Posted Aug 20, 2026

Senior Software Engineer (AI Platform) (m/f/d)

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Want to build AI capabilities that ship to production and actually move the business? You’ll join our Engineering organization as part of the AI Team, working at the intersection of product, platform, and applied AI.
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In this role, you help turn AI opportunities into reliable services, developer tooling, and AI enabled features. You collaborate closely with Product Managers and business stakeholders, contribute across the full development lifecycle, and support the team by mentoring and raising engineering standards.

Your perspective:

You will shape how we build and run AI enabled capabilities at auxmoney, from platform foundations to real product impact. Your work will help teams ship faster and more safely, while keeping reliability, maintainability, and responsible AI usage high. You will have the autonomy to own meaningful technical decisions and see them through to production.
 
At auxmoney, we’re committed to equal opportunity and diversity. We especially welcome applications from parents, people with disabilities, and members of the LGBTQIA+ community. Please feel free to let us know if you’d like us to use gender-neutral pronouns, if you need barrier-free access to our office, or if you require more time during the application process. You are passionate about agile work and would like to create every day differently? Then you are exactly right with us! We are auxmoney - one of the most successful Fintech companies in Germany and the largest credit marketplace in Continental Europe. Private and institutional investors invest directly in pre-approved loans via auxmoney. 
 
As a company, we combine the start-up mentality with the security of a successful Grown-Up. Together we work at our locations in Düsseldorf, Budapest and Dublin. 
 
Thanks to flat hierarchies and a diversity of creative and development opportunities, you can achieve excellent results on your own responsibility and work on exciting projects. You can simplify processes and products and thus actively shape auxmoney as a company in a sustainable manner. 
Regardless of whether you are an intern or a manager: everyone makes a valuable contribution at auxmoney. 
 
You are also welcome to visit us on our social media channels to gain a better impression of us. 
 
 

5+ years software engineering experience, strong OOP skills (Python, PHP, Java, C#), production backend and cloud (AWS), applied AI/LLM experience, CI/CD and infrastructure as code familiarity, English C1+, German B2 preferred.

Key Responsibilities

Skills & Tools

Python, PHP, Java, C#, AWS, CI CD, infrastructure as code, Claude Code, Cursor, Kafka, Salesforce

Job Details

Benefits

About auxmoney GmbH

A fintech credit marketplace combining startup agility with grown-up stability to provide lending and investment services. — Industry: Finance