Senior Rust/C++ Engineer (Backend) job opportunity at MLabs.



Date2026-02-04T12:38:39.925Z bot
MLabs Senior Rust/C++ Engineer (Backend)
Experience: 8-years
Pattern: full-time
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degreeOND
Netherlands

Senior Backend Engineer (Rust/C++ – DeFi & Fintech) Location: Fully Remote - EU timezone Type: Full-Time Compensation: Competetive We are hiring on behalf of our client who is looking for a Senior Backend Engineer to lead the architecture and development of the core systems powering a next-generation decentralized exchange (DEX) and network. This is a high-impact role where you will go beyond writing code—you will design resilient, secure, and low-latency systems capable of processing high-frequency trading data in real time. They are a dynamic, fully remote team with an ambitious roadmap and a relentless drive to redefine the future of finance. The ideal candidate thrives at the intersection of DeFi, Systems Engineering, and High-Performance Computing. If you have a deep commitment to code quality and a passion for building mission-critical infrastructure, we want to hear from you. Key Responsibilities: Core Backend Development: Design and maintain the high-throughput order book and indexing systems that power their DEX and network. Architecture & Scalability: Architect event-driven systems and scalable APIs/WebSockets to serve real-time data to UIs and risk dashboards. Reliability & Availability: Implement advanced failover mechanisms, redundancy, and disaster recovery plans to ensure 24/7 uptime. Hardened Security: Protect backend systems against sophisticated attack patterns, including DDoS, data breaches, and injection attacks. Strategic Data Management: Define storage strategies that balance the trade-offs between relational databases, key-value stores, and messaging queues. Technical Leadership: Lead comprehensive testing strategies (load, performance, and security), participate in code reviews, and mentor team members. 8+ years of professional experience in Backend Engineering, with a strong background in the Financial Services or Fintech industry. 6+ years of experience with Rust and/or C++ , building highly scalable, low-latency web services. Concurrency Mastery: Expert knowledge of asynchronous programming, thread safety, and lock-free data structures. Database & Messaging Expertise: 6+ years with PostgreSQL and 4+ years with low-latency messaging/persistence layers like Kafka, Redis, or RabbitMQ . Systems Architecture: Proven track record of building high-availability systems that have handled significant transaction volumes. Cloud & DevOps: Proficiency with cloud platforms (AWS/GCP) and containerization tools like Docker and Kubernetes . Security & Testing: Strong proficiency in securing backend APIs and a deep understanding of modern software testing methodologies. Preferred Qualifications: Low-Level Networking: Experience with asynchronous I/O, direct socket programming, and Linux kernel optimizations (e.g., epoll , zero-copy). Trading Systems: Experience fine-tuning matching engines, risk engines, or other latency-sensitive components. Web3 Knowledge: Familiarity with blockchain technology, smart contracts, and decentralized systems. Academic Background: Master’s or Bachelor's degree in Computer Science or a related field.

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