Senior Java Full Stack Dev – AWS/EKS, Hybrid

System One; Reston (VA); Hybrid; USD 123,984 - 144,648; Full time

Benefits offered by this job

Health benefits

Dental

Vision

Life insurance

401(k) plan

Job summary

System One seeks a Senior Java Full Stack Developer to migrate on‑prem services to AWS EKS while supporting an Angular frontend. The role is backend‑leaning (70% backend / 30% frontend) and requires strong full‑stack capabilities across REST, Java, and cloud platforms.

Hybrid work from Reston with periodic onsite meetings. The ideal candidate has 5+ years of SDLC experience, Java 17+ with Java 21 in use, Angular 18 or newer, and hands-on CI/CD, testing, and DevOps practices.

Qualifications

• Bachelor’s degree in IT/Computer Science or equivalent experience.
• 5+ years of software engineering across the SDLC (requirements, design, build, test, support).
• Full stack experience with a backend-heavy focus (70/30 backend/frontend).
• Java 17+ required (environment currently using Java 21).
• Angular 17+ required (currently on Angular 18).
• AWS is a hard requirement, including multiple years deploying and managing EKS.
• Experience migrating/replatforming services from on‑prem to AWS.
• Strong CI/CD, automated testing, agile delivery, and code quality standards.

Responsibilities

• Perform hands-on design, coding, testing, and support of complex enterprise applications at scale.
• Migrate and modernize Java REST services from on-prem to AWS EKS.
• Build and maintain Java web services and integration layers between UI and data sources.
• Contribute to the Angular front end as needed (UI contribution required).
• Work with MongoDB and Aurora PostgreSQL databases.
• Implement automated testing and quality practices (Playwright).
• Support CI/CD, code quality, and DevOps-aligned delivery standards.
• Provide production support and mentor junior engineers.

Skills

Java

Angular

AWS & EKS

REST APIs

CI/CD

Problem solving

Team mentoring

Education

Bachelor’s degree in IT/Computer Science

Tools

Playwright

MongoDB

Aurora PostgreSQL

REST services design

Job description

System One seeks a Senior Java Full Stack Developer to migrate on‑prem services to AWS EKS while supporting an Angular frontend. The role is backend‑leaning (70% backend / 30% frontend) and requires strong full‑stack capabilities across REST, Java, and cloud platforms.

Hybrid work from Reston with periodic onsite meetings. The ideal candidate has 5+ years of SDLC experience, Java 17+ with Java 21 in use, Angular 18 or newer, and hands-on CI/CD, testing, and DevOps practices.