Senior Full-Stack Engineer: AI-Powered Global Payroll

Vialto UK & Ireland; Greater London; On-site; GBP 90,000 - 140,000; Full time

Job summary

Vialto UK & Ireland is seeking a Senior Full Stack Engineer to design, build, and operate secure, scalable products for Compensation Collection, Shadow Payroll, and Equity. You will work with Next.js, React, TypeScript on the frontend and C#/.NET on the backend, deployed to Microsoft Azure in a regulated, multi-jurisdictional environment with strong data privacy requirements.

You will own end‑to‑end features from data ingestion to payroll/ equity event processing, and apply agentic development

Qualifications

• Formal education in computer science or engineering.
• 5+ years building enterprise web apps and services.
• Experience with Next.js/React and C#/.NET in regulated environments.

Responsibilities

• Build web experiences for Compensation Collection, Shadow Payroll, and Equity using Next.js/React/TypeScript.
• Design backend services in C#, .NET, WebAPI and integrate with HR/payroll systems.
• Deliver Azure-native implementations and ensure security, auditability, and data privacy.

Skills

Next.js

React

TypeScript

C#

.NET

Azure

AI coding agents

Spec‑driven development

Education

Bachelor’s degree in CS/Engineering

Master’s degree preferred

Tools

Workday

SAP

ADP

Carta

Workday/Shareworks ecosystem

Job description

Vialto UK & Ireland is seeking a Senior Full Stack Engineer to design, build, and operate secure, scalable products for Compensation Collection, Shadow Payroll, and Equity. You will work with Next.js, React, TypeScript on the frontend and C#/.NET on the backend, deployed to Microsoft Azure in a regulated, multi-jurisdictional environment with strong data privacy requirements.

You will own end‑to‑end features from data ingestion to payroll/ equity event processing, and apply agentic development