Senior Backend Engineer (Fintech)

TL;DR

Senior Backend Engineer (Fintech): Building scalable backend services, data pipelines, and APIs for a next-generation FinTech platform with an accent on precision, scalability, and security. Focus on building SDKs, real-time event processing, external integrations, and optimizing cloud resources for maximum performance.

Location: Availability to work on-site in Utrecht at least 4 days per week. Eligible to work in EU (they can not yet sponsor Visa)

Salary: €70.000 and €100.000 gross per year

Company

This fast-growing FinTech scale-up from Utrecht develops a cutting-edge platform that helps companies automate their financial infrastructure, making financial processes faster, more transparent, and scalable.

What you will do

• Design and develop scalable backend services, data pipelines, and APIs using Kotlin, Ktor, Kafka, Kubernetes, GCP, BigQuery, and PostgreSQL.
• Be involved throughout the entire product lifecycle, from designing new services to building, testing, and deploying them into production.
• Collaborate with the product team to deliver new FinTech solutions, such as building SDKs and real-time event processing.
• Contribute to architecture, CI/CD, security, and data infrastructure.
• Mentor colleagues and promote best practices.

Requirements

• At least 4 years of experience in backend development.
• Experience with Kotlin (or Java) and frameworks like Ktor or Spring Boot.
• Experience with event-driven architectures is a major plus.
• Experience with cloud platforms (preferably GCP) and containerization (Kubernetes).
• Knowledge of databases such as PostgreSQL or BigQuery.
• Strong communication skills and a completed technical BSc or MSc.

Culture & Benefits

• Salary between €70.000 and €100.000 gross per year, depending on experience.
• Stock options in a fast-growing scale-up.
• 5% annual bonus.
• Travel allowance.
• Lunch provided at the office.
• Collaborate with top FinTech engineers in a tech-first environment.