Senior Software Engineer – Secure Java/AWS, TS/SCI

Cornerstone Defense; Annapolis (MD); On-site; USD 200,000 - 220,000; Full time

Benefits offered by this job

Medical, Dental and Vision Plans

401(k)

HSA and FSA options

Life and Disability Insurance

Tuition Reimbursement and Training

Travel Assistance

Job summary

Cornerstone Defense in Annapolis Junction is seeking a Senior Software Developer to advance mission-critical programs in secure environments. You will bring deep expertise in Java, JavaScript, RESTful services, encryption technologies, and AWS to design, build, implement, and troubleshoot software across enterprise systems.

The role requires independent initiative, strong communication, and the ability to work in a fast-paced Agile setting while delivering high-quality results and adhering to

Qualifications

• BS in Computer Science or related discipline (or 8+ years 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

• Develop and deliver software solutions across enterprise-level systems.
• Collaborate with project teams to design, build, implement, and troubleshoot software solutions.
• Operate independently within a fast-paced Agile setting to ensure high-quality results and adherence to best practices.

Skills

Java

JavaScript

Agile methodologies

RESTful services

Communication

Encryption technologies

Education

BS in Computer Science or related discipline

Tools

AWS

Spring framework

Kubernetes

SOA

Job description

Cornerstone Defense in Annapolis Junction is seeking a Senior Software Developer to advance mission-critical programs in secure environments. You will bring deep expertise in Java, JavaScript, RESTful services, encryption technologies, and AWS to design, build, implement, and troubleshoot software across enterprise systems.

The role requires independent initiative, strong communication, and the ability to work in a fast-paced Agile setting while delivering high-quality results and adhering to