Empleos de senior backend software engineer en Barcelona

At Fourthline, our mission is to fight financial crime. We help protect the global financial system by verifying millions of identities for banks, neobanks, online brokers, crypto exchanges, and insurers like N26, Trade Republic, flatexDEGIRO, Nationale Nederlanden, Qonto, Shine, Solarisbank, and more. Having started our journey in January 2018, we're...

OverviewIn this role you will shape a high-performing, distributed backend platform that handles recipe execution, events, and jobs. You'll work with a cross-functional team to scale and secure complex systems, balancing performance, durability, and concurrency. You'll contribute across the full development lifecycle, improving the core engine and...

Overview In this role you will shape a high-performing, distributed backend platform that handles recipe execution, events, and jobs. You'll work with a cross-functional team to scale and secure complex systems, balancing performance, durability, and concurrency. This is a mission-critical position at a leading software company offering strong compensation...

We Are Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact. We are looking for...

Smadex is a cutting-edge ad-tech company: we process more than 4,5 million ad requests per second, replying under 100ms (for reference, the Google search engine handles ~76,000 QPS). Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day. We need you to help us keep our...

About The Role Theia Insights builds foundational financial intelligence products, including industry classification, knowledge graphs and factor risk models, for institutional investors. We serve some of the largest asset managers, hedge funds, index providers and sell-side banks. About The Role Theia Insights builds foundational financial intelligence...

Requirements for a Senior Software Engineer position: Bachelor's or Master's degree in Computer Science, Engineering, or related field. Experience designing modular, maintainable software architectures with testability in mind. Solid understanding of object-oriented design, design patterns, SOLID principles, and clean coding practices. Proficiency in one or...

We are HCLTech, one of the fastest-growing large tech companies in the world and home to 220,000 people across 60 countries. We supercharge progress through industry-leading capabilities centered around Digital, Engineering, Cloud, and AI. Our diverse, creative, and passionate people are the driving force behind our work, consistently raising the bar for...

Job ID: 31161202Company: Abbott LaboratoriesLocation: Spain - BarcelonaJob Type: Full timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend) ABOUT LINGOLingo Lingo is building a cutting‐edge digital health platform that fuses continuous biosensor data, high‐performance backend engineering, and...

Job ID: 31161202Company: Abbott LaboratoriesLocation: Spain - BarcelonaJob Type: Full timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced...

Job ID: 31161202Posted: Posted YesterdayStart Date: 2026-09-08Location: Spain - BarcelonaTime Type: Full timeJOB DESCRIPTION:Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier,...

Senior Software Engineer (Backend) ABOUT LINGO Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that...

At Fourthline, our mission is to fight financial crime. We help protect the global financial system by verifying millions of identities for banks, neobanks, online brokers, crypto exchanges, and insurers like N26, Trade Republic, flatexDEGIRO, Nationale Nederlanden, Qonto, Shine, Solarisbank, and more. Having started our journey in January 2018, we're...

A little bit about Flanks 🚀Flanks is shaking up the wealth management industry by making it simpler and way more efficient for financial institutions. Our SaaS platform is designed to help banks, family offices, and wealth managers get a full picture of their clients' financial assets—all in one place. 💼💡Founded in 2019 and based in Barcelona,...

About the role We are seeking a skilled Backend Engineer to join our dynamic engineering team. This role focuses on building scalable, robust software solutions using modern development practices. The ideal candidate will participate in high-level technical decisions, mentor team members, and help the team grow as the company expands.Key...

BarcelonaEngineering – Engineering /Full-time /HybridWho we are: At Rover, pets and their people are at the heart of everything we do. We connect pet parents with trusted pet care across the U.S., Canada, Europe, and Australia.Headquartered in Seattle and Barcelona, we’re a values driven, fast-growing tech company focused on building safe and...

Job ID: 31161202Company: Abbott LaboratoriesLocation: Spain - BarcelonaJob Type: Full timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced...

Job ID: 31161202Company: Abbott LaboratoriesLocation: Spain - BarcelonaJob Type: Full timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‐edge digital health platform that fuses continuous biosensor data, high‐performance backend engineering, and advanced...

Job ID: 31161202Company: Abbott LaboratoriesLocation: Spain - BarcelonaJob Type: Full timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend) ABOUT LINGOLingo Lingo is building a cutting‐edge digital health platform that fuses continuous biosensor data, high‐performance backend engineering, and...

Overview As a Senior Software Engineer on the Integrations Team, you will shape how Elastic appears in the AI ecosystem. You will build and evolve the MCP server and its supporting infrastructure in Go, enabling Elastic to connect with third‐party AI tools and ecosystems. health coverage for you and family Responsabilidades Build and evolve the Elastic...