Period
to 15 September 2019

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 15 September 2019 with a comparison to the same period in the previous 2 years.

Apache Cassandra
UK
6 months to
15 Sep 2019
Same period 2018 Same period 2017
Rank 498 409 334
Rank change year-on-year -89 -75 +69
Permanent jobs citing Apache Cassandra 763 1,306 1,786
As % of all permanent IT jobs advertised in the UK 0.55% 0.78% 1.01%
As % of the Database & Business Intelligence category 2.02% 2.63% 3.29%
Number of salaries quoted 565 1,000 1,291
UK median annual salary £70,000 £60,000 £65,000
Median salary % change year-on-year +16.67% -7.69% +8.33%
10th Percentile £42,200 £37,500 £41,250
90th Percentile £104,485 £93,750 £92,500
UK excluding London median annual salary £55,000 £55,000 £55,000

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 37,858 49,660 54,319
As % of all permanent IT jobs advertised in the UK 27.05% 29.77% 30.61%
Number of salaries quoted 30,924 40,480 44,746
UK median annual salary £52,500 £50,000 £47,500
Median salary % change year-on-year +5.00% +5.26% -
10th Percentile £31,250 £31,250 £30,000
90th Percentile £85,000 £82,500 £77,500
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% +3.03%

Apache Cassandra
Job Vacancy Trend

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

Job vacancy trend for Apache Cassandra in the UK

Apache Cassandra
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Apache Cassandra.

Salary trend for Apache Cassandra in the UK

Apache Cassandra
Salary Histogram

The salary distribution of IT jobs citing Apache Cassandra over the 6 months to 15 September 2019.

Salary histogram for Apache Cassandra in the UK

Apache Cassandra
Top 15 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 15 September 2019. 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 -75 716 £70,000 +7.69% 104
London -35 425 £80,000 +10.34% 55
UK excluding London -130 325 £55,000 - 53
South East -5 137 £54,250 -5.65% 14
North of England -71 45 £57,500 +9.52% 12
South West -16 40 £57,500 +21.05% 5
East of England +20 37 £55,000 -21.43% 11
Midlands +20 30 £50,500 -8.18% 7
West Midlands +16 26 £55,000 - 5
North West -38 24 £55,000 +2.80% 4
Yorkshire -26 19 £60,000 +14.29% 7
Scotland -61 19 £50,000 +11.11% 3
Northern Ireland +3 17 - -
East Midlands +18 4 £37,500 -25.00% 2
North East +10 2 £54,500 +9.00% 1

For the 6 months to 15 September 2019, 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.

1 487 (63.83%) Agile Software Development
2 485 (63.56%) Java
3 375 (49.15%) AWS
4 325 (42.60%) NoSQL
5 323 (42.33%) Kafka
6 319 (41.81%) Python
7 313 (41.02%) Docker
8 310 (40.63%) MongoDB
9 298 (39.06%) Microservices
10 279 (36.57%) DevOps
11 271 (35.52%) Hadoop
11 271 (35.52%) Apache Spark
12 254 (33.29%) Scala
13 245 (32.11%) Software Engineering
14 239 (31.32%) Kubernetes
15 230 (30.14%) Big Data
16 229 (30.01%) Linux
17 220 (28.83%) SQL
18 218 (28.57%) Spring
19 178 (23.33%) Analytics
20 174 (22.80%) TDD
21 173 (22.67%) JavaScript
22 167 (21.89%) Azure
23 163 (21.36%) Data Science
24 143 (18.74%) RESTful
25 141 (18.48%) GCP
26 137 (17.96%) PostgreSQL
27 133 (17.43%) Spring Boot
28 124 (16.25%) Apache Hive
29 123 (16.12%) Elasticsearch

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
1 271 (35.52%) Apache Spark
2 123 (16.12%) Elasticsearch
3 84 (11.01%) Apache
4 56 (7.34%) Apache Pig
5 45 (5.90%) Apache Solr
6 24 (3.15%) Hyperledger
7 22 (2.88%) OpenStack
8 21 (2.75%) nginx
9 19 (2.49%) Cloud Foundry
9 19 (2.49%) Confluence
10 15 (1.97%) CloudStack
11 14 (1.83%) Tomcat
12 9 (1.18%) IIS
13 7 (0.92%) BizTalk Server
14 6 (0.79%) Apache Airflow
15 4 (0.52%) MQSeries
16 3 (0.39%) Exchange Server 2003
16 3 (0.39%) Luigi
16 3 (0.39%) MS Exchange
16 3 (0.39%) Oracle SOA Suite
Applications
1 2 (0.26%) Microsoft Excel
2 1 (0.13%) Weka
Business Applications
1 40 (5.24%) Payment Gateway
2 1 (0.13%) Dynamics GP
Cloud Services
1 375 (49.15%) AWS
2 167 (21.89%) Azure
3 141 (18.48%) GCP
4 58 (7.60%) OpenShift
5 56 (7.34%) Amazon Kinesis
6 52 (6.82%) PaaS
7 51 (6.68%) IaaS
8 44 (5.77%) SaaS
8 44 (5.77%) Serverless
9 36 (4.72%) AWS Lambda
10 34 (4.46%) AWS CloudFormation
11 25 (3.28%) Power Platform
12 24 (3.15%) Amazon EC2
12 24 (3.15%) Azure Data Factory
12 24 (3.15%) GitHub
13 23 (3.01%) Amazon S3
14 21 (2.75%) Amazon EMR
14 21 (2.75%) Cloud Computing
15 20 (2.62%) Cortana Intelligence Suite
16 18 (2.36%) Akamai
Communications & Networking
1 45 (5.90%) HTTP
2 27 (3.54%) Internet
3 23 (3.01%) VPN
4 17 (2.23%) Network Security
5 13 (1.70%) TCP/IP
6 9 (1.18%) VLAN
7 7 (0.92%) DNS
8 6 (0.79%) Firewall
9 5 (0.66%) SSL
10 4 (0.52%) Kerberos
10 4 (0.52%) SNMP
11 3 (0.39%) DHCP
11 3 (0.39%) MPLS
11 3 (0.39%) SMS
11 3 (0.39%) WLAN
Database & Business Intelligence
1 325 (42.60%) NoSQL
2 310 (40.63%) MongoDB
3 271 (35.52%) Hadoop
4 230 (30.14%) Big Data
5 137 (17.96%) PostgreSQL
6 124 (16.25%) Apache Hive
7 103 (13.50%) HBase
8 98 (12.84%) MySQL
9 88 (11.53%) SQL Server
10 82 (10.75%) Data Warehouse
11 81 (10.62%) Relational Database
12 78 (10.22%) Redis
13 77 (10.09%) Impala
14 61 (7.99%) Flink
15 57 (7.47%) Oracle Database
16 53 (6.95%) Amazon RDS
17 52 (6.82%) Amazon DynamoDB
18 51 (6.68%) Neo4j
19 48 (6.29%) Amazon Redshift
20 47 (6.16%) Couchbase
Development Applications
1 115 (15.07%) Git (software)
2 79 (10.35%) Jenkins
3 46 (6.03%) JUnit
4 39 (5.11%) Selenium
5 34 (4.46%) Bitbucket
5 34 (4.46%) Gradle
6 33 (4.33%) JIRA
7 26 (3.41%) JMeter
8 17 (2.23%) TestNG
9 15 (1.97%) Cucumber
9 15 (1.97%) Maven
9 15 (1.97%) Spock
9 15 (1.97%) Subversion
9 15 (1.97%) Visual Studio
10 13 (1.70%) Artifactory
10 13 (1.70%) Sonatype Nexus
11 12 (1.57%) Atlassian Bamboo
12 11 (1.44%) GitLab
13 9 (1.18%) Mockito
14 8 (1.05%) IntelliJ
General
1 97 (12.71%) Finance
2 47 (6.16%) Banking
3 40 (5.24%) Telecoms
4 37 (4.85%) Retail
5 32 (4.19%) Public Sector
6 30 (3.93%) Marketing
7 20 (2.62%) Electronics
8 13 (1.70%) Manufacturing
9 11 (1.44%) Financial Institution
9 11 (1.44%) Law
10 10 (1.31%) Games
11 8 (1.05%) Advertising
11 8 (1.05%) Front Office
11 8 (1.05%) Investment Banking
12 5 (0.66%) Aerospace
13 3 (0.39%) Billing
13 3 (0.39%) Publishing
14 2 (0.26%) Corporate Banking
14 2 (0.26%) Retail Banking
14 2 (0.26%) Wholesale Banking
Job Titles
1 277 (36.30%) Developer
2 177 (23.20%) Java Developer
3 124 (16.25%) Software Engineer
4 103 (13.50%) Data Engineer
5 95 (12.45%) Java Engineer
6 84 (11.01%) Senior Developer
7 73 (9.57%) Architect
8 67 (8.78%) Java Software Engineer
9 60 (7.86%) Senior Java Developer
10 57 (7.47%) DevOps Engineer
11 52 (6.82%) AWS Engineer
12 48 (6.29%) Senior Software Engineer
13 45 (5.90%) Big Data Engineer
14 41 (5.37%) AWS Software Engineer
15 39 (5.11%) Data Architect
16 35 (4.59%) Senior Data Engineer
17 33 (4.33%) Scala Developer
17 33 (4.33%) Solutions Architect
18 29 (3.80%) Hadoop Engineer
19 26 (3.41%) Cloud Engineer
Libraries, Frameworks & Software Standards
1 323 (42.33%) Kafka
2 218 (28.57%) Spring
3 143 (18.74%) RESTful
4 133 (17.43%) Spring Boot
5 111 (14.55%) Web Services
6 106 (13.89%) Akka
7 83 (10.88%) Node.js
8 82 (10.75%) AngularJS
9 74 (9.70%) JSON
10 67 (8.78%) REST
11 60 (7.86%) HTML
12 52 (6.82%) .NET
13 51 (6.68%) React
14 47 (6.16%) Play Framework
15 46 (6.03%) RabbitMQ
16 45 (5.90%) CSS
17 37 (4.85%) OAuth
18 36 (4.72%) Spring Cloud
19 35 (4.59%) scikit-learn
20 32 (4.19%) HTML5
Miscellaneous
1 52 (6.82%) Analytical Skills
2 46 (6.03%) Public Cloud
3 42 (5.50%) Hybrid Cloud
4 41 (5.37%) Algorithms
5 39 (5.11%) Greenfield Project
6 37 (4.85%) Private Cloud
7 28 (3.67%) Cloud Native
8 27 (3.54%) User Experience
9 26 (3.41%) Fixed Income
10 24 (3.15%) Renewable Energy
11 22 (2.88%) Mobile App
12 18 (2.36%) Linux Command Line
13 16 (2.10%) Data Centre
13 16 (2.10%) Video on Demand
14 15 (1.97%) Smartphone
15 13 (1.70%) Clustering
15 13 (1.70%) Replication
16 10 (1.31%) Enterprise Software
16 10 (1.31%) Semantic Web
17 8 (1.05%) Self-Motivation
Operating Systems
1 229 (30.01%) Linux
2 60 (7.86%) Windows
3 53 (6.95%) Unix
4 28 (3.67%) Red Hat Enterprise Linux
5 25 (3.28%) CentOS
6 16 (2.10%) Ubuntu
7 6 (0.79%) Debian
8 5 (0.66%) Android
8 5 (0.66%) Apple iOS
8 5 (0.66%) Windows Server 2012
9 4 (0.52%) Oracle Linux
10 3 (0.39%) AIX
10 3 (0.39%) Windows 10
10 3 (0.39%) Windows Server 2008
11 2 (0.26%) VME
12 1 (0.13%) Windows Server
Processes & Methodologies
1 487 (63.83%) Agile Software Development
2 298 (39.06%) Microservices
3 279 (36.57%) DevOps
4 245 (32.11%) Software Engineering
5 178 (23.33%) Analytics
6 174 (22.80%) TDD
7 163 (21.36%) Data Science
8 107 (14.02%) Data Engineering
9 106 (13.89%) Scrum
10 98 (12.84%) Continuous Integration
11 97 (12.71%) Continuous Delivery
12 94 (12.32%) Test Automation
13 92 (12.06%) ETL
14 90 (11.80%) Open Source
15 83 (10.88%) Technical Leadership
16 82 (10.75%) OO
17 76 (9.96%) Business Intelligence
18 72 (9.44%) Computer Science
18 72 (9.44%) Unit Testing
19 71 (9.31%) Machine Learning
Programming Languages
1 485 (63.56%) Java
2 319 (41.81%) Python
3 254 (33.29%) Scala
4 220 (28.83%) SQL
5 173 (22.67%) JavaScript
6 103 (13.50%) Java 8
7 85 (11.14%) C#
8 72 (9.44%) Go
9 59 (7.73%) Bash Shell
10 42 (5.50%) Ruby
11 32 (4.19%) PHP
12 31 (4.06%) PowerShell
13 25 (3.28%) Perl
14 17 (2.23%) Groovy
14 17 (2.23%) Kotlin
15 14 (1.83%) C++
15 14 (1.83%) R
16 13 (1.70%) T-SQL
17 12 (1.57%) Clojure
17 12 (1.57%) PL/SQL
Qualifications
1 67 (8.78%) Degree
2 42 (5.50%) Security Cleared
3 36 (4.72%) Computer Science Degree
4 22 (2.88%) SC Cleared
5 14 (1.83%) Master's Degree
6 9 (1.18%) AWS Certification
7 8 (1.05%) DV Cleared
8 3 (0.39%) Numerate Degree
9 2 (0.26%) MCSA
9 2 (0.26%) MCSE
9 2 (0.26%) Microsoft Certification
9 2 (0.26%) PhD
10 1 (0.13%) CCA
10 1 (0.13%) Six Sigma Black Belt
10 1 (0.13%) TOGAF Certification
Quality Assurance & Compliance
1 78 (10.22%) QA
2 7 (0.92%) Data Quality
3 6 (0.79%) HIPAA
4 2 (0.26%) PSD2
5 1 (0.13%) GDPR
5 1 (0.13%) MiFID
5 1 (0.13%) NIST
5 1 (0.13%) PCI DSS
System Software
1 313 (41.02%) Docker
2 47 (6.16%) Apache ZooKeeper
3 29 (3.80%) Apache Flume
4 22 (2.88%) HDFS
5 13 (1.70%) Active Directory
5 13 (1.70%) VMware Infrastructure
6 4 (0.52%) Varnish
7 3 (0.39%) Hyper-V
7 3 (0.39%) OpenSSH
8 2 (0.26%) pfSense
9 1 (0.13%) KVM
9 1 (0.13%) Oracle RAC
9 1 (0.13%) oVirt
9 1 (0.13%) Virtual Servers
Systems Management
1 239 (31.32%) Kubernetes
2 110 (14.42%) Ansible
3 100 (13.11%) Terraform
4 69 (9.04%) Puppet
5 59 (7.73%) Opscode Chef
6 44 (5.77%) Hadoop YARN
7 41 (5.37%) Oozie
8 26 (3.41%) Grafana
9 16 (2.10%) Packer
9 16 (2.10%) Prometheus
10 11 (1.44%) logstash
11 9 (1.18%) Salt
12 8 (1.05%) Ambari
12 8 (1.05%) Rancher
13 7 (0.92%) Oracle Enterprise Manager
14 6 (0.79%) Kibana
14 6 (0.79%) Nagios
14 6 (0.79%) ZABBIX
15 5 (0.66%) Graphite
15 5 (0.66%) Microsoft Clustering
Vendors
1 116 (15.20%) Oracle
2 71 (9.31%) Google
3 56 (7.34%) Cloudera
4 55 (7.21%) Microsoft
5 42 (5.50%) Databricks
6 40 (5.24%) WorldPay
7 37 (4.85%) IBM
7 37 (4.85%) Tableau
8 34 (4.46%) Hortonworks
9 32 (4.19%) MapR
10 29 (3.80%) Informatica
10 29 (3.80%) Splunk
11 26 (3.41%) SAP
11 26 (3.41%) Talend
12 16 (2.10%) VMware
13 14 (1.83%) Rackspace
14 13 (1.70%) Veracode
15 12 (1.57%) Red Hat
16 9 (1.18%) Greenplum
16 9 (1.18%) TIBCO