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Tech Holding

Posted 23 Oct 2026

Lead Software Engineer - C# / .NET

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Workplace
Remote
Team
Engineering
Posted
23 Oct 2026

About the role

The Role:

We’re seeking a hands-on Lead Software Engineer to drive application modernization, legacy-codebase stabilization, service/API extraction, and secure integration initiatives. The role combines deep expertise in C#/.NET, Angular, and SQL Server with modern integration engineering using TypeScript ; Node.js, gRPC/Protocol Buffers, PostgreSQL, and Microsoft Azure. You will lead integration development and guide architecture decisions, code reviews, and the reliability, security, and maintainability of existing systems.
Experience: 8+ Years

Responsibilities

  • Lead the design, development, modernization, and maintenance of enterprise applications using C#/.NET and Angular.
  • Stabilize legacy codebases by addressing technical debt, reliability, performance, and maintainability.
  • Design and implement service/API extraction strategies to decouple legacy applications into well-defined, maintainable services.
  • Design secure integrations between existing platforms and external systems, covering authentication, authorization, data protection, and error handling.
  • Develop and optimize SQL Server queries, stored procedures, and application data-access layers.
  • Lead integration development using TypeScript & Node.js and modern API architectures.
  • Design and implement service-to-service communication using gRPC and Protocol Buffers.
  • Build and maintain PostgreSQL-backed integrations.
  • Build, deploy, and support integration components on Microsoft Azure.
  • Define API contracts, integration patterns, error-handling approaches, observability, and security standards.
  • Troubleshoot complex application, cross-service, and data consistency issues and drive root-cause analysis to resolution.
  • Lead architecture discussions, technical design reviews, and code reviews; establish coding standards, testing practices, and reusable development patterns.
  • Collaborate with product owners, architects, and engineering teams to turn business requirements into scalable technical solutions.
  • Mentor engineers and support delivery planning and estimation.

Requirements (all mandatory)

  • Minimum 8 years of experience in software development.

Strong hands-on experience with C#, .NET Framework, and modern .NET.

  • Experience building and maintaining enterprise web applications using Angular.
  • Strong SQL Server skills, including stored procedures, query optimization, and database troubleshooting.
  • Proven experience stabilizing, refactoring, and improving existing enterprise applications.
  • Experience extracting services from monolithic or legacy systems and designing maintainable APIs.
  • Solid understanding of secure service communication, authentication, authorization, and data protection.
  • Strong hands-on development experience with both TypeScript  & Node.js.
  • Expertise in API design: RESTful APIs, service contracts, integration patterns, and versioning.
  • Practical experience designing or implementing gRPC services and Protobuf contracts.
  • Experience with PostgreSQL, including schema design, SQL, query optimization, and application integration.
  • Experience deploying, integrating, and supporting application services on Microsoft Azure.
  • Strong grasp of design patterns, clean code, testing, debugging, and version control (Git).
  • Ability to lead design discussions, run architecture and code reviews, and mentor engineers.

    Other Employment Benefits 

    • Family health insurance cover.
    • Education / Certification reimbursement.
    • Multiple leave types 
    • Flexible work schedule.
    • Work from home policies.

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