Join a fast-growing consumer product company in Paris to design and build high-performance backend services in Rust. You'll work on scalable real-time systems, distributed infrastructure, and end-to-end service ownership. Requires 6+ years of commercial Rust experience with strong backend or low-level systems background.
Key Highlights
Key Responsibilities
Technical Skills Required
Benefits & Perks
Nice to Have
Job Description
Senior Rust Engineer | Onsite, Paris | Up to £150,000 + excellent benefits
**Relocation support available, excellent opportunity for international candidates**
RustJobs hiring Intermediate and Senior Backend Rust Engineers to join a fast-growing consumer product company with millions of active users and significant long-term backing.
The engineering team is deeply technical and focused on building scalable real-time systems with strong performance and reliability requirements. This is an opportunity to join early, work alongside experienced systems engineers, and help shape core backend infrastructure powering a globally used product, spearheaded by a leadership team who have successfully exited in the space.
The Role:
You’ll work on backend and infrastructure systems written in Rust, solving problems around scalability, concurrency, distributed systems, and reliability in production.
The team values engineers who enjoy ownership and want to work close to architecture and systems design rather than narrow feature work.
This is a highly collaborative, engineering-driven environment with a strong in-person culture in central Paris.
What you'll work on:
- Design and build high-performance backend services in Rust
- Work on distributed systems handling real-world scale and low-latency workloads
- Contribute to architecture, concurrency models, and infrastructure design
- Own services end-to-end including observability, debugging, incident response, and reliability
- Collaborate across backend, mobile, and platform engineering teams
- Help evolve shared systems used across multiple platforms and clients
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Requirements:
- 6+ years commercial Rust
- Strong backend or infrastructure engineering background
- Production experience with Rust OR deep low-level systems experience in languages such as C++, C, or OCaml
- Strong understanding of concurrency, distributed systems, and performance-sensitive applications
- Experience operating large-scale systems in production environments
- Comfortable taking ownership beyond implementation alone
- Strong debugging and problem-solving skills
- Interest in architecture, scalability, and reliability engineering
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Nice to have:
- Kafka / Redpanda
- ScyllaDB / Cassandra
- Real-time systems
- High-throughput backend infrastructure
- Cross-platform shared systems architecture
- Async and concurrent systems programming
Location & Relocations
- Full-time on-site in Paris
- Relocation support available, including visa assistance and temporary accommodation support
- International candidates encouraged to apply
Interested in relocating to France? Check out our comprehensive Relocation Jobs in France page with detailed relocation packages and benefits.
Compensation & Benefits
- Salary range up to €150K base + bonus depending on experience and seniority
- Strong relocation and quality-of-life benefits
- Generous time off and company-wide seasonal breaks
- Excellent long-term upside joining an ambitious product company early
4 stage interview process:
- Intro call
- Technical assessment
- Technical interview
- Final discussions and offer stage
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