Senior Software Engineer (Java)
- Level
- Senior
Not stated in the posting: salary, work type, visa.
Open. First seen 2 October 2026.
About the role
Adyen's standard text
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.
Financial Products
Adyen is expanding beyond payments by building an entire suite of embedded financial services tailored for platforms, marketplaces, SaaS businesses, on-demand platforms, and crowdfunding platforms. Our team’s mission is to enable these platforms to manage their global payments and financial services seamlessly through API integrations or hosted solutions.
With our solutions, platforms can:
- Run onboarding, verification, and compliance processes across multiple markets.
- Manage payments and trigger faster payouts and bank transfers in all preferred currencies.
- Offer value-added services like capital lending and the issuing of payment cards and bank accounts.
Our team is responsible for developing the technology behind this unified platform, focused on several different areas.
Your role:
- You will build and maintain our distributed high-performance platform.
- You will contribute to architectural design decisions and ensure the scalability of our platform.
- You will help develop teammates, mentoring and coaching junior engineers and peers while maintaining a feedback loop to foster both your and their continuous growth.
- 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 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.
- As an engineer you will help our core financial data processes and work on our finance infrastructure, to keep it scalable, reliable and secure.
Who you are:
- A Software Engineer with 6+ years of experience working with object-oriented programming languages (Java).
- You enjoy and have previous experiences mentoring (not managing) developers.
- You have a deep understanding of the why, how, and where of architectural software design.
- You are proficient in creating performance database queries and table structures.
- You are a clear and concise communicator capable of articulating complex, technical concepts to both junior developers and non-technical peers.
- You are flexible, a team player, and someone who understands the bigger picture.
- You are able to take ownership and lead a project.
- We are an international team and our working language is English, so you speak it fluently in both technical and non-technical contexts.
- Our Tech Stack: Java 17, Web Services (RESTful) and SQL/PostgreSQL using MyBatis (ORM), Tomcat, Gradle, CockroachDB and Elasticsearch.
Adyen's standard text
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?
Adyen's standard text
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 Madrid office. We are an office-first company and value in-person collaboration; we do not offer remote-only roles.
What this role asks for
60% of this description is written for the role. The rest is Adyen's standard text, folded away below.
Compared with Adyen's other open jobs.
The team: Development HIRES STEADILY
This role is one of 43 open in Development. 10 were posted in the last 30 days and the oldest in May: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Java (29 of 43), SQL (13 of 43), PostgreSQL (12 of 43), Machine Learning (10 of 43), REST (8 of 43), LLM (7 of 43), Airflow (5 of 43)
OTHER ROLES ON THIS TEAM
- Senior Software Engineer - Observability posted Nov 3
- Staff Engineer - Data Foundations posted Oct 28
- Team Lead - Software Engineer posted Oct 23
- Engineering Manager – Identity & Verification Services posted Oct 22
- Engineering Manager - Financial Products posted Oct 20
- Senior Machine Learning Engineer - AML Tech posted Oct 16
- Senior Machine Learning Engineer posted Oct 16
- Engineering Manager - Android posted Oct 12
- Head of Engineering - Financial Data Experience posted Oct 9
- Machine Learning Engineering Manager, Credit & Underwriting posted Oct 5
- Software Engineer II (Kotlin) - Core Experience posted Sep 25
- Senior Machine Learning Engineer, Financial Products posted Sep 15
- Staff Machine Learning Engineer, Financial Products posted Sep 15
- Engineering Manager, Machine Learning - Personalize Intelligence posted Aug 31
- Engineering Manager - Issuing posted Aug 24
- Staff Engineer - Payments (Mobile & Terminal Experiences) posted Aug 24
- Engineering Manager - Identity and Access Management posted Aug 19
- Staff Engineer - Banking Products posted Aug 17
- Senior Software Engineer (Java) - Banking Accounts posted Aug 14
- Member of Technical Staff posted Aug 11
- Engineering Manager - Debit Card Payments posted Aug 6
- Engineering Manager - Bank Payments posted Aug 6
- Staff Engineer - Intelligent Customer Experiences posted Jul 30
- Staff Software Engineer - Fraud Intelligence posted Jul 28
- Software Engineer II (Java) - Financial Products posted Jul 24
- Engineering Leader - Payments APAC posted Jun 8
- Engineering Lead, Regional Payments posted Jun 3
- Senior AI Research Engineer posted Jun 3
- Staff Engineer - Customer Onboarding posted May 18
- Staff Engineer - Customer Interfaces posted May 18
- Senior Machine Learning Scientist posted Apr 29
- Senior Software Engineer - Lending posted Apr 24
- Engineering Manager, Capital posted Apr 1
- Staff Engineer - Financial Products posted Feb 3
- Senior Software Engineer (Java) - Financial Products posted Jan 29
- Staff Software Engineer - Money Movement posted Nov 26
- Java Software Engineer - Payments posted Oct 31
- Senior Software Engineer (Java) - Unified Platform posted Oct 24
- Staff Engineer - Financial Products posted Aug 5
- Java Engineer (Affirmative Action for Women) posted Aug 1
- Software Engineer (Java) posted Aug 1
- Java Software Engineer - CX posted May 15
From the team and dates on Adyen's own job board.
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