477 English-speaking jobs in Vienna

We are seeking ambitious entrepreneurs to build and scale their own Fintech startups. You will own and operate your startup, receive personalized development support, and benefit from access to a network of top founders, investors, and talent.

Senior Software Engineer to build and maintain high-performance, scalable backend systems using Python. Develop core trading infrastructure, design APIs, and work with databases. Lead technical initiatives and drive architectural decisions.

Maintain, support, and develop network environments including the Data Center and office locations. Implement and maintain network solutions, firewalls, and disaster recovery procedures. Provide operational support and monitor IT infrastructure.

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.

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.

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.

LOISIUM combines exceptional hospitality with a clear vision for the future. Our hotels inspire guests in Europe’s most beautiful wine regions – and at our headquarters in Vienna, we develop the ideas, strategies, and concepts that shape LOISIUM as a forward-thinking brand.

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 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.

Bioinformatics Infrastructure Engineer to design and operate scalable 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. Proven experience designing bioinformatics data infrastructure for large-scale omics datasets and experience building agentic AI systems is essential.

Lead and grow a quality engineering team, plan and coordinate software testing activities, and drive the scaling of automated testing frameworks.

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.

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.

Lead the design, execution, and optimization of Grünenthal's global omni-channel strategy and CRM transformation. Own a multi-country migration program, architect an integrated ecosystem, and oversee global data strategy. Drive capability building, ensure compliance, and serve as a strategic interface for stakeholders.

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.