Senior Full-Stack .NET Developer

Your impactAs a Senior Full Stack .NET Developer, you will be responsible for designing, developing, and delivering high‑quality software solutions. You will support teams in applying best practices, ensuring code quality, contributing to architectural discussions, and driving process automation. You will collaborate closely with Product Owners, Architects, and Scrum teams.Key ResponsibilitiesSupport the Software Engineering Manager and Solution Architect in defining the shared tech stack and development best practicesAdvise development teams on solution design, technical debt assessment, and continuous process improvementEnsure high code quality through code reviews, standards alignment, and CI/CD pipeline improvementsTranslate business requirements into technical solutionsSupport solution design activities: user stories, effort estimation, API design, and architectural decisionsContribute to replatforming and refactoring of existing systemsWork end‑to‑end on new applications (backend + frontend) within the approved .NET stackSupport sprint planning, estimation, and task breakdown for development teamsContribute to DevOps processes, automation of CI/CD, and organization of testing and UATProvide technical guidance, resolve blockers, and mentor other developersHere's what you'll need5+ years of experience designing and developing C# / .NET solutions in complex environmentsExperience building applications based on API architectures for multiple clients (web, desktop, mobile, plugins)Practical Experience with Blazor, ASP.NET MVC, RazorProven experience with Microsoft Azure (Functions, App Services, Azure SQL, DevOps, CI/CD)Solid expertise in SQL, data modeling, optimization, and query tuningExperience with code quality assurance, advanced debugging, and performance profilingStrong knowledge of Git and modern branching strategiesFamiliarity with Clean Architecture principles, separation of layers, and design patterns (CQRS, Mediator, Repository)Experience working in Agile teams and strong communication skills Nice to have:Python for automation tools and integrationsNode.jsWe offer:Rewarding employment: Full-time employment with a salary that matches your qualificationsHybrid work model: Enjoy the flexibility of working from home, with just several office days per monthComprehensive benefits: Including Lux Med medical care, psychological support, life insurance, My Benefit cafeteria system, Multisport card co-financing, and a car/bike park sharing systemCo-financed holidays: Enjoy 'Wczasy pod Gruszą' for a well-deserved breakGlobal projects: Engage in exciting international projectsInclusive networks: Join our diverse employee networks like Women's Network, OneWorld, PRISM, Careers Network, Green Team, SpeakUp, Collectively, and moreContinuous learning: Participate in our Graduate Development Program, Learners’ Community, and self-learning platformsLanguage courses: Enhance your skills with courses in English, German, and Polish We know that if we are inclusive, we’re more connected, and if we are diverse, we’re more creative. We accept people for who they are. Find out more about life at Jacobs. As a Disability Confident employer, we will interview all disabled applicants who meet the criteria for a vacancy. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team [email protected]