Senior Backend Engineer

Build systems, not just services. Work across products, not inside one codebase. Own problems from first question to production. The role We run a portfolio of mobile products used by millions of people. Our engineering team works across that portfolio. You won't join a permanent team attached to one app. You might spend your first few weeks improving the...

Impulsa la arquitectura backend del futuro con Java y sistemas distribuidosEn Initium Software conectamos al mejor talento técnico con los proyectos más desafiantes e innovadores del mercado. No somos una consultora tradicional; somos socios estratégicos que creemos en el impacto real a través de la tecnología. Buscamos un Senior Backend Engineer ...

As a Senior Backend Engineer at Playtomic, you will be responsible for developing robust and scalable solutions for our product, ensuring high performance, consistent and secure transactions.In Playtomic we operate in pods. A pod is a small, cross-functional team that owns a domain end-to-end: it takes a framed problem, makes the key product/technical...

Job-ID: ae870eab-d696-4af8-bd00-88922247130aReference: J-4332Location: Barcelona, SpainJob type: Permanent, HybridSalary: Up to EUR 56,000Category: Java, Spring MVC, Spring BootStack: Java, Spring, SpringbootContact: david.carbonell@akuaro.com, ignacio@akuaro.comFormarás parte de un equipo técnico que desarrolla soluciones backend enfocadas en plataformas...

At OneSpan, we specialize in digital identity and anti-fraud solutions that create exceptional and secure experiences.We are looking for an experienced Senior Backend Engineer to join our Barcelona-based backend team and drive product features from conception to production with customer value at the forefront. You'll own the delivery side of our platform...

Senior Backend Engineer - PaymentsAbout the opportunityYou will work in the Everyday Banking domain for the Payments team. This is where all payment and card transactions are being managed and processed by modern and high-volume systems that power the best customer experience possible. These teams make banking easy, reliable, seamless, and secure —...

Why this role matters JOIN helps thousands of businesses find the right people — faster, fairer, and with less friction. Our platform handles millions of candidate interactions, and our clients praise JOIN’s attention to detail and unmatched user experience. We’re looking for a Backend Engineer to join our established engineering hub in Spain. You’ll...

Join one of Southern Europe's fastest-growing startups Enginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: Southern Europe 2026, and we're just getting started. We're building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI research...

We are hiring for one of our clients, seeking a Backend Engineer to work on a full-time basis. The role involves designing, building, and maintaining scalable backend systems to support high-traffic applications. You will collaborate with cross-functional teams to deliver robust solutions that meet performance and reliability requirements.Key...