OverviewVANRATH Belfast, Northern Ireland, United Kingdom. VANRATH are partnering with a global FinTech company to recruit for a Principal Software Engineer to join a high-performing technology team. This is a fantastic opportunity to work on business-critical platforms used by major players in the global market. As the Principal Software Engineer you will have the opportunity to work on modern cloud-native platforms using .NET, AWS, while shaping the engineering culture of a forward-thinking team.What You'll DoMentor engineers and align development with project goals and timelinesDesign, build, and maintain software solutionsCollaborate with BAs and PMs to shape and refine technical requirementsImplement Infrastructure as Code (IaC) using AWS CDK (Python)Maintain CI/CD pipelines and drive code quality through unit testingEnsure security, performance, and availability of cloud-based systemsParticipate in agile ceremonies and promote a strong agile cultureDocument technical designs, processes, and system architectureWhat We're Looking ForProven experience as a Principal .NET Engineer (finance sector a plus)Strong AWS knowledge with hands-on IaC (CDK + Python)Solid experience with unit testing, CI/CD, and agile methodologiesFamiliarity with Entity Framework, contract-first design, and microservicesNicer to HaveExperience with relational/NoSQL databasesGit, JIRA, and strong documentation skillsA highly competitive salary packageAnnual bonus and performance incentivesGenerous pension and private medical insuranceHybrid working model (3 days in office)And many more!For further information on this vacancy, or any other IT roles in Belfast or wider Northern Ireland, please apply via the link below or contact Jarlath O\'Rourke in the strictest confidence.Seniority levelMid-Senior levelEmployment typeFull-timeJob functionInformation Technology and EngineeringIndustriesFinancial Services and Data Infrastructure and Analytics #J-18808-Ljbffr