Senior Rust Engineer: DeFi

Apply for the Senior Rust Engineer: De
Fi role at Keyrock.

About Keyrock

Since our beginnings in 2017, we've grown to be a leading change‑maker in the digital asset space, renowned for our partnerships and innovation. Today, we rock with over 180 team members around the world. Our diverse team hails from 42 nationalities, with backgrounds ranging from De
Fi natives to Ph
Ds. Predominantly remote, we have hubs in London, Brussels, Singapore and Paris, and host regular online and offline hangouts to keep the crew tight.

We are trading on more than 80 exchanges, and work with a wide array of asset issuers. As a well‑established market maker, our distinctive expertise led us to expand rapidly. Today, our services span market making, options trading, high‑frequency trading, OTC, and De
Fi trading desks.

We’re pioneers in adopting Rust for algorithmic trading and champions of its industry use. We support the growth of Web3 startups through our Accelerator Program, upgrading ecosystems by injecting liquidity into De
Fi, RWA, and NFT protocols. We push the industry’s progress with our research and governance initiatives.

Mission Statement

An experienced Rust developer to support the growth of our infrastructure, based on an exciting and constantly evolving technology stack. You will work in collaboration with engineers, data scientists, and architects to plan and develop new features, integrate new liquidity sources, and structure financial systems. As a key member, your mission is to engage in technical discussions with the Architect to contribute vision and expertise for iterating the global architecture.

An ideal candidate has experience in developing low‑latency trading systems, is passionate about algo trading and crypto, De
Fi and is a low‑level system thinker. This role suits an engineer looking for a challenge; you may integrate with poorly documented APIs from protocols.

Job Description

• Supporting the implementation, setup and deployment of trading algorithms. Signing off technical approach for a given use case.
• Assisting product managers on the planning of technical solutions, making trade‑offs and technical decisions with a bigger roadmap in mind and within engineering guidelines.
• Mentoring other engineering members, actively participating in code reviews.
• Reviewing performance metrics and data analysis to recognize weaknesses and find solutions to optimize activities.
• Ensuring processes are well documented.

Background and Experience

• At least 5 years of backend coding experience (e. g. , C++, Rust, Go, Java).
• Experience with Rust is essential.
• Familiarity or interest with trading.
• Familiarity with financial markets and trading algorithms in order books.
• Outstanding written and verbal presentation skills.

Nice to Have (None Essential)

• Minimum 1 year of relevant experience in De
  Fi, Web3 and/or DAO.
• Familiarity with AWS.
• Experience with non‑EVM chains.

The preference for this role is for the user to be based in the Europe time zone in line with the wider team.

Interview Process

1. Short technical interview with Hiring Manager.

2. Tech Challenge.

3. Tech Challenge Debrief.

4. Final meeting with the wider team.

Our Recruitment Philosophy

We value self‑awareness and powerful communication skills. We seek fiercely passionate people who understand themselves and their career goals. We're after those with the right skills and a conscious choice to join our field. The perfect fit? A crypto enthusiast who’s driven, collaborative, acts with ownership and delivers solid, scalable outcomes.

Our Offer

• Competitive salary package.
• Autonomy in time management thanks to flexible working hours and the opportunity to work remotely.
• The freedom to create your own entrepreneurial experience by being part of a team in search of excellence.

As an employer we are committed to building a positive and collaborative work environment. We welcome employees of all backgrounds, and hire, reward and promote entirely based on merit and performance.

Due to the nature of our business and external requirements, we perform background checks on all potential employees; passing which is a prerequisite to join Keyrock.

https://keyrock.com/careers/