Period
to 24 July 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 24 July 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
24 Jul 2021
Same period 2020 Same period 2019
Rank 65 77 52
Rank change year-on-year +12 -25 +35
Contract jobs citing Kafka 120 61 281
As % of all contract jobs advertised in the City of London 3.53% 2.52% 4.26%
As % of the Libraries, Frameworks & Software Standards category 10.47% 7.53% 11.60%
Number of daily rates quoted 87 54 222
10th Percentile £470 £441 £519
25th Percentile £550 £513 £525
Median daily rate (50th Percentile) £610 £572 £575
Median % change year-on-year +6.74% -0.61% -
75th Percentile £638 £637 £675
90th Percentile £730 £671 £688
Central London median daily rate £600 £575 £561
% change year-on-year +4.35% +2.45% +2.05%

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 1,146 810 2,422
As % of all contract IT jobs advertised in the City of London 33.74% 33.44% 36.72%
Number of daily rates quoted 876 629 1,974
10th Percentile £409 £375 £413
25th Percentile £463 £450 £463
Median daily rate (50th Percentile) £585 £525 £525
Median % change year-on-year +11.33% - -
75th Percentile £650 £619 £600
90th Percentile £725 £688 £675
Central London median daily rate £575 £525 £525
% change year-on-year +9.52% - +0.96%
Number of hourly rates quoted 8 7 10
10th Percentile £15.88 £29.05 £20.15
25th Percentile £20.00 £34.75 £24.81
Median hourly rate £30.25 £39.00 £38.37
Median % change year-on-year -22.44% +1.64% +74.42%
75th Percentile £37.75 £52.63 £48.56
90th Percentile £47.43 £59.00 £56.50
Central London median hourly rate £35.00 £39.00 £41.75
% change year-on-year -10.26% -6.58% +89.75%

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 24 July 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 24 July 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 - 4 £600 -
Kafka
Central London

For the 6 months to 24 July 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 94 (78.33%) Java
2 74 (61.67%) Microservices
3 65 (54.17%) Agile Software Development
4 54 (45.00%) Spring
5 40 (33.33%) Kubernetes
5 40 (33.33%) Spring Boot
5 40 (33.33%) AWS
6 33 (27.50%) Docker
7 31 (25.83%) Apache Spark
8 30 (25.00%) Finance
9 28 (23.33%) Python
10 27 (22.50%) DevOps
11 26 (21.67%) Scrum
11 26 (21.67%) TDD
12 25 (20.83%) Big Data
13 22 (18.33%) Jenkins
13 22 (18.33%) Social Skills
14 21 (17.50%) Software Engineering
14 21 (17.50%) SQL
15 20 (16.67%) Scala
16 19 (15.83%) Banking
16 19 (15.83%) Java 8
17 18 (15.00%) Pair Programming
17 18 (15.00%) JIRA
17 18 (15.00%) Git (software)
17 18 (15.00%) NoSQL
18 17 (14.17%) Test Automation
18 17 (14.17%) E-Commerce
19 16 (13.33%) Greenfield Project
19 16 (13.33%) Data Pipeline

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 31 (25.83%) Apache Spark
2 11 (9.17%) Apache Airflow
3 9 (7.50%) Apache
4 5 (4.17%) Elasticsearch
5 3 (2.50%) Confluence
6 1 (0.83%) nginx
6 1 (0.83%) Oracle Coherence
6 1 (0.83%) Oracle SOA Suite
6 1 (0.83%) Tomcat
6 1 (0.83%) WebLogic
Applications
1 1 (0.83%) Microsoft Project
Cloud Services
1 40 (33.33%) AWS
2 15 (12.50%) Azure
3 9 (7.50%) GCP
4 8 (6.67%) Amazon Kinesis
5 6 (5.00%) Amazon EC2
5 6 (5.00%) Serverless
6 5 (4.17%) SaaS
7 4 (3.33%) GitHub
8 3 (2.50%) Amazon SQS
8 3 (2.50%) AWS Lambda
8 3 (2.50%) Power Platform
9 2 (1.67%) Azure Data Factory
9 2 (1.67%) Azure Synapse Analytics
10 1 (0.83%) Amazon ECS
10 1 (0.83%) Amazon EKS
10 1 (0.83%) Amazon ElastiCache
10 1 (0.83%) Apigee
10 1 (0.83%) AWS CloudFormation
10 1 (0.83%) Datadog
10 1 (0.83%) Kong
Communications & Networking
1 7 (5.83%) HTTP
2 3 (2.50%) HTTPS
2 3 (2.50%) Internet
3 1 (0.83%) SIGTRAN
3 1 (0.83%) SMPP
3 1 (0.83%) SMS
3 1 (0.83%) SS7
3 1 (0.83%) Wireshark
Database & Business Intelligence
1 25 (20.83%) Big Data
2 18 (15.00%) NoSQL
3 15 (12.50%) Hadoop
3 15 (12.50%) MongoDB
4 11 (9.17%) Data Lake
5 9 (7.50%) Apache Hive
6 7 (5.83%) SQL Server
7 6 (5.00%) Hazelcast
7 6 (5.00%) Relational Database
8 5 (4.17%) Data Warehouse
8 5 (4.17%) Impala
8 5 (4.17%) Presto
9 4 (3.33%) Apache Cassandra
9 4 (3.33%) Flink
9 4 (3.33%) Parquet
10 3 (2.50%) Power BI
10 3 (2.50%) Redis
11 2 (1.67%) BigQuery
11 2 (1.67%) Couchbase
11 2 (1.67%) HBase
Development Applications
1 22 (18.33%) Jenkins
2 18 (15.00%) Git (software)
2 18 (15.00%) JIRA
3 8 (6.67%) Maven
4 5 (4.17%) TeamCity
5 4 (3.33%) IBM UrbanCode
6 3 (2.50%) JUnit
6 3 (2.50%) Mockito
6 3 (2.50%) Selenium
7 2 (1.67%) GitLab
7 2 (1.67%) Robot Framework
8 1 (0.83%) Artifactory
8 1 (0.83%) Cucumber
8 1 (0.83%) gulp
8 1 (0.83%) SonarQube
8 1 (0.83%) Sonatype Nexus
General
1 30 (25.00%) Finance
2 22 (18.33%) Social Skills
3 19 (15.83%) Banking
4 11 (9.17%) Investment Banking
5 10 (8.33%) Analytical Skills
6 9 (7.50%) Front Office
7 3 (2.50%) Financial Institution
7 3 (2.50%) Retail
8 2 (1.67%) Influencing Skills
8 2 (1.67%) Legal
8 2 (1.67%) Marketing
8 2 (1.67%) Presentation Skills
9 1 (0.83%) Organisational Skills
9 1 (0.83%) Public Sector
9 1 (0.83%) Retail Banking
Job Titles
1 66 (55.00%) Developer
2 55 (45.83%) Java Developer
3 27 (22.50%) Data Engineer
4 10 (8.33%) Java Engineer
5 9 (7.50%) Architect
5 9 (7.50%) E-Commerce Developer
5 9 (7.50%) Java E-Commerce Developer
6 7 (5.83%) Senior Developer
6 7 (5.83%) Senior Java Developer
7 6 (5.00%) Front Office Developer
7 6 (5.00%) Investment Banking Java Developer
8 5 (4.17%) Big Data Engineer
8 5 (4.17%) Senior Data Engineer
8 5 (4.17%) Senior Java Engineer
9 4 (3.33%) Python Engineer
10 3 (2.50%) AWS Engineer
10 3 (2.50%) Market Data Developer
10 3 (2.50%) Scala Developer
10 3 (2.50%) Senior Software Engineer
10 3 (2.50%) Software Engineer
Libraries, Frameworks & Software Standards
1 54 (45.00%) Spring
2 40 (33.33%) Spring Boot
3 14 (11.67%) React
4 11 (9.17%) REST
5 9 (7.50%) AngularJS
5 9 (7.50%) JMS
5 9 (7.50%) Web Services
6 8 (6.67%) Node.js
6 8 (6.67%) RESTful
7 7 (5.83%) HTML
8 5 (4.17%) XML
9 4 (3.33%) .NET
9 4 (3.33%) Akka
9 4 (3.33%) PostGIS
10 3 (2.50%) JSON
10 3 (2.50%) OAuth
10 3 (2.50%) PySpark
10 3 (2.50%) RabbitMQ
10 3 (2.50%) Samza
10 3 (2.50%) SOAP
Miscellaneous
1 16 (13.33%) Greenfield Project
2 15 (12.50%) Algorithms
3 11 (9.17%) Self-Motivation
4 7 (5.83%) Data Structures
4 7 (5.83%) Foreign Exchange (FX)
5 5 (4.17%) Public Cloud
5 5 (4.17%) User Experience
6 4 (3.33%) Fixed Income
6 4 (3.33%) Legacy Applications
7 3 (2.50%) Derivative
7 3 (2.50%) Enterprise Software
7 3 (2.50%) Market Risk
8 2 (1.67%) Cloud Native
8 2 (1.67%) Hedge funds
8 2 (1.67%) Legacy Systems
8 2 (1.67%) Reference Data
9 1 (0.83%) Clustering
9 1 (0.83%) Credit Risk
9 1 (0.83%) Equities
9 1 (0.83%) Grid Computing
Operating Systems
1 3 (2.50%) VMS
2 1 (0.83%) Android
2 1 (0.83%) Linux
2 1 (0.83%) Unix
Processes & Methodologies
1 74 (61.67%) Microservices
2 65 (54.17%) Agile Software Development
3 27 (22.50%) DevOps
4 26 (21.67%) Scrum
4 26 (21.67%) TDD
5 21 (17.50%) Software Engineering
6 18 (15.00%) Pair Programming
7 17 (14.17%) E-Commerce
7 17 (14.17%) Test Automation
8 16 (13.33%) Data Pipeline
9 14 (11.67%) BDD
10 13 (10.83%) Continuous Integration
10 13 (10.83%) Low Latency
10 13 (10.83%) Machine Learning
11 12 (10.00%) API Design
11 12 (10.00%) Data Science
11 12 (10.00%) User Stories
12 11 (9.17%) SDLC
13 10 (8.33%) Data Engineering
14 8 (6.67%) Continuous Deployment
Programming Languages
1 94 (78.33%) Java
2 28 (23.33%) Python
3 21 (17.50%) SQL
4 20 (16.67%) Scala
5 19 (15.83%) Java 8
6 6 (5.00%) Java 11
6 6 (5.00%) Kotlin
7 5 (4.17%) C++
7 5 (4.17%) JavaScript
7 5 (4.17%) TypeScript
8 2 (1.67%) Bash Shell
8 2 (1.67%) PowerShell
9 1 (0.83%) C#
9 1 (0.83%) CQL
9 1 (0.83%) Go
9 1 (0.83%) Perl
9 1 (0.83%) PL/SQL
Qualifications
1 7 (5.83%) Security Cleared
2 6 (5.00%) SC Cleared
3 2 (1.67%) Degree
3 2 (1.67%) DV Cleared
4 1 (0.83%) Computer Science Degree
Quality Assurance & Compliance
1 2 (1.67%) Data Quality
1 2 (1.67%) GDPR
2 1 (0.83%) QA
System Software
1 33 (27.50%) Docker
2 1 (0.83%) Apache ZooKeeper
2 1 (0.83%) HDFS
2 1 (0.83%) Virtual Machines
Systems Management
1 40 (33.33%) Kubernetes
2 6 (5.00%) Terraform
3 2 (1.67%) Ansible
Vendors
1 9 (7.50%) Oracle
2 7 (5.83%) IBM
3 6 (5.00%) Confluent
4 4 (3.33%) Solace
5 3 (2.50%) Cloudera
5 3 (2.50%) Google
6 2 (1.67%) Databricks
6 2 (1.67%) Dynatrace
6 2 (1.67%) hybris
6 2 (1.67%) Splunk
7 1 (0.83%) Mavenir
7 1 (0.83%) Microsoft
7 1 (0.83%) MuleSoft
7 1 (0.83%) Salesforce Marketing Cloud
7 1 (0.83%) Salesforce.com