Sr. Software Developer

Connected Logistics•Mechanicsburg, PA

1d•$100,000 - $105,000•Onsite

About The Position

Connected Logistics is seeking to hire a Software Developer Sr – Senior to support a DLA client's full software development lifecycle; to provide in-depth knowledge of requirements development, system design, system performance, software programming; and to design and manage the database and deployment of software. Software Developer Senior serves as Sustainment Lead or Sustainment Subject Matter Expert (SME). Provides expert-level knowledge of sustainment life cycle management activities for programs and project operations.

Requirements

Ten or more years of professional software development experience.
Strong experience designing and developing enterprise applications using C#, VB.NET, .NET 8+, ASP.NET Core, and object-oriented programming principles.
Experience developing web applications using JavaScript and React, Angular, or another modern front-end framework.
Strong experience with SQL, relational databases, Entity Framework, or another ORM.
Experience designing or supporting microservices, event-driven systems, asynchronous messaging, and distributed applications.
Strong understanding of domain-driven design, clean architecture, service boundaries, domain events, and related architectural patterns.
Experience with messaging technologies such as NServiceBus, RabbitMQ, or comparable platforms.
Ability to evaluate and improve application performance, scalability, reliability, and maintainability.
Strong understanding of secure coding practices, application security risks, and secure software design principles.
Familiarity with Git, source control strategies, peer reviews, and collaborative development practices.
Ability to lead technical design, development, testing, troubleshooting, and application modernization efforts.
Experience mentoring developers, leading technical teams, and communicating design decisions to technical and business stakeholders.
Experience using AI-assisted development tools to improve coding, testing, troubleshooting, research, and documentation.
Ability to work onsite
U.S. citizen with a current T3 investigation

Nice To Haves

Prior experience supporting the DLA Defense Property Accountability System (DPAS) or the DLA Enterprise Logistics Management System (ELMS).
Experience with CQRS, vertical-slice architecture, sagas, eventual consistency, retries, idempotency, or message-driven workflows.
Experience diagnosing performance issues involving application code, database queries, APIs, messaging, or distributed systems.
Experience modernizing large or complex legacy applications.
Familiarity with AI agents, MCP servers, retrieval-augmented generation, or custom AI-enabled development workflows.
Experience supporting Department of Defense, military, logistics, financial, property accountability, maintenance, supply chain, or enterprise applications.

Responsibilities

Design and develop complex software solutions using best practices and modern technologies.
Ensure code quality through design reviews, code reviews, and adherence to development standards.
Lead architectural discussions and contribute to implementing and deploying technology strategies.
Provide technical guidance and mentorship to mid-level and junior developers.
Foster a culture of continuous learning and improvement within the development team.
Lead by example in writing clean, maintainable, and efficient code.
Participate in sprint planning, backlog refinement, and Agile ceremonies.
Work closely with Product Owners, QA engineers, and Computer Systems Analysts to deliver value-driven features.
Drive technical discussions and decision-making within the team.
Identify bottlenecks and optimize application performance.
Implement and advocate for secure coding practices.
Ensure maintainability and scalability of software solutions.