Senior AI-First .NET Engineer

Godel Technologies Europe is a specialist in delivering agile at scale, building mission critical products for leading UK brands. Headquartered in Manchester, UK, with 1.5k+ employees across Europe and 1.2k in Poland across 5 offices including Łódź. Clients include SHELL Energy, the Gym Group, Secret Escapes, ao.com, DealTrak, theidol.com, and more.

• Hands-on experience with Claude Code, GitHub Copilot, Cursor, or equivalent AI coding assistants
• Ability to create custom skills and sub-agents and orchestrate multiple AI agents in parallel for concurrent task execution
• Strong prompt engineering skills; able to produce reliable, high-quality output and critically evaluate AI-generated results
• Production-grade .NET / C# (REST APIs, middleware, dependency injection) with solid understanding of OAuth 2.0, OpenID Connect, and JWT
• Deep proficiency in JavaScript and TypeScript
• 2+ years of hands-on production experience with React
• Strong grasp of state management, asynchronous patterns, and frontend testing
• Confident designing systems across monoliths, microservices, and distributed architectures
• Working knowledge of DDD, CQRS, Event Sourcing, and event-driven systems, including message brokers (Kafka or similar)
• Hands-on use of Docker and working knowledge of Kubernetes, along with CI/CD pipelines
• Experience with cloud platforms
• Solid background with SQL databases and ORMs
• Exposure to Python, Java, or Node.js is highly desirable
• Clear communication skills in English
• 4 years of experience in a similar position
• Knowledge of Claude Code, GitHub Copilot, Cursor, AI, .NET, C#, JavaScript, TypeScript, Testing
• Languages: English, French

• Design, develop, and maintain full-stack features with high standards of quality, performance, and reliability
• Apply AI tools throughout the workflow: generation, refactoring, review, testing, and research
• Contribute to architectural decisions including technology selection, system design, and trade-off analysis
• Conduct thorough code reviews and uphold engineering best practices across the team
• Identify risks, bottlenecks, and security concerns proactively and propose solutions
• Work directly with clients in English
• Mentor junior and mid-level engineers through day-to-day guidance and knowledge sharing
• Stay current with AI tooling developments and contribute findings to the broader team

Remote-first role with occasional in-person meetings in selected Polish offices (Warsaw, Łódź, Wrocław, Gdańsk, Białystok).