Backend Engineer
Posted 15 Sep 2025
Advertised as “Senior Backend Engineer (Berlin)”
BranchFactor Summary
The original posting with the fluff stripped out
- Expected experience
- 5+ yrs
- Management level
- Individual contributor
- Employment
- Remote
Compensation
No salary listed for this role.
Role speciality
Backend EngineeringFinancial Technology
Useful technologies
JavaJUnitReactSpockSpring BootTestcontainers
Required qualifications
Field of studyComputer Science, Mathematics, Physics
Study levelMaster's
About the opportunity
About the opportunity
We are looking for a Senior Backend Developer who will take ownership of crucial backend engineering activities at Kadmos. As a regulated salary payment provider in the shipping industry, we are building secure, reliable, and scalable financial solutions that empower seafarers and shipping companies worldwide. You will play a central role in shaping the backbone of our platform and driving innovation in a highly regulated environment.
What you can expect
- Own the backend. You will be responsible for developing and maintaining core backend systems, building reusable libraries, implementing complex financial components, and integrating with external service providers.
- Work with independence. You’ll be trusted to take full ownership of your responsibilities, while collaborating closely with product, compliance, and engineering teams.
- Impact at scale. You will contribute directly to a platform serving the global shipping industry, with the opportunity to design systems that handle secure financial transactions.
- Collaborative environment. We value diversity, transparency, and teamwork. You’ll join an open and supportive culture where everyone’s input matters.
What you bring along
- 5+ years of professional experience in backend engineering with Java Spring Boot.
- Master's degree in Computer Science, Mathematics, or Physics.
- Expertise in Spring Boot and strong knowledge of modern frameworks, SDKs, API standards, and libraries.
- Solid experience with unit, integration, and performance testing (JUnit, Spock, Testcontainers).
- Strong understanding of building secure, reliable, and scalable systems, ideally in a regulated or financial services context.
- Proactive, ambitious, and collaborative mindset with a track record of delivering high-quality solutions.
- Fluency in English.
- Nice to have: familiarity with React and experience in building financial products.
Why us
- 🌱 Opportunity to work in a company with direct social impact
- 💰 Attractive compensation
- 🇺🇦 Open & International environment
- 🏛️ Fantastic location in the heart of Berlin & flexible WFH policy
- 🥘 Free lunch at the office