Senior Software Engineer, Java/Kotlin - (Fintech)

Job Description

We are looking for a Senior Software Engineer, Java OR Kotlin - (Fintech) to join our Payments team and build worldwide innovative Wallet, Payment, and Anti-Fraud solutions with us. Work and scale our internal Payments engine that would handle payments for the entire Delivery Hero. If you're a creative problem solver who is eager to deliver solutions and hungry for a new adventure, an international workplace is waiting for you in the heart of Berlin!

Being part of building the financial backbone of Delivery Hero, you’ll develop products that empower millions of customers and merchants, from seamless payments to innovative financial solutions like wallets and credit. Your work will support our path to profitability by creating financial flexibility for users and enabling smooth transactions across 70+ countries.

Some problems we are working on in the payments domain:

• How do we improve the payment success rate?

• How do we reduce the number of fraudulent transactions by keeping the payment journey simple?

• How do we handle the high load during lunch and dinner peak time in a cost efficient way?

• Which payment options to show customers for the best payment experience.

What You Will Do

• Design, build, and deliver highly scalable software systems operating in complex, global business environments, used across more than 70 countries

• Lead backend engineering efforts with a strong focus on distributed systems, leveraging Java, Kotlin, and modern frameworks such as Spring / Spring Boot, Hibernate, and JUnit.

• Own services end-to-end by embracing a true “you build it, you run it” mindset, with deep involvement in infrastructure automation and continuous deployment.

• Define and execute highly effective testing strategies by applying unit, integration, contract, and end-to-end testing at scale.

• Drive high-quality software design by systematically applying design patterns, SOLID principles, and Domain-Driven Design (DDD).

• Build secure, resilient systems by applying secure coding best practices throughout the development lifecycle.

• Rapidly diagnose and resolve complex production issues across multi-region, distributed microservices platforms.

Qualifications

• Proven experience designing and delivering software systems in highly complex business domains at global scale.

• Deep backend engineering expertise with a strong preference for distributed systems.

• Hands-on mastery of Java, Kotlin, Spring / Spring Boot, Hibernate, and JUnit.
  A strong engineering ownership mindset with a passion for automation, CI/CD, and reliability.

• Exceptional problem-solving skills, curiosity, and a creative, outside-the-box approach to complex challenges.

• A high bar for quality, performance, and craftsmanship — with a relentless attention to detail.

Additional Information

Ensuring you and all our Heroes are looked after, happy, and healthy is always on the menu. Because if you’re in good shape, then we’re in good shape.

• Make the most of our hybrid working model and join the team for face-to-face connection and collaboration in our beautiful Berlin campus 2 days a week

• We offer 27 days holiday with an extra day on 2nd and 3rd year of service

• We will support you in developing yourself and your career growth opportunities: 1.000 € Educational Budget, Language Courses, Parental Support and access to the Udemy Business platform to explore a variety of online courses.

• Get moving and release those wonderful, mind-boosting endorphins: Health Checkups, Meditation, Gym & Bicycle Subsidy

• Cash. Dough. Cheddar. Whatever you call it, we’ll help you with it: Employee Share Purchase Plan, Sabbatical Bank, Public Transportation Ticket Discount, Life & Accident Insurance, Corporate Pension Plan

• The power of getting together over some food is unrivaled. Here are a few ways to help you do that. All the yum: Digital Meal Vouchers, Food Vouchers, Corporate Discounts. Courses.

• Wondering what relocating to Berlin is like? In this article, we’ve put together 10 things you should know about moving to Berlin and how Delivery Hero can support you. You can also visit our relocation hub and check out more information about moving to Berlin.

• Ready to prepare for your interview? Check out the list of the 5 most common interview questions and answers created in collaboration with our recruiters.

Ready to join our team?If you’re excited to grow, collaborate and be part of the world’s leading delivery platform, we’d love to hear from you. Apply today!

We believe diversity and inclusion are key to creating not only an exciting product, but also an amazing customer and employee experience. Fostering this starts with hiring - therefore we do not discriminate on the basis of racial identities, religious beliefs, color, national origin, gender identities or expressions, sexual orientations, age, marital or disability statuses, or any other aspect that makes you, you.

We encourage you to let us know if you need any accommodations or specific accessibility support to ensure a smooth interview experience—just let us know with an email to our Inclusion Officer at [email protected] it in your application.

Severely disabled applicants with equal qualifications will be given preferential consideration.

You're welcome to share your pronouns (he/she/they) right from the start so we can address you respectfully from our first contact.

We believe diversity and inclusion are key to creating not only an exciting product, but also an amazing customer and employee experience. Fostering this starts with hiring - therefore we do not discriminate on the basis of racial identities, religious beliefs, color, national origin, gender identities or expressions, sexual orientations, age, marital or disability statuses, or any other aspect that makes you, you.

We encourage you to let us know if you need any accommodations or specific accessibility support to ensure a smooth interview experience—just let us know with an email to our Inclusion Officer at [email protected] it in your application.

Severely disabled applicants with equal qualifications will be given preferential consideration.

You're welcome to share your pronouns (he/she/they) right from the start so we can address you respectfully from our first contact.