152 Part-time jobs for English speakers in Spain

Systems Test Engineer to perform software testing at system and component levels for cross-domain security products. Responsibilities include executing manual and automated tests and maintaining test plans. Requires knowledge of testing techniques and software engineering.

Freelance CRM & Lead Generation Specialist needed to develop B2B lead generation campaigns. Responsibilities include prospect qualification using Lusha, database management, targeted email campaigns, and performance monitoring. Requires CRM experience and proficiency in English.

Senior Cloud Architect needed for freelance AI Trainer roles (8-20 hrs/week). Review and enhance AI outputs on cloud architecture, system design, and best practices. Must have substantial professional experience in the EU or UK.

Part-time CFO role leading finance operations for multiple companies. Responsibilities include producing financial documents, assisting management strategically, and managing stakeholder relationships. Requires 5+ years in Audit, Transaction services, or Finance.

Shape the direction of EG B2B's growth by owning strategic initiatives, leading plan construction, and advising senior leadership. Drive cross-functional execution and identify growth opportunities.

Seasoned Contract Attorneys are sought for a part-time, fully remote role to shape legal AI. Responsibilities include reviewing and assessing contract redlining workflows, performing simulated negotiations, and creating evaluation frameworks to improve AI model performance.

Predoctoral Researcher position at Universidad Politécnica de Madrid. Focus on developing and implementing distribution estimation algorithms in dynamic optimization problems. Requires a Master's degree and good English skills.

Structured internship for top graduates in B2B tech sales. Tasks include prospect list building, CRM data quality, LinkedIn outreach, RFP/tender support, and building AI operations. Requires strong communication and curiosity about privacy.

Graduate Growth Manager role involves building product knowledge, using AI for insights, ideating growth opportunities, running rigorous experiments, and scaling winning ideas. Requires strong reasoning, drive, and English proficiency.

iOS Developer role focusing on designing and implementing features for a high-performance mobile app. Requires 3+ years of experience with Swift, iOS SDK, SwiftUI, and UIKit.

Act as the key technical expert for taxation across Spain, France, and Italy. Manage transnational tax matters, define EU tax policies, and coordinate external advisors while ensuring compliance with global tax frameworks.

Design bespoke digital experiences for premium tourism brands, from concept to pixel delivery. Requires 10+ years designing from scratch, expert Figma skills, and a portfolio of premium digital products.

Senior Physical Design Engineer needed for a semiconductor organization. Requires 7+ years experience in Synthesis, Place & Route, Floorplanning, and EDA Tools like Synopsys/Cadence, plus TCL scripting.

Own the technical architecture and delivery of a real-time voice copilot from PoC to production. Drive latency, accuracy, and cost optimization for LLM field extraction and AWS infrastructure. Requires 6+ years in AI/ML engineering with production voice AI experience.

Seeking a Fractional CMO focused on Growth Marketing and UA. This role requires a strategic, hands-on leader to implement predictive unit economics, manage ad spend (Google/Meta), and establish end-to-end funnel metrics for a B2C subscription scaling company.

Big Data Architect role requiring 3+ years of Big Data/Data analytics pre-sales experience. Responsibilities include designing solutions, preparing RFPs, and providing Big Data frameworks. Expertise needed in Cloud (AWS, Azure, GCP), Cloudera, and various data tools.

Lead technical discovery and design agentic workflows for enterprise clients. This role combines Salesforce architecture with LLM engineering to build and deploy Agentforce solutions. Requires 5+ years of Salesforce engineering experience.

Creative Producer for Paid Ads to own creative thinking and turn strategy into executable production tasks. Develop paid ad strategy for Meta and TikTok, translating insights into clear briefs for creators and editors.

Specialist IT Endpoint Management provides advanced technical support and contributes to system administration. Responsibilities include developing secure endpoint architectures, managing Microsoft Intune and Entra ID, and overseeing software deployment. Requires 4+ years of experience and C1 English.

Data Platform DevOps Engineer for an international financial project. Responsibilities include ensuring platform availability, optimizing Data Lakehouse architectures, and automating processes using CI/CD. Requires experience with Dremio, Python/Bash, and DevOps tools like Terraform and Ansible.