Senior Software Engineer (m/w/d) - ab 01. Juli 2026

About

Company: DE SIGNO GmbH GmbH Location: Heidelberg, Neckar (DE) Start Date: July 1, 2026 Employment Type: Part-time (afternoon), Part-time (morning), Full-time

Responsibilities

• Conception, development, and maintenance of modern applications for web, desktop, mobile, and embedded systems
• Development of solutions for installation and operation of applications under Windows and Ubuntu
• Setup and operation of CI/CD pipelines and cloud infrastructure, primarily with Infrastructure-as-Code tools
• Constructive collaboration with AI coding agents, including evaluation and supplementation of their work

Requirements

• Completed degree in Computer Science or comparable qualification
• Minimum 3 years of professional experience in software development
• Ability to quickly learn new technologies and tasks, from development to operation
• Analytical, solution-oriented approach and enjoyment of technical challenges
• Very good written and spoken German and English skills

Tech Stack

• Backend: C#, ASP.NET, Entity Framework, Python
• Frontend: TypeScript, Angular, Vue.js
• Embedded: C, ESP-IDE
• DevOps: Jenkins, Terraform, Docker, Kubernetes

We Offer

• Diverse technologies and exciting projects
• Flexible work model: Home office with at least two days per week in the office
• Modern, air-conditioned office with views of the Königstuhl and the Rhine valley
• A small, collegial team with flat hierarchies and short decision-making processes
• Performance-based compensation

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