Reflexive Concepts

Software Engineer II

Reflexive Concepts • $100K — $130K *
Annapolis, MD 21401In-Person
Aerospace & Defense
11 - 15 years of experience
Today
Be an Early Applicant
Job Overview by Ladders

Qualifications

  • Active TS/SCI with Full-Scope polygraph clearance
  • Bachelor's degree in Computer Engineering, Computer Science, Electrical Engineering, Math, or Physics, or equivalent experience
  • Minimum 14 years of relevant experience in software engineering, modernization, or solution architecture
  • Strong Java development skills for backend services
  • Proficiency in modern JavaScript frameworks, particularly React
  • Experience designing and consuming RESTful APIs
  • Hands-on experience with containers (Podman or Docker) and orchestration platforms (Kubernetes)

Responsibilities

  • Design, develop, and maintain complex full-stack software systems
  • Implement features from UI to backend services and data stores
  • Apply modern software engineering practices like version control and CI/CD
  • Build and execute simulations and test harnesses for software testing
  • Ensure UI designs follow UX/UI principles and accessibility standards
  • Test UI across browsers and platforms for a seamless experience
  • Continuously identify UX/UI enhancements and performance optimizations

Benefits

  • Opportunity to work in a small, high-impact development team
  • Chance to take ideas from concept to prototype in short cycles
  • Engage in solving challenging problems across the stack
  • Hands-on role in designing and building scalable applications
  • Close collaboration with product owners, designers, and engineers
Full Job Description
Reflexive Concepts is looking for a Full-Stack Software Engineer II with strong UI proficiency to join a small, high-impact development team. If you enjoy taking ideas from concept to working prototype in short, iterative cycles, and you like solving challenging problems across the stack, this role will give you the opportunity to have an outsized impact on how the organization operates. You will work as a hands-on engineer on a close-knit team, helping to design and build modern, scalable applications with polished, intuitive user interfaces. Work is performed in a contractor facility in Annapolis Junction.

Responsibilities:
  • Design, develop, maintain, and enhance complex, full-stack software systems based on documented requirements
  • Implement features end-to-end, from UI through backend services and data stores
  • Apply modern software engineering practices (version control, code reviews, automated testing, CI/CD) to deliver reliable and maintainable solutions
  • Build and execute simulations and test harnesses in development and test environments
  • Ensure UI designs adhere to established UX/UI principles, style guides, and accessibility standards
  • Leverage UI libraries, frameworks, and reusable components to accelerate development and maintain consistency
  • Test UI across approved browsers and platforms to ensure a seamless user experience
  • Debug and troubleshoot UI and full-stack issues, performing root-cause analysis and driving fixes
  • Continuously improve the user experience by identifying UX/UI enhancements and performance optimizations
  • Participate in code reviews, providing and receiving constructive feedback to maintain code quality and shared standards
  • Collaborate closely with product owners, designers, and other engineers to refine requirements and deliver incremental value
Requirements:
  • Active TS/SCI with Full-Scope polygraph
  • Bachelor's degree in Computer Engineering, Computer Science, Electrical Engineering, Math, or Physics - or an equivalent combination of education, training, and experience
  • Minimum 14 years of relevant experience in software engineering, modernization, or solution architecture
Required Skills:
  • Strong Java development skills for backend services
  • Proficiency with modern JavaScript frameworks, specifically React, for building rich, responsive UIs
  • Experience designing and consuming RESTful APIs
  • Hands-on experience with containers (Podman and/or Docker)
  • Experience with container orchestration platforms such as Kubernetes
  • Practical experience designing and building microservices-based architectures
Familiarity with Two or More of the Following:
  • Data and processing paradigms: machine learning, streaming data pipelines, and/or batch processing
  • Data stores: MongoDB, ArangoDB, Redis, PostgreSQL
Desired Skills:
  • Experience developing and deploying applications in cloud environments such as AWS or on hyper-converged infrastructure (HCI)
  • Familiarity with logging, monitoring, and observability tools for full-stack applications
  • Experience working in agile or iterative development environments

About Reflexive Concepts

Reflexive Concepts Careers

Joining Reflexive Concepts presents an unparalleled opportunity to become part of a leading team of professionals dedicated to innovation and technology. This is a pivotal time to engage with a company that values growth, leadership, and diversity in its workforce.

Explore Job Opportunities

Reflexive Concepts is actively seeking talented individuals for various positions across the company. With a commitment to professional excellence, Reflexive Concepts offers a dynamic environment where skills are honed, and careers flourish. Explore the multitude of job opportunities that range from internships to full-time positions, each offering a unique chance to contribute to groundbreaking projects.

Experience the Culture and Benefits

At Reflexive Concepts, the culture thrives on diversity, innovation, and leadership. Employees enjoy a range of benefits designed to support their professional and personal growth. The company is dedicated to fostering an inclusive environment where every team member’s contribution is valued. Benefits include comprehensive health care, flexible working conditions, and continuous professional development through diversity training and leadership workshops.

Engage in Professional Growth

Career advancement is a cornerstone of employment at Reflexive Concepts. The company supports a trajectory of professional growth through robust training programs, access to global resources, and opportunities to lead. Networking within the industry and participating in global teams allow employees to gain valuable insights and experiences that propel their careers forward.

Innovative Work Environment

Reflexive Concepts is at the forefront of technological advancement and industry innovation. Employees are encouraged to push the boundaries of what is possible, bringing fresh ideas and perspectives to their work. The collaborative atmosphere fosters a sense of community and drives collective success.

Join the Team

Reflexive Concepts is hiring! Search open positions that align with your skills and interests. The company looks for passionate, curious, and solution-driven team players. Prepare your resume, sharpen your interview skills, and get ready to embark on a rewarding career path with Reflexive Concepts.

Stay Connected

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Learn more about Reflexive Concepts
Size
11 employees
Industry
Business Services
* Ladders Estimates

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