Lead Developer Engineer - Application Platform (m/f/d)

Salary: 48.000 - 84.000 € per year

Requirements:

• You have a degree in computer science, software engineering or similar
• You have worked as a .Net developer for at least 8 years, 5 of which you designed, built and operated production-grade distributed systems, ideally within IIoT or sensor-based monitoring environments.
• You have excellent programming skills in C# and modern .NET and you write high-quality maintainable code. Knowing further languages is a plus.
• You have strong hands-on experience with K8s and messaging systems (e.g., NATS, MQTT, Kafka). Knowledge of event driven architectures and distributed stream processing is a plus.
• You have good knowledge of web- and mobile technologies, protocols, and frameworks (Angular is a plus) and persistence
• You know common design- and architecture patterns and best practices in API design
• You have a strong hands-on mentality and you have the drive to create
• You speak German and English at C1 level

Responsibilities:

• You design and implement a cloud-native, multi-tenant and secure asset monitoring platform for distributed fiber optic sensing solutions
• You build robust, secure and observable platform components, data models, interfaces and APIs
• You evolve the application platform architecture, to support building solutions for field applications like fire detection, critical infrastructure monitoring or power grid solutions
• You proactively engage with application teams to understand their domain and their needs
• You provide technical leadership by applying your expertise, designing concepts, proposing effective solutions and guiding the decision-making process

Technologies:

• API
• Angular
• C#
• Cloud
• Support
• Kafka
• Mobile
• MQTT
• NATS
• Web
• ASP.NET
• Security

More:

At AP Sensing, were building on a success story that began with HP. We combine over 40 years of technological expertise with a passion for innovation. Our commitment to fiber optic sensing allows us to enhance infrastructure, protect people, and safeguard our planet. We offer a supportive work environment, competitive benefits including bonus distributions, career opportunities, and flexible working arrangements. We value every voice, encouraging growth within our international and intercultural team. Join us to create a smarter, safer world.

last updated 33 week of 2026