Senior Full-Stack Java Engineer for Secure Missions

Four Sea Group, Inc.; South Dakota; On-site; USD 104,000 - 161,000; Full time

Benefits offered by this job

ESOP ownership

Job summary

Four Sea Group, Inc. is seeking a Senior Software Engineer to develop and support modern full-stack software for secure customer missions. The role emphasizes independent feature development, issue resolution, and cross-domain integration across frontend, backend, data, and deployment environments.

The ideal candidate has strong Java development experience and practical frontend, database, Linux, and collaborative skills, with the ability to learn quickly in a mission-focused engineering setting.

Qualifications

• Bachelor's or equivalent in CS/SE/CE or related field.
• Typically six or more years of software engineering experience.
• Active DoD TS/SCI security clearance at time of application.
• Strong Java and Spring development experience.
• Experience with Angular or Vue for front-end work.
• Experience with Git version control in collaborative environments.
• Experience with Maven or similar build tools.
• Experience with artifact repositories like Nexus.
• Experience with Elasticsearch and MongoDB.
• Experience Linux-based development and deployments.
• Ability to work independently within a defined technical scope.

Skills

Java & Spring

Angular or Vue

Git

Maven

Elasticsearch/MongoDB

Linux

RESTful APIs / Microservices

CI/CD

Docker/Kubernetes

Communication

Education

Bachelor's degree

Tools

Nexus

CI/CD platforms

Job description

Four Sea Group, Inc. is seeking a Senior Software Engineer to develop and support modern full-stack software for secure customer missions. The role emphasizes independent feature development, issue resolution, and cross-domain integration across frontend, backend, data, and deployment environments.

The ideal candidate has strong Java development experience and practical frontend, database, Linux, and collaborative skills, with the ability to learn quickly in a mission-focused engineering setting.