Period
to

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 May 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 Kafka
Central London > City of London
6 months to
16 May 2022
Same period 2021 Same period 2020
Rank 47 61 76
Rank change year-on-year +14 +15 -20
Contract jobs citing Kafka 197 104 85
As % of all contract jobs advertised in the City of London 4.67% 3.77% 2.56%
As % of the Libraries, Frameworks & Software Standards category 15.18% 11.26% 7.46%
Number of daily rates quoted 163 79 77
10th Percentile £508 £473 £458
25th Percentile £578 £543 £525
Median daily rate (50th Percentile) £675 £610 £550
Median % change year-on-year +10.66% +10.91% -3.51%
75th Percentile £775 £688 £636
90th Percentile £823 £750 £680
Central London median daily rate £675 £603 £563
% change year-on-year +11.94% +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 1,298 924 1,140
As % of all contract IT jobs advertised in the City of London 30.80% 33.49% 34.29%
Number of daily rates quoted 1,045 694 905
10th Percentile £425 £390 £381
25th Percentile £506 £461 £450
Median daily rate (50th Percentile) £600 £550 £525
Median % change year-on-year +9.09% +4.76% -
75th Percentile £713 £638 £619
90th Percentile £800 £706 £688
Central London median daily rate £600 £550 £525
% change year-on-year +9.09% +4.76% -
Number of hourly rates quoted 2 3 5
10th Percentile £49.33 £15.25 £27.20
25th Percentile £53.94 £15.63 £32.75
Median hourly rate £62.25 £17.50 £46.50
Median % change year-on-year +255.71% -62.37% +32.86%
75th Percentile £69.94 £20.63 £57.50
90th Percentile £74.18 £21.75 £59.75
Central London median hourly rate £62.25 £17.50 £50.75
% change year-on-year +255.71% -65.52% +32.26%

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 16 May 2022.

Daily rate histogram for Kafka in the City of London

For the 6 months to 16 May 2022, 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.

1 113 (57.36%) Java
2 102 (51.78%) AWS
3 94 (47.72%) Microservices
4 57 (28.93%) Finance
5 54 (27.41%) Kubernetes
6 53 (26.90%) Software Engineering
7 51 (25.89%) Agile
8 49 (24.87%) Spring Boot
9 46 (23.35%) SQL
10 45 (22.84%) DevOps
11 42 (21.32%) CI/CD
12 40 (20.30%) REST
13 39 (19.80%) Full Stack Development
13 39 (19.80%) Apache Spark
14 38 (19.29%) Docker
15 37 (18.78%) Python
16 35 (17.77%) NoSQL
17 34 (17.26%) Spring
18 33 (16.75%) Continuous Integration
18 33 (16.75%) Big Data
18 33 (16.75%) Serverless
19 32 (16.24%) Event-Driven
19 32 (16.24%) OO
20 29 (14.72%) AWS Lambda
21 28 (14.21%) Amazon DynamoDB
22 27 (13.71%) Social Skills
23 26 (13.20%) Git (software)
24 25 (12.69%) Scala
24 25 (12.69%) TDD
24 25 (12.69%) Cloud Native

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 39 (19.80%) Apache Spark
2 16 (8.12%) Apache
3 10 (5.08%) Apache Airflow
4 8 (4.06%) Confluence
5 5 (2.54%) Luigi
6 4 (2.03%) Tomcat
7 2 (1.02%) Elasticsearch
7 2 (1.02%) WebLogic
8 1 (0.51%) Apache Pig
8 1 (0.51%) JBoss
8 1 (0.51%) Jetty
8 1 (0.51%) Jupyter
8 1 (0.51%) nginx
8 1 (0.51%) OpenStack
8 1 (0.51%) Oracle Coherence
8 1 (0.51%) SAS
8 1 (0.51%) WebSphere
Applications
1 2 (1.02%) Microsoft Excel
Business Applications
1 2 (1.02%) FINCAD Analytics
2 1 (0.51%) Oracle Applications
2 1 (0.51%) Oracle BPM
2 1 (0.51%) SAP BPC
2 1 (0.51%) SAP CO
2 1 (0.51%) SAP FI
2 1 (0.51%) SAP FI/CO
2 1 (0.51%) SAP S/4HANA
2 1 (0.51%) Sparx Enterprise Architect
Cloud Services
1 102 (51.78%) AWS
2 33 (16.75%) Serverless
3 29 (14.72%) AWS Lambda
4 24 (12.18%) Azure
4 24 (12.18%) GCP
5 22 (11.17%) AWS CloudFormation
6 18 (9.14%) Amazon CloudWatch
7 16 (8.12%) Amazon Kinesis
8 14 (7.11%) Amazon EC2
9 13 (6.60%) Amazon S3
10 12 (6.09%) Amazon EMR
10 12 (6.09%) Datadog
11 9 (4.57%) Amazon SQS
12 7 (3.55%) OpenShift
12 7 (3.55%) SaaS
13 6 (3.05%) PaaS
14 4 (2.03%) GitHub
15 3 (1.52%) Amazon ECS
15 3 (1.52%) Amazon EKS
15 3 (1.52%) Virtual Private Cloud
Communications & Networking
1 16 (8.12%) HTTP
2 10 (5.08%) HTTPS
3 7 (3.55%) SSH
4 2 (1.02%) MQTT
5 1 (0.51%) DNS
5 1 (0.51%) SSL
Database & Business Intelligence
1 35 (17.77%) NoSQL
2 33 (16.75%) Big Data
3 28 (14.21%) Amazon DynamoDB
4 25 (12.69%) Relational Database
5 19 (9.64%) MongoDB
5 19 (9.64%) RDBMS
6 18 (9.14%) Amazon RDS
6 18 (9.14%) SQL Server
7 16 (8.12%) Redis
8 15 (7.61%) Data Warehouse
8 15 (7.61%) PostgreSQL
9 13 (6.60%) Hadoop
10 12 (6.09%) MySQL
11 11 (5.58%) Amazon Redshift
12 10 (5.08%) Amazon Athena
12 10 (5.08%) Apache Cassandra
13 8 (4.06%) Data Lake
13 8 (4.06%) Metadata
13 8 (4.06%) SQL Server Integration Services
13 8 (4.06%) SQL Server Reporting Services
Development Applications
1 26 (13.20%) Git (software)
2 21 (10.66%) Jenkins
3 18 (9.14%) JIRA
4 13 (6.60%) Gradle
5 11 (5.58%) Maven
6 10 (5.08%) GitLab
7 5 (2.54%) CircleCI
7 5 (2.54%) GoCD
7 5 (2.54%) JUnit
7 5 (2.54%) TeamCity
8 2 (1.02%) Cucumber
9 1 (0.51%) Eclipse
9 1 (0.51%) ERwin
9 1 (0.51%) Gerrit
9 1 (0.51%) IntelliJ
9 1 (0.51%) Mercurial
9 1 (0.51%) Moq
9 1 (0.51%) PowerDesigner
9 1 (0.51%) Selenium
9 1 (0.51%) VSS/SourceSafe
General
1 57 (28.93%) Finance
2 27 (13.71%) Social Skills
3 16 (8.12%) Analytical Skills
4 15 (7.61%) Financial Institution
4 15 (7.61%) Legal
5 14 (7.11%) Banking
6 6 (3.05%) Investment Banking
6 6 (3.05%) Marketing
6 6 (3.05%) Retail
7 5 (2.54%) Back Office
8 3 (1.52%) Front Office
8 3 (1.52%) Influencing Skills
9 1 (0.51%) Pharmaceutical
9 1 (0.51%) Public Sector
9 1 (0.51%) Telecoms
Job Titles
1 91 (46.19%) Developer
2 56 (28.43%) Java Developer
3 33 (16.75%) Java Engineer
4 28 (14.21%) Software Engineer
5 23 (11.68%) Data Engineer
6 18 (9.14%) Architect
6 18 (9.14%) Senior Java Engineer
7 17 (8.63%) Senior Developer
8 15 (7.61%) Senior Java Developer
9 14 (7.11%) Java Software Engineer
9 14 (7.11%) Senior Java Software Engineer
9 14 (7.11%) Senior Software Engineer
10 12 (6.09%) AWS Engineer
10 12 (6.09%) Solutions Architect
11 11 (5.58%) AWS Software Engineer
12 10 (5.08%) PHP Developer
13 9 (4.57%) Cloud Engineer
14 8 (4.06%) Applications Support Analyst
14 8 (4.06%) Full Stack Developer
14 8 (4.06%) React Developer
Libraries, Frameworks & Software Standards
1 49 (24.87%) Spring Boot
2 40 (20.30%) REST
3 34 (17.26%) Spring
4 19 (9.64%) React
5 15 (7.61%) Node.js
6 14 (7.11%) .NET
7 13 (6.60%) HTML
7 13 (6.60%) HTML5
7 13 (6.60%) RESTful
8 11 (5.58%) SOAP
8 11 (5.58%) Web Services
9 10 (5.08%) Apache Avro
9 10 (5.08%) GraphQL
9 10 (5.08%) Symfony
10 9 (4.57%) JSON
10 9 (4.57%) Redux
11 8 (4.06%) AngularJS
11 8 (4.06%) Gherkin
11 8 (4.06%) JMS
12 7 (3.55%) Spark Streaming
Miscellaneous
1 25 (12.69%) Cloud Native
2 19 (9.64%) Greenfield Project
3 16 (8.12%) Hedge funds
4 9 (4.57%) Enterprise Software
4 9 (4.57%) Foreign Exchange (FX)
5 8 (4.06%) Clustering
5 8 (4.06%) Data Structures
5 8 (4.06%) Management Information System
6 6 (3.05%) Equities
6 6 (3.05%) Linux Command Line
7 5 (2.54%) Derivative
8 4 (2.03%) Algorithms
9 2 (1.02%) Blockchain
9 2 (1.02%) Credit Risk
9 2 (1.02%) IoT
9 2 (1.02%) Legacy Systems
9 2 (1.02%) PKI
9 2 (1.02%) Public Cloud
9 2 (1.02%) Self-Motivation
9 2 (1.02%) Virtual Team
Operating Systems
1 19 (9.64%) Linux
2 14 (7.11%) Unix
3 8 (4.06%) Red Hat Enterprise Linux
4 6 (3.05%) Windows
5 1 (0.51%) Debian
5 1 (0.51%) Ubuntu
5 1 (0.51%) VMS
Processes & Methodologies
1 94 (47.72%) Microservices
2 53 (26.90%) Software Engineering
3 51 (25.89%) Agile
4 45 (22.84%) DevOps
5 42 (21.32%) CI/CD
6 39 (19.80%) Full Stack Development
7 33 (16.75%) Continuous Integration
8 32 (16.24%) Event-Driven
8 32 (16.24%) OO
9 25 (12.69%) TDD
10 24 (12.18%) ETL
11 23 (11.68%) Technology Roadmap
12 21 (10.66%) SDLC
12 21 (10.66%) Test Automation
13 20 (10.15%) Scrum
14 19 (9.64%) Data Protection
14 19 (9.64%) Pair Programming
15 18 (9.14%) Data Modelling
16 17 (8.63%) User Stories
17 16 (8.12%) Fintech
Programming Languages
1 113 (57.36%) Java
2 46 (23.35%) SQL
3 37 (18.78%) Python
4 25 (12.69%) Scala
5 16 (8.12%) JavaScript
6 11 (5.58%) Shell Script
7 10 (5.08%) PHP
8 6 (3.05%) C#
9 4 (2.03%) Bash
9 4 (2.03%) Groovy
10 3 (1.52%) Kotlin
10 3 (1.52%) TypeScript
11 1 (0.51%) Go
11 1 (0.51%) PowerShell
11 1 (0.51%) R
Qualifications
1 9 (4.57%) SC Cleared
1 9 (4.57%) Security Cleared
2 4 (2.03%) Computer Science Degree
2 4 (2.03%) Degree
3 2 (1.02%) AWS Certification
3 2 (1.02%) BPSS Clearance
3 2 (1.02%) Master's Degree
4 1 (0.51%) DV Cleared
4 1 (0.51%) Sun Certification
Quality Assurance & Compliance
1 15 (7.61%) GDPR
2 9 (4.57%) QA
3 8 (4.06%) Data Quality
4 2 (1.02%) SLA
System Software
1 38 (19.29%) Docker
2 2 (1.02%) Apache Flume
3 1 (0.51%) vCloud
Systems Management
1 54 (27.41%) Kubernetes
2 14 (7.11%) Terraform
3 11 (5.58%) Ansible
4 5 (2.54%) Grafana
4 5 (2.54%) Prometheus
5 1 (0.51%) Ambari
5 1 (0.51%) Consul
5 1 (0.51%) Fluentd
5 1 (0.51%) Hadoop YARN
5 1 (0.51%) HAProxy
5 1 (0.51%) HP Quality Center
5 1 (0.51%) Istio
5 1 (0.51%) ZABBIX
Vendors
1 23 (11.68%) Confluent
2 19 (9.64%) Oracle
3 11 (5.58%) Cloudera
3 11 (5.58%) Talend
4 10 (5.08%) Red Hat
4 10 (5.08%) Splunk
4 10 (5.08%) Zend
5 8 (4.06%) Google
6 7 (3.55%) Microsoft
7 4 (2.03%) IBM
8 2 (1.02%) Atlassian
8 2 (1.02%) Bloomberg
8 2 (1.02%) MuleSoft
8 2 (1.02%) Netezza
9 1 (0.51%) Alteryx
9 1 (0.51%) Anaplan
9 1 (0.51%) Blue Prism
9 1 (0.51%) CyberArk
9 1 (0.51%) Hortonworks
9 1 (0.51%) New Relic