Rust Backend Engineer for Open Finance & AI

Kraken; Spain; On-site; EUR 75,000 - 115,000; Full time

Job summary

Payward’s Kraken Consumer team is seeking an experienced Software Engineer to build and maintain customer-facing Rust backend services that power trading, payments, and crypto experiences. You will own features end-to-end, balancing customer experience with product requirements and frontend impact.

The role emphasizes AI-driven development, security, and fast iteration while preserving high-quality software.

Qualifications

• Rust backend engineering experience with async code and distributed systems.
• Understanding of customer-facing software and product impact.
• Experience with back-end services architecture and reliability.

Responsibilities

• Design and implement customer-facing Rust backend services powering trading, payments, and crypto experiences.
• Own features end-to-end, considering customer experience, frontend impact, and product problems behind the work.
• Collaborate with product teams to understand requirements and integrate with trading infrastructure while maintaining a product-led focus.
• Propose improvements and autonomous solutions that translate evolving product needs into robust, valuable experiences.
• Leverage AI to enhance scope and speed, moving toward architecture and product validation.

Skills

Rust

Backend engineering

Distributed systems

Asynchronous code

Kafka

Tools

RPC protocols

Job description

Payward’s Kraken Consumer team is seeking an experienced Software Engineer to build and maintain customer-facing Rust backend services that power trading, payments, and crypto experiences. You will own features end-to-end, balancing customer experience with product requirements and frontend impact.

The role emphasizes AI-driven development, security, and fast iteration while preserving high-quality software.