Senior Software Engineer, Trade Tech (Remote)

United States Digital Space LLC; United States; Hybrid; USD 186,000 - 219,000; Full time

Job summary

United States Digital Space LLC is seeking a Senior Software Engineer to join the Simple Trade Experience team. You will own highly scalable backend and frontend systems powering critical buy, sell, and convert journeys for millions of users globally, shaping a best-in-class trading experience across web and mobile.

Senior-level role requiring 5+ years of experience in software engineering, with a focus on high-availability distributed systems and observability.

Qualifications

• 5+ years of experience in software engineering with demonstrated success building and scaling production services handling web-scale traffic.
• Proven track record designing, building, and maintaining high-availability distributed systems that evolve over time, ideally in trading or financial systems
• Deep proficiency in backend systems languages (Java, Golang, or similar) with experience in data stores such as MongoDB or Redis
• Demonstrated ability to pair customer-focused product thinking with comprehensive observability and operational excellence
• Experience upgrading or re-architecting significant legacy systems into next-generation platforms
• Utilizes generative AI responsibly, maintaining human oversight to deliver business-ready outputs and drive measurable improvements in workflow efficiency, cost, and quality.

Responsibilities

• Own the design and delivery of highly performant, available, and consistent systems powering trading for millions of users worldwide
• Architect robust, extensible systems that support multiple trading types and assets (Spot, Limit, Recurring, and more) while maintaining reliability at web-scale
• Partner closely with product and design to define and ship a best-in-class trading experience across web and mobile
• Drive production service evolution, scaling and maintaining critical trading infrastructure as traffic and product scope grow
• Strengthen engineering quality across the team through rigorous code reviews, mentorship, and knowledge sharing

Skills

Java

Golang

Distributed systems

Observability

AI in workflows

Tools

MongoDB

Redis

Job description

United States Digital Space LLC is seeking a Senior Software Engineer to join the Simple Trade Experience team. You will own highly scalable backend and frontend systems powering critical buy, sell, and convert journeys for millions of users globally, shaping a best-in-class trading experience across web and mobile.

Senior-level role requiring 5+ years of experience in software engineering, with a focus on high-availability distributed systems and observability.