Empleos de core telephony engineer en Madrid

The Apex Group was established in Bermuda in 2003 and is now one of the world's largest fund administration and middle office solutions providers. Our business is unique in its ability to reach globally, service locally and provide cross-jurisdictional services. Your career with us should reflect your energy and passion. Take the lead and we'll give you the...

The Mission We are looking for a Forward Deployment and a Core Engineer with experience in Python and AWS who wants to work on complex systems, scale production solutions, and be part of a company building the autonomous engine that transforms raw data into financial truth. What You’ll Do • Architect the Core: Design and evolve high-performance Python...

Nexthink in Madrid is seeking a Senior Platform Software Engineer for Core Infrastructure.Descubra si esta oportunidad es adecuada para usted leyendo toda la información que sigue a continuación.You will design, deploy, and run AWS infrastructure across multi-account setups, edge networks, and EKS platforms, while promoting GitOps automation and IaC...

At Goodweek, we're building a next-generation AI tool designed to revolutionize business productivity. We are focusing on delivering a secure, scalable, and reliable system that supports real business use cases across different departments. The goal is to make AI practical, controlled, and truly embedded in how modern organizations operate.Se anima a todos...

OneTrust is looking for a Senior Support Analyst to join the CORE Platform Support team in Madrid.¿Posee las habilidades y la experiencia adecuadas para este puesto? Siga leyendo para descubrirlo y envíe su solicitud.You will own complex technical support cases involving integrations, authentication, APIs, messaging, and platform-level functionality.You...

Ascendion is seeking a strong .NET/.NET Core Developer with ASP.NET Core Web API and REST API experience to join our engineering teams. You will design, implement, and deliver software components in an Agile environment, focusing on quality, scalability, and maintainability. The role requires deep knowledge of multi-threading, Docker containerization,...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Staff Engineer (Core & MLOps) based in Spain.This role offers the opportunity to shape foundational infrastructure powering large-scale web data products and distributed engineering teams. You'll own the architecture of core...

Platform Engineer (Core AI Team) - Madrid Responsibilities  Design and build platforms for our clients, enabling both engineering teams and business users to self-serve deployments and workflows – finding a balance between empowerment and control. Implement infrastructure to enforce application lifecycle plans, ensuring deployments are managed safely and...

OverviewIn this role you design and implement Rust-based services that power Kraken's core infrastructure, focusing on correctness, security, and maintainability. You will build scalable, observable, and fault-tolerant backend systems used by global trading and internal platforms. You collaborate with a broad engineering team to uphold high standards of...

OverviewIn this role you will strengthen Elasticsearch by building scalable, secure foundational infrastructure and shared features. You'll drive developer productivity through automation, and help Elasticsearch scale across serverless, cloud, and on‐premise environments. You work cross‐functionally with the ES team and open source communities to improve...

Vodafone Group Plc in Madrid seeks a Specialist Data Core Design and Engineering to enhance its IoT programme.Asegúrese de leer detenidamente la información sobre esta oportunidad antes de presentar su candidatura.This role involves designing mobile packet core systems, managing capacity, and mentoring team members.The ideal candidate will possess...

* Contributing to large, impactful projects that evolve the core infrastructure that underpins Elasticsearch * Making Elasticsearch developers more productive by identifying and developing opportunities for automation, and integrating agentic apps into development workflows * Designing and implementing new horizontally-scalable features and APIs in...

Randstad Digital España busca un Senior Java Engineer - Core Frameworks & Protocol Integrations para proyectos estables. Diseño y desarrollo de plugins, conectores de protocolos y su integración en pipelines CI/CD, además de escribir documentación técnica clara para el equipo.El puesto es híbrido con 2 días en Las Rozas, Madrid y 3 días de oficina....

Experteer Overview In this role you design, deploy, and run Nexthink’s AWS-based infrastructure that underpins the platform, enabling cross-team autonomy and scale. You’ll balance operations, automation, and new design to keep the estate reliable, secure, and cost-efficient while supporting multi-region, cell-based workloads. You’ll work closely with...

JOB DESCRIPTION: Primary Objective of Position The Field Service Engineer is responsible for performing planned maintenance activities, hardware and software upgrades (TSBs), providing backup first-line level one service, and assisting with installations and deinstallations. Main Responsibilities: • Provide first-line service to customers (service...

Platform Engineer (Core AI Team) - Madrid Responsibilities  Design and build platforms for our clients, enabling both engineering teams and business users to self-serve deployments and workflows – finding a balance between empowerment and control. Implement infrastructure to enforce application lifecycle plans, ensuring deployments are managed safely and...

Ascendion is seeking a strong .NET/.NET Core Developer with ASP.NET Core Web API and REST API experience to join our engineering teams.Puede obtener más detalles sobre la naturaleza de esta vacante y lo que se espera de los solicitantes leyendo la información a continuación.You will design, implement, and deliver software components in an Agile...

JetBrains in Madrid seeks a seasoned software engineer to help create and maintain foundational libraries for Kotlin core primitives used by hundreds of thousands of developers. You will become an expert in core domains of computer science, participate in a design committee shaping the Kotlin API, and contribute to standard Kotlin tools, specs and language...

Elastic is seeking a Senior Software Engineer to join the Elasticsearch team to build foundational infrastructure and shared functionality, enabling engineers to develop, extend, and support Elasticsearch across serverless, cloud, and on-premise environments. You will contribute across the stack, drive automation, and collaborate with diverse teams to...

Revolut Ltd in Spain is seeking a Platform Engineer to contribute to our core backend systems, from the event store to the transactional infrastructure that powers our fintech platform. You will ship components used across the engineering org, with small improvements saving time later. The role requires 7+ years of backend experience, a CS-related degree,...