Empleos de senior python software engineer en Barcelona

Senior Software Engineer with Practical DevOps Experience At TOPIC (in the Netherlands) we work every day on high-tech innovations that make the world smarter, healthier, and better. We are looking for someone who combines deep programming expertise with a strong affinity for DevOps and automation. Are you an experienced Senior Software Engineer who...

Fliff is building data-driven sports gaming platforms with real-time data pipelines and a focus on correctness, observability, and resilience. We seek a Senior Python Engineer to own core backend systems.You will work on sports data ingestion, transformation, and distribution, collaborating across squads to ensure timely, accurate data feeds and reliable...

Novartis Digital Finance in Barcelona seeks a Senior Python Developer to design scalable Python applications powering AI-driven finance decisions. You’ll deliver secure backend services, APIs, and cloud-native integrations while mentoring peers in a hybrid Barcelona environment.Expected to collaborate with data scientists to operationalize ML/AI, build...

Tamarind Intelligence en Barcelona busca un Senior Full Stack Engineer con foco en ciberseguridad para una plataforma de gestión de vulnerabilidades a escala global. El puesto es híbrido, con autonomía en decisiones técnicas y oportunidad de crecer hacia Tech Lead.Se valora experiencia fuerte en Python/FastAPI, React y entornos cloud (AWS); experiencia...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz Production and PreZero. At the same time, we operate as an independent provider in the external market to...

In this role you will design, develop, and refine software solutions to enhance user experience and product quality at Wolters Kluwer. You will collaborate with cross-functional teams to align designs with customer needs and industry standards, optimize performance, and drive reliable delivery. This position offers the chance to work on impactful,...

Emburse Barcelona team is seeking a senior software engineer to help advance our enterprise expense and invoicing platform. You will contribute to Java development, design REST APIs, and work within a hybrid model to deliver scalable microservices.You’ll collaborate with product, analytics, and UX teams, mentor peers, and help drive secure, high-quality...

Smadex is a cutting-edge ad-tech company based in Barcelona. We seek a Software Engineer with 2–4 years of experience to tackle complex engineering challenges in real-time bidding systems.You will work on core platform features using NodeJS and Java, participate in code reviews, and help shape architecture in a fast-paced, collaborative team. The role...

We power people’s progress. At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We power people’s progress. At Preply, we’re...

Tempus is seeking a Senior Software Engineer in Barcelona to deliver GenAI-powered solutions within the One Platform engineering team. You will collaborate with cross-functional partners to advance cancer research and patient care, tackling data-driven problems and mentoring teammates in an agile setting.You will write scalable software and champion best...

As a Software Platform Engineer at Preply, you will own the availability and performance of mission-critical services while expanding platform tooling and automation. You will work closely with cross-functional teams to improve scalability, observability, and incident response, shaping core services used by production traffic. The role blends software...

Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by millions globally to protect their freedom, fight censorship, and keep...

Capitole Consulting busca un Ingeniero de Software para ampliar y evolucionar la Omron Software Platform en el equipo de Barcelona. Participarás en el desarrollo de software para configurar y programar drives en automatización industrial, trabajando con un equipo multidisciplinario y un marco global de desarrollo.La posición exige 5+ años de experiencia,...

System design feature (60 min)Hi, we’re Back Market.We’re here to help make tech reliable, affordable, and better than new. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new.Yep, you read that right. Turns out refurbished...

About SeqeraSeqera is on a mission to empower scientists and organizations to solve humanity's biggest challenges through data-driven science. As the company behind Nextflow and the Seqera Platform, we enable global enterprises, biotech innovators, academic institutions, and public sector organizations to scale complex data workflows with confidence. We're...

BarcelonaEngineering – Engineering /Full-time /HybridWho we are: At Rover, pets and their people are at the heart of everything we do. We connect pet parents with trusted pet care across the U.S., Canada, Europe, and Australia.Headquartered in Seattle and Barcelona, we’re a values driven, fast-growing tech company focused on building safe and...

In this role you will help shape Factorial’s AI-driven Operations domain, building tools for managers and HR to streamline recruitment, performance, engagement, and trainings. You will design and ship AI-enabled features that scale across many companies, focusing on reliability, user experience, and production readiness. You’ll work with cross-functional...

In this role you will design and deliver AI-powered backend capabilities within Clarivate's Cortellis CMC platform in Barcelona. You will own architecture and delivery, collaborating with distributed engineering teams to build scalable, reliable systems that power regulatory intelligence for life sciences. You’ll tackle data and performance challenges, and...

Lengow in Barcelona is seeking a Senior Software Engineer to join the Market Intelligence team. You will design, build, and maintain AI-driven features, collaborating with the Engineering Manager and Product Manager to deliver scalable SaaS capabilities. You will explore ML/DL models and LLM-based insights, own projects from discovery to delivery, and help...

Smadex is a cutting-edge ad-tech company: we process more than 4,5 million ad requests per second , replying under 100ms (for reference, the Google search engine handles ~76,000 QPS). Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day. If you are ready to boost your...