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UK Compensation & Tax Calculator

RSU-aware salary calculator for UK tech workers

UK Compensation & Tax Calculator

Impact

3,000+ unique users

The Problem

Moving to the UK for a tech role? Traditional salary calculators don't account for RSUs, sign-on bonuses, or the complexity of UK tax bands for high earners. I built this tool to help tech workers—especially those relocating—understand their true take-home compensation.

The Solution

A comprehensive calculator that handles: - Base salary with UK tax bands - RSU vesting schedules - Sign-on bonuses - National Insurance calculations - Student loan repayments (both Plan 1 and Plan 2) - Pension contributions Built with React, Next.js, and Tailwind CSS. Leveraged Claude AI for rapid prototyping and tax calculation logic validation.

Tech Stack

ReactNext.jsTailwind CSSClaude AIVercel