Senior Software Architect – SaaS/IoT (m/f/d)Senior Software Architect – SaaS/IoT (m/f/d)Get AI-powered advice on this job and more exclusive features.Direct message the job poster from Tomorrow ThingsTomorrow Things is building the data backbone for the AI-driven factory of the future. Our Things OS securely connects industrial machines — delivering standardized, high-quality machine data to power automation, AI, and sustainability at scale. Backed by top-tier investors and trusted by global OEMs, we’re shaping the next generation of industrial intelligence.As a Senior Software Architect, you’ll play a pivotal role in executing the technical vision behind our SaaS-based IoT platform. This is a hands-on leadership role that blends architectural oversight with direct contributions to key systems. You’ll work closely with cross-functional teams and company leadership to ensure our architecture remains robust, secure, and aligned with a clear technical roadmap.You won’t just guide from the sidelines — you’ll actively design, prototype, and build core backend components, ensuring our architecture not only looks great on paper but performs at scale in production. What You’ll Do• Drive the implementation and evolution of our cloud-native, multi-tenant SaaS architecture, following a defined technical strategy.• Collaborate directly with leadership to keep architectural decisions aligned with product milestones and business goals.• Take a hands-on role in developing key backend services and infrastructure, primarily in Python (FastAPI), with optional use of Rust (Rocket, Axum).• Provide architectural guidance while actively contributing to backend development.• Champion system reliability, observability, and modern infrastructure-as-code standards across AWS and Azure environments.• Embed security and data integrity principles deeply into every architectural decision — industrial data security is non-negotiable.• Work closely with DevOps and product teams to implement robust infrastructure and integration across cloud and edge. What You Bring• 5+ years in software architecture with proven hands-on contributions to production-grade systems.• Deep expertise in backend development with Python and FastAPI, plus experience or interest in Rust (Rocket, Axum).• Solid track record designing scalable microservices, modern CI/CD, and container orchestration (Docker, Kubernetes).• Practical experience with AWS and/or Azure, deploying resilient cloud infrastructure.• Strong understanding of data pipelines, real-time stream processing, and distributed systems.• Bonus: Knowledge of edge computing, IoT protocols (MQTT, AMQP) or industrial automation contexts.• Confident communicator who collaborates across teams and reports clearly to senior stakeholders.• A builder’s mindset: you thrive on delivering robust, maintainable components hands-on. Why Join Tomorrow Things?• Be a key executor of an architecture powering the future of industrial AI and automation.• Combine high-level system design with real, production-grade development.• Join a mission-driven team solving practical, high-impact challenges at the intersection of industry and innovation.• Competitive salary, meaningful equity, and genuine ownership.• Remote-first culture with flexible working options and a collaborative team based in Bonn.Apply directly via LinkedIn.Let’s build tomorrow’s factories, today.Seniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeFull-timeJob functionJob functionInformation Technology and Product ManagementIndustriesSoftware DevelopmentReferrals increase your chances of interviewing at Tomorrow Things by 2xGet notified about new Software Architect jobs in North Rhine-Westphalia, Germany.Cologne, North Rhine-Westphalia, Germany 2 days agoPaderborn, North Rhine-Westphalia, Germany 8 months agoSoftware Architect - Containers / VirtualisationInformation Systems - Open Source Technical ArchitectDynamics 365 Solutions Architect (m/w/d)Bonn, North Rhine-Westphalia, Germany 1 week agoTechnical Competence & Solution Architect Application (m/w/d)Bonn, North Rhine-Westphalia, Germany 1 week agoWuppertal, North Rhine-Westphalia, Germany 2 days agoGolang System Software Engineer - Containers / VirtualisationCologne, North Rhine-Westphalia, Germany 2 weeks agoCologne, North Rhine-Westphalia, Germany 1 day agoPython Backend Junior Software Engineer - Remote 4 days a week (Europe)Cologne, North Rhine-Westphalia, Germany $30,000.00-$40,000.00 1 month agoJunior Software Engineer - Cross-platform C++ - MultipassSoftware Architect / Technical Lead (Azure / Web / .NET / C#) - (m/f/d)Software Engineer - Solutions EngineeringCologne, North Rhine-Westphalia, Germany 1 day agoSoftware Engineer – Framework (Vue.js) (m/f/d)Staff Engineer (all genders)- Remote first set up (within Germany)Cologne, North Rhine-Westphalia, Germany 3 weeks agoCologne, North Rhine-Westphalia, Germany 2 days agoSolution Engineer - Cloud & AI Software, Development Tools and AINorth Rhine-Westphalia, Germany 1 week agoNeuss, North Rhine-Westphalia, Germany 1 week agoWe’re unlocking community knowledge in a new way. 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