Fullstack Engineer - ODS

Banco Santander (Brasil); Madrid; On-site; EUR 65,000 - 90,000; Full time

Job summary

Open Digital Services, Santander Group's software arm, seeks a Madrid-based Fullstack Engineer to drive end-to-end features across frontend and backend. You will build scalable, secure systems using Java, Spring Boot, React, PostgreSQL, and AWS.

Join a cross-functional team delivering cutting-edge digital banking capabilities with strong DevOps, CI/CD, and testing practices. English fluency is required; Spanish is preferred.

Qualifications

• More than 5 years of experience in software development.
• Hands-on Java/Spring Boot development incl. REST APIs and microservices in cloud-based architectures.
• Proven experience building React-based applications with CI/CD, automated testing, and DevOps practices.
• Fluent English required, Spanish preferred.

Responsibilities

• Take ownership of full-stack feature delivery across frontend, backend, integration, persistence, testing and deployment layers.
• Design and develop scalable, cloud-native applications and microservices using Java, Spring Boot, React, PostgreSQL and AWS.
• Champion software quality and engineering excellence through robust testing, CI/CD automation, and modern DevOps practices.
• Collaborate with cross-functional and international teams to define technical solutions and evolve digital platforms.
• Leverage AI-assisted engineering tools to enhance productivity, code quality, and delivery.

Skills

Java

Spring Boot

React

AWS

REST APIs

Microservices

CI/CD

DevOps

PostgreSQL

Software Architecture

Hexagonal Architecture

Event-Driven

English

Spanish

Education

Bachelor's degree in Computer Science / Software Engineering / IT

Job description

Fullstack Engineer - ODS

Country: Spain

IT STARTS HERE

Santander ( www.santander.com ) is evolving from a global, high-impact brand into a technology-driven organization , and our people are at the heart of this journey. Together , we are driving a customer-centric transformation that values bold thinking, innovation , and the courage to challenge what's possible.

This is more than a strategic shift. It's a chance for driven professionals to grow, learn, and make a real difference.

Our mission is to contribute to help more people and businesses prosper . We embrace a strong risk culture and all our professionals at all levels are expected to take a proactive and responsible approach toward risk management.

Open Digital Services is the software development company of Santander Group powering the next generation of banks by creating innovative banking products and implementing them in collaboration with Santander Group Affiliates. Santander Group is one of the world's largest financial institutions and the Eurozone's leader, we're committed to being the best Digital Bank with Branches in the industry.

Our mission at ODS is to design and support an advanced digital and omnichannel platform, ensuring the best customer experience using cutting-edge technology. Openbank, our flagship partner, is where we develop our most advanced concepts first. Be part of our Best-in-Class team and help us create unique value for our customers!

THE DIFFERENCE YOU MAKE

Open Digital Services is looking for a Fullstack Engineer based out of Madrid.

As a Full Stack Engineer, you will be responsible for driving the development and evolution of digital products and capabilities by building reliable, scalable, and secure Full Stack solutions. Own end-to-end features across the entire technology stack, covering frontend, backend, integration, persistence, testing, and deployment. Ensure technical excellence through automation, DevOps practices, software quality standards, and the adoption of emerging technologies, including Artificial Intelligence capabilities applied to software development.

We're shaping the way we work through innovation, cutting-edge technology, collaboration and the freedom to explore new ideas. To succeed in this role, you will be responsible for:

• Take ownership of full-stack feature delivery, driving the implementation of business requirements across frontend, backend, integration, persistence, testing, and deployment layers.
• Design and develop scalable, cloud-native applications and microservices using Java, Spring Boot, React, PostgreSQL, and AWS technologies.
• Champion software quality and engineering excellence by implementing robust testing frameworks, CI/CD automation, and modern DevOps practices.
• Collaborate with cross-functional and international teams to define technical solutions, resolve complex issues, and support the continuous evolution of digital platforms.
• Leverage modern development practices and AI-assisted engineering tools to improve productivity, code quality, automation, and overall software delivery effectiveness.

WHAT YOU'LL BRING

Our people are our greatest strength. Every individual contributes unique perspectives that make us stronger as a team and as an organization. We're enabling teams to go beyond by valuing who they are and empowering what they bring.

The following requirements represent the knowledge, skills, and abilities essential for success in this role. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Professional Experience

• More than 5 years of experience in software development , with proven ability to work autonomously on Full Stack solutions and deliver end-to-end features across complex digital environments. (Required)
• Strong hands-on experience in Java/Spring Boot development, including the design, implementation, integration, and maintenance of RESTful APIs and microservices within cloud-based architectures. (Required)
• Proven experience developing and enhancing React-based applications , working across the full software development lifecycle and applying modern engineering practices such as CI/CD, automated testing, and DevOps methodologies. (Required)

Education

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related technical field. (Required)

Language

• English (Required)
• Spanish (Preferred)

Hard Skills

• Full Stack Development: Strong experience developing end-to-end solutions using Java, Spring Boot, React, and modern web technologies. (Required)
• Cloud & Software Architecture: Experience working with AWS environments, microservices, REST APIs, PostgreSQL, and modern architectural patterns such as hexagonal and event-driven architectures. (Required)
• DevOps & Quality Engineering: Solid knowledge of CI/CD pipelines, deployment automation, software testing, and engineering best practices to ensure high-quality deliveries. (Required)

Development To