Top Software Engineer Jobs in Spain

Lead design and development of low-level Linux instrumentation and eBPF-based runtime security features for detection, monitoring, and workload protection. Drive architecture, implement performance-sensitive systems, establish testing methodologies, deliver end-to-end features, and provide technical leadership and cross-team collaboration across Datadog's security products.

Lead and deliver backend features for Repayment Scheduling: design and implement highly available distributed systems, collaborate with product/design/analytics, own operational reliability and on-call duties, mentor engineers, set quality standards, and drive technical decisions and delivery.

Build and own end-to-end features across backend and frontend: design backend services and data models (Python/Django), implement RESTful APIs, create reusable frontend components (TypeScript/React), write tests, participate in code reviews, maintain production reliability and security, and collaborate with product and design.

Design, operate, and improve secure, scalable Kubernetes-based cloud platforms and GitOps deployment pipelines. Build IaC and automation (Terraform), enhance CI/CD, observability, reliability, and cost efficiency, lead production incident investigations, and collaborate with DevOps, SRE, software, data, AI, and security teams.

Develop and maintain C# applications, design robust solutions with the team, write unit tests and occasional end-to-end test plans, conduct code reviews, and diagnose and resolve technical issues to ensure code quality and reliability.

The Front-end Software Engineer will collaborate on the DXC Assure Digital Platform, focusing on product life cycle participation, feature delivery, mentoring peers, and engaging with open-source communities.

Join PPG's Global Custom Software Solutions team as a Full Stack Developer, creating scalable applications with .NET and Angular, collaborating with Agile teams and integrating AI technologies.

Emburse seeks a Software Engineer III to enhance enterprise SaaS applications, mentor developers, and improve software quality through collaborative and agile practices.

The role involves designing, developing, and maintaining full stack applications, focusing on modern APIs, cloud services, and collaboration with teams.

As a Senior Product Software Engineer, you'll design, develop, and maintain full stack applications, build RESTful APIs, implement messaging systems, and deploy applications in a cloud environment while ensuring code quality and collaboration.

Own and deliver backend identity systems for international markets, shaping technical direction, designing distributed, highly available services, and collaborating with product, design, and analytics. Improve reliability, performance, and operational health; participate in on-call rotation; set code and design standards; mentor and grow engineers; reduce toil and create runbooks/playbooks. Drive cross-team collaboration to meet regulatory and market-specific identity/KYC requirements.

Build and maintain hardened Ubuntu-based container images and the automated CI/CD pipelines to build, test, scan, sign, publish, and retire them. Integrate upstream open-source projects, ensure security and cloud-native compatibility, collaborate with cross-functional teams, document and share knowledge, mentor colleagues, and contribute to hiring. Work in a distributed agile environment with occasional travel.

Join the team to design and develop backend and frontend features using Django/Python and React. Produce production-quality code, implement new features, work with PostgreSQL, DynamoDB, Redis, Kubernetes and AWS, and follow agile weekly releases. On-site in Paris with initial training in Barcelona.

Design, develop, test, debug, and maintain scalable software solutions in an Agile team; participate in code reviews, support reliability and performance improvements, and collaborate with international teams.

Build and scale a blockchain data platform handling petabytes of on-chain data. Design and implement distributed systems, data ingestion/decoding pipelines, and performant SQL processing. Write production code (Kotlin, Go, Java, Rust), improve developer experience, automate operations (including AI-driven automation), and own platform components.

Build and operate Grafana's bare-metal platform: provision storage, networking, and Kubernetes clusters; manage cluster networking, scheduling, and autoscaling; maintain Crossplane compositions and Terraform modules; collaborate with product teams; participate in on-call rotation and datacenter operations.

Lead and deliver Repayment UX features for Affirm's mobile products using React Native. Own quarterly goals, guide engineers through ambiguous problems, collaborate with product/design/analytics, ensure operational reliability (metrics and on-call), improve engineering standards, and mentor teammates to drive high-quality, scalable mobile experiences.

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

Develop and optimize algorithms for battery and renewable energy projects, analyze market data trends, and ensure algorithm performance.

Own and build a production-grade iOS client using Swift and SwiftUI. Integrate AI features via backend APIs, design AI UX flows (streaming, retries, fallbacks), optimize performance and battery, capture user signals for evaluation, collaborate with backend/ML engineers, and maintain App Store quality, stability, and reliability.

Own and build the Android client for an AI-first app: implement AI features (chat, vision, voice), optimize performance and memory, design UX for streaming and partial results, integrate backend APIs, instrument analytics/logging, and collaborate with backend and ML teams to ensure stability, security, and scalability in production.

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 developing and maintaining embedded C code for HVAC control systems, participating in debugging, testing, and ensuring compliance with coding standards.

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