3 backend engineer jobs found in Chicago

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. Android/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...

Curious how your engineering skills could power real-world impact in global markets? Step into the world of high-performance technology and algorithmic trading through Optiver’s FutureFocus Technology Program . This immersive, five-day program gives you a front-row seat to the systems and minds driving one of the most advanced trading firms in the world — and a fast-track opportunity toward a Software Engineering Internship (Summer 2027) .   FutureFocus is a selective educational experience for students graduating between Winter 2027 and Spring 2028 , designed to uncover how world-class engineers build and optimize the systems that move global markets. Across five action-packed days, you’ll get hands-on experience, technical mentorship, and a behind-the-scenes view of Optiver’s technology-driven edge.     What you’ll do:   Requiring quick thinking, a critical mindset and bold action, FutureFocus offers you the opportunity to:   See...

ABOUT THE COMPANY: Maven is a market-leading proprietary trading firm allocating internal capital across discretionary, systematic, and market-making strategies. Our collective expertise spans traders, engineers, and technologists, unified by an unwavering dedication to enhance our efficiency as a premier liquidity provider for globally listed derivatives. We leverage groundbreaking execution and pricing technologies to elevate and improve how financial markets operate. Core Tech design, builds and runs the Core Platforms and its architecture at Maven. It provides applications, services and libraries upon which the whole business depends. The team’s main responsibility is for middleware and backend services; we also develop full-stack solutions, including web-based front-ends. The Role: An opportunity to create outstanding solutions within a highly skilled, supportive and multi-disciplinary team, developing and improving to reach your full potential. You should be...