Backend Engineer, Flowdesk

• 5+ years of experience in financial engineering, software development, or trading systems
• Financial reconciliation experience (preferably in trading or prime brokerage)
• Strong understanding of PnL, exposure, and financial data modeling
• Proficiency in Rust (or willingness to upskill)
• Experience with message queues and event-driven architectures
• Professional proficiency in English, French is a plus
• Interest in algorithmic trading
• Interest in financial/capital markets
• Interest in digital assets/cryptocurrency/DLT/blockchain
• Open-minded and curious
• Highly innovative, flexible and self-directed
• Software Craftsmanship mindset

Desirable

• We are looking for a Software Engineer to develop, optimize, and maintain Flowdesk’s real-time booking and position management system
• This system is responsible for computing PnL, exposure, and unit cost calculations across multiple trading activities and asset classes
• You will work on a high-performance backend designed to support real-time financial processing while ensuring data integrity and reconciliation across multiple venues
• Build and maintain Flowdesk’s reconciliation service to ensure data accuracy and financial integrity
• Work with financial and operations teams to implement automated reconciliation workflows
• Ensure auditability of financial transactions through robust logging and reporting
• Develop APIs and messaging solutions for external counterparty and venue integrations
• Ensure smooth data exchange with external financial entities
• Optimize low-latency, high-accuracy message queues for seamless communication
• Design real-time monitoring solutions for transaction and balance discrepancies
• Work with trading and operations teams to ensure consistency in PnL, exposure, and unit cost calculations
• Build self-healing mechanisms for data inconsistencies and discrepancies
• Take full ownership of reconciliation and external integrations
• Work closely with trading, finance, and engineering teams to drive system improvements

• HR interview (30')
• Technical test
• First Technical interview (90')
• Second Technical Interview (60')
• Leadership Interview (30')
• Culture Fit Interview (45')

• 💸 BSPCE
• 🌍 International environment (English is the main language)
• 🚃 50% of transportation costs & a sustainable mobility agreement
• 🍔 Swile lunch voucher (€9.25 per day, 60% covered)
• 🏥 100% Alan Blue covered for you and your children
• 💻 Top of the range equipment: Macbook, keyboard, laptop stand, 4K monitor & headphones
• 🎉 Team events and offsites
• 🔜 Coming soon: gym memberships, international mobility & lot of other cool benefits!

Total funding: $121.6m

Flowdesk is a crypto-financial services company building a trading infrastructure to provide market-making services for web 3.0 players. The company uses its low-latency trading infrastructure to offer Market-Making-as-a-Service, that enables clients to stay in control of their tokens and trading strategy.