Empleos de staff backend engineer en Madrid

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. That takes high standards, high velocity and engineers who own what they ship. Today, we serve over 6 million clients, with more than €38 billion in assets under management. At that scale, performance, reliability and...

We are on a mission to pioneer the world’s next era of play. As we grow across Europe and Latin America, we’re building The Playstack—the technology powering the next generation of sports, gaming, and fan experiences. Join us, and help make it the most widely used platform in the world! From operations, to marketing, to product, we are looking for...

We’re on a mission to make money work for everyone.We’re waving goodbye to the complicated and confusing ways of traditional banking.After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts, accounts for 16‑17 year olds, a free kids...

About The Role LeoVegas Group is building a world-class Sportsbook platform. Within the Sports domain, we work in a high-volume, real-time environment where speed, correctness, scalability and reliability are critical, building the services that transform incoming sports, trading and pricing data into experiences used by millions of customers.We are looking...

We are on a mission to pioneer the world's next era of play. As we grow across Europe and Latin America, we're building The Playstack—the technology powering the next generation of sports, gaming, and fan experiences. Join us, and help make it the most widely used platform in the world! From operations, to marketing, to product, we are looking for talented...

About us Aave Labs began with a simple question: how do we make financial services like borrowing, saving, and earning more accessible globally?We built the Aave Protocol, now the world’s largest and most trusted onchain lending market, connecting decentralized finance with individuals, traditional finance, and fintech.Today, we build trusted, high-quality...

About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies-from the world's largest enterprises to the most ambitious startups-use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead....

Description: Who we are About StripeStripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a...

Trading 212 is seeking a Staff Backend Engineer to shape technical direction across teams. You will tackle problems that span services, with hands-on coding and architectural judgement, and you won't have direct people management responsibilities. You will own system boundaries, drive decisions, improve performance and data integrity, mentor engineers, and...

Job Title Staff Backend Engineer – Remote, EuropeBase Pay Range $120,000 – $200,000 per year, plus equity 0.5%–1%AccountabilitiesDesign, develop, and scale high‑traffic backend services, APIs, and runtime systems.Build developer interfaces, SDKs, and tools that enhance developer experience.Collaborate with customers to understand and solve...

A progressive tech company in Madrid is seeking a Staff Backend Engineer for the Treasury Management team. The position involves designing and maintaining scalable backend systems primarily using Kotlin. You will have ownership of service architectures in a financial context and collaborate with cross-functional teams. The ideal candidate will possess...

BarcelonaTech & Data – Backend /Full-time /RemoteOur mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot,based on 55,000+ reviews. Our cultureputs customer satisfaction at the core of what we...

Grafana Labs is hiring for a remote, globally distributed engineering role with a focus on building and maintaining scalable alerting and cloud services. The team embraces open-source roots and a collaborative culture, empowering engineers to own reliable systems across distributed environments. You will influence roadmaps, deliver features end-to-end, and...

Job Post : This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Staff Product Engineer, Backend in Spain. This is an exceptional opportunity to help shape the future of modern observability platforms by building scalable backend systems that power mission‑critical billing, metering, and infrastructure...

Scopely is seeking a Staff Server Engineer to join our new unannounced project in Barcelona on a hybrid basis (three days on-site). You will lead backend features for a large-scale MMO game and collaborate with cross-functional teams. You will mentor engineers, optimize scalable architectures, and uphold code quality. Visa sponsorship and relocation support...

Aave Labs is hiring a Staff Backend Engineer to build the backend infrastructure behind Aave App, a consumer savings app that makes onchain financial products simple, secure, and intuitive.The role focuses on the systems between blockchain protocols and consumer experiences, including accounts, wallet services, transaction orchestration, indexing, and APIs...

Grafana Labs is seeking a Staff Backend Engineer to help build the AI-native data intelligence system for a new context layer. You will design backend services for ingestion, storage, and retrieval, and enable agent-facing workflows in a highly autonomous, cloud-native environment. This remote-first role offers ownership, rapid iteration, and collaboration...

Grafana Labs is seeking a Staff Backend Engineer for Alerting to help scale and improve our alerting platform. The role is 100% remote with applications from Spain, focusing on distributed backend systems and open‑source collaboration. You will influence the roadmap, deliver features, and own services from ideation to production. This role emphasizes...

EdgeTier in Catalonia is seeking a Staff Software Engineer to own delivery from design through release. You’ll architect core product APIs, services, and databases, write high quality Python code, and guide AI coding tool usage while maintaining production quality. You’ll mentor engineers, review code, monitor performance, and shape architectural...

Preply Inc. is seeking a Staff Engineer in Barcelona to shape technical strategy and own architecture for scalable AI-enabled learning systems. You will drive cross-team initiatives with Engineering and Product leadership and raise the bar for engineering excellence. You’ll mentor senior engineers, influence technical decisions, and ensure performance,...