.Net Developer at Wissen Technology · Pune, Mumbai, Bengaluru (Bangalore) · 5 - 10 years · Profitable · Posted 18 Feb 2026

Job Description
Wissen Technology is seeking an experienced C# .NET Developer to build and maintain applications related to streaming market data. This role involves developing message-based C#/.NET applications to process, normalize, and summarize large volumes of market data efficiently. The candidate should have a strong foundation in Microsoft .NET technologies and experience working with message-driven, event-based architecture. Knowledge of capital markets and equity market data is highly desirable.
Responsibilities
- Design, develop, and maintain message-based C#/.NET applications for processing real-time and batch market data feeds.
- Build robust routines to download and process data from AWS S3 buckets on a frequent schedule.
- Implement daily data summarization and data normalization routines.
- Collaborate with business analysts, data providers, and other developers to deliver high-quality, scalable market data solutions.
- Troubleshoot and optimize market data pipelines to ensure low latency and high reliability.
- Contribute to documentation, code reviews, and team knowledge sharing.
Required Skills and Experience
- 5+ years of professional experience programming in C# and Microsoft .NET framework.
- Strong understanding of message-based and real-time programming architectures.
- Experience working with AWS services, specifically S3, for data retrieval and processing.
- Experience with SQL and Microsoft SQL Server.
- Familiarity with Equity market data, FX, Futures & Options, and capital markets concepts.
- Excellent interpersonal and communication skills.
- Highly motivated, curious, and analytical mindset with the ability to work well both independently and in a team environment.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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Key Responsibilities
Design, develop, and maintain scalable applications using .NET Framework / .NET Core
Work with databases using MS SQL Server, Entity Framework, and Dapper
Build and consume RESTful APIs using ASP.NET MVC / Web API
Collaborate with front-end teams using HTML, CSS, JavaScript, Angular/React
Implement cloud solutions using Microsoft Azure (App Services, Azure SQL, Web Jobs, Automation)
Conduct code reviews and mentor junior developers
Ensure application performance, security, and scalability
Follow best practices for coding, testing, and deployment
Required Skills
Strong experience in C#, .NET Framework, .NET Core
Hands-on experience with MS SQL Server
Expertise in ASP.NET MVC, Web API
Proficiency in Entity Framework / Dapper
Experience with Git or similar version control systems
Front-end experience with Angular
Experience in project leadership or team handling
Core Backend Development: Building high-throughput microservices using C# and .NET Core optimized for vehicle telemetry, sensor inputs, and fleet management payloads.
Azure Event Hub: High-scale event ingestion engine capturing streaming data from connected vehicles.
Azure Data Explorer (ADX / Kusto): Real-time analytics database designed for append-only, high-volume time-series telemetry querying.
CI/CD & Automation: Constructing deployment pipelines in GitHub Actions to handle automated testing, container builds, and deployment workflows.
Application containerization using Docker.
Cluster orchestration using Kubernetes (AKS), managed via parameterized Helm charts for repeatable deployments across environments.
Database Engineering: Designing relational database schemas and authoring high-performance SQL queries for transactional operational data.
Extended Scope (Optional): Integration support via Python automation scripts, frontend UI components using DevExtreme, and broader data processing tasks.
Hiring | Senior C#/.NET Developer – Contractual Role
Location: India
Experience: 3-8 Years
Employment Type: Contractual
We are looking for a C#/.NET Developer to develop software tools supporting advanced Banknote Processing Systems.
Key Skills:
• Strong C# / .NET Core / .NET Framework
• Desktop application development
• WPF knowledge/customization
• Unit & Integration Testing – MSTest / xUnit / NUnit
• Git, Visual Studio, Azure DevOps & Azure Boards
• Agile/Scrum development experience
• Secure coding & data protection
• Strong problem-solving and software design skills
• Excellent English communication skills
We are seeking an experienced .NET Developer with strong expertise in C#, ASP.NET Core Web API, Entity Framework Core, PostgreSQL, automated testing, and software design patterns. The candidate should be capable of developing secure, scalable, and production-ready applications with complete technical ownership.
Required Skills and Responsibilities
- Strong knowledge of C#, OOP, LINQ, collections, generics, exception handling, and async/await.
- Proven experience designing secure, scalable, and high-performance ASP.NET Core Web APIs.
- Strong expertise in Entity Framework Core, migrations, transactions, concurrency handling, and query optimization.
- Advanced PostgreSQL knowledge, including complex queries, functions, indexing, execution plans, locking, and performance tuning.
- Experience with unit and integration testing using xUnit, NUnit, Moq, or similar frameworks that would be a plus.
- Good understanding of SOLID principles, Clean Architecture, dependency injection, and appropriate design patterns.
- Experience with authentication, authorization, validation, structured logging, monitoring, and centralized exception handling.
- Familiarity with Git, code reviews, Swagger/OpenAPI.
- Ability to troubleshoot API, application, database, memory, and performance issues.
- Take ownership of features from design and development through deployment and production support.
- Maintain high standards for code quality, security, testing, documentation, and maintainability.
- Proactively identify risks, resolve blockers, support critical releases, and perform root-cause analysis.
- Demonstrate strong problem-solving, communication, accountability, and teamwork skills.
Regards,
HR Team
www.onehubpos.com
🚀 Job Opportunity: Sr. .NET Lead (8+ Years Experience)
Location: Chennai, India
Experience: 8+ Years
We’re seeking a Senior .NET Developer with strong expertise in .NET 8/9, C# 12+, and distributed systems. This role involves end-to-end ownership — from database schema to API contract to event flow to deployment — while leveraging AI-assisted development tools for rapid, high-quality delivery.
🔑 Key Responsibilities
- Architect and develop distributed, event-driven systems
- Build and deploy microservices in cloud-native environments
- Collaborate on modern frontends (React) and backend APIs
- Ensure security, compliance, and multi-tenant isolation
- Critically evaluate and use AI-assisted coding, debugging, and documentation
🛠️ Required Skills
- Core .NET Expertise: C# 12+, .NET 8/9, ASP.Net Core, Entity Framework Core, SOLID principles, Saga & Decorator patterns
- Distributed Systems: MassTransit, message brokers, event-driven architecture
- Cloud & Infrastructure: AWS, Docker, Kubernetes
- Databases: SQL Server, MongoDB, Redis
- Security: Authentication, Identity Providers, compliance frameworks
- AI-Assisted Development: Daily use of AI tools with critical review
🌟 Nice to Have
- Financial Services Knowledge: Payments, FX, ACH/SWIFT, KYC/AML
Job Summary
We are looking for an experienced .NET Core Developer with strong expertise in C#, Angular, ASP.NET, AWS Object-Oriented Programming (OOPS), SOLID Principles, and Unit Testing. The ideal candidate will be responsible for designing, developing, testing, and maintaining scalable, high-performance web applications while following coding best practices and clean architecture principles.
Mandatory Skills
- .NET Core / ASP.NET Core
- C#
- Angular
- AWS
- OOPS Concepts
- ASP.NET MVC / Web API
- SOLID Principles
- Unit Testing (xUnit, NUnit, or MSTest)
- Entity Framework Core
- RESTful API Development
- SQL Server
Roles & Responsibilities
- Develop, enhance, and maintain enterprise-grade applications using .NET Core and C#.
- Design and build scalable REST APIs and backend services.
- Apply OOPS concepts and SOLID principles to produce clean, maintainable code.
- Write comprehensive unit tests to ensure application reliability and code quality.
- Participate in code reviews and follow secure coding standards.
- Optimize application performance and troubleshoot production issues.
- Collaborate with cross-functional teams including UI developers, QA, and product owners.
- Follow Agile/Scrum methodologies throughout the development lifecycle.
Employment Type: Full-time, Contractual
Contract Duration: 3–6 Months
Job Summary
We are looking for a skilled .NET Developer with strong experience in C#, ASP.NET Core,
Web APIs, and modern application development practices. The ideal candidate should have a
solid understanding of .NET fundamentals, dependency injection, middleware, action filters,
model binding, and application architecture.
Key Responsibilities
Design, develop, and maintain scalable applications using .NET and ASP.NET Core.
Develop and consume RESTful APIs and microservices.
Implement Dependency Injection and follow SOLID principles.
Develop and configure Middleware components for request processing.
Implement and customize Action Filters for authorization, validation, logging, and
exception handling.
Work with Model Binding, Validation, and API request/response handling.
Optimize application performance and troubleshoot production issues.
Collaborate with cross-functional teams in Agile environments.
Participate in code reviews and follow coding best practices.
Mandatory Technical Skills
.NET & C#
Strong knowledge of C# and .NET Framework/.NET Core.
Good understanding of OOPs concepts and design patterns.
Hands-on experience with Extension Methods.
Understanding of Delegates, Events, Lambda Expressions, LINQ, and Async
Programming.
Knowledge of IDisposable interface and Using Statement.
ASP.NET Core
ASP.NET Core MVC
ASP.NET Core Web API
Dependency Injection (Singleton, Scoped, Transient lifetimes)
Middleware Pipeline
Action Filters
Model Binding
Authentication & Authorization
Exception Handling and Logging
Database
SQL Server
Stored Procedures
Query Optimization
Entity Framework Core
Additional Skills
REST APIs
Git
Azure DevOps / CI-CD
Unit Testing
Preferred Skills
Microservices Architecture
Docker & Kubernetes
Azure Cloud Services
Messaging Services (RabbitMQ, Service Bus)
Clean Architecture / Domain Driven Design
Interview Focus Areas
Candidates should be able to explain and demonstrate:
Dependency Injection and service lifetimes (Singleton, Scoped, Transient)
Middleware vs Action Filters
Model Binding in ASP.NET Core
Extension Methods
IDisposable and Using Statement
ASP.NET Core Request Pipeline
REST API Design Principles
We are looking for an experienced .NET Full Stack Developer with strong expertise in backend and frontend technologies. The ideal candidate should have hands-on experience in developing scalable applications using .NET Core, C#, Angular, SQL, and AWS.
Key Responsibilities
- Design, develop, and maintain scalable web applications using .NET / .NET Core and C#.
- Develop responsive and user-friendly applications using Angular 16, JavaScript, HTML, and CSS.
- Design, write, and optimize complex queries, stored procedures, and database objects.
- Work with SQL and PostgreSQL databases.
- Develop and integrate RESTful APIs and third-party services.
- Participate in application design, development, testing, debugging, and deployment.
- Implement and maintain CI/CD pipelines for automated build and deployment.
- Deploy and manage applications on AWS.
- Troubleshoot production issues and optimize application performance.
- Collaborate with cross-functional teams to understand requirements and deliver high-quality solutions.
- Follow coding standards, best practices, and secure development practices.
Required Skills
- Strong experience in C# and .NET / .NET Core.
- Hands-on experience with Angular 16.
- Good knowledge of JavaScript, HTML, and CSS.
- Strong experience with SQL and relational databases.
- Experience with PostgreSQL.
- Experience with AWS cloud services.
- Good understanding of CI/CD and DevOps practices.
- Experience in developing and consuming REST APIs.
- Strong problem-solving and analytical skills.
Preferred Qualifications
- Bachelor's degree in Computer Science, Engineering, or a related field.
- Experience working in Agile/Scrum environments.
- Knowledge of Git and modern software development practices.
- Good communication and collaboration skills.
Technology Stack
Backend: C#, .NET, .NET Core
Frontend: Angular 16, JavaScript, HTML, CSS
Database: SQL, PostgreSQL
Cloud: AWS
DevOps: CI/CD
🚀 Hiring: .NET Developer + Angular
📍 Location: Mumbai
💼 Experience: 5+ Years
Key Responsibilities:
- Develop and maintain scalable web applications using .NET Core and Angular.
- Design and develop RESTful APIs and backend services.
- Build responsive and user-friendly front-end applications using Angular.
- Work with SQL Server and Entity Framework Core.
- Collaborate with cross-functional teams to deliver high-quality solutions.
- Troubleshoot, optimize, and enhance existing applications.
Mandatory Skills:
✅ .NET Core / .NET 6+
✅ C#
✅ ASP.NET Core / Web API
✅ Angular 14+
✅ TypeScript / JavaScript
✅ HTML5 / CSS3
✅ REST API
✅ Entity Framework Core
✅ SQL Server
✅ Git / GitHub
📩 Interested candidates can share their updated resume.
#Hiring #DotNetDeveloper #AngularDeveloper #DotNet #Angular #CSharp #MumbaiJobs #ITJobs #TechJobs
Sr .NET Lead
Position:– Dotnet Developer (.NET 8+)
Experience: 8+ Years
We’re looking for a strong .NET 8+ Developer with a passion for building modern, scalable web apps using the latest tools and practices. If you're comfortable with microservices, observability (OpenTelemetry), NoSQL (MongoDB), and modern frontends like React, we want to hear from you.
Sr. Dot Net Engineer
We are looking for a Senior .NET Developer with deep expertise in distributed systems, event-driven architecture, and cloud-native development. This role requires someone who can own features end-to-end — from database schema to API contract to event flow to deployment — while leveraging AI-assisted development tools for rapid, high-quality delivery.
Required Skills & Experience
● Mandatory: Hands-on .NET development experience combined with daily AI-assisted development — this is a non-negotiable requirement for this role
●
Core .NET Expertise (5+ years) - C# 12+ and .NET 8/9, ASP.Net Core, Entity Framework Core, Dependency Injection, Design Patterns (including Saga Pattern and Decorator Pattern), SOLID principles
● Distributed Systems & Messaging: Message brokers, MassTransit, Event driven architecture
● Cloud & Infrastructure: AWS, Docker & Kubernetes
● Databases: SQL Server, MongoDB, Redis
● Security & Compliance: Authentication, Identity Providers, Multi-tenant isolation
● AI-Assisted Development: Daily use of AI coding assistants, Critical evaluation of AI output, AI-assisted code review, AI-assisted documentation, AI-assisted debugging
● What We Don't Want: Engineers who blindly accept AI output without reading and understanding the code
Nice to Have: Financial services domain knowledge — Payments, remittances, FX, settlements, ACH/SWIFT, card processing, KYC/AML compliance






