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Senior Back-End Software Engineer

Sigmatech
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Huntsville, AL, USA
Sep 21, 2026

Job Description

The Back-End Software Engineer will be responsible for architecting and developing mission-critical backend applications, microservices, and data platforms that support defense operations and advanced analytics. The engineer will work closely with software, data, and systems engineers to deliver secure, scalable solutions using modern development practices, containerized environments, and automated CI/CD pipelines. This position requires strong expertise in Python and C/C++, database design, API development, and secure software engineering principles.

The position resides within Sigmatech's Internal Research and Development (IRAD) directly reporting to the Chief Technology Officer (CTO) supporting the development and delivery of customer-focused technical solutions across defense programs. In addition to project work, the selected candidate will have the opportunity to contribute to Sigmatech Technology Solutions Group (TSG). This unique combination provides exposure to both mission execution and technology innovation, allowing engineers to influence emerging capabilities, prototype advanced solutions, and contribute directly to the company's long-term technical strategy.

 *Selected candidate for this position must be able to obtain and maintain a DoD Secret clearance.

Experience and Skills

Required Qualifications

  • Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or related field
  • 5+ years of software development experience
  • Experience with:
  • Python and C/C++
  • SQL databases (PostgreSQL, SQL Server, Oracle)
  • Git version control
  • Linux environments
  • Unit, integration, and system testing frameworks and practices
  • Security+ certification (or ability to obtain within 6 months)

Preferred Qualifications

  • Active Secret or TS clearance
  • Experience with:
  • Kubernetes
  • Docker containers
  • Terraform or Infrastructure as Code
  • C# and Typescript
  • Firmware or embedded environment
  • Bazel or similar build system
  • Experience supporting Army, Air Force, Space Force, or C5ISR programs

Desired Characteristics

  • Strong problem-solving skills
  • Ability to work in cross-functional engineering teams
  • Excellent written and verbal communication skills
  • Experience working directly with government customers

Job ID

369053
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