Senior Software Engineer - Lead Backend for GEOINT Mission

Leidos; St. Louis (MO); On-site; USD 129,000 - 174,000; Full time

Job summary

Leidos is seeking a Senior Software Engineer to lead design and delivery for a GEOINT-focused application under the Chinook program. You will guide architecture, mentor engineers, and collaborate with DevSecOps, test professionals, and mission stakeholders.

The role demands top security clearance and hands-on technical leadership. You will own complex software development, work on REST APIs, microservices, and data services, and help drive continuous improvement across agile teams and production

Qualifications

• Must be a U.S. citizen.
• 8–12 years of relevant software experience; Master’s adds value.
• Proficiency with web, API, cloud, database, and DevSecOps tools.

Responsibilities

• Lead design, development, integration, testing, and deployment of software.
• Translate requirements into scalable software solutions and APIs.
• Mentor engineers and drive Agile practices and sprint planning.
• Support CI/CD, DevSecOps, and mission-focused operations.

Skills

US Citizenship

Experience

Python/Java/JS

REST APIs

Cloud AWS/Azure

Education

Bachelor’s degree in CS/SE

Master’s degree (optional)

Tools

Git

JIRA/Confluence

Docker

Job description

Leidos is seeking a Senior Software Engineer to lead design and delivery for a GEOINT-focused application under the Chinook program. You will guide architecture, mentor engineers, and collaborate with DevSecOps, test professionals, and mission stakeholders.

The role demands top security clearance and hands-on technical leadership. You will own complex software development, work on REST APIs, microservices, and data services, and help drive continuous improvement across agile teams and production