Senior Python API Developer

Senior Python API EngineerThis role supports a major U.S. financial services organization with a large-scale digital and cloud environment. The team is building reusable API capabilities that will support multiple enterprise finance applications and future SaaS integrations across the business.We are seeking an experienced Senior Python API Engineer to help design and build a scalable, reusable API platform supporting multiple enterprise applications and SaaS integrations.This is a highly hands-on backend engineering role with a strong architecture and system design component. The ideal candidate has 8–12 years of software engineering experience and has built more than individual point-to-point integrations. We are looking for someone who has designed reusable API frameworks, shared services, or platform capabilities that can support multiple applications and future use cases.What You’ll DoDesign and develop backend services and APIs using Python and FastAPIBuild reusable API frameworks and platform capabilities that support multiple applications and integrationsDesign scalable, secure, and maintainable REST-based servicesSupport REST and SOAP integrations with enterprise SaaS applicationsDesign and deploy cloud-native solutions within AWSBuild and manage infrastructure using TerraformContribute to architecture, system design, scalability, and platform strategyBuild and support CI/CD pipelines and deployment processesCollaborate with product, architecture, and engineering teams from design through production supportRemain hands-on with development while helping shape technical decisions and engineering best practicesRequired Experience8–12 years of professional software engineering experienceStrong Python backend development experienceHands-on FastAPI experienceStrong REST API development experienceAWSTerraform / Infrastructure as CodeExperience designing scalable and reusable API solutions, frameworks, platforms, or shared servicesStrong architecture and system design experienceEnterprise application or SaaS integration experienceCI/CD experiencePreferred ExperienceSOAP APIsFlask or DjangoGitLabAWS API Gateway and LambdaContainerized or serverless architecturesAPI security, authentication, and observabilityWorkday Finance, BlackLine, or similar enterprise SaaS platformsExperience with AI-assisted development tools such as Claude Code