Principal Software Engineer

Principal Software Engineer

Location: Woodlawn, MD – On-site, 5 days per week Employment: Full-time Compensation: $110,000/yr.-$130,000/yr. Clearance: Must be able to obtain and maintain Public Trust

Position Overview

We are seeking an experienced Principal Software Engineer to design, develop, and support enterprise software applications in a federal government environment.

This is a hands-on technical leadership role focused on Java, Spring Boot, Angular, React, microservices, cloud-native applications, and DevOps practices. The successful candidate will develop scalable and secure applications, support system modernization, collaborate with technical teams, and provide guidance to junior and mid-level developers.

The position requires working on-site in Woodlawn, MD, five days per week. The final interview will be conducted in person.

Responsibilities

• Design and develop enterprise applications using Java, Spring Boot, Angular, React, and Twelve-Factor App methodology.
• Develop responsive user interfaces using AngularJS, ReactJS, Node.js, TypeScript, JavaScript (ES13+), JSP, HTML, CSS, XML, AJAX, and jQuery.
• Design web components compliant with Section 508 accessibility standards.
• Design and develop microservices and RESTful APIs using Java and Spring Boot.
• Develop and deploy cloud-native applications using AWS, Red Hat OpenShift, Docker, and related technologies.
• Implement DevOps practices and CI/CD pipelines using Jenkins, Git, Bitbucket, and related tools.
• Develop enterprise Java batch applications using JSR 352 and Spring Batch, with job scheduling through Control-M.
• Design and implement SOAP web services using JAX-WS, Apache Axis, and WSDL, including WS-Security, IBM DataPower, WS-I, MTOM, and SOAP with Attachments.
• Develop data access layers integrating IBM DB2 and PostgreSQL across z/OS, Linux, and other platforms using JPA, Hibernate, and Spring Data.
• Design scalable, high-throughput, low-latency applications and optimize performance, caching, asynchronous processing, and load balancing.
• Develop automated unit and integration tests using JUnit, Mockito, PowerMock, Cucumber, Gherkin, and BDD/TDD practices.
• Identify and resolve application security vulnerabilities, code quality issues, and technical debt.
• Create proofs of concept, UML diagrams, solution architecture documents, and technical documentation using tools such as Visio and Confluence.
• Collaborate with business analysts, QA teams, project managers, and customers throughout Agile development.
• Evaluate emerging technologies and recommend improvements to architecture, development processes, and software delivery.
• Serve as a hands-on Technical Lead, providing guidance and support to junior and mid-level developers.
• Contribute to technical strategy, standards, and operational improvements.
• Perform other duties as assigned.