Senior Blockchain Software Engineer

Fidelity Investments - Boston, MA 02108 APPLY TO THIS JOB

Fidelity Digital Assets has the mission to provide industry leading custody and execution services for the emerging class of digital assets, including Bitcoin and Ethereum, and other digital asset classes in the future such as stocks and bonds issued on public or private blockchains. You would be responsible for bringing new technologies on these networks to our technology stack as the ecosystem evolves. This might include new blockchains or assets issued on other blockchains, or new ways to use existing blockchains by adding second layers (Lightning/Plasma) or Sidechains.

This role is in Boston, MA

The Expertise We’re Looking For
A degree in Computer Science, Mathematics, Cryptography, or equivalent work experience
Have practical experience developing on Blockchain platforms such as Bitcoin or Ethereum
Experience working with cryptographic protocols
Prior work on Blockchain platforms like Bitcoin, Ethereum or private blockchains (not required, but a plus)
Contributions to open source projects (especially Blockchain-related ones)

The Purpose of Your Role

We are looking for a talented Software Engineer to develop financial applications using Blockchain technologies like Bitcoin, Ethereum or other leading private blockchain solutions.

The Skills You Bring
Experience with C++, Rust, Go, JavaScript, or Python
Understanding of the cryptographic principles underpinning of Bitcoin or Ethereum
Have exceptional written and verbal communication skills
Have a passion for public blockchain development or private distributed ledgers
Have an adversarial mindset: be just as good at breaking code as creating it
Experience of working with design thinking techniques in iterative sprints (Agile)
Have a collaborative mind set and enjoy sharing knowledge with other developers
Knowledge or experience with technologies using state channels, payment channels, or sidechains a plus

The Value You Deliver
Create wallet software and integrations for Bitcoin, Ethereum, and digital assets on their respective networks
Write Bitcoin scripts and Ethereum smart contracts
Rapidly develop enterprise software applications and platforms using Blockchain technologies
Provide technical leadership on Blockchain technologies
Work across peer groups to develop Blockchain solutions for the business

About Fidelity Digital Assets

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 ether. Fidelity Digital Assets leverages the operational and technical expertise of the broader Fidelity organization with the unique capabilities of blockchain technology to deliver a completely new offering for institutional investors. Fidelity is one of the world’s largest and most diversified financial services providers with more than $7 trillion in client assets under administration. Learn more at

Company Overview

At Fidelity, we are focused on making our financial expertise broadly accessible and effective in helping people live the lives they want. We are a privately held company that places a high degree of value in creating and nurturing a work environment that attracts the best talent and reflects our commitment to our associates. We are proud of our diverse and inclusive workplace where we respect and value our associate for their unique perspectives and experiences. For information about working at Fidelity, visit

Fidelity Investments is an equal opportunity employer.

Job: Client Server & Web Development

Primary Location: US-MA-Boston

Schedule: Full-time

Job Level: Individual Contributor

Education Level: Bachelor's Degree (±16 years)

Job Type: Standard

Overtime Status: Exempt

Travel: No

Boston, Massachusetts
Boston, MA


Fidelity Investments

Boston, Massachusetts 02108

1/11/2019 7:56:23 AM


Client Server Web Development