Senior Software Developer

Leidos is seeking a Senior Software Developer to support the development, modernization, and maintenance of enterprise web applications and RESTful APIs within the Identity, Credential, and Access Management (ICAM) domain.

The ideal candidate will have experience developing scalable, secure, and maintainable applications using modern web technologies, primarily Angular, NestJS, TypeScript, and MySQL.

Key Responsibilities

• Develop, enhance, and maintain enterprise web applications using Angular and TypeScript.
• Design, implement, and maintain enterprise RESTful APIs and backend services using NestJS and Node.js.
• Develop and optimize database queries, schemas, and integrations using MySQL.
• Support application functionality within the Identity, Credential, and Access Management (ICAM) domain.
• Develop integrations between enterprise applications, APIs, and supporting services.
• Troubleshoot and resolve application issues across frontend, backend, and database components.
• Collaborate with developers, architects, and stakeholders to translate business and technical requirements into software solutions.
• Participate in code reviews, testing, debugging, and technical design discussions.
• Apply secure coding practices and support application security, performance, and reliability.
• Contribute to the ongoing modernization and improvement of enterprise applications and services.

Required Qualifications

• Bachelor's degree and 8+ years of relevant experience.
• Experience developing and maintaining enterprise web applications and backend services.
• Proficiency in TypeScript and JavaScript.
• Experience with Angular or comparable modern frontend frameworks.
• Experience developing backend services using Node.js, preferably NestJS.
• Experience designing, developing, and integrating RESTful APIs.
• Working knowledge of SQL and relational databases, preferably MySQL.
• Familiarity with Git and collaborative development workflows.
• Understanding of modern software development principles, application architecture, and secure coding practices.
• Strong troubleshooting, analytical, and problem-solving skills.
• Ability to work collaboratively within a technical team.
• Active TS/SCI with Polygraph.

Preferred Qualifications

• Direct experience with Angular, NestJS, and MySQL.
• Experience supporting large-scale enterprise applications or API-based architectures.
• Familiarity with Identity, Credential, and Access Management (ICAM) concepts and technologies.
• Understanding of authentication and authorization standards, including OAuth 2.0, OpenID Connect (OIDC), and SAML.
• Experience developing or maintaining Java applications or services.
• Experience with Docker and containerized application development.
• Familiarity with Kubernetes and container orchestration.
• Experience with AWS or other cloud environments.
• Familiarity with CI/CD pipelines and automated deployment processes.
• Experience with automated testing and application monitoring.
• Experience working in Agile development environments.

The salary range for this position is $107,900.00 - $195,050.00.