Software Engineer Ii, Payments Platform

OverviewAs a Software Engineer on the Payments Platform, you help build and scale Flywire’s global payment engine, impacting speed, reliability and client experience.You’ll contribute across backend and possibly full-stack areas, collaborating with cross-functional teams to deliver high-volume, secure payment services.The role blends hands-on engineering with exposure to cloud, AI-enabled development and platform engineering, in a fast-growing FinTech environment.Valencia-based hybrid work offers a chance to work on mission-critical systems used by clients across industries.You’ll join a diverse, globally distributed team and shape how AI tools improve engineering productivity and outcomes.Compensaciones / BeneficiosCompetitive compensationEmployee Stock Purchase Plan (ESPP)Global induction programWellbeing programsFlyBetter Days for volunteeringTalent & Development programsResponsabilidadesBuild and maintain services supporting high-volume payment systemsWrite clean, testable, maintainable code and contribute to new featuresSupport platform reliability, performance and securityInvestigate production issues and resolve technical problemsCollaborate with Product Managers, Designers, QA, SRE and Engineers across global teamsExplore AI-enabled tools to enhance engineering productivity and problem solvingRequisitos principalesAround 2 years’ experience in software or application developmentStrong fundamentals in software engineering, backend or full stackExperience with APIs, web services or REST-based architectureUnderstanding of object-oriented designExposure to relational databasesInterest in scalable systems, cloud platforms and reliabilityAbility to learn new languages, frameworks and toolsCuriosity about AI, LLMs and modern engineering workflowsExcellent communication and English proficiencyProduct-minded with awareness of how engineering decisions affect customers and the businessValencia-based or open to relocating to Valencia in SpainFinTech or payments experience is desirable but not requiredstrong communicationcuriosity about AIcollaboration across cross-functional teamsJavaRubyReact

Requisitos principalesAround 2 years’ experience in software or application development Strong fundamentals in software engineering, backend or full stack Experience with APIs, web services or REST-based architecture Understanding of object-oriented design Exposure to relational databases Interest in scalable systems, cloud platforms and reliability Ability to learn new languages, frameworks and tools Curiosity about AI, LLMs and modern engineering workflows Excellent communication and English proficiency Product-minded with awareness of how engineering decisions affect customers and the business Valencia-based or open to relocating to Valencia in Spain FinTech or payments experience is desirable but not required strong communication curiosity about AI collaboration across cross-functional teams Java Ruby React