Full Stack Engineer II - SW Engineering - Ground Software

Full Stack Engineer II - SW Engineering - Ground Software Greenwood Village, CO, 6060 South Willow Drive, Greenwood Village, Colorado, United States of America Job Description Posted Wednesday, February 11, 2026 at 5:00 AM York Space Systems was founded to radically improve spacecraft affordability and reliability, transforming, and enabling next- generation space mission operations worldwide. Today, York is one of the most innovative aerospace companies, specializing in end-to-end customer solutions and the rapid production of spacecraft platforms. York’s complete Space Segment Solution includes spacecraft production, payload integration, system integration & test, launch services, ground segment services, and mission operations, enabling customers to leverage York’s existing technology solutions to get to orbit rapidly and responsively. We’re looking to expand our team across the board. We are looking for a Full Stack Software Engineer who is passionate about building and pushing the boundaries of software to operate spacecrafts. Our software is a web-based application modern (React/TypeScript, C# .NET) with a microservice infrastructure (docker, Kafka , REST) that operators use to monitor and control constellations of spacecrafts across several active missions. You’ll be responsible for working with engineers, operators, and customers to understand requirements and implement features, bug fixes, and other improvements, including helping to solve complex problems like collision avoidance, operation center failover, automated cross-satellite network maintenance, and supporting multi-vehicle mission activities. You will have the unique experience of integrating your work with advanced simulation software and even seeing it in operation in York’s Mission Operation Centers. Prior space-industry experience is not required. Key Responsibilities Develop key user-facing features to support both current and future missions using Typescript React, C#, MSSQL, Influx, Kafka , and Python Translate designs and requirements into high quality code Build reusable components, design systems, and front-end libraries/packages for future use Develop internal & public APIs Engineer algorithms and business logic to promote scalability and automation Write unit tests and documentation for internal users and customers Collaborate with peers from multiple departments and disciplines Participate in SCRUM ceremonies and code reviews Contribute towards technical design and breakdown Other duties as assigned Required Qualifications College graduate - 3 years of software engineering Experience with strongly typed backend languages, such as C# Exceptional problem solving skills Understanding of modern React and its core principles Experience with common front-end development tools, such as Babel, Webpack, NPM, etc. Experience with Git Thorough knowledge of APIs and multithreading Experience with SQL Databases Eagerness to continue to learn and improve Desire to mentor and participate in the growth of peers Strong verbal and written communication, presentation, and interpersonal skills with the ability to work in a collaborative team environment Ability to work in a fast‑paced environment Ability to proactively seek information & guidance when encountering vague or confusing requirements Preferred Qualifications Computer science degree, or similar software-focused education React using TypeScript Experience with modern state management tools such as Recoil.js, React Query, Mobx , etc. Experience with modern security practices Ability to obtain and hold a security clearance. Benefits In addition to compensation, York Space Systems is proud to offer a comprehensive benefits package including medical, dental, and vision insurance along with PTO and a 401K. How to Apply Interested candidates are encouraged to apply by clicking the “Apply” link at the top of the page. York Space Systems will be accepting applications on a rolling basis until the position is closed. York Space Systems provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, military or protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Must have permanent authorization to work in the United States. This policy applies to all terms and conditions or employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. YORK SPACE SYSTEMS IS AN EEO EMPLOYER. #J-18808-Ljbffr