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System Developer - Core Team

Stockholm, Sweden💼 Full-time🗓 2026-07-10 → 2026-07-31

Core

Developing and improving the mission-critical event sourcing and microservice framework for RayCare, an oncology information system used in clinics worldwide.

Role type

Senior backend system developer (C#/.NET)

Builds

Client-server oncology information system (RayCare) and its underlying platform framework

Domain

Healthcare technology / Oncology Information Systems

Deliverable

production ML models | product features | infrastructure

Required skills

C#/.NET, SQL Server, client-server architecture, domain-driven design, event-sourcing, CQRS/CQS

Preferred skills

Agile methodologies, MedTech/regulated industry experience, microservice architecture, high-performance computing, messaging systems (RabbitMQ), security technologies (OpenID Connect, OpenIddict)

Technologies

C#, .NET, SQL Server, RabbitMQ, OpenID Connect, OpenIddict

Responsibilities

Design and implement a robust software platform for the oncology information system; ensure high code quality and adherence to best practices; contribute to overall software design for large-scale products; handle installation and security aspects of the product.

Seniority

Senior, hands-on IC

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