At Fourthline, our mission is to fight financial crime. We help protect the integral financial system by verifying millions of identities for banks, neobanks, online brokers, crypto exchanges, and insurers like N26, Trade Republic, flatexDEGIRO, Nationale Nederlanden, Qonto, Shine, Solarisbank, and more.

Having started our journey in January 2018, we're incredibly proud to count around 250 employees between our Amsterdam and Barcelona offices with over 50 nationalities.

Prevent financial crime by building best-in-class SaaS solutions with our talented Anti-Money Laundering (AML) and Bank Account Verification (BAV) + Qualified Electronic Signatures (QES) teams in Barcelona—we’re looking for a Backend Software Engineer II who brings solid technical expertise, a product-driven mindset, and a collaborative spirit across diverse domains and skill levels.

As a backend engineer at Fourthline, you will:
- Design, develop, maintain, and improve our microservices, and take responsibility for thorough testing and reliable deployments of your stories.
- Professionally manage your tasks,



priorities and deliverables, taking joint ownership with your teammates for the sprint goals.
- Utilize your experience to contribute to our growth through lessons learned from your successes and failures.
- Take responsibility for engineering excellence and participate in architectural decision-making within your team.
- Contribute to thorough documentation—crucial for ensuring success and minimizing questions
- Understand the entire development lifecycle and work closely with other members in squads, including Platform and QA teams.
- Employ both technical and soft skills to address challenges, recognizing that solutions often require a blend of technology-based and people-based strategies.

Emphasis on Collaboration

At Fourthline, we foster a collaborative culture informed by industry knowledge (FinTech) and deep understanding of our business objectives. You will actively participate in cha

📌 Backend Software Engineer (Barcelona)
🏢 Fourthline
📍 Barcelona