Building the Future of Open Finance
Payward - the parent company behind Kraken, NinjaTrader, Breakout, xStocks, Payward Services and CF Benchmarks - has spent the last 15 years building one of the most modern and globally accessible financial infrastructure platforms in the industry, built to advance an open, integral financial system.
Payward Services is an enterprise infrastructure platform that enables companies to seamlessly integrate trading, payments, funding, and digital asset services through a single unified system. It provides coordinated liquidity, custody, compliance, risk management, and settlement capabilities, reducing operational complexity for fintechs, banks, brokerages, and payment providers.
As a Senior Software Engineer in Payward Services you'll build and scale the systems that make this platform work under the hood, from real-time coordination across services to the infrastructure enterprise partners depend on to move money and assets safely, at scale, every day. Design and implement robust Rust services and libraries that power trading, payments,



and crypto experiences with a focus on reliability, performance, and user impact.
Write reusable, testable, and highly efficient code that scales across teams and supports revenue‑critical systems without compromising safety or security.
Work alongside hundreds of experienced Rust engineers, contributing to a high‑performance, product‑driven engineering culture.
5+ years of software engineering experience
~ Proficient in writing network services or asynchronous code in Rust
~ Demonstrate ability to autonomously debug issues across the stack (OS, network, application)
~ Apply a solid understanding of distributed systems and technologies, including RPC protocols, Kafka, and event‑driven systems, to design scalable solutions
~ Please note, applicants are permitted to redact or remove information on their resume that identifies age, date of birth, or dates of attendance at or graduation from an educational

📌 Senior Software Engineer, Services (La Mancha)
🏢 Kraken
📍 La Mancha