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Principal Full Stack Software Engineer (C#.NET)

21 days ago 2026/06/03
Other Business Support Services
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Job description

Business Unit:

Cubic Transportation Systems

Company Details:
When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people’s lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation. Led by our talented teams around the world, Cubic is committed to solving global issues through innovation and service to our customers and partners.

Job Details:

Job summary: A Principal Full Stack Software Engineer with experience in developing web application business logic and APIs on AWS/Azure platforms in C#/.NET. Knowledge of AWS IoT Hub and/or UI development frameworks preferred. Conceptualizes, designs, codes, debugs, and performs development activities in accordance with designated standards and procedures. Works closely with other engineering disciplines. This position typically works under general supervision and direction. Incumbents of this position will regularly exercise discretionary and substantial decision-making authority.




Essential Job Duties and Responsibilities:



  • Using the relevant programming language and technologies, provide creative, thorough, and practical solutions to a wide range of technical problems.
  • Design, develop, and test software programs following established quality standards and in accordance with internal engineering procedures, including coding, unit testing, peer reviews, and software configuration control.
  • Complete high- and low-level detailed software design specifications, storyboards, and interface specifications.
  • Share technical expertise within the department and other departments as requested.
  • Provide support of products through conception to product delivery, including problem solving, defect maintenance, and support to customer services (which may require out-of-hours support).
  • Prepare reports, manuals, procedures, and status reports.
  • Provide training and guidance to other team members.
  • Keeps abreast of improvements and developments within software engineering, supporting continuous improvement within engineering.
  • Comply with Cubic’s values and adherence to all company policy and procedures, including compliance with the code of conduct, quality, security, and occupational health, safety, and environmental policies and procedures.
  • In addition to the duties and responsibilities listed, the job holder is required to perform other duties assigned by their manager from time-to-time, as may be reasonably required of them.

Minimum Job Requirements:




Qualifications



  • Bachelor's degree in Technology (B Tech) or Bachelor's in Engineering in a relevant discipline.
  • Eight (8)+ years of relevant experience or a Master's in Computer Application (MCA), specialization in software engineering, with six (6)+ years of experience.

Skills, Knowledge, and Experience



Essential:



  • Proficient modern C# / .NET development experience.
  • Proficient in AWS/Azure Cloud development for core business logic and APIs.
  • Solid experience with Microservices architecture and designing scalable, high-availability applications.
  • Hands-on experience with Kubernetes for container orchestration and deployment.
  • Frontend development experience using ReactJS or Angular.
  • Proficient in AWS IoT Hub and/or UI development (React Native) frameworks preferred.
  • Experience in production-grade software engineering with a proven track record of specification, design, and development, emphasizing the need for robust, secure, maintainable code.
  • Delivered highly functional, performance-driven applications.
  • Experience in developing multi-threaded applications.
  • Experience in debugging on target platforms (C# / .NET, Linux).
  • Experience in troubleshooting and debugging applications.
  • Experience in Object-Oriented Design and implementation, with Software Design patterns.
  • Ability to contribute to the development of application architecture.
  • Experience in maintaining and improving coding standards.
  • Able to build reusable code and libraries, ensuring thorough application documentation for future use.
  • Experience writing simulators and test harnesses.
  • Experience in software best practices such as Automated Testing, Continuous Integration, Test Driven Development, SOLID, and Clean Code principles.
  • Scrum or Kanban experience.
  • Jira, GIT, Jenkins, and Terraform experience. 

Personal Qualities



  • Ability to work as part of a team towards individual and shared goals; a team player in a cross-functional environment.
  • Excellent written and verbal communication skills with the ability to communicate effectively at all levels.
  • Demonstrates excellent interpersonal skills with a willingness to share knowledge, coach, and collaborate effectively with individuals and other departments.
  • Diligent, with attention to detail. 
  • Able to solve problems and find effective and timely resolutions.
  • Self-motivated with the ability to work on own initiatives and under pressure.  
  • Able to prioritize work, complete multiple tasks, and work under deadline and budget guidelines.
  • May be required to travel domestically and internationally from time to time, and to work out of normal hours to collaborate within a geographically dispersed team.

#LI-NB1



Worker Type:
Employee
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