Posted 15 days ago
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**Principal Engineer - Application Architecture** This role requires a senior principal engineer with 10+ years of experience, including 4+ in a senior technical leadership position. You'll lead the end-to-end architecture for a modern, cloud-native SaaS platform using Angular, Java Spring Boot, and AWS. Key responsibilities include architecture design, API standards, coding best practices, and mentoring engineers. You'll collaborate with cross-functional teams, product, UX, and enterprise architecture to deliver scalable, secure solutions. Proven expertise in Java Spring Boot, API design, cloud-native solutions, and hands-on experience with AWS and YugabyteDB is required. The ideal candidate should have a strong background in enterprise application architecture, excellent communication skills, and high ownership. Familiarity with Fidelity enterprise tooling and experience in financial services domains is a plus. This full-time, onsite role is based in Boston's Seaport with a salary range of $107,000-216,000 USD per year.
- Compensation
- $107,000 – $216,000 USD
- City
- Boston
- Country
- United States
Currency: $ (USD)
Full Job Description
Fidelity will not provide immigration sponsorship for this position.
Job Description:
Fidelity Labs is adding a principal-level Engineer to our Boston Seaport headquarters at Commonwealth Pier.
Are you interested in joining a dynamic, innovation-focused, and high impact team? Do you enjoy building new products and services in a collaborative, fast-paced environment? Join Fidelity Labs, our in-house new business incubator, as a Principal Engineer of application Architecture for an early-stage SaaS platform targeting the Charitable sector. In this role, you will own the technical vision and architectural direction for a modern, cloud-native platform while also serving as a key technical resource to the engineering team. The engineering team delivers next-generation software application enhancements and new products for a changing world. Working at the cutting edge, we design and develop software for platforms, applications and diagnostics all with the most advanced technologies, tools, software engineering methodologies and the collaboration of internal and external partners.
The Role
As a Principal Engineer, you will own the end-to-end technical architecture for Foundation Services a modern SaaS platform built on Angular, Java Spring Boot, and AWS. You will report to the Director of Architecture and serve as a senior technical resource across the engineering team, contributing architectural decisions, setting standards, and providing deep subject-matter expertise across the full software and infrastructure stack. You will also collaborate closely with engineering, contributing code and collaborating on matters of API standards, coding best practices, DevOps strategy, and technical excellence.
- Lead architecture design and decision-making across frontend (Angular), backend (Java Spring Boot), cloud infrastructure (AWS), and data tiers (YugabyteDB), producing well-reasoned Architecture Decision Records (ADRs)
- Define and evolve the platform's system architecture including Experience APIs, Domain APIs, authorization models, workflow engines, and cloud resiliency strategies aligned with enterprise standards and the well-architected framework
- Establish and enforce engineering standards for API design, Spring Boot patterns, code quality, and security, ensuring consistent, maintainable implementations across squads
- Collaborate with Product, UX, and Engineering leadership to translate complex business requirements into scalable, secure, and maintainable technical solutions
- Collaborate with Engineering to provide subject-matter expertise on Spring Boot, RESTful API standards, coding best practices, and DevOps tooling and pipelines
- Partner with enterprise architecture teams to ensure alignment with Fidelity's broader technology strategy, security requirements, and compliance posture
- Evaluate new technologies and conduct technical spikes to inform platform evolution and upcoming architectural decisions
- Mentor and guide engineers across the team, fostering a culture of technical rigor, continuous improvement, and ownership
The Expertise and Skills You Bring
- 10+ years of professional software engineering experience, with at least 4 years in a principal architect or senior technical leadership role
- Deep expertise in Java Spring Boot, RESTful API design, and enterprise application architecture patterns
- Strong frontend architecture knowledge, including Angular, component design, and modular application structures
- Proven experience designing cloud-native solutions on AWS, including multi-region resiliency, infrastructure strategy, and the AWS well-architected framework
- Hands-on experience with relational and distributed database systems; familiarity with active/active database strategies (e.g., YugabyteDB or similar)
- Experience producing Architecture Decision Records (ADRs) and driving technical decisions collaboratively with cross-functional stakeholders
- Solid understanding of DevOps practices, CI/CD pipelines, and infrastructure-as-code concepts
- Excellent communication skills with the ability to convey complex architectural concepts to both technical and non-technical audiences
- High degree of ownership and autonomy; able to drive long-horizon technical strategy with minimal direction
- Experience with workflow engine design or BPM platforms, like Temporal, Camunda, or similar is a plus
- Familiarity with Fidelity enterprise tooling, including the Fidelity Developer Toolkit or related SDKs is a plus
- Prior work in a startup or incubator environment, defining architecture from the ground up is beneficial
- Experience with authorization patterns, fine-grained access control, and enterprise security standards in a SaaS context is a plus
- Background in fintech or financial services platforms, particularly charitable giving or wealth management domains is a plus
The Team
We are Fidelity Labs, Fidelity Investments in-house fintech incubator with a mission to build new businesses to drive growth for Fidelity. We seek to shape the future of our industry by building new products and services to improve the lives of the diverse set of customers, businesses, and financial institutions we serve.
Fidelity Labs is a dynamic workplace that combines the best parts of startup lifebuilding from scratch, adapting quickly, and moon-shot ambitionwith the scale and stability of an industry leader. We provide a safe space for startup teams to explore new business ideas, quickly test them with customers, and scale the most promising concepts within an existing business unit, or as a new venture.
This opportunity is brought to you by Fidelity Labs. Learn more at labs.fidelity.com.
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Fidelitys 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.
Placement in the range will vary based on job responsibilities and scope, geographic location, candidates 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 Fidelitys 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.
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Benefits that balance life and work
From our fully paid parent leave to our on-site health and wellness centers, our benefits support the belief that more balance you have, the better you can achieve your goals.
Company overview
Company overview
At Fidelity, we are passionate about 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 associates for their unique perspectives and experience.
Reasonable accommodations
Fidelity will reasonably accommodate applicants with disabilities who need adjustments to participate in the application or interview process. To initiate a request for an accommodation contact the HR Accommodation Team by sending an email to accommodations@fmr.com, or by calling 800-835-5099, prompt 2, option 3.
Equal opportunity employer
Fidelity Investments is an equal opportunity employer. We believe that the most effective way to attract, develop, and retain a diverse workforce is to build an enduring culture of inclusion and belonging.
Applicant screening
At Fidelity, we value honesty, integrity, and the safety of our associates and customers within a heavily regulated industry. Certain roles may require candidates to go through a preliminary credit check during the screening process. Candidates who are presented with a Fidelity offer will need to go through a background investigation and may be asked to provide additional documentation as requested. This investigation includes but is not limited to a criminal, civil litigations and regulatory review, employment, education, and credit review (role dependent). These investigations will account for 7 years or more of history, depending on the role. Where permitted by federal or state law, Fidelity will also conduct a pre-employment drug screen, which will review for the following substances: Amphetamines, THC (marijuana), cocaine, opiates, phencyclidine.
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