Dotnet Developer

Hiring for .Net Developer

About Us: Renaissance Info Systems is a technology and digital recruitment agency, connecting contract and permanent professionals with clients across Asia-Pacific.

We aim to differentiate ourselves through our level of responsiveness, and our understanding that comes from being an IT recruitment agency from the IT Industry. Our recruiters balance sophisticated and simple inter-personal techniques to assure a strong candidate network.

Know More: http://www.reninfo.com.au

Role/Title: .Net Developer- 8-12 Years

Mode of Hiring: Permanent/Contract

Location: Sydney

Job Description:

We are looking for a highly skilled and experienced .NET Developer with a strong background in Microservices architecture, AWS cloud services, and hands-on experience in Payment systems (e.g., card processing, wallets, gateways, PSPs). The ideal candidate will play a critical role in designing, developing, and deploying scalable and secure microservices-based applications for our payment platform.

Key Responsibilities:

• Design, develop, and maintain .NET Core-based microservices in a high-availability environment.
• Collaborate with product managers, architects, and DevOps engineers to implement cloud-native solutions on AWS.
• Integrate and maintain payment gateways (Stripe, Adyen, PayPal, Visa/Mastercard, etc.) and ensure PCI compliance.
• Write clean, scalable, and secure code following best practices (TDD, SOLID principles, etc.).
• Work closely with the QA and DevOps teams for CI/CD integration, automated testing, and deployment.
• Monitor, troubleshoot, and optimize microservices performance using AWS CloudWatch, X-Ray, or similar tools.
• Participate in code reviews and provide technical guidance to team members.
• Document APIs, services, and architecture using Swagger/OpenAPI and Confluence.

Required Skills & Qualifications:

• 8+ years of experience in .NET development, with at least 4+ years in .NET Core / .NET 6/7.
• Proven experience in building microservices architecture (REST APIs, asynchronous messaging, service discovery).
• Hands-on experience with AWS services (e.g., ECS, Lambda, API Gateway, SQS/SNS, DynamoDB, RDS, CloudFormation).
• Strong experience in integrating payment systems (e.g., Visa, Mastercard, ACH, wallets, PSPs).
• Deep understanding of security in payments: tokenization, PCI-DSS, encryption, fraud detection.
• Familiarity with containerization tools like Docker and orchestration with Kubernetes or AWS ECS/EKS.
• Experience with SQL and NoSQL databases (e.g., SQL Server, PostgreSQL, DynamoDB, MongoDB).
• Proficiency in Git, CI/CD pipelines, and Agile methodologies (Scrum/Kanban)

Note: No Visa Sponsorship

Interested candidate please share your resume ASAP.

Thanks and Regards,

Nidhi Anand

Recruitment Consultant

Renaissance InfoSystem

C: 0423430032

E: [email protected]

W: http://www.reninfo.com.au