Senior Full Stack Developer / .Net C# & Reactjs (On-Site)

SENIOR FULL STACK DEVELOPER / .NET C# & REACTJS (ON-SITE PORTO)

Portuguese company hires for on-site position

📍 Location: Porto, Portugal

⚠️ Only candidates already based in Portugal will be considered

💼 Work Model: Onsite / Agile Squad

🗣️ Language Requirements: Fluent English

🕓 Seniority: Senior (6+ years)

🏭 Sector: Banking

⚠️ Instructions: Please send your CV in English and make sure to include all skills and experience that match the requirements of the opportunity. This will significantly increase your chances of success

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 Role Overview

We are looking for a Senior Full Stack Developer (.NET C# & ReactJS) to join an Agile Squad focused on Compliance, AML/KYC Management systems.

This role is part of a strategic IT area responsible for designing, developing, maintaining, and evolving compliance platforms, working closely with Product Owners, Scrum Masters, and cross-functional teams.

You will be involved in backend and frontend development, API integrations, platform evolution, and production support, contributing directly to systems critical for regulatory and compliance processes.

Key Responsibilities

·         Develop and maintain C# .NET / .NET Core components within an Agile environment

·         Build and consume RESTful APIs to retrieve and integrate data from upstream systems

·         Contribute to functional and technical specifications aligned with internal architecture standards

·         Design, test, and industrialize backend components using .NET Core

·         Participate in code reviews, unit tests, integration tests, and performance testing

·         Produce high-quality technical documentation (design, deployment, administration guides)

·         Support platform integrators and production teams

·         Contribute to the evolution of platform architecture

·         Collaborate closely with the squad to meet sprint objectives

Required Technical Skills

·         6+ years of experience in C# .NET development

·         .NET Framework ≥ 4.5.1 and .NET Core ≥ 3.0

·         ReactJS (minimum 1 year experience – beginner/intermediate level)

·         Entity Framework, LINQ, Lambda Expressions

·         ASP.NET Web API (RESTful), ASP.NET Core MVC

·         SQL Server (2012+), T-SQL, SQL Server Management Studio

·         JavaScript, TypeScript, JSON, Bootstrap 3+

·         Node.js, NPM, Material UI (MUI)

·         Unit testing with Microsoft Unit Test

·         Development tools: Visual Studio 2019/2022, VS Code

·         Agile methodologies: Scrum, Kanban

·         Strong focus on DevOps-oriented development

Nice to Have

·         Docker, Kubernetes, Jenkins, Git

·         PowerShell scripting

·         JWT, Axios, XML, jQuery

·         Experience in DevOps pipelines

·         Previous experience in Compliance / AML / KYC systems

Languages

·         English – Mandatory (minimum B1)

·         French – Nice to have

Soft Skills

·         Strong communication and teamwork skills

·         Proactivity, autonomy, and time management

·         Ability to write clear technical documentation

·         Problem-solving mindset and adaptability

·         Reporting-oriented and feedback-driven profile

Keywords – Must Be Clearly Listed in the CV

Senior Full Stack Developer, C# .NET, .NET Core, ReactJS, ASP.NET Web API, REST APIs, SQL Server, T-SQL, Entity Framework, LINQ, JavaScript, TypeScript, Agile, Scrum, Kanban, DevOps, Docker, Kubernetes, Jenkins, AML, KYC, Compliance Systems, Porto, English B1

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