Job
In this role, you will develop business-critical payment services using Kotlin and Java, manage the payment lifecycle, and design scalable APIs and event workflows for banking partners.
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Job technologies
Your role in the team
- Build and evolve business-critical payment services using Kotlin, Java and Spring Boot, enabling customers to move money reliably through SEPA while supporting the wider banking platform.
- Develop services across the payment lifecycle, including initiation, validation, execution, status handling, returns, exception management and reconciliation.
- Design clear domain models, APIs, and event-driven workflows connecting customer-facing products with internal systems and external banking partners.
- Write clean, secure, well-tested, and maintainable code, with particular attention to correctness, resilience, and traceability when moving money.
- Develop and operate cloud-native applications on AWS, including containerized services on ECS and event-driven workloads on Lambda.
- Shape reliable delivery and operations with infrastructure as code, CI/CD pipelines, observability and monitoring.
- Work in autonomous, cross-functional teams using agile practices, Domain-Driven Design, code reviews, automated testing, and continuous delivery.
- Take ownership from idea to production, delivering measurable value while improving quality, automation, reliability and developer experience.
Our expectations of you
Education
- A university degree in a relevant field of study (e.g., computer science, engineering, or the sciences) or an equivalent qualification.
Qualifications
- A solid understanding of Domain-Driven Design and the ability to translate complex business processes into clear software models.
- Familiarity with cloud-native development on AWS, especially containerized and serverless workloads.
- Confidence with automated testing, CI/CD, infrastructure as code and production observability.
- A quality and security mindset, with attention to reliability, maintainability, and operational ownership.
- Clear communication skills and a collaborative, pragmatic approach to solving problems.
- An interest in complex financial workflows or the curiosity to learn them quickly. Exposure to SEPA payments or payment processing would be a plus.
Experience
- Strong experience building backend services with Kotlin or Java and Spring Boot.
- Experience designing and operating distributed, event-driven systems and APIs.
What we offer
- Be part of one of the fastest-growing and most visible Fintech startups in Europe, creating innovative services that have a substantial impact on the lives of our customers.
- Work with an international, diverse, inclusive, and ever-growing team that loves creating the best products for our clients.
- Be productive with the latest hardware and tools.
- Learn and grow by joining our in-house knowledge-sharing or career development sessions and using your individual education budget.
- Learn and experience German culture firsthand by joining our free German language classes.
- International relocation support is provided if required.
- Opportunity to work from abroad.
- Benefit from an attractive compensation package and the company pension scheme.
- Monthly contribution of 50% toward the Deutschland Jobticket.
- Say goodbye to order commissions and say hello to your complimentary subscription to Scalable Capital's PRIME+ Broker.
- Enjoy flexible and discounted sports activities with Urban Sports Club.
Benefits
Food & drink
Health, fitness & fun
Higher take-home pay
Topics you will work on
Job locations
About your employer
Scalable Capital was founded in 2014 with the goal of using modern technology to give a wide range of investors access to an investment previously only available to the very wealthy.
- English
- Established Company
- Onsite, Hybrid, Full Remote
- Banking, Finance, Insurance
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