Lead Application Platform Developer Engineer

Our Company WE ARE AGAIN AWARDED AS TOP ARBEITGEBER 2025! At AP Sensing, we’re building on a success story that began in the garage of Bill Hewlett and Dave Packard. As an independent HP spin-off, we combine over 40 years of technological expertise with a passion for innovation. Together we’ll continue to enhance infrastructure, protect people, and safeguard our planet. With a commitment to fiber optic sensing, we value every voice and empower growth. Join us in thinking ahead to create a smarter, safer world. YOUR NEW CAREER For our headquarters in Böblingen we are searching an experienced Lead Developer Engineer (m/f/d). As part of AP Sensing, you will immerse yourself in a fascinating world: Together we take measurement technology to the limits of physics. We use fiber optic cables as sensors and build measuring devices and software that measure temperatures and acoustic signals along the fiber with meter precision. Your Responsibilities You design and implement a cloud-native, multi-tenant and secure asset monitoring platform for distributed fiber optic sensing solutionsYou build robust, secure and observable platform components, data models, interfaces and APIsYou evolve the application platform architecture, to support building solutions for field applications like fire detection, critical infrastructure monitoring or power grid solutionsYou proactively engage with application teams to understand their domain and their needsYou provide technical leadership by applying your expertise, designing concepts, proposing effective solutions and guiding the decision-making process Your Profile You have a degree in computer science, software engineering or similarYou 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 persistenceYou know common design- and architecture patterns and best practices in API designYou have a strong hands-on mentality and you have the drive to createYou speak German and English at C1 levelYou are willing to work on-site 50% Our Offer half-yearly bonus distribution (depending on company performance)annual salary increasesholiday bonuschristmas bonusAP Sensing Card with 50 Euro credit per monthpermanent employment contract with job securitycompany pension schemeparticipation in the Corporate Benefits Programmeal subsidy for the lunch cateringfree drinks and fresh fruitjob-bike offercareer opportunities due to steady, healthy company growthflat hierarchies and very collegial relationship with managersvery positive and appreciative working atmosphereinternational and intercultural teamflexible working hours and home office optionscompany laptop for everyoneideal work-life balanceregular company and team eventsemployee training and educationnew and fully equipped kitchen with high-tech coffee machinekiosk in the buildinglarge, bright and air-conditioned officesmodern office equipment with creative spacesheight-adjustable desks for ergonomic working2 minutes to the S-Bahn and motorwayfree parking spacessports facilities: weekly fitness coachshowers available (for cyclists or "lunch break joggers") Are you ready to play a BIG role in a small team instead of a SMALL role in a big team? Then you are spot-on with us… hr@apsensing.com Contact: Ingrid Licht Reference: 468G AP Sensing GmbH 71034 Böblingen www.apsensing.com