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Junior Software Developer

Physics World

$117,180 - $148,608
Oct 8, 2025
Livermore, CA, US
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Lawrence Livermore National Laboratory (LLNL) is looking to hire a Junior Software Engineer to join their Cloud Integration and Applications team. This role will focus on designing, developing, and supporting cloud-based applications and AI integrations to serve the laboratory's needs, ultimately supporting the workforce in securely and efficiently adopting modern technologies.

Requirements

  • Experience with at least one modern programming language (e.g., Python, JavaScript, C-Sharp, Java) in coursework or project settings.
  • Basic knowledge of software development concepts, such as design, coding, and testing.
  • Familiarity with AWS and modern application architectures using serverless implementations with least privileged IAM roles
  • Familiarity with CI/CD tools like Azure DevOps
  • Knowledge of backend and frontend development using frameworks like .NET and Angular
  • Experience with AWS WorkSpaces and AWS API for orchestrating and managing virtual desktop fleet.
  • Exposure to designing or supporting secure, scalable systems.

Responsibilities

  • Provide computer science and software development support using industry standard software development practices and modern programming languages and operating systems.
  • Develop and maintain applications managed by the team.
  • Support the full software development lifecycle including writing code, testing, debugging and documentation.
  • Engage with other developers and administrators to understand requirements, provide feedback and deliver high-quality solutions.
  • Learn and apply best practices.
  • Continuously learn new technologies and methods that can improve the team’s code quality and development processes.
  • Perform other duties as assigned.

Other

  • Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship.
  • Bachelor’s degree in computer science, engineering, or related field, or equivalent combination of education and experience.
  • Sufficient written and verbal communication skills; ability to prepare basic technical documentation.
  • Ability to work effectively as part of a multidisciplinary team and adapt to evolving project requirements.
  • Demonstrated initiative in learning new technologies or contributing to team-based projects.