Senior Software Developer

Overview

In this role you will enhance reliability and scalability for Joule Direct, a high-volume energy trading platform. You will collaborate with cross-functional teams to drive systemic improvements and address complex reliability challenges. You’ll work on connecting to exchanges, building customer-facing features, and improving observability in hot paths, while mentoring peers and shaping future features. This is a hands-on, impact-focused opportunity in a fast-paced, collaborative environment with a strong emphasis on learning and innovation.

Pay / Benefits

• tech talks and training
• Hackathons
• career development
• accommodations for applicants and employees
• strong market presence
• opportunities to learn robotics/AI initiatives (implied)

Responsibilities

• Improve how we connect to an Exchange or Broker (e.g., CME, ICE, EEX)
• Implement customer facing features via SDKs and APIs
• Improve observability in hot paths
• Implement a new Automated Trading feature
• Benchmarking code to reduce latency and improve throughput
• Mentoring and coaching junior engineers
• Design, plan and execute complex features and raise RFCs

Key requirements

• Knowledge or experience with financial markets valued
• Excellent communication skills
• Strong knowledge of C#, Rust or any popular programming language
• Can write efficient, concurrent code
• Knowledge of how distributed systems work
• Knowledge of version control systems

• Cross-functional collaboration
• Pragmatism in trade-offs for speed
• Self-improvement mindset and openness to feedback
• C#
• Rust
• Concurrent programming

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