Senior Front End Developer – AI‑First Clearing Tech

About the role

Marex is seeking a Senior Front End Developer with full‑stack capability to join its Clearing Technology team. You will help build secure, responsive web platforms that support the company’s clearing activities across energy, commodities, metals and financial markets.

Key responsibilities

• Design, develop and maintain modern web applications using React and TypeScript.
• Leverage AI‑assisted development tools to accelerate delivery and improve code quality.
• Implement server‑side components with C# .NET or Node.js as required.
• Ensure solutions meet SOX compliance, auditability and reliability standards.
• Write comprehensive unit and integration tests and maintain traceability.
• Collaborate with business, application support and QA teams in an Agile environment.

Required profile

• Senior‑level experience in front‑end engineering, preferably in financial or trading systems.
• Strong understanding of security, compliance and deterministic system behaviour.
• Proven ability to work autonomously and deliver high‑quality software on schedule.

Required skills

• React
• TypeScript
• JavaScript
• C# .NET or Node.js
• Git version control
• Unit testing and integration testing
• Experience with AI‑assisted development tools (e.g., GitHub Copilot)