Front end Engineer at Checkout.com (London, United Kingdom)
Checkout.com· London, United Kingdom·
Role details
Hybrid Working Model · Real Ownership · Fewer Blockers · Work That Makes A Difference
Checkout.com at a glance
Global enterprise payments platform that helps large merchants accept, move, protect, and optimize money through one API.
Checkout.com is an end-to-end payment service provider for enterprise merchants. It lets businesses accept online payments, move money globally, fight fraud, and lift acceptance rates through a single unified API and dashboard, competing chiefly on payment performance.
$1.8B raised · latest: Series D · $1B · January 2022 (at a $40B valuation) · backed by Tiger Global, Insight Partners, GIC, Qatar Investment Authority
Summary
Collaborate with Product and Design teams to build and maintain UI for Checkout.com products. Design, develop, test, and deploy frontend solutions using React and TypeScript while ensuring high-quality, accessible, and secure software deliverables.
Job description
Company Description We’recheckout.comCheckout.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.
As a Frontend Software Engineer embedded within a multifunctional team, you will collaborate with Product and Design counterparts in ideating, building and supporting the UI for Checkout.com products and services, ensuring our merchants enjoy an optimal experience across all our frontend touchpoints. We seek engineers who are versatile and enthusiastic about tackling new challenges across the full stack as we push technology forward. With your technical expertise, you will help define project priorities, manage deadlines, and ensure high-quality deliverables. You will be responsible for designing, developing, testing, deploying, maintaining, and enhancing software solutions.
Qualifications
- Proficient in React and TypeScript: Able to implement and maintain features with limited guidance, following best practices.
- Modern software development practices, designing and architecting with security in mind
- Good practical knowledge of OOP concepts and SOLID principles
- Solid understanding of HTTP and RESTful design
- Working knowledge of Continuous Integration and Deployment workflows
- Great communication skills and ability to interact effectively with multidisciplinary teams
- Strong customer focus with care for accessibility and User Experience
- Experience building reliable, accessible and well-tested systems.
Desirable:
- Some experience with C# is nice to have
- Understanding of common security vulnerabilities and performance issues in web applications and knowing how to debug them
- Experience with asynchronous, event-driven architecture
- Database experience with NoSQL, ElasticSearch or similar tool
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 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 ourCareers Page 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 LinkedIn and Instagram
Why work at Checkout.com
- 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.