Lead .NET Developer

This is a hands-on technical leadership position for someone who combines strong software engineering expertise with excellent communication skills, a structured approach to problem-solving, and the ability to work confidently in an environment where requirements and legacy logic may not be fully documented. Required Skills . # & Modern .
NET Object-Oriented Design & SOLID Principles Unit & Regression Testing Technical Leadership & Mentoring Requirements .
- Extensive hands-on experience with C# and modern .
NET, including the latest stable .
NET technologies.
- Strong understanding of object-oriented programming, SOLID principles, clean code, and reusable library design.
- Proven experience writing unit tests using xUnit, NUnit, or similar frameworks.
- Experience developing regression tests and validating functional equivalence between existing and new implementations.
- Experience working with large datasets, data processing, aggregation, or time-series data.
- Previous experience in a technical leadership role, including mentoring, code reviews, and onboarding developers.
- Excellent communication and stakeholder management skills, with the ability to explain complex technical concepts clearly.
- Confidence in leading technical discussions with client-facing engineering teams and working through ambiguity.
- Fluent English and the ability to communicate effectively in technical meetings.
- Nice to Have:
- Experience with React Flow or similar node-based visual workflow tools.
- Background in IoT, industrial software, monitoring platforms, or data-intensive systems.
- Experience migrating or re-engineering legacy systems where exact output consistency is critical.
- Familiarity with AI-assisted software development tools and best practices for validating AI-generated code. Responsibilities .
- Collaborate with technical architects and project stakeholders to understand existing business logic, clarify requirements, and validate expected outputs.
- Design and implement a reusable .
NET class library using clean object-oriented architecture and established software engineering principles.
- Develop comprehensive unit tests to verify functional correctness and ensure output parity with the existing implementation.
- Process, transform, and aggregate large volumes of data, including time-series data where applicable.
- Maintain a consistent development workflow, committing code regularly to enable transparency, review, and feedback.
- Lead technical discussions, participate in code reviews, and establish coding standards and best practices.
Document implementation decisions, business logic, and architectural choices.
- Mentor developers and support onboarding as the team grows.
- Use AI-assisted development tools responsibly, ensuring that all generated code is reviewed, understood, tested, and fully owned by the developer. Why Us .
- Diversity of Domain & Businesses
- Variety of technology
- Health & Legal support
- Active professional community
- Continuous education and growing Share
- Fully remote position with a flexible, distributed way of working
- Hands-on technical leadership: own a complex engineering challenge and shape the architecture and coding standards
- Work with modern .
NET and AI-assisted development tools on data-intensive, high-impact systems
- Opportunity to mentor developers and grow a team while working directly with client-facing engineering stakeholders