Senior Software Engineer (.NET Full-Stack)

Job ID: 37269Location: Krakow, All PL Regions, PolandCapabilities: Digital and DataOffice Setup: HybridCompany: JacobsAt Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good. Your impact As a Senior Software Engineer you will contribute to the design, development, and delivery of high-quality software solutions used across the organization. You will work closely with architects, product teams and engineers to build scalable applications, contribute to software architecture, and support engineering best practices. The role also includes elements of automation, CI/CD and developer tooling, helping teams deliver software more efficiently and consistently. This is a hands-on technical role requiring strong full-stack development experience, software design skills and the ability to independently drive technical decisions and solution delivery. Key ResponsibilitiesDesign, develop and maintain applications and APIs using .NET and related technologiesBuild scalable and maintainable solutions across application, database and user interface layersSupport non-technical stakeholders in understanding technical options, limitations and delivery approachesContribute to software architecture and solution design activitiesCollaborate with engineers and architects through design reviews, code reviews and technical discussionsDrive engineering best practices related to code quality, testing, security and maintainabilityContribute to CI/CD pipelines, automation and software delivery processesSupport modernization, refactoring and continuous improvement initiativesTroubleshoot complex technical issues and improve application performance, reliability and scalabilityMentor less experienced developers and contribute to knowledge sharing across teams Here's what you'll need Strong professional experience designing, developing and deploying software solutions using .NET/C#Practical experience with modern frontend technologies such as Blazor, React, Angular or Vue.jsStrong understanding of software architecture, system design and distributed applicationsHands-on experience designing and consuming REST APIsStrong SQL skills including database design, query optimization and data modelingExperience with cloud platforms, preferably Microsoft AzureHands-on experience with CI/CD, Git, GitHub and modern DevOps practicesExperience with debugging, troubleshooting and application performance optimizationStrong understanding of architectural and design patterns Experience working in Agile development teamsStrong communication skills and ability to explain technical concepts to both technical and non-technical stakeholdersGood written and spoken EnglishNice to HavePython for automation tools and integrationsExperience developing Revit, AutoCAD or similar engineering software plugins and extensionsExperience developing desktop applications using WPFExperience with Infrastructure as CodeExperience with observability, application security or AI-assisted development toolsWe offer:Rewarding employment: Full-time employment with a salary that matches your qualificationsHybrid work model - candidates are required to work from our Kraków or Warsaw office at least two days per week. The remaining working days may be performed remotely from homeComprehensive 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 platformsWe 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 View email address on click.appcast.io #LI-KK3 ReferencesYour application experience is important to us, and we’re keen to adapt to make every interaction even better. 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 via Careers Support. Locations CityStateCountryKrakowAll PL RegionsPolandWarsawAll PL RegionsPolandKrakowAll PL RegionsPoland