mcpk. is connecting the best European software engineers with IT businesses from Germany, Austria, and Switzerland. What makes us different from other IT companies? First of all our philosophy! We believe that we have two kinds of customers businesses and developers. So we treat each developer as our customer!
Our cooperation is based on one simple principle you work directly for the company from the DACH region. mcpk., in turn, ensures that everything is functioning well and that you have everything needed for your work, like hardware, insurance, etc. We do not interfere in your daily work as we are big fans of simplicity and transparency.

We are looking for a Senior Rust Engineer / Architect to join a small, dynamic team to build a world-class, low-latency data sourcing platform for crypto traders. The technology - featuring cutting-edge solutions like microwave connections for ultra-fast data transmission - processes hundreds of millions of messages daily and is developed in partnership with industry leaders like Amazon.
You will play a crucial role in rewriting the existing Java-based platform fully in Rust, driving architectural decisions, and ensuring exceptional throughput and ultra-low latency.

Your qualifications:

7+ years of software development experience with senior-level expertise in Rust, system-level programming, and performance optimisation
Strong architectural skills, able to design complex systems and make independent technical decisions
Experience building high-throughput, low-latency systems with deep understanding of performance bottlenecks and optimization strategies
Solid knowledge of system-level programming concepts
Experience with Java
Self-motivated and proactive, capable of leading major platform redesigns
Excellent remote collaboration skills
Proficient in English (written and verbal)

Your tasks:

Lead the full redesign and rewrite of the platform from Java to Rust
Architect and implement core components with a strong focus on throughput, performance, and latency reduction
Take ownership of key technical decisions regarding system structure, modules, and interfaces
Collaborate closely with the team on technical vision, planning, and roadmap
Implement optimisations to support extremely high message rates and real-time processing
Ensure clean, maintainable, well-documented code
Contribute to long-term architectural evolution and technical excellence

What we offer:

24 vacation days per year, 11 national holidays
A powerful laptop to support seamless work performance
Free English and German lessons
Full remote job with a flexible schedule
A long-term B2B/FOP contract
Competitive compensation paid in EUR

Principles that define us:

Long-term collaboration. We prioritize building stable, ongoing partnerships with the clients and developers equally, where you can rely on consistent support and a steady work environment, allowing you to work with us for years, not months.
Professionalism. We know what we do, following best practices, continuously learning, and striving for improvement, always open to new ideas and approaches.
Integrity and transparency. Our processes are transparent, reliable, and built on mutual respect. We never simplify challenges or misrepresent details, ensuring trust at every step.
Safe and open environment. We foster a workplace where you are part of a team, and any concerns or issues can be openly addressed without hesitation, ensuring everyone feels heard and supported.
Flexibility and adaptability. Our flat organizational structure enables quick decision-making, while our flexible approach ensures we can adapt to unique situations and resolve issues efficiently.

If you believe you are a great fit, we would love to explore the opportunity to work with you!