Senior .NET Engineer

Ciklum is looking for a Senior .NET Engineer to join our team full-time in the Poland.

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.

As a Senior .NET Engineer
, become a part of a cross-functional development team engineering experiences of tomorrow.

• 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

• 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
• 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

• Strong community:
  Work alongside top professionals in a friendly, open‑door environment
• Growth focus:
  Take on large‑scale projects with a global impact and expand your expertise
• Tailored learning:
  
  Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company‑paid certifications
• Endless opportunities:
  Explore diverse domains through internal mobility, finding the best fit to gain hands‑on experience with cutting‑edge technologies
• Flexibility:
  Enjoy flexibility – full remote working possibilities
• Care:
  
  We’ve got you covered with company‑paid medical insurance, mental health support, and financial & legal consultations

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.
With delivery centers in Wrocław and Gdańsk, our 300+ professionals in Poland drive forward‑thinking solutions for global clients. Join a community where collaboration sparks innovation—and your impact reaches millions.

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.