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Senior Developer

Seattle, WA

The Nuclear Company is the fastest growing startup in the nuclear and energy space creating a never before seen fleet-scale approach to building nuclear reactors. Through its design-once, build-many approach and coalition building across communities, regulators, and financial stakeholders, The Nuclear Company is committed to delivering safe and reliable electricity at the lowest cost, while catalyzing the nuclear industry toward rapid development in America and globally.

Senior Developer

About The Nuclear Company

The Nuclear Company (TNC) is transforming the nuclear energy sector by streamlining execution, leveraging advanced technology, and fostering a strong culture of safety, quality, and operational excellence.

TNC operates as a fleet-scale nuclear power developer, bringing a disciplined, execution-focused approach to an industry that has historically struggled with cost overruns and schedule delays. By leveraging proven technologies and innovative digital solutions, we're building nuclear plants faster, cheaper, and safer than ever before.

We believe that detailed, executable plans—constantly evaluated and refined—are central to achieving long-term success. Our dedicated teams work in parallel across all phases, ensuring the readiness and smooth execution of the entire project.

About Nuclear OS

In partnership with Palantir Technologies, TNC is developing Nuclear OS - a secure, AI-native digital platform that serves as an integrated operating system for managing every aspect of nuclear plant construction and commissioning. Nuclear OS consolidates formerly siloed data (engineering plans, project schedules, supply chain information, and more) into a unified digital twin, enabling real-time visibility, predictive analytics, and AI-driven decision support.

This is the first AI-driven, real-time software system built for nuclear construction, transforming nuclear project delivery from a high-risk endeavor into a data-driven, predictable process.

Position Overview

We're seeking a Senior Developer to join our Nuclear OS team and help build the future of nuclear construction technology. This role offers the unique opportunity to work on cutting-edge software that directly impacts the deployment of clean energy infrastructure at scale. You'll be working with a modern tech stack built on Palantir Foundry, developing applications that integrate AI, digital twins, and predictive analytics into a single digital framework.

Key Responsibilities

  • Lead Complex Technical Development: Design and implement sophisticated software solutions within the Nuclear OS platform, demonstrating advanced technical expertise across the full stack
  • Build AI-Native Applications: Develop and deploy machine learning models and AI capabilities within the Palantir Foundry environment, including predictive analytics and intelligent automation features
  • Develop Full-Stack Solutions: Create robust front-end applications and backend services that communicate through secure APIs, ensuring seamless data integration across the platform
  • Technical Leadership & Mentorship: Provide technical guidance to project teams, serve as a technical reviewer and approver, and mentor junior developers
  • Software Development Lifecycle Excellence: Apply disciplined engineering processes for specification and implementation of design requirements, following industry best practices
  • Cross-Functional Collaboration: Liaise effectively between design, IT, and field construction teams, translating complex technical requirements into practical solutions
  • DevSecOps Implementation: Contribute to continuous deployment practices using Palantir Apollo, ensuring secure and reliable software delivery across various environments

Required Qualifications

Experience:

  • 7-12 years of professional software development experience
  • Proven track record of leading complex engineering projects and technical initiatives
  • Experience with enterprise-scale software systems and data integration platforms

Technical Skills:

  • Core Technologies: Proficiency in Python, TypeScript/JavaScript, and React
  • Platform Experience: Experience with Palantir Foundry or similar data integration platforms preferred
  • API Development: Strong understanding of RESTful API design and implementation

Software Engineering: Deep knowledge of software development lifecycle, version control (Git), and modern development tools

  • AI/ML: Familiarity with machine learning frameworks and model deployment
  • DevOps: Experience with CI/CD pipelines, containerization, and cloud/on-premises deployment

Professional Competencies:

  • Strong problem-solving and analytical skills
  • Excellent written and verbal communication abilities
  • Ability to work independently and lead technical initiatives
  • Commitment to code quality, testing, and documentation
  • Security-conscious development practices

Preferred Qualifications

  • Experience in highly regulated industries (nuclear, aerospace, defense, or similar)
  • Background in digital engineering or industrial software systems
  • Familiarity with cybersecurity best practices and compliance frameworks
  • Experience with data modeling and ontology development
  • Knowledge of project management and construction workflows

What We Offer

  • Meaningful Impact: Work on technology that directly enables clean energy deployment and addresses climate change
  • Cutting-Edge Technology: Build with modern tools and frameworks at the intersection of AI, data science, and industrial software
  • Learning & Growth: Continuous education opportunities and exposure to nuclear industry expertise
  • Culture of Excellence: Join a team committed to safety, quality, and operational excellence
  • Innovation-Driven Environment: Contribute to pioneering solutions that set new standards for complex engineering projects

Our Values

At TNC, every individual is personally accountable for both nuclear and industrial safety, with decision-making consistently prioritizing safety. We embrace organizational learning, a questioning attitude, and the continuous evaluation of lessons learned.

We are unwavering in our dedication to ethical business practices and committed to fostering a culture where integrity is the foundation of all business activities.

The Nuclear Company is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Benefits

  • Competitive compensation packages
  • 401k with company match
  • Medical, dental, vision plans
  • Generous vacation policy, plus holidays

Estimated Starting Salary Range
The estimated starting salary range for this role is $150,000 - $180,000 annually less applicable withholdings and deductions, paid on a bi-weekly basis. The actual salary offered may vary based on relevant factors as determined in the Company’s discretion, which may include experience, qualifications, tenure, skill set, availability of qualified candidates, geographic location, certifications held, and other criteria deemed pertinent to the particular role. 

EEO Statement
The Nuclear Company is an equal opportunity employer committed to fostering an environment of inclusion in the workplace. We provide equal employment opportunities to all qualified applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected characteristic. We prohibit discrimination in all aspects of employment, including hiring, promotion, demotion, transfer, compensation, and termination.

Export Control
Certain positions at The Nuclear Company may involve access to information and technology subject to export controls under U.S. law. Compliance with these export controls may result in The Nuclear Company limiting its consideration of certain applicants.

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