Senior Software Engineer

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Software Engineer in Germany.

As a Senior Software Engineer, you will play a pivotal role in building scalable, resilient, and innovative software systems that power smart homes and buildings. You will design and operate IoT platforms, maintain digital twins, and develop tools that streamline operational workflows. This role allows you to work across the full software lifecycle, from architecture to deployment, while mentoring junior engineers and collaborating with cross-functional teams. Your work will directly impact the sustainability, efficiency, and quality of smart living solutions. The environment is dynamic, purpose-driven, and fosters ownership, creativity, and continuous learning.

Accountabilities

• Design and operate scalable IoT systems powering smart homes and buildings.
• Build and maintain a Building Digital Twin to provide a unified operational view.
• Develop internal tools to enhance Building Operating System workflows and processes.
• Own complex technical tasks independently and adapt quickly to changing priorities.
• Contribute to architectural decisions, system design, and roadmap planning.
• Champion agile, test-driven development practices and maintain CI/CD pipelines.
• Ensure quality, maintainability, and observability of systems through best practices.
• Collaborate cross-functionally with Product Managers, Designers, and Engineers.
• Mentor junior engineers and foster a culture of sustainability, innovation, and ownership.

• Strong experience designing, building, and operating production software systems, ideally in IoT, smart home, or smart building environments.
• Proficiency in modern software design patterns, distributed and event-driven architectures.
• Hands-on experience with Linux-based systems, containerization, and cloud integration.
• Skilled in Kotlin, Python, TypeScript, PostgreSQL, Redis, message brokers, and cloud platforms.
• Familiarity with IoT connectivity technologies (Wi-Fi, BLE, Zigbee, Thread, LoRaWAN, NB-IoT, 5G) and protocols (MQTT, CoAP, WebSockets, KNX, BACnet, Matter, Modbus, Z-Wave).
• Experience designing and operating highly available systems and managing large fleets of connected devices.
• Strong collaborative development practices, including pairing, TDD, and mentoring.
• Bonus: Experience with IoT device lifecycle management, OTA updates, and observability practices.

• Permanent contract with 30 vacation days.
• Flexible, hybrid working options, including remote work from Germany and up to 40 days abroad per year.
• Company pension scheme, language courses, and employee discounts with sustainable brands.
• Mental health support through external partners, including anonymous sessions.
• Virtual Share Program participation.
• High level of ownership and autonomy in shaping solutions and driving projects.
• Diverse and inclusive team with colleagues from over 50 countries.
• Opportunity to contribute to sustainable and affordable smart building solutions.

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

When you apply, your profile goes through our AI-powered screening process designed to identify top talent efficiently and fairly.

Our AI evaluates your CV and LinkedIn profile thoroughly, analyzing your skills, experience, and achievements.
It compares your profile to the job's core requirements and past success factors to determine your match score.
Based on this analysis, we automatically shortlist the 3 candidates with the highest match to the role.
When necessary, our human team may perform an additional manual review to ensure no strong profile is missed.

The process is transparent, skills-based, and free of bias — focusing solely on your fit for the role.
Once the shortlist is completed, we share it directly with the company that owns the job opening. The final decision and next steps (such as interviews or additional assessments) are then made by their internal hiring team.

Thank you for your interest

#LI-CL1