Senior Engineer

You will own one or two core domains such as execution, custody integration, market data, risk, or trading, and ship measurable improvements to regulated money-moving systems. You will contribute to the Kotlin-versus-.NET architectural evaluation, define agentic SDLC practices, produce clean and observable code, and collaborate with business, compliance, marketing, and infrastructure functions.

Responsibilities

• Own one or two core engineering domains end-to-end
• Ship measurable improvements to regulated money-moving systems
• Prototype, benchmark, and document the Kotlin-versus-.NET architectural evaluation
• Define and validate agentic SDLC practices
• Write clean, tested, and observable code
• Collaborate with business, compliance, marketing, and infrastructure functions

Requirements

• 5+ years building production systems where correctness and uptime matter
• Expertise in Kotlin, Spring Boot, and Kafka, or .NET, C#, and ASP.NET Core
• Openness to work across the JVM and .NET ecosystems
• Experience with AWS, EKS, observability, and infrastructure concepts
• Understanding of event-driven systems, idempotency, reconciliation, and distributed systems
• Ability to communicate architecture, boundaries, data flows, and constraints
• Daily use of coding agents
• Experience building or customizing an agentic workflow, tool, or automation
• Experience in finance, payments, trading, or similarly demanding environments is preferred
• Experience with order management, FIX, REST or WebSocket exchange APIs, or crypto custody is a plus

Benefits

• Learning budget