Senior Fullstack .NET Developer (Angular)
Workplace type: Remote-first (with on-site team meetings twice a month in Warsaw)
Contract type: B2B / Permanent (UoP)
Salary (B2B): 120 – 135 PLN + VAT / hour
Availability: ASAP/ up to 1 month
We are currently looking for a Senior .NET Developer to join a long-term enterprise banking project. You will work on scalable backend and fullstack applications delivered in a modern development environment with strong focus on code quality, automation and stable delivery processes. This role is ideal for an experienced engineer who takes ownership of delivered solutions, actively participates in technical decisions and supports high engineering standards across the team.
Responsibilities
Design and develop backend services using C# and .NET Core / .NET Framework
Build and extend frontend components using Angular and JavaScript
Design and maintain REST APIs
Develop scalable enterprise applications
Create and maintain automated tests (unit and E2E – Cucumber)
Participate in technical and architectural discussions
Take ownership of code quality and code review standards
Work with CI/CD pipelines and deployment automation
Collaborate with DevOps, QA, Analysts and Product teams
Support less experienced developers through technical guidance
Must have (Senior level)
Strong commercial experience with C#, .NET Core and .NET Framework
Advanced knowledge of Angular and JavaScript
Deep understanding of SOLID principles, design patterns, IoC and DI
Advanced experience with unit testing and automated E2E testing (Cucumber)
Strong REST API development skills
Experience working on large-scale enterprise systems
Advanced experience with Docker and Kubernetes
Knowledge of CI/CD processes
Experience with Jira, Git, TeamCity or Jenkins
Native or near-native (C2) proficiency in Polish
Nice to have
Experience with cloud platforms (Azure, GCP)
Ansible or GitHub Actions
PowerShell
Enterprise integration experience
Microsoft certifications (.NET / ASP.NET)
Margo Offers:
Long-term cooperation on stable banking project
Remote-first work model with regular on-site collaboration days
Employment or B2B contract (based on your preference)
Benefits such as medical care and sports card
Opportunity to grow in enterprise-scale systems
Collaboration with experienced developers and architects
Friendly and supportive MARGO team
Senior Fullstack .NET Developer (Angular)
Senior Fullstack .NET Developer (Angular)