Period
to

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 2 July 2022 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
2 Jul 2022
Same period 2021 Same period 2020
Rank 447 353 271
Rank change year-on-year -94 -82 +2
Contract jobs citing Apache Cassandra 135 152 127
As % of all contract jobs advertised in London 0.34% 0.55% 0.72%
As % of the Database & Business Intelligence category 1.64% 2.30% 2.78%
Number of daily rates quoted 103 78 97
10th Percentile £506 £467 £425
25th Percentile £578 £533 £491
Median daily rate (50th Percentile) £750 £600 £575
Median % change year-on-year +25.00% +4.35% -
75th Percentile £800 £650 £650
90th Percentile £863 £688 £750
England median daily rate £670 £600 £560
% change year-on-year +11.67% +7.14% +1.82%

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 8,242 6,599 4,566
As % of all contract IT jobs advertised in London 20.81% 23.84% 25.94%
Number of daily rates quoted 6,058 4,691 3,342
10th Percentile £407 £381 £363
25th Percentile £498 £450 £438
Median daily rate (50th Percentile) £590 £550 £525
Median % change year-on-year +7.27% +4.76% -
75th Percentile £700 £645 £625
90th Percentile £788 £720 £713
England median daily rate £550 £506 £500
% change year-on-year +8.64% +1.25% +4.17%
Number of hourly rates quoted 37 32 29
10th Percentile £26.25 £8.60 £15.99
25th Percentile £35.00 £16.19 £21.00
Median hourly rate £55.00 £24.73 £27.50
Median % change year-on-year +122.45% -10.09% +12.24%
75th Percentile £68.75 £38.81 £39.25
90th Percentile £75.34 £57.80 £49.20
England median hourly rate £37.80 £24.80 £25.50
% change year-on-year +52.42% -2.75% -19.05%

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 2 July 2022.

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 2 July 2022. 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
Jobs
Central London -17 23 £750 +25.00% 7
West London -18 4 £500 -13.04% 4
Apache Cassandra
England

For the 6 months to 2 July 2022, 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 (57.78%) Java
2 76 (56.30%) Kafka
3 73 (54.07%) Python
4 72 (53.33%) NoSQL
5 71 (52.59%) AWS
6 68 (50.37%) Azure
7 55 (40.74%) Agile
8 50 (37.04%) Kubernetes
9 49 (36.30%) Apache Spark
10 47 (34.81%) CI/CD
11 45 (33.33%) SQL
11 45 (33.33%) MongoDB
12 41 (30.37%) Scala
13 39 (28.89%) Hadoop
13 39 (28.89%) DevOps
14 38 (28.15%) Docker
15 37 (27.41%) GCP
15 37 (27.41%) Linux
16 36 (26.67%) Big Data
17 35 (25.93%) Social Skills
18 34 (25.19%) REST
19 32 (23.70%) Software Engineering
20 30 (22.22%) Banking
20 30 (22.22%) Serverless
21 29 (21.48%) Microservices
21 29 (21.48%) JavaScript
22 28 (20.74%) MySQL
22 28 (20.74%) Spring
23 27 (20.00%) Finance
23 27 (20.00%) Full Stack Development

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 49 (36.30%) Apache Spark
2 26 (19.26%) Apache
3 20 (14.81%) Apache Solr
4 16 (11.85%) nginx
5 14 (10.37%) Apache Airflow
6 12 (8.89%) Oracle Coherence
7 10 (7.41%) Luigi
8 6 (4.44%) Apache Pig
8 6 (4.44%) Apache Pulsar
9 2 (1.48%) IIS
9 2 (1.48%) JBoss
9 2 (1.48%) Oracle SOA Suite
9 2 (1.48%) Tomcat
10 1 (0.74%) Confluence
10 1 (0.74%) Mattermost
10 1 (0.74%) OpenStack
10 1 (0.74%) Red Hat Fuse
10 1 (0.74%) uWSGI
Cloud Services
1 71 (52.59%) AWS
2 68 (50.37%) Azure
3 37 (27.41%) GCP
4 30 (22.22%) Serverless
5 15 (11.11%) AWS Lambda
6 13 (9.63%) Azure Functions
7 12 (8.89%) Commercetools
7 12 (8.89%) NuGet
8 8 (5.93%) Amazon SQS
9 7 (5.19%) Amazon EC2
9 7 (5.19%) Azure Cosmos DB
10 6 (4.44%) Amazon EMR
10 6 (4.44%) Cloud Computing
11 5 (3.70%) Amazon CloudWatch
11 5 (3.70%) IBM Cloud
11 5 (3.70%) PaaS
11 5 (3.70%) SaaS
12 4 (2.96%) AWS Fargate
12 4 (2.96%) OpenShift
13 3 (2.22%) Amazon ECS
Communications & Networking
1 8 (5.93%) HTTP
2 4 (2.96%) Internet
2 4 (2.96%) Kerberos
3 3 (2.22%) DHCP
3 3 (2.22%) DNS
3 3 (2.22%) MQTT
4 1 (0.74%) SMS
Database & Business Intelligence
1 72 (53.33%) NoSQL
2 45 (33.33%) MongoDB
3 39 (28.89%) Hadoop
4 36 (26.67%) Big Data
5 28 (20.74%) MySQL
6 25 (18.52%) HBase
6 25 (18.52%) PostgreSQL
7 22 (16.30%) Relational Database
8 16 (11.85%) Apache Hive
9 15 (11.11%) Elasticsearch
10 14 (10.37%) RDBMS
10 14 (10.37%) SQL Server
11 13 (9.63%) Data Warehouse
11 13 (9.63%) Redis
12 11 (8.15%) DynamoDB
12 11 (8.15%) Flink
13 7 (5.19%) Amazon RDS
13 7 (5.19%) Amazon Redshift
13 7 (5.19%) Data Lake
14 5 (3.70%) Impala
Development Applications
1 21 (15.56%) Git (software)
2 15 (11.11%) Artifactory
2 15 (11.11%) Bitbucket
2 15 (11.11%) TeamCity
3 14 (10.37%) Maven
4 13 (9.63%) JIRA
5 12 (8.89%) JBehave
6 10 (7.41%) Jenkins
7 3 (2.22%) JUnit
8 2 (1.48%) Cucumber
8 2 (1.48%) Jasmine
8 2 (1.48%) JMeter
8 2 (1.48%) Mercurial
8 2 (1.48%) Subversion
9 1 (0.74%) Axure RP
9 1 (0.74%) GitLab
9 1 (0.74%) Mockito
9 1 (0.74%) Selenium
9 1 (0.74%) SonarQube
9 1 (0.74%) TestNG
General
1 35 (25.93%) Social Skills
2 30 (22.22%) Banking
3 27 (20.00%) Finance
4 9 (6.67%) Investment Banking
4 9 (6.67%) Retail
5 6 (4.44%) Analytical Skills
5 6 (4.44%) Presentation Skills
5 6 (4.44%) Public Sector
5 6 (4.44%) Telecoms
6 4 (2.96%) Marketing
7 3 (2.22%) Electronics
7 3 (2.22%) Games
7 3 (2.22%) Manufacturing
8 2 (1.48%) Front Office
8 2 (1.48%) Influencing Skills
9 1 (0.74%) Back Office
9 1 (0.74%) Law
Job Titles
1 41 (30.37%) Developer
2 20 (14.81%) Data Engineer
3 17 (12.59%) Architect
4 15 (11.11%) Software Engineer
5 14 (10.37%) Java Developer
6 12 (8.89%) AWS Engineer
6 12 (8.89%) DevOps Engineer
7 11 (8.15%) Data Architect
8 9 (6.67%) AWS Software Engineer
8 9 (6.67%) Senior Developer
8 9 (6.67%) Server Engineer
8 9 (6.67%) Serverless Engineer
9 7 (5.19%) Cassandra Engineer
9 7 (5.19%) Python Developer
9 7 (5.19%) Senior Data Engineer
10 6 (4.44%) Big Data Engineer
10 6 (4.44%) Full Stack Developer
10 6 (4.44%) Hadoop Engineer
10 6 (4.44%) Scala Developer
10 6 (4.44%) Solutions Architect
Libraries, Frameworks & Software Standards
1 76 (56.30%) Kafka
2 34 (25.19%) REST
3 28 (20.74%) Spring
4 24 (17.78%) HTML
5 22 (16.30%) React
6 20 (14.81%) HTML5
7 19 (14.07%) Node.js
8 16 (11.85%) Django
9 14 (10.37%) CSS
9 14 (10.37%) PySpark
10 11 (8.15%) Ruby on Rails
10 11 (8.15%) Spring Boot
11 9 (6.67%) Akka
12 6 (4.44%) AngularJS
13 5 (3.70%) Apache Camel
13 5 (3.70%) Apache NiFi
13 5 (3.70%) ARM Templates
13 5 (3.70%) GraphQL
13 5 (3.70%) gRPC
13 5 (3.70%) Spark Streaming
Miscellaneous
1 11 (8.15%) iPad
1 11 (8.15%) Management Information System
2 9 (6.67%) Data Structures
3 8 (5.93%) User Experience
4 7 (5.19%) Cloud Native
5 5 (3.70%) Algorithms
5 5 (3.70%) Data Centre
5 5 (3.70%) Derivative
5 5 (3.70%) Equities
5 5 (3.70%) Foreign Exchange (FX)
5 5 (3.70%) Linux Command Line
5 5 (3.70%) Public Cloud
6 4 (2.96%) Greenfield Project
6 4 (2.96%) Self-Motivation
7 3 (2.22%) Enterprise Software
7 3 (2.22%) IoT
7 3 (2.22%) Renewable Energy
8 2 (1.48%) Grid Computing
8 2 (1.48%) Hybrid Cloud
8 2 (1.48%) Virtual Team
Operating Systems
1 37 (27.41%) Linux
2 6 (4.44%) Unix
3 4 (2.96%) Red Hat Enterprise Linux
4 3 (2.22%) Android
4 3 (2.22%) Apple iOS
5 2 (1.48%) Ubuntu
5 2 (1.48%) VMS
5 2 (1.48%) Windows
6 1 (0.74%) CentOS
Processes & Methodologies
1 55 (40.74%) Agile
2 47 (34.81%) CI/CD
3 39 (28.89%) DevOps
4 32 (23.70%) Software Engineering
5 29 (21.48%) Microservices
6 27 (20.00%) Full Stack Development
7 26 (19.26%) Analytics
8 21 (15.56%) Continuous Integration
9 19 (14.07%) Scrum
10 18 (13.33%) Continuous Delivery
10 18 (13.33%) Data Modelling
11 17 (12.59%) Workflow
12 16 (11.85%) BDD
12 16 (11.85%) Configuration Management
13 14 (10.37%) E-Commerce
13 14 (10.37%) OO
14 13 (9.63%) Infrastructure as Code
14 13 (9.63%) Test Automation
14 13 (9.63%) Test Strategy
15 12 (8.89%) Task Automation
Programming Languages
1 78 (57.78%) Java
2 73 (54.07%) Python
3 45 (33.33%) SQL
4 41 (30.37%) Scala
5 29 (21.48%) JavaScript
6 19 (14.07%) C#
7 17 (12.59%) TypeScript
8 16 (11.85%) Bash
9 15 (11.11%) Perl
10 13 (9.63%) Ruby
11 12 (8.89%) PHP
12 9 (6.67%) Go
13 7 (5.19%) Kotlin
14 5 (3.70%) PL/SQL
15 4 (2.96%) C++
15 4 (2.96%) Shell Script
16 3 (2.22%) C
17 1 (0.74%) Cython
17 1 (0.74%) Lisp
Qualifications
1 4 (2.96%) Computer Science Degree
1 4 (2.96%) Degree
1 4 (2.96%) PMP
2 3 (2.22%) SC Cleared
2 3 (2.22%) Security Cleared
3 1 (0.74%) DV Cleared
Quality Assurance & Compliance
1 3 (2.22%) Data Quality
2 2 (1.48%) EMIR
2 2 (1.48%) MiFID
3 1 (0.74%) QA
System Software
1 38 (28.15%) Docker
2 8 (5.93%) HDFS
3 5 (3.70%) Apache ZooKeeper
4 3 (2.22%) Platform Symphony
5 2 (1.48%) Apache Flume
6 1 (0.74%) etcd
Systems Management
1 50 (37.04%) Kubernetes
2 22 (16.30%) Ansible
3 19 (14.07%) Puppet
4 16 (11.85%) Terraform
5 13 (9.63%) Rancher
6 12 (8.89%) Docker Swarm
6 12 (8.89%) ITRS Geneos
6 12 (8.89%) Mesos
7 5 (3.70%) Hadoop YARN
7 5 (3.70%) Opscode Chef
8 4 (2.96%) Oozie
9 3 (2.22%) Grafana
10 2 (1.48%) Kustomize
10 2 (1.48%) Prometheus
11 1 (0.74%) Istio
Vendors
1 18 (13.33%) Oracle
1 18 (13.33%) Splunk
2 14 (10.37%) IBM
3 12 (8.89%) Dynatrace
4 11 (8.15%) Cloudera
5 7 (5.19%) Databricks
5 7 (5.19%) Hortonworks
6 6 (4.44%) Google
7 5 (3.70%) New Relic
7 5 (3.70%) SAP
8 4 (2.96%) Teradata
9 3 (2.22%) Ab Initio
9 3 (2.22%) Informatica
9 3 (2.22%) MapR
9 3 (2.22%) Microsoft
9 3 (2.22%) Talend
10 2 (1.48%) Confluent
10 2 (1.48%) GigaSpaces
10 2 (1.48%) Murex
10 2 (1.48%) VMware