Empleos de senior backend engineer python en Barcelona

Acoru is redefining fraud prevention by acting before the transaction is initiated.We build high-performance, real-time risk assessment tools across cloud-native microservices and AI/ML integrations, with a focus on reliability and observability.Join a remote-first team headquartered in Madrid, tackling fraud across Europe, LATAM and the US.You will shape...

MEDvidi, an AI-powered mental health care clinic, seeks a Senior Backend (NodeJS) Engineer to lead AI-driven integrations inside our telemedicine platform.You will design scalable backend systems that connect core product with AI services, improving how thousands of patients and providers interact with MEDvidi daily.You will operate at the crossroads of...

A multinational technology firm based in Barcelona is seeking a Senior Back-End Developer to design and build robust backend systems. You will utilize Node.js and TypeScript while integrating AI-driven solutions in production environments. The ideal candidate has 5–7 years of experience, excellent communication and teamwork abilities, and must be fluent in...

Qonto is seeking a Senior Backend Engineer in Barcelona to help build the financial infrastructure that supports 750,000+ European SMEs.You will design and maintain highly scalable APIs and robust banking services that process real money in real time, with zero room for mistakes.You will join a mission-based team of 5–10 engineers, collaborating with...

Giesecke+Devrient (G+D) is seeking a Senior Java Backend Developer to lead secure, scalable microservices for the TSM platform in a hybrid setup at El Prat de Llobregat. You will drive backend design with Spring Boot 4, cryptography, and automated testing while collaborating across product and QA teams.Join a high-availability, enterprise-grade environment...

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...

Job-ID: ae870eab-d696-4af8-bd aReference: J-4332Location: Barcelona, SpainJob type: Permanent, HybridSalary: Up to EUR 56,000Category: Java, Spring MVC, Spring BootStack: Java, Spring, SpringbootContact: ás parte de un equipo técnico que desarrolla soluciones backend enfocadas en plataformas de conectividad dentro del sector turismo. Solicitar este puesto...

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. Es posible que un gran número de candidatos se...

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.comFormarás parte de un equipo técnico que desarrolla soluciones backend enfocadas en plataformas de conectividad...

Veepee is seeking a Software Engineer to join the Post Sales team. You will help Members manage their data, track orders and contact support, contributing to a key European e-commerce product. You will develop new features, review designs, ensure reliability and scalability, deploy via pipelines, and write technical documentation within an agile,...

Flexcompute is leading the transformation of engineering simulation with our revolutionary ultra-fast simulation technology. Our flagship products, including the industry-leading Computational Fluid Dynamics (CFD) software Flow360 and electromagnetic simulation software Tidy3D, are reshaping how simulations are conducted across diverse sectors. Founded by...

About the Role Our promotional features team is seeking a Senior Backend Engineer. This role is focused on developing and optimising promotional features for our gaming platforms, where performance, scalability, and cutting-edge solutions are paramount. If you’re a product-passionate person, your mind is keen to solve deep tech engineering problems, and...

Oxigent Technologies busca un/a Senior Automation QA para su equipo en Barcelona, dentro de un proyecto internacional de procesamiento y distribución de datos entre sistemas en el sector tecnología para la aeronáutica.Serás responsable de impulsar la calidad del software a lo largo del ciclo de desarrollo, definiendo estrategias de testing y...

Qualifyze is seeking a Senior Backend Engineer to join our Tech department. You will guide backend architecture, own complex tasks, and work with an international team to deliver scalable solutions. The role emphasizes clean architectures, testing strategies, and collaboration with DevOps, product managers, and design teams. You’ll operate in a hybrid...

Giesecke+Devrient (G+D) is seeking a Senior Java Backend Developer to lead secure, scalable microservices for the TSM platform in a hybrid setup at El Prat de Llobregat. You will drive backend design with Spring Boot 4, cryptography, and automated testing while collaborating across product and QA teams. Join a high-availability, enterprise-grade...

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...

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...

iTalenters seeks a senior Backend Engineer to design and develop features for our real-time decisioning platform. You will contribute to architecture decisions, implement robust Java/Spring solutions, and ensure scalable, testable code in production. Join a senior engineering team with autonomy, collaboration, and a flat culture in Barcelona. Hybrid work,...

Buscamos un/a Senior Software Engineer con experiencia en desarrollo de software empresarial y capacidad para trabajar en entornos complejos.La posición requiere disponibilidad para acudir 2 días a la semana a las oficinas del cliente en ViladecansExperiencia demostrable en desarrollo de software, con especialización en aplicaciones web y desarrollo...

Preply is looking for a Senior Full Stack Engineer in Barcelona to help shape the future of our learning platform. You will balance backend focus (Python/Django) with frontend work (React/Typescript), driving data-informed product decisions and scalable architecture.You’ll mentor peers, raise engineering standards, and partner with product, data, and UX...