Top Software Engineer Jobs in Spain

Design and develop cybersecurity engineering solutions that protect banking customers and infrastructure. Build automation frameworks, backend systems, RESTful APIs, and scalable tooling using languages such as Python, Java, and TypeScript. Responsibilities include full software development lifecycle ownership, system integration and API/Kafka/MQ testing, CI/CD, code reviews, performance optimization, database integration, and maintaining high-quality, reliable software architectures.

Provide enterprise-wide technical leadership for security engineering platforms, automation services, APIs, and cloud-native solutions. Define technical strategy, guide multiple engineering squads, improve CI/CD, observability, reliability, scalability, and engineering standards, and contribute hands-on to architecture and software development. Mentor engineers, influence senior stakeholders, reduce technical debt, and evaluate AI and emerging technologies for security and operational challenges.

Be the hands-on technical owner of the LiteAPI product: design, implement, and operate backend/API infrastructure, lead technical decisions, work closely with product, stakeholders, and customers, and mentor engineers while shipping high-impact features in a fast-moving startup.

Staff Software Engineer leading production AI/ML and GenAI engineering within a payments technology environment. Responsibilities include building cloud-native AI services, agents, RAG systems, APIs, microservices, and reusable platforms; establishing evaluation, guardrails, observability, security, and responsible AI practices; and taking solutions from experimentation through production operations. The role also influences architecture and engineering standards, mentors engineers, and drives DevSecOps and AI adoption across teams.

Design and build scalable microservices, APIs, and enterprise platforms using cloud-native technologies. Shape architecture, improve engineering and security standards, integrate internal and external systems, and own production reliability through observability and automation. Contribute to CI/CD and safe deployments, mentor engineers, and guide pragmatic technical decisions. The role also involves AI-powered engineering, evaluation-driven development, and building agentic AI products and services.

Lead technical strategy and architecture across multiple squads to build scalable, secure, cloud-native platforms. Provide cross-team technical leadership, drive standardisation and engineering excellence, mentor senior engineers, and guide platform modernisation using modern tooling, workflow orchestration, and AI-enabled patterns.

Lead the design and delivery of scalable full-stack software, APIs, services, and platform capabilities for Business Banking. Influence architecture, engineering standards, and technical direction across cloud, data, and AI-enabled platforms. Drive testing, CI/CD, observability, DevSecOps, automation, and production excellence while partnering with product and business stakeholders. Mentor engineers and support continuous improvement across teams.

Design, build, and optimize high-performance AI infrastructure systems to support intelligent agents, ensuring reliability and scalability for millions of users.

Lead design and delivery of an agentic Dynamics 365 contact centre using Copilot Studio and Azure AI. Build and optimise D365 Customer Service case management, integrate with ServiceNow, telephony and enterprise systems, and own solutions from discovery through go-live while ensuring responsible AI, security, and data governance in a regulated banking environment.

Lead design and delivery of cloud-native, full‑stack card platforms using Next.js/TypeScript and .NET/C#. Provide technical leadership across squads, own end‑to‑end systems on AWS, improve observability, CI/CD and DevSecOps, and apply AI‑enabled tooling to boost developer productivity and user experience.

The Senior Software Engineer will design and develop high-quality web and mobile applications, ensuring code quality while collaborating with product teams and mentoring junior engineers.

The role involves architecting AI solutions for compliance, ensuring regulatory adherence, automating processes, and enhancing team capabilities through technology and training.

The Senior Software Engineer will lead development initiatives, manage technology processes, and ensure effective collaboration with business partners while focusing on improving database operations and client engagement.

Design, build, and lead development of AppGlass features; develop AI-first tooling and automation; implement enterprise integrations and deployments across Kubernetes and cloud; and improve reliability, testing, performance, and security for production use.

Build and ship secure, production-ready CI/CD and AI-integrated features end-to-end. Design, implement, and iterate on products (e.g., hardened GitHub Actions, agent features), work closely with Product and front-end teams, make architectural decisions, and extend Chainguard's agentic AI capabilities into customer-facing experiences.

Lead design and implementation of CI/CD and AI-related product features, owning end-to-end delivery. Build and secure CI/CD systems, work with containers, registries, and Kubernetes, extend agentic AI into customer experiences, guide architecture, and collaborate closely with Product and front-end teams.

Build and maintain user-facing features and interfaces for Restream web services. Design and implement UI and business logic, collaborate with product designers and engineers, perform code reviews, improve reliability and scalability, and evaluate emerging technologies.

Build and maintain complex Ruby on Rails applications and server-side infrastructure, design and ship APIs, collaborate with UI, connectivity, and DevOps teams, write testable efficient code, evaluate system improvements, and participate in all phases of the development lifecycle.

Build and maintain testing tools, frameworks, and platforms for a microservices architecture; integrate quality gates into CI/CD using GitOps; consult on testability and scalability; define company-wide quality processes and mentor other engineers.

As a Principal Software Engineer at Autodesk, you will shape technical direction, solve complex design automation challenges, and collaborate with cross-functional teams to deliver user-facing products. You'll work hands-on with cloud-based systems and drive architectural decisions, contributing to sustainable solutions in design.

The Lead Software Engineer will develop AI-powered software, focusing on backend systems, APIs, microservices, and collaborating in agile teams to deliver technical solutions.

The Lead Software Engineer will develop AI-powered software solutions, design backend systems, and collaborate with cross-functional teams to enhance AI capabilities.

Join the Kubernetes product team to design and implement Kubernetes operators and addons, write high-quality Golang and Python code, debug issues, collaborate with a distributed team, mentor colleagues, and contribute to open-source integration and lifecycle management. Travel 2–4 weeks yearly for team events.

Maintain, validate, and troubleshoot production Machine Vision and Machine Learning inspection applications. Execute testing, simulation, and cybersecurity patch validation; develop automation and deployment tools; implement software modifications; collect and analyse operational data; produce test documentation and reports; and collaborate with IT Security, infrastructure, and global ML/inspection teams to sustain performance and drive continuous improvement.

As a Senior Software Engineer, architect modernization efforts, transition codebases, collaborate with product teams, and ensure system reliability using observability tools.