Senior Backend Developer

Pioneering Evolution
Arlington, VA

POSITION DESCRIPTION:
Pioneering Evolution is seeking an experienced Senior Backend Developer to design and implement secure, high-performance backend services for a mission-critical federal software platform. This role plays a key part in shaping scalable and auditable backend systems that align with government compliance, security, and performance standards. The ideal candidate will collaborate with technical leads and cross-functional teams to deliver robust service architectures while mentoring junior developers in secure software engineering practices. Other key responsibilities include:



  • Design and develop scalable and secure APIs and backend services using ASP.NET Core.



  • Collaborate with frontend, data, and DevSecOps teams to support full-stack solutions and system integration.



  • Lead code reviews and promote the adoption of secure coding standards and engineering best practices.



  • Develop and maintain automated unit and integration tests to ensure code quality and stability.



  • Support CI/CD pipelines to streamline build, test, and deployment processes for backend components.



  • Contribute to architectural and technical planning sessions to align system design with business and compliance goals.



  • Ensure audit-readiness and data traceability across all backend implementations.


REQUIRED EXPERIENCE:



  • Bachelor’s degree in Computer Science, Engineering, or a related technical field.



  • Minimum of 7 years of backend development experience with strong expertise in ASP.NET Core.



  • Proven experience in developing scalable RESTful APIs and integrating secure backend services.



  • Proficiency with PostgreSQL or similar relational database systems.



  • Excellent problem-solving skills, with a collaborative mindset and experience mentoring junior developers.



  • Must be available to work full-time and on-site in the Washington D.C. metro area.



  • U.S. Citizenship and active Secret Clearance are required.


DESIRED EXPERIENCE:



  • Experience building and maintaining secure, audit-ready systems for federal or financial domains.



  • Familiarity with cloud-native development, containerized environments (e.g., Docker), and orchestration platforms.



  • Understanding of DevSecOps principles, data governance, and industry compliance standards.



WHO WE ARE AND WHAT WE OFFER:

In addition to competitive salaries and opportunities for professional development and advancement, our employees enjoy a comprehensive range of benefits. To keep pace with the changing needs of our employees, we continually evaluate benefit plans.



  • Paid time off



  • 10 paid holidays



  • Medical insurance



  • Dental insurance



  • Vision insurance



  • Legal assistance



  • Company-paid life insurance and AD&D



  • Company-paid long term and short-term disability insurance



  • Tuition reimbursement



  • 401(k) plan with company contribution



  • Continuing Education Opportunities


Posted 2026-02-28

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