---
title: 'Senior Mobile Engineer at Checkout.com'
canonical: 'https://feeny.ai/job/senior-mobile-engineer-checkout-com-london-528j44dex7yf'
type: 'job'
last_seen: '2026-11-02'
---

# Senior Mobile Engineer at Checkout.com

- **Company:** [Checkout.com](https://feeny.ai/companies/checkout-com)
- **Location:** London, United Kingdom
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-09-22
- **Last confirmed live:** 2026-11-02
- **Apply:** https://jobs.ashbyhq.com/checkout.com/6adc898c-9b6d-4b0a-833b-9c9b77006c05/application

**Skills:** Mobile technologies, Native iOS, Native Android, React Native, Mobile app development, SDK development, API design, Testing, Monitoring, Release strategy, Payments, Fintech, PCI compliance, Tokenization, Secure data handling

> Design and build high-performance mobile experiences for millions of consumers, owning feature development end-to-end. Collaborate with backend teams, define architecture, and mentor peers to strengthen technical foundations in a fast-paced fintech environment.

## Job description

Company Description We’rehttp://checkout.com[Checkout.com](http://Checkout.com). You might not know our name, but companies like eBay, Spotify, Klarna, Uber, and Sony do, because we’re behind many of the digital experiences you use every day.

We are where the world checks out, enabling over 10 billion transactions yearly for more than one billion global shoppers.

Whether you want to book a holiday, order food, renew a subscription, or check out online, there’s a good chance our tech powers the payments behind the scenes. Our platform helps the most ambitious businesses deliver effortless digital experiences, at scale.

If you want to do career-defining work, you’ve come to the right place. We move fast, think globally, and believe great teams are built by hiring exceptional people with conviction, curiosity, and the desire to make an impact.

With 20 offices across six continents and London as our HQ, we’re shaping the future of fintech – and we’re just getting started.

## About the Role

[Checkout.com](http://Checkout.com) is on a mission to transform the shopping experience for millions of consumers. As a senior individual contributor in mobile, you’ll help design and build the products we put in the hands of our end users. Working hand-in-hand with our engineering team and product leaders, you’ll be crafting high-performance, user-friendly experiences, which operate at scale. Your role will extend beyond writing code - you’ll define architecture, lead technical discovery, and help us build the foundations that underpin our consumer offering.

## What you’ll be doing

- Architecting and building the mobile experiences that are used directly by millions of consumers around the world.
- Owning feature development end-to-end, from discovery through to development, and monitoring through to maintenance.
- Working closely with backend teams to ensure the underlying systems we build are aligned to support our mobile product evolution.
- Championing best practices across the technical domain (testing, monitoring, release strategy, etc) to strengthen our foundations as we build our products.
- Mentoring peers, reviewing code, and contributing to the long-term technical vision for mobile development at [Checkout.com](http://Checkout.com).

Should have

- Solid background in mobile technologies (e.g. working with at least one of: native iOS, native Android, React Native)
- Proven track record building scalable and highly performant consumer experiences across the mobile domain
- Experience building and maintaining mobile apps or SDKs used by a large, active, user base.
- Passionate about developer experience - clear APIs, great docs, and reliability at scale.
- Excellent communication skills and experience collaborating with product, design, and backend peers.

## Nice to have

- Previous experience in payments, fintech, or other security-sensitive domains.
- Exposure to PCI compliance, tokenization, or secure data handling.

Additional Information Bring all of you to work We create the conditions for high performers to thrive, through real ownership, fewer blockers, and work that makes a difference from day one. Here, you’ll move fast, take on meaningful challenges, and be recognized for the impact you deliver. It’s a place where ambition gets met with opportunity, and where your growth is in your hands. We work as one team, and we back each other to succeed. So whatever your background or identity, if you’re ready to grow and make a difference, you’ll be right at home here. It’s important we set you up for success and make our process as accessible as possible. So let us know in your application, or tell your recruiter directly, if you need anything to make your experience or working environment more comfortable.

Life at [Checkout.com](http://Checkout.com) We understand that work is just one part of your life. Our hybrid working model offers flexibility, with three days per week in the office to support collaboration and connection. Curious about what it’s like to be part of our team? Visit our[Careers Page](https://www.checkout.com/careers) to learn more about our culture, open roles, and what drives us. For a closer look at daily life at [Checkout.com](http://Checkout.com), follow us on [LinkedIn](https://www.linkedin.com/company/checkout/life/) and [Instagram](https://www.instagram.com/checkout_com/)

## About Checkout.com

## Company Overview
- **One-liner**: Checkout.com is a global, high-performance payment platform that enables enterprises to accept payments, move money, and optimize revenue through a modular, AI-powered suite of services.
- **Entity Type**: Private (Series D, last funding round Jan 2022)
- **Headquarters**: London, England, United Kingdom
- **Founded**: 2012
- **Founders**: Guillaume Pousaz

## Core Business
- **Primary industry**: Payments / FinTech (online payment processing, acquiring, fraud management, money movement)
- **Target customers**: B2B – primarily enterprise merchants and high-growth digital businesses (e.g., e-commerce, travel, food delivery, marketplaces)
- **Mission or purpose**: To turn payments into a powerful revenue driver for businesses by obsessing over every basis point of performance.

## Products & Services
- **Connect**: Accept payments online via a single API, supporting 150+ currencies and local acquiring in 50+ countries.
- **Move**: Simplify global money movement, including payouts, refunds, and supplier payments (e.g., via Visa Direct).
- **Boost** (Intelligent Acceptance): AI-powered engine that optimizes payment routing and retries to increase conversion rates.
- **Protect**: Fraud detection, authentication, identity verification, and chargeback management tools.
- **Manage**: Centralized dashboard for monitoring payments, balances, and analytics across all geographies.

## Market Standing
- **Valuation/Market Cap**: Not disclosed (private company; last Series D raised $1B at a reported valuation of $40B in Jan 2022 per news, but this is not confirmed in search results – treat as unconfirmed)
- **Key Metric**: Processed $300B in total ecommerce payment volume in 2025 for enterprise merchants (source: checkout.com homepage); total funding raised: $1.8B (Crunchbase)
- **Notable Investors/Partners**: Franklin Templeton, Ribbit Capital (among 14 investors per Crunchbase); partner with Visa Direct; named a Leader in The Forrester Wave™: Merchant Payment Providers, Q1 2026
- **Growth Signals**: 19 offices worldwide; 1,000–5,000 employees; serves category-defining businesses (e.g., Klarna, Grab, The Trade Desk, etc. as shown in case studies); AI-powered Intelligent Acceptance delivering 4–6% uplift in acceptance rates for clients.

## Competitive Advantages
- **Proprietary technology**: Cloud-native, self-healing infrastructure with high uptime and local acquiring in 50+ countries.
- **AI-first optimization**: Intelligent Acceptance engine uses network data and machine learning to maximize conversions.
- **Modular platform**: Products work standalone or together, allowing merchants to customize their payment stack.
- **Enterprise scale**: Proven ability to handle billions in volume for global merchants.
- **Single platform for issuing and acquiring**: Recently unified issuing and acquiring to improve liquidity and control for travel and other verticals.

## Strategic Focus
- **AI acceleration**: Going all-in on AI across products and internal operations (see blog “How we’re using AI to accelerate our velocity”).
- **Agentic commerce**: Preparing for AI-driven shopping agents by developing merchant-controlled checkout models and chargeback strategies.
- **Expanding money movement**: Enhancing payout capabilities (e.g., Visa Direct partnership) and virtual card issuing.
- **Global reach**: Continuing to add local acquiring markets and payment methods.

## Why Work Here
- **Culture**: High-performance, ownership-driven environment with values like “Athlete Mindset”, “Never Give Up”, “Talk Straight”, and “One Team”. Emphasis on continuous improvement, data-driven decisions, and speed.
- **Hybrid policy**: Required in-office Tuesday, Wednesday, Thursday (as of Aug 2025). Also offers “Work from Anywhere” options and flexibility.
- **Diversity & belonging**: Nine employee-led communities (Ability+, Arab, Asian, Black, Jewish, Latine, Parents, Pride, Women). Committed to inclusive hiring and accessibility.
- **Benefits**: Comprehensive health and wellbeing cover, family-forming support, high-quality food in offices, volunteering days, sustainable pace with time away, and choice/control over rewards.
- **Growth**: Fast-paced environment with early ownership, global opportunities, and a focus on learning (continuous development resources).
- **Hiring process**: Four stages – recruiter screen, first interview, task/challenge, final interview. Typically 4–6 weeks. Feedback provided after each stage.

## Sources
1. [checkout.com](https://www.checkout.com/?ref_type=adv)
2. [checkout.com/life-at-checkout](http://www.checkout.com/life-at-checkout)
3. [checkout.com/jobs](https://www.checkout.com/jobs)
4. [checkout.com/careers](https://www.checkout.com/careers)
5. [crunchbase.com](https://www.crunchbase.com/organization/checkout-com)

## Other roles at Checkout.com

- [Senior Data Scientist - Payment Success](https://feeny.ai/job/senior-data-scientist-payment-success-checkout-com-atlanta-0z0r952tkgtz) — Atlanta, GA
- [Business Development Enablement Manager](https://feeny.ai/job/business-development-enablement-manager-checkout-com-london-s46tadq8jtwk) — London, United Kingdom
- [Director, SMB and Platform Risk](https://feeny.ai/job/director-smb-and-platform-risk-checkout-com-london-th1v0bgesqcf) — London, United Kingdom
- [Analyst I, Merchant Product Support](https://feeny.ai/job/analyst-i-merchant-product-support-checkout-com-shanghai-mxdebpa2hmnh) — Shanghai, China
- [Analyst - Merchant Care Level 1](https://feeny.ai/job/analyst-merchant-care-level-1-checkout-com-shanghai-xkzk0trt1ygv) — Shanghai, China
- [Merchant Care Analyst 1](https://feeny.ai/job/merchant-care-analyst-1-checkout-com-shanghai-1t81z4vzntva) — Shanghai, China
- [Solutions Engineer - Payments](https://feeny.ai/job/solutions-engineer-payments-checkout-com-new-york-vqfh09mrrhvd) — New York, NY
- [Recruiting Coordinator, Americas](https://feeny.ai/job/recruiting-coordinator-americas-checkout-com-mexico-city-nscf4r2q6wzx) — Mexico City, Mexico
- [Senior Specialist, Enterprise Ramp Management](https://feeny.ai/job/senior-specialist-enterprise-ramp-management-checkout-com-new-york-vsvthyehems2) — New York, NY
- [Manager, GTM Engineer](https://feeny.ai/job/manager-gtm-engineer-checkout-com-london-egxynb94q971) — London, United Kingdom