Senior Software Engineer, Custom Software Development

This is a fully remote position, open to applicants in Germany.

📋 Description

• Clarify technical specifications with stakeholders on the customer side.

• Convert business rules and exceptional cases into effective software designs.

• Contribute to shaping the software architecture and component structure.

• Define integrations with existing systems.

• Implement architectural decisions directly in code.

• Develop business logic and interfaces using C#/.NET or TypeScript/Node.js.

• Create web applications as well as native mobile and desktop solutions.

• Design relational data models.

• Analyze the root causes of slow database queries.

• Integrate new requirements into established codebases.

• Share expertise during code reviews and ensure technical decisions are clear and comprehensible.

⛳️ Requirements

• Minimum of five years of professional experience in software development.

• Degree in Computer Science, Information Technology, or a related qualification.

• Strong hands-on experience with C# and .NET or TypeScript and Node.js; familiarity with the other stack is beneficial.

• Familiarity with Vue.js, React, or Angular is a plus.

• Experience with native mobile or desktop applications is an advantage.

• Knowledge of Java is a benefit.

• Experience in software architecture and Clean Code principles.

• Ability to articulate and justify the use of design patterns.

• Solid understanding of relational databases.

• Practical experience with PostgreSQL, Microsoft SQL Server, Oracle, or IBM DB2.

• Willingness to embrace modern development tools and agentic coding.

• Openness to selectively use coding agents and critically assess their recommendations.

• Capability to clearly explain technical decisions to both the team and customers.

• Strong communication skills in both German and English.

🏝️ Benefits

• Structured onboarding process with dedicated points of contact.

• Flexible work-from-home options within Germany or from our modern office in Offenburg.

• Licenses for tools such as Claude Code, Cursor, Copilot, and similar applications.

• Opportunities to experiment with new tools and methodologies.

• Company pension plan with a 20% employer contribution.

• Choice between a Hansefit membership or €50 per month via a Spendit Card.

• 30 days of annual leave, in addition to time off on Christmas Eve and New Year’s Eve.

• Additional vacation days based on tenure.

• Public transport pass or JobRad bicycle leasing options.

• Quarterly all-hands meetings, summer gatherings, and Christmas celebrations.

• Flat hierarchies promoting swift decision-making.