502 English-speaking jobs in Vienna

Design, develop, and maintain scalable backend applications and APIs for data-driven content platforms. Implement cloud-native serverless solutions using modern DevOps practices. Collaborate with cross-functional teams to integrate data, content, and analytics workflows.

Manages a virtual team of IT Network, Infrastructure, and Security Experts to drive standardization and governance for IT infrastructure and Cybersecurity within OneATM. Develops and maintains a comprehensive strategy and roadmap for ATM Network, Infrastructure, and Cybersecurity. Ensures adherence to Frequentis security governance policies and relevant ATM industry standards.

Leads day-to-day operations and drives sustainable growth for a B2B SaaS company focused on online anonymity and data access. Manages P&L, leads cross-functional teams, and implements operational systems.

Holzkern seeks a Head of Performance Marketing to own strategy, execution, and results across all performance channels. This role will scale an 8-figure setup profitably, balancing aggressive growth, contribution margin, and healthy risk. Responsibilities include orchestrating multi-channel strategy, steering by North Star metrics, managing high-velocity budgets, shaping the organization, and driving innovation & automation.

Cavendish Hydrogen seeks a Mechanical Engineer to design, analyze, and validate high-pressure hydrogen compressors. Responsibilities include CAD design, FEA analysis, evaluation of sealing technologies, and collaboration on system integration. The ideal candidate has a mechanical engineering background, experience with FEA and 3D CAD, and strong communication skills.

Senior Backend Developer will design, build, and maintain scalable software products using Java, Spring Boot, and Hibernate. Experience with Kotlin, SQL, Docker, CI/CD, Kubernetes, and REST APIs is required. Must have strong unit testing skills and experience with GitOps workflows. Excellent English communication skills are essential.

The Product Project Manager orchestrates software development efforts to create digital experiences. Responsibilities include coordinating projects across agile teams, ensuring clear communication, and managing dependencies.

Design and develop new techniques to compress Large Language Models using quantum-inspired technologies. Conduct rigorous evaluations and benchmarks of model performance, identifying areas for improvement. Build LLM-based applications and act as a domain expert in the field of LLMs.

Experienced backend engineer needed to reduce technical debt and evolve platform architecture for a growing HR SaaS company. Responsibilities include building platform services, managing AWS infrastructure, automating workflows, ensuring reliability and performance, and collaborating with development teams.

The Scientific Methods Engineer (P3) will develop, deploy, and maintain nuclear NDA instrumentation. Requires a Bachelor's degree in a relevant technical field and five years of experience in nuclear coincidence counting and/or gamma spectrometry. Excellent English communication skills are required.

Design, develop, and maintain data models for customer-centric decision-making. Implement historization techniques and collaborate with teams to translate business requirements into scalable data structures. Build and optimize data pipelines and ensure data consistency and governance. Contribute to best practices for data modeling and engineering.

Simulator Technician I will perform complex assignments on simulators and aircraft systems. Responsibilities include preventive maintenance, diagnosing and correcting problems, utilizing maintenance management systems, and performing pre-flight and post-flight checks.

Manage and deliver flight training activities for a team of Synthetic Flight Instructors. Responsibilities include ensuring safe and efficient training, managing instructor training plans, and liaising with technical and fleet teams. Requires an EASA ATPL License.

The Chief Information Security Officer will be responsible for the security and resilience of IT systems and infrastructure, ensuring compliance with DORA. Responsibilities include implementing information security standards, creating policies and procedures, monitoring security alerts, and conducting periodic audits.

Gamdom seeks a Manual QA Engineer to ensure quality of iGaming web applications. Responsibilities include executing manual tests, analyzing and reporting bugs, designing test cases, and collaborating with teams.

Housekeeping Attendant needed for early and late shifts at the Vienna Marriott Hotel. Responsibilities include room cleaning, laundry, and supporting housemen/women. Successful candidates will be detail-oriented, team-oriented, and have a strong work ethic.

Join the Vienna Marriott Hotel's Maintenance Team as an Engineer / In-House Technician. You will inspect, service, and repair technical systems throughout the hotel, assist guests with room issues, and support various departments with technical matters. Experience as an electrician, plumber, or technician is required.

The Product Owner for Legacy SDK Engine ensures the stability and evolution of a core product. This role bridges business objectives with development realities, managing the product backlog and guiding delivery teams.

Leads the vision, performance, and delivery of gaming content across multiple markets. Manages multiple squads, defines roadmap priorities, and ensures alignment with business goals.

The Security Analyst will monitor and analyze data from security tools, investigate incidents, and provide insights for improving security posture. Responsibilities include responding to incidents, providing technical guidance, communicating findings, and maintaining incident response plans.