Period
to 27 October 2020

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Apache Cassandra skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Apache Cassandra over the 6 months to 27 October 2020 with a comparison to the same period in the previous 2 years.

Apache Cassandra
Central London > City of London
6 months to
27 Oct 2020
Same period 2019 Same period 2018
Rank 137 203 251
Rank change year-on-year +66 +48 -31
Permanent jobs citing Apache Cassandra 53 125 105
As % of all permanent jobs advertised in the City of London 1.45% 1.26% 0.95%
As % of the Database & Business Intelligence category 5.21% 4.14% 3.08%
Number of salaries quoted 81 110 101
Median annual salary £75,000 £77,500 £80,000
Median salary % change year-on-year -3.23% -3.13% +23.08%
10th Percentile £57,500 £59,875 £55,000
90th Percentile £110,000 £107,500 £112,500
Central London median annual salary £75,000 £77,500 £76,250
% change year-on-year -3.23% +1.64% +10.91%

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 permanent 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
Permanent vacancies with a requirement for database or business intelligence skills 1,018 3,017 3,410
As % of all permanent IT jobs advertised in the City of London 27.87% 30.32% 30.74%
Number of salaries quoted 853 2,701 3,100
Median annual salary £70,000 £67,500 £65,000
Median salary % change year-on-year +3.70% +3.85% +8.33%
10th Percentile £42,500 £43,750 £40,000
90th Percentile £100,000 £100,000 £95,000
Central London median annual salary £70,000 £65,000 £65,000
% change year-on-year +7.69% - +8.33%

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
Salary Trend in the City of London

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

Salary trend for Apache Cassandra in the City of London

Apache Cassandra
Salary Histogram in the City of London

Salary distribution for jobs citing Apache Cassandra in the City of London over the 6 months to 27 October 2020.

Salary histogram for Apache Cassandra in the City of London

For the 6 months to 27 October 2020, IT 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 permanent job ads across the City of London region with a requirement for Apache Cassandra.

1 39 (73.58%) Java
2 38 (71.70%) MongoDB
3 35 (66.04%) Hadoop
3 35 (66.04%) Kafka
3 35 (66.04%) Agile Software Development
4 31 (58.49%) Java 8
5 29 (54.72%) Self-Motivation
6 28 (52.83%) Big Data
7 21 (39.62%) NoSQL
8 20 (37.74%) Multithreading
9 19 (35.85%) ActiveMQ
9 19 (35.85%) TDD
9 19 (35.85%) JMS
10 15 (28.30%) Apache Spark
11 14 (26.42%) Continuous Integration
11 14 (26.42%) AWS
12 13 (24.53%) Kubernetes
12 13 (24.53%) Continuous Delivery
12 13 (24.53%) Microservices
13 11 (20.75%) Docker
14 10 (18.87%) Amazon DynamoDB
14 10 (18.87%) Kotlin
15 9 (16.98%) Ansible
15 9 (16.98%) Scala
15 9 (16.98%) Linux
15 9 (16.98%) Video\Live Streaming
16 8 (15.09%) Python
16 8 (15.09%) Splunk
17 7 (13.21%) Mobile App
17 7 (13.21%) OpenShift

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 15 (28.30%) Apache Spark
2 6 (11.32%) Apache
3 1 (1.89%) Elasticsearch
3 1 (1.89%) Tomcat
Cloud Services
1 14 (26.42%) AWS
2 7 (13.21%) OpenShift
3 5 (9.43%) SaaS
4 2 (3.77%) Azure
5 1 (1.89%) Amazon S3
5 1 (1.89%) Cloud Computing
5 1 (1.89%) GCP
5 1 (1.89%) Power Platform
5 1 (1.89%) Serverless
Communications & Networking
1 4 (7.55%) Kerberos
2 3 (5.66%) Firewall
3 1 (1.89%) HTTP
Database & Business Intelligence
1 38 (71.70%) MongoDB
2 35 (66.04%) Hadoop
3 28 (52.83%) Big Data
4 21 (39.62%) NoSQL
5 10 (18.87%) Amazon DynamoDB
6 7 (13.21%) SQL Server
7 6 (11.32%) RDBMS
7 6 (11.32%) Relational Database
8 4 (7.55%) DataStax
9 3 (5.66%) Apache Hive
10 2 (3.77%) Amazon Redshift
10 2 (3.77%) Data Warehouse
10 2 (3.77%) HBase
11 1 (1.89%) DataStage
11 1 (1.89%) Impala
11 1 (1.89%) Neo4j
11 1 (1.89%) Power BI
11 1 (1.89%) Redis
11 1 (1.89%) Snowflake Schema
11 1 (1.89%) Tableau
Development Applications
1 4 (7.55%) Git (software)
1 4 (7.55%) Jenkins
2 3 (5.66%) Atlassian Bamboo
2 3 (5.66%) Bitbucket
2 3 (5.66%) Gradle
2 3 (5.66%) Maven
3 1 (1.89%) Artifactory
General
1 7 (13.21%) Finance
2 2 (3.77%) Advertising
3 1 (1.89%) Games
3 1 (1.89%) Pharmaceutical
3 1 (1.89%) Publishing
Job Titles
1 40 (75.47%) Developer
2 33 (62.26%) Java Developer
3 9 (16.98%) Mid-Level Java Developer
4 7 (13.21%) Scala Developer
5 4 (7.55%) Administrator
5 4 (7.55%) Cassandra DBA
5 4 (7.55%) DBA
6 3 (5.66%) DevOps Engineer
6 3 (5.66%) Messaging Engineer
6 3 (5.66%) NoSQL Administrator
6 3 (5.66%) Senior Developer
6 3 (5.66%) Senior Java Developer
7 2 (3.77%) Automation Developer
7 2 (3.77%) Data Engineer
7 2 (3.77%) Full Stack Developer
8 1 (1.89%) Head of Analytics
8 1 (1.89%) Head of Data Science
8 1 (1.89%) Messaging Developer
8 1 (1.89%) Python Engineer
8 1 (1.89%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 35 (66.04%) Kafka
2 19 (35.85%) ActiveMQ
2 19 (35.85%) JMS
3 4 (7.55%) LDAP
3 4 (7.55%) Spring
4 2 (3.77%) React
4 2 (3.77%) Redux
5 1 (1.89%) Akka
5 1 (1.89%) Apache Thrift
5 1 (1.89%) Guice
5 1 (1.89%) JSON
5 1 (1.89%) LAMP
5 1 (1.89%) Lucene
5 1 (1.89%) Natural Language Processing
5 1 (1.89%) Protocol Buffers
5 1 (1.89%) REST
5 1 (1.89%) Spark Streaming
5 1 (1.89%) Spring Boot
5 1 (1.89%) Web Services
5 1 (1.89%) XMPP
Miscellaneous
1 29 (54.72%) Self-Motivation
2 9 (16.98%) Video\Live Streaming
3 7 (13.21%) Mobile App
4 4 (7.55%) Analytical Skills
5 3 (5.66%) Algorithms
Operating Systems
1 9 (16.98%) Linux
2 4 (7.55%) Red Hat Enterprise Linux
3 3 (5.66%) CentOS
4 1 (1.89%) Unix
Processes & Methodologies
1 35 (66.04%) Agile Software Development
2 20 (37.74%) Multithreading
3 19 (35.85%) TDD
4 14 (26.42%) Continuous Integration
5 13 (24.53%) Continuous Delivery
5 13 (24.53%) Microservices
6 4 (7.55%) Agile Project Management
6 4 (7.55%) Collaborative Working
6 4 (7.55%) Configuration Management
6 4 (7.55%) DevOps
6 4 (7.55%) ETL
6 4 (7.55%) Infrastructure as Code
6 4 (7.55%) Machine Learning
6 4 (7.55%) Project Management
6 4 (7.55%) Scrum
6 4 (7.55%) Site Reliability Engineering
7 3 (5.66%) Deployment Automation
7 3 (5.66%) Load Balancing
7 3 (5.66%) OOP
7 3 (5.66%) Task Automation
Programming Languages
1 39 (73.58%) Java
2 31 (58.49%) Java 8
3 10 (18.87%) Kotlin
4 9 (16.98%) Scala
5 8 (15.09%) Python
6 5 (9.43%) SQL
7 3 (5.66%) Bash Shell
7 3 (5.66%) C#
8 2 (3.77%) JavaScript
9 1 (1.89%) C
9 1 (1.89%) R
Qualifications
1 3 (5.66%) Computer Science Degree
1 3 (5.66%) Degree
Quality Assurance & Compliance
1 4 (7.55%) GDPR
System Software
1 11 (20.75%) Docker
2 4 (7.55%) Apache ZooKeeper
3 3 (5.66%) VMware Infrastructure
4 1 (1.89%) Apache Flume
Systems Management
1 13 (24.53%) Kubernetes
2 9 (16.98%) Ansible
3 5 (9.43%) Puppet
4 3 (5.66%) Prometheus
4 3 (5.66%) ZABBIX
5 2 (3.77%) Opscode Chef
6 1 (1.89%) Salt
6 1 (1.89%) Terraform
Vendors
1 8 (15.09%) Splunk
2 4 (7.55%) Oracle
2 4 (7.55%) Red Hat
3 3 (5.66%) VMware
4 2 (3.77%) Databricks
5 1 (1.89%) Alteryx
5 1 (1.89%) Google
5 1 (1.89%) Hortonworks
5 1 (1.89%) Informatica