Benefits / Perks Competitive salary Up to 90,000/year Remote setup support Including a headphones budget every two years Generous time off 22 vacation days, your birthday off, and regional public holidays Learning & upskilling Individual development budget to help you grow your skills and stay ahead Why Youll Want to Apply Be part of a mission-focused team building fintech solutions that power millions globally. This role offers: The chance to work on a SaaS core banking platform used by 10M+ people A collaborative culture with experienced engineers and architects A healthy work-life balance in a remote-first setup Strong product leadershipdevelopers focus on code, not specs The Role Our client is seeking a Senior Back-End Developer to help design and build backend services, domain models, and system logic for a complex fintech platform. The team works mainly in Scala, with an OOP-first approach and a foundation in Domain-Driven Design (DDD). Youll take business concepts and turn them into high-quality code running in production environments 24/7. Your Responsibilities Model and code backend services using Scala, Java, and PostgreSQL Translate domain ideas into technical specifications and solutions Own the development lifecycle from concept to deployment Contribute to system performance, architecture, and observability Ideal Profile 10+ years of backend development experience (Scala or Java, or similar) Strong understanding of OOP/FP concepts and design patterns Experience with concurrent systems and transactional logic Self-driven with excellent communication skills in English Bonus Experience PostgreSQL, Oracle, MSSQL, or DB2 Working knowledge of Domain-Driven Design Debugging and performance optimization About Our Client Our client is a global fintech SaaS provider helping banks, fintechs, and neobanks scale through flexible core banking systems. With 50+ enterprise clients across 12 countries and over 10 million end users, theyre focused on performance, collaboration, and innovationwithin a remote-first, inclusive culture.