Senior Software Development Engineer – Full Stack

WillHire

Senior or Principal Full Stack Software Engineer building user-facing and platform experiences for AI agents at Workday. Collaborating within cross-functional teams and delivering full stack solutions.

Posted 6/9/2026full-timeSeattle • Washington • 🇺🇸 United StatesSenior💰 $163,800 - $245,800 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudDistributed SystemsDjangoDockerFlaskJavaKubernetesPostgresPythonReactTypeScript

About the role

Key responsibilities & impact

Build and deliver full stack features that power AI agents embedded in HR and Financial workflows
Own services and experiences from development through production—you build it, you run it
Collaborate in an iterative, team-first environment that values strong engineering practices and continuous learning
Share knowledge, mentor teammates, and help raise the technical bar across the pod

Requirements

What you’ll need

8+ years of experience in software engineering (Senior)
12+ years of experience in software engineering (Principal)
5+ years experience with a web development framework (Python preferred: Flask, Django, or FastAPI)
5+ years of experience with React and Typescript for Front End / Full stack development
5+ years with a Relational DB (PostgreSQL preferred)
Bachelor's degree in a computer related field or equivalent work experience
Experience building and operating SaaS products in cloud environments (AWS preferred)
Familiarity with the tradeoffs and architecture of modern distributed systems
Knowledge of software development best practices (DevOps, CI/CD, automated testing, observability)
Hands-on experience with containerization technologies (Docker, Kubernetes)
Exposure to additional programming languages like Java (backend) and TypeScript (frontend/fullstack) is a plus
Proven success working within fast-paced, agile environments and cross-functional teams
Strong communication skills, with the ability to collaborate with both technical and non-technical partners
Comfortable working with ambiguity and translating complex problems into clear, thoughtful solutions
Committed to fostering an inclusive, team-oriented environment and contributing to a culture of continuous improvement.

Benefits

Comp & perks

Flexible work arrangements
Workday Bonus Plan or role-specific commission/bonus
Annual refresh stock grants

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

software engineeringweb development frameworkPythonFlaskDjangoFastAPIReactTypeScriptRelational DBPostgreSQL

Soft Skills

strong communication skillscollaborationmentoringproblem-solvingadaptabilityteam-orientedcontinuous improvementknowledge sharingleadershipworking with ambiguity

Certifications

Bachelor's degree in computer related field