Period
to 18 October 2021

The following table provides summary statistics for permanent job vacancies advertised in 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 18 October 2021 with a comparison to the same period in the previous 2 years.

Apache Cassandra
England > London
6 months to
18 Oct 2021
Same period 2020 Same period 2019
Rank 428 278 387
Rank change year-on-year -150 +109 -51
Permanent jobs citing Apache Cassandra 339 203 410
As % of all permanent jobs advertised in London 0.67% 1.05% 0.75%
As % of the Database & Business Intelligence category 2.11% 3.65% 2.58%
Number of salaries quoted 189 182 324
10th Percentile £57,250 £52,750 £50,000
25th Percentile £68,750 £60,313 £63,750
Median annual salary (50th Percentile) £80,000 £72,500 £78,000
Median % change year-on-year +10.34% -7.05% +7.59%
75th Percentile £97,500 £94,500 £95,000
90th Percentile £110,000 £107,375 £112,500
England median annual salary £75,000 £70,000 £70,000
% change year-on-year +7.14% - +7.69%

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 London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
London
Permanent vacancies with a requirement for database or business intelligence skills 16,051 5,558 15,863
As % of all permanent IT jobs advertised in London 31.89% 28.71% 29.00%
Number of salaries quoted 9,518 4,722 13,231
10th Percentile £45,000 £42,500 £37,500
25th Percentile £54,250 £52,500 £48,750
Median annual salary (50th Percentile) £70,000 £70,000 £65,000
Median % change year-on-year - +7.69% +4.00%
75th Percentile £90,000 £86,250 £82,500
90th Percentile £107,500 £105,000 £98,750
England median annual salary £58,500 £55,000 £52,500
% change year-on-year +6.36% +4.76% +5.00%

Apache Cassandra
Job Vacancy Trend in London

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

Job vacancy trend for Apache Cassandra in London

Apache Cassandra
Salary Trend in London

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

Salary trend for Apache Cassandra in London

Apache Cassandra
Salary Histogram in London

Salary distribution for jobs citing Apache Cassandra in London over the 6 months to 18 October 2021.

Salary histogram for Apache Cassandra in London

Apache Cassandra
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Apache Cassandra within the London region over the 6 months to 18 October 2021. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -56 65 £95,000 +26.67% 25
West London - 9 £75,000 - 2
East London -25 1 - - 1
South London - 1 - -
Apache Cassandra
England

For the 6 months to 18 October 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 London region with a requirement for Apache Cassandra.

1 227 (66.96%) Java
2 205 (60.47%) Kafka
3 204 (60.18%) Agile Software Development
4 185 (54.57%) MongoDB
5 157 (46.31%) Kubernetes
6 148 (43.66%) Docker
7 146 (43.07%) NoSQL
8 140 (41.30%) AWS
9 123 (36.28%) Finance
10 120 (35.40%) Spring
11 118 (34.81%) Microservices
12 117 (34.51%) Python
13 115 (33.92%) DevOps
14 110 (32.45%) SQL
15 97 (28.61%) Software Engineering
16 92 (27.14%) Apache Spark
17 87 (25.66%) JavaScript
18 86 (25.37%) Linux
18 86 (25.37%) PostgreSQL
18 86 (25.37%) Big Data
19 81 (23.89%) Jenkins
20 80 (23.60%) Hadoop
20 80 (23.60%) Java 8
21 79 (23.30%) Full Stack Development
21 79 (23.30%) Redis
21 79 (23.30%) Elasticsearch
22 76 (22.42%) Analytics
23 74 (21.83%) Spring Boot
24 72 (21.24%) React
24 72 (21.24%) Test Automation

Apache Cassandra
Co-occurring IT Skills in 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 92 (27.14%) Apache Spark
2 79 (23.30%) Elasticsearch
3 29 (8.55%) Apache
4 12 (3.54%) Apache Airflow
5 9 (2.65%) Luigi
6 7 (2.06%) IIS
7 5 (1.47%) nginx
7 5 (1.47%) OpenStack
7 5 (1.47%) Tomcat
8 4 (1.18%) Apache Pulsar
8 4 (1.18%) IBM Domino
9 3 (0.88%) Apache Solr
9 3 (0.88%) Drupal
10 2 (0.59%) Apache Pig
10 2 (0.59%) Cloud Foundry
10 2 (0.59%) GemFire
10 2 (0.59%) SAS
10 2 (0.59%) Tornado
10 2 (0.59%) Traefik
11 1 (0.29%) JBoss
Applications
1 1 (0.29%) Chatbot
1 1 (0.29%) Weka
Business Applications
1 9 (2.65%) Payment Gateway
2 4 (1.18%) Summit
Cloud Services
1 140 (41.30%) AWS
2 69 (20.35%) Azure
3 59 (17.40%) GCP
4 35 (10.32%) OpenShift
5 27 (7.96%) Snowflake
6 25 (7.37%) SaaS
7 21 (6.19%) Amazon S3
7 21 (6.19%) Cloud Computing
8 14 (4.13%) GitHub
8 14 (4.13%) Serverless
9 13 (3.83%) Amazon EC2
9 13 (3.83%) Datadog
9 13 (3.83%) PaaS
10 9 (2.65%) DigitalOcean
11 8 (2.36%) Azure Cosmos DB
12 7 (2.06%) Amazon ECS
12 7 (2.06%) Amazon EMR
12 7 (2.06%) Amazon Kinesis
12 7 (2.06%) MinIO
12 7 (2.06%) Power Platform
Communications & Networking
1 22 (6.49%) HTTP
2 15 (4.42%) Internet
3 6 (1.77%) TCP/IP
4 4 (1.18%) Extranet
4 4 (1.18%) Intranet
4 4 (1.18%) RIP
4 4 (1.18%) Sourcefire
5 3 (0.88%) DNS
5 3 (0.88%) Firewall
6 2 (0.59%) SMS
6 2 (0.59%) VLAN
7 1 (0.29%) Broadband
7 1 (0.29%) SSH
7 1 (0.29%) tcpdump
7 1 (0.29%) Telnet
7 1 (0.29%) Unified Communications
Database & Business Intelligence
1 185 (54.57%) MongoDB
2 146 (43.07%) NoSQL
3 86 (25.37%) Big Data
3 86 (25.37%) PostgreSQL
4 80 (23.60%) Hadoop
5 79 (23.30%) Redis
6 70 (20.65%) Relational Database
7 51 (15.04%) MySQL
8 28 (8.26%) HBase
9 27 (7.96%) Amazon DynamoDB
10 26 (7.67%) SQL Server
11 21 (6.19%) KDB
12 20 (5.90%) Blockchain
12 20 (5.90%) Data Lake
13 19 (5.60%) Apache Hive
14 18 (5.31%) ArangoDB
15 16 (4.72%) Hazelcast
16 15 (4.42%) Amazon RDS
17 14 (4.13%) InfluxDB
17 14 (4.13%) Oracle Database
Development Applications
1 81 (23.89%) Jenkins
2 67 (19.76%) Git (software)
3 39 (11.50%) Maven
4 21 (6.19%) JUnit
5 17 (5.01%) GitLab
5 17 (5.01%) Mockito
6 11 (3.24%) Cucumber
6 11 (3.24%) Gradle
7 10 (2.95%) Bitbucket
8 9 (2.65%) Capybara
8 9 (2.65%) minitest
8 9 (2.65%) RSpec
9 8 (2.36%) Atlassian Bamboo
9 8 (2.36%) JIRA
10 6 (1.77%) Babel
10 6 (1.77%) dotCover
10 6 (1.77%) NCover
10 6 (1.77%) NUnit
10 6 (1.77%) Visual Studio
10 6 (1.77%) webpack
General
1 123 (36.28%) Finance
2 58 (17.11%) Social Skills
3 40 (11.80%) Games
4 19 (5.60%) Front Office
4 19 (5.60%) Retail
5 18 (5.31%) Advertising
6 16 (4.72%) Analytical Skills
7 14 (4.13%) Back Office
8 12 (3.54%) Banking
8 12 (3.54%) Telecoms
9 11 (3.24%) Marketing
10 10 (2.95%) Inclusion and Diversity
11 7 (2.06%) Financial Institution
11 7 (2.06%) Law
12 4 (1.18%) Legal
13 1 (0.29%) Electronics
13 1 (0.29%) Manufacturing
13 1 (0.29%) Online Betting
13 1 (0.29%) Organisational Skills
13 1 (0.29%) Presentation Skills
Job Titles
1 149 (43.95%) Developer
2 111 (32.74%) Java Developer
3 75 (22.12%) Senior Developer
4 54 (15.93%) Senior Java Developer
5 39 (11.50%) Java Engineer
6 34 (10.03%) Software Engineer
7 28 (8.26%) Data Engineer
8 19 (5.60%) Senior Java Engineer
9 16 (4.72%) Architect
10 15 (4.42%) DevOps Engineer
10 15 (4.42%) Senior Software Engineer
11 14 (4.13%) Big Data Engineer
12 12 (3.54%) Cassandra Developer
12 12 (3.54%) Senior Data Engineer
13 11 (3.24%) Full Stack Developer
13 11 (3.24%) Site Reliability Engineer
14 10 (2.95%) Consultant
14 10 (2.95%) Data Architect
15 9 (2.65%) Ruby on Rails Developer
15 9 (2.65%) Senior Full Stack Developer
Libraries, Frameworks & Software Standards
1 205 (60.47%) Kafka
2 120 (35.40%) Spring
3 74 (21.83%) Spring Boot
4 72 (21.24%) React
5 68 (20.06%) AngularJS
6 62 (18.29%) REST
7 49 (14.45%) Node.js
8 39 (11.50%) HTML
9 38 (11.21%) Web Services
10 32 (9.44%) CSS
11 29 (8.55%) Redux
12 28 (8.26%) RabbitMQ
13 26 (7.67%) RESTful
14 23 (6.78%) Java EE
15 22 (6.49%) Hibernate
15 22 (6.49%) Lucene
16 21 (6.19%) Ember.js
17 20 (5.90%) .NET
17 20 (5.90%) Play Framework
17 20 (5.90%) Protocol Buffers
Miscellaneous
1 45 (13.27%) Algorithms
1 45 (13.27%) Data Structures
2 41 (12.09%) Self-Motivation
3 31 (9.14%) User Experience
4 25 (7.37%) SWIFT
5 24 (7.08%) Cloud Native
6 21 (6.19%) iPhone
7 19 (5.60%) Derivative
8 18 (5.31%) Blog
9 16 (4.72%) Digital Media
10 12 (3.54%) Bitcoin
11 10 (2.95%) Virtual Team
12 9 (2.65%) Enterprise Software
12 9 (2.65%) Social Network
13 8 (2.36%) Social Media
14 7 (2.06%) Linux Command Line
15 6 (1.77%) Mobile App
16 5 (1.47%) Online Games
16 5 (1.47%) Private Cloud
16 5 (1.47%) Video\Live Streaming
Operating Systems
1 86 (25.37%) Linux
2 37 (10.91%) Unix
3 22 (6.49%) Red Hat Enterprise Linux
4 12 (3.54%) Windows
5 9 (2.65%) Android
6 8 (2.36%) Apple iOS
7 4 (1.18%) VMS
8 3 (0.88%) DC/OS
9 2 (0.59%) CentOS
10 1 (0.29%) CoreOS
10 1 (0.29%) Debian
Processes & Methodologies
1 204 (60.18%) Agile Software Development
2 118 (34.81%) Microservices
3 115 (33.92%) DevOps
4 97 (28.61%) Software Engineering
5 79 (23.30%) Full Stack Development
6 76 (22.42%) Analytics
7 72 (21.24%) Test Automation
8 71 (20.94%) TDD
9 65 (19.17%) Multithreading
10 63 (18.58%) Computer Science
11 57 (16.81%) Event-Driven
12 55 (16.22%) Event-Driven Architecture
13 52 (15.34%) Problem-Solving
14 47 (13.86%) Mentoring
15 46 (13.57%) OO
16 43 (12.68%) Data Modelling
17 38 (11.21%) Continuous Delivery
18 36 (10.62%) Continuous Integration
19 33 (9.73%) BDD
19 33 (9.73%) OOD
Programming Languages
1 227 (66.96%) Java
2 117 (34.51%) Python
3 110 (32.45%) SQL
4 87 (25.66%) JavaScript
5 80 (23.60%) Java 8
6 39 (11.50%) Scala
7 36 (10.62%) TypeScript
8 33 (9.73%) C#
9 30 (8.85%) Go
10 23 (6.78%) Bash Shell
11 13 (3.83%) Shell Script
12 12 (3.54%) Kotlin
12 12 (3.54%) Ruby
13 11 (3.24%) R
14 10 (2.95%) PHP
14 10 (2.95%) PowerShell
15 9 (2.65%) CoffeeScript
15 9 (2.65%) ES6
16 7 (2.06%) Perl
17 6 (1.77%) Clojure
Qualifications
1 44 (12.98%) Degree
2 31 (9.14%) Computer Science Degree
3 9 (2.65%) Master's Degree
4 8 (2.36%) PhD
Quality Assurance & Compliance
1 42 (12.39%) QA
2 2 (0.59%) Data Quality
2 2 (0.59%) MiFID
System Software
1 148 (43.66%) Docker
2 24 (7.08%) Apache ZooKeeper
3 6 (1.77%) HDFS
4 4 (1.18%) Virtual Machines
4 4 (1.18%) VMware Infrastructure
5 3 (0.88%) Ceph
5 3 (0.88%) NFS
6 1 (0.29%) Apache Flume
6 1 (0.29%) Hyper-V
Systems Management
1 157 (46.31%) Kubernetes
2 59 (17.40%) Ansible
3 30 (8.85%) Terraform
4 19 (5.60%) Puppet
5 11 (3.24%) Prometheus
6 10 (2.95%) Kibana
7 9 (2.65%) Grafana
7 9 (2.65%) Istio
7 9 (2.65%) logstash
8 7 (2.06%) Opscode Chef
9 5 (1.47%) HAProxy
10 4 (1.18%) ZABBIX
11 3 (0.88%) Ambari
11 3 (0.88%) Graylog
11 3 (0.88%) Hadoop YARN
11 3 (0.88%) HP Fortify
11 3 (0.88%) Icinga
11 3 (0.88%) Mesos
11 3 (0.88%) Nagios
11 3 (0.88%) Salt
Vendors
1 37 (10.91%) Oracle
2 25 (7.37%) Google
3 24 (7.08%) Splunk
4 21 (6.19%) Red Hat
5 20 (5.90%) Greenplum
6 15 (4.42%) Cisco
7 12 (3.54%) PagerDuty
8 8 (2.36%) TIBCO
9 7 (2.06%) Databricks
9 7 (2.06%) Dell
10 6 (1.77%) Hortonworks
11 5 (1.47%) Microsoft
11 5 (1.47%) Palantir
11 5 (1.47%) VMware
12 4 (1.18%) Instagram
12 4 (1.18%) Salesforce.com
12 4 (1.18%) Sybase
12 4 (1.18%) Twitter
12 4 (1.18%) Xamarin
13 3 (0.88%) Spotify