Period
to 24 July 2017

The following table provides summary statistics for contract job vacancies with a requirement for Riak skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Riak over the 6 months to 24 July 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
UK
6 months to
24 Jul 2017
Same period 2016 Same period 2015
Rank 809 876 868
Rank change year-on-year +67 -8 -37
Contract jobs citing Riak 32 17 19
As % of all contract IT jobs advertised in the UK 0.034% 0.015% 0.017%
As % of the Database & Business Intelligence category 0.15% 0.070% 0.073%
Number of daily rates quoted 20 11 14
UK median daily rate £523 £400 £400
Median daily rate % change year-on-year +30.63% - -23.81%
10th Percentile £325 £385 £356
90th Percentile £588 £488 £538
UK excluding London median daily rate £425 £400 £363
% change year-on-year +6.25% +10.34% -38.30%
Number of hourly rates quoted 0 0 0
UK 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 with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
UK
Contract job vacancies with a requirement for database and business intelligence skills 21366 24272 26198
As % of all contract IT job vacancies advertised in the UK 22.47% 22.06% 23.03%
Number of daily rates quoted 14214 16253 16963
UK median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% +5.26%
10th Percentile £300 £280 £263
90th Percentile £619 £600 £575
UK excluding London median daily rate £400 £375 £363
% change year-on-year +6.67% +3.45% +3.57%
Number of hourly rates quoted 266 377 355
UK median hourly rate £31.00 £28.50 £25.00
Median hourly rate % change year-on-year +8.77% +14.00% -13.79%
10th Percentile £11.17 £11.25 £13.85
90th Percentile £52.50 £51.00 £53.75
UK excluding London median hourly rate £32.00 £30.10 £25.00
% change year-on-year +6.30% +20.41% -13.04%

Riak
Job Vacancy Trend

Job postings citing Riak as a percentage of all IT jobs advertised.

Job vacancy trend for Riak in the UK

Riak
Contractor Daily Rate Trend

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

Contractor daily rate trend for Riak in the UK

Riak
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Riak over the 6 months to 24 July 2017.

Contractor daily rate histogram for Riak in the UK

Riak
Top 7 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 6 months to 24 July 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +85 32 £523 +30.63% 8
UK excluding London +73 18 £425 +6.25% 7
North of England +80 17 £425 +6.25% 6
Yorkshire +39 15 £400 - 6
London +30 14 £550 +15.79% 2
North West - 2 £450 -
South East - 1 - -

For the 6 months to 24 July 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 22 (68.75%) Python
2 20 (62.50%) Continuous Integration
3 19 (59.38%) Agile Software Development
4 16 (50.00%) Java
5 14 (43.75%) Linux
5 14 (43.75%) Amazon AWS
5 14 (43.75%) Relational Database
6 13 (40.63%) Ansible
6 13 (40.63%) MongoDB
6 13 (40.63%) Apache Cassandra
7 12 (37.50%) NoSQL
8 11 (34.38%) Spring
8 11 (34.38%) DevOps
9 10 (31.25%) Docker
9 10 (31.25%) Kafka
9 10 (31.25%) TDD
9 10 (31.25%) SQL
9 10 (31.25%) Scala
10 9 (28.13%) Open Source
10 9 (28.13%) Mathematics
10 9 (28.13%) C#
10 9 (28.13%) MySQL
10 9 (28.13%) Hibernate
10 9 (28.13%) Big Data
11 8 (25.00%) Data Quality
11 8 (25.00%) Flask
11 8 (25.00%) Apache Spark
11 8 (25.00%) Scrum
11 8 (25.00%) Data Management
11 8 (25.00%) TOGAF

Riak
Co-occurring 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 8 (25.00%) Apache Spark
2 6 (18.75%) Apache
2 6 (18.75%) Apache Solr
3 5 (15.63%) Apache Pig
4 4 (12.50%) Tomcat
5 3 (9.38%) Elasticsearch
6 1 (3.13%) IIS
6 1 (3.13%) nginx
6 1 (3.13%) OpenStack
Cloud Services
1 14 (43.75%) Amazon AWS
2 5 (15.63%) Google Cloud Platform
3 4 (12.50%) Amazon EC2
3 4 (12.50%) Microsoft Azure
4 3 (9.38%) Amazon EMR
4 3 (9.38%) Amazon Kinesis
4 3 (9.38%) Amazon S3
4 3 (9.38%) AWS CloudFormation
4 3 (9.38%) Datadog
4 3 (9.38%) IaaS
5 2 (6.25%) Loggly
5 2 (6.25%) Sumo Logic
6 1 (3.13%) GitHub
6 1 (3.13%) Office 365
6 1 (3.13%) PaaS
6 1 (3.13%) Slack
6 1 (3.13%) Trello
Communications & Networking
1 1 (3.13%) DNS
1 1 (3.13%) Firewall
1 1 (3.13%) HTTP
1 1 (3.13%) iSCSI
1 1 (3.13%) TCP/IP
Database & Business Intelligence
1 14 (43.75%) Relational Database
2 13 (40.63%) Apache Cassandra
2 13 (40.63%) MongoDB
3 12 (37.50%) NoSQL
4 9 (28.13%) Big Data
4 9 (28.13%) MySQL
5 8 (25.00%) Data Warehouse
5 8 (25.00%) Hadoop
6 5 (15.63%) Apache Hive
6 5 (15.63%) Impala
6 5 (15.63%) MarkLogic
6 5 (15.63%) Neo4j
7 4 (12.50%) Amazon DynamoDB
7 4 (12.50%) Blockchain
7 4 (12.50%) Data Mining
7 4 (12.50%) RDBMS
7 4 (12.50%) Redis
8 3 (9.38%) MariaDB
8 3 (9.38%) PostgreSQL
8 3 (9.38%) SQL Server
Development Applications
1 7 (21.88%) Jenkins
2 5 (15.63%) Git (software)
3 4 (12.50%) Artifactory
3 4 (12.50%) Team Foundation Server
3 4 (12.50%) TeamCity
4 3 (9.38%) Apache Archiva
4 3 (9.38%) GitLab
4 3 (9.38%) Maven
4 3 (9.38%) MSI
4 3 (9.38%) NuGet
4 3 (9.38%) Sonatype Nexus
5 2 (6.25%) Grunt
5 2 (6.25%) Vagrant
6 1 (3.13%) Ant
6 1 (3.13%) GoCD
6 1 (3.13%) SonarQube
General
1 5 (15.63%) Finance
2 4 (12.50%) Games
3 1 (3.13%) Telecoms
Job Titles
1 17 (53.13%) Developer
2 8 (25.00%) Architect
2 8 (25.00%) Java Developer
3 7 (21.88%) Big Data Developer
3 7 (21.88%) Technical Architect
4 4 (12.50%) Python Developer
5 3 (9.38%) Apache Spark Developer
5 3 (9.38%) Hadoop Developer
5 3 (9.38%) Java Hadoop Developer
5 3 (9.38%) Java Scala Developer
5 3 (9.38%) Linux/Unix DevOps
5 3 (9.38%) Scala Developer
5 3 (9.38%) Senior DevOps
6 2 (6.25%) DevOps Consultant
6 2 (6.25%) DevOps Engineer
6 2 (6.25%) Linux DevOps Engineer
6 2 (6.25%) Senior Developer
6 2 (6.25%) Senior DevOps Engineer
6 2 (6.25%) Senior Windows Engineer
6 2 (6.25%) Windows DevOps Engineer
Libraries, Frameworks & Software Standards
1 11 (34.38%) Spring
2 10 (31.25%) Kafka
3 9 (28.13%) Hibernate
4 8 (25.00%) Flask
4 8 (25.00%) RabbitMQ
4 8 (25.00%) Web Services
5 7 (21.88%) JMS
6 5 (15.63%) Elastic Stack
6 5 (15.63%) Lucene
6 5 (15.63%) Play Framework
7 4 (12.50%) Apache Camel
7 4 (12.50%) Natural Language Processing
8 3 (9.38%) AngularJS
8 3 (9.38%) CSS
8 3 (9.38%) HTML
8 3 (9.38%) Node.js
8 3 (9.38%) Samza
9 2 (6.25%) CSS3
9 2 (6.25%) HTML5
9 2 (6.25%) jQuery
Miscellaneous
1 7 (21.88%) Algorithms
2 6 (18.75%) Analytical Skills
2 6 (18.75%) NHS
3 4 (12.50%) Fintech
3 4 (12.50%) Replication
4 3 (9.38%) Enterprise Software
5 2 (6.25%) Reference Data
6 1 (3.13%) Client/Server
6 1 (3.13%) Derivative
6 1 (3.13%) Wiki
Operating Systems
1 14 (43.75%) Linux
2 8 (25.00%) Red Hat Enterprise Linux
2 8 (25.00%) Unix
3 7 (21.88%) CentOS
4 4 (12.50%) Windows
Processes & Methodologies
1 20 (62.50%) Continuous Integration
2 19 (59.38%) Agile Software Development
3 11 (34.38%) DevOps
4 10 (31.25%) TDD
5 9 (28.13%) Mathematics
5 9 (28.13%) Open Source
6 8 (25.00%) Data Management
6 8 (25.00%) Scrum
6 8 (25.00%) TOGAF
7 7 (21.88%) ETL
7 7 (21.88%) Machine Learning
7 7 (21.88%) Stakeholder Engagement
8 6 (18.75%) Configuration Management
8 6 (18.75%) Enterprise Architecture
9 5 (15.63%) Data Analysis
9 5 (15.63%) MapReduce
9 5 (15.63%) Statistical Modelling
9 5 (15.63%) User Stories
10 4 (12.50%) Disruptive Innovation
10 4 (12.50%) Information Retrieval
Programming Languages
1 22 (68.75%) Python
2 16 (50.00%) Java
3 10 (31.25%) Scala
3 10 (31.25%) SQL
4 9 (28.13%) C#
5 8 (25.00%) JavaScript
6 7 (21.88%) Bash Shell
7 5 (15.63%) Perl
7 5 (15.63%) R
8 4 (12.50%) Groovy
8 4 (12.50%) Ruby
9 3 (9.38%) Clojure
10 2 (6.25%) C++
10 2 (6.25%) Elixir
10 2 (6.25%) Go
10 2 (6.25%) PHP
11 1 (3.13%) CoffeeScript
11 1 (3.13%) Erlang
Qualifications
1 5 (15.63%) Degree
1 5 (15.63%) Master's Degree
2 3 (9.38%) Security Cleared
3 1 (3.13%) BPSS Clearance
3 1 (3.13%) SC Cleared
Quality Assurance & Compliance
1 8 (25.00%) Data Quality
2 1 (3.13%) Disclosure Scotland
System Software
1 10 (31.25%) Docker
2 1 (3.13%) Postfix
2 1 (3.13%) VMware Infrastructure
Systems Management
1 13 (40.63%) Ansible
2 5 (15.63%) Hadoop YARN
3 4 (12.50%) Puppet
4 3 (9.38%) Kubernetes
4 3 (9.38%) Opscode Chef
4 3 (9.38%) Terraform
5 2 (6.25%) Nagios
5 2 (6.25%) Prometheus
5 2 (6.25%) Salt
5 2 (6.25%) ZABBIX
6 1 (3.13%) Icinga
6 1 (3.13%) Red Hat Satellite
Vendors
1 7 (21.88%) Oracle
2 6 (18.75%) New Relic
3 5 (15.63%) SaltStack
4 3 (9.38%) AppDynamics
4 3 (9.38%) Cloudera
4 3 (9.38%) Dynatrace
4 3 (9.38%) Google
4 3 (9.38%) Hortonworks
4 3 (9.38%) Splunk
5 2 (6.25%) Rackspace
6 1 (3.13%) Microsoft
6 1 (3.13%) Red Hat
6 1 (3.13%) VMware