499 English-speaking jobs in Vienna

As a Principal Quantitative Scientist, you will lead Real-World Data (RWD) studies, driving evidence generation for digital health, IVD, and medical device products. You will design, execute, and report analyses using diverse data types to support commercial, market access, and regulatory needs. You will also mentor junior colleagues and act as a subject matter expert.

IT Network Engineer to maintain, support, and develop network environments including data centers and office locations. Implement and maintain network solutions, firewalls, and disaster recovery procedures. Provide operational support and second-level technical assistance.

Data Engineer (f/m/d) needed for a project-based role with Siemens Smart Infrastructure. Design, build, and operate data products and infrastructure on AWS. Strong AWS experience (S3, Glue, Athena, Lambda, SageMaker) and data pipeline development are required. 3+ years of experience as a Data Engineer is necessary.

Brand Manager responsible for defining and implementing strategic brand and communications approaches in UK/North America markets. Develops marketing activities, builds key opinion leader networks, and manages B2B events. Requires a degree in marketing, communications, or a related field and 5+ years of experience in brand and/or communication management.

DO & CO seeks an experienced Sous Chef to lead international catering operations, including Formula 1 Grand Prix weekends. Responsibilities include culinary leadership, menu development, and team coordination. Must have fine dining, catering, or event gastronomy experience and a valid Austrian work permit.

Support the execution of LOISIUM's social media presence, creating and publishing brand-aligned content across digital platforms. Collaborate with marketing, creative, and on-property teams to ensure consistent brand messaging and a memorable guest experience. Manage community interactions, assist with paid social media campaigns, and prepare reports to optimize strategies.

Provide customer support for leading international brands in a remote or on-site role. Fluency in German, Dutch, Danish, Finnish, Norwegian, French, Italian, Spanish, Portuguese, Greek, Croatian, Czech, Flemish, Slovak, Slovenian, Polish, Irish, Estonian, Lithuanian, Latvian, Icelandic, and English is required.

Senior Subject Matter Expert needed for remote, contract role (15-20 hours/week). Develop AI training problems, evaluate model outputs, and collaborate with research teams. Must have STEM PhD from a US, UK, Canadian, or European university.

Platform Engineer needed for contract role. Review and assess domain-specific documents for quality and accuracy. Collaborate with teams to improve document analysis methodologies. Must have a Bachelor's degree, 2+ years of relevant experience, and proficiency in Excel, PowerPoint, and Word.

Evaluate AI-generated financial content for accuracy and alignment with banking principles. Provide feedback to improve training data and model performance. Develop evaluation rubrics and benchmarks for AI-generated financial solutions.

Develop and deploy machine learning models for forecasting, optimization, and decision support in electricity trading. Collaborate with data engineers and ensure models are reproducible, testable, and monitorable.

Lead and grow a team of 7 engineers, driving continuous improvement of a Rust-native systematic options trading platform. Requires 7+ years of experience in systematic trading, options market-making, or low-latency trading systems with strong hands-on experience in Rust, C++, or C.

Leads the full tax agenda for the CEE Zone, including direct and indirect taxes, for a diverse regional team. Drives digital transformation of tax, strategic advisory on business models, and compliance excellence. Requires 8-12+ years in multinational tax or Big4 with proven people leadership, deep expertise in direct/indirect tax and IFRS reporting, and strong experience with SAP and digital tax solutions.

Develop novel machine learning technologies for next-generation Spectacles. Explore and advance computer vision and machine learning algorithms. Deploy models and collaborate with cross-functional teams.

Software System Architect needed to design, guide, and oversee the development of complex software systems. Experience in software engineering and architecture, knowledge of architectural patterns, and proficiency in agile development practices are required.

Bioinformatics Infrastructure Engineer to design and operate robust bioinformatics data platforms for agentic AI systems. Will engineer data processing pipelines, build infrastructure components, and collaborate with computational biology and AI teams. Requires MSc or PhD in bioinformatics, computational biology, computer science, or related field, and experience with bioinformatics data infrastructure, HPC, cloud environments, and agentic AI systems.

Lead KuCoin EU's compliance function, ensuring alignment with EU regulatory requirements including MiCAR, MiFID II, AMLD5, and GDPR. Design and operate a robust control environment, oversee internal policies, and drive continuous improvements across monitoring, controls, and reporting.

Lead and maintain the Quality Management System (QMS) according to MDR and ISO 13485. Act as Management Representative for quality-related topics and manage audits, including those with Notified Bodies.

Ambitious entrepreneurs sought to build and scale HealthTech startups. Receive €500k funding or salary, weekly sparring with unicorn founders, and support in hiring, product-market fit, and fundraising. Must be based in Europe or the Americas and fluent in English.

Senior Data Engineer needed to lead complex data projects, process terabytes of advertising data, and build scalable data processing systems. Requires 5+ years of experience with AWS services, Apache Spark, Python, and SQL. Must have strong communication and collaboration skills.