Senior .NET Backend Engineer - RegTech Platform

Precise recruitment & selection; Porto; On-site; EUR 90,000 - 120,000; Full time

Job summary

Precise recruitment & selection is seeking a Senior Backend Engineer for an international RegTech group delivering compliance solutions across multiple markets. You will design, build and maintain backend services powering the platform with a focus on security, scalability and reliability.

You will work with .NET Core/C#, PostgreSQL, MongoDB/Redis, and cloud-native deployments, collaborating with Product, DevOps and QA to ship robust APIs, data models and integrations with KYC/AML providers

Qualifications

• Strong backend development experience with .NET Core and C#.
• Production-grade REST APIs design and implementation.
• PostgreSQL database design, performance tuning and queries.
• NoSQL experience with MongoDB and Redis.
• Microservices architecture and distributed systems understanding.
• Cloud-native apps on Azure or similar platforms.
• Experience with Docker, Kubernetes and CI/CD pipelines.
• Clean, testable, maintainable code and secure coding practices.
• Experience in Agile software development environments.
• Fluent written and spoken English.

Responsibilities

• Design, develop and maintain scalable backend services using .NET Core and C#.
• Build secure, high-performance REST APIs and business logic for compliance workflows.
• Design and optimize PostgreSQL databases, queries and data models.
• Implement and maintain NoSQL solutions like MongoDB and Redis.
• Integrate third-party services including KYC/AML providers.
• Ensure performance, scalability, resilience and high availability.
• Write clean, well-tested code following engineering standards.
• Participate in peer code reviews and continuous improvement.
• Support CI/CD pipelines, containerization and cloud deployments.
• Monitor, troubleshoot and resolve production issues across back-end services.
• Collaborate with Product, QA and DevOps throughout the lifecycle.

Skills

Backend Development

REST API Development

C#

.NET Core

Agile Software Development

English communication

Tools

PostgreSQL

MongoDB

Redis

GitHub Actions

Docker

Kubernetes

Azure

Entity Framework Core

Cosmos DB

Job description

Precise recruitment & selection is seeking a Senior Backend Engineer for an international RegTech group delivering compliance solutions across multiple markets. You will design, build and maintain backend services powering the platform with a focus on security, scalability and reliability.

You will work with .NET Core/C#, PostgreSQL, MongoDB/Redis, and cloud-native deployments, collaborating with Product, DevOps and QA to ship robust APIs, data models and integrations with KYC/AML providers