Senior Backend Engineer — Scalable Payments

Mambu Payments (formerly Numeral) is hiring Senior Backend Software Engineers to help build the next generation of bank connectivity and payment automation products with a focus on security, stability and performance.You will own architectural decisions for high-impact projects, collaborate with Product Managers and DevOps, mentor engineers, and contribute...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...

A leading consumer electronics retailer in Barcelona is seeking an experienced software developer to design and maintain backend services using Kotlin. The role requires at least 5 years of experience in server-side development, familiarity with Google Cloud, Docker, and Kubernetes, and a passion for agile methodologies. The position offers flexible working...

A global consulting firm is looking for a skilled Backend Developer (Node.js) based in Barcelona, Spain. In this role, you will design and develop scalable backend systems that support high-impact digital solutions for international clients. Ideal candidates have at least 5 years of software engineering experience and proficiency in Node.js with Fastify. The...

Mambu Payments (formerly Numeral) is hiring Senior Backend Software Engineers to help build the next generation of bank connectivity and payment automation products with a focus on security, stability and performance.¿Es este el siguiente paso en su carrera? Descubra si es el candidato adecuado leyendo la descripción completa a continuación.You will own...

Planner 5D in Barcelona seeks a Senior Python Engineer to design and maintain scalable services supporting the AI lifecycle. You'll work closely with the research team to develop tools for data processing and engage with cutting-edge AI technologies like ChatGPT API and LangChain.The ideal candidate has strong Python skills, a Computer Science or Math...

WhereTo is seeking a Backend-focused engineer to join our engineering team in Barcelona. You will work with product managers and developers to build core features across the WhereTo platform, leveraging a modern stack and asynchronous design patterns in a fast-paced, remote-friendly environment.You’ll design and implement scalable services, mentor junior...

Pluxee España busca un/a Senior Backend Engineer para unirse a la Payments Squad y liderar la construcción de servicios backend que procesan pagos con alta precisión y tolerancia a fallos. Serás punto clave en diseñar arquitecturas resilientes, garantizar consistencia de datos y colaborar con equipos de React/React Native.Se valora experiencia en...

Indra Group busca un/a Ingeniero/a Backend Python Senior para unirse a proyectos vinculados a soluciones basadas en inteligencia artificial. Puesto híbrido en Barcelona, con diseño de servicios backend robustos y escalables y colaboración con equipos multidisciplinares para llevar soluciones a producción.Se valorará más de 2 años de experiencia y...