Senior Backend Engineer — Scalable Payments

As a Senior Backend Engineer in the Payments team at Playtomic, you will be responsible for developing robust and scalable payments solutions for our product, ensuring high performance, consistent and secure transactions. Develop and maintain APIs and their services, enabling seamless communication between the frontend and backend, and facilitating...

A global employee benefits company is seeking a Senior Backend Engineer in Madrid to design and optimize backend services for

A global employee benefits company is seeking a Senior Backend Engineer in Madrid to design and optimize backend services for payment solutions. The role involves developing quality code, ensuring performance, and evolving existing architectures. The ideal candidate will have strong software engineering skills, experience with Node.js, and a passion for...

A leading travel fintech provider in Spain is seeking a senior backend software engineer to design and build scalable systems. The ideal candidate will have 4+ years of experience in backend development and a strong understanding of distributed systems. The position emphasizes collaboration with cross-functional teams and offers a competitive salary with...

A leading identity solutions provider in Spain is looking for a Backend Software Engineer to develop scalable, high-performance systems for identity verification. Candidates should have extensive experience in Java/Kotlin and Spring Framework, as well as a strong background in SQL/NoSQL databases. This position offers flexible working hours and an open...

An innovative sustainability startup in Madrid is seeking a Senior Backend Engineer to design and implement scalable backend services. Ideal candidates will have over 5 years of experience with Python and a strong focus on environmental impact. The position involves collaboration across teams and using AWS for cloud-native architecture, offering competitive...

Senior Backend Engineer at Pragmatike Location: Fully remote (EU timezone, CET ± 2h)Start date: ASAPLanguages: English (mandatory), French (plus) About the Company Pragmatike is a European tech company building distributed, peer‑to‑peer cloud systems and next‑generation backend infrastructure. The team focuses on scalability, reliability, and...

A pioneering technology company in Madrid seeks a Senior .NET Backend Engineer to design and maintain scalable backend systems and APIs. Join a mission-driven team committed to sustainability in the airline industry. Candidates should have extensive backend development experience, particularly in .NET, and strong skills in API design and database management....

A pioneering technology company in Madrid seeks a Senior .NET Backend Engineer to design and maintain scalable backend systems and APIs. Join a mission-driven team committed to sustainability in the airline industry. Candidates should have extensive backend development experience, particularly in .NET, and strong skills in API design and database management....

A leading cybersecurity firm in Barcelona seeks a Senior Backend Engineer to design and maintain scalable backend systems for a cutting-edge cybersecurity platform. The ideal candidate has over 5 years of backend development experience, advanced Python expertise, and strong skills in Docker, SQL, and NoSQL databases. This on-site role offers a great salary...