Senior Full Stack Software Engineer - .NET & React

Big Wave Digital — Australia · Posted ~3 hours ago

Senior Full-time

Skills

Full-stack development React TypeScript .NET API development Customer-facing web applications SSO Identity verification Software design APIs

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Summary ✨ AI‑Generated

A financial services organization is hiring a Senior Full Stack Software Engineer to build the customer journey from initial web engagement through onboarding, identity verification, authentication, and promotional experiences. You will work with React, TypeScript, and .NET, own features end-to-end, and collaborate with design, product, compliance, and engineering teams.

Highlights

Senior full-stack role with meaningful ownership across customer-facing financial experiences, from design through release and ongoing improvement, with opportunities to influence technical decisions and customer growth.

Description

Build the first experience customers have with a financial platform. We’re recruiting a Senior Software Engineer for a financial services client’s customer acquisition team. You’ll work on the journey from someone’s first visit to becoming an active customer: the public website, onboarding, identity verification, sign-in and promotions. This is a hands-on role with real ownership. You’ll build across the stack, help shape technical decisions and see how your work affects customer experience and growth. What you’ll do Build customer-facing features in React and TypeScript, alongside APIs and services in .NET.Improve onboarding, SSO and the systems that determine what information each customer needs to provide.Own features from design discussions through release and ongoing improvement.Work closely with design, product, compliance and other engineers.Keep performance, reliability, accessibility and maintainability front of mind. What you’ll bring Strong full-stack engineering experience, with solid .NET skills and confidence building frontend products in React and TypeScript.Experience with relational databases, data-driven rules and headless CMS platforms.An eye for edge cases and a habit of writing clear, testable code.Curiosity about how technical decisions affect conversion and the customer experience.The confidence to take ownership while priorities evolve. Experience with OAuth/OIDC or SAML, KYC integrations, multilingual websites, technical SEO or high-conversion digital products would be a bonus. If you like building polished customer experiences and enjoy solving the engineering challenges behind them, I’d love to hear from you.