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C#.Net Lead

Colombo, Western Province, Sri Lanka
Posted on: 12-08-2025

Job description

Key Responsibilities and Accountabilities

Lead the design and development of complex software products, applying software design patterns and architectural principles with a focus on scalability, performance, and security.

Develop clean, efficient, high-quality, well-tested, maintainable, and documented code in line with specifications. Collaborate on architectural designs and technical solutions alongside product managers, scrum masters, and senior engineers to translate requirements into technical specifications and deliver new features.

Conduct code reviews and provide constructive feedback to peers.

Mentor and coach junior software engineers, guiding them through technical challenges, architectural decisions, coding standards, and pairing sessions.

Promote a quality-first software development culture by enforcing standards, processes, testing methodologies, and driving initiatives to improve team efficiency such as automation and CI/CD.

Continuously update knowledge of emerging technologies and industry trends, actively participate in communities of practice, and encourage knowledge sharing.

Skills and Abilities
Proven ability to deliver high-quality software solutions on time.

Proficient in object-oriented programming with C# (.NET) and deep understanding of software design principles and patterns.

Extensive experience designing and architecting complex software systems focusing on scalability, performance, and security.

Strong leadership skills with excellent communication and collaboration abilities.

Experienced in designing and implementing complex web (RESTful) and asynchronous APIs.

Strong commitment to quality-driven development practices including TDD, ATDD, and pair programming.

Experienced in microservices and event-driven architectures, utilizing Azure Service Bus, Azure Functions, and Azure Web Apps.

Solid knowledge of component-based frontend frameworks such as Angular 2+. Skilled in cloud-native development, preferably using Azure.

Experienced in CI/CD pipelines, ideally using Azure DevOps with YAML.

Familiar with containerization technologies including Docker and Kubernetes.

Deep understanding of SQL and NoSQL databases and their optimization, including Azure SQL and Cosmos DB.

Expertise in logical domain and physical data model design.

Desirable skills include familiarity with collaboration tools such as Azure DevOps, Miro, and Confluence; consumer-driven contract testing methodologies like PACT; Infrastructure as Code practices preferably with Terraform; and experience in code hardening and security practices.

Knowledge and Experience

Over 5 years of progressive experience in software development.

Proven track record of leading and delivering complex software projects.

In-depth knowledge of software architecture, design patterns, and system integration.

Strong expertise in debugging, performance optimization, and scalability considerations.

Demonstrated ability to mentor junior developers and provide effective technical guidance.

Excellent communication and teamwork skills.

Qualification

  • Proven ability to deliver high-quality, on-time software solutions.

  • Proficient in object-oriented programming with C# (.NET).

  • Deep understanding of software design principles and patterns.

  • Extensive experience designing and architecting complex systems focused on scalability, performance, and security.

  • Strong leadership, communication, and collaboration skills.

  • Skilled in designing and implementing RESTful and asynchronous APIs.

  • Committed to quality-driven practices: TDD, ATDD, and pair programming.

  • Experienced in microservices and event-driven architectures using

  • Azure Service Bus, Azure Functions, Azure Web Apps.

  • Proficient in frontend development with Angular 2+.

  • Skilled in cloud-native development with Azure.

  • Experienced in CI/CD pipelines, especially with Azure DevOps and YAML.

  • Familiar with Docker and Kubernetes for containerization.

  • Deep knowledge of SQL and NoSQL databases:

  • Including Azure SQL, Cosmos DB.

  • Expertise in logical domain and physical data model design.

  • Collaboration tools: Azure DevOps, Miro, Confluence.

  • Consumer-driven contract testing with PACT.

  • Infrastructure as Code using Terraform.

  • Strong grasp of code hardening and security best practices.

  • 5+ years of progressive experience in software development.

  • Proven track record of leading and delivering complex projects.

  • In-depth knowledge of software architecture ,design pattern, system integration

  • Expertise in debugging, performance optimization, and scalability.

  • Experienced in mentoring junior developers and providing technical guidance.

  • Excellent communication and teamwork capabilities.

Key job details

Primary Location
Colombo, Western Province, Sri Lanka
Job Type
Experienced
Primary Skills
Azure DevOps, Infrastructure as a code (IaC), Iaac Terraform, ASP.Net Core, Angular, C# (C Sharp)
Years of Experience
7
Travel
No
Job Posting
12/08/2025

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