeds 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 1 (6.67%) Apache
1 1 (6.67%) Apache Spark
1 1 (6.67%) OpenStack
Cloud Services
1 4 (26.67%) Amazon AWS
1 4 (26.67%) Google Cloud Platform
1 4 (26.67%) IaaS
1 4 (26.67%) Loggly
1 4 (26.67%) Sumo Logic
Communications & Networking
1 1 (6.67%) DNS
1 1 (6.67%) HTTP
1 1 (6.67%) Internet
Database & Business Intelligence
1 7 (46.67%) Relational Database
2 5 (33.33%) Apache Cassandra
3 4 (26.67%) PostgreSQL
4 3 (20.00%) MariaDB
5 2 (13.33%) MongoDB
6 1 (6.67%) Hadoop
6 1 (6.67%) HBase
6 1 (6.67%) MySQL
6 1 (6.67%) NoSQL
6 1 (6.67%) Redis
Development Applications
1 4 (26.67%) Git (software)
1 4 (26.67%) Grunt
1 4 (26.67%) Jenkins
1 4 (26.67%) Maven
1 4 (26.67%) Vagrant
Job Titles
1 7 (46.67%) Architect
2 6 (40.00%) Developer
2 6 (40.00%) Technical Architect
3 3 (20.00%) Java Developer
3 3 (20.00%) Python Developer
4 1 (6.67%) AWS DevOps
4 1 (6.67%) Java Engineer
4 1 (6.67%) Lead DevOps
4 1 (6.67%) Solutions Architect
4 1 (6.67%) Technical Leader
Libraries, Frameworks & Software Standards
1 7 (46.67%) Flask
2 4 (26.67%) AngularJS
2 4 (26.67%) Apache Camel
2 4 (26.67%) CSS
2 4 (26.67%) CSS3
2 4 (26.67%) Elastic Stack
2 4 (26.67%) HTML
2 4 (26.67%) HTML5
2 4 (26.67%) jQuery
2 4 (26.67%) RabbitMQ
2 4 (26.67%) Web Services
3 3 (20.00%) Kafka
3 3 (20.00%) Node.js
3 3 (20.00%) Spring
3 3 (20.00%) Spring Boot
4 1 (6.67%) JMS
4 1 (6.67%) LAMP
4 1 (6.67%) LAPP Stack
4 1 (6.67%) Middleware
Miscellaneous
1 5 (33.33%) NHS
2 3 (20.00%) Enterprise Software
3 2 (13.33%) Reference Data
4 1 (6.67%) Replication
Operating Systems
1 4 (26.67%) Linux
2 3 (20.00%) Unix
3 1 (6.67%) CoreOS
Processes & Methodologies
1 15 (100.00%) Agile Software Development
2 10 (66.67%) Continuous Integration
3 7 (46.67%) Data Management
3 7 (46.67%) TOGAF
4 6 (40.00%) Stakeholder Engagement
5 5 (33.33%) DevOps
5 5 (33.33%) Enterprise Architecture
5 5 (33.33%) TDD
5 5 (33.33%) User Stories
6 4 (26.67%) Mathematics
7 3 (20.00%) Configuration Management
7 3 (20.00%) Open Source
8 2 (13.33%) Data Architecture
8 2 (13.33%) Data Modelling
8 2 (13.33%) People Management
9 1 (6.67%) BDD
9 1 (6.67%) Coaching
9 1 (6.67%) Mentoring
9 1 (6.67%) Microservices
9 1 (6.67%) Test Automation
Programming Languages
1 14 (93.33%) Python
2 5 (33.33%) Java
3 4 (26.67%) JavaScript
3 4 (26.67%) PHP
4 3 (20.00%) Bash Shell
4 3 (20.00%) C#
4 3 (20.00%) C++
4 3 (20.00%) Go
4 3 (20.00%) Ruby
4 3 (20.00%) Scala
Qualifications
1 4 (26.67%) Degree
1 4 (26.67%) Master's Degree
2 2 (13.33%) Security Cleared
3 1 (6.67%) BPSS Clearance
Quality Assurance & Compliance
1 7 (46.67%) Data Quality
2 1 (6.67%) Disclosure Scotland
System Software
1 4 (26.67%) Docker
2 1 (6.67%) HDFS
2 1 (6.67%) VirtualBox
2 1 (6.67%) VMware Infrastructure
Systems Management
1 10 (66.67%) Ansible
2 4 (26.67%) Nagios
2 4 (26.67%) Opscode Chef
2 4 (26.67%) Puppet
2 4 (26.67%) Salt
2 4 (26.67%) ZABBIX
3 3 (20.00%) Prometheus
4 1 (6.67%) Kubernetes
Vendors
1 4 (26.67%) Google
1 4 (26.67%) New Relic
1 4 (26.67%) Oracle
1 4 (26.67%) Rackspace
1 4 (26.67%) SaltStack
1 4 (26.67%) Splunk
2 1 (6.67%) VMware