Principal Full Stack Software Engineer Job at Fidelity Investments (Merrimack)

Principal Full Stack Software Engineer

Fidelity Investments

Location:
United States , Merrimack

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Fixed Income Technology is looking for a Principal Full Stack Engineer to join the Trading Services team. As a member of our team, you will be working with product owners, UX designers, and business analysts to understand the UX designs and business requirements. Collaborate with Architecture, Data Services, and other Technology Teams and propose, design, develop and implement solutions that meet functional and non-functional requirements. Fully engaging in product quality plan efforts, including test case development, design and code reviews and regression testing. Manage Releases and be part of an on-call rotation to provide Level 3 production support for our applications. Actively contribute to evangelize engineering practices and the definition of source control strategy, performance strategy, environment strategy, and build and deployment pipelines. Guide, mentor other associates and be highly productive in an agile project delivery environment.

Job Responsibility:

Working with product owners, UX designers, and business analysts to understand the UX designs and business requirements
Collaborate with Architecture, Data Services, and other Technology Teams and propose, design, develop and implement solutions that meet functional and non-functional requirements
Fully engaging in product quality plan efforts, including test case development, design and code reviews and regression testing
Manage Releases and be part of an on-call rotation to provide Level 3 production support for our applications
Actively contribute to evangelize engineering practices and the definition of source control strategy, performance strategy, environment strategy, and build and deployment pipelines
Guide, mentor other associates and be highly productive in an agile project delivery environment

Requirements:

Bachelor’s degree in computer science, Mathematics, or Engineering or similar
10+ Years of Experience in Software Engineering and 2+ years of experience as a Technical Lead
Experience designing and developing backend applications using Java (server-side) object-oriented programming skills
Experience in Microservices, Spring/SpringBoot and developing REST API’s
Experience designing and developing User Interface application using programming skills such as HTML, CSS/SCSS, JavaScript, TypeScript, Node and Angular
Experience in Micro front-end architecture and modular design
Experience in messaging frameworks such as Kafka
Experience with CI/CD tools, frameworks, and methodologies like Jenkin, Maven, Blue/Green etc
Experience with Jmeter, JUnit, Jest, Cypress, Playwright or similar frameworks
Experience working in public cloud platforms, preferably AWS, knowledge of Docker, EKS, serverless architecture is a plus
Knowledge of SQL development and PLSQL procedures
You are a fast learner and an excellent teammate
You can efficiently work on a small development team, as well as lead in-depth technical designs
You are self-motivated, guided, and have a strong customer focus and results oriented approach
You have strong written and verbal communication skills to successfully engage with the technical team

Additional Information:

Job Posted:
April 22, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

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