.NET Full Stack Developer (FinTech / Payments)Capital Numbers • haryana, haryana, in

No longer accepting applications

.NET Full Stack Developer (FinTech / Payments)

Capital Numbers • haryana, haryana, in

18 hours ago

Job description

We are seeking a highly skilled Senior Full Stack Developer to design, build, and scale secure financial and payment applications. This role requires strong expertise in .NET technologies, modern frontend frameworks, cloud platforms (AWS), and deep understanding of payment protocols and standards .

You will be part of a cross-functional team and responsible for the full software development lifecycle—from architecture and development to deployment, testing, and post-implementation support.

Key Responsibilities :

Architecture & System Design

Design scalable and modular software using Clean Architecture and SOLID principles .
Implement CQRS (Command Query Responsibility Segregation) and asynchronous messaging patterns.
Participate in architectural reviews and ensure adherence to best practices.

Software Development

Develop backend services using C#, .NET Framework, .NET Core, MVC, EF, and REST APIs .

Build responsive and secure front-end applications using Vue.js / React / Angular .

Integrate payment SDKs, third-party APIs, and secure payment forms.

Write clean, reusable, and well-documented code following industry coding standards.

Payments & Banking Domain

Implement solutions using ISO 8583 / ISO 20022 protocols.

Work with card issuance, payment gateways (Stripe, PayPal), and tokenization systems.

Implement multi-currency transaction workflows (authorization, capture, refund).

Apply encryption (AES / RSA), OAuth2, and JWT-based authentication.

Mitigate security threats such as SQL injection, CSRF, and XSS.

Database & Data Handling

Design and optimize relational database schemas (MS SQL Server, MySQL, PostgreSQL).

Implement stored procedures, indexing, partitioning, and high-performance transactions.

Manage NoSQL systems like DynamoDB for session and cache scenarios.

Ensure encryption at rest and in transit using AWS KMS / Secrets Manager.

Testing & Code Quality

Develop unit, integration, and end-to-end tests.

Conduct code reviews and troubleshoot complex issues.

Ensure full QA alignment before deployment.

DevOps & Cloud

Build CI / CD pipelines using Azure DevOps .

Use Docker & Kubernetes for containerization and orchestration.

Deploy and monitor applications using AWS services (Lambda, API Gateway, CloudWatch, X-Ray).

Use Infrastructure-as-Code tools like CloudFormation or Terraform .

Collaboration & Process Improvement

Work closely with cross-functional teams including product, design, QA, infrastructure, and operations.

Identify process improvements and contribute to best practices.

Support deployments and participate in production issue resolution.

Required Skills & Qualifications :

8+ years of full stack development experience.

3+ years experience in banking, card issuance, or payment systems (mandatory).

Strong expertise in :

.NET Core, C#, ASP.NET MVC, Web APIs

Frontend frameworks (Vue.js / React / Angular)

SQL databases (MS SQL Server)

Payment APIs, tokenization, encryption

ISO 8583 / 20022 protocols

OAuth2, JWT, and security standards

AWS cloud services & containerization

CQRS, Clean Architecture, SOLID principles

Preferred Skills :

Experience with Keycloak .

Knowledge of AWS SageMaker for fraud detection models.

Migration experience from .NET Framework → .NET Core / 8+ .

Understanding of PCI DSS, PSD2, 3D Secure 2.0 .

Ability to debug and optimize large-scale distributed systems.

Create a job alert for this search

Net Developer • haryana, haryana, in

Related jobs

.NET Developer

Integrated Wireless Solutions • haryana, haryana, in

Notice Period : Immediate to 4 weeks.NET Developer | Remote (India) | 5+ Years Experience.Integrated Wireless Solutions (IWS) is looking for a talented. If you excel at building scalable, high-qualit...Show more

Last updated: 30+ days ago • Promoted

Senior Software Engineer (ASP.NET MVC)

Cvent • haryana, haryana, in

Are you passionate about software?.Is coding as much art as it is science for you?.Do you like the challenge of building great products for the web, that are not only feature rich – but also easy t...Show more

Last updated: 1 day ago • Promoted

React Native Developer

Capgemini • haryana, haryana, in

Locations : Bangalore / Pune / Mumbai / Hyderabad / Gurugram.We are looking for a talented and experienced.This role is ideal for someone who thrives in a fast-paced environment and is passionate about buil...Show more

Last updated: 3 days ago • Promoted

Senior Full Stack Engineer

Shipsy • haryana, haryana, in

We are looking for a Full Stack Engineer (80% Backend, 20% Frontend) who loves building scalable systems and improving user experiences. You should get a rush from creating things from scratch and t...Show more

Last updated: 7 days ago • Promoted

Sr NetSuite Developer

Streams Solutions • haryana, haryana, in

At Streams Solutions, we excel in implementing, optimizing, and managing support services for Oracle NetSuite, Boomi, and Celigo. Our dedication to excellence drives us to consistently innovate and ...Show more

Last updated: 3 days ago • Promoted

Analyst Developer (.Net + SQL)

FNZ • haryana, haryana, in

Note Below Points Before Applying.Dotnet + SQL Interview in last 6 months.The ideal candidate will be familiar with the full software design life cycle. They should have experience in designing, cod...Show more

Last updated: 1 day ago • Promoted

Full-Stack Developer

NF Infratech Service Pvt. Ltd. • haryana, haryana, in

Job Overview – Full-Stack Developer.We are looking for a motivated Full-Stack Developer with approximately 3 years of hands-on experience in building scalable web applications using Python and Djan...Show more

Last updated: 1 day ago • Promoted

Umbraco Backend Developer

GSPANN Technologies, Inc • haryana, haryana, in

GSPANN is a US California Bay Area-based consulting services provider focused on implementations in Enterprise Content Management, Business Intelligence & Mobile Solution initiatives.More than 90% ...Show more

Last updated: 3 days ago • Promoted

Full Stack Engineer_Java / .Net and React is a MUST_8-12 years experience (Product domain)

Avensys Consulting • haryana, haryana, in

Avensys is a reputed global IT professional services company headquartered in Singapore.Our service spectrum includes enterprise solution consulting, business intelligence, business process automat...Show more

Last updated: 1 day ago • Promoted

.NET Application Support Engineer

Luxoft • haryana, haryana, in

We are looking for an Analyst Engineer to provide L2 support for.The role focuses on debugging, issue resolution, and minor enhancements to existing applications (core development is not expected)....Show more

Last updated: 3 days ago • Promoted

Software Engineer (Full Stack) - 17853

Turing • haryana, haryana, in

Turing is seeking experienced Full Stack Developers to help build end-to-end AI-driven applications for US customers — spanning backend services, web frontends, and evaluation tooling.In this role,...Show more

Last updated: 6 days ago • Promoted

Senior Dotnet Developer

IGT Solutions • haryana, haryana, in

NET Developer (4–6 Years Experience).Interested candidate please share resume on Kalyani.NET Developer with strong expertise in. The ideal candidate should be capable of building scalable Web APIs, ...Show more

Last updated: 8 days ago • Promoted

Java FullStack Developer

Wissen Technology • haryana, haryana, in

Wissen Technology is hiring an experienced Java Full Stack Developer with strong.The ideal candidate will be responsible for designing, developing, and maintaining full-stack applications using Ang...Show more

Last updated: 1 day ago • Promoted

Full Stack Engineer

Shipway by Unicommerce • haryana, haryana, in

Shipway by Unicommerce is a leading SaaS-based solution provider, enabling businesses to streamline their post-purchase experience with automation and analytics. We are redefining e-commerce logisti...Show more

Last updated: 20 days ago • Promoted

Full Stack Engineer

Undisclosed • haryana, haryana, in

We’re Hiring a Full-Stack Engineer with a minimum experience of 5 years in.We are looking for a Senior Pro who has worked deeply in Python development and hands-on with Angular UI development and i...Show more

Last updated: 2 hours ago • Promoted • New!

Development Team Lead (.Net + SQL)

FNZ • haryana, haryana, in

Note Below Points Before Applying.Dotnet + SQL Interview in last 6 months.This role has been created to : .Serve to support the role requirements of senior developers in the Analyst Developer job fam...Show more

Last updated: 1 day ago • Promoted

Back End / Full Stack Engineer

Riverhead Software • haryana, haryana, in

Riverhead Software is committed to excellence and innovation through teamwork and collaboration.Our diverse team of engineers, designers, and strategists work together to craft elegant solutions to...Show more

Last updated: 3 days ago • Promoted

.Net Data Integration

Trek Bicycle • haryana, haryana, in

We value our talented employees, and whenever possible strive to help one of our associates grow professionally before recruiting new talent to our open positions. If you think the open position, yo...Show more

Last updated: 3 days ago • Promoted