Senior Software Engineer — Sustainment Lead

Logc2; Mechanicsburg (Cumberland County); On-site; USD 110,000 - 115,000; Full time

Job summary

Connected Logistics in Mechanicsburg, PA seeks a Senior Software Developer to lead development across the full lifecycle of enterprise applications. You will design, implement and optimize complex software solutions using C#, .NET Core, and modern front-end frameworks, and mentor junior developers.

You will collaborate with Product Owners, QA, and analysts in an Agile environment, driving architectural decisions while maintaining secure, scalable systems.

Qualifications

• 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.
• 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.

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

Skills

C# / VB.NET

JavaScript

React

Object-oriented programming

Domain-driven design

Performance optimization

Security best practices

Leadership / mentorship

Agile development

Tools

NServiceBus

RabbitMQ

Git

SQL / ORM

Job description

Connected Logistics in Mechanicsburg, PA seeks a Senior Software Developer to lead development across the full lifecycle of enterprise applications. You will design, implement and optimize complex software solutions using C#, .NET Core, and modern front-end frameworks, and mentor junior developers.

You will collaborate with Product Owners, QA, and analysts in an Agile environment, driving architectural decisions while maintaining secure, scalable systems.