Jobs and Careers
FI

Principal Rust Engineer, Tech Lead (DeFi Yield Gen)

Fidelity Investments
Jersey City, United Statesfull_timeVerifiedPosted 16 Jan 2026
💰 $216,000/yr($107,000/yr$216,000/yr)

About the role

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 

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Fidelity Investments

View company profile →