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From the employer's careers site First seen 27 Oct 2026

Java Engineer in Java Application Core Components team

Adyen Amsterdam On-site senior full-time

The employer hasn't listed a salary.

Apply on Adyen

Description

As part of the Java Application Core Components team at Adyen, you will build and maintain the core Java tools and components used across all of Adyen, shaping how other engineering teams build their services.

You will work on some of the largest ongoing efforts in the company, including 3 large-scale migrations that will shape the future of Adyen's application architecture.

Responsibilities:

  • Design, build, and evolve the internal and open source Java frameworks and components used by every Java application team at Adyen.
  • Play an active role in one or more of the team's 3 large-scale migrations that are reshaping Adyen's application architecture.
  • Provide hands-on technical guidance to other engineering teams, by guiding them on how the frameworks and libraries we provide can be used to solve Adyen's business problems.
  • Design and evolve workflows used by other engineering teams across Adyen, working closely with them to identify pain points and improvement opportunities.
  • Collaborate with partner platform teams (Kubernetes infrastructure, deployment, security) to make sure our components integrate well across Adyen's tech stack.
  • Advocate for best practices across Adyen and define boundaries/guidance on how the frameworks/libraries we maintain can be used.

Requirements:

  • 5+ years of experience with Java backend development
  • Strong skills in core Java and code/API design
  • Track record of building high-quality software, with testing at all levels
  • A communicative, proactive team player who takes ownership, is decisive under ambiguity, and can act as a technical influencer with a multiplier mindset
  • Comfortable being a driver: able to build alignment with stakeholders and partners while pushing initiatives for our customers

Nice to have:

  • Experience with Kubernetes/cloud migrations, legacy application modernization, security-related work or platform development experience
  • Experience developing and maintaining libraries/frameworks used by many other developers (either open source or internal)
  • Experience with build tools, ideally for Java (Gradle/Maven)
  • Broader architecture sense across distributed systems
  • Familiarity with Spring, Jersey, Feign, OpenAPI
  • Understanding of Domain-Driven Design (DDD) and Test-Driven Development (TDD)
  • Exposure to AI agent workflows and a DevOps mindset
  • Developer advocacy experience: public speaking or training/facilitation skills

Skills

Required

  • Java
  • Java backend development
  • core Java
  • code/API design
  • high-quality software
  • testing

Nice to have

  • Kubernetes
  • cloud migrations
  • legacy application modernization
  • security-related work
  • platform development experience
  • Spring
  • Jersey
  • Feign
  • OpenAPI
  • Domain-Driven Design (DDD)
  • Test-Driven Development (TDD)

Ready to apply?

You apply with the employer directly. Their original posting is here: https://job-boards.greenhouse.io/adyen/jobs/8106754

Apply on Adyen