CTO - Fintech

The Tech department at Kantox is a team of experienced professionals who enjoy solving complex challenges and building reliable, scalable systems. As we enter a new phase of growth, we are strengthening our engineering foundations and adopting AI-assisted development to boost efficiency and quality. We are looking for a hands-on CTO with experience in scaling engineering organizations, modernizing legacy systems, and leading teams through transformation. You will define our long-term technology vision and enable the team to deliver secure, stable, and innovative solutions. Kantox Engineering ManifestoKantox is a team sport. Our engineering culture is collaborative, low-ego, and focused on continuous improvement.We challenge ideas, not people — and we push our knowledge, code, and processes to the limit to deliver high-quality products. About the teamYou will join a growing engineering organization supported by strong functional teams in Platform, Product Engineering, and Infrastructure. The team is curious, ambitious, and committed to learning and improving every day. As CTO, you will work closely with the Head of Engineering and empower him as a key leader in the organization while building the structures and practices that support scale. If you value collaboration, clarity, and hands-on leadership, you will feel right at home. Your mission within KantoxSet and communicate the long-term technology vision for Kantox. Lead the adoption of AI-assisted development with clear governance and measurable impact. Support the continued modernization of our tech stack offering guidance on moving away from legacy infrastructure and to up to date tech stacks. Remove blockers and improve developer velocity through better systems, tools, and workflows. Establish simple, scalable methods for resource allocation, prioritization, and performance measurement. Actively mentor the Head of Engineering and support them in scaling the team effectively. Collaborate with Product, Finance, Security, and BNP Paribas stakeholders on technology decisions. Maintain a high standard of security and compliance (ISO 27001, SOC2). Promote a culture of ownership, transparency, and continuous improvement. As part of the senior leadership team of Kantox, contribute to the management efforts to set an ambitious vision for the company and to develop a culture of high performance, collaboration and efficiency. Who you areProven experience as CTO or VP of Engineering in a scale-up environment (50–100+ engineers). Strong technical foundation (architecture, distributed systems, AWS). Hands-on leader who steps in when needed and builds capabilities through mentorship. Experience modernizing legacy systems and managing technical debt responsibly. Data-driven approach to take strategic decisions (eg: team resource allocation, task prioritisation, team performance) Strong communication skills and experience working in remote-first environments. Able to operate in post-acquisition or matrixed corporate structures. Fluent in English. Very nice to haveExperience in fintech, payments, or regulated B2B SaaS. Previous work involving AI governance or AI-assisted development. Our cultureAn environment of innovation, accountability, and constructive feedback. A diverse and multicultural team with over 40 nationalities. Opportunities to grow your role, your skills, and your career. A collaborative and inclusive culture where ideas are shared and respected. Hybrid working and flexible hours so you can work at your best. Some testimonials: "The culture and the people at Kantox make me want to recommend Kantox as a place to work. There is a great balance between learning, growing, and support from the team. People are welcoming and make Kantox feel like home." What we offerCompetitive salary Sponsored learning budget Free private health insurance Free Spanish, English and French lessons Relocation package if needed Hybrid work model +short Fridays 31 days of annual holidays Gym discounts and free sports activities Monthly restaurant card credit + cross-team lunches Fresh fruit, unlimited coffee Beautiful office with 360° views of Barcelona About KantoxKantox is a leading fintech building Currency Management Automation software that helps companies streamline their foreign exchange processes and grow internationally. We are a 250-person team split between London and Barcelona.Clients in 75 countries have exchanged more than USD $18 billion through our platform. Since July 2023, Kantox is a BNP Paribas company — operating independently while benefiting from the strength and reach of the group. Our Commitment to Diversity, Equity & InclusionWe are proud to be an equal opportunity employer.We welcome applicants of all backgrounds, regardless of race, religion, nationality, gender identity, sexual orientation, age, disability, or any other aspect of identity.