Software Engineer (Kotlin)

EngineersOfAI; Bengaluru; On-site; INR 1,800,000 - 3,000,000; Full time

Job summary

Adyen is seeking a Kotlin Engineer to develop our in-person payments solutions with a large fleet of terminals. You will implement features across Android and Linux-based devices, including backend work, using Kotlin Multiplatform where appropriate.

You’ll work on payments capabilities like card and QR-code settlements, integrate with backend services, and ensure robust testing from unit tests to automated validation. A collaborative, ownership-driven team culture awaits.

Qualifications

• 3+ years of Android/Kotlin development experience.
• 3+ years of Kotlin software design & development experience.
• Knowledge of PostgreSQL and SQLite databases.
• Fluent English communication.

Responsibilities

• Develop the main business logic in Kotlin for Android/Linux terminals and backend.
• Implement payments features (cards, Apple/Google Pay, QR codes).
• Integrate with the Adyen backend and multiple cash registers.
• Apply diverse testing methods from unit to end-to-end tests.

Skills

Android development

Kotlin

Kotlin Multiplatform

English communication

Tools

PostgreSQL

SQLite

Job description

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.

Kotlin Engineer

Adyen is looking for full-time Kotlin Engineers to help us develop our in-person payments solution. We have a large and varied fleet of payment terminals in the field, which we are continuously improving by adding new features and payment methods. Kotlin development plays a vital role in this effort, as your code will be deployed across our various solutions using Kotlin Multiplatform.

What you’ll do:

As a Kotlin Engineer you will work on solutions for our payment terminals featuring many capabilities, such as:

• Accepting payments using credit cards and debit cards, Apple Pay or Google Pay on mobile phones or accepting payments through QR codes;
• Communication with the Adyen backend to achieve one platform solution;
• Integration with a variety of cash registers using state of the art standards.

You will be working on developing our main business logic in Kotlin, which will be deployed on both Android and Linux based payment terminals, and on our backend.

Your code is tested using a variety of testing methods. These methods range from unit testing to complete product testing via automated programmable robots in order to offer a stable and feature rich solution to all of our merchants.

We value your opinion and ideas. You are encouraged to propose improvements, new solutions for your team and the platform. You will also have the freedom and opportunity to work on projects that will bring innovation and keep Adyen ahead of their competition. Since with freedom comes responsibility, you are expected to take ownership of the feature you work on, and be involved from design, implementation, testing and monitoring of the new functionality as well as to ensure a sustainable and secure solution.

At Adyen we have a development team working with various technologies. When you love to solve hard technical problems effectively, take ownership and want to work as part of an efficient team of professionals please reach out! We are constantly looking for the right balance between elegant solutions and time-to-market. In other words, you have the opportunity to work in a comfortable but dynamic and challenging environment.

Your qualifications

• 3+ years of cumulative development experience in Android/Kotlin;
• 3+ years of experience in software design and development in Kotlin;
• Knowledge on databases (Postgresql, SQLite;)
• Able to communicate fluently in English.

Nice to have

• Experience with Kotlin Multiplatform for cross-platform development;
• Additional programming knowledge/experience - Android, C/C++, Python
• Card payment (EMV, ISO8583, ISO20022) knowledge.

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!<