831 English-speaking jobs in Berlin

Senior Python Engineer to own and evolve backend systems for network planning optimization. Responsibilities include designing APIs, data pipelines, and infrastructure, collaborating with Operations Research Engineers, and contributing to architecture decisions. Requires 5+ years of backend software engineering experience with Python, clean architecture principles, relational databases, and event-driven systems. Experience with AI-augmented development, containerization, CI/CD pipelines, and cloud platforms is also needed.

Senior Full Stack Engineer to develop scalable contact center applications. Focus on agent-facing interfaces and automations. Experience with Python, TypeScript, Java, Spring Boot, AWS, Azure, and Agile development required.

Full-stack Engineer (Java/Kotlin) to build and improve payment systems for a growing mobility company. Develop features used by millions, write clean code, and collaborate with cross-functional teams. 3+ years of backend development experience with Kotlin required, some frontend experience a plus.

Senior Software Engineer - Android will design, develop, and maintain high-quality Android applications. Collaborate with iOS, Backend, and Feature based Teams to align on feature specifications and ensure cross-platform integration. Drive technical improvements across the codebase and enhance app performance and user experience. Mentor fellow engineers and stay up to date with the latest Android trends.

Senior Product Owner will design, implement, and optimize high-value products and services for the Revenue Management Products team. Collaborate with stakeholders to analyze and prioritize business requirements, define product vision and roadmap, and own the product backlog.

DevOps Engineer to operate, maintain, and develop Azure subscriptions. Will configure, set up, and integrate Azure resources, analyze and optimize CI/CD pipelines, and support backend development with ASP.NET and C#. Requires experience with Azure, Terraform, CI/CD pipelines, and SQL Server.

Growth Manager will execute user acquisition campaigns across Meta, TikTok, Google, and emerging platforms. Drive creative testing, analyze data, and collaborate with teams to scale growth strategies. Requires 3+ years of performance marketing experience, strong knowledge of paid social platforms, and fluency in English.

PhD candidate in physics to design and realize a STED microscope for materials science applications. Will develop acquisition protocols, analyze data, and collaborate with project partners.

PhD candidate to design and realize a STED microscope for materials science applications. Develop acquisition protocols and data analysis methods. Collaborate with project partners and present research results.

Evaluates AI model performance on psychology problems by authoring, reviewing, and annotating technical tasks. Produces problem sets grounded in experimental designs and behavioral data. Provides feedback to improve training data quality.

Evaluates AI model performance on electrical engineering problems. Creates problem sets using frequency response plots, Bode diagrams, and performance curves. Writes reference solutions and collaborates with AI research teams. Requires a PhD in Electrical Engineering or equivalent experience. Must be comfortable interpreting technical diagrams and possess clear technical writing skills.

Review and evaluate AI-generated outputs for management consulting use cases. Create scenarios based on consulting workflows and annotate, label, and validate data. Provide feedback on AI accuracy in areas like strategy frameworks and financial analysis.

Leads the design, development, and delivery of data pipelines and data products for analytics, BI, and AI across a fintech ecosystem. Builds and scales a data engineering team, ensuring data quality, reliability, and timely delivery. Collaborates with product owners, platform engineering, and business IT teams. Manages a team of data engineers, promotes automation and CI/CD, and fosters a culture of ownership and collaboration.

Identifies and evaluates market trends for SAP application management services and cloud solutions. Creates managed services portfolio roadmaps and designs new global managed services. Manages end-to-end service offers and supports sales and presales teams.

Freelance lecturer needed for Cyber Security Attack Scenarios and Incident Response at Germany's largest university. Teach fundamental knowledge with practical relevance, design courses, and conduct on-site teaching sessions.

Fullstack Engineer (m/f/d) will design, implement, and evaluate performant and semantic components using Spring Boot, Kafka, Typescript, Node, and React. Responsibilities include collaborating with a cross-functional team, working in an agile environment, and ensuring the availability, strength, and performance of systems.

Freelance lecturer to teach fundamental AI reinforcement learning concepts, including Markov decision processes, Q-Learning, and value functions. Design courses using provided materials and conduct on-site teaching sessions.

IU International University seeks a part-time professor (m/f/d) for Cyber Security, limited to 2 years, starting October 1st, 2026. Responsibilities include teaching on-campus lectures, supervising students, and contributing to the development of teaching formats. Applicants must have a doctoral degree in Cyber Security or a related field, at least five years of professional experience, including three years outside of academia, and English language skills at C1 level.

Partner with C-suite stakeholders to architect solutions and represent the company's product vision. Translate customer needs into product insight and influence product direction. Must have experience in customer-facing product management, technical pre-sales, or senior solutions roles within B2B SaaS or data/AI/infrastructure businesses. Demonstrate high technical fluency and strong commercial instincts.

Principal Consultant will lead implementation projects, ensuring customer satisfaction and contributing to best practices. Requires 5-10 years of ETRM industry experience, including 5+ years of Endur Middle Office implementation experience. Must have strong client-facing and communication skills.