Principal Software Engineer (.NET)

Acme One · Lahore, Pakistan

Summary

ACME One is looking for a Principal Software Engineer with strong expertise in .NET, Microsoft Azure, enterprise systems, and modern AI technologies. This is a hands-on technical leadership role requiring strong business understanding, client communication, architecture skills, and production-level development experience.

Responsibilities

• Lead technical architecture and engineering decisions for complex enterprise applications.
• Translate business requirements and domain logic into scalable and secure technical solutions.
• Work directly with clients and senior stakeholders to understand requirements and communicate technical solutions.
• Design and develop solutions using .NET / .NET Core, ASP.NET Core, REST APIs, and SQL.
• Architect cloud and hybrid solutions using Microsoft Azure, including networking, security, APIs, integrations, messaging, and deployment infrastructure.
• Design and support Azure-based enterprise and intranet environments.
• Lead modernization of legacy .NET, monolithic, and business-critical enterprise systems.
• Remain hands-on with coding, debugging, code reviews, POCs, and critical production issues.
• Mentor engineers and provide technical direction and engineering standards.

Requirements

• 8+ years of software engineering experience, with experience at Lead, Staff, Architect, or Principal level.
• Strong hands-on expertise in .NET, ASP.NET Core, REST APIs, SQL, and enterprise application development.
• Strong practical experience with Microsoft Azure and cloud architecture.
• Experience with legacy system modernization and enterprise integrations.
• Strong understanding of system design, domain modeling, security, authentication, authorization, and enterprise workflows.
• Experience with Generative AI / LLM development, preferably Azure OpenAI, Microsoft Foundry, RAG, AI Agents, or AI APIs.
• Strong debugging, problem-solving, communication, and client-management skills.