We are Merlin Digital Partner ! A leading IT and Digital headhunting company who stands out from the crowd, boasting over a decade of experience.

La experiencia que se espera de los solicitantes, así como las habilidades y cualificaciones adicionales necesarias para este trabajo, se enumeran a continuación.

We've successfully collaborated and played a pivotal role in the growth of industry heavyweights such as Wallapop, Glovo, Banc Sabadell, and Duracell, among others.

Our emphasis lies in people-centric approaches and optimizing the selection processes .

Our mission is to revolutionize companies by seamlessly integrating top-tier talent .

What sets us apart is our in-depth understanding of each partner (being their best influencer!), addressing not only their needs but also capturing their essence.

Our partner is a fast-growing Health Tech company developing connected technologies at the intersection of hardware, embedded systems, Io T, AI and digital health .

Their technology transforms everyday environments into intelligent health platforms, enabling seamless and continuous health monitoring.

We are currently looking for a Senior Software Engineer (Python) to join their Engineering team and help build the embedded technologies powering the next generation of connected health products.

Mission: As a Senior Software Engineer , your mission will be to design and develop the backend systems, cloud infrastructure and APIs powering the company's connected technologies.

You will have a key role in building scalable, reliable and secure software that connects devices, AI-driven services and customer-facing applications.

Working closely with Product, AI, Embedded and Frontend teams , you will take ownership of solutions from architecture and implementation through deployment and production, helping define the technical foundations of the platform as the company scales.

The Role: You will be responsible for: Designing, developing and maintaining scalable backend services , primarily using Python .

Building and evolving REST APIs powering web, mobile and Io T applications.





Designing and optimizing databases, data models and system integrations .

Developing cloud-native services with a strong focus on reliability, performance and scalability.

Contributing to cloud infrastructure, deployment pipelines and system monitoring .

Improving platform performance, observability and security .

Troubleshooting production issues and continuously improving system reliability .

Collaborating closely with Product, AI, Embedded and Frontend teams to design and deliver new product capabilities.

Participating in software architecture and technical design decisions .

Building clean, maintainable and well-tested software following strong engineering practices.

Improving development workflows, CI/CD pipelines and code quality .

Providing technical guidance and mentoring other engineers through code reviews and knowledge sharing .

Continuously evaluating new technologies, tools and engineering best practices.

What we need: 5+ years of professional backend software engineering experience .

More extensive senior-level experience will be highly valued.

Strong professional development experience with Python .

Experience working with modern Python backend frameworks such as Fast API, Django or similar .

Solid experience designing, developing and maintaining REST APIs .

Experience designing scalable software architectures and contributing to architectural decisions.

Strong knowledge of SQL and Postgre SQL , including database and data model design.

Experience working with Firebase .

Experience deploying and operating applications on cloud platforms such as GCP, Hetzner or similar .

Hands-on experience with Docker, Git and CI/CD pipelines .





Experience with monitoring, observability and background processing tools , such as Sentry, Celery or similar .

Strong understanding of software engineering best practices, including testing, maintainability, code reviews and clean software design .

Excellent debugging, analytical and problem-solving skills .

Ability to take ownership of technical solutions from design and architecture through deployment and production .

Professional English level .

Disponibilidad para acudir a oficinas 4-3 días a la semana.

Nice to Have Experience with event-driven architectures and technologies such as Kafka, Rabbit MQ or MQTT .

Experience with Infrastructure as Code (Ia C) .

Previous experience working with Io T or connected devices .

Experience integrating AI or Machine Learning services into production systems.

Experience building or operating distributed systems .

Previous experience in startups, scale-ups or fast-growing technology companies .

A product-oriented mindset and the ability to comfortably collaborate across different engineering disciplines.

What we offer: Join a fast-growing Health Tech company building a new generation of intelligent, connected health technologies.

Work at the intersection of embedded systems, hardware, Io T, cloud, AI and digital health .

Build technologies powering products already used by leading sports organizations and enterprise customers worldwide .

Take ownership of high-impact projects , from embedded software development through system integration and production.

Collaborate with a talented multidisciplinary team across Hardware, Backend, AI, Data and Product .

Have a visible impact on technical and architectural decisions as the platform and engineering organization continue to evolve.

Work in a fast-paced environment with a high level of autonomy and ownership .

Strong opportunities for professional growth and technical leadership as the company scales internationally. xugodme

Competitive compensation based on experience.

📌 Senior software engineer (España)
🏢 Merlin Digital Partner
📍 España