Period
to 22 January 2021

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 22 January 2021 with a comparison to the same period in the previous 2 years.

Apache Cassandra
Central London > City of London
6 months to
22 Jan 2021
Same period 2020 Same period 2019
Rank 174 199 211
Rank change year-on-year +25 +12 +40
Permanent jobs citing Apache Cassandra 41 101 130
As % of all permanent jobs advertised in the City of London 0.94% 1.10% 1.26%
As % of the Database & Business Intelligence category 3.12% 4.02% 4.17%
Number of salaries quoted 64 86 130
Median annual salary £91,250 £77,500 £77,500
Median salary % change year-on-year +17.74% - +3.33%
10th Percentile £57,500 £60,000 £49,337
90th Percentile £110,000 £112,500 £101,375
Central London median annual salary £90,000 £75,000 £75,000
% change year-on-year +20.00% - +7.14%

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 1,313 2,514 3,116
As % of all permanent IT jobs advertised in the City of London 30.26% 27.34% 30.22%
Number of salaries quoted 1,105 2,238 2,816
Median annual salary £72,500 £67,500 £65,000
Median salary % change year-on-year +7.41% +3.85% +8.33%
10th Percentile £45,000 £42,500 £40,875
90th Percentile £103,750 £102,500 £96,250
Central London median annual salary £70,000 £67,500 £65,000
% change year-on-year +3.70% +3.85% +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 22 January 2021.

Salary histogram for Apache Cassandra in the City of London

For the 6 months to 22 January 2021, 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 34 (82.93%) MongoDB
2 31 (75.61%) Kafka
3 30 (73.17%) Hadoop
3 30 (73.17%) Java
4 29 (70.73%) Agile Software Development
5 25 (60.98%) Java 8
5 25 (60.98%) Self-Motivation
6 24 (58.54%) Big Data
7 19 (46.34%) Kubernetes
7 19 (46.34%) ActiveMQ
7 19 (46.34%) Multithreading
7 19 (46.34%) JMS
8 15 (36.59%) NoSQL
9 12 (29.27%) Apache Spark
10 11 (26.83%) TDD
11 10 (24.39%) AWS
12 9 (21.95%) Continuous Integration
12 9 (21.95%) Continuous Delivery
12 9 (21.95%) Ansible
12 9 (21.95%) Splunk
13 8 (19.51%) Docker
13 8 (19.51%) Finance
14 7 (17.07%) SQL Server
14 7 (17.07%) Linux
14 7 (17.07%) Scala
14 7 (17.07%) OpenShift
14 7 (17.07%) Microservices
15 6 (14.63%) Kotlin
15 6 (14.63%) Amazon DynamoDB
15 6 (14.63%) Python

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 12 (29.27%) Apache Spark
2 4 (9.76%) Apache
Cloud Services
1 10 (24.39%) AWS
2 7 (17.07%) OpenShift
3 4 (9.76%) SaaS
4 3 (7.32%) Azure
4 3 (7.32%) GCP
5 1 (2.44%) Serverless
Communications & Networking
1 4 (9.76%) Kerberos
2 3 (7.32%) Firewall
Database & Business Intelligence
1 34 (82.93%) MongoDB
2 30 (73.17%) Hadoop
3 24 (58.54%) Big Data
4 15 (36.59%) NoSQL
5 7 (17.07%) SQL Server
6 6 (14.63%) Amazon DynamoDB
7 5 (12.20%) RDBMS
7 5 (12.20%) Relational Database
8 4 (9.76%) DataStax
9 1 (2.44%) Amazon Redshift
9 1 (2.44%) Data Warehouse
9 1 (2.44%) DataStage
9 1 (2.44%) Neo4j
9 1 (2.44%) Redis
9 1 (2.44%) Scylla
9 1 (2.44%) Snowflake Schema
9 1 (2.44%) SQL Server Integration Services
Development Applications
1 4 (9.76%) Jenkins
2 3 (7.32%) Atlassian Bamboo
2 3 (7.32%) Bitbucket
2 3 (7.32%) Git (software)
2 3 (7.32%) Gradle
2 3 (7.32%) Maven
General
1 8 (19.51%) Finance
2 1 (2.44%) Banking
2 1 (2.44%) Marketing
2 1 (2.44%) Retail
2 1 (2.44%) Retail Banking
Job Titles
1 30 (73.17%) Developer
2 25 (60.98%) Java Developer
3 5 (12.20%) Scala Developer
4 4 (9.76%) Administrator
4 4 (9.76%) Cassandra DBA
4 4 (9.76%) DBA
4 4 (9.76%) Mid-Level Java Developer
5 3 (7.32%) DevOps Engineer
5 3 (7.32%) Messaging Engineer
5 3 (7.32%) NoSQL Administrator
6 1 (2.44%) Data Engineer
6 1 (2.44%) Full Stack Developer
6 1 (2.44%) Lead Software Engineer
6 1 (2.44%) Senior Data Engineer
6 1 (2.44%) Software Engineer
Libraries, Frameworks & Software Standards
1 31 (75.61%) Kafka
2 19 (46.34%) ActiveMQ
2 19 (46.34%) JMS
3 4 (9.76%) LDAP
4 1 (2.44%) Akka
4 1 (2.44%) React
4 1 (2.44%) Spark Streaming
Miscellaneous
1 25 (60.98%) Self-Motivation
2 5 (12.20%) Mobile App
2 5 (12.20%) Video\Live Streaming
3 4 (9.76%) Analytical Skills
4 2 (4.88%) Algorithms
5 1 (2.44%) Private Cloud
Operating Systems
1 7 (17.07%) Linux
2 4 (9.76%) Red Hat Enterprise Linux
3 3 (7.32%) CentOS
Processes & Methodologies
1 29 (70.73%) Agile Software Development
2 19 (46.34%) Multithreading
3 11 (26.83%) TDD
4 9 (21.95%) Continuous Delivery
4 9 (21.95%) Continuous Integration
5 7 (17.07%) Microservices
6 4 (9.76%) Agile Project Management
6 4 (9.76%) Collaborative Working
6 4 (9.76%) Configuration Management
6 4 (9.76%) DevOps
6 4 (9.76%) Infrastructure as Code
6 4 (9.76%) Project Management
6 4 (9.76%) Scrum
7 3 (7.32%) Computer Science
7 3 (7.32%) Deployment Automation
7 3 (7.32%) Load Balancing
7 3 (7.32%) OOP
7 3 (7.32%) Product Requirements
7 3 (7.32%) Site Reliability Engineering
7 3 (7.32%) Task Automation
Programming Languages
1 30 (73.17%) Java
2 25 (60.98%) Java 8
3 7 (17.07%) Scala
4 6 (14.63%) Kotlin
4 6 (14.63%) Python
5 4 (9.76%) Bash Shell
5 4 (9.76%) SQL
6 3 (7.32%) C#
7 1 (2.44%) JavaScript
7 1 (2.44%) Julia
7 1 (2.44%) R
Qualifications
1 3 (7.32%) Computer Science Degree
1 3 (7.32%) Degree
Quality Assurance & Compliance
1 4 (9.76%) GDPR
System Software
1 8 (19.51%) Docker
2 3 (7.32%) Apache ZooKeeper
2 3 (7.32%) VMware Infrastructure
3 1 (2.44%) Apache Flume
Systems Management
1 19 (46.34%) Kubernetes
2 9 (21.95%) Ansible
3 4 (9.76%) Prometheus
3 4 (9.76%) Puppet
4 3 (7.32%) ZABBIX
5 2 (4.88%) Terraform
6 1 (2.44%) Grafana
6 1 (2.44%) Opscode Chef
Vendors
1 9 (21.95%) Splunk
2 4 (9.76%) Oracle
2 4 (9.76%) Red Hat
3 3 (7.32%) VMware
4 1 (2.44%) AppDynamics
4 1 (2.44%) Databricks
4 1 (2.44%) Informatica