Senior Software Developer

Description

Leidos'
High Fidelity Simulation Business Area designs and delivers cutting-edge system-of-systems solutions that power world-class simulation, training, and analysis products for the U.S. Navy
. Our work spans advancements in software standards and technologies for data processing, storage, simulation and generation, and visualization
, as well as the development of new software capabilities for Navy systems operating afloat and ashore
.

In this role, based at a U.S. Government facility in Bethesda, MD
, you will apply state-of-the-art technologies to develop advanced sonar tactical decision aids (TDAs) and related software capabilities that directly support the Fleet. You will be part of a high-performing team tackling complex technical challenges across data, simulation, visualization, and tactical decision support-helping shape the Navy's tactical edge and making a tangible impact on national security
.

At Leidos, we empower our engineers to do meaningful work while continually building new skills
, expanding their technical capabilities, and growing the career they want to achieve.

• Mentor a de-centralized team of 5+ developers, applying agile methodologies within a larger 50+ member program.
• Collaborate in an agile environment to design, develop, and deliver complex mission system software
  .
• Own and deliver solutions built with Java, Scala, React, and other modern technologies.
• Explore and apply new frameworks and languages such as Angular, Rust, or Scala to meet evolving mission needs.
• Troubleshoot and resolve complex technical challenges with creativity and efficiency.
• Make informed decisions even with limited information in dynamic, fast-paced environments.
• Recognize when to adapt or pivot during implementation to ensure the best technical and mission outcomes.
• Drive process improvements and introduce innovative workflows that enhance team performance.
• Influence positive change through collaboration, initiative, and technical leadership.
• Balance multiple priorities and adapt quickly to urgent or shifting requirements.
• Communicate clearly across teams, stakeholders, and leadership.
• Apply agile best practices to deliver high-quality, iterative results that make an impact.

Travel occasionally to Manassas, VA for integration efforts and direct team collaboration.

• Master's degree in Engineering, Computer Engineering, Computer Science, Information Technology, or Information Systems
• Ten (10) years of professional experience with software engineering.
• Strong software development experience with Java and/or similar object-oriented programming languages, including designing, developing, integrating, and troubleshooting complex software applications.
• Experience leading or providing technical direction to software developers, including mentoring team members, reviewing technical approaches, and helping drive software solutions from design through delivery.
• Experience with No
  
  SQL/NewSQL data stores, the Scala, Rust, Type Script programming languages.
• Experience with visualization technologies and user-interface development, including HTML5/Java script/CSS, CesiumJS, and associated toolsets such as Angular and React.
• Experience with applying programming concepts in a professional or academic setting.
• Clearance: Must be a US Citizen able to obtain a U.S. security clearance
  .

• Experience building and supporting continuous integration pipelines (e.g. DEVOPS/DEVSECOPS) in a professional or academic setting.
• Agile Developer certification or Certified Scrum Developer certification with experience participating in and helping to lead day-to-day activities of a scrum team or other Agile software development team.
• Experience with Big Data processing technologies such as Cassandra, Kafka, Spark, etc.
• Experience with Kubernetes, REST, Docker and containerized microservices.
• Experience in development and integration of software in an environment including multiple security domains and system-of-systems.
• Experience with commercially available cloud computing service solutions such as Amazon Web Services (AWS).
• Experience in development and sustainment of Linux based software development.
• Demonstrated open-source contributor.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

August 24, 2026

For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $ - $

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary.…