Period
to 16 February 2020

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Kafka skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Kafka over the 6 months to 16 February 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 Kafka
Central London > City of London
6 months to
16 Feb 2020
Same period 2019 Same period 2018
Rank 73 64 119
Rank change year-on-year -9 +55 +2
Contract jobs citing Kafka 136 263 149
As % of all contract IT jobs advertised in the City of London 2.92% 3.88% 2.09%
As % of the Libraries, Frameworks & Software Standards category 8.60% 9.99% 5.50%
Number of daily rates quoted 116 210 144
City of London median daily rate £575 £575 £575
10th Percentile £472 £493 £459
90th Percentile £688 £713 £696
Central London median daily rate £575 £575 £575
Number of hourly rates quoted 0 0 1
City of London median hourly rate - - £44.50
Central London median hourly rate - - £44.50

Kafka is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 1,581 2,633 2,710
As % of all contract IT jobs advertised in the City of London 33.94% 38.86% 38.08%
Number of daily rates quoted 1,277 2,186 2,317
City of London median daily rate £538 £525 £513
Median daily rate % change year-on-year +2.38% +2.44% +5.13%
10th Percentile £388 £410 £363
90th Percentile £688 £663 £675
Central London median daily rate £525 £525 £500
% change year-on-year - +5.00% +5.26%
Number of hourly rates quoted 5 3 9
City of London median hourly rate £35.00 £19.00 £21.50
Median hourly rate % change year-on-year +84.21% -11.63% -60.37%
10th Percentile £24.50 £14.90 £21.15
90th Percentile £63.50 £84.50 £52.10
Central London median hourly rate £35.00 £27.00 £21.50
% change year-on-year +29.63% +25.58% -60.37%

Kafka
Job Vacancy Trend in the City of London

Job postings citing Kafka as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Kafka in the City of London

Kafka
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Kafka in the City of London.

Contractor daily rate trend for Kafka in the City of London

Kafka
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Kafka in the City of London over the 6 months to 16 February 2020.

Contractor daily rate histogram for Kafka in the City of London

For the 6 months to 16 February 2020, IT contractor jobs citing Kafka 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 City of London region with a requirement for Kafka.

1 93 (68.38%) Java
2 75 (55.15%) Agile Software Development
3 58 (42.65%) Spring
4 55 (40.44%) Microservices
5 54 (39.71%) TDD
6 53 (38.97%) Kubernetes
7 51 (37.50%) Python
8 49 (36.03%) BDD
9 44 (32.35%) Docker
10 37 (27.21%) Apache Spark
11 32 (23.53%) DevOps
12 31 (22.79%) AWS
13 28 (20.59%) REST
14 27 (19.85%) Linux
14 27 (19.85%) Spring Boot
15 26 (19.12%) Scala
16 25 (18.38%) Spring Cloud
17 24 (17.65%) GCP
18 23 (16.91%) Git (software)
18 23 (16.91%) Apache Cassandra
18 23 (16.91%) Jenkins
18 23 (16.91%) Finance
19 21 (15.44%) Elasticsearch
19 21 (15.44%) NoSQL
19 21 (15.44%) Hadoop
20 20 (14.71%) Terraform
20 20 (14.71%) Java 8
21 19 (13.97%) AngularJS
21 19 (13.97%) Big Data
21 19 (13.97%) PostgreSQL

Kafka
Co-occurring IT Skills in the City of 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 37 (27.21%) Apache Spark
2 21 (15.44%) Elasticsearch
3 6 (4.41%) Apache Airflow
4 5 (3.68%) Luigi
5 4 (2.94%) Apache
6 2 (1.47%) Confluence
7 1 (0.74%) Apache Pig
7 1 (0.74%) Cloud Foundry
7 1 (0.74%) Jupyter
7 1 (0.74%) nginx
7 1 (0.74%) Oracle Workflow
Applications
1 1 (0.74%) Microsoft Excel
Cloud Services
1 31 (22.79%) AWS
2 24 (17.65%) GCP
3 9 (6.62%) Serverless
4 8 (5.88%) Azure
5 6 (4.41%) Amazon Kinesis
6 5 (3.68%) AWS Lambda
6 5 (3.68%) OpenShift
6 5 (3.68%) SaaS
7 3 (2.21%) Amazon EMR
7 3 (2.21%) Amazon S3
7 3 (2.21%) Amazon SQS
7 3 (2.21%) GitHub
8 2 (1.47%) Amazon CloudWatch
9 1 (0.74%) Amazon Cognito
9 1 (0.74%) Amazon EKS
9 1 (0.74%) AWS CloudFormation
9 1 (0.74%) AWS IoT
9 1 (0.74%) Data Lake Analytics
9 1 (0.74%) Power Platform
9 1 (0.74%) Virtual Private Cloud
Communications & Networking
1 13 (9.56%) TCP/IP
2 12 (8.82%) HTTP
3 11 (8.09%) DNS
3 11 (8.09%) FTP
3 11 (8.09%) SSL
4 2 (1.47%) AMQP
5 1 (0.74%) DHCP
5 1 (0.74%) DOCSIS
5 1 (0.74%) Internet
5 1 (0.74%) MQTT
5 1 (0.74%) SNMP
Database & Business Intelligence
1 23 (16.91%) Apache Cassandra
2 21 (15.44%) Hadoop
2 21 (15.44%) NoSQL
3 19 (13.97%) Big Data
3 19 (13.97%) PostgreSQL
4 18 (13.24%) MongoDB
5 13 (9.56%) Apache Hive
6 10 (7.35%) MySQL
7 8 (5.88%) HBase
8 6 (4.41%) Flink
8 6 (4.41%) SQL Server
9 5 (3.68%) Amazon Redshift
9 5 (3.68%) Impala
10 4 (2.94%) Data Warehouse
11 3 (2.21%) Azkaban
11 3 (2.21%) BigQuery
11 3 (2.21%) InfluxDB
11 3 (2.21%) Presto
11 3 (2.21%) Relational Database
11 3 (2.21%) Sqoop
Development Applications
1 23 (16.91%) Git (software)
1 23 (16.91%) Jenkins
2 14 (10.29%) Gradle
3 13 (9.56%) GitLab
4 10 (7.35%) Gatling
4 10 (7.35%) Geb
4 10 (7.35%) Spock
5 6 (4.41%) Maven
6 5 (3.68%) TeamCity
7 4 (2.94%) gulp
8 2 (1.47%) Atlassian Bamboo
8 2 (1.47%) JIRA
8 2 (1.47%) JUnit
8 2 (1.47%) Mockito
8 2 (1.47%) NUnit
8 2 (1.47%) Octopus Deploy
8 2 (1.47%) Subversion
9 1 (0.74%) Cucumber
9 1 (0.74%) Selenium
9 1 (0.74%) WebDriver
General
1 23 (16.91%) Finance
2 8 (5.88%) Advertising
3 7 (5.15%) Banking
4 5 (3.68%) Front Office
5 3 (2.21%) Financial Institution
5 3 (2.21%) Retail
6 2 (1.47%) Marketing
7 1 (0.74%) Games
Job Titles
1 82 (60.29%) Developer
2 54 (39.71%) Java Developer
3 18 (13.24%) Data Engineer
4 15 (11.03%) DevOps Engineer
5 11 (8.09%) Python Developer
6 10 (7.35%) AWS Developer
7 9 (6.62%) Senior Developer
8 8 (5.88%) Agile Developer
8 8 (5.88%) Agile Java Developer
9 7 (5.15%) AWS DevOps
9 7 (5.15%) AWS Engineer
9 7 (5.15%) Scala Developer
10 6 (4.41%) AWS DevOps Engineer
11 5 (3.68%) Architect
12 4 (2.94%) Cloud Engineer
12 4 (2.94%) Full Stack Developer
12 4 (2.94%) Java Engineer
12 4 (2.94%) Python Engineer
12 4 (2.94%) Senior DevOps
13 3 (2.21%) Senior Scala Developer
Libraries, Frameworks & Software Standards
1 58 (42.65%) Spring
2 28 (20.59%) REST
3 27 (19.85%) Spring Boot
4 25 (18.38%) Spring Cloud
5 19 (13.97%) AngularJS
6 14 (10.29%) SOAP
7 13 (9.56%) OAuth
7 13 (9.56%) Web Services
8 12 (8.82%) OAuth2
9 11 (8.09%) Dropwizard
9 11 (8.09%) Guice
9 11 (8.09%) Ratpack
10 10 (7.35%) Ember.js
10 10 (7.35%) Spark Streaming
10 10 (7.35%) WireMock
11 9 (6.62%) HTML
11 9 (6.62%) RESTful
12 8 (5.88%) .NET
12 8 (5.88%) CSS
12 8 (5.88%) RabbitMQ
Miscellaneous
1 9 (6.62%) Greenfield Project
2 7 (5.15%) Data Structures
3 5 (3.68%) Renewable Energy
4 4 (2.94%) Analytical Skills
4 4 (2.94%) Equities
4 4 (2.94%) Hedge funds
5 3 (2.21%) Self-Motivation
6 2 (1.47%) Algorithms
6 2 (1.47%) Foreign Exchange (FX)
6 2 (1.47%) Life Science
6 2 (1.47%) Semantic Web
7 1 (0.74%) Cloud Native
7 1 (0.74%) Derivative
7 1 (0.74%) Fixed Income
7 1 (0.74%) Hybrid Cloud
7 1 (0.74%) Internet of Things
7 1 (0.74%) OTC Derivatives
7 1 (0.74%) Public Cloud
7 1 (0.74%) Tandem
7 1 (0.74%) User Experience
Operating Systems
1 27 (19.85%) Linux
2 3 (2.21%) Windows
3 1 (0.74%) Red Hat Enterprise Linux
3 1 (0.74%) Unix
Processes & Methodologies
1 75 (55.15%) Agile Software Development
2 55 (40.44%) Microservices
3 54 (39.71%) TDD
4 49 (36.03%) BDD
5 32 (23.53%) DevOps
6 16 (11.76%) Machine Learning
6 16 (11.76%) Software Engineering
7 13 (9.56%) Domain-Driven Design
8 12 (8.82%) Computer Science
8 12 (8.82%) Open Source
9 11 (8.09%) Data Science
9 11 (8.09%) OWASP
10 10 (7.35%) Analytics
11 9 (6.62%) Continuous Integration
11 9 (6.62%) ETL
11 9 (6.62%) Pair Programming
11 9 (6.62%) Scrum
12 8 (5.88%) Continuous Delivery
12 8 (5.88%) Digital Transformation Programme
12 8 (5.88%) OO
Programming Languages
1 93 (68.38%) Java
2 51 (37.50%) Python
3 26 (19.12%) Scala
4 20 (14.71%) Java 8
5 15 (11.03%) SQL
6 12 (8.82%) TypeScript
7 11 (8.09%) JavaScript
8 8 (5.88%) Go
9 7 (5.15%) C#
9 7 (5.15%) Ruby
10 5 (3.68%) C++
11 3 (2.21%) AWK
11 3 (2.21%) Bash Shell
11 3 (2.21%) ES6
11 3 (2.21%) sed
12 2 (1.47%) C
13 1 (0.74%) Clojure
13 1 (0.74%) PHP
13 1 (0.74%) Shell Script
13 1 (0.74%) T-SQL
Qualifications
1 11 (8.09%) Degree
2 3 (2.21%) Computer Science Degree
3 2 (1.47%) SC Cleared
3 2 (1.47%) Security Cleared
4 1 (0.74%) ISEB
4 1 (0.74%) ISTQB
Quality Assurance & Compliance
1 4 (2.94%) MiFID
2 3 (2.21%) EMIR
3 2 (1.47%) QA
System Software
1 44 (32.35%) Docker
2 7 (5.15%) HDFS
3 4 (2.94%) Apache ZooKeeper
4 3 (2.21%) Apache Flume
5 1 (0.74%) zsh
Systems Management
1 53 (38.97%) Kubernetes
2 20 (14.71%) Terraform
3 13 (9.56%) Ansible
4 11 (8.09%) Docker Swarm
5 9 (6.62%) Puppet
6 7 (5.15%) Hadoop YARN
7 4 (2.94%) Grafana
8 3 (2.21%) Kibana
8 3 (2.21%) logstash
8 3 (2.21%) Prometheus
9 2 (1.47%) Oozie
9 2 (1.47%) Opscode Chef
10 1 (0.74%) Cobbler
10 1 (0.74%) Consul
10 1 (0.74%) Graphite
10 1 (0.74%) Mesos
10 1 (0.74%) Red Hat Satellite
10 1 (0.74%) Salt
Vendors
1 19 (13.97%) Google
2 3 (2.21%) Criteo
2 3 (2.21%) Facebook
2 3 (2.21%) Microsoft
2 3 (2.21%) New Relic
2 3 (2.21%) Splunk
3 2 (1.47%) Oracle
3 2 (1.47%) Salesforce.com
3 2 (1.47%) Tableau
3 2 (1.47%) Teradata
4 1 (0.74%) Ab Initio
4 1 (0.74%) Bloomberg
4 1 (0.74%) F5
4 1 (0.74%) Hortonworks
4 1 (0.74%) IBM
4 1 (0.74%) Informatica
4 1 (0.74%) Nokia
4 1 (0.74%) Red Hat
4 1 (0.74%) Sybase
4 1 (0.74%) Talend