Senior Software Engineer

Sambla Group is a fintech company with a clear goal – to be your trusted financial partner. We’ve grown into one of the fastest-growing fintech companies - bridging the gap between borrowers and lenders - thanks to the 500+ amazing people who work here. Our success comes from a shared commitment to deliver the best customer journey and empower people to improve their personal finances. Through our well-known brands - Sambla, Advisa, Rahalaitos, Omalaina, Rahoitu and DigiFinans - we help customers get the best possible terms on their loans. Right now we are looking for Senior Software Engineer who want to be part of this journey, who care about impact, not just output. With a product mindset, you will help shape the next phase of our growth. As Senior Software Engineer at Sambla Group you will work together with a close-knit team of developers on all levels. Everyday work as a developer here revolves around developing our internal systems, working with our partnerbanks API:s and being part of different projects cross-team. A sample of our stack is comprised of the Javascript-stack with focus on Node.js for backend. Having superb skills in our entire stack is not a requirement, but the will to learn is!

In this role, you will: Design and develop backend services powering our new products and ventures Actively take part in product discovery and influence what we build. Collaborate with frontend, design, and business colleagues to deliver end-to-end value. Write clean, reliable, and scalable code with ownership from idea to production. Contribute to defining our ways of working and technical patterns as we grow.

Who You Are: 5+ years of backend or fullstack experience with frequent product shipping. Strong understanding of modern software engineering principles and architectures. Experience with or curiosity for our stack: Node.js, React, TypeScript/JavaScript, Next.js, and AWS (including CDK and CloudFormation) Solid experience with APIs, testing, analytics, feature flags, and CI/CD pipelines. Bonus: App-first products, React Native or AI-driven workflows. Above all: a product mindset, you want to understand why we build things and you see impact as important as delivery.

Why this role? Shape the foundations: Help set patterns and practices in teams where ways of working are still evolving. Build for scale: Work on customer-facing features that reach thousands, while also designing systems that support Sambla’s growth. Grow and explore: Join at a stage where team missions and ventures expand, giving you the chance to explore different problem spaces over time. Work with purpose: What you build helps everyday people take control of their finances and create lasting impact in their lives.

What we offer: Business in mind & people at heart – we deliver results together and celebrate our achievements. A varied and challenging role in a multinational and highly innovative company, where we value the development of our employees We are strong believers in creating a fun workplace where people enjoy coming to work. A friendly culture with openness and respect for one another, with the possibility to influence and make a difference on society and people’s everyday lives.