Senior Software Engineer, Java (EVERGREEN)

Who we are We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we’re here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade-everything platform empowers both first-time investors and seasoned experts to invest in the cryptocurrencies, crypto indices, stocks*, precious metals and commodities* they want — with any sized budget, 24/7. Our global team works across different cultures and time zones, bringing our products to more than 7 million customers, making us one of Europe’s safest and most secure platforms that powers modern investing. Headquartered in Austria but operating across Europe, our products are built by fast-moving, talented, “roll-up-your-sleeves-and-make-it-happen” kind of people. It’s these diverse perspectives and innovative minds operating as ONE TEAM that keep Bitpanda at the cutting edge of our industry. So if you’re someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team. Let’s go! About This Evergreen Role Please note that this is an "evergreen" job posting. Transparency is important to us, so we want to be upfront: while we do not have an active headcount for this specific role at this exact moment, we know from experience that positions on our core engineering teams open up frequently due to growth, internal promotions or sometimes saying goodbye to our veteran pandas. We highly encourage candidates to apply and go through the interview process now. Going into the process early allows us to get to know each other, evaluate your skills, and align on career goals without the pressure of an immediate deadline. If it is a mutual fit, you will be the first in line and ready to join the team the moment a headcount is approved; bypassing the usual hiring delays. Your Mission As a Senior Engineer at Bitpanda, your mission is to own, design, and scale the highly available, resilient back-end systems powering our core financial ecosystem. Whether building low-latency margin trading infrastructure, real-time risk assessment engines, or seamless payment and compliance pipelines, this work will directly shape how customers interact with digital assets at scale. Collaborating closely with cross-functional stakeholders, spanning Product, Risk, Compliance, and Finance, will be essential to architect services that safeguard the platform, ensure regulatory compliance, and enable seamless growth as we expand across Europe and beyond. What You’ll Do Architect and build: Design and develop scalable, resilient, message-driven services using Java. Ensure uncompromised quality: Write clean and future-proof code with 80% unit test coverage, alongside comprehensive end-to-end and integration testing, before deploying into our event-driven microservices architecture. Scale for heavy loads: Optimise core backend modules and services to guarantee maximum reliability, maintainability, performance, and scalability. Drive technical innovation: Research and adopt the latest trends and technologies in backend development to keep our infrastructure and applications cutting-edge. Lead by example: Act as a technical mentor for junior and mid-level developers by providing architectural guidance, code reviews, and support to help them grow and excel in their careers. Who You Are Experienced Java Developer: Advanced knowledge and hands-on experience in software development using modern frameworks such as Spring Boot, with Java as the primary programming language, are foundational to this role. Database Expert: A solid understanding of both relational and non-relational databases is required, with a strong preference for candidates who have direct experience with Postgres and MongoDB. API Architect: Proven experience creating, scaling, and maintaining publicly available REST APIs is essential, backed by a keen understanding of perf…