Senior C# Engineer

Job Description

REMOTE

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Contract to hire

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No C2C

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Our client is seeking a Senior Full Stack Software Engineer to play a critical, hands-on leadership role in designing, building, and scaling software solutions across a multi-platform environment. This individual will act as a technical problem solver, architect, and mentor, helping drive development standards and decision-making across the team.

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This is a high-impact role where you will balance hands-on development (50%) with technical leadership (50%), helping guide junior developers, streamline processes, and build scalable solutions.

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Responsibilities

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• Design, develop, and maintain full stack applications across multiple platforms

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• Take ownership of technical challenges and proactively drive solutions

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• Build and design APIs, system integrations, and scalable architectures

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• Lead code reviews, pull requests, and enforce development best practices

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• Mentor and coach junior staff, providing guidance and code review

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• Help define technical roadmaps and break down work into actionable development tasks

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• Collaborate with leadership to translate business needs into technical solutions

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• Support both new feature development and ongoing maintenance of existing systems

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• Contribute to modernizing legacy applications and migrating older systems

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• Improve efficiency by reducing unnecessary process overhead and enabling quicker decision-making

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Required Qualifications

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• 5+ years of experience in full stack software development

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• Strong proficiency in C#/.NET and relational databases (SQL)

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• Experience building and consuming APIs and working across distributed systems

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• Demonstrated ability to independently solve complex technical problems

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• Experience contributing to architecture and system design decisions

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• Ability to balance hands-on coding with leadership responsibilities

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• Familiarity with containerization (Docker) and cloud environments

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• Experience working with legacy systems and modernization efforts is a plus

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• Exposure to AI tools, LLMs, or developer productivity tooling

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• Prior experience mentoring or leading developers

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