Startup Talents - Senior Rust/C++ Backend Engineer (Remote - EU)

Client: Startup Talents

Location: London, LND, gb

Contract: Freelance

Job Description

This is a remote position. The employer develops a breakthrough high-performance onchain exchange that delivers institutional-grade execution, superior speed, security, and reliability guarantees to users. They operate the world’s first trading-specific Based Rollup on Ethereum, which offers a core competitive advantage by granting transaction sequencing rights directly to Ethereum validators, achieving true decentralization.

This design delivers significant benefits:

• Speed: < 1ms trade execution (100 times faster than top DEXs)
• Security: Verifiable order execution and settlement via zk-proofs, with executed trades settling on Ethereum, supported by over 950,000 Ethereum validators.
• Reliability: No single point of failure due to multiple rotating L2 nodes.

Their custom trading engine is written in Rust, achieving deterministic execution and generating validity proofs for each state transition.

They’re looking for a Senior Rust/C++ Engineer based anywhere in Europe (Remote) to join their team. As a Senior Backend Engineer, you will design, develop, and maintain robust and scalable backend systems optimized for low-latency, real-time processing.

Requirements

The ideal candidate must love DeFi, web3, engineering, security, rigor, and speed. A highly skilled Senior Backend Engineer with over eight years of experience, committed to code quality and state-of-the-art software testing practices.

Requirements:

• 8+ years of experience as a Backend Engineer in the financial services industry
• 6+ years of experience with Rust and/or C++ building highly scalable web services
• Mastery of asynchronous programming and advanced concurrency patterns, emphasizing thread safety and lock-free data structures
• 6+ years of experience designing and maintaining relational databases like PostgreSQL
• 4+ years of experience with messaging and low latency persistence (e.g., Kafka, Redis, RabbitMQ)
• Experience in building and maintaining high-availability systems that have handled significant transaction volumes in a Web3 and trading environment
• Experience with low-level network programming, including asynchronous I/O and direct socket programming
• Strong verbal and written communication skills and ability to work effectively in a collaborative environment
• Strong proficiency in securing and hardening backend systems and APIs against evolving security threats
• Strong knowledge of software testing methodologies
• Experience with cloud platforms (e.g., AWS, Azure, GCP) and containerization tools (e.g., Docker, Kubernetes)

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science or a related field or equivalent experience
• Familiarity with blockchain technology, smart contracts, and decentralized systems
• Knowledge of the fundamentals of finance, specifically derivatives trading

Additional Information

Location: Remote - Anywhere in Europe

Perks: Flexible PTO, Health Insurance, Major industry conferences and events covered, Remote-first, Equity by way of tokens on top of salary

Interview Process:

• Hiring Manager Interview
• Technical Interview
• Founder / CEO Interview