Lead Software Engineer – Application Platform (.NET)

Location: Böblingen, Germany; on-site work required 50%

Company

hirify.global develops fiber optic sensing technology, measurement devices, and software for temperature and acoustic monitoring, supporting infrastructure protection and industrial applications.

What you will do

• Design and implement a cloud-native, multi-tenant, secure asset monitoring platform for distributed fiber optic sensing solutions.
• Build robust, secure, and observable platform components, data models, interfaces, and APIs.
• Evolve the application platform architecture for field solutions including fire detection, critical infrastructure monitoring, and power grid monitoring.
• Engage with application teams to understand domain needs and provide technical leadership through concepts, solution proposals, and decision guidance.

Requirements

• Degree in computer science, software engineering, or a similar field.
• At least 8 years of .NET development experience, including 5 years designing, building, and operating production-grade distributed systems; experience in IIoT or sensor-based monitoring environments is preferred.
• Excellent C# and modern .NET programming skills, with a focus on high-quality, maintainable code.
• Strong hands-on experience with Kubernetes and messaging systems such as NATS, MQTT, or Kafka.
• Good knowledge of web and mobile technologies, protocols, frameworks, and persistence.
• Knowledge of design and architecture patterns and API design best practices.
• Strong hands-on mentality and drive to create.
• German and English at C1 level.
• Willingness to work on-site 50%.

Nice to have

• Experience with event-driven architectures and distributed stream processing.
• Knowledge of additional programming languages.
• Knowledge of Angular.

Culture & Benefits

• Permanent employment with job security, company pension scheme, holiday and Christmas bonuses, annual salary increases, and performance-based bonuses.
• Flexible working hours and home office options alongside required on-site work.
• International, intercultural team with an open, respectful environment, flat hierarchy, and regular company and team events.
• Professional training, education programs, career paths, and profit-sharing opportunities.
• €50 monthly hirify.global Card credit, meal allowance, job-bike program, free drinks and fruit, free parking, and Corporate Benefits discounts.

Hiring process

• Submit an application to hr@apsensing.com.
• For questions, contact Ingrid Licht by phone at +49 7031 309 6619 or by email at hr@apsensing.com.