Empleos de senior javascript engineer en Sevilla

BrightSide busca un Software Developer con al menos 5 años de experiencia para desarrollar una plataforma utilizada por miles de usuarios.Trabajará con un equipo para crear herramientas que escalan y automatizan procesos en la administración digital de fincas, proponiendo mejoras en la experiencia de desarrolladores.La posición es 100% remota con horario...

Solera Holdings, LLC.seeks a Senior Cobol Developer to join our global software team.You will develop and maintain Cobol applications across our platforms, collaborating with engineers across multiple layers of the infrastructure.We value problem solving, high-quality delivery, and continuous learning.The role requires 6+ years COBOL experience, Agile, and a...

Intellia is seeking a Senior Python Backend Engineer to design and build scalable backend services for agent-to-agent communication on AWS AgentCore platforms. You will work on Python-based backends, API integration, and asynchronous event-driven patterns to enable robust multi-agent interactions.The role emphasizes API design, registration and discovery...

ARQUIMEA Advanced Systems in Torrejón de Ardoz, Madrid, seeks a Master's-educated Naval Engineer to design and validate unmanned vessels (USVs) and unmanned submarines, covering hull, propulsion, sensors, and onboard integration.You will develop navigation and control algorithms, supervise technical documentation, coordinate with engineering, production,...

Lever, Inc. is seeking an experienced Offensive Security Engineer based in Spain to join a hands-on security team.You will simulate sophisticated attacks across cloud compute, storage, networking, and AI infrastructure, contributing to scalable red team programs and security research.You will work with detection and security engineering teams to validate...

Indra busca un/a Ingeniero/a de seguridad aplicativa para realizar análisis SAST/DAST y validación manual de vulnerabilidades en código y aplicaciones desplegadas.Se trabajará en proyectos nacionales e internacionales, evaluando APIs y servicios, con foco en seguridad de software y prácticas seguras.Se requiere experiencia en OWASP Top 10, herramientas...

Appfire, a remote-first team with 800+ employees across 28 countries, seeks a Senior Fullstack Engineer (TypeScript, Node.Js and Effect.Js) in Spain.You will contribute to JMWE and JMCF products, shape product decisions, and collaborate with cross-functional teams.The role offers equity eligibility, health insurance, a €400 sport allowance, and a monthly...

Félix is seeking a Senior Software Engineer to shape the core architecture of its fintech platform.You will contribute within one of the Payments, Disbursements, or GRC squads, building scalable backend microservices and ensuring secure, compliant financial workflows.You will collaborate across product, operations, and compliance teams, drive architectural...

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...

Lever, Inc. is partnered with a company seeking a Senior Full Stack Engineer based in Spain.You will build scalable applications using .NET/C#, React/Redux, and SQL databases, with GCP and CI/CD practices.The role blends hands-on coding with architectural input and mentoring, in a remote-first environment.You will collaborate with product and design teams...

T-Systems, part of the Deutsche Telekom Group, is seeking a Senior Software Developer with Java, Angular and DevOps skills.You will design, implement and maintain backend, frontend, and deployment pipelines for a range of business challenges in a global setting.You will work with Java, Spring, PostgreSQL, Angular/TypeScript, Docker and Kubernetes,...

Lever, Inc. is seeking a Product Engineer based in Spain to join a fast-growing AI environment.You'll own features from idea to release, shaping frontend with Next.Js and backend with Django and PostgreSQL, and work directly with the founder to bring ideas into production.This role offers high autonomy, minimal meetings, and the chance to influence 3D...

Lever, Inc. is partnering to fill a Senior Staff Engineer – Payments role in Spain.You will lead the Payments squad, define architecture, coach engineers, and own delivery outcomes while balancing speed, quality, and cost.This is a hands-on leadership position shaping foundational payment infrastructure for a fast-moving tech company with a remote-first...

IT Labs is seeking a seasoned DevOps/Cloud Infrastructure Engineer to join our EU-based delivery teams.You will design, deploy, and secure CI/CD pipelines for AI-driven enterprise applications, using Terraform or CloudFormation across cloud environments, and help harden cloud platforms.You will collaborate with IT and security teams, manage Kubernetes...

Trbl Services en Madrid busca un profesional con más de 5 años de experiencia en desarrollo front-end para diseñar, desarrollar y mantener interfaces web y móviles modernas con Angular e Ionic.Se ofrece teletrabajo adaptable, contrato indefinido y un entorno internacional de proyectos de gran escala, con formación continua y beneficios sociales.Se...

ClickHouse is seeking a skilled software engineer to build AI-powered features across the full stack, from backend inference to intuitive frontend interfaces within the ClickHouse Cloud platform.You will create robust APIs, integrate AI/ML models, and maintain ecosystem integrations while ensuring production-grade quality with monitoring and observability.A...

Lever, Inc. is seeking a Senior Software Developer (Node.Js/Python) based in Spain.You will design, develop, and operate scalable backend services and AI-enabled components, collaborating with AI engineers and cross-functional teams to deliver production-grade APIs.You will own technical decisions, enforce coding standards, and mentor peers while working in...

A forward-thinking financial technology firm in Spain is looking for an AI Senior Engineer to build and scale AI and data infrastructure.In this role, you'll design and implement Python services, collaborate with AI/ML engineers, and develop scalable pipelines.Ideal candidates will have 5+ years of experience in backend engineering and strong skills in...

q.beyond ibérica S.L. is seeking a Senior Data Engineer to own and evolve the central data platform on Microsoft Fabric, including lakehouse and medallion patterns.You will build robust ETL/ELT pipelines, integrate ERP sources like SAP S/4HANA, and shape semantic models in Power BI. You will establish data governance, monitoring, CI/CD with Git and Azure...

This position is listed on behalf of a partner company, who manages all applications and next steps.Our partner is looking for a Senior Software Engineer (Golang/TypeScript/React) - Independent Contractor based in Spain.This is a senior engineering opportunity focused on building and evolving a data-intensive platform used by major global organizations and...