Senior Fullstack .Net Developer

HGS; Bengaluru; On-site; INR 1,800,000 - 3,200,000; Full time

Job summary

HGS is seeking a Senior .NET Developer to design, develop, test, and deploy scalable, secure applications using .NET and C#. The role requires mentoring developers and working in an Agile environment to deliver reliable software with strong security and maintainability.

You will work on API design, PostgreSQL data modeling, IAM with Keycloak, and event-driven architectures with Kafka and Google Cloud Pub/Sub.

Qualifications

• Minimum 5+ years of professional experience with .NET and C#.
• Strong PostgreSQL database design and query optimization.
• Experience building RESTful APIs with security in mind.
• Hands-on IAM and authentication/authorization using Keycloak.

Responsibilities

• Design, develop, test, and deploy scalable .NET applications.
• Develop and secure APIs and integrate with databases.
• Model data in PostgreSQL and optimize queries.
• Implement encryption, IAM, and secure access mechanisms.
• Build event-driven apps with Kafka and Google Pub/Sub.
• Containerize with Docker and orchestrate with Kubernetes.
• Manage CI/CD pipelines using GitLab and Octopus Deploy.
• Lead, mentor, and conduct code reviews; ensure code quality.

Skills

.NET

C#

PostgreSQL

APIs

IAM

Keycloak

Kafka

Cloud Pub/Sub

Docker

Kubernetes

CI/CD

GitLab

Octopus Deploy

Unit Testing

Agile

Tools

Docker

Kubernetes

GitLab

Octopus Deploy

Apache Kafka

Google Cloud Pub/Sub

Job description

Role Overview

We are looking for an experienced Senior .NET Developer to design, develop, test, and deploy scalable, secure, and high-performance applications. The ideal candidate will have strong expertise in .NET and C#, database development, API design, and modern application deployment practices.

The role requires hands-on technical expertise, strong problem-solving capabilities, and the ability to lead and mentor software developers. You will collaborate with cross-functional teams in an Agile environment to deliver high-quality software solutions while ensuring application security, reliability, and maintainability.

Key Responsibilities

• Application Development: Design, develop, and maintain scalable applications using .NET 10, C#, and modern software development practices.
• API Development: Build, integrate, and maintain secure, reliable, and high-performance APIs.
• Database Management: Develop and optimize database queries, schemas, and data operations using PostgreSQL.
• Security Implementation: Implement encryption, tokenization, identity and access management (IAM), and authentication and authorization mechanisms using solutions such as Keycloak.
• Event-Driven Architecture: Develop and maintain event-driven applications using messaging and event-streaming platforms such as Apache Kafka and Google Cloud Pub/Sub.
• Containerization and Orchestration: Build, deploy, and manage containerized applications using Docker and Kubernetes.
• CI/CD and Deployment: Manage source code and application deployment workflows using GitLab and Octopus Deploy.
• Testing and Quality Assurance: Develop and maintain unit tests, troubleshoot defects, and ensure code quality, application stability, and maintainability.
• Technical Leadership: Lead and mentor development team members, conduct code reviews, and promote adherence to coding standards and engineering best practices.
• Agile Collaboration: Participate in Agile ceremonies, coordinate with cross-functional teams, communicate project progress, and proactively identify technical risks and dependencies.
• Troubleshooting and Optimization: Investigate complex technical issues, identify root causes, and implement effective solutions to improve application performance and reliability.

Required Technical Skills

• Strong hands-on experience with .NET and C#, preferably with .NET 10.
• Proficiency in PostgreSQL, including database design, query development, and performance optimization.
• Experience with API development, including RESTful API design, implementation, integration, and security.
• Understanding of encryption, tokenization, authentication, authorization, and identity and access management (IAM).
• Experience with IAM solutions such as Keycloak.
• Familiarity with event-driven architectures and messaging platforms such as Apache Kafka and Google Cloud Pub/Sub.