Principal Full Stack Software Engineer

skillventory - A Leading Talent Research Firm

Principal Full Stack Engineer at Fidelity designing and delivering modern web applications. Mentoring developers and implementing CI/CD processes in financial services.

Posted 6/16/2026full-timeSalem • New Hampshire, North Carolina • 🇺🇸 United StatesLeadWebsite

Tech Stack

Tools & technologies

AzureCloudJavaScript.NETNode.jsPythonReactTypeScript

About the role

Key responsibilities & impact

Designing and delivering modern web applications and the automation pipelines that ship them
Bridging traditional application development with modern platform-based solutions
Taking ownership of designing and implementing CI/CD processes
Providing guidance and mentoring to other Developers

Requirements

What you’ll need

Full stack software engineering 8 plus years of experience; with a focus in financial services applications is a plus
BS/BA Degree or equivalent experience required
Strong hands-on experience developing and maintaining web applications using React (frontend) and Python (backend)
Demonstrated experience in communicating technical needs and capabilities to non-technical team members, product owners, and partners
Shown leadership skills in driving the workforce and guiding/mentoring junior developers
Experience collaborating in a team environment to develop, deploy, and support key applications and features
A proven understanding of the Agile software development methodology
Extensive experience decomposing sophisticated business problems into creative, efficient, and scalable solutions
Relevant knowledge of modern application architecture patterns and emerging technologies
Proficiency with server-side/mid-tier languages, frameworks, libraries, and related technologies: Python, .NET, .NET MVC and microsoft frameworks
Client-side language, library, and framework proficiency: React a plus, JavaScript/TypeScript, Node, NPM, HTML/CSS, SPFx
Solid understanding of CI/CD concepts and tools, including build pipelines, automation, and version control
Demonstrated ability to establish and manage CI/CD pipelines for both traditional applications (React/Python)
Experience collaborating with cross-functional teams working on Azure, Microsoft Fabric, and related cloud services
Proven ability to create automation scripts and tooling to streamline deployments and workflows
Experience defining best practices for version control, release management, and DevOps in hybrid environments
Demonstrated experience communicating technical needs and capabilities to both technical and non-technical team members
Comfort working across both traditional codebases and platform-based solutions.

Benefits

Comp & perks

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Hard Skills & Tools

full stack software engineeringweb applicationsReactPython.NET.NET MVCJavaScriptTypeScriptNodeHTMLCSS

Soft Skills

leadershipmentoringcommunicationcollaborationproblem-solvingguidance

Certifications

BS/BA Degree