Senior Back End Software Developer

About the role

The Technical Solutions Division and JSTC2 Team at nou Systems, Inc. (nSI) are seeking a Senior Back End Software Developer to join our team in Huntsville, Alabama. The ideal candidate will be responsible for developing Government Off-the-Shelf software that supports warfighting training exercises.

Responsibilities

• Develop software that enhances the interface to warfighting simulations and surfaces deep information about scenarios for end users.
• Work on a multidisciplinary team combining web-based front end, large-data-management back end, and on-prem LLM-powered data exploration.
• Contribute to the product’s overall structure in support of the Chief Architect.
• Communicate technical decisions and back them up with quantitative information.
• Mentor and lead technical contributors.
• Evaluate emerging technologies and help integrate new libraries, languages, software, architectures, and tools.

Requirements

• Master’s degree in Computer Science, Software Engineering, or related technical field, or Bachelor’s in those fields plus 4 years of experience.
• 6+ years of full-time professional experience in software development, with 2+ years in technical leadership roles.
• Must possess or be able to obtain an active Secret Security Clearance.
• U.S. Citizen.
• Expertise in software development in Go and Python (with some C++).
• Experience with distributed simulation systems, especially DIS messaging.
• Experience with cloud-ready microservice architecture, including MQTT communication protocol.
• Experience with databases (PostgreSQL) and database optimization.

Qualifications

• Basic Qualifications: Master’s degree in Computer Science, Software Engineering, or related technical field, or Bachelor’s in those fields plus 4 years of experience above the baseline required qualification. 6+ years of full-time professional experience in software development, with 2+ years in technical leadership roles. Must possess or be able to obtain an active Secret Security Clearance. U.S. Citizen.
• Technical Competencies: Software development in Go and Python (with some C++) as an individual contributor without agentic coding support. Production code: modular, unit tested, supports integration and end-to-end testing, maintained in source control (Git + GitLab). Scrum Agile software development, including being active in ceremonies (standup, sprint reviews, Product Increment planning). Team-focused development: ticket management, constructive peer reviews, backlog management.
• Core Skills: Mentor and lead technical contributors: be a force multiplier. Support software architecture development: contribute to our product’s overall structure in support of our Chief Architect. Strong communication and collaboration skills: communicate your technical decisions, back them up with quantitative information, and flex with the needs of the wider team and project when necessary. Evaluate emerging technologies: help us intelligently use new libraries, languages, software, architectures, and tools such as agentic coding.

Benefits

• Competitive Wages
• Medical, Rx, Dental & Vision Insurance
• Medical plan with Health Savings Account eligibility
• Generous company-funded Basic Life Insurance
• Company-funded Short-Term & Long-Term Disability
• Optional Accident and Critical Illness Insurance
• Personal Time Off, Annual Leave, and Paid Federal Holidays
• 401(k) Retirement Plan
• Employee Stock Ownership Plan (ESOP)
• Tuition Reimbursement for ongoing training, continuing education, or advanced degree programs
• Personal Development, Learning Opportunities, & Lunch-n-Learn
• Opportunities for Advancement
• Skills Development & Certifications
• Employee Referral Bonus Program
• Corporate Sponsored Events & Community Outreach