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Salary
≈ $162k – $298k per year (Estimated)
Location
In office (Herndon)
Seniority
Staff · 9+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 13, 2026. First seen by Alion on May 26, 2026.

Overview
Company
Impact
Profile match
Enterprise Modernization = Flexible solution development leveraging emerging technologies adapted to meet the speed of mission.. We understand the need for strong relationships to ensure delivery success.

At Excelity, we're passionate about delivering innovative technology solutions that help businesses thrive. Whether you're looking to streamline your operations, improve efficiency, or enhance customer engagement, our team of experienced professionals is here to help. So why wait? Visit excelity.io today to learn more about how we can help you achieve your goals and take your business to the next level.

Excelity is seeking a Software Developer for a project responsible supporting an exciting Government customer with a very critical mission. The candidate will work with the engineering team and customer to ensure successful development of high profile, complex, technical deliverables that are core to the continued success of our award-winning projects.

Required Clearance: TS/SCI with CI Poly

Responsibilities:

  • Designs and develops user interfaces and visualizations that support capabilities such as data discovery and query, analytic visualizations, link-node analysis, AI/ML big data analytics, and object production and relationships
  • Develops services using modern techniques such as REST, Java, JSON, Spring, Python, JavaScript Web UI frameworks (e.g., jQuery, Angular, React), and Docker
  • Uses processes and tools that support the DevSecOps pipeline including JIRA, Git, Junit, Jenkins, SonarQube, and Artifactory
  • Supports development and demonstration of user interface and visualization concepts, and incorporates analyst feedback into the backlog

Required Skills:

  • A Bachelor’s degree with 9 years of relevant experience OR a Master’s degree with 7 years of relevant experience OR A PhD with 4 years of relevant experience; An additional 4 years of experience maybe considered in lieu of a degree requirement
  • Experience working in an Agile, Microservice cloud-based environment
  • Experience with Java, Python, shell scripting,
  • Experience JSON, Spring, Spring Boot, JavaEE, Docker, and Web UI JavaScript frameworks (jQuery, Angular, React)
  • Top Secret/SCI CI Poly

Desired Skills:

  • Experience with JIRA, Git, Junit, and Jenkins
  • Experience with multiple database technologies including RDBMS, Elasticsearch and/or SOLR, NoSQL (Hadoop and/or EMR)

Benefits:

  • Competitive salary
  • Flexible work schedule
  • 100% Health, Dental, Vision, and Life Insurance plans with Flexible Spending Account (FSA)
  • Long and Short-term disability coverage
  • Generous paid vacation and holiday time
  • Safe Harbor 401(k) Retirement Plan with 6% Employer matching contributions
  • Reimbursement for professional and training development
  • Company-paid memberships to professional organizations

Excelity is an Equal Opportunity Employer

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