Period
to 24 May 2020

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Apache Cassandra skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache Cassandra over the 6 months to 24 May 2020 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Apache Cassandra
England > London
6 months to
24 May 2020
Same period 2019 Same period 2018
Rank 285 243 259
Rank change year-on-year -42 +16 -13
Contract jobs citing Apache Cassandra 144 448 485
As % of all contract jobs advertised in London 0.72% 1.11% 1.06%
As % of the Database & Business Intelligence category 2.98% 4.46% 4.27%
Number of daily rates quoted 103 335 378
Median daily rate £575 £565 £550
Median daily rate % change year-on-year +1.77% +2.73% -
10th Percentile £430 £475 £425
90th Percentile £750 £700 £650
England median daily rate £550 £550 £525
% change year-on-year - +4.76% -2.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
England median hourly rate - - £61.25

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 contract job vacancies advertised in London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
London
Contract vacancies with a requirement for database or business intelligence skills 4,826 10,042 11,367
As % of all contract IT jobs advertised in London 24.28% 24.77% 24.92%
Number of daily rates quoted 3,370 7,295 8,545
Median daily rate £525 £525 £513
Median daily rate % change year-on-year - +2.44% +4.59%
10th Percentile £363 £363 £356
90th Percentile £704 £675 £663
England median daily rate £500 £488 £475
% change year-on-year +2.56% +2.63% +6.26%
Number of hourly rates quoted 53 60 77
Median hourly rate £35.00 £35.00 £30.00
Median hourly rate % change year-on-year - +16.67% -3.23%
10th Percentile £20.07 £19.95 £20.25
90th Percentile £39.15 £56.50 £46.30
Median hourly rate £35.00 £35.00 £32.00
% change year-on-year - +9.38% +6.67%

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
Contractor Daily Rate Trend in London

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

Daily rate trend for Apache Cassandra in London

Apache Cassandra
Daily Rate Histogram in London

Daily rate distribution for jobs citing Apache Cassandra in London over the 6 months to 24 May 2020.

Daily rate histogram for Apache Cassandra in London

Apache Cassandra
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Apache Cassandra within the London region over the 6 months to 24 May 2020. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +49 29 £563 -2.17% 7
East London +16 11 £498 -5.24% 3
West London +22 10 £550 -4.35% 2
South London +39 7 £485 -22.40% 1
Apache Cassandra
England

For the 6 months to 24 May 2020, IT contractor 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 contract job ads across the London region with a requirement for Apache Cassandra.

1 78 (54.17%) Java
2 77 (53.47%) NoSQL
2 77 (53.47%) Kafka
3 64 (44.44%) Python
4 63 (43.75%) AWS
5 62 (43.06%) MongoDB
6 47 (32.64%) SQL
7 45 (31.25%) Big Data
8 43 (29.86%) Agile Software Development
9 40 (27.78%) Hadoop
9 40 (27.78%) Apache Spark
10 36 (25.00%) DevOps
10 36 (25.00%) HBase
11 35 (24.31%) Scala
12 33 (22.92%) Oracle
12 33 (22.92%) Microservices
13 31 (21.53%) Finance
14 30 (20.83%) GCP
14 30 (20.83%) Relational Database
15 29 (20.14%) Linux
16 28 (19.44%) Software Engineering
16 28 (19.44%) Docker
17 27 (18.75%) Kubernetes
17 27 (18.75%) Banking
17 27 (18.75%) Spring
18 26 (18.06%) TDD
18 26 (18.06%) Web Services
18 26 (18.06%) MySQL
18 26 (18.06%) Azure
18 26 (18.06%) Redis

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 40 (27.78%) Apache Spark
2 14 (9.72%) Apache
3 12 (8.33%) Apache Airflow
3 12 (8.33%) Elasticsearch
4 7 (4.86%) Tomcat
5 5 (3.47%) Jupyter
6 4 (2.78%) Apache Pig
6 4 (2.78%) Jetty
7 3 (2.08%) Apache Pulsar
7 3 (2.08%) Oracle Workflow
8 2 (1.39%) Cloud Foundry
8 2 (1.39%) OpenStack
9 1 (0.69%) Confluence
9 1 (0.69%) Luigi
Business Applications
1 7 (4.86%) FINCAD Analytics
Cloud Services
1 63 (43.75%) AWS
2 30 (20.83%) GCP
3 26 (18.06%) Azure
4 11 (7.64%) Amazon Kinesis
5 8 (5.56%) Amazon S3
6 7 (4.86%) AWS Step Functions
6 7 (4.86%) SaaS
6 7 (4.86%) Serverless
7 5 (3.47%) Amazon EKS
7 5 (3.47%) AWS Lambda
7 5 (3.47%) GitHub
7 5 (3.47%) OpenShift
8 3 (2.08%) Amazon CloudWatch
8 3 (2.08%) AWS CodePipeline
8 3 (2.08%) Datadog
9 2 (1.39%) Amazon EC2
9 2 (1.39%) Amazon ECS
9 2 (1.39%) AWS CloudFormation
9 2 (1.39%) AWS CloudTrail
9 2 (1.39%) Virtual Private Cloud
Communications & Networking
1 18 (12.50%) HTTP
2 7 (4.86%) DHCP
2 7 (4.86%) DOCSIS
2 7 (4.86%) DSL
2 7 (4.86%) Internet
2 7 (4.86%) SNMP
3 6 (4.17%) AMQP
4 5 (3.47%) Kerberos
4 5 (3.47%) MQTT
5 4 (2.78%) DNS
5 4 (2.78%) TCP/IP
6 3 (2.08%) SSH
6 3 (2.08%) SSL
6 3 (2.08%) Wireless
7 2 (1.39%) Firewall
8 1 (0.69%) VPN
Database & Business Intelligence
1 77 (53.47%) NoSQL
2 62 (43.06%) MongoDB
3 45 (31.25%) Big Data
4 40 (27.78%) Hadoop
5 36 (25.00%) HBase
6 30 (20.83%) Relational Database
7 26 (18.06%) MySQL
7 26 (18.06%) Redis
8 18 (12.50%) Amazon DynamoDB
9 16 (11.11%) Apache Hive
9 16 (11.11%) RDBMS
10 15 (10.42%) SQL Server
11 13 (9.03%) PostgreSQL
12 10 (6.94%) Amazon Redshift
12 10 (6.94%) DB2
13 9 (6.25%) Amazon Athena
13 9 (6.25%) Amazon Aurora
14 8 (5.56%) Couchbase
14 8 (5.56%) Flink
14 8 (5.56%) Neo4j
Development Applications
1 20 (13.89%) Jenkins
2 14 (9.72%) Git (software)
3 11 (7.64%) Maven
4 8 (5.56%) Mockito
5 6 (4.17%) Gradle
5 6 (4.17%) Selenium
6 5 (3.47%) JUnit
7 4 (2.78%) Artifactory
7 4 (2.78%) Bitbucket
7 4 (2.78%) Subversion
8 3 (2.08%) Cucumber
8 3 (2.08%) EasyMock
8 3 (2.08%) Hudson
8 3 (2.08%) IBM UrbanCode
8 3 (2.08%) SonarQube
9 2 (1.39%) Atlassian Bamboo
9 2 (1.39%) CircleCI
9 2 (1.39%) Postman
9 2 (1.39%) Sonatype Nexus
9 2 (1.39%) Spinnaker
General
1 31 (21.53%) Finance
2 27 (18.75%) Banking
3 12 (8.33%) Front Office
4 11 (7.64%) Telecoms
5 6 (4.17%) Games
6 3 (2.08%) Back Office
6 3 (2.08%) Investment Banking
6 3 (2.08%) Legal
6 3 (2.08%) Marketing
6 3 (2.08%) Public Sector
7 2 (1.39%) Publishing
8 1 (0.69%) Advertising
8 1 (0.69%) Aerospace
8 1 (0.69%) Manufacturing
8 1 (0.69%) Retail
Job Titles
1 57 (39.58%) Developer
2 29 (20.14%) Java Developer
3 24 (16.67%) Data Engineer
4 23 (15.97%) Architect
5 15 (10.42%) Senior Developer
6 12 (8.33%) Big Data Engineer
6 12 (8.33%) DevOps Engineer
7 11 (7.64%) Data Architect
8 10 (6.94%) Python Engineer
9 9 (6.25%) Senior Java Developer
10 8 (5.56%) Cloud Engineer
10 8 (5.56%) DBA
11 7 (4.86%) AWS Engineer
11 7 (4.86%) Big Data Architect
11 7 (4.86%) Hadoop Architect
11 7 (4.86%) Scala Developer
12 6 (4.17%) Hybris Developer
12 6 (4.17%) Infrastructure Architect
13 5 (3.47%) Administrator
13 5 (3.47%) Software Engineer
Libraries, Frameworks & Software Standards
1 77 (53.47%) Kafka
2 27 (18.75%) Spring
3 26 (18.06%) Web Services
4 24 (16.67%) REST
5 19 (13.19%) HTML
6 16 (11.11%) HTML5
7 15 (10.42%) Spring Boot
8 14 (9.72%) SOAP
9 13 (9.03%) RabbitMQ
10 12 (8.33%) CSS
10 12 (8.33%) LAMP
10 12 (8.33%) Node.js
11 11 (7.64%) Spark Streaming
12 10 (6.94%) JSON
12 10 (6.94%) PySpark
13 9 (6.25%) AngularJS
13 9 (6.25%) J2EE
13 9 (6.25%) RESTful
13 9 (6.25%) WebSockets
14 8 (5.56%) Elastic Stack
Miscellaneous
1 14 (9.72%) Analytical Skills
2 10 (6.94%) Data Structures
3 9 (6.25%) Foreign Exchange (FX)
3 9 (6.25%) Greenfield Project
3 9 (6.25%) Hedge funds
4 7 (4.86%) Derivative
4 7 (4.86%) Equity Derivative
4 7 (4.86%) Fixed Income
4 7 (4.86%) Market Risk
5 6 (4.17%) Algorithms
5 6 (4.17%) Public Cloud
6 5 (3.47%) Cloud Native
7 4 (2.78%) Management Information System
8 3 (2.08%) Credit Risk
8 3 (2.08%) Enterprise Software
8 3 (2.08%) Linux Command Line
9 2 (1.39%) Equities
9 2 (1.39%) Internet of Things
9 2 (1.39%) User Experience
10 1 (0.69%) Reference Data
Operating Systems
1 29 (20.14%) Linux
2 12 (8.33%) Windows
3 9 (6.25%) Unix
4 1 (0.69%) Android
4 1 (0.69%) Apple iOS
Processes & Methodologies
1 43 (29.86%) Agile Software Development
2 36 (25.00%) DevOps
3 33 (22.92%) Microservices
4 28 (19.44%) Software Engineering
5 26 (18.06%) TDD
6 25 (17.36%) Migration
7 23 (15.97%) Analytics
7 23 (15.97%) Data Science
8 21 (14.58%) ETL
9 19 (13.19%) Continuous Integration
9 19 (13.19%) Open Source
9 19 (13.19%) Scrum
10 16 (11.11%) Machine Learning
11 15 (10.42%) Test Automation
12 14 (9.72%) BDD
12 14 (9.72%) OO
12 14 (9.72%) Unit Testing
13 13 (9.03%) MapReduce
14 12 (8.33%) Mathematics
14 12 (8.33%) Use Case
Programming Languages
1 78 (54.17%) Java
2 64 (44.44%) Python
3 47 (32.64%) SQL
4 35 (24.31%) Scala
5 22 (15.28%) JavaScript
6 10 (6.94%) Java 8
7 9 (6.25%) Bash Shell
7 9 (6.25%) Ruby
8 8 (5.56%) C++
8 8 (5.56%) Kotlin
8 8 (5.56%) PL/SQL
8 8 (5.56%) R
9 7 (4.86%) Clojure
10 6 (4.17%) Groovy
11 5 (3.47%) C#
11 5 (3.47%) CQL
11 5 (3.47%) T-SQL
12 4 (2.78%) PHP
12 4 (2.78%) Shell Script
13 3 (2.08%) PHP 7
Qualifications
1 15 (10.42%) Degree
2 13 (9.03%) SC Cleared
2 13 (9.03%) Security Cleared
3 8 (5.56%) Computer Science Degree
4 5 (3.47%) CCNA
4 5 (3.47%) CCNP
4 5 (3.47%) Cisco Certification
5 4 (2.78%) Master's Degree
6 3 (2.08%) AWS Certification
7 1 (0.69%) PhD
Quality Assurance & Compliance
1 7 (4.86%) QA
2 3 (2.08%) PCI DSS
3 2 (1.39%) Data Quality
System Software
1 28 (19.44%) Docker
2 12 (8.33%) HDFS
3 4 (2.78%) Apache Flume
4 1 (0.69%) zsh
Systems Management
1 27 (18.75%) Kubernetes
2 16 (11.11%) Ansible
3 11 (7.64%) Terraform
4 6 (4.17%) linkerd
5 5 (3.47%) Kibana
5 5 (3.47%) logstash
6 4 (2.78%) Grafana
6 4 (2.78%) Nagios
7 3 (2.08%) Istio
7 3 (2.08%) Opscode Chef
7 3 (2.08%) Rundeck
8 1 (0.69%) Control-M
8 1 (0.69%) Puppet
8 1 (0.69%) Salt
8 1 (0.69%) Tivoli
Vendors
1 33 (22.92%) Oracle
2 17 (11.81%) Google
3 12 (8.33%) Sybase
4 10 (6.94%) Cloudera
5 7 (4.86%) Gemalto
5 7 (4.86%) Greenplum
6 6 (4.17%) Ab Initio
6 6 (4.17%) hybris
6 6 (4.17%) MapR
6 6 (4.17%) Microsoft
7 5 (3.47%) Cisco
7 5 (3.47%) Juniper
7 5 (3.47%) Nokia
7 5 (3.47%) Splunk
8 3 (2.08%) Birst
8 3 (2.08%) ForgeRock
8 3 (2.08%) Tableau
8 3 (2.08%) Zend
9 2 (1.39%) CA
10 1 (0.69%) SaltStack