Empleos de contract python developer en Barcelona

A leading energy technology company in Barcelona is seeking a Mid-Level Python Developer to join their innovative team. You'll be involved in developing web applications using Python, integrating APIs, and improving delivery efficiency with AI/ML solutions. A Bachelor's degree in Computer Science or a related field is required, along with experience in...

Zemsania busca un Full-Stack Developer para un proyecto en Barcelona, con experiencia en Java, Python y TypeScript. Se trabajará tanto en backend como frontend, diseñando e integrando APIs REST y soluciones cloud en AWS. Se valoran habilidades en Angular, Node.js y herramientas de IA generativa (Claude). El puesto es híbrido en Barcelona, con viajes...

Desarrollador Python Senior para proyecto estratégico de automatización en marketing tech. Diseñarás y mantendrás servicios backend, APIs REST e integrarás con AWS y bases de datos SQL. Se requiere experiencia en Python, Cloud y un mínimo de 5 años en ingeniería backend.

ALTEN España está buscando un Analista Programador con experiencia en backend en Python y conocimientos de frontend con React/Next.js para un proyecto orientado a la evolución de plataformas digitales y herramientas operativas escalables. Se requieren 3–5 años de experiencia, dominio de Python, experiencia con FastAPI/Flask y familiaridad con APIs...

Software Engineer (Python) - AI Platform Madrid, Community of Madrid, Spain Intellectsoft is a software development company delivering innovative solutions since 2007. We operate across North America, Latin America, the Nordic region, the UK, and Europe. We specialize in industries like Fintech, Healthcare, EdTech, Construction, Hospitality, and more,...

We're a fast-growing startup building a recruitment platform. What you'll do You'll own features end to end - from API design and data models to the event-driven pipelines that support recruiters.Build and maintain Python backend services and REST APIs.Design serverless workflows using AWS Lambda, API Gateway, SQS, Step Functions, DynamoDB, PostgreSQL and...

We are looking for a strong Python Developer to join our GameServer team. You will work on a high-load gaming platform that processes gaming traffic and handles numerous API integrations with external operators. Your focus will be on developing and maintaining scalable backend services, improving system performance and reliability, and...

We are looking for a strong Python Developer to join our GameServer team. You will work on a high-load gaming platform that processes gaming traffic and handles numerous API integrations with external operators. Your focus will be on developing and maintaining scalable backend services, improving system performance and reliability, and...

We are looking for a strong Python Developer to join our GameServer team. You will work on a high-load gaming platform that processes gaming traffic and handles numerous API integrations with external operators. Your focus will be on developing and maintaining scalable backend services, improving system performance and reliability, and...

Fullstack Developer JAVA / PYTHON con Ingles Descripción Desde Zemsania estamos seleccionando, para importante multinacional tecnológica especializada en desarrollo de software, cloud, arquitectura, datos, DevOps, ciberseguridad e inteligencia artificial, un perfil de : FULLSTACK DEVELOPER JAVA / PYTHON PROYECTO: Sector Seguros, centro situado en Barcelona...

AgileEngine, LLC. is seeking a Python Backend Developer to build and extend the internal developer portal and dashboard, using AI coding tools in daily work. This role focuses on Python backend development with FastAPI/Django/Flask, plus deep integration with Snowflake, SQL, and NoSQL databases, and RESTful APIs. It involves CI/CD, Git workflows, Linux...

SEEKING: Senior Python Developer Strong expertise in Python. Solid architectural and system design skills with the ability to propose effective technical solutions for given problems. Payments domain experience Understanding and hands-on experience using some or all of the following technologies: EXPERIENCE, KNOWLEDGE & SKILLS : ■ AWS cloud environment....

We are looking for a Senior Front-End Developer to join one of our clients – a disruptive startup in the field of AI and instant message technologies in Barcelona. Experience in HTML5, CSS3/SASS Knowledge in Bootstrap (v4+), React, and Redux Experience with ReactNative, Service Workers, and Firebase Knowledge in UI/UX Knowledge in React Hooks Experience...

A quick note about the role: Since 2026, Xplicity has been part of the Present Connection group, bringing our teams and technology communities closer together and creating more opportunities for talented professionals across both companies. Although this opportunity is shared through the Xplicity community, the position is with Present Connection, and the...

Mindrift is seeking a Machine Learning expert to design and validate computational STEM problems for AI projects. You will craft tasks solvable with Python, ensuring they are computation-heavy and require advanced reasoning. You'll document statements and provide verified solutions, collaborating on diverse AI initiatives from a fully remote platform....

Job Opportunity - Barcelona (Spain) At InnoIT, we're looking for experienced Senior Python developers to lead the design, development, and delivery of backend solutions. Responsibilities Lead the design, development, and delivery of backend solutions. Requirements ~ Bachelor's degree or higher in Computer Science, Engineering, or related field ~5+ years of...

Job Opportunity - Barcelona (Spain) At InnoIT, we're looking for experienced Senior Python developers to lead the design, development, and delivery of backend solutions. Responsibilities Lead the design, development, and delivery of backend solutions. Requirements ~ Bachelor's degree or higher in Computer Science, Engineering, or related field ~5+ years of...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. Todos los posibles candidatos deben leer con atención los siguientes detalles de este trabajo antes de presentar una candidatura. No queremos ser una fábrica de horas ni una consultora masiva. Estamos creando una casa para la...

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency.At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI.What We...

ASAP Job Reference 354_26_ES_EMW_RE2 Position Workflow Management Software Engineer (RE2) Closing Date Thursday, 31 December, 2026 Reference: 354_26_ES_EMW_RE2 Job title: Workflow Management Software Engineer (RE2) About BSC The Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading supercomputing center in Spain. It...