Empleos de senior python backend en Barcelona

Our client is a global technology and communications organisation providing mission‑critical digital infrastructure and services to the aviation industry. Its technology supports airlines, airports and other aviation stakeholders across a highly distributed international environment, where reliability, scalability and operational resilience are...

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’ve just reached unicorn status with a $150M...

Company DescriptionWork smart, have fun and make an impact!EcoVadis is the leading provider of business sustainability ratings. Our solutions are backed by an international team of experts and powerful technology. We analyze data and build sustainability scorecards that give companies actionable insights into their environmental, social and ethical risks.Be...

## Desarrollador/a Senior PHP* #### País: España* #### Provincia: BARCELONA* #### Descripción: Evolutio nace después de más de 30 años prestando servicios en el mercado español con la marca BT (British Telecom) con una nueva visión: ser el socio de confianza que acompaña a las empresas en el proceso de Transformación asociado a la adopción de las...

Your Role: Ready to shape the future? As Senior Cloud Solutions Architect, you will be actively designing, implementing, and operating cloud-native backend systems and data services on AWS, contributing directly to our Data & AI platform and R&D product roadmap. You write production code, build pipelines, own deployments, and take end-to-end accountability...

Job overview With our growing customer base and our expansion into new markets and use cases, we have more to build than ever at Affinity as we execute on our vision to put relationship intelligence at every professional's fingertips. Position Senior Software Engineer in the One Platform team. You'll be one of our first team members in our brand-new...

## SENIOR SYSTEMS & NETWORK ENGINEERApplylocations: Barcelona Campus - Building Itime type: Full timeposted on: Posted 3 Days Agojob requisition id: JR100300**Conócenos**En **Zitro** somos un referente global en la industria del juego. Desde nuestros inicios en 2007, no hemos dejado de crecer y expandirnos internacionalmente.¿Qué hace posible todo...

Moody's Corporation in Barcelona is seeking a senior web software developer to design and deliver scalable cloud-native and AI-driven solutions. You will work across teams to build modern full-stack applications, with a focus on Python/TypeScript, serverless microservices, and data-heavy platforms.You will collaborate with AI initiatives and ensure robust,...

Job Description Our partner is looking for a Senior Thermal Engineer to own the thermal architecture for advanced compute hardware, from die and package level analysis through liquid cooling, sled design and rack level heat rejection. This is a senior individual contributor role with strong technical ownership. You will define thermal budgets, cooling...

Senior Data Scientist (They/She/He) - (Hybrid)As you contemplate your future, you might be asking yourself, what's the next step? We're seeking an experienced Senior Data Scientist to join our team in Barcelona. Lea el resumen de esta oportunidad para comprender qué habilidades, incluidas las habilidades interpersonales relevantes y el dominio de paquetes...

Minka builds real-time payment infrastructure. At the centre is a cloud-hosted ledger that banks, wallets and payment schemes settle through. The Core Platform team builds and runs that ledger. As a Senior Software Engineer on this team you work on the parts of the system that every payment passes through: how a transfer is accepted, validated, recorded and...

¿Te interesaría seguir desarrollándote como Ingeniero/a de Producto IA Senior en una multinacional líder del sector retail y moda, participando en un proyecto clave de I+D enfocado en el futuro tecnológico y la transformación digital de la compañía?Desplácese hacia abajo para ver todos los requisitos del puesto y las responsabilidades que pueden...

Smadex is seeking a Senior Data Scientist to work closely with ML and Product teams. The role involves analyzing large data sets of mobile user behavior to influence product and machine learning strategies, working cross-functionally with business and technical teams, and developing dashboards and processes to ensure data-driven decisions. Candidates should...

CaixaBank busca un Senior Data Analyst de liquidez en Madrid para analizar balances y riesgos, y liderar reporting clave para decisiones estratégicas. Se trabajará en proyectos de transformación y migración a Google Cloud, con interacción con finanzas, riesgos y tesorería.Se valora 5–8 años de experiencia, SQL/SAS, Python y herramientas BI...

Q-tech is seeking a seasoned software engineer to help build high‑quality products that improve lives, including pets. The role focuses on backend with Python, frontend with ReactJS/React Native, and strong UX and testing practices.You’ll work in a hybrid model (office Mondays and Thursdays) with a values‑driven team that mentors others and grows...

Join Impress – Europe’s Leading Health-Tech Innovator! We believe everyone deserves a smile they’ll love. As the largest Ortho clinic chain in Europe, we combine cutting-edge tech with expert care, revolutionizing invisible orthodontics since 2019. With 150+ clinics across 10 countries and rapid growth, we’re improving lives worldwide. We are looking...

What You'll Do:We are looking for a senior, strategic, and hands-on Data Scientist to lead the data and methodological backbone of Commerce Analytics and Commerce Insights at Criteo. This person will own the analytical rigor behind the work: building and improving pipelines, understanding source tables and data dependencies, ensuring reliable execution, and...

Senior Verification Engineer - RISC-V | Barcelona (Relocation & Visa Sponsorship) Are you a Senior Verification Engineer working on complex digital designs and high-performance CPUs - and feeling like your current role isn’t stretching you enough? This Barcelona-based semiconductor startup is developing high-performance RISC-V microprocessor cores for...

Una empresa de tecnología en Barcelona busca un Programador/a de IA Generativa para desarrollar y mantener una plataforma interna. El candidato ideal tendrá experiencia en Java backend y APIs, y habilidades en Python para integrar LLMs. Se ofrecen salario competitivo entre 35.000 y 45.000 euros brutos anuales, horario flexible, y beneficios como cheque...

En JAKALAayudamos a las organizaciones a crecer combinando datos, inteligencia artificial, tecnología y negocio. Contamos con más de 3.400 profesionales en 21 países que trabajan cada día para transformar la información en decisiones y las decisiones en resultados. Actualmente buscamos un/a Data Engineer Senior Consultant. Para este rol necesitamos un/a...