Principal Software Engineer/Developer
In short. Principal Software Engineer/Developer at Fidelity Investments: a full-time lead or staff-level role, on-site in Boston, MA. Posted salary: $135K – $166K. Main work: Participates in architecture design teams. Skills mentioned: AWS, Docker, TypeScript, React. Posted Nov 4, 2026, checked on the employer's site 1 hour ago.
- Early applicant
- Salary listed
- No sponsorship
Opens Fidelity Investments's own application page. No sign-up on Sudo Get Job.
Summary
- Participates in architecture design teams.
- Defines and implements application-level architecture.
Quoted from Fidelity Investments's description, not rewritten.
Skills mentioned
About the role
Fidelity will not provide immigration sponsorship for this position.
Job Description
Position Description:
Delivers large-scale, multi-service Spring Boot solutions with advanced reliability and deployment patterns. Defines RESTful API standards and builds Spring/OAuth2 components for broad reuse. Implements high-level performance, resiliency, observability, and security patterns, including distributed tracing, mTLS, and automated security scanning. Uses business knowledge to translate the vision for divisional initiatives into business solutions by developing complex or multiple software applications and conducting studies of alternatives. Analyzes and recommends changes in project development policies, procedures, standards, and strategies to development experts and management.
Primary Responsibilities:
- Participates in architecture design teams.
- Defines and implements application-level architecture.
- Develops applications on complex projects, components, and subsystems for the division.
- Recommends development testing tools and methodologies and reviews and validates test plans.
- Responsible for QA readiness of software deliverables.
- Develops comprehensive documentation for multiple applications or subsystems.
- Establishes full project life cycle plans for complex projects across multiple platforms.
- Responsible for meeting project goals on-time and on-budget.
- Advises on risk assessment and risk management strategies for projects.
- Plans and coordinates complex project schedules and assignments for multiple projects.
- Acts as a primary liaison for business units to resolve various project/technology issues.
- Provides technology solutions to daily issues and technical evaluation estimates on technology initiatives.
- Advises senior management on technical strategy.
- Mentors junior team members.
- Performs independent and complex technical and functional analysis for multiple projects supporting several divisional initiatives.
- Develops original and creative technical solutions to on-going development efforts.
Education and Experience:
Bachelor’s degree in Computer Science, Engineering, Information Technology, Information Systems, Software Engineering Systems, or a closely related field (or foreign education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) designing and delivering user interfaces (UIs) through end-to-end development, using React, Spring Boot and Jenkins within a regulatory compliance environment.
Or, alternatively, Master’s degree in Computer Science, Engineering, Information Technology, Information Systems, Software Engineering Systems, or a closely related field (or foreign education equivalent) and three (3) years of experience as a Principal Software Engineer/Developer (or closely related occupation) designing and delivering user interfaces (UIs) through end-to-end development, using React, Spring Boot and Jenkins within a regulatory compliance environment.
Skills and Knowledge:
Candidate must also possess:
· Demonstrated Expertise building scalable, reusable, and intuitive front‑end interfaces through modern, component‑driven architecture using React and Material UI; and implementing type safety with TypeScript to deliver seamless user workflows and integrate with advanced microservices.
· Demonstrated Expertise developing cross-platform plugins and architecting reusable, React-based task pane frameworks that integrate with OfficeJS APIs, including developing RESTful services and reusable UI components that ensure consistent functionality across multiple extensibility platforms.
· Demonstrated Expertise analyzing and developing J2EE based Microservices to receive and transfer data to downstream applications; architecting build, test, and deployment pipelines of applications using Jenkins; developing and hosting on Web Servers using Docker frameworks; and developing Web Applications and Application Programming Interfaces (APIs) in a Docker environment.
· Demonstrated Expertise architecting and integrating cloud-native microservices on Amazon Web Services (AWS), including developing serverless solutions using Lambda, creating containerized workloads using Amazon ECS, performing container orchestration using Nomad, and optimizing scalable storage using Amazon S3; and implementing secure service-to-service communication and configuration management.
Salary: $134,868.00 to $166,000.00 /year.
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Fidelity’s Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.
Certifications
Category
Information Technology
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.
Opens Fidelity Investments's own application page. No sign-up on Sudo Get Job.







