Backend Engineer

As one of Europe’s fastest-growing FinTech scaleups - we’ve earned a place on the Sifted 100: Nordics & Benelux list in both 2024 and 2025 and most recently, we were proud to receive a double win at the Credit Management & Compliance Awards 2025, being named both "Fintech Rocket of the Year" and "Breakthrough of the Year".

With strong growth across the Nordics and Europe, our clients range from leading banks and iGaming giants to fast-moving digital innovators.

About The Position

Kreditz is looking for a Backend Engineer to join our Tech team.

In this role, you will design, develop, and evolve scalable backend services as we modernize our infrastructure. You will play an important role in shaping backend architecture, defining clear APIs between services, and ensuring our platform remains robust, secure, and efficient in a high-growth FinTech environment.

We're looking for someone who wants to help transform a high-performing fintech platform into a billion-dollar business.

What Can Kreditz Offer

• A once-in-a-lifetime growth journey, from startup to Global scaleup
• A journey where everyone in the team plays a crucial role for our company’s success
• Fun-loving, driven, and passionate colleagues who support each other’s success
• A culture that celebrates progress, humility, and teamwork
• We win together
• 24/7 access to gym, sauna and sports facilities at our office, plus additional wellness allowance
• Competitive base salary

Some Of The Main Responsibilities You Will Cover

• Design, develop, and maintain backend services and APIs
• Define and evolve backend architecture, including service boundaries and API contracts between microservices
• Build and deploy services on AWS using ECS, Fargate, and Service Connect.
• Collaborate closely with product and engineering teams to design scalable, maintainable solutions.
• Implement and maintain automated tests and CI/CD pipelines.
• Work with serverless technologies (AWS Lambda) for event processing.
• Perform code reviews and contribute hands-on to projects.
• Leverage AI agents and tools to enhance development workflows and productivity.
• Document system architecture, development processes, and integrations.

A motivated and skilled Backend Engineer who enjoys solving complex problems and is comfortable working in a fast-paced, evolving environment. You have strong backend fundamentals and architectural thinking, and you enjoy designing systems that scale.

We Believe That You Have

• A Bachelor's degree in Computer Science, IT, or equivalent practical experience.
• 5+ years of experience in backend development.
• Experience with Go (or willingness to pick it up quickly)
• Experience with cloud platforms, preferably AWS (ECS, Fargate, Service Connect)
• Strong experience in API design (REST and/or gRPC) and defining service contracts (OpenAPI)
• Experience designing backend architectures in microservice-based systems
• Experience with Infrastructure as Code (Terraform).
• Familiarity with containerization (Docker/Podman).
• Familiarity with messaging and event-driven systems (SQS, SNS)
• Experience with databases like PostgreSQL, MySQL, Redis, DynamoDB.
• Familiarity with monitoring and observability tools (CloudWatch, OpenTelemetry, X-Ray).
• Proficiency with Git and version control workflows.
• Excellent English communication skills (Swedish is a plus).
• Interest in using AI agents and tools as part of daily development work

• Experience with Ruby on Rails and/or Python
• Experience working in FinTech or other regulated environments

At Kreditz, you'll have the opportunity to work in a cutting-edge, fast-growing FinTech company that's redefining the credit scoring industry. With the backing of major investors and a clear vision for the future, your work will make a real impact on financial inclusion worldwide. Join us and be a part of something truly transformative!

APPOINTMENT OF ROLE

Q1 2026

SCOPE

Full-time, permanent employment (tillsvidareanställning)

SALARY

Competitive salary

REPORTING

You will be reporting to the company’s VP Engineering

WORKPLACE

Danderyd, Stockholm

RECRUITMENT PROCESS

Ongoing selection, we review candidates continuously.

Last day for applications 31st March 2026

CRIMINAL RECORDS EXTRACT

As part of our recruitment process we will ask you to present a clean criminal records extract

CONTACT

Lorenzo Puccio, VP Strategic Operations, [email protected]

For more information about the role feel free to reach out to our Co-founder/CTO, [email protected]

Intelligent credit- & risk decisions made easy with open banking & AI-technology