Empleos de senior java backend engineer remote en Zaragoza

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A global leader in language and content services is seeking a Senior Full Stack Engineer to help modernize their core application using the latest technologies. This role involves collaborating with talented teams, developing features for various stakeholders, and ensuring high-quality software through best practices. The ideal candidate has extensive...

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...

Ledn is seeking a Senior Security Engineer & CISO (Spain) to fortify our product, cloud, and software delivery security. You will lead hands-on security work across AWS, Cloudflare, and GitHub workflows, while also serving as the Ledn Spain entity’s CISO.The role requires collaboration with engineering, risk, and compliance teams in a regulated...

La Fosse is seeking a Senior Platform Engineer to join an established engineering team modernising a large-scale AWS platform. This hands-on role focuses on simplifying a complex AWS estate and moving infrastructure under Terraform management.You will collaborate with Principal Engineers to migrate resources, enhance security, support agentic AI workloads on...

Logicalis Spain busca un/a Senior AI Engineer para unirse a su servicio de IA en una importante compañía del sector telecomunicaciones. Participarás en el diseño, desarrollo y despliegue de soluciones basadas en LLMs, modelos multimodales y sistemas multiagente, en entornos cloud y contenedores, con AWS.Se valorará experiencia en IA generativa,...

Jobgether SRL is recruiting a Senior Software Engineer in Spain to shape and scale an AI-driven market intelligence search platform. You will design and optimize distributed systems handling billions of documents with millisecond latency, mentor engineers, and drive platform modernization.The role emphasizes performance, observability, and collaboration...

AGE Solutions is seeking an experienced Sr. Network/Systems Engineer to design, implement, and optimize enterprise networking and hybrid infrastructure. The role requires DoD Top Secret clearance, IAT Level II certifications, and 8+ years of relevant experience.The position is remote within the United States with travel to client sites (CONUS/OCONUS) about...

NineTwoThree AI Studio seeks a Senior ML Engineer to bridge production software and advanced NLP. You will design, optimize, and deploy LLM-powered features and agentic pipelines, taking ownership from prototype to production across client projects. Working remotely with a global team, you’ll collaborate with frontend, backend, and DevOps, evaluate AI...

Radley James collaborates with a major international financial organisation to recruit a Senior AI Platform Engineer who will build an enterprise platform supporting AI agents, tools and integrations. This hands-on role blends AWS engineering, Python development and technical leadership.You will translate architecture into production services, guide...

Alvea Soluciones Tecnológicas busca incorporar un/a DevOps Senior para un proyecto en remoto, con experiencia sólida en automatización, infraestructura cloud, CI/CD y Kubernetes.Experiencia en IaC (Terraform/OpenTofu), Kubernetes, Docker y pipelines CI/CD (Jenkins/Bitbucket/GitHub). Se valoran ArgoCD, Kustomize, Helm y gestión de secretos. Se prioriza...

Job&Talent is seeking a proactive Senior Information Security Engineer to own incident management and drive the ongoing improvement of our security posture. This fully remote role offers flexibility within ±1 hour of CET and requires leadership in SecOps, threat detection, and cloud security across major platforms. You will collaborate with DevOps, mentor...

A staffing and recruiting agency is seeking a Senior QA Engineer to deliver high-quality software in a remote environment in Spain. The role involves manual and automated testing, collaboration with development teams, and ensuring product reliability. Ideal candidates have expertise in testing frameworks like Cypress and JUnit, along with strong...

Amaris Consulting is seeking a Senior AWS Cloud Engineer in Spain to join an international team. Design, deploy and maintain AWS infrastructure using Terraform, Python and shell scripting, with emphasis on multi-region architectures and disaster recovery.Required: 5+ years in AWS/DevOps roles, MongoDB expertise, Cognito/IAM/Secrets Manager/KMS knowledge, and...

Zemsania Global Group busca un/a Ingeniero/a de Desarrollo ATM con al menos 5 años de experiencia en ADA o C++, para diseñar, desarrollar e integrar soluciones ATM. Se trabajará en un equipo internacional, en entornos Linux y con control de versiones Git o ClearCase, con foco en calidad y mejora continua.La posición es 100% remota en España, con...

Jobgether SRL in Spain is seeking a Senior Product Design Engineer to own core product experiences end to end, blending product design judgment with design engineering and building production-ready components for a globally used scheduling platform.You'll work at the intersection of product design, frontend engineering, and design systems, building reusable...

Óscala is expanding its remote-capable Full Stack Senior Developer team to support a growing client base across Europe. You will enhance and maintain the Reseller platform, drive backend tasks in a multidisciplinary squad, and collaborate with Product and Customer Success teams to deliver scalable features with high quality.We value strong CS fundamentals,...

Plain Concepts is hiring a Senior AI Engineer in Spain who will design, train, and deploy AI/ML solutions for international clients. You will lead projects, mentor engineers, and own end-to-end components from data processing to production systems. Remote and office work options are available, with strong Agile practices and cross-functional collaboration....

Jobgether SRL is seeking a Senior VFX Engineer based in Spain to lead real-time visual effects across a major Unity3D game project. You will own critical runtime systems, develop shaders with HLSL and Shader Graph, and collaborate closely with artists and engineers to balance visual fidelity with performance.You will prototype new rendering approaches, build...

A leading IT outsourcing firm is looking for a Senior AI/ML Engineer to lead initiatives in fine-tuning large-scale AI models and build distributed AI architectures. The role is fully remote with some in-person sessions in Prague. Key qualifications include advanced skills in Python, deep learning, and experience deploying LLMs. Ideal candidates have strong...