Period
to 23 January 2018

The following table provides summary statistics for contract job vacancies advertised in Leeds with a requirement for Apache Cassandra skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache Cassandra over the 6 months to 23 January 2018 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.

Apache Cassandra
6 months to
23 Jan 2018
Same period 2017 Same period 2016
Rank 88 104 108
Rank change year-on-year +16 +4 +6
Contract jobs citing Apache Cassandra 47 35 45
As % of all contract IT jobs advertised in Leeds 2.09% 1.49% 1.49%
As % of the Database & Business Intelligence category 8.23% 5.56% 6.15%
Number of daily rates quoted 41 31 26
Leeds median daily rate £430 £425 £600
Median daily rate % change year-on-year +1.18% -29.17% -20.00%
10th Percentile £353 £328 £362
90th Percentile £588 £538 £675
West Yorkshire median daily rate £430 £425 £575
% change year-on-year +1.18% -26.09% -23.33%
Number of hourly rates quoted 0 0 0
Leeds median hourly rate - - -
West Yorkshire median hourly rate - - -

Apache Cassandra is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Leeds with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Leeds
Contract vacancies with a requirement for database or business intelligence skills 571 630 732
As % of all contract IT jobs advertised in Leeds 25.43% 26.74% 24.28%
Number of daily rates quoted 419 430 489
Leeds median daily rate £400 £383 £380
Median daily rate % change year-on-year +4.58% +0.66% +12.59%
10th Percentile £300 £296 £285
90th Percentile £538 £538 £525
West Yorkshire median daily rate £400 £375 £375
% change year-on-year +6.67% - +7.14%
Number of hourly rates quoted 0 6 5
Leeds median hourly rate - £22.00 £17.50
Median hourly rate % change year-on-year - +25.71% +9.38%
West Yorkshire median hourly rate - £21.19 £19.50
% change year-on-year - +8.65% +6.12%

Apache Cassandra
Job Vacancy Trend in Leeds

Job postings citing Apache Cassandra as a percentage of all IT jobs advertised in Leeds.

Job vacancy trend for Apache Cassandra in Leeds

Apache Cassandra
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for Apache Cassandra in Leeds

Apache Cassandra
Contractor Daily Rate Histogram in Leeds

The daily rate distribution of IT jobs citing Apache Cassandra in Leeds over the 6 months to 23 January 2018.

Contractor daily rate histogram for Apache Cassandra in Leeds

For the 6 months to 23 January 2018, IT contractor jobs citing Apache Cassandra 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 Apache Cassandra.

1 42 (89.36%) Agile Software Development
2 40 (85.11%) Java
3 34 (72.34%) SQL
4 31 (65.96%) Jenkins
5 30 (63.83%) TDD
5 30 (63.83%) MongoDB
5 30 (63.83%) NoSQL
6 29 (61.70%) BDD
6 29 (61.70%) Git (software)
7 27 (57.45%) Test Automation
7 27 (57.45%) Node.js
8 24 (51.06%) Cucumber
8 24 (51.06%) JIRA
8 24 (51.06%) Linux
8 24 (51.06%) Microservices
9 23 (48.94%) JavaScript
9 23 (48.94%) MySQL
9 23 (48.94%) JUnit
9 23 (48.94%) Software Engineering
9 23 (48.94%) Scrum
10 22 (46.81%) Confluence
11 21 (44.68%) REST
11 21 (44.68%) Red Hat Enterprise Linux
11 21 (44.68%) Kanban
11 21 (44.68%) Slack
12 20 (42.55%) SFIA
12 20 (42.55%) Jasmine
12 20 (42.55%) Open Source
12 20 (42.55%) PostgreSQL
12 20 (42.55%) Red Hat

Apache Cassandra
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 22 (46.81%) Confluence
2 11 (23.40%) Tomcat
3 5 (10.64%) JBoss
3 5 (10.64%) Jetty
3 5 (10.64%) Tornado
3 5 (10.64%) WebLogic
4 3 (6.38%) Elasticsearch
4 3 (6.38%) nginx
5 2 (4.26%) Apache
6 1 (2.13%) Apache Pig
Applications
1 2 (4.26%) Microsoft Project
Cloud Services
1 21 (44.68%) Slack
2 3 (6.38%) Amazon AWS
3 2 (4.26%) Microsoft Azure
4 1 (2.13%) AWS CloudFormation
4 1 (2.13%) CloudFront
4 1 (2.13%) GitHub
Communications & Networking
1 5 (10.64%) AMQP
2 1 (2.13%) HTTP
Database & Business Intelligence
1 30 (63.83%) MongoDB
1 30 (63.83%) NoSQL
2 23 (48.94%) MySQL
3 20 (42.55%) PostgreSQL
4 8 (17.02%) Hadoop
5 6 (12.77%) Relational Database
5 6 (12.77%) Riak
6 5 (10.64%) Couchbase
6 5 (10.64%) Oracle Database
6 5 (10.64%) Redis
7 3 (6.38%) Big Data
8 2 (4.26%) DB2
8 2 (4.26%) SQL Server
8 2 (4.26%) SQL Server 2014
9 1 (2.13%) Apache Hive
9 1 (2.13%) HBase
Development Applications
1 31 (65.96%) Jenkins
2 29 (61.70%) Git (software)
3 24 (51.06%) Cucumber
3 24 (51.06%) JIRA
4 23 (48.94%) JUnit
5 20 (42.55%) Jasmine
6 8 (17.02%) Maven
7 5 (10.64%) FitNesse
7 5 (10.64%) JBehave
7 5 (10.64%) Selenium
7 5 (10.64%) Vagrant
8 2 (4.26%) Mockito
8 2 (4.26%) Octopus Deploy
9 1 (2.13%) Babel
9 1 (2.13%) Grunt
9 1 (2.13%) gulp
9 1 (2.13%) SonarQube
General
1 4 (8.51%) Finance
2 3 (6.38%) Banking
3 2 (4.26%) Retail Banking
Job Titles
1 19 (40.43%) Developer
2 15 (31.91%) Software Engineer
3 13 (27.66%) Java Developer
4 10 (21.28%) Java Engineer
4 10 (21.28%) Java Software Engineer
5 8 (17.02%) JavaScript Engineer
6 7 (14.89%) Agile Developer
7 6 (12.77%) Agile Java Developer
7 6 (12.77%) JavaScript Developer
8 4 (8.51%) Analyst
8 4 (8.51%) SQL Analyst
8 4 (8.51%) SQL Support Analyst
8 4 (8.51%) Support Analyst
9 3 (6.38%) Consultant
9 3 (6.38%) IT Analyst
9 3 (6.38%) IT Support
9 3 (6.38%) IT Support Analyst
9 3 (6.38%) Oracle Consultant
9 3 (6.38%) Software Developer
10 2 (4.26%) Java Software Developer
Libraries, Frameworks & Software Standards
1 27 (57.45%) Node.js
2 21 (44.68%) REST
3 13 (27.66%) RabbitMQ
4 10 (21.28%) Spring
5 7 (14.89%) Apache Camel
5 7 (14.89%) Hibernate
5 7 (14.89%) Spring Boot
5 7 (14.89%) Web Services
6 6 (12.77%) AngularJS
6 6 (12.77%) Kafka
7 5 (10.64%) ActiveMQ
7 5 (10.64%) Flask
7 5 (10.64%) Gherkin
7 5 (10.64%) JMS
8 3 (6.38%) HTML
8 3 (6.38%) RESTful
9 2 (4.26%) .NET
9 2 (4.26%) .NET Framework
9 2 (4.26%) Autofac
9 2 (4.26%) Entity Framework
Miscellaneous
1 6 (12.77%) Analytical Skills
2 1 (2.13%) Clustering
2 1 (2.13%) Greenfield Project
2 1 (2.13%) Mobile App
Operating Systems
1 24 (51.06%) Linux
2 21 (44.68%) Red Hat Enterprise Linux
3 7 (14.89%) Unix
Processes & Methodologies
1 42 (89.36%) Agile Software Development
2 30 (63.83%) TDD
3 29 (61.70%) BDD
4 27 (57.45%) Test Automation
5 24 (51.06%) Microservices
6 23 (48.94%) Scrum
6 23 (48.94%) Software Engineering
7 21 (44.68%) Kanban
8 20 (42.55%) Open Source
8 20 (42.55%) SFIA
9 14 (29.79%) Integration Testing
10 12 (25.53%) SDLC
11 11 (23.40%) Coaching
11 11 (23.40%) Mentoring
12 10 (21.28%) Continuous Delivery
13 9 (19.15%) DevOps
14 5 (10.64%) DSDM
14 5 (10.64%) RUP
15 4 (8.51%) User Stories
16 3 (6.38%) Change Management
Programming Languages
1 40 (85.11%) Java
2 34 (72.34%) SQL
3 23 (48.94%) JavaScript
4 9 (19.15%) Python
5 6 (12.77%) Bash Shell
5 6 (12.77%) COBOL
6 5 (10.64%) Ruby
7 2 (4.26%) C#
7 2 (4.26%) Shell Script
8 1 (2.13%) ES6
8 1 (2.13%) Perl
8 1 (2.13%) PHP
8 1 (2.13%) PL/SQL
8 1 (2.13%) TypeScript
Qualifications
1 7 (14.89%) BPSS Clearance
2 1 (2.13%) Security Cleared
Quality Assurance & Compliance
1 1 (2.13%) QA
System Software
1 11 (23.40%) Docker
2 1 (2.13%) Xen
Systems Management
1 8 (17.02%) Puppet
2 7 (14.89%) Opscode Chef
3 6 (12.77%) Ansible
4 1 (2.13%) Kubernetes
4 1 (2.13%) Rancher
Vendors
1 20 (42.55%) Red Hat
2 11 (23.40%) Oracle
3 2 (4.26%) Microsoft
4 1 (2.13%) CA
4 1 (2.13%) Google