Junior Backend Engineer – Payments

• Location: Amsterdam
• Type: Permanent
• Job #16823

We’re partnering with a fast-growing international SaaS platform serving millions of small businesses globally. The company is building next-generation financial tooling embedded directly into its core platform, enabling customers to manage and grow their businesses through seamless payment experiences.

We’re looking for a Backend Engineer to join a product team focused on building scalable financial transaction and payment experiences for small and medium-sized businesses. This role involves hands-on development work contributing to reliable systems that help businesses manage transactions seamlessly, support growth, and improve customer experiences.

You’ll work in a collaborative, fast-paced development environment where experimentation, continuous improvement, and high-quality engineering practices are valued.

What You’ll Do as a Backend Engineer

• Design, build, and deploy reliable backend services that enhance user experience and system performance.

• Contribute to continuous integration and delivery practices to support efficient and safe releases.

• Make thoughtful technical decisions in evolving environments, balancing system quality and operational needs.

• Develop solutions that reduce operational complexity and improve long-term maintainability.

• Collaborate with cross-functional partners including engineers, designers, and product stakeholders to deliver customer-focused solutions.

• Contribute to an existing codebase by implementing new features and improving system reliability.

• Participate in technical discussions around architecture, design, and best practices.

• Write and maintain tests, advocate for engineering quality, and support a culture of continuous improvement.

What You’ll Bring

• Professional experience working with backend systems (including internships, placements, or part-time roles).

• Bachelor’s or Master’s degree in Computer Science or a related discipline.

• Strong foundations in backend development, with hands-on experience using Python.

• Working knowledge of SQL and experience with relational databases (e.g., MySQL or similar technologies).

• Experience writing unit tests and understanding the importance of testing practices.

• Ability to work within existing systems, understand established codebases, and deliver clean, maintainable solutions.

• Familiarity with Git-based version control workflows, including pull requests and code reviews.

• Exposure to Agile or Scrum development methodologies.

Nice to Have

• Experience with containerization or infrastructure tooling (e.g., Docker, Kubernetes, Terraform, or comparable technologies).

• Familiarity with modern frontend frameworks such as React or similar tools.

• Experience designing or integrating RESTful APIs.

• Exposure to Test-Driven Development or test-first engineering practices.

• Understanding of Domain-Driven Design concepts.

• Experience with CI/CD pipelines and automated deployment workflows.

• Background in payments, financial technology, or transaction processing platforms.