Period
to 14 August 2020

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 14 August 2020 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
Central London > City of London
6 months to
14 Aug 2020
Same period 2019 Same period 2018
Rank 117 184 172
Rank change year-on-year +67 -12 -11
Contract jobs citing Apache Cassandra 12 52 88
As % of all contract jobs advertised in the City of London 0.56% 0.80% 1.26%
As % of the Database & Business Intelligence category 2.23% 3.04% 4.89%
Number of daily rates quoted 11 46 67
Median daily rate £600 £575 £575
Median daily rate % change year-on-year +4.35% - -
10th Percentile £413 £463 £470
90th Percentile £663 £663 £713
Central London median daily rate £600 £575 £550
% change year-on-year +4.35% +4.55% -4.35%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
Central London 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 the City of London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Contract vacancies with a requirement for database or business intelligence skills 539 1,710 1,800
As % of all contract IT jobs advertised in the City of London 25.28% 26.46% 25.77%
Number of daily rates quoted 373 1,365 1,429
Median daily rate £518 £525 £525
Median daily rate % change year-on-year -1.43% - +2.44%
10th Percentile £385 £400 £369
90th Percentile £688 £678 £688
Central London median daily rate £525 £525 £525
Number of hourly rates quoted 9 12 13
Median hourly rate £35.00 £46.85 £22.00
Median hourly rate % change year-on-year -25.29% +112.94% -4.32%
10th Percentile £21.20 £23.28 £19.50
90th Percentile £40.95 £60.33 £33.00
Median hourly rate £35.00 £35.00 £22.00
% change year-on-year - +59.09% -10.15%

Apache Cassandra
Job Vacancy Trend in the City of London

Job postings citing Apache Cassandra as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Apache Cassandra in the City of London

Apache Cassandra
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Apache Cassandra in the City of London.

Daily rate trend for Apache Cassandra in the City of London

Apache Cassandra
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Apache Cassandra in the City of London over the 6 months to 14 August 2020.

Daily rate histogram for Apache Cassandra in the City of London

Apache Cassandra
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Apache Cassandra within the City of London region over the 6 months to 14 August 2020. 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
Moorgate - 2 £625 -
Apache Cassandra
Central London

For the 6 months to 14 August 2020, IT contractor jobs citing Apache Cassandra also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Apache Cassandra.

1 9 (75.00%) Kafka
2 6 (50.00%) Java
3 5 (41.67%) DSL
3 5 (41.67%) NoSQL
3 5 (41.67%) Apache Avro
3 5 (41.67%) Spring Boot
4 4 (33.33%) Kubernetes
4 4 (33.33%) Software Engineering
4 4 (33.33%) Python
4 4 (33.33%) Java 8
5 3 (25.00%) Greenfield Project
5 3 (25.00%) Finance
5 3 (25.00%) AWS
5 3 (25.00%) Microservices
5 3 (25.00%) Terraform
5 3 (25.00%) Go
5 3 (25.00%) Ansible
5 3 (25.00%) Docker
5 3 (25.00%) DevOps
6 2 (16.67%) SaltStack
6 2 (16.67%) Salt
6 2 (16.67%) Amazon Redshift
6 2 (16.67%) zsh
6 2 (16.67%) GitHub
6 2 (16.67%) Data Engineering
6 2 (16.67%) Serverless Framework
6 2 (16.67%) AWS Certification
6 2 (16.67%) Liquibase
6 2 (16.67%) Scala
6 2 (16.67%) Hadoop

Apache Cassandra
Co-occurring IT Skills in the City of London 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 (8.33%) Apache Spark
1 1 (8.33%) Elasticsearch
Cloud Services
1 3 (25.00%) AWS
2 2 (16.67%) AWS Lambda
2 2 (16.67%) GitHub
2 2 (16.67%) Serverless
3 1 (8.33%) Amazon EKS
3 1 (8.33%) Amazon Kinesis
3 1 (8.33%) Azure
3 1 (8.33%) GCP
3 1 (8.33%) OpenShift
3 1 (8.33%) SaaS
Communications & Networking
1 5 (41.67%) DSL
Database & Business Intelligence
1 5 (41.67%) NoSQL
2 2 (16.67%) Amazon Aurora
2 2 (16.67%) Amazon Redshift
2 2 (16.67%) Big Data
2 2 (16.67%) Hadoop
2 2 (16.67%) MySQL
3 1 (8.33%) Scylla
Development Applications
1 2 (16.67%) Liquibase
2 1 (8.33%) Gradle
2 1 (8.33%) Jenkins
2 1 (8.33%) SonarQube
2 1 (8.33%) Sonatype Nexus
2 1 (8.33%) Spinnaker
General
1 3 (25.00%) Finance
2 1 (8.33%) Aerospace
2 1 (8.33%) Banking
Job Titles
1 4 (33.33%) Developer
2 3 (25.00%) DevOps Engineer
2 3 (25.00%) Software Engineer
3 2 (16.67%) Architect
3 2 (16.67%) AWS Architect
3 2 (16.67%) Security Architect
4 1 (8.33%) AWS DevOps
4 1 (8.33%) AWS DevOps Engineer
4 1 (8.33%) AWS Engineer
4 1 (8.33%) Azure DevOps Engineer
4 1 (8.33%) Azure Engineer
4 1 (8.33%) Big Data Architect
4 1 (8.33%) Cloud Engineer
4 1 (8.33%) Data Architect
4 1 (8.33%) Java Developer
4 1 (8.33%) Software Developer
Libraries, Frameworks & Software Standards
1 9 (75.00%) Kafka
2 5 (41.67%) Apache Avro
2 5 (41.67%) Spring Boot
3 2 (16.67%) Hibernate
3 2 (16.67%) Serverless Framework
4 1 (8.33%) Redux
4 1 (8.33%) Spring
Miscellaneous
1 3 (25.00%) Greenfield Project
2 1 (8.33%) Analytical Skills
Operating Systems
1 1 (8.33%) Linux
Processes & Methodologies
1 4 (33.33%) Software Engineering
2 3 (25.00%) DevOps
2 3 (25.00%) Microservices
3 2 (16.67%) Agile Software Development
3 2 (16.67%) Data Engineering
3 2 (16.67%) Infrastructure as Code
3 2 (16.67%) Scrum
3 2 (16.67%) Security Architecture
4 1 (8.33%) Coaching
4 1 (8.33%) Infrastructure Automation
4 1 (8.33%) Infrastructure Engineering
4 1 (8.33%) Migration
4 1 (8.33%) Mobile Development
4 1 (8.33%) Open Source
4 1 (8.33%) Problem-Solving
4 1 (8.33%) Scaled Agile Framework
4 1 (8.33%) Technical Leadership
Programming Languages
1 6 (50.00%) Java
2 4 (33.33%) Java 8
2 4 (33.33%) Python
3 3 (25.00%) Go
4 2 (16.67%) Bash Shell
4 2 (16.67%) Scala
5 1 (8.33%) TypeScript
Qualifications
1 2 (16.67%) AWS Certification
2 1 (8.33%) SC Cleared
2 1 (8.33%) Security Cleared
System Software
1 3 (25.00%) Docker
2 2 (16.67%) zsh
Systems Management
1 4 (33.33%) Kubernetes
2 3 (25.00%) Ansible
2 3 (25.00%) Terraform
3 2 (16.67%) Puppet
3 2 (16.67%) Salt
Vendors
1 2 (16.67%) Cloudera
1 2 (16.67%) SaltStack
2 1 (8.33%) Google
2 1 (8.33%) Microsoft
2 1 (8.33%) Oracle