Software Engineer/Senior Software Engineer (Java) - Payments

This is Adyen

Adyen provides payments, data, and financial products in a single solution for customers like Meta, Uber, H&M, and Microsoft - making us the financial technology platform of choice. At Adyen, everything we do is engineered for ambition. 

For our teams, we create an environment with opportunities for our people to succeed, backed by the culture and support to ensure they are enabled to truly own their careers. We are motivated individuals who tackle unique technical challenges at scale and solve them as a team. Together, we deliver innovative and ethical solutions that help businesses achieve their ambitions faster.

Java Software Engineer

Our engineers are reshaping the payments landscape. We’re looking for more talented problem solvers to help us address a unique set of challenges.

As an engineer at Adyen, you will be responsible for the full development cycle from software design to testing and ensuring everything works as expected in production. You will work with one of the biggest PostgreSQL databases out there, focusing on maintaining the platform's performance and reliability.

We are looking for Java Engineers and Senior Java Engineers for a number of  teams within our payments solution.

Payments solution:

As a Java Software Engineer within payments solution, you will build and improve integrations at a global scale for in-store and online payments. We make sure that our merchants and partners have a seamless integration with the Adyen platform. 

We are responsible for:

Building the best and most efficient payment engine globally

Building connections to all relevant payment methods and card schemes (Visa,Mastercard, Amex, etc) worldwide. Removing the complexity for our businesses to integrate them separately. Create a high-available, highly-scalable payment processing platform and connect to hundreds of external APIs. Given our global scale, automating all core processes to match funds to the penny, is a continuous challenge.

Deliver an industry leading user experience

Expand and modernize our portal for our external and internal users. Build a foundation where other solutions can build on top of. You will work on new features for our portal, improving the performance of existing frameworks or building automation APIs which enable platform growth in a scalable way. You will be focusing on providing APIs and UIs to our Merchants to enable self-service.

Who you are:

• You have experience with Java, web services, REST APIs and SQL / PostgreSQL
• You have worked with and deployed high-throughput and highly reliable services
• You are proactive, you take ownership and you strive for quality, from both a technical and product perspective
• You have excellent communication skills and you can explain complex, technical concepts to a non-technical audience
• You are a team player who knows when and how to involve other people to hear different perspectives
• You know how to evaluate tradeoffs and how to balance speed vs tech debt
• You enjoy working on a global product that impacts millions of people everyday
• Nice to have: experience with RabbitMQ, Kafka, Elasticsearch

What you’ll do:

• You will build and maintain our distributed high-performance platform
• You will be part of a diverse and inclusive team
• We launch fast and iterate often. Concretely, this means that within your first few weeks, you will bring code live that impacts many businesses and shoppers
• You will be fully responsible from its initial design to bringing new functionality live
• Identify and improve parts of the platform to make it more robust and scalable
• Collaborate across teams and time zones to make things happen, review code and be open to feedback

These roles are based out of our Amsterdam office. We are an office-first company and value in-person collaboration; we do not offer remote-only roles.

Our Diversity, Equity and Inclusion commitments 

Our unique approach is a product of our diverse perspectives. This diversity of backgrounds and cultures is essential in helping us maintain our momentum. Our business and technical challenges are unique, and we need as many different voices as possible to join us in solving them - voices like yours. No matter who you are or where you’re from, we welcome you to be your true self at Adyen. 

Studies show that women and members of underrepresented communities apply for jobs only if they meet 100% of the qualifications. Does this sound like you? If so, Adyen encourages you to reconsider and apply. We look forward to your application!

What’s next?

Ensuring a smooth and enjoyable candidate experience is critical for us. We aim to get back to you regarding your application within 5 business days. Our interview process tends to take about 4 weeks to complete, but may fluctuate depending on the role. Learn more about our hiring process here. Don’t be afraid to let us know if you need more flexibility.

This role is based out of our Amsterdam office. We are an office-first company and value in-person collaboration; we do not offer remote-only roles.

Client-provided location(s): Amsterdam, Netherlands

Job ID: 7062019

Employment Type: OTHER

Posted: 2025-07-24T11:35:13