Senior React Native Engineer

Checkout Ltd; Greater London; Hybrid; GBP 70,000 - GBP 90,000; Full time

Job summary

A leading fintech company in Greater London seeks a Senior React Native Engineer to architect and build mobile applications for millions of users. Responsibilities include feature development from inception to maintenance, collaborating with backend teams, and mentoring peers. Ideal candidates should have a solid background in React Native, experience across mobile platforms, and a passion for developer experience. This role offers a hybrid model with flexibility to suit your work-life balance.

Qualifications

• Solid background in React Native and scalable consumer experiences.
• Proven experience in mobile development for iOS and Android.
• Experience building and maintaining mobile apps for a large user base.

Responsibilities

• Architect and build mobile experiences used by millions globally.
• Own feature development from discovery to maintenance.
• Champion best practices in mobile development.

Skills

React Native

Mobile development

Communication skills

Mentoring

Collaboration with product teams

Job description

Link to Privacy Policy Link to Cookie PolicySenior React Native Engineer page is loaded## Senior React Native Engineerlocations: Londontime type: Full timeposted on: Posted Todayjob requisition id: R8325****Company Description****Checkout.com is where the world checks out. Our global network powers billions of transactions every year, making money move without making a fuss. We spent years perfecting a service most people will never notice. Because when digital payments just work, businesses grow, customers stay, and no one stops to think about why.With 19 offices spanning six continents, we feel at home everywhere – but London is our HQ. Wherever our people work their magic, they’re fast-moving, performance-obsessed, and driven by being better every day. Ideal. Because a role here isn’t just another job; it’s a career-defining opportunity to build the future of fintech.****Job Description******About the Role**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.**Should have*** Solid background in React Native, building scalable and highly performant consumer experiences.* Proven track record building across the mobile domain *(e.g. experience with native iOS and Android).** 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.****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****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.to learn more about our culture, open roles, and what drives us.For a closer look at daily life at Checkout.com, follow us on and