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AOK Systems GmbH Tech Stack

SAP-based health insurance platform provider for German social insurance

IT Services and IT Consulting Bonn, Nordrhein-Westfalen 501–1,000 employees Founded 1999 Public Company

AOK Systems builds oscare®, a standardized SAP-integrated platform serving Germany's statutory health and nursing insurance sector (GKV). The stack is primarily ABAP/SAP with modern layers (Java, Spring Boot, Kubernetes, Kafka, Angular) indicating incremental modernization within a legacy-anchored core. Heavy adoption of SAP Analytics Cloud and containerization signals a shift toward real-time analytics and cloud-native deployment, while repeated hiring across engineering and mid-level roles reflects sustained scaling on a maturing product.

Tech Stack 63 technologies

Core StackABAP SAP S/4HANA Java JavaScript Confluence Jira SAP Angular Maven Jenkins Docker Kubernetes Apache Kafka Nginx Python AWS JUnit ABAP Workbench Git Jakarta EE SAP BW SAP BusinessObjects Microsoft Office AWS EKS Spring Boot Groovy OpenID Connect SAP Analytics Cloud Microsoft 365 SQL+26 more

AdoptingSAP Jira Confluence SAP Analytics Cloud Fiori

What AOK Systems GmbH Is Building

◆Challenges

Integrating legal changes
Optimizing payroll processes
Integrating legal updates
External service provider management
Managing large financial payouts
Transforming finance processes
Streamlining finance operations
Containerized product integration
High-level error analysis
Optimizing service delivery

▲Active Projects

Oscare® platform development
Dv-konzepten für gkv branchenlösung
Implementing new product group features for oscare
Integration of multimodal language models
Process improvement for private customer management
Functions for salary replacement benefits
Einführung sap analytics cloud
Containerized product integration
Customer workshops
Security feature integration

Hiring Activity

Steady45 roles · 15 in 30d

Department

Engineering

29

Finance

4

HR

3

Data

2

Product

2

Support

2

Healthcare

1

Seniority

Mid

23

Intern

7

Junior

6

Senior

6

Manager

1

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About AOK Systems GmbH

AOK Systems is an IT services firm specializing in software for German social insurance, particularly statutory health insurance (GKV). The company develops and maintains oscare®, a SAP-based, fully integrated platform designed as the standard solution for the GKV sector. Founded in 1999 and headquartered in Bonn, the firm operates as a public company with 501–1,000 employees. Beyond platform development, AOK Systems provides integrated IT services, implementation, and maintenance for health and nursing insurance operators, positioning itself as both a technology vendor and orchestrator of digital transformation across the German insurance ecosystem.

HeadquartersBonn, Nordrhein-Westfalen

Company Size501–1,000 employees

Founded1999

Hiring MarketsGermany

Frequently Asked Questions

What is AOK Systems' main product?

oscare®, a SAP-based standardized platform fully integrated for statutory health and nursing insurance providers in Germany, developed in partnership with SAP.

What tech stack does AOK Systems use?

ABAP, SAP S/4HANA, Java, Spring Boot, Kubernetes, Apache Kafka, Angular, Jenkins, Docker, and AWS EKS; actively adopting SAP Analytics Cloud and containerization patterns.