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Principal Rust Engineer, Tech Lead; DeFi Yield Gen
Job in
Merrimack, Hillsborough County, New Hampshire, 03054, USA
Listed on 2026-03-04
Listing for:
Fidelity Investments
Full Time
position Listed on 2026-03-04
Job specializations:
-
Software Development
Software Engineer, DevOps
Job Description & How to Apply Below
Job Description:
The Role
As a Tech Lead / Principal Software Engineer on the DeFi Yield Gen Platform team, you'll get the opportunity to develop your skills and collaborate with engineers across Fidelity in a fun and dynamic environment. You will guide technical direction and work closely with Product Delivery and Architects to build a secure crypto yield generation platform utilizing modern software development practices.
As Tech Lead, you will combine engineering leadership with mentorship to enable the team to deliver to its full potential, raise the bar on quality, and accelerate innovation in DeFi.
The Expertise and Skills You Bring
* 8+ years' of progressive experience in software engineering using programming languages like RUST and Python
* Previous Tech Lead (or equivalent) experience owning technical direction and delivering production-grade solutions from design through deployment.
* Raise the bar on software quality by defining standards, leading code and design reviews, and ensuring maintainable, modular solutions.
* Champion a testing culture by encouraging appropriate use of TDD, advancing test automation, and guiding thoughtful test design to improve quality and reliability.
* Partner with Product to turn requirements into well defined, testable, prioritized work to enable predictable delivery.
* Mentor and develop engineers, sharing best practices and fostering a culture of continuous improvement.
* Design and implement highly optimized, low-latency software for automated trading systems and analytical platforms.
* Enhance and maintain the DeFi trading platform, ensuring robustness and scalability.
* Collaborate with quantitative researchers and traders to deliver custom software solutions for developing strategies for trading Digital Assets.
* Provide ongoing support for trading systems and research platforms
* Bachelor's degree in computer science or related field required
* Ability to build reliable software that can withstand unreliable environments
* Experience building and deploying applications using continuous integration pipelines and automated deployment tools such as Jenkins Core
* Possess critical thinking skills to build end-to-end solutions
* Passionate and committed to learning new things and developing with the latest technologies and frameworks
* Work well in both a small agile team and independently, having a strong user focus
* Strong analytical and communication skills and the ability to handle multiple tasks at any given time
* Strong organization skills and attention to details
* Experience with AWS or other cloud platforms and containerization technologies such as Docker is a plus
* Experience with asynchronous workers and resilient messaging services is a plus
* Proficient in SQL and No
SQL databases is a plus
* Familiarity with L1 & L2 blockchains such as Ethereum, is a plus
* An understanding of microservice architecture is a plus
The Team
Fidelity Digital Assets, a Fidelity Investments Company, is developing a full-service enterprise-grade platform for storing, trading, and servicing digital assets, such as Bitcoin and Ethereum.
Fidelity Digital Assets embraces an entrepreneurial culture and startup mindset while serving as one of the most innovative business units within Fidelity Investments. Our global, diverse team of hundreds of forward-thinking professionals lead with agility and creativity to build solutions that bridge the gap between traditional institutional investors and their exposure to digital assets. The firm's tenure and experience across multiple business lines present our employees with unprecedented access to knowledge, technology, and resources that help our team reshape the future of finance.
Within Fidelity Digital Assets, the DeFi Yield Gen Team is responsible for the frontend, backend services and APIs that support DeFi Yield Generation Platform.
The base salary range for this position is $,000 USD per year.
Placement in the range will vary based on job responsibilities and scope, geographic location, candidate's relevant experience, and other factors.
Base salary is only part of the total compensation package. Depending on the position and eligibility…
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