C# Software Engineer (H/F)

Fortil is an international engineering and technology consulting group. Operating with over 2,500 employees across 30 offices in 14 countries, we foster independence, entrepreneurial spirit, and the unlocking of individual potential.

Job Description

As part of our ongoing digital transformation, our Digital Accelerator drives innovative solutions using design thinking, fusion teams, and agile methodologies. Here, cross-disciplinary teams tackle business challenges by developing minimum viable products (MVPs), with successful concepts scaled into full products.

We are seeking a motivated C# Developer to design and build forward-thinking software solutions, often leveraging emerging technologies such as AI, to modernize and transform our business.

Your key missions will include:

• End-to-End Software Development: Design, build, and maintain high-quality C#/.NET applications supporting innovation projects. Develop new features, enhance existing components, and ensure performance, reliability, and scalability.
• AI-Driven Solution Engineering: Work with AI technologies — including LLMs, computer vision, and intelligent automation — to create data-driven prototypes and applications. Integrate AI capabilities into workflows using C#, Python, and cloud or on-prem environments.
• Architecture & Technical Design: Contribute to solution architecture discussions, evaluate technology choices, and define modern patterns and best practices to ensure maintainable and scalable solutions.
• Cross-Functional Collaboration: Collaborate with product owners, business experts, data specialists, analysts, and other developers to convert business challenges into digital solutions. Participate in workshops, co-creation sessions, and technical reviews.

Your Profile

• Strong proficiency in C#/.NET development.
• Experience with REST APIs, microservices, and integration patterns.
• Knowledge of Azure and containerized environments (Docker/Kubernetes).
• Understanding of software architecture principles, design patterns, and clean code practices.
• Experience with CI/CD pipelines, Git, and DevOps workflows.
• Familiarity with AI technologies (LLMs, embeddings, vector databases) and Blazor frontend framework is a plus.
• Autonomous, proactive, and collaborative mindset.

Why join Fortil?

At Fortil, we offer a stimulating environment that supports your professional growth:

• Work on cutting-edge innovation projects with exposure to AI and emerging technologies.
• Structured support for skill development and career progression.
• Opportunity to work in a collaborative, multi-disciplinary environment.
• Inclusive policies promoting work-life balance and diversity.

Fortil promotes equality of opportunity. All positions are open to candidates regardless of gender, origin, or sexual orientation.