Vonovia | Germany | Deutschland gesamt bundesweit | Permanent position | Full time / Home office | Published since: 27.03.2026 on stepstone.de
Senior Software Engineer Python - GenAI, LLM & Agentic Systems (m/f/d)
As part of the housing group Vonovia SE, our commercial teams shape everyday life for over one million tenants: in about 540,000 apartments in Germany and the working day of our approximately 12,000 colleagues. Whether in IT, HR, customer service or management – people who organize, manage and take responsibility work here. Your work sets the basis for affordable living and reliable, sustainable development with us as a leading housing company. To meet this demand, we rely on a modern, powerful IT. And ITler like you. Data, soft and hardware, IT structures and projects are your world. You want to work on innovation, decide, pilot ideas and take responsibility for IT solutions that drive us forward as a company. We'll give you the freedom to do that. In a team of IT professionals standing behind you. Look forward to exciting tasks and projects, flexible working hours and remote options. Come to Team Vonovia. V.ROCK IT. Build with us the next generation of AI systems: You want to not only write code, but to develop real business impact solutions with generic AI, LLMs and agentic systems? Then you're right with us. Our Advanced Analytics & AI team develops scalable AI and GenAI solutions that enable data-driven decisions. We think end-to-end: from architecture to development to stable operation in production. We rely on modern software architectures, clean code and pragmatic decisions – without unnecessary complexity. .
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Your tasks • Your profile • What we offer
With us you play a central role in building modern AI systems: You develop and operate scalable Python services for AI, Analytics and LLM-Use-Cases You implement end-to-end architectures – from data processing to model integration to MLOps & operation You design and implement performant REST APIs (e.g. with FastAPI) You integrierst LLMs including Prompt Engineering, Orchestration and Monitoring You develop agentic systems & multi-step workflows (Tool Calling, Agent Chains, MCP) You work with modern frameworks such as pydanticAI, LangChain, LangGraph and Langfuse You work closely with Data Scientists, Product Owns and Departments You actively shape our GenAI and AI technology stack You act as Sparringspartner & Mentor in the team
Multiannual Experience as Python Software Engineer (m/w/d) Very good knowledge of Python, OOP, Clean Code, Testing & Wartability Experience in the design and operation of REST APIs & distributed systems Practical experience with FastAPI or comparable frameworks Know-how in DevOps / MLOps (CI/CD, Monitoring, Deployment) Experience or strong interest in generic AI & LLMs Experience with a relevant framework (e.g. pydanticAI or LangChain) for structured validation, Model‐I/O and robust LLM interactions Ideally experience in the Microsoft ecosystem (Azure, Copilot Studio, Foundry) Very good knowledge of German and English
Security: You work in an unlimited working relationship in a dynamically growing company Remuneration: You receive a compensation corresponding to the responsibility, including voluntary social benefits, e.g. employees:internal share program, occupational pension provision, asset-effective benefits Modern environment: Depending on the location, your workplace is in a modern working environment incl. Staff:innencasino with coffee bar, free parking with e-store columns and a good ÖPNV and cycle path Flexibility & training: Work out from the home office? We offer mobile work with flexible working hours. There are also individual training opportunities and development opportunities Design space: Exciting challenges and the possibility to actively and independently shape topics Health: Offers for employees:internal health e.g. discounted gym fees, flu protection vaccination, job wheel (also e-bike), etc. Not just a professional home: We support the search for accommodation within our stock according to availability, so you can arrive quickly and easily
Why you should come to us Work on state-of-the-art GenAI and LLM systems Direct impact on Group-wide decisions High design space instead of pure implementation Modern tech stack & scalable platform architecture Cooperation with experienced AI and engineering experts Focus on quality, sustainability and clean software development
Location
 | Vonovia | |
| 04109 bundesweit | ||
| Germany |
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