Fidelity Investments Header

Smart Contract Engineer/Data Science Associate

Jersey City, NJ
Full-Time

Job Description

Job Description:

The Role

We are seeking a highly skilled and technically driven individual with deep expertise in blockchain engineering and applied data science to join Fidelity Digital Asset Management. This role is ideal for a hands-on expert who thrives in architecting and deploying advanced blockchain solutions, smart contracts, and quantitative models that support Research, Trading, Risk, and Operations. You will serve as a senior technical authority, driving innovation and ensuring the robustness of our digital asset infrastructure.

Key Responsibilities

  • Architect and oversee the development of blockchain-based systems and smart contracts across EVM, Solana, and Cosmos SDK platforms.

  • Lead technical design and implementation of crypto infrastructure, including secure deployment pipelines, testing frameworks, and audit processes.

  • Collaborate with quant researchers and data scientists to integrate blockchain data into predictive models, optimization engines, and trading algorithms.

  • Conduct deep technical reviews and audits of smart contracts, ensuring security, scalability, and compliance with DeFi standards.

  • Evaluate and implement emerging technologies, protocols, and tooling to enhance Fidelity's digital asset capabilities.

  • Serve as a technical liaison across engineering, trading, and risk teams to ensure seamless integration of blockchain systems into core workflows

The Expertise and Skills You Bring

  • 4+ years of hands-on experience in blockchain engineering, smart contract development, or crypto infrastructure, with a strong track record of technical delivery.

  • Deep understanding of EVM/SVM architecture, token standards (ERC-20, ERC-721, SPL), and DeFi primitives.

  • Proficiency in multiple programming languages including Python, Solidity, and JavaScript/TypeScript.

  • Experience with smart contract frameworks and tools such as Hardhat, Truffle, OpenZeppelin, Mythril, and Ganache.

  • Strong background in quantitative modeling, data science, or financial engineering, with experience applying models to trading or risk systems.

  • Proven ability to lead complex technical projects and mentor senior engineers in a collaborative, high-performance environment.

The Team

Fidelity Digital Asset Management [FDAM] is building an investment platform offering digital asset products and services designed to meet the growing needs of Fidelity's retail customers and intermediary and institutional clients. The Data Science team is a highly collaborative group leading technical projects across the FDAM organization to enable effective management of investment products and services. Project examples include integration of vendor infrastructure, constructing models or tools, building automation across technologies, and portfolio or business analytics. As a hands-on team lead you will be expected to understand the function needs to both meet the expected outcome and continue to drive innovation

The base salary range for this position is $140,000-285,000 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 requirements, the offer package may also include bonus or other variable compensation.

We offer a wide range of benefits to meet your evolving needs and help you live your best life at work and at home. These benefits include comprehensive health care coverage and emotional well-being support, market-leading retirement, generous paid time off and parental leave, charitable giving employee match program, and educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career. Note, the application window closes when the position is filled or unposted.

Please be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

Most roles at Fidelity are Hybrid, requiring associates to work onsite every other week (all business days, M-F) in a Fidelity office. This does not apply to Remote or fully Onsite roles.

Certifications:

Category:

Data Analytics and InsightsPDN-a09885d9-e07b-4c23-9e73-0bfb8e4a8fd5

Job Description:

The Role

We are seeking a highly skilled and technically driven individual with deep expertise in blockchain engineering and applied data science to join Fidelity Digital Asset Management. This role is ideal for a hands-on expert who thrives in architecting and deploying advanced blockchain solutions, smart contracts, and quantitative models that support Research, Trading, Risk, and Operations. You will serve as a senior technical authority, driving innovation and ensuring the robustness of our digital asset infrastructure.

Key Responsibilities

  • Architect and oversee the development of blockchain-based systems and smart contracts across EVM, Solana, and Cosmos SDK platforms.

  • Lead technical design and implementation of crypto infrastructure, including secure deployment pipelines, testing frameworks, and audit processes.

  • Collaborate with quant researchers and data scientists to integrate blockchain data into predictive models, optimization engines, and trading algorithms.

  • Conduct deep technical reviews and audits of smart contracts, ensuring security, scalability, and compliance with DeFi standards.

  • Evaluate and implement emerging technologies, protocols, and tooling to enhance Fidelity's digital asset capabilities.

  • Serve as a technical liaison across engineering, trading, and risk teams to ensure seamless integration of blockchain systems into core workflows

The Expertise and Skills You Bring

  • 4+ years of hands-on experience in blockchain engineering, smart contract development, or crypto infrastructure, with a strong track record of technical delivery.

  • Deep understanding of EVM/SVM architecture, token standards (ERC-20, ERC-721, SPL), and DeFi primitives.

  • Proficiency in multiple programming languages including Python, Solidity, and JavaScript/TypeScript.

  • Experience with smart contract frameworks and tools such as Hardhat, Truffle, OpenZeppelin, Mythril, and Ganache.

  • Strong background in quantitative modeling, data science, or financial engineering, with experience applying models to trading or risk systems.

  • Proven ability to lead complex technical projects and mentor senior engineers in a collaborative, high-performance environment.

The Team

Fidelity Digital Asset Management [FDAM] is building an investment platform offering digital asset products and services designed to meet the growing needs of Fidelity's retail customers and intermediary and institutional clients. The Data Science team is a highly collaborative group leading technical projects across the FDAM organization to enable effective management of investment products and services. Project examples include integration of vendor infrastructure, constructing models or tools, building automation across technologies, and portfolio or business analytics. As a hands-on team lead you will be expected to understand the function needs to both meet the expected outcome and continue to drive innovation

The base salary range for this position is $140,000-285,000 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 requirements, the offer package may also include bonus or other variable compensation.

We offer a wide range of benefits to meet your evolving needs and help you live your best life at work and at home. These benefits include comprehensive health care coverage and emotional well-being support, market-leading retirement, generous paid time off and parental leave, charitable giving employee match program, and educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career. Note, the application window closes when the position is filled or unposted.

Please be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

Most roles at Fidelity are Hybrid, requiring associates to work onsite every other week (all business days, M-F) in a Fidelity office. This does not apply to Remote or fully Onsite roles.

Certifications:

Category:

Data Analytics and InsightsPDN-a09885d9-e07b-4c23-9e73-0bfb8e4a8fd5

About Fidelity Investments

At Fidelity, since our founding in 1946, we have been dedicated to strengthening and security our clients’ financial well-being through exceptional service and innovative solutions. We empower over ~50 million people to achieve their most important financial goals, manage employee benefit programs for nearly 24,000 businesses, and support more than 16,000 wealth management firms and institutions with cutting-edge investments and technology. Our diverse business portfolio and independence provide us with a comprehensive view of the market and the stability to deliver long-term value for our customers. As the financial industry evolves and customer needs grow more complex, Fidelity continues to reinvent, innovate, and transform to meet the challenges of tomorrow’s financial landscape.
 

*Specifically serviced by our Clearing & Custody team within Fidelity Institutional

 

Fidelity TalentSource, is the in-house temporary staffing provider for Fidelity Investments. Unlike traditional staffing agencies, we are an internal business unit within Fidelity’s Talent Acquisition team, dedicated to recruiting talent from various backgrounds for roles in Fidelity’s regional and investor center locations. Our mission is to help you experience Fidelity’s diverse and inclusive workplace while expanding your skill set and professional network, with the ultimate goal of conversion to full-time employment as part of Fidelity’s long-term strategy. To learn more about temporary positions at Fidelity Investments, visit FidelityTalentSource.com.

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Smart Contract Engineer/Data Science Associate
Fidelity Investments
Jersey City, NJ
Dec 15, 2025
Full-time
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