Period
to 13 May 2021

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 13 May 2021 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
13 May 2021
Same period 2020 Same period 2019
Rank 63 76 54
Rank change year-on-year +13 -22 +64
Contract jobs citing Kafka 100 87 279
As % of all contract jobs advertised in the City of London 3.65% 2.58% 4.32%
As % of the Libraries, Frameworks & Software Standards category 10.93% 7.52% 11.43%
Number of daily rates quoted 76 79 217
10th Percentile £469 £460 "
25th Percentile £543 £525 £525
Median daily rate (50th Percentile) £607 £550 £575
Median % change year-on-year +10.27% -4.35% -
75th Percentile £688 £637 £675
90th Percentile £750 £678 £725
Central London median daily rate £603 £563 £550
% change year-on-year +7.20% +2.27% -

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 915 1,157 2,441
As % of all contract IT jobs advertised in the City of London 33.39% 34.25% 37.79%
Number of daily rates quoted 690 919 1,977
10th Percentile £388 £381 £413
25th Percentile £461 £450 £463
Median daily rate (50th Percentile) £550 £525 £525
Median % change year-on-year +4.76% - -
75th Percentile £638 £616 £600
90th Percentile £706 £675 £675
Central London median daily rate £550 £525 £525
% change year-on-year +4.76% - +3.96%
Number of hourly rates quoted 3 5 9
10th Percentile £15.25 £27.20 £13.25
25th Percentile £15.63 £32.75 £22.25
Median hourly rate £17.50 £46.50 £35.00
Median % change year-on-year -62.37% +32.86% +59.09%
75th Percentile £20.63 £57.50 £49.13
90th Percentile £21.75 £59.75 £56.50
Central London median hourly rate £17.50 £50.75 £38.37
% change year-on-year -65.52% +32.26% +74.42%

Kafka
Job Vacancy Trend in the City of London

Job postings citing Kafka as a proportion 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

3-month moving average daily rate quoted in jobs citing Kafka in the City of London.

Daily rate trend for Kafka in the City of London

Kafka
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Kafka in the City of London over the 6 months to 13 May 2021.

Daily rate histogram for Kafka in the City of London

Kafka
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Kafka within the City of London region over the 6 months to 13 May 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London Bridge - 6 £600 -
Kafka
Central London

For the 6 months to 13 May 2021, 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 74 (74.00%) Java
2 47 (47.00%) Agile Software Development
2 47 (47.00%) Microservices
3 39 (39.00%) Spring
4 34 (34.00%) Kubernetes
5 32 (32.00%) AWS
5 32 (32.00%) Finance
6 31 (31.00%) Python
7 28 (28.00%) Spring Boot
7 28 (28.00%) Docker
8 26 (26.00%) Apache Spark
9 25 (25.00%) Big Data
10 22 (22.00%) DevOps
11 20 (20.00%) TDD
12 19 (19.00%) Java 8
13 18 (18.00%) Data Pipeline
14 17 (17.00%) Apache Airflow
15 16 (16.00%) Data Lake
15 16 (16.00%) Continuous Deployment
15 16 (16.00%) Social Skills
15 16 (16.00%) Software Engineering
15 16 (16.00%) Machine Learning
15 16 (16.00%) Scala
15 16 (16.00%) Git (software)
16 15 (15.00%) Banking
16 15 (15.00%) SQL
17 14 (14.00%) Scrum
17 14 (14.00%) Azure
17 14 (14.00%) Self-Motivation
18 13 (13.00%) Algorithms

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 26 (26.00%) Apache Spark
2 17 (17.00%) Apache Airflow
3 8 (8.00%) Apache
4 5 (5.00%) Elasticsearch
5 3 (3.00%) Confluence
6 1 (1.00%) Jupyter
6 1 (1.00%) nginx
6 1 (1.00%) Oracle SOA Suite
6 1 (1.00%) Tomcat
6 1 (1.00%) WebLogic
Business Applications
1 3 (3.00%) Distributed Ledger
2 2 (2.00%) Salerio
Cloud Services
1 32 (32.00%) AWS
2 14 (14.00%) Azure
3 12 (12.00%) Amazon Kinesis
4 5 (5.00%) Serverless
5 4 (4.00%) GCP
5 4 (4.00%) SaaS
6 3 (3.00%) Amazon EC2
6 3 (3.00%) Azure Data Factory
6 3 (3.00%) Azure Synapse Analytics
6 3 (3.00%) Power Platform
7 2 (2.00%) Amazon ECS
7 2 (2.00%) Amazon ElastiCache
7 2 (2.00%) Apigee
7 2 (2.00%) AWS CloudFormation
7 2 (2.00%) AWS Lambda
7 2 (2.00%) Cloud Computing
8 1 (1.00%) Akamai
8 1 (1.00%) Amazon EMR
8 1 (1.00%) OpenShift
8 1 (1.00%) PaaS
Communications & Networking
1 12 (12.00%) HTTP
2 3 (3.00%) Internet
3 2 (2.00%) DNS
3 2 (2.00%) FTP
3 2 (2.00%) SSL
3 2 (2.00%) TCP/IP
4 1 (1.00%) SIGTRAN
4 1 (1.00%) SMPP
4 1 (1.00%) SMS
4 1 (1.00%) SS7
4 1 (1.00%) Wireshark
Database & Business Intelligence
1 25 (25.00%) Big Data
2 16 (16.00%) Data Lake
3 12 (12.00%) Hadoop
4 10 (10.00%) MongoDB
5 8 (8.00%) Apache Hive
5 8 (8.00%) Data Warehouse
5 8 (8.00%) Parquet
5 8 (8.00%) Snowflake Schema
6 6 (6.00%) NoSQL
7 5 (5.00%) Impala
7 5 (5.00%) Presto
7 5 (5.00%) SQL Server
8 3 (3.00%) Blockchain
8 3 (3.00%) Flink
8 3 (3.00%) Power BI
8 3 (3.00%) RDBMS
8 3 (3.00%) Relational Database
9 2 (2.00%) Couchbase
9 2 (2.00%) PostgreSQL
10 1 (1.00%) Data Mart
Development Applications
1 16 (16.00%) Git (software)
2 11 (11.00%) Jenkins
2 11 (11.00%) JIRA
3 3 (3.00%) Gatling
3 3 (3.00%) Maven
4 2 (2.00%) Artifactory
4 2 (2.00%) Bitbucket
4 2 (2.00%) Geb
4 2 (2.00%) GitLab
4 2 (2.00%) Gradle
4 2 (2.00%) Octopus Deploy
4 2 (2.00%) Spock
5 1 (1.00%) Cucumber
5 1 (1.00%) JMeter
5 1 (1.00%) JUnit
5 1 (1.00%) Mocha
5 1 (1.00%) ProC
5 1 (1.00%) PyUnit
5 1 (1.00%) TeamCity
General
1 32 (32.00%) Finance
2 16 (16.00%) Social Skills
3 15 (15.00%) Banking
4 13 (13.00%) Analytical Skills
4 13 (13.00%) Investment Banking
5 10 (10.00%) Front Office
6 2 (2.00%) Back Office
7 1 (1.00%) Financial Institution
7 1 (1.00%) Influencing Skills
7 1 (1.00%) Organisational Skills
7 1 (1.00%) Public Sector
7 1 (1.00%) Retail
7 1 (1.00%) Retail Banking
Job Titles
1 51 (51.00%) Developer
2 45 (45.00%) Java Developer
3 28 (28.00%) Data Engineer
4 8 (8.00%) Architect
5 7 (7.00%) E-Commerce Developer
5 7 (7.00%) Java E-Commerce Developer
6 6 (6.00%) Big Data Engineer
6 6 (6.00%) Front Office Developer
7 5 (5.00%) Python Engineer
8 4 (4.00%) Investment Banking Java Developer
8 4 (4.00%) Java Engineer
8 4 (4.00%) Scala Engineer
8 4 (4.00%) Senior Data Engineer
9 3 (3.00%) AWS Engineer
9 3 (3.00%) Senior Scala Engineer
10 2 (2.00%) AWS Developer
10 2 (2.00%) Cloud Engineer
10 2 (2.00%) DevOps Developer
10 2 (2.00%) Full Stack Developer
10 2 (2.00%) Market Data Developer
Libraries, Frameworks & Software Standards
1 39 (39.00%) Spring
2 28 (28.00%) Spring Boot
3 12 (12.00%) HTML
3 12 (12.00%) Web Services
4 10 (10.00%) AngularJS
5 9 (9.00%) React
6 8 (8.00%) PostGIS
6 8 (8.00%) REST
6 8 (8.00%) XML
7 6 (6.00%) RESTful
8 5 (5.00%) FIX Protocol
8 5 (5.00%) Node.js
9 4 (4.00%) HTML5
9 4 (4.00%) OAuth
9 4 (4.00%) PySpark
10 3 (3.00%) Elastic Stack
10 3 (3.00%) OAuth2
10 3 (3.00%) RabbitMQ
10 3 (3.00%) Samza
10 3 (3.00%) Smart Contracts
Miscellaneous
1 14 (14.00%) Self-Motivation
2 13 (13.00%) Algorithms
3 10 (10.00%) Data Structures
3 10 (10.00%) Greenfield Project
4 7 (7.00%) Foreign Exchange (FX)
5 4 (4.00%) SWIFT
5 4 (4.00%) User Experience
6 3 (3.00%) Cloud Native
6 3 (3.00%) Grid Computing
6 3 (3.00%) Public Cloud
7 2 (2.00%) Clustering
7 2 (2.00%) Derivative
7 2 (2.00%) Enterprise Software
7 2 (2.00%) Fixed Income
8 1 (1.00%) Credit Risk
8 1 (1.00%) Equities
8 1 (1.00%) Market Risk
8 1 (1.00%) Social Media
8 1 (1.00%) Video\Live Streaming
Operating Systems
1 10 (10.00%) Linux
2 3 (3.00%) Unix
3 2 (2.00%) Windows
3 2 (2.00%) Windows 10
3 2 (2.00%) Windows Server
3 2 (2.00%) Windows Server 2012
4 1 (1.00%) Android
Processes & Methodologies
1 47 (47.00%) Agile Software Development
1 47 (47.00%) Microservices
2 22 (22.00%) DevOps
3 20 (20.00%) TDD
4 18 (18.00%) Data Pipeline
5 16 (16.00%) Continuous Deployment
5 16 (16.00%) Machine Learning
5 16 (16.00%) Software Engineering
6 14 (14.00%) Scrum
7 12 (12.00%) Test Automation
8 11 (11.00%) API Design
8 11 (11.00%) BDD
8 11 (11.00%) E-Commerce
8 11 (11.00%) Low Latency
8 11 (11.00%) MapReduce
9 10 (10.00%) Continuous Integration
9 10 (10.00%) Data Analysis
9 10 (10.00%) Pair Programming
10 9 (9.00%) Load Testing
10 9 (9.00%) Multithreading
Programming Languages
1 74 (74.00%) Java
2 31 (31.00%) Python
3 19 (19.00%) Java 8
4 16 (16.00%) Scala
5 15 (15.00%) SQL
6 7 (7.00%) JavaScript
6 7 (7.00%) TypeScript
7 6 (6.00%) C++
8 5 (5.00%) Kotlin
9 4 (4.00%) PowerShell
10 2 (2.00%) Bash Shell
10 2 (2.00%) Go
10 2 (2.00%) Groovy
11 1 (1.00%) PL/SQL
Qualifications
1 12 (12.00%) SC Cleared
1 12 (12.00%) Security Cleared
2 2 (2.00%) Degree
2 2 (2.00%) DV Cleared
3 1 (1.00%) AWS Certification
3 1 (1.00%) Computer Science Degree
3 1 (1.00%) PhD
Quality Assurance & Compliance
1 2 (2.00%) ISO 20022
2 1 (1.00%) QA
System Software
1 28 (28.00%) Docker
2 3 (3.00%) Apache ZooKeeper
3 1 (1.00%) Virtual Machines
Systems Management
1 34 (34.00%) Kubernetes
2 6 (6.00%) Terraform
3 4 (4.00%) Ansible
4 3 (3.00%) Grafana
5 2 (2.00%) Docker Swarm
5 2 (2.00%) Nagios
5 2 (2.00%) Puppet
6 1 (1.00%) Prometheus
Vendors
1 8 (8.00%) Oracle
2 4 (4.00%) Databricks
2 4 (4.00%) Solace
3 3 (3.00%) Cloudera
3 3 (3.00%) IBM
4 2 (2.00%) Hortonworks
4 2 (2.00%) Linedata
4 2 (2.00%) Splunk
5 1 (1.00%) Confluent
5 1 (1.00%) Google
5 1 (1.00%) Mavenir
5 1 (1.00%) MuleSoft