Empleos de senior java software engineer fully remote en Madrid

Alignerr is seeking a Senior Machine Learning Engineer to author high-fidelity reasoning traces that teach cutting-edge LLMs how to think step by step. This is a fully remote, hourly contract role built for experienced ML professionals who understand model behavior at a deep level and can translate that understanding into structured, actionable training...

Neara is looking for a Senior Software Engineer (Backend) to join our remote engineering team. You will design, build, and maintain backend services in Go and Python across a microservices architecture. Your role involves collaborating closely with clients and taking ownership of features from inception to deployment.The ideal candidate has 7+ years of...

About Liferay Liferay, Inc. is a uniquely profitable B2B enterprise software company with 1,200+ fiery-eyed employees all across Europe, the Americas, the Middle East, Asia, and Africa. As a renowned provider of enterprise open source technologies, we have been recognized by Gartner for empowering businesses around the world to solve complex digital...

Jobgether SRL is seeking a Senior Animation Engineer in Spain to own animation runtime systems in Unity, spanning ECS/DOTS pipelines, GPU skinning, and shader work. The role involves close collaboration with Animators, Technical Artists, Gameplay Engineers, and Rendering Engineers to deliver production-ready features.You will drive R&D from prototypes to...

FYUL is seeking a Senior Back-end Software Engineer to join the Commerce Pillar. You will shape our commerce solutions by building reliable, scalable systems and collaborating with product teams. The role offers remote work options and an office in Riga, with flexible hours and strong emphasis on ownership and continuous learning. Ideal candidates have 5+...

https://corporate.lastminute.com/careers/job/?id=744000082005075&jobName=Software%20Engineer%20-%20Sales%20&Purchase The CompanyAt lastminute.com, we live for the holidays. We are the European Travel-Tech leader in Dynamic Holiday Packages. With technology, we turn spontaneous thoughts into meaningful experiences, helping people travel the world. Job...

Understanding Recruitment is looking for a Senior Software Engineer (C++) to join their remote team in Spain, focusing on high-performance trading systems. You will be responsible for building the infrastructure that enables fast and reliable trading.The ideal candidate has strong experience in C++, ideally in high-performance environments, and thrives in a...

Do you want to solve real customer problems through innovative technology? Do you enjoy working on scalable services in a collaborative team environment? Do you want to see your code directly impact millions of customers worldwide?At Amazon, we hire the best minds in technology to innovate and build on behalf of our customers. Customer obsession is part of...

Actualmente buscamos incorporar un/a COBOL & Java Modernization Engineer con experiencia contrastada en entornos de modernización de sistemas legacy, capaz de analizar aplicaciones mainframe, diseñar arquitecturas Java de destino y aprovechar herramientas de IA para acelerar procesos de transformación tecnológica con garantías de calidad y equivalencia...

Job Description: About the Team: Our Technology team drives the evolution of our Technology, Engineering, Data, Product and User Experience functions. With a keen focus on delivering cutting‑edge solutions, we shape the digital landscape for our customers, readers and users. From revolutionizing visuals to optimizing tools and harnessing the power of data,...

OverviewEn cdmon llevamos más de dos décadas construyendo una internet más accesible, segura y eficiente para miles de usuarios en España y el mundo. Somos mucho más que hosting, dominios y cloud: somos la infraestructura crítica sobre la que empresas y personas construyen su presencia digital. El rolEl Software Engineer Team Lead será responsable de...

We are still looking for the very Top Talent...and we would be delighted if you were to join our team! More 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...

Lever, Inc. is seeking a Senior Software Engineer in Spain to build a data-intensive platform and own features end-to-end. You will design backend Go services and frontend React/TypeScript interfaces, collaborating with product managers and engineers to deliver scalable solutions. You will contribute to architecture, testing, and production deployment, while...

Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any application or network, before employees notice the issue. As the first solution to allow IT to progress from reactive problem...

This is a highly technical role for an engineer who goes beyond frameworks and tools, with a strong understanding of distributed architectures, asynchronous messaging, low-latency systems java reactive programming (Vert.X, RxJava) and software design principles. You will have real influence over architecture and engineering standards, working in lean teams...

KenTech is seeking an experienced Senior DevOps Engineer to design, implement, and maintain scalable infrastructure and CI/CD platforms. You will mentor juniors, drive DevOps best practices, and collaborate with software, QA, security, and infrastructure teams to ensure fast, reliable software delivery.Ideal candidates have 4+ years in DevOps/SRE/Infra,...

Senior Backend Engineer Who is Parser? Technology alone does not create impact - the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement.We are a fast-growing team of 340+ engineers and...

Job Summary The Elite Job is looking for a highly skilled and motivated Software Engineer (Backend) to join our growing remote development team in Spain. This role offers the opportunity to work on innovative projects that power global digital solutions. The successful candidate will be responsible for designing, developing, testing, and maintaining scalable...

¡Únete a nuestro equipo en Grupo NS como Desarrollador/a Senior Java Backend! Buscamos profesionales con pasión por la tecnología y la innovación, que quieran contribuir a un proyecto emocionante en modalidad 100% remota.ResponsabilidadesDesarrollar y mantener aplicaciones backend utilizando Java y microservicios.Colaborar con otros desarrolladores para...

Harrington Starr is seeking a Senior AWS Infrastructure Engineer to own and optimise a latency-sensitive cloud platform for a fast-growing quantitative trading firm. This fully remote B2B contract role focuses on high-performance compute workloads and aggressive cost optimisation.The successful candidate will drive architecture decisions, reduce bottlenecks,...