Period
to 11 April 2021

The following table provides summary statistics for permanent job vacancies 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 11 April 2021 with a comparison to the same period in the previous 2 years.

Apache Cassandra
UK
6 months to
11 Apr 2021
Same period 2020 Same period 2019
Rank 520 510 367
Rank change year-on-year -10 -143 -14
Permanent jobs citing Apache Cassandra 355 561 1,293
As % of all permanent jobs advertised in the UK 0.43% 0.49% 0.87%
As % of the Database & Business Intelligence category 1.62% 1.83% 3.05%
Number of salaries quoted 286 404 1,074
10th Percentile £47,500 £41,625 £37,500
25th Percentile £52,500 £52,500 £47,500
Median annual salary (50th Percentile) £71,250 £72,500 £67,500
Median % change year-on-year -1.72% +7.41% +3.85%
75th Percentile £87,500 £87,500 £85,000
90th Percentile £106,250 £110,000 £105,000
UK excluding London median annual salary £57,500 £55,000 £50,000
% change year-on-year +4.55% +10.00% -7.41%

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 with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
UK
Permanent vacancies with a requirement for database or business intelligence skills 21,862 30,584 42,327
As % of all permanent IT jobs advertised in the UK 26.40% 26.93% 28.44%
Number of salaries quoted 17,672 25,220 35,065
10th Percentile £33,750 £32,500 £31,250
25th Percentile £41,250 £40,000 £37,500
Median annual salary (50th Percentile) £55,000 £52,500 £52,500
Median % change year-on-year +4.76% - +5.00%
75th Percentile £73,750 £72,500 £70,000
90th Percentile £88,750 £87,500 £85,000
UK excluding London median annual salary £48,500 £45,000 £45,000
% change year-on-year +7.78% - +5.88%

Apache Cassandra
Job Vacancy Trend

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

Job vacancy trend for Apache Cassandra in the UK

Apache Cassandra
Salary Trend

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

Salary trend for Apache Cassandra in the UK

Apache Cassandra
Salary Histogram

Salary distribution for jobs citing Apache Cassandra over the 6 months to 11 April 2021.

Salary histogram for Apache Cassandra in the UK

Apache Cassandra
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Apache Cassandra within the UK over the 6 months to 11 April 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
England -7 326 £72,500 - 66
London +9 217 £77,500 +3.33% 42
UK excluding London +47 121 £57,500 +4.55% 26
Work from Home -72 77 £62,500 +25.00% 15
South East +59 46 £51,250 +2.50% 8
North of England +41 26 £55,000 -18.52% 5
Scotland +15 16 £50,000 +5.26% 2
East of England +58 14 £65,000 -
Yorkshire +25 14 £62,500 -16.67% 4
Midlands +30 13 £62,500 +13.64% 10
West Midlands +39 10 £63,750 +34.21% 6
North West +35 10 £55,000 -18.52% 1
East Midlands +10 3 £52,500 -19.23% 4
South West -19 3 £57,500 -4.17% 1
Wales +16 2 £45,000 -
North East +12 2 £50,000 +11.11%
Northern Ireland 0 1 £65,000 -

For the 6 months to 11 April 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 with a requirement for Apache Cassandra.

1 227 (63.94%) Java
2 201 (56.62%) NoSQL
3 186 (52.39%) Kafka
4 185 (52.11%) AWS
5 154 (43.38%) MongoDB
6 147 (41.41%) Agile Software Development
7 146 (41.13%) Python
8 126 (35.49%) Kubernetes
9 121 (34.08%) Microservices
10 116 (32.68%) Hadoop
10 116 (32.68%) SQL
11 108 (30.42%) Azure
11 108 (30.42%) Docker
12 103 (29.01%) DevOps
13 97 (27.32%) Big Data
14 89 (25.07%) Apache Spark
15 84 (23.66%) Linux
16 83 (23.38%) PostgreSQL
17 81 (22.82%) JavaScript
18 77 (21.69%) Finance
19 75 (21.13%) Software Engineering
19 75 (21.13%) Problem-Solving
20 65 (18.31%) Redis
21 62 (17.46%) Analytics
22 60 (16.90%) Node.js
23 58 (16.34%) Elasticsearch
23 58 (16.34%) Web Services
24 55 (15.49%) GCP
25 52 (14.65%) TDD
26 50 (14.08%) Java 8

Apache Cassandra
Co-occurring IT Skills 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 89 (25.07%) Apache Spark
2 58 (16.34%) Elasticsearch
3 32 (9.01%) Apache
4 12 (3.38%) Apache Airflow
4 12 (3.38%) Confluence
4 12 (3.38%) Luigi
5 10 (2.82%) Apache Pig
5 10 (2.82%) Apache Synapse
6 9 (2.54%) SAS
6 9 (2.54%) WebLogic
7 8 (2.25%) Tornado
8 7 (1.97%) Oracle SOA Suite
9 4 (1.13%) JBoss
9 4 (1.13%) Liferay
9 4 (1.13%) Tomcat
10 3 (0.85%) Cloud Foundry
10 3 (0.85%) WebSphere
11 2 (0.56%) Apache Solr
11 2 (0.56%) OpenStack
12 1 (0.28%) nginx
Applications
1 11 (3.10%) Microsoft Excel
2 8 (2.25%) SPSS
Business Applications
1 3 (0.85%) Payment Gateway
2 1 (0.28%) SAP Hybris
Cloud Services
1 185 (52.11%) AWS
2 108 (30.42%) Azure
3 55 (15.49%) GCP
4 38 (10.70%) SaaS
5 16 (4.51%) GitHub
6 15 (4.23%) Amazon EC2
7 14 (3.94%) Cloud Computing
8 13 (3.66%) Amazon Kinesis
8 13 (3.66%) Logic Apps
8 13 (3.66%) Serverless
9 12 (3.38%) Amazon EKS
10 11 (3.10%) Power Platform
11 10 (2.82%) Amazon EMR
11 10 (2.82%) Azure Data Factory
12 8 (2.25%) Datadog
13 6 (1.69%) Amazon CloudWatch
13 6 (1.69%) AWS CloudFormation
13 6 (1.69%) OpenShift
14 5 (1.41%) AWS Lambda
14 5 (1.41%) IaaS
Communications & Networking
1 23 (6.48%) Firewall
1 23 (6.48%) HTTP
2 17 (4.79%) TCP/IP
3 10 (2.82%) Internet
4 7 (1.97%) SAN
5 6 (1.69%) Network Security
6 5 (1.41%) SSH
7 4 (1.13%) 802.11
7 4 (1.13%) DNS
7 4 (1.13%) Fibre Channel
7 4 (1.13%) FTP
7 4 (1.13%) LAN
7 4 (1.13%) SNMP
7 4 (1.13%) WAN
8 3 (0.85%) DMZ
8 3 (0.85%) Reverse Proxy
8 3 (0.85%) VPN
9 2 (0.56%) IPv4
9 2 (0.56%) IPv6
9 2 (0.56%) iSCSI
Database & Business Intelligence
1 201 (56.62%) NoSQL
2 154 (43.38%) MongoDB
3 116 (32.68%) Hadoop
4 97 (27.32%) Big Data
5 83 (23.38%) PostgreSQL
6 65 (18.31%) Redis
7 41 (11.55%) SQL Server
8 39 (10.99%) Relational Database
9 32 (9.01%) Data Warehouse
10 30 (8.45%) MySQL
11 27 (7.61%) Amazon DynamoDB
12 25 (7.04%) Amazon Redshift
12 25 (7.04%) SQL Server Integration Services
13 24 (6.76%) HBase
14 20 (5.63%) Amazon RDS
14 20 (5.63%) SQL Server Reporting Services
15 15 (4.23%) Tableau
16 14 (3.94%) Azure SQL Database
17 12 (3.38%) Azkaban
17 12 (3.38%) RethinkDB
Development Applications
1 41 (11.55%) Git (software)
2 27 (7.61%) Jenkins
3 22 (6.20%) Maven
4 16 (4.51%) JIRA
5 14 (3.94%) Bitbucket
5 14 (3.94%) JUnit
6 11 (3.10%) Pylint
6 11 (3.10%) Sourcetree
7 8 (2.25%) Selenium
7 8 (2.25%) Subversion
8 7 (1.97%) Atlassian Bamboo
9 5 (1.41%) Cucumber
9 5 (1.41%) SoapUI
10 4 (1.13%) Gradle
10 4 (1.13%) Mockito
10 4 (1.13%) Postman
10 4 (1.13%) REST Assured
10 4 (1.13%) TestNG
11 3 (0.85%) Protractor
11 3 (0.85%) WebDriver
General
1 77 (21.69%) Finance
2 34 (9.58%) Retail
3 30 (8.45%) Banking
4 27 (7.61%) Games
5 22 (6.20%) Telecoms
6 15 (4.23%) Advertising
6 15 (4.23%) Investment Banking
7 11 (3.10%) Financial Institution
8 10 (2.82%) Law
8 10 (2.82%) Public Sector
9 7 (1.97%) Marketing
10 4 (1.13%) Korean Language
11 2 (0.56%) Front Office
11 2 (0.56%) Legal
11 2 (0.56%) Military
12 1 (0.28%) Back Office
12 1 (0.28%) Electronics
12 1 (0.28%) Online Betting
12 1 (0.28%) Pharmaceutical
12 1 (0.28%) Retail Banking
Job Titles
1 135 (38.03%) Developer
2 83 (23.38%) Java Developer
3 41 (11.55%) Data Engineer
4 32 (9.01%) Software Engineer
5 28 (7.89%) Java Engineer
5 28 (7.89%) Senior Developer
6 19 (5.35%) DevOps Engineer
7 18 (5.07%) Consultant
8 17 (4.79%) Senior Java Engineer
9 15 (4.23%) Architect
10 13 (3.66%) Senior Software Engineer
11 12 (3.38%) Senior Java Developer
12 11 (3.10%) JIRA Developer
12 11 (3.10%) Lead Developer
12 11 (3.10%) Lead Java Developer
12 11 (3.10%) Python Developer
12 11 (3.10%) Technical Leader
13 10 (2.82%) Senior DevOps
14 9 (2.54%) Big Data Engineer
14 9 (2.54%) Junior
Libraries, Frameworks & Software Standards
1 186 (52.39%) Kafka
2 60 (16.90%) Node.js
3 58 (16.34%) Web Services
4 47 (13.24%) Spring
5 46 (12.96%) React
6 44 (12.39%) AngularJS
7 40 (11.27%) REST
8 33 (9.30%) Redux
8 33 (9.30%) RESTful
9 32 (9.01%) RabbitMQ
10 30 (8.45%) Spring Boot
11 28 (7.89%) ActiveMQ
12 20 (5.63%) .NET
12 20 (5.63%) JMS
13 18 (5.07%) Elastic Stack
14 16 (4.51%) JSON
15 15 (4.23%) XML
16 13 (3.66%) CSS
16 13 (3.66%) HTML
17 11 (3.10%) SOAP
Miscellaneous
1 42 (11.83%) Self-Motivation
2 40 (11.27%) Analytical Skills
3 22 (6.20%) Cloud Native
4 19 (5.35%) Algorithms
5 17 (4.79%) Data Structures
6 15 (4.23%) Blog
6 15 (4.23%) Digital Media
7 14 (3.94%) Video on Demand
8 13 (3.66%) Data Centre
9 11 (3.10%) Video\Live Streaming
10 9 (2.54%) Greenfield Project
11 8 (2.25%) Hedge funds
11 8 (2.25%) Mobile App
12 7 (1.97%) Private Cloud
12 7 (1.97%) Virtual Team
13 6 (1.69%) Online Games
13 6 (1.69%) Replication
14 5 (1.41%) Foreign Exchange (FX)
14 5 (1.41%) Management Information System
15 4 (1.13%) Clustering
Operating Systems
1 84 (23.66%) Linux
2 19 (5.35%) Ubuntu
3 15 (4.23%) CentOS
4 14 (3.94%) Windows
5 10 (2.82%) Red Hat Enterprise Linux
6 8 (2.25%) Unix
7 3 (0.85%) Oracle Linux
8 1 (0.28%) Android
8 1 (0.28%) Mesosphere
8 1 (0.28%) Windows Server
Processes & Methodologies
1 147 (41.41%) Agile Software Development
2 121 (34.08%) Microservices
3 103 (29.01%) DevOps
4 75 (21.13%) Problem-Solving
4 75 (21.13%) Software Engineering
5 62 (17.46%) Analytics
6 52 (14.65%) TDD
7 47 (13.24%) Data Science
8 45 (12.68%) Continuous Integration
9 42 (11.83%) Computer Science
9 42 (11.83%) Test Automation
10 41 (11.55%) Machine Learning
11 40 (11.27%) Open Source
12 39 (10.99%) ETL
13 35 (9.86%) Mentoring
14 34 (9.58%) Business Intelligence
15 32 (9.01%) BDD
15 32 (9.01%) Data Modelling
15 32 (9.01%) OO
16 29 (8.17%) Multithreading
Programming Languages
1 227 (63.94%) Java
2 146 (41.13%) Python
3 116 (32.68%) SQL
4 81 (22.82%) JavaScript
5 50 (14.08%) Java 8
6 44 (12.39%) Scala
7 43 (12.11%) C++
8 42 (11.83%) C#
9 41 (11.55%) Go
10 36 (10.14%) Bash Shell
11 32 (9.01%) TypeScript
12 20 (5.63%) C
13 16 (4.51%) Perl
14 15 (4.23%) Kotlin
15 11 (3.10%) Shell Script
16 8 (2.25%) F#
17 7 (1.97%) PHP
18 5 (1.41%) ES6
18 5 (1.41%) T-SQL
19 4 (1.13%) Julia
Qualifications
1 35 (9.86%) Degree
2 16 (4.51%) Computer Science Degree
3 4 (1.13%) Security Cleared
3 4 (1.13%) TOGAF Certification
4 2 (0.56%) PMI Certification
4 2 (0.56%) PMP
Quality Assurance & Compliance
1 29 (8.17%) QA
2 2 (0.56%) PMBOK
3 1 (0.28%) PCI DSS
System Software
1 108 (30.42%) Docker
2 9 (2.54%) Apache ZooKeeper
3 8 (2.25%) VMware Infrastructure
4 6 (1.69%) Oracle RAC
5 5 (1.41%) Virtual Machines
6 4 (1.13%) LXC
7 2 (0.56%) Apache Flume
7 2 (0.56%) HDFS
7 2 (0.56%) NFS
8 1 (0.28%) Ceph
8 1 (0.28%) oVirt
Systems Management
1 126 (35.49%) Kubernetes
2 45 (12.68%) Ansible
3 29 (8.17%) Puppet
4 27 (7.61%) Terraform
5 20 (5.63%) Opscode Chef
6 16 (4.51%) Prometheus
7 15 (4.23%) Grafana
8 10 (2.82%) Nagios
9 9 (2.54%) Marathon
9 9 (2.54%) Mesos
10 6 (1.69%) Data Guard
10 6 (1.69%) Graphite
10 6 (1.69%) Oracle RMAN
11 4 (1.13%) Argo
11 4 (1.13%) Docker Swarm
11 4 (1.13%) Galera Cluster
11 4 (1.13%) ZABBIX
12 2 (0.56%) Istio
12 2 (0.56%) Red Hat Satellite
12 2 (0.56%) systemd
Vendors
1 35 (9.86%) Microsoft
2 34 (9.58%) Oracle
3 27 (7.61%) Google
4 23 (6.48%) Red Hat
5 19 (5.35%) Databricks
6 16 (4.51%) Splunk
7 11 (3.10%) VMware
8 8 (2.25%) Cloudera
8 8 (2.25%) PagerDuty
9 5 (1.41%) F5
9 5 (1.41%) GigaSpaces
9 5 (1.41%) Informatica
9 5 (1.41%) New Relic
9 5 (1.41%) Salesforce.com
10 4 (1.13%) Cisco
10 4 (1.13%) Facebook
10 4 (1.13%) HP
11 3 (0.85%) Juniper
11 3 (0.85%) Sybase
11 3 (0.85%) Talend