Period
to 8 May 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 8 May 2021 with a comparison to the same period in the previous 2 years.

Apache Cassandra
Central London > City of London
6 months to
8 May 2021
Same period 2020 Same period 2019
Rank 177 203 228
Rank change year-on-year +26 +25 +52
Permanent jobs citing Apache Cassandra 55 73 107
As % of all permanent jobs advertised in the City of London 1.10% 0.97% 1.06%
As % of the Database & Business Intelligence category 3.74% 4.05% 3.46%
Number of salaries quoted 54 68 97
10th Percentile £72,500 £61,750 £55,000
25th Percentile £77,813 £68,438 £67,500
Median annual salary (50th Percentile) £100,000 £80,000 £77,500
Median % change year-on-year +25.00% +3.23% +3.33%
75th Percentile £110,000 £103,750 £92,500
90th Percentile £121,750 £120,000 £98,750
Central London median annual salary £100,000 £80,000 £75,000
% change year-on-year +25.00% +6.67% +3.45%

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 1,472 1,802 3,089
As % of all permanent IT jobs advertised in the City of London 29.40% 23.91% 30.53%
Number of salaries quoted 1,302 1,586 2,793
10th Percentile £45,000 £41,250 £41,250
25th Percentile £53,750 £51,250 £51,250
Median annual salary (50th Percentile) £72,500 £67,500 £67,500
Median % change year-on-year +7.41% - +8.00%
75th Percentile £88,750 £83,750 £83,750
90th Percentile £107,500 £100,000 £97,500
Central London median annual salary £70,000 £68,875 £65,000
% change year-on-year +1.63% +5.96% +4.00%

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 8 May 2021.

Salary histogram for Apache Cassandra in the City of London

For the 6 months to 8 May 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 46 (83.64%) Java
2 43 (78.18%) Agile Software Development
2 43 (78.18%) MongoDB
3 37 (67.27%) Kafka
4 34 (61.82%) Hadoop
4 34 (61.82%) Java 8
5 32 (58.18%) Self-Motivation
6 31 (56.36%) Big Data
7 26 (47.27%) Kubernetes
8 24 (43.64%) AWS
8 24 (43.64%) NoSQL
9 23 (41.82%) Microservices
9 23 (41.82%) Multithreading
10 19 (34.55%) Continuous Integration
10 19 (34.55%) TDD
10 19 (34.55%) ActiveMQ
10 19 (34.55%) JMS
11 17 (30.91%) Continuous Delivery
12 15 (27.27%) Ansible
13 14 (25.45%) Kotlin
14 13 (23.64%) Amazon DynamoDB
14 13 (23.64%) DevOps
14 13 (23.64%) Video\Live Streaming
15 12 (21.82%) Python
15 12 (21.82%) Jenkins
16 11 (20.00%) GCP
16 11 (20.00%) Bash Shell
16 11 (20.00%) Atlassian Bamboo
16 11 (20.00%) Finance
17 10 (18.18%) Linux

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 5 (9.09%) Elasticsearch
2 3 (5.45%) Apache Spark
2 3 (5.45%) OpenStack
Cloud Services
1 24 (43.64%) AWS
2 11 (20.00%) GCP
3 8 (14.55%) SaaS
4 4 (7.27%) Azure
4 4 (7.27%) OpenShift
5 3 (5.45%) Cloud Computing
6 1 (1.82%) Amazon EC2
6 1 (1.82%) Amazon EMR
6 1 (1.82%) AWS Data Pipeline
6 1 (1.82%) Matillion
Communications & Networking
1 3 (5.45%) HTTP
2 2 (3.64%) Firewall
Database & Business Intelligence
1 43 (78.18%) MongoDB
2 34 (61.82%) Hadoop
3 31 (56.36%) Big Data
4 24 (43.64%) NoSQL
5 13 (23.64%) Amazon DynamoDB
6 4 (7.27%) SQL Server
7 3 (5.45%) HBase
7 3 (5.45%) Relational Database
8 2 (3.64%) Data Warehouse
8 2 (3.64%) PostgreSQL
9 1 (1.82%) Amazon RDS
9 1 (1.82%) Amazon Redshift
9 1 (1.82%) KDB
9 1 (1.82%) RDBMS
9 1 (1.82%) Scylla
Development Applications
1 12 (21.82%) Jenkins
2 11 (20.00%) Atlassian Bamboo
3 4 (7.27%) Gradle
3 4 (7.27%) Maven
4 3 (5.45%) Git (software)
5 2 (3.64%) Bitbucket
6 1 (1.82%) JIRA
General
1 11 (20.00%) Finance
2 2 (3.64%) Banking
3 1 (1.82%) Advertising
3 1 (1.82%) Front Office
3 1 (1.82%) Marketing
3 1 (1.82%) Retail
3 1 (1.82%) Retail Banking
3 1 (1.82%) Social Skills
Job Titles
1 39 (70.91%) Developer
2 38 (69.09%) Java Developer
3 9 (16.36%) Lead Developer
4 8 (14.55%) Lead Java Developer
5 6 (10.91%) DevOps Manager
6 5 (9.09%) DevOps Engineer
7 3 (5.45%) Cloud Developer
7 3 (5.45%) Java Developer - Fintech
7 3 (5.45%) Senior Developer
8 2 (3.64%) Data Engineer
8 2 (3.64%) Java Engineer
8 2 (3.64%) Messaging Engineer
8 2 (3.64%) React Developer
8 2 (3.64%) Senior Java Developer
8 2 (3.64%) Senior Java Engineer
9 1 (1.82%) Senior Data Engineer
9 1 (1.82%) Team Leader
Libraries, Frameworks & Software Standards
1 37 (67.27%) Kafka
2 19 (34.55%) ActiveMQ
2 19 (34.55%) JMS
3 5 (9.09%) Protocol Buffers
4 4 (7.27%) Apache Thrift
4 4 (7.27%) Lucene
5 3 (5.45%) Play Framework
5 3 (5.45%) Redux
5 3 (5.45%) Spring
5 3 (5.45%) XMPP
6 1 (1.82%) Angular 2
6 1 (1.82%) AngularJS
6 1 (1.82%) Elastic Stack
6 1 (1.82%) Flutter
6 1 (1.82%) GraphQL
6 1 (1.82%) gRPC
6 1 (1.82%) Guice
6 1 (1.82%) React Native
6 1 (1.82%) Spark Streaming
6 1 (1.82%) Spring Boot
Miscellaneous
1 32 (58.18%) Self-Motivation
2 13 (23.64%) Video\Live Streaming
3 5 (9.09%) Private Cloud
4 2 (3.64%) Data Structures
4 2 (3.64%) Derivative
5 1 (1.82%) Algorithms
5 1 (1.82%) Data Centre
5 1 (1.82%) Equities
5 1 (1.82%) Equity Derivative
5 1 (1.82%) Fixed Income
5 1 (1.82%) Management Information System
5 1 (1.82%) Mobile App
5 1 (1.82%) PKI
Operating Systems
1 10 (18.18%) Linux
2 3 (5.45%) Unix
3 2 (3.64%) CentOS
Processes & Methodologies
1 43 (78.18%) Agile Software Development
2 23 (41.82%) Microservices
2 23 (41.82%) Multithreading
3 19 (34.55%) Continuous Integration
3 19 (34.55%) TDD
4 17 (30.91%) Continuous Delivery
5 13 (23.64%) DevOps
6 8 (14.55%) Fintech
7 7 (12.73%) Computer Science
8 5 (9.09%) Analytics
8 5 (9.09%) OO
8 5 (9.09%) People Management
9 4 (7.27%) OOD
9 4 (7.27%) Product Requirements
9 4 (7.27%) Software Delivery
9 4 (7.27%) Task Automation
10 3 (5.45%) API Development
10 3 (5.45%) CQRS
10 3 (5.45%) Deployment Automation
10 3 (5.45%) Infrastructure as Code
Programming Languages
1 46 (83.64%) Java
2 34 (61.82%) Java 8
3 14 (25.45%) Kotlin
4 12 (21.82%) Python
5 11 (20.00%) Bash Shell
6 8 (14.55%) SQL
7 3 (5.45%) C#
8 2 (3.64%) Scala
9 1 (1.82%) Go
9 1 (1.82%) JavaScript
9 1 (1.82%) Julia
9 1 (1.82%) Perl
9 1 (1.82%) Ruby
Qualifications
1 6 (10.91%) Degree
2 3 (5.45%) Computer Science Degree
Quality Assurance & Compliance
1 2 (3.64%) QA
2 1 (1.82%) Data Quality
System Software
1 8 (14.55%) Apache ZooKeeper
2 6 (10.91%) Docker
3 4 (7.27%) VMware Infrastructure
Systems Management
1 26 (47.27%) Kubernetes
2 15 (27.27%) Ansible
3 10 (18.18%) Puppet
4 3 (5.45%) Prometheus
5 2 (3.64%) ZABBIX
6 1 (1.82%) Grafana
6 1 (1.82%) Terraform
Vendors
1 4 (7.27%) VMware
2 3 (5.45%) Splunk
3 1 (1.82%) AppDynamics
3 1 (1.82%) Greenplum