Senior Full Stack Engineer

About the role

We are looking for a Senior Full Stack Engineer to design, develop, and maintain scalable web applications for a financial services client in Europe. You will work across both frontend and backend technologies, collaborating closely with product, QA, UX/UI, and other engineering teams.

Key responsibilities

• Design, develop, and maintain full‑stack applications using .NET and React.
• Write high‑quality, reusable, and maintainable code for backend and frontend components.
• Develop and integrate RESTful APIs and backend services.
• Collaborate with Product, UX/UI, QA, and other development teams to deliver end‑to‑end solutions.
• Participate in system design, architecture discussions, and technical decision‑making.
• Optimize application performance, scalability, and security.
• Troubleshoot, debug, and resolve technical issues across the full stack.
• Work with Docker, deployment pipelines, and monitoring tools to ensure reliable delivery.

Required profile

• 5+ years of full‑stack software development experience.
• Strong expertise in .NET/C# and React with modern JavaScript/TypeScript.
• Proven experience building and consuming REST APIs.
• Solid knowledge of SQL databases.
• Hands‑on experience with Docker, deployment configurations, and monitoring tools.
• Proficiency with Git and CI/CD workflows.
• Deep understanding of object‑oriented design principles and software architecture.
• Excellent problem‑solving and analytical abilities.
• Ability to work independently and collaborate effectively in a cross‑functional team.
• Good written and spoken English.

Required skills

• .NET
• C#
• React
• JavaScript
• TypeScript
• REST APIs
• SQL
• Docker
• Git
• CI/CD
• Object‑oriented design
• Software architecture

What we offer

• Secure client vetting to ensure reliable payments.
• Career support and assistance finding new projects.
• Legal guidance for independent contractor status, taxes, and related processes.
• Professional development including English courses and growth opportunities.
• Team‑building events and a transparent, supportive work culture.