
SaaS • Fintech • B2B
instellix is an enterprise-grade monetization and billing platform provider that helps businesses launch, manage, and scale digital business models. The company offers SaaS software for subscription management, usage-based and hybrid pricing, billing automation, payment management, accounting & taxes, and reporting & analytics, with APIs and integrations for fast deployment into existing IT landscapes. Instellix targets B2B customers — including manufacturers, mobility, IoT, and SaaS vendors — and emphasizes compliance, security (ISO 27001), and global tax/invoicing support to enable complex, multi-party revenue models across markets.
51 - 200 employees
Founded 2016
☁️ SaaS
💳 Fintech
🤝 B2B
November 25
🗣️🇩🇪 German Required

SaaS • Fintech • B2B
instellix is an enterprise-grade monetization and billing platform provider that helps businesses launch, manage, and scale digital business models. The company offers SaaS software for subscription management, usage-based and hybrid pricing, billing automation, payment management, accounting & taxes, and reporting & analytics, with APIs and integrations for fast deployment into existing IT landscapes. Instellix targets B2B customers — including manufacturers, mobility, IoT, and SaaS vendors — and emphasizes compliance, security (ISO 27001), and global tax/invoicing support to enable complex, multi-party revenue models across markets.
51 - 200 employees
Founded 2016
☁️ SaaS
💳 Fintech
🤝 B2B
• You take on real responsibility — conceptually, technically and operationally • You analyze and break down complex requirements for our product in close collaboration with the Product Owner • You design and develop scalable, maintainable software solutions — from architecture to concrete implementation and testing • You coach, enable and develop your colleagues • You actively contribute to architectural decisions and continuously help shape our development and operations processes
• 8+ years of experience in developing and operating distributed, scalable SaaS solutions — ideally with Java and Spring Boot • Solid understanding of the entire software development process — from requirements analysis to maintenance in production • Preferably supported by relevant certifications or further training (e.g., Scrum, Cloud/DevOps, iSAQB, ISTQB, ITIL) • Confident use of methodological tools such as Domain-driven Design, UML, Event Storming, arc42, C4 or entity-relationship models • Strong communication skills — you explain technical contexts and alternatives clearly and understandably, including to non-technical stakeholders • Team-oriented & coaching mindset — you enjoy passing on your knowledge and taking responsibility • Prioritization and coordination skills — you always keep an overview, recognize relationships and make decisions based on facts and goals • High quality standards, pragmatism and a drive to shape — you want not only to develop well, but to work sensibly and effectively
• Work–life balance — up to 100% remote work within Germany and very flexible working hours with no core hours • Modern equipment — we provide modern laptops with your preferred operating system as well as excellent equipment for your mobile office • Team events — regular team events, sailing on the Alster, cozy Christmas dinners • Freedom — space for creative ideas and their implementation • Room for personal responsibility, influence and development • Innovative product — contribute to the instellix SaaS platform
Apply NowNovember 25
Product Engineer at Ellipsus developing user-centric software for collaborative storytelling. Engaging in full product development process from inception to operation with a small, dedicated team.
November 25
Software Engineer developing scalable backend infrastructure in Go, Kotlin, and Java for the fintech industry. Collaborating with DevOps team on containerized applications and CI/CD.
🗣️🇩🇪 German Required
November 24
Senior Software Engineer focused on developing services for Humanitec’s cloud-native product solutions. Collaborating across teams in a fully remote environment to ensure product reliability and scalability.
November 22
Tech Lead at CEEZER developing a B2B marketplace platform for a sustainable future. Leading engineering efforts in creating impactful solutions for climate action.
November 21