At Kantox, we’re looking for an Elixir Engineer to join our Kantox software engineering team in Barcelona!
Our platform core is primarily based on Ruby on Rails but we also make good use of Elixir and Elixir/Phoenix as well. You will work with a self-motivated multi-disciplinary multi-cultural team that views software development as an extreme team sport.
Kantox is a team sport. Our engineering culture is devoid of egos yet we take great pride in our work. We believe in constructively challenging each other pushing our knowledge, code, processes to the absolute limit.
Our processes are based around continual self improvement, continuous code integration and deployment.
Kantox is a leading fintech company developing sophisticated Currency Management Automation software solutions that help companies to automate their foreign exchange processes and leverage currencies for growth.
We are a 200-person strong team, split between London and Barcelona. So far, we’ve raised over €30 million and became profitable in 2018. Thanks to our clients, we continue to grow at a fast pace. Clients in 75 countries have already exchanged more than USD $18 billion with us!
As of July 2023, Kantox is a BNP Paribas company. Kantox will continue to operate as an independent company, now with the experience and market power of BNP Paribas behind it.
Kantox is deeply committed to diversity, equity and inclusion both in our hiring practices and in our experiences as a Kantox employee.
We’re proud to be an equal opportunity employer, and encourage all applicants regardless of race, religion, or belief (if any), color, nationality, ethnic or national origin, gender, gender identity, pregnancy and maternity, sexual orientation, age, marital and civil partnership status, or disability status.

Kantox is a leader in Currency Management Automation software that enables businesses to automate their end-to-end FX workflow, eliminate risk and leverage currencies for growth.
Founded in 2011, the company employs over 200 people and has offices in London and Barcelona. Clients in 75 countries have already exchanged more than USD $30 billion with Kantox.
Named one of the world’s fastest-growing fintech companies, Kantox's currency management solutions have also been recognised as best-in-class by treasury professionals worldwide, winning the Best Solution Innovation for FX Risk and the Best Risk Management Solution at the 2025, 2022, 2021, 2020 and 2019 Treasury Management International Awards respectively.
As of July 2023, Kantox is a BNP Paribas company. Kantox will continue to operate as an independent company, now with the experience and market power of BNP Paribas behind it.