Senior Software Engineer - Java/Spring | Metadata APIs

Leidos; Hanover (MD); On-site; USD 131,300 - 237,350; Full time

Benefits offered by this job

Paid Time Off

11 paid holidays

401K with 6% match and vesting

Flexible schedules

Discounted stock purchase plans

Technical upskilling

Education and training support

Parental paid leave

Job summary

Leidos is seeking a Software Engineer to design, develop, test, deploy, and maintain a Data Dictionary capability with a Java/Spring backend, RESTful APIs, and a web UI. You will work independently within an Agile team, contributing to architectural decisions and full software lifecycle delivery.

The role requires strong Java/Spring experience, REST API development, and database expertise, with a focus on security-cleared work in the NSS/CABA domain.

Qualifications

• Java/Spring development
• RESTful API design and implementation
• PostgreSQL or equivalent relational databases
• Linux development environments
• Agile software delivery and collaboration
• Mentor junior engineers and drive best practices

Responsibilities

• Develop, maintain, and enhance Java/Spring applications (web UI, data store, REST services)
• Design and implement backend services and APIs
• Contribute to architectural decisions and engineering best practices
• Develop and maintain database schemas and queries
• Support CI/CD pipelines, deployments, and production readiness
• Collaborate with cross-functional teams and stakeholders
• Mentor junior engineers and provide technical guidance

Skills

Java/Spring development

RESTful APIs

PostgreSQL

Linux

Agile software development

Mentoring

Education

Bachelor's degree in Computer Science/Engineering

Tools

Docker

Kubernetes

Job description

Leidos is seeking a Software Engineer to design, develop, test, deploy, and maintain a Data Dictionary capability with a Java/Spring backend, RESTful APIs, and a web UI. You will work independently within an Agile team, contributing to architectural decisions and full software lifecycle delivery.

The role requires strong Java/Spring experience, REST API development, and database expertise, with a focus on security-cleared work in the NSS/CABA domain.