Senior Product Designer (UI/UX) View role →

Megarefill; Greater London; Hybrid; GBP 68,000 - 98,000; Full time

Benefits offered by this job

Fully remote

Flexible hours

Learning budget

Employee benefits

Job summary

Megarefill is seeking a senior designer to lead end-to-end design for megarefill.com and our mobile apps Megaroam and Megaconnect, collaborating with product managers and developers.

You’ll turn research into user flows, wireframes and high-fidelity UI, build and maintain a design system, and run usability tests and A/B experiments to boost conversion.

Fully remote with flexible hours; competitive USD salary; yearly learning budget; real ownership as your work ships and impacts customers.

Qualifications

• 5+ years of experience in UI/UX or product design for web and mobile.
• Strong portfolio showing shipped products and the thinking behind them.
• Expert Figma skills and experience building or running a design system.
• Experience with user research, usability testing and working with data.
• Clear communication and comfortable leading design decisions with stakeholders.

Responsibilities

• Own the end-to-end design of key flows: search, product pages, checkout, wallet and eSIM installation.
• Turn research and data into clear user flows, wireframes and high-fidelity UI.
• Build and maintain our design system across megarefill.com, Megaroam and Megaconnect.
• Run usability tests and design A/B experiments that improve conversion.
• Work closely with developers and review what ships to keep quality high.
• Mentor others and raise the design bar across the company.

Skills

UI/UX design

Product design

Tools

Figma

FigJam

Design system

Job description

Lead the design of megarefill.com, Megaroam and Megaconnect, from first idea to shipped product.

Megarefill is a digital marketplace for gift cards, mobile top-ups and travel eSIMs. Since 2023 we have been building, from London, the simplest way to buy digital products online: customers in 190+ countries pay by card, Apple Pay or more than 20 cryptocurrencies and get their code, recharge or eSIM in seconds.

We also build our own mobile apps: Megaroam, a travel eSIM app for 200+ countries, and Megaconnect, which gives people a real UK +44 phone number on an eSIM.

About your team

You will be the senior designer in our Product team, working with product managers and developers on megarefill.com and our mobile apps, Megaroam and Megaconnect.

Our customers buy a gift card, a phone recharge or an eSIM in under a minute, often on their phone and often in a hurry. Making that feel simple, fast and trustworthy in 190+ countries is the heart of the job.

Your toolkit

Design

• Figma and FigJam
• A shared design system for web and mobile
• Prototypes for usability tests

Research

• User interviews and usability testing
• Session recordings and funnels
• Support tickets and app reviews
• Design reviews with product and engineering
• Handoff and QA on real builds
• A/B tests on key flows

What you’ll do

• Own the end-to-end design of key flows: search, product pages, checkout, wallet and eSIM installation
• Turn research and data into clear user flows, wireframes and high-fidelity UI
• Build and maintain our design system across megarefill.com, Megaroam and Megaconnect
• Run usability tests and design A/B experiments that improve conversion
• Work closely with developers and review what ships to keep quality high
• Mentor others and raise the design bar across the company

What you’ll bring

• 5+ years of experience in UI/UX or product design for web and mobile
• A strong portfolio showing shipped products and the thinking behind them
• Expert Figma skills and experience building or running a design system
• Experience with user research, usability testing and working with data
• Clear communication and comfortable leading design decisions with stakeholders

Nice to have

• Experience designing for e-commerce, fintech, payments or crypto
• Experience designing native iOS and Android apps

What it’s like to work at Megarefill

• Fully remote, with flexible hours across time zones
• Competitive salary in USD, reviewed every year
• Yearly budget for courses, books and conferences
• Megarefill gift cards, top-ups and eSIM data within a yearly allowance
• Real ownership: your work ships and you see its impact on customers