Senior Software Developer — TS/SCI, Secure Cloud & Encryption

Cornerstone Defense LLC; Maryland; On-site; USD 200,000 - 220,000; Full time

Benefits offered by this job

Medical plans

Generous PTO Policy

401(k)

Job summary

Cornerstone Defense LLC is seeking a Senior Software Developer to support mission‑critical programs in secure environments. The role requires deep proficiency in Java, JavaScript, RESTful services, encryption technologies, AWS, and modern development methodologies.

You will work independently and with cross‑functional teams to design, build, implement, and troubleshoot software solutions in an Agile setting.

Qualifications

• Bachelor's degree in Computer Science or related field or 8+ years of equivalent experience.
• 8+ years software development experience with Java and JavaScript.
• 8+ years experience with modern development practices, testing frameworks, and Agile methodologies.
• Strong interpersonal communication with ability to build rapport with clients and team members.

Responsibilities

• Design, build, implement, and troubleshoot software solutions for mission‑critical programs.
• Collaborate across project teams in a fast‑paced Agile setting to deliver high quality results.
• Operate independently while coordinating with stakeholders to meet requirements.
• Apply best practices in software design and development and ensure secure coding standards.

Skills

BS in CS or related disc

Java & JavaScript

Modern dev practices

Strong communication

Education

BS in Computer Science or related discipline

Tools

Spring framework

REST API

AWS

Kubernetes

SOA

Job description

Cornerstone Defense LLC is seeking a Senior Software Developer to support mission‑critical programs in secure environments. The role requires deep proficiency in Java, JavaScript, RESTful services, encryption technologies, AWS, and modern development methodologies.

You will work independently and with cross‑functional teams to design, build, implement, and troubleshoot software solutions in an Agile setting.