Top Software Engineer Jobs in Spain

Build and maintain high-volume payment services, write testable code, improve reliability and performance, investigate production issues, collaborate across product and engineering teams, and explore AI-enabled engineering tools to boost productivity.

The Software Engineer will join a product squad to develop and maintain functionalities on the 360Learning platform, focusing on JavaScript technologies and clean architecture.

Own, evolve, and automate the engineering enablement platform and CI/CD tooling. Improve build, release, and deployment reliability and performance, scale self-service CI/CD, implement GitOps and containerized workflows, manage artifact and supply chain practices, operate Terraform/AWS platform infrastructure, enhance CI/CD security and observability, and drive adoption of platform standards across engineering teams.

The Software Engineer will design, develop, and maintain UI platform features, focusing on scalability, security, and performance, while collaborating with teams for integration and compliance.

Build and maintain payroll integrations by reverse engineering web and mobile apps. Improve shared libraries and frameworks, collaborate with product and data teams, and own end-to-end integration solutions that power the real-time income data platform.

Lead full-stack development for automated finance and expense reconciliation systems, designing scalable architectures, implementing frontend and backend solutions, improving observability and SRE practices, ensuring security and compliance, mentoring engineers, and coordinating cross-team deliverables to deliver high-quality financial integrations and automation.

You will lead engineering efforts for backend system development, collaborate with global teams, ensure operational availability, and develop talent on your team.

As a Senior Software Engineer, you will enhance the REDAPL platform, leading initiatives in data ingestion, processing, and supporting infrastructure-related projects while mentoring other engineers.

Lead the Developer Experience team to build internal tools, CI/CD and GitOps workflows, and AI-assisted developer tooling. Improve provisioning, deployment, and environment setup, reduce operational toil, partner with Platform/SRE/Security/FinOps, and measure impact of tooling.

The Senior Software Engineer will develop software solutions, mentor juniors, collaborate on projects, and integrate GenAI features within a team environment focused on cancer research.

As a Senior Software Engineer, you'll lead the billing team's technical projects like tax integration and invoice automation while ensuring engineering excellence, mentoring peers, and shaping technical standards.

The Staff Software Engineer will own technical vision across teams, contribute hands-on, and lead initiatives to enhance the platform's reliability and capability, collaborating across functions.

The Senior Software Engineer will take ownership of the entire lifecycle of features, working on backend and frontend solutions in the Flights team, enhancing platform reliability and user experience while mentoring less experienced colleagues.

As a Senior Software Engineer, you will lead backend development for the Merchant Data Platform, mentor junior engineers, ensure system reliability, and collaborate in product development. Your role involves project management, technical planning, and maintaining high availability of services.

Own and build automation solutions for the Product organization: design, develop, and maintain workflows integrating APIs and AI/LLM capabilities. Administer and optimize automation environments for performance, reliability, cost, and governance. Monitor, troubleshoot, and iterate on production workflows to improve efficiency and reduce manual effort.

The Software Engineer will develop and maintain backend services and APIs, optimize performance, and collaborate with cross-functional teams to align with product strategy.

The Software Engineer will develop and extend data collection processes and cloud infrastructure to support AI model training, collaborating with AI scientists.

The role involves leading engineering decisions, shipping production code for the iOS app, maintaining app architecture, and participating in product discussions. The candidate should have experience guiding products that serve a large user base, technical expertise in Swift and SwiftUI, and a strong customer focus.

The Software Engineer will manage data ingestion for AI model training, enhance cloud infrastructure, and collaborate on dataset development for Speechify products.

As a Backend Software Engineer, you'll design scalable backend systems, optimize database performance, and collaborate with front-end and DevOps teams.

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

Contribute to Juju's development, collaborate with teams on distributed systems, debug issues, and enhance cloud automation features.

The Software Engineer will design and develop software architectures, solve complex challenges, lead technical directions, and collaborate with different teams to optimize efficiency and impact.

As a Staff Mobile Engineer at Joko, you will lead mobile application development using React Native, focusing on scalability, performance, and user experience while collaborating with cross-functional teams.

The role involves designing, testing, and implementing software for flight simulation, collaborating with international teams and managing configuration and documentation processes.