Top Tech Jobs & Startup Jobs in Madrid

Develop and maintain web-service features, design backend APIs and business logic, review code, and improve production infrastructure reliability, redundancy, and resilience. The role requires strong programming, database design, web-service API, AWS, Linux, Docker, Kubernetes, and continuous deployment experience, along with communication, analytical, and teamwork skills.

Leads Cint’s global People Operations function, overseeing employee support, Employee Relations, HRIS, People data, policies, benefits, case management, and employee lifecycle processes. Drives operational transformation through workflow automation, AI-enabled services, self-service, and scalable support models. Manages global teams, vendors, systems, governance, and the People Operations roadmap while improving employee experience, service quality, efficiency, and consistency across regions.

Supports enterprise risk management across European insurance operations, including ORSA preparation, risk assessments, stress testing, KRIs, risk appetite monitoring, RCSAs, control reviews, incident analysis, remediation tracking, and Board-level reporting. The role provides independent second-line challenge, supports Solvency II compliance, operational resilience, outsourcing risk, audits, regulatory monitoring, and risk governance documentation. It also contributes to stakeholder engagement, risk culture initiatives, ESG assessments, and strategic project reviews.

Develop new business and revenue from banking and financial-services accounts in Spain. Manage strategic account plans, complex sales opportunities, partnerships, forecasting, pipeline, and deal closure. Collaborate with business development, sales engineering, account management, and executive leadership to drive technology adoption, customer success, and revenue growth. Represent the company at relevant events and communicate business value to senior and C-level stakeholders.

Build and ship backend features for enterprise Coder deployments, including database migrations, observability, reporting, auditing, security, scalability, and reliability improvements. Investigate production issues, resolve operator problems, document designs, participate in code reviews and RFC discussions, and join on-call rotations. The role requires professional Go development, concurrency knowledge, SQL expertise, debugging ability, and strong communication.

Analyze cellular network performance and application-layer QoE, identify bottlenecks, build scalable data-processing pipelines, and develop analytics solutions using Python, R, and SQL. Partner with network operators to collect, validate, and analyze large-scale real-world network data, supporting optimization of mobile network services.

Reviews, debugs, evaluates, and optimizes GPU and accelerator kernels for AI workloads. Responsibilities include CUDA and Triton optimization, framework translation, hardware migration, operator fusion, profiling, benchmarking, numerical correctness validation, compilation and runtime debugging, and memory hierarchy optimization. The role assesses implementation quality, performance bottlenecks, hardware limitations, and technical task configuration while providing actionable feedback.

Build and integrate backend features for Octopus Energy’s website and mobile app using Python and Django. You will contribute to customer onboarding, billing, savings sessions, private-area functionality, and marketing dashboards. The role involves designing GraphQL and REST APIs, asynchronous processing with Celery, PostgreSQL database work, scalable software development, and collaboration within international agile teams. You will identify business needs, propose practical technical solutions, and deliver high-impact MVPs quickly.

As a Senior Backend Engineer, you'll enhance development efficiency, support a microservices transition, ensure robust testing, and improve CI/CD processes while driving architectural decisions.

Drive sales of Netskope cloud security solutions by presenting to technical and executive audiences, delivering demonstrations, leading proofs of concept, gathering requirements, managing evaluations, responding to RFIs/RFPs, and differentiating against competitors. The role also advocates for customers, supports issue resolution, provides product feedback, attends events, and requires heavy regional travel.