Senior Java Software Engineer (m/f/d)

Ratepay GmbH; Berlin; Hybrid; EUR 70.000 - 90.000; Vollzeit

Zusammenfassung

A leading fintech company in Berlin seeks a Senior Software Engineer with strong Java and backend development skills. The role involves product development, mentoring, and driving technical innovation in a collaborative environment. The ideal candidate has 7+ years of experience and familiarity with Spring and DevOps practices. Flexible working hours and various personalized benefits are offered in a vibrant community.

Leistungen

Flexible working hours

Gym membership

28 vacation days

Monthly lunches

Learning and development

Dog-friendly office

Qualifikationen

• 7+ years of experience in software engineering, particularly backend.
• Professional experience in Java development with Spring/Spring Boot.
• Hands-on experience with Docker and PostgreSQL required.

Aufgaben

• Develop and improve products ensuring robust solutions.
• Drive technical innovation and mentor engineers.
• Collaborate with teams to enhance engineering culture.

Kenntnisse

Java proficiency

Backend development

RESTful APIs

Problem-solving skills

Collaboration

Tools

Spring

Spring Boot

Git

Docker

PostgreSQL

Jobbeschreibung

Your Mission

Born in the heart of Berlin’s fintech hub, Ratepay has passionately crafted tomorrow’s payment solutions for over a decade. Today, we’re proud to be Europe’s leading white-label Buy Now, Pay Later provider.
Our success comes from teamwork, openness, and continuous improvement. We value shared goals over egos, fostering a culture of courage, commitment, and warmth. Our dedicated team of 200+ professionals powers the entire payment value chain - from integration to AI-driven risk management and dunning – delivering tailored payment solutions for businesses across Germany, Austria, Switzerland, and beyond.

Key Responsibilities:

• Develop, operate, and continuously improve our products, ensuring robust and scalable solutions.
• Bring your expertise in Java to drive technical innovation and mentor fellow engineers.
• Champion best practices in software development, ensuring clean, maintainable, and efficient code.
• Foster a DevOps mindset and take ownership of solutions in an AWS environment (“you build it, you run it”).
• Design and implement new features and services, optimizing system performance and user experience.
• Collaborate with cross-functional teams to increase the technical excellence of our engineering culture.

What You Bring:

• 7+ years of experience in software engineering, with strong proficiency in backend development.
• Professional experience in Java development, particularly with Spring/Spring Boot.
• Hands-on experience with Spring Boot, Git, Docker, and PostgreSQL.
• Strong conceptual knowledge of RESTful APIs, microservices, and event-driven architecture (ideally Kafka).
• Experience with full software lifecycle development and a DevOps mindset.
• Excellent problem-solving skills and a proactive approach to technical challenges.
• Strong communication and collaboration skills, aligned with Ratepay’s values of ownership and teamwork.
• Ideally, prior experience with Kotlin.

Due to our hybrid work model, we are looking for candidates based in or near Berlin. Unfortunately, we are currently unable to support visa or relocation processes.

What Working With Us Will Be Like

We're more than just a workplace – we're a vibrant community of innovators, collaborators, and visionaries who love what we do and reward those who work with us. Here, your career isn't just a job. It's an opportunity to thrive, learn, and make a difference. Take a look at these great personalized benefits of working at Ratepay. Each month, you can choose between mobility, fitness, food, training, and much more.

• Flexible working hours
• Work remotely (EU for up to 4 weeks a year)
• 28 vacation days per annum
• Financial security including pension plan
• Monthly lunches
• Learning and development (access to various self-development platforms such as language learning and skills enhancement)
• Gym membership or public transport allowance
• Ratepay community: Our office has a dog-friendly floor. Feel free to bring your pawsome pet to work when needed.

Equal Opportunities & Diversity

We value our diversity and welcome everyone to our team. Regardless of ethnic and social background, religious beliefs, worldview, gender, sexual orientation, physical and mental limitations, age, marital status, educational background, and nationality. With over 200 employees and 40 different nationalities, we take our values seriously. These include ownership, growth, integrity, collaboration, customer centricity, and inclusion.