Senior Software Engineer (Blockchain)

Company: Fidelity Investments
Location: Boston
Posted on: May 26, 2025

Job Description:

Job Description: The RoleAs a Senior Software Engineer on the Wallet team, you will get the opportunity to develop your skills and collaborate with engineers across Fidelity in a dynamic environment. You will work closely with technical leaders to build a secure crypto platform utilizing modern software development practices.The Expertise and Skills You Bring

• Bachelor's degree in computer science or related field required.
• 6+ years' experience in a Software engineering
• Experience building resilient services in Java.
• Proficiency in Java 17 & above.
• Hands-on experience in developing web applications utilizing Java Enterprise Edition (J2EE).
• An understanding of microservice architecture and twelve factor app patterns
• Strong understanding of REST API implementation, including Enterprise Authentication and Authorization models
• Extensive experience with Spring framework, including Spring Boot and Spring Transaction Management
• Proficient in databases and SQL and has proficiency in writing complex SQL queries.
• Ability to build reliable software that can withstand unreliable environments.
• Unit and integration test automation using Junit.
• Experience building and deploying applications using continuous integration pipelines and automated deployment tools such as Jenkins.
• Possess critical thinking skills to build end-to-end solutions.
• Possess ability to deliver scalable, resilient, and secure technical solutions and practice industry standards.
• Extensive experience in designing, developing, and configuring applications that meet business requirements, with a focus towards maintaining high performance, quality, and security standards.
• Experience in providing accurate work estimates and ensuring code quality through rigorous analysis and automated testing methodologies.
• Work well in both a small agile team and independently, having a strong user focus.
• Passionate and committed to learning new things and developing with the latest technologies and frameworks.
• Strong analytical and communication skills and the ability to handle multiple tasks at any given time.
• Experience with AWS or other cloud platforms and containerization technologies such as Docker is a plus.
• Knowledge of AWS services such as SQS, SNS, Aurora Postgres Database is preferred.
• Experience with asynchronous workers and resilient messaging services such as SNS and SQS is a plus.
• An understanding of the Bitcoin and Ethereum protocols is a plus.The TeamFidelity 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 mentality while serving as one of the most innovative business units within Fidelity Investments. Our global, diverse team of 130+ 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 Wallet Team is responsible for the backend services and APIs that support digital assets transactions on networks such as Bitcoin and Ethereum. The team will also lead tokenization efforts. Certifications: Category: Information TechnologyFidelity's hybrid working model blends the best of both onsite and offsite work experiences. Working onsite is important for our business strategy and our culture. We also value the benefits that working offsite offers associates. Most hybrid roles require associates to work onsite every other week (all business days, M-F) in a Fidelity office.

Keywords: Fidelity Investments, Cambridge , Senior Software Engineer (Blockchain), IT / Software / Systems , Boston, Massachusetts