Leoni AG

Software Engineering (M/F/D)

Leoni AG
Apply
15 hours ago
Guimarães, PortugalSenior

Responsibilities

  • Design, develop, and implement scalable applications using VB.NET and C#.
  • Maintain, migrate, and modernize legacy VB6 applications while preserving system stability.
  • Use AI-powered tools to optimize programming, debugging, and testing.
  • Lead architecture sessions and code reviews to enforce best practices.
  • Mentor developers and promote technical excellence and professional growth.
  • Resolve complex defects and performance issues.
  • Contribute across the full software development lifecycle.
  • Collaborate with stakeholders to deliver robust and innovative software solutions.

Requirements

  • Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field.
  • Fluent written and spoken English.
  • Experience with VB.NET, C#, and the .NET ecosystem, including .NET Framework, .NET Core, and .NET.
  • Experience maintaining, migrating, and modernizing legacy VB6 applications.
  • Knowledge of object-oriented programming, SOLID principles, and design patterns.
  • Experience with database development using MariaDB and SQL Server.
  • Experience with version control systems, including GitHub.
  • Effective use of AI-powered programming assistants and tools.
  • Preferred: knowledge of microservices architecture and distributed systems.
  • Preferred: experience with CI/CD pipelines and DevOps practices.
  • Preferred: experience with JavaScript, Node.js, Python, HTML, CSS, ASP.NET Core, MVC, Xamarin, RESTful APIs, and Azure.

Benefits

  • Collaborative and innovative work environment.
  • Career development and continuous training opportunities.
  • Competitive compensation package with attractive benefits.

Tech Stack

AzureC#CSSHTMLJavaScriptMariaDBMicrosoft SQL Server.NETNode.jsPythonVB.NETVisual Basic 6Xamarin
Leoni AG

About Leoni AG

10,000+ employees

Leoni AG designs and manufactures wiring systems, cable harnesses, and power/data distribution components for global car and commercial‑vehicle OEMs and suppliers. Headquartered in Nuremberg, Germany, it delivers development‑to‑production programs for conventional and electric vehicles, including high‑voltage and zonal architecture solutions. The company became majority‑owned by Luxshare in 2025 and operates a global production footprint across more than 20 countries.

Contact me