Senior Full-stack Developer (C# & React)

About the role

A client in the financial services industry is looking for an experienced Full Stack Engineer to support several ongoing software development projects. The initial engagement is a 6-month contract with a strong likelihood of extension, depending on performance.

Key responsibilities

• Design, develop and implement modern, scalable enterprise applications across frontend and backend.
• Contribute to the technical architecture of new platforms and existing solutions.
• Build robust, maintainable and secure applications with modern web technologies.
• Design and implement APIs, integrations and backend services.
• Work with architects, product owners and other engineers on technical solutions and technology decisions.
• Take part in architectural discussions, technical design and solution documentation.
• Ensure high engineering standards through clean code, testing, code reviews and best practices.
• Challenge requirements and assumptions, and support iterative development and continuous improvement.

Required profile

• Degree in Information Technology, Computer Science or a related field.
• Strong professional experience as a Full Stack Software Engineer or Solution Engineer.
• 5+ years of hands-on experience with React and C#.
• Experience designing and developing cloud-ready solutions, ideally with exposure to Microsoft Azure.
• Experience in Agile development environments.
• EU nationality, as Swiss law limits eligibility to EU nationals.

Required skills

• Frontend and backend development across the full technology stack (must-have).
• Solid software engineering fundamentals and enterprise-grade application experience.
• Understanding of software architecture, design patterns and scalable application development.
• API development, system integration and modern web application architectures.