Senior .NET Engineer

DescriptionCiklum is looking for a Senior .NET Engineer to join our team full-time in Spain. We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live. About the role: As a Senior .NET Engineer, become a part of a cross-functional development team engineering experiences of tomorrow. Responsibilities: Design and develop AI-enabled features and intelligent components within .NET applications Integrate machine learning models, LLMs, and AI services (e.g., Azure OpenAI) into production environments Collaborate with data scientists, software engineers, and product teams to deliver AI-driven functionality aligned with business goals Implement and optimize AI pipelines, including model inference, data preprocessing, and result visualization Develop and maintain MLOps and deployment pipelines for scalable AI solutions Apply prompt engineering and fine-tuning for GenAI/LLM applications Architect, document, and maintain AI microservices and API integrations Stay up to date with emerging trends in AI frameworks, .NET integration, and generative technologies Requirements: Proven experience developing AI-powered applications using .NET and cloud AI services Strong understanding of software engineering best practices (testing, CI/CD, version control, microservices) Experience with AI/ML model integration (via APIs or SDKs) in production systems Hands-on experience with Azure AI, Azure OpenAI, or AWS AI/ML stack MSc in Computer Science, Software Engineering, or related field Desirable: Experience fine-tuning or customizing LLMs (e.g., GPT, Claude, Gemini) Familiarity with AI plugin frameworks, chatbots, or conversational interfaces Knowledge of data science fundamentals for understanding and evaluating AI models What`s in it for you? Care: your mental and physical health is our priority. We ensure comprehensive company-paid medical insurance and 4 additional undocumented sick leave days Tailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy license, language courses and company-paid certifications Growth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globally Flexibility: Own your schedule – you are the one to decide when to start your working day. Just don't miss your regular team stand-up. We are there to support your work-life balance and provide 23 vacation days & short Fridays Opportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfill your potential Global impact: work on large-scale projects that redefine industries with international and fast-growing clients Welcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building events About us: At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you'll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.Based in Málaga, our team thrives in one of Andalusia's leading tech hubs. Enjoy a hybrid work setup, the sunny Mediterranean vibe, and endless opportunities to grow your skills on global-scale projects.Want to learn more about us? Follow us on Instagram, Facebook, LinkedIn.  Explore, empower, engineer with Ciklum Interested already? We would love to get to know you Submit your application. We can't wait to see you at Ciklum.