Fidelity Investments · 2 days ago
Smart Contract Engineer/Data Science Associate
Boston, MA
Full-time, Contract
Hybrid
Mid, Senior Level
$140K/yr - $285K/yr
4+ years expFidelity Investments is seeking a highly skilled Smart Contract Engineer/Data Science Associate to join their Digital Asset Management team. The role involves architecting and deploying blockchain solutions, smart contracts, and quantitative models while serving as a technical authority to drive innovation in digital asset infrastructure.
Asset ManagementFinanceFinancial ServicesRetirementWealth Management
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
Qualification
Required
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
Benefits
Comprehensive health care coverage and emotional well-being support
Market-leading retirement
Generous paid time off and parental leave
Charitable giving employee match program
Educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career
Company
Fidelity Investments
Fidelity’s mission is to strengthen the financial well-being of our customers and deliver better outcomes for the clients and businesses we serve.
10001+ employees
H1B Sponsorship
Fidelity Investments has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (3)
2024 (8)
2023 (4)
2022 (6)
2021 (8)
2020 (30)
Funding
Current Stage
Late StageTotal Funding
$152.82MKey Investors
Apple
2020-12-28Secondary Market· $2.5M
2018-01-14Secondary Market· $1M
2017-05-03Secondary Market· $12.5M
Leadership Team
Abigail Johnson
Chairman & CEO
Jeanmarie Ward
Senior Vice President of Architecture
Recent News
2026-01-03
Crunchbase News
2026-01-02
2025-12-30
Company data provided by crunchbase