Empleos de senior backend engineer java en Barcelona

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...

HireHi in Barcelona is seeking an experienced backend engineer to own end-to-end delivery of product features, from requirements through production, ensuring quality and customer value. You will collaborate with product and technical teams to manage dependencies, mentor junior engineers, and contribute to architecture while raising engineering standards. The...

Sage is seeking a Senior Backend Developer to join our HCM localisation team based in Barcelona. In this hybrid role, you will design and maintain scalable backend services for our cloud-based enterprise product. Strong expertise in Scala, MySQL, and AWS is required. The candidate will work collaboratively to improve product performance and maintain robust...

Factorial is seeking a Senior Software Engineer to join our Data Ops team. You will own the backend architecture of internal sales, invoicing, and billing applications, building resilient, scalable APIs and cloud workflows that power finance and customer experiences.You’ll collaborate with design and product, integrate payment platforms like Stripe or...

OneSpan Inc. in Barcelona is seeking an experienced Senior Backend Engineer to join the local backend team and drive features from conception to production with a customer-first mindset. You will own delivery, mentor engineers, and participate in architectural discussions, using Java, Spring Boot, SQL, AWS, and Kubernetes to build scalable backend services...

NeuralTrust in Barcelona, Spain, is seeking a Senior Software Engineer to scale our platform and advance AI security technologies. You will contribute to backend systems using Go and Python, own end-to-end initiatives from design to deployment, and collaborate with a talented, multi-skilled team.The role emphasizes building robust, secure, and measurable...

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...

Quintall is seeking a Senior Backend Developer to join its IT Digital Marketing team in Barcelona. You will design, build, and continually improve backend services and APIs that support digital marketing and sales capabilities.As a senior member of an international Agile team, you will own backend solutions, contribute to architecture and standards, and...

Una plataforma SaaS en crecimiento busca un/a Senior Backend Engineer que diseñe y desarrolle servicios backend escalables usando Django y Python. Este rol clave incluye mentorizar a ingenieros junior, implementar buenas prácticas y colaborar en un entorno Agile. Se requiere experiencia en cloud computing y habilidades de comunicación excepcionales....

Amphora Logistics busca un Backend Developer con Python para unirse al equipo de Atenea, nuestro software de gestión logística inteligente. Desarrollarás servicios backend, APIs y arquitecturas orientadas a eventos, trabajando en una plataforma cloud-native para miles de operaciones diarias.Trabajarás de forma cercana con producto y equipos tecnológicos...

MediaMarktSaturn Plattform Services GmbH in Barcelona is seeking a senior backend developer to design, implement and operate scalable services for our Global Loyalty ecosystem. You will work with Kotlin, GCP, and modern DevOps practices to deliver reliable solutions that power millions of interactions across Europe.The role emphasizes event-driven...

Fin Tech Collective, LLC is seeking a Senior Software Engineer for the Core Platform team that runs a real-time payment ledger. You will work on how transfers are accepted, recorded and confirmed, with strong emphasis on correctness under high concurrency. You’ll own design, write tests, review code, profile performance, and lead cross-team initiatives...

A leading super app company in Spain is looking for a Backend Staff Engineer to drive technical standards across their consumer domain. This role involves leading backend engineers, contributing to architecture decisions, and mentoring junior developers. The ideal candidate has at least 10 years of experience in backend engineering with NodeJS and...

ERNI in Barcelona, Spain seeks a senior software engineer to develop scalable enterprise applications and AI-enabled solutions. You will apply Java, Spring Boot, React, Next.js and MUI to build secure, reliable products and collaborate with multidisciplinary teams. As a senior professional, you will have autonomy to influence project decisions, mentorship...

Cognizant Spain is seeking a Sr Quality Engineer to design robust test strategies and automation frameworks using Java and Karate, within a hybrid work model.Asegúrese de enviar su solicitud rápidamente para maximizar sus posibilidades de ser considerado para una entrevista. Lea la descripción completa del puesto a continuación.You’ll collaborate with...

Overview In this role you help build Aeron Sequencer, a distributed, replicated-state-machine platform for capital markets. You will work with cross-functional teams to design and optimize systems that other engineers rely on for performance and reliability. You’ll influence product decisions, architecture, and engineering practices while delivering clean,...

At Adaptive, we partner with capital, commodity and digital market participants, and we see technology as a true differentiator. Our experienced teams design and deliver complex front-office technology solutions, using our proven accelerators to create long-term competitive advantage. Our clients include the world's leading investment banks, investment...

A leading financial technology company in Barcelona is seeking an experienced Java Developer to contribute to their enterprise SaaS applications. This role involves mentoring, guiding developers, and working in an agile environment to enhance the quality of the product. Ideal candidates will have a Bachelor's degree, strong Java skills, and experience with...

Rover is looking for an experienced backend software engineer to join our Trust & Safety Engineering team in Barcelona. You will design, build, and maintain scalable backend systems, collaborate with product, design, data science, and frontend engineers, and apply AI-augmented workflows to shipping code. We value strong coding practices, ownership, and a...

Capitole busca un Senior QA Automation Engineer para un equipo técnico, definiendo la estrategia de testing y automatizando pruebas de aplicaciones y servicios backend. Se trabajará con APIs REST, JSON y OpenAPI/Swagger, además de técnicas de mock y virtualización para desacoplar dependencias. El rol implica diseñar frameworks, ejecutar pruebas,...