Senior Mobile Engineer – iOS

Market Pay; Hérouville-Saint-Clair; Hybride; EUR 60 000 - 80 000; Plein temps

Résumé du poste

A French fintech company in Hérouville-Saint-Clair is seeking a Senior iOS Mobile Developer to enhance their Tap to Pay solution. The ideal candidate will have at least 5 years of iOS development experience, strong skills in Swift and SwiftUI, and a passion for creating user-friendly mobile solutions. Join a collaborative team where your contributions directly impact thousands of merchants. The position offers competitive compensation, remote work options, and a supportive environment for professional growth.

Prestations

Attractive compensation package

Health insurance fully covered

Meal vouchers

€200 annual sustainable mobility allowance

Partial remote work possible

Sports activities and events

Qualifications

• At least 5 years of experience in iOS development.
• Experience on demanding mobile projects where quality matters.

Responsabilités

• Develop new features in Swift/SwiftUI balancing elegance and performance.
• Collaborate with Product and UX/UI teams.
• Participate in architectural decisions and propose innovative solutions.

Connaissances

Swift

SwiftUI

NFC payment security

Clean modern architectures

Formation

Masters degree in Computer Science or Engineering background

Description du poste

MARKET PAY Who We Are

Founded in 2016, Market Pay is a French fintech that designs and provides omnichannel and international payment solutions to retailers and e‑commerce businesses. Our goal is to support merchant growth through a wide range of solutions that reinvent the customer experience whether fully mobile, fully digital or in a connected store environment.

With several international acquisitions, Market Pay now counts more than 300 employees in France and abroad.

CONTEXT

You will be joining the team building our Tap to Pay on iPhone solution.

This is a highly visible product that combines UX security, NFC, Apple integration and performance.

Every feature you deliver has an immediate impact on thousands of merchants; it is extremely rewarding to build something used so concretely in day‑to‑day life.

MISSIONS

As a Senior iOS Mobile Developer you will play a key role in the evolution of Tap to Pay on iOS: a product that is technically demanding but where people collaboration and user experience guide each decision.

Designing a simple, smooth and delightful iOS product

• Develop new features in Swift / SwiftUI, finding the right balance between elegance, performance and simplicity.
• Turn complex topics (NFC payment security, Apple constraints) into intuitive experiences for merchants.
• Contribute to a product where impact is immediate: your decisions can be felt the next day.

Building together with Product Design and Tech

Collaborate daily with Product and UX/UI teams: discussions, challenges, iterations, testing.

Participate in feasibility studies to clarify technical constraints and help choosing the best solution.

Bring your iOS expertise to align constraints product vision and user experience.

Having a real role in technical decisions

• Participate in architectural decisions (µFeatures SwiftUI design system payment SDK observability).
• Experiment, propose challenge existing approaches and build POCs when needed.
• Help build a healthy durable and enjoyable codebase.

Helping the team grow in a supportive and demanding environment.

• Practice pair programming and carry out helpful constructive code reviews.
• Share your discoveries and learn from others.
• Contribute to a team built on trust and mutual support where we work seriously without taking ourselves too seriously.

PROFILE

We are looking for someone experienced, curious and passionate who wants to join a team where we build innovate and move forward together.

Training & Experience

You have an engineering background or hold a Masters degree in Computer science.

• You have at least 5 years of experience in development with solid expertise in the iOS ecosystem.
• You have worked on demanding mobile projects where quality, performance and high standards genuinely matter.

Technical skills

You are comfortable with Swift, SwiftUI and clean modern architectures.

You produce clear, testable, maintainable code that is pleasant for everyone to work with.

You are naturally curious: you explore, test and enjoy understanding what happens under the hood.

Innovation mindset

You like experimenting, trying new approaches and building POCs to validate ideas.

You follow iOS updates, Swift evolutions and Apple guidelines and enjoy sharing what you learn.

You are motivated by the idea of working on an innovative product combining UX, security, NFC and real‑time experience.

Human qualities

You like building things that truly help people; seeing a feature used the next day is something that drives you.

You are autonomous but enjoy exchanging ideas, brainstorming and moving forward with the team.

You communicate simply, calmly and directly and you like when things progress.

You bring positive energy: humble solution‑oriented and collaborative.

You enjoy transmitting knowledge and learning from others. No solo heroes here; we grow together.

WHY JOIN US

• Join an international company and work with talented and passionate people from diverse backgrounds bringing different skills and life experiences.
• Employee well‑being is at the heart of what we do; we are proud to be certified.
• CSR is one of our priorities and we have been awarded the Ecovadis silver medal.

WHAT WE OFFER :

• An attractive compensation package: fixed salary, performance bonus, benefits.
• An onboarding and training journey with a buddy assigned from day one.
• Health insurance fully covered by the company (individual or family).
• Meal vouchers of €10 per day (60% covered by the company).
• Holiday vouchers (up to 500 with company contribution between 50% and 75% depending on family situation).
• A €200 annual sustainable mobility allowance.
• Partial remote work possible (teleworking charter in place).
• Sports activities and many other events throughout the year.

PRACTICAL INFORMATION :

• Start date : As soon as possible.
• Contract : Permanent (CDI).
• Remote work : up to 3 days per week.

OUR RECRUITMENT PROCESS :

• A first phone call with Mathilde, HR Project Officer and Employee Experience Lead to get to know each other and tell you more about Market Pay's culture and values.
• A technical interview with Nicolas (Lead Developer) and Antoine (QA Specialist).
• A meeting with Ahmad, our CTO.

Market Pay is an equal opportunity employer offering equality for all minorities, disabilities, gender identities and sexual orientations.