Senior Software Developer - .NET Architecture (m/f/d)

DTS Systeme GmbH; Herford; Hybrid; EUR 70.000 - 110.000; Vollzeit

Benefits dieser Stelle

30 days vacation

Private health insurance

Training in Germany + flight home

Ticket Restaurant card

Hybrid working model

International team

Personal hardware

Snacks & beverages

Zusammenfassung

DTS Cloud Security, part of the DTS Group, seeks a Senior Software Developer with strong .NET expertise to shape secure, high-performance software in a SOC setting. You will guide architectural decisions, lead code reviews, and collaborate with DevOps and product teams to deliver robust applications.

You will mentor developers, design scalable components, and contribute to secure software lifecycles while communicating effectively in English within an international team.

Qualifikationen

• 5+ years of professional software development in C#, .NET or related fields.
• 3+ years in software architecture and design.
• Experience with Git, agile environments (Scrum/Kanban) and CI/CD workflows.

Aufgaben

• Contribute to software architecture, design reviews, and technical planning sessions.
• Participate in and sometimes lead code reviews and peer programming sessions.
• Undertake design and implementation for security-focused and native client applications.

Kenntnisse

C#

.NET

Software Architecture

Git

CI/CD

DevOps

Scrum/Kanban

Mentoring

Leadership

English

Tools

Git

CI/CD

DevOps

Jobbeschreibung

Senior Software Developer - .NET Architecture (m/f/d)

At DTS Cloud Security, an integral part of the DTS Group, we are at the forefront of innovation in cyber security, managed services and technologies. With our two high-tech data centers and our own security software, we offer customized hybrid solutions to our clients. Enjoy working in one of our 14 locations, with flat hierarchies and an open-door culture. Our diverse and international team of over 450 employees work in a flexible, friendly, and collaborative environment. Discover exciting opportunities with us, where your ideas are valued and your journey is our priority. Be a part of our mission to innovate and secure the digital future.

As a Senior .NET Developer (m/f/d) in the security domain, you will contribute to the design and delivery of secure, high-performance software solutions within a Security Operations Center environment, including responsible use of AI tools such as Claude Code or similar. You will collaborate closely with cross-functional teams, take ownership of technical implementations, and help ensure consistency and quality across the development lifecycle. Your responsibilities include:

• Contribute to software architecture, design reviews, and technical planning sessions
• Participate in and sometimes lead code reviews and peer programming sessions
• Independent and/or joint design and implementation for security and native client applications
• Design, develop, test, and maintain scalable, secure, and high-performance software components
• Collaborate closely with Team Leads, QA engineers, Product Owners, and DevOps teams to build and refine application interfaces
• Serve as a technical focal point for the team, acting as a Lead Developer in planning and mentoring

Your Profile

Your know-how

• 5+ years of professional software development experience in C#, .NET or related and 3+ years in software architecture
  
• Deep understanding of software architecture, design patterns, and system integration principles
  
• Experience with version control (Git), agile development environments (Scrum, Kanban) and familiarity with CI/CD pipelines, DevOps principle
  

Your personality

• Excellent problem-solving and analytical thinking skills
  
• Experience mentoring other developers or leading small teams
  
• Strong technical leadership and decision-making skills
  
• Strong communication skills with fluency in written and spoken English
  

We Offer

• 30 days of vacation(regardless of the length of service)
• Private health insurance for our employees and their dependents (spouse/children)
• In-depth, comprehensive training (approx. 1-3 months) in Germany at our expenses included one monthly flight back to Greece during the whole training period
• Go for EAT - Ticket restaurant card
• Modern hybrid way of working, characterized by flexible working arrangements
• Team-oriented working environment and a broad variety of tasks in an international and diverse team, based on trust and transparency
• Continuous opportunity for personal and professional development and learning
• Personal company hardware
• Free snacks and beverages

Become part of our team and bring in your professional knowledge as well as your positive personality traits!