Senior Software Developer — Mission-Critical, Secure Systems

Worky; Chantilly (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

NS2 Mission seeks an Expert Software Developer to join our Chantilly, VA team, supporting mission-critical applications for national security operations. You’ll design, develop, and modernize enterprise software with full-stack or front-end emphasis, collaborating with architects, engineers, and stakeholders in an Agile environment.

You will build scalable back-end services, RESTful APIs, and modern UIs using Java, Python, and Angular, while leveraging Spark for data processing and Elasticsearch

Qualifications

• Bachelor's degree in CS, SE, IS, or related field (or equivalent).
• 10+ years of professional software development experience.
• Expertise in full-stack Java and/or Python with RESTful APIs and enterprise frameworks; or front-end with JavaScript/Angular.

Responsibilities

• Design, develop, and enhance enterprise software for mission-critical intelligence operations.
• Develop scalable backend services and RESTful APIs using Java and/or Python.
• Build responsive UIs with JavaScript, Angular, and modern front-end practices.
• Develop and optimize distributed data processing with Apache Spark where applicable.
• Design and maintain search and analytics with Elasticsearch/OpenSearch.
• Translate mission needs into innovative technical solutions with stakeholders.
• Lead design discussions, perform peer reviews, influence architecture decisions.
• Troubleshoot complex software issues and improve performance, scalability, and maintainability.
• Support CI/CD, automated testing, and DevSecOps throughout the lifecycle.

Skills

Java

Python

Angular

RESTful APIs

Frontend development

Cloud AWS

Apache Spark

Elasticsearch/OpenSearch

Spring Boot

Docker

Kubernetes

CI/CD

Agile

Microservices

Education

Bachelor's degree in Computer Science / Software Engineering / Information Systems or related

Tools

Docker

Kubernetes

OpenSearch/Elasticsearch

AWS

Spring Boot

Jenkins / GitLab

Apache Spark

Job description

NS2 Mission seeks an Expert Software Developer to join our Chantilly, VA team, supporting mission-critical applications for national security operations. You’ll design, develop, and modernize enterprise software with full-stack or front-end emphasis, collaborating with architects, engineers, and stakeholders in an Agile environment.

You will build scalable back-end services, RESTful APIs, and modern UIs using Java, Python, and Angular, while leveraging Spark for data processing and Elasticsearch