Top Software Engineer Jobs in Spain

Review, rank, repair, and refactor AI-generated code to improve correctness, performance, and style. Provide detailed written feedback and edits for RLHF pipelines, converting expert judgments into signals used to train models. Work asynchronously as a remote 1099 contractor.

As a Software Engineer, you'll develop software for Ceph and distributed storage, collaborating with a global team to enhance cloud solutions.

The Tech Lead .NET Software Engineer will oversee cloud architecture, event-driven systems, technical leadership, and integration practices while mentoring other engineers.

Seeking a Mid-Level .NET Software Engineer skilled in Cloud, SQL, Infrastructure as Code, and AI tooling with a focus on collaboration and professional development.

Join the R&D team as a Software Engineer, contributing to software development, creating specifications, and improving existing solutions. Engage in design, coding, and documentation.

As a Senior Backend Engineer at Pluxee, you'll improve and optimize backend services, ensure code quality through testing, and collaborate on performance improvements.

Canonical is hiring a Software Engineer to develop features for Kubernetes, focusing on operators and integrations while collaborating in a distributed team.

As a Senior Developer, you will lead technical solutions and mentor team members while developing engaging user experiences for Connected TV and other devices.

Build and optimize Alpaca's algo trading platform, focusing on high-performance brokerage services while leveraging frontend and backend engineering skills.

As a Mid-Level Backend Engineer, you'll enhance the reliability, observability, and scalability of the EVC platform by building API integrations, improving system performance, and strengthening infrastructure.

The role requires a Senior Full-Stack Software Engineer skilled in TypeScript and React, adapting to dynamic environments and collaborating cross-functionally in AI-powered projects.

The React Software Engineer will design and develop React components, collaborate with teams, implement best practices, leverage AWS, and drive innovation in software development.

As a Staff Engineer, you will lead in the Open Banking domain focusing on identity and access management, ensuring secure data sharing with a strong emphasis on AWS-based microservices and engineering excellence.

The Senior Software Engineer will lead the development of high-quality software in the Identity and Access Management domain, focusing on automation and secure deployment, while participating in on-call support and contributing to engineering goals.

As a Staff Software Engineer, design and develop scalable APIs in .NET, collaborate across teams, and mentor others while driving innovation in banking solutions.

As a Staff Software Engineer, you'll design AI-integrated systems, enhance developer workflows, implement security measures, and mentor engineers while ensuring compliance and efficiency in software delivery.

As a Principal Software Engineer, you will lead the full stack development and transformation of the Home Loan Origination journey, focusing on scalable, AI-powered engineering solutions to enhance the digital banking experience.

As a Staff Software Engineer, you'll lead the front-end squad, mentor teams on best practices with Next.js and TypeScript, and drive architectural excellence in Business Banking technology.

The Staff Software Engineer will lead and mentor engineers, develop the CommSee platform, and ensure quality through best practices in software development, focusing on design, API development, and cloud technologies.

Join the Agile Release Train to design, develop, and maintain cloud-native applications for virtual credit card issuance, ensuring high quality and compliance.

The role involves developing secure iOS applications and backend systems, providing technical leadership, and ensuring engineering standards in a collaborative environment.

Lead engineering for core risk applications using .NET and Python on AWS, focusing on microservices, API development, and integrating GenAI capabilities while ensuring compliance and system performance.

The Senior Software Verification Engineer verifies software for embedded systems in datacenters, focusing on automation, test specifications, and quality assurance.

Lead design, development and deployment of scalable, secure microservices across cloud and on-prem environments. Drive CI/CD, IaC, automated testing and observability, mentor engineers, and ensure application security and reliability for customer-facing banking platforms.

The Senior Software Engineer will design, develop, and maintain backend systems for a fintech platform, focusing on blockchain integrations and security compliance while mentoring engineers and leading architecture discussions.