Principal Frontend Developer (React) - Expert Leader

About the Role

Join a global leader in financial services consulting as a Principal Frontend Developer. You will spearhead the development of scalable, secure, and high-performance web applications, driving digital transformation for world-class financial institutions.

Main Missions

• Architect and implement complex, large-scale frontend systems using modern JavaScript frameworks, primarily React.
• Design responsive, accessible, and pixel-perfect user interfaces following high-end UX/UI standards.
• Define, promote, and enforce frontend engineering standards and best practices across the organization.
• Act as a technical leader by mentoring junior and mid-level developers to foster technical excellence.
• Collaborate closely with multidisciplinary teams and stakeholders to translate complex product requirements into robust technical solutions.
• Contribute to the growth of the engineering team by participating in recruitment processes.

Candidate Profile

• Proven experience as a Senior or Principal Frontend Engineer in a complex software environment.
• Strong leadership capabilities with a passion for coaching and technical mentorship.
• Expertise in building secure and scalable applications for the financial sector or similar highly regulated industries.
• Ability to work in an entrepreneurial, flat organizational structure and thrive in a collaborative environment.

Required Skills

• Expert proficiency in React and modern JavaScript ecosystems (ES6+, TypeScript).
• Deep understanding of Responsive Design, Web Accessibility (WCAG), and UI/UX principles.
• Advanced Frontend Architecture and system design skills.
• Strong communication skills for stakeholder management and technical leadership.

What We Offer

• A collaborative, flat, and entrepreneurial work environment.
• Continuous learning opportunities and industry certifications.
• Comprehensive benefits package including discretionary bonus, pension, health and life insurance.
• Support for mental health, family leave, and emergency childcare.