Empleos de senior java backend engineer remote en Sevilla

Help Us Build The Future of Travel At Airalo, we're making it easier for people to stay connected wherever they travel.As the world's first eSIM store, we help millions of travelers access affordable mobile data in 200+ countries and regions around the world.Today, we're a team of 400+ people across 60+ countries, building a product used by travelers every...

Abacum, the leading Business Planning solution, is hiring a Software Engineer to join our Barcelona team. You will work on a multi-disciplinary squad building a real-time calculations engine and data visualisations, collaborating with designers, product, and other engineers.We value ownership, fast learning, and a hands-on approach to shaping our technical...

Zemsania busca un Senior Software Developer especializado en Java y React para unirse a su equipo. La persona seleccionada trabajará en proyectos innovadores y soluciones de software de vanguardia en un entorno dinámico, con claras oportunidades de crecimiento.Modalidad híbrida en Sevilla o Málaga. Se requieren 5–7 años de experiencia, dominio de Java...

Sobre el proyectoBuscamos un/a Senior Java Developer para incorporarse a un proyecto de larga duración en un entorno tecnológico complejo, trabajando principalmente en desarrollo backend y evolución de sistemas existentes.Buscamos un perfil con experiencia sólida en Java y Spring Boot, acostumbrado a trabajar con arquitecturas complejas y sistemas...

We're a London-based fintech on a mission to make ETF investing simple and accessible. Over 150,000 clients have trusted us with over £3 billion in assets - and we're just getting started.We've been featured byMoneyWeek,FinderandForbes, and we're growing fast with big ambitions.About the RoleWe're looking for aSenior Backend Engineerto join ourPayments...

About The CompanyScrambly is one of the fastest-growing adtech startups in the world, featured in the AppsFlyer Performance Index and Singular ROI Index in just 3.5 years. We're growing 250%+ YoY across revenue, team, product, and technology - fully bootstrapped and profitable. We're building the future of app discovery: a reward-powered alternative to the...

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...

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...

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 QA to...

Lever, Inc. is seeking a Senior Animation Engineer based in Spain to own animation runtime systems in Unity and drive data-oriented animation solutions.You will work across Animation, Tech Art, and Engineering to translate creative requirements into scalable, production-ready features.The role emphasizes R&D ownership, collaboration with Animators and...

Jobgether is seeking a Senior Software Engineer – Data Search based in Spain/Europe to build and improve a large-scale creator search system.You will work across the full search stack, including embeddings, ranking, and low-latency serving, handling hundreds of millions of profiles and media files.You will own features from discovery through production,...

Our client, a Fortune 50 leader in enterprise solutions and innovations, is seeking a Senior AI Engineer with Knowledge Graphs and LLMs skills to join their AI incubator to scout, incubate, and validate internal ideas.This role is part of a high-impact strategy leveraging Graph Neural Networks (GNNs) and Generative AI to redefine workflows, semantic search,...

Pure Storage, a leader in data storage and flash technology, seeks a Senior Pre-Sales Systems Engineer to join our dynamic team.You will work with the sales group to tailor solutions, demonstrate value, and win technical approvals across DAS, NAS and SAN environments.You will lead evaluations, build architecture presentations, capture customer requirements,...

Mercor is hiring a Senior Software Engineer for fully remote work.You will evaluate and enhance AI model capabilities across complex SWE tasks, collaborating with leading AI research teams to improve data and models.As an expert contractor, you will develop benchmarks, work independently, and shape model reasoning while ensuring timely delivery.This role...

A technology solutions provider in Spain is seeking a highly skilled Senior Data Engineer to lead the design and optimization of data historian solutions.The ideal candidate will have 3–5 years of experience with AVEVA PI and related tools, showcasing strong leadership and extensive knowledge of data integration.This full-time role offers the opportunity...

Novametal Industrial Service S.L. busca un Ingeniero/a Mecánico Senior para liderar el diseño de maquinaria industrial, desde la concepción hasta la validación, con sede en Madrid pero rol 100% remoto.La posición exige 7+ años de experiencia, dominio de CAD/CAE (SolidWorks, CATIA, ANSYS) y capacidad de gestionar proyectos de principio a fin de forma...

Jobgether SRL is seeking a Software Craftsperson/Typescript-II in Spain for remote, hands-on software engineering.You'll own end-to-end delivery, design scalable backends, and build AI-powered workflows using LLMs and agentic tools.You'll work with modern AI tech, mentorship, and robust engineering practices in a collaborative, remote-first...

Lever, Inc. is seeking a Senior VFX Engineer in a fully remote arrangement to power real-time visual effects within a major Unity3D project.You'll own shader pipelines, particle systems, and runtime VFX architectures while balancing performance with visual ambition.The role requires close collaboration with artists and engineers to translate creative goals...

Wizeline in Barcelona is seeking an experienced iOS native mobile developer to design and implement high?quality apps using Swift and SwiftUI.You will drive technical discussions, shape architecture, and collaborate with product teams to deliver scalable, impactful mobile solutions in a remote?friendly, flexible work culture.We value creativity and learning,...