Principal Software Engineer

eClinical Solutions

Principal Software Engineer at eClinical Solutions developing core services for clinical data platform. Leading technical direction and collaborating with cross-functional teams in a hybrid work environment.

Posted 4/8/2026full-timeMansfield • Massachusetts • 🇺🇸 United StatesLead💰 $152,000 - $190,000 per yearWebsite

Tech Stack

Tools & technologies

AngularASP.NETDistributed Systems.NETSDLCTypeScript

About the role

Key responsibilities & impact

Design, develop, test, and deploy scalable, secure, and highly interactive web applications
Own and evolve core platform modules, from concept through release and support
Influence application and system architecture with a focus on performance, reliability, security, and maintainability
Lead by example through clean, well-tested code, thoughtful design reviews, and pragmatic technical decisions
Collaborate closely with Product Management, QA, and other engineers throughout the SDLC
Provide technical mentorship and guidance to other engineers on the team
Diagnose and resolve complex production issues across distributed systems
Ensure solutions meet eClinical Solutions quality standards and applicable industry regulations
Contribute to technical documentation including design specs, acceptance criteria, and release notes

Requirements

What you’ll need

Bachelor’s or Master’s degree in Computer Science or equivalent practical experience
10+ years in software design and development using the Microsoft technology stack preferred
Expert-level proficiency in C#, .NET, and ASP.NET (MVC/Web APIs)
Strong experience building full-stack web applications (Angular, TypeScript, HTML, CSS)
Solid understanding of software design principles, patterns, and best practices
Experience across the full Software Development Lifecycle (Agile preferred)
Proven ability to work independently while collaborating effectively in a fast-paced environment
Excellent communication, documentation, and technical leadership skills.

Benefits

Comp & perks

Health insurance
Flexible work hours
Professional development opportunities
Remote work options
Paid time off

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#.NETASP.NETMVCWeb APIsAngularTypeScriptHTMLCSSsoftware design principles

Soft Skills

communicationdocumentationtechnical leadershipcollaborationmentorshipproblem-solvingclean code practicesdesign reviewspragmatic decision makingindependent work

Certifications

Bachelor’s degree in Computer ScienceMaster’s degree in Computer Science