Empleos de senior java backend engineer microservices en Barcelona

Amaris Consulting in Barcelona is seeking a Senior AI Engineer to design, develop and operate scalable AI solutions on Azure. You will join multidisciplinary teams to deliver secure, cloud-based backend systems and APIs in an agile environment. You will mentor teammates, collaborate with data scientists and frontend developers, and help advance Generative AI...

Macadam is seeking a Senior Backend Developer to own the server-side infrastructure powering our app for millions of walkers. You will design robust APIs, optimize data models, and implement caching to ensure performance at scale.The role is based in Barcelona, with a hybrid culture and strong collaboration with mobile, product, and data teams. We value 6+...

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. WHY JOIN US If you're looking for a place to grow, make an...

UST – Company OverviewMore in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees all over the world and presence in more than 35 countries. We are leaders in digital technology services, providing large-scale technological solutions to leading global...

Scrambly S.r.l. is seeking a Senior Backend Engineer to help build the core systems behind Scrambly. You’ll work on user-facing product systems and the internal platform, solving scalability challenges for a global, adtech product. You’ll design and maintain scalable Node.js/NestJS RESTful APIs, mentor engineers, and collaborate with Product, Design and...

Backend Engineer focused on distributed tracing and observability, building scalable services for data ingestion, analysis, and delivery using Kotlin, Java, Kafka, and Redis.

InvestEngine is a London-based fintech hiring a Senior Backend Engineer to join the Payments Team and help scale a business-critical part of our platform. You’ll design, develop and maintain backend services in Python 3.11 using Django/DRF, build RESTful APIs, and work with MySQL and Redis. The role emphasizes reliability, performance and long-term...

Kraken is seeking a Senior Software Engineer to lead the Consumer team, owning the architecture of Rust backend services powering trading, payments, and crypto experiences. You will drive end-to-end ownership, mentor engineers, and collaborate with product leadership to shape roadmaps. A strong emphasis on AI-assisted development and high-quality user...

Allianz Technology is seeking an Applications Support specialist to manage the lifecycle of applications within the portfolio. You will implement updates, patches and security measures to keep systems compliant and secure.Responsibilities include monitoring performance, troubleshooting incidents, and collaborating with IT teams to ensure smooth integration...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Estamos creando una casa para la Tecno Élite: profesionales que quieren trabajar con grandes corporaciones en retos reales, con equipos pequeños, muy buenos y con...

Tamarind Intelligence in Barcelona, Spain, is looking for a Senior Software Engineer (Java Spring Boot) to join a team building an authentication and authorization platform that centralizes login across applications within the Haufe ecosystem.You’ll work in a hybrid environment with 12 office days per quarter and up to 8 weeks of remote time, collaborating...

Spain (Remote)Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture. Grafana Cloud, our fully managed observability platform, is flexible and built for scale. With Grafana Cloud's actually useful AI, organizations can see, understand, and act on all their...

Dow Jones in Barcelona is seeking a Staff Software Engineer to modernize real-time news systems and content services such as Newswires, Factiva and the Wall Street Journal. You will design and deploy high‑quality, scalable backend solutions using AWS, Kubernetes, Kafka and Gen AI. You should have 7+ years of backend experience, Java in Linux, RESTful APIs,...

Lever, Inc. is seeking a Senior Backend Software Engineer for its Future Hiring Program, based in Spain.You will join a forward-thinking engineering team delivering high-impact software for global enterprise clients across diverse industries. Working remotely within Europe, you will contribute to design, development, and deployment of scalable backend...

Naphora Games Group is seeking a Senior Backend Engineer to design, build, operate, and scale robust backend systems and platforms. This fully remote role aligns with our Saudi working schedule (Sun–Thu, 9:*****:00 KSA time).You will work across backend services, databases, and integrations, focusing on reliable, scalable solutions that support large user...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Software Engineer – Future Hiring Program based in Spain.Join a forward-thinking engineering team delivering high-impact software solutions for global enterprise clients across diverse industries.As part of a...

We’re on a mission to make money work for everyone.We’re waving goodbye to the complicated and confusing ways of traditional banking.After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts, accounts for 16‑17 year olds, a free kids...

Traka (Assa Abloy) is looking for a Go Backend Cloud Native Engineer to join their Hospitality division. This role involves designing the transition from monolith to microservices and working on cloud-native applications within their R&D department.The ideal candidate has experience in backend development, API design, and Kubernetes. The position offers...

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 over...

Traka (Assa Abloy) is looking for a Go Backend Cloud Native Engineer to join their Hospitality division. This role involves designing the transition from monolith to microservices and working on cloud-native applications within their R&D department.The ideal candidate has experience in backend development, API design, and Kubernetes. The position offers...