Senior Software Engineer (TC2266)

Remote, USA
Posted Jun 14, 2026
Full-time

Position Title: Senior Software Engineer

Location: Remote, although Candidates must be based in the United States

Clearance Requirement: Must have a U.S. Secret Security Clearance at minimum

Employment type: Full Time

Research Innovations, Inc. (RII) is breaking through the big, slow status quo with transformative technology that fundamentally improves the world. We build advanced software solutions for government and military missions, applying agile development and user-centered design to solve complex, mission-critical problems.

We are seeking a Senior Software Engineer to support our Tactical Command & Control (C2) line of business. In this role, you will design and deliver mission-critical software systems used by Defense and Homeland Security customers. You’ll work on high-impact platforms that ingest, process, and visualize real-time operational data—enabling decision-making from the strategic to the tactical edge.

This role is ideal for engineers who take ownership, collaborate effectively, and are driven to deliver real-world mission impact.

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WHAT YOU WILL BE DOING

Design, develop, and maintain scalable Java-based microservices using frameworks such as Spring Boot

Build and deploy containerized applications using Docker (or equivalent technologies)

Develop and enhance a large-scale React-based front-end application

Implement robust unit and integration testing using tools like JUnit and Jest

Support system integration, validation, and operational release activities

Apply cybersecurity best practices to meet compliance and hardening requirements

Develop internal tools that improve developer productivity and system performance

Collaborate across engineering, product, and mission teams to solve complex problems

Continuously improve code quality, scalability, and maintainability

Take ownership of features from design through deployment in a fast-paced, mission-driven environment

WHAT YOU HAVE DONE

6+ years of professional software engineering experience

Bachelor’s degree in Computer Science or related field (or equivalent experience)

Strong experience building backend systems using Java and Spring frameworks

Experience designing and implementing RESTful APIs and real-time communication (WebSockets)

Proficiency with modern development tools: Git, Jenkins, Gradle, Node.js, Docker

Experience building complex, data-driven UI applications with strong validation logic

Comfortable working in Linux-based environments

Proven ability to contribute across the full software development lifecycle

EVEN BETTER

Experience with Git-based workflows (GitHub, GitLab, Bitbucket) on large teams

CI/CD experience (Jenkins, GitLab CI/CD, Maven, Gradle, NPM/Yarn)

Strong experience with TypeScript in enterprise-scale applications

Experience with Tactical Assault Kit (TAK) or other C2 systems

Familiarity with UML, system design, or architecture modeling

Experience contributing to open-source or externally published software

Agile/Scrum development experience in mission-focused environments

Strong technical communication and documentation skills

Experience creating diagrams and documentation (e.g., Visio)

\nAt RII, we believe that diversity in our workforce is critical to our success. We strive to hire great people from a wide variety of backgrounds, not just because it’s the right thing to do, but because it makes us stronger. We work to help your intellectual passions and creativity thrive. It’s one of our core values: Let your geek flag fly.

 

We also offer all employees comprehensive benefits including: flexible work schedules, health insurance coverage, paid time off, 401k with a company match, paid parental leave, access to wellness programs and much more. You get this all from day one, and all paid for by RII.

 

It’s all part of another of our core values: Stay human. It’s why our comfortable and colorful offices such as our headquarters, include a community game room, pantry, massage chair, and an escape room, among other amenities. It’s why we have community ambassadors and regular community events.

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