Lead Software Developer, C#/.NET

Hypoport SE

. Actively contribute to sprints and develop features, bug fixes, and complex technical solutions for C#/.NET web applications .

Posted 10/12/2026full-timeRemote • GermanySeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C#/.NET web application development, with a strong focus on architectural decisions, clean code practices, and CI/CD pipeline development. Proficient in mentoring and collaborating with cross-functional teams while effectively communicating complex technical concepts.

Highest-signal resume keywords

C#/.NET DevelopmentMS SQLCI/CD PipelinesDocker/KubernetesTechnical Mentoring

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C#/.NET DevelopmentMS SQLPostgreSQLAutomated TestingSoftware DesignDistributed SystemsClean Code PracticesObservabilityPerformance OptimizationArchitectural Decision-Making

Soft Skills

Clear CommunicationCoachingCollaborationConstructive FeedbackPragmatic Approach

Tools & Technologies

GitHubAzure DevOpsGitHub ActionsArgoCDDockerKubernetesAI Tools

Industry Keywords

Modern Web ApplicationsBackend ArchitecturesInfrastructure as CodeTechnical LeadershipAgile Methodologies

Tech Stack

Tools & technologies

AngularAzureDockerKubernetesPostgresRabbitMQSQL.NET

About the role

Key responsibilities & impact

Actively contribute to sprints and develop features, bug fixes, and complex technical solutions for C#/.NET web applications
Help shape architectural decisions relating to modularization, interfaces, security, and resilient services
Advance core systems using C#/.NET and MS SQL, taking Kubernetes, observability, performance, and deployment into account
Support refinement sessions with technical expertise
Clearly communicate complex concepts to Product Managers and other stakeholders
Provide technical mentoring in architecture, clean code, and systems thinking without disciplinary responsibility
Support colleagues through coaching, pair programming, code reviews, and constructive feedback
Promote knowledge sharing and support the onboarding of new team members
Work closely with the Engineering Manager
Drive clean code practices, code reviews, and automated unit and system testing
Further develop CI/CD pipelines using GitHub Actions, ArgoCD, and Azure DevOps
Establish a shift-left mindset and improve development cycles, deployments, and releases
Use AI tools thoughtfully for code drafts, refactoring, testing, debugging, and technical documentation
Critically evaluate AI-generated suggestions in terms of quality, security, maintainability, and architecture

Requirements

What you’ll need

Several years of experience developing modern web applications with C#/.NET
Strong command of MS SQL, PostgreSQL, modern backend architectures, and distributed systems
Experience with software design, maintainability, scalability, and complex applications
Knowledge of Angular and RabbitMQ is a plus
Hands-on experience with Docker/Kubernetes, automated deployments, and ideally Infrastructure as Code
Understanding of observability, performance, security, and resilience in modern software systems
Proficiency with GitHub, Azure DevOps, CI/CD pipelines, and automated testing
High standards for quality, a pragmatic approach, and a holistic understanding of products
Proven technical ownership, for example through mentoring, architectural decisions, or technical leadership
Ability to explain complex technical matters clearly
Willingness to understand the business and collaborate with Product Management and other stakeholders
Understanding of the potential and limitations of AI in software engineering
Thoughtful use of GitHub Copilot, Cursor, Claude Code, or comparable solutions
Very good written and spoken German and English at a minimum C1 level

Benefits

Comp & perks

30 days of annual leave
Special leave arrangements
Workation opportunities
Remote work from anywhere in Germany
Regular team events, summer parties, offsites, and in-person gatherings across the Hypoport network
Modern workspaces with height-adjustable desks
Free drinks and snacks
Dog-friendly workplace
Structured onboarding
Welcome event
Buddy program
Employee discounts
Health and mobility subsidies
Special conditions for JobRad
Additional benefits across the Hypoport network
Work with modern technologies and actively help shape technical solutions