Platform Engineer II

Build with us

Businesses deserve better from finance. Less friction, more freedom. Since 2004, Mollie has been on a mission to make payments and money management effortless for every business in Europe.

Today, more than 250,000 companies trust our all-in-one platform to get paid, manage money and grow on their terms. Simple, scalable and built with real businesses in mind.

We're one of Europe's fastest-growing fintechs, with 900+ Mollies across 12+ locations. Our people make this growth possible. We move fast, build with purpose and care deeply about our customers. Whether you're solving problems, building market-leading products or exploring how AI can make work smarter, you'll have the freedom to create and the trust to deliver.

If you're ready to grow, shape the future of fintech and join an ambitious, high-performing team, this is the place for you.

Your impactAs a Platform Engineer on the Release team, you will focus on the delivery flow of our software, directly impacting how Mollie ships products to hundreds of thousands of businesses. Mollie is doubling down on reliability, and you will play a crucial role in ensuring that our software is deployed securely, reliably, and can be seamlessly rolled back if issues arise.

You will be at the forefront of bringing Mollie’s reliability standards to 4 and 4.5 nines for our critical services. Operating in a GitOps environment, you will take ownership of our continuous delivery platform, solving complex infrastructure challenges, and leading an ambitious initiative to roll out canary deployments and feature flags across all critical services by the end of the year.

What you'll ship

• Continuous Delivery Excellence: Ensure the scalability, reliability, and availability of our CD platform and supporting infrastructure using GitLab, Argo CD, and GitOps methodologies.

• Advanced Deployment Strategies: Design, implement, and evolve deployment strategies, taking charge of our ambitious timeline to roll out canary deployments and feature flags company-wide.

• Reliability & Uptime: Champion high operational standards, contributing directly to Mollie's strategic goal of achieving 4 to 4.5 nines of uptime for critical services.

• Monitoring & Troubleshooting: Apply robust monitoring and alerting practices to detect issues early. Troubleshoot, investigate, and resolve complex system issues to maintain platform resilience.

• Platform Evolution: Drive continuous improvement in the problem space of software delivery, treating all new features under feature flags and enabling a culture of safe experimentation.

What you'll bring

• Experience: 3+ years of experience as a Platform Engineer, Site Reliability Engineer (SRE), or DevOps Engineer.

• Containerization & Cloud: Strong, hands-on expertise with Kubernetes (preferably GKE) and Public Cloud infrastructure (preferably GCP).

• CI/CD & GitOps: Deep knowledge of CI/CD practices and strong experience with Argo CD (or similar tools like Flux).

• Infrastructure & Code: Proficiency in Infrastructure as Code (Terraform) and solid programming/scripting skills.

• Observability: Strong skills in monitoring and observability tools (e.g., Datadog, Grafana, Prometheus).

• Bonus points: Hands-on experience with feature flag management systems (OpenFeature, Flagd) and deep GitLab/GitHub expertise.

Grow your way

At Mollie, growth is personal. We believe everyone should have the chance to develop their skills, explore new challenges and shape their career on their own terms.

You'll get regular feedback and performance reviews to support your development, with fair and transparent salary reviews along the way. Many Mollies move into new roles or take on new projects to stretch themselves, and we actively hire from within to help you take the next step.

No matter if you're aiming for promotion, exploring a different career path or building new skills, you'll be supported with the tools, trust and opportunities to grow your way.

Unlock your full potential and join us to eliminate financial bureaucracy

If you're excited by the idea of building what's next, for yourself and for thousands of businesses across Europe, we'd love to hear from you. Apply with your CV (in English) using the form below.

Want a peek behind the scenes? Check out what life at Mollie is really like.

AI at Mollie

We believe in Always Be Shipping, and AI brings that philosophy to life across every team, every role, every day.

AI is core to how we build. It helps us move faster, simplify work and make smarter decisions, creating real impact for the businesses we serve. We're looking for people who are excited to use AI to shape the future of finance with us.