Principal Software Engineer - Remote

External

Icf · Reston, VA

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About the role

Our Health Engineering Solutions (HES) team works side by side with customers to articulate a vision for success and then make it happen. We know success doesn't happen by accident. It takes the right team of people, working together on the right solutions for the customer. We are seeking a Principal Software Engineer to provide technical leadership in the design, development, and evolution of mission-critical healthcare technology platforms. This role combines hands-on software engineering with architectural leadership and strategic technical influence. The successful candidate will help define technical direction, establish engineering standards, mentor fellow engineers, and drive the delivery of scalable, secure, and resilient cloud-native solutions. You will work closely with product owners, engineers, architects, and business stakeholders to solve complex technical challenges, modernize existing platforms, and build new capabilities that support federal healthcare programs. You will play a key role in evaluating technologies, shaping platform architecture, and ensuring engineering excellence across the software development lifecycle. We believe strongly in test-driven development, continuous integration, continuous deployment, and a DevOps-first culture. Our core work hours are 10:00 AM - 4:00 PM Eastern Time, with flexibility to start earlier or work later depending on your time zone.

Responsibilities

Lead the architecture, design, and implementation of enterprise-scale cloud-native applications and services.

Provide technical leadership across multiple applications, services, and engineering teams.

Design and develop secure, scalable, and maintainable backend services using Node.js, TypeScript, and modern cloud technologies.

Establish and promote engineering standards, architectural patterns, and development best practices.

Partner with product owners, business stakeholders, and engineering leadership to translate business objectives into technical solutions.

Lead technical design discussions and architectural reviews.

Mentor engineers through code reviews, design reviews, technical guidance, and knowledge sharing.

Drive platform modernization initiatives and evaluate emerging technologies for potential adoption.

Design and implement integrations with internal and external systems and services.

Optimize application performance, reliability, scalability, and operational efficiency.

Contribute to long-term technology strategy and technical roadmaps.

Support DevOps practices, automation, observability, and continuous improvement initiatives.

Troubleshoot complex production issues and guide teams toward sustainable solutions.

Collaborate effectively across distributed teams while maintaining strong communication with both technical and non-technical stakeholders.

Tools & Technologies:

Application Development

Node.js

TypeScript

JavaScript

Express.js

React

GraphQL (preferred)

REST APIs

Data Technologies

MongoDB

PostgreSQL

MySQL

Mongoose

Cloud & Infrastructure

AWS Lambda

AWS Step Functions

AWS Fargate

AWS ECS

AWS Glue

Docker

Terraform (preferred)

Engineering Practices

CI/CD Pipelines

Infrastructure as Code

Automated Testing

Cloud-Native Architecture

Observability and Monitoring

Agile Development

Basic Requirements:

Bachelor's degree

12+ years of professional software engineering experience.

5+ years of experience developing applications using Node.js and TypeScript.

3+ years of experience designing, deploying, and supporting solutions within AWS cloud environments.

3+ years' experience supporting federal healthcare programs.

Must have lived in the United States for a total of three full years out of the last five years.

Must be able to obtain and maintain a Public Trust clearance.

Must reside in the United States, be authorized to work in the United States, and all work must be performed within the United States.

Strongly Preferred Qualifications:

Experience building and supporting enterprise-scale REST APIs and distributed systems.

Experience working with MongoDB or similar NoSQL database tec

Principal Software Engineer - Remote

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