Senior Software Engineer, Mobile - Swift/ Kotlin
Senior Software Engineer, Mobile - Swift/ Kotlin

Senior Software Engineer, Mobile - Swift/ Kotlin

London Full-Time 43200 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead projects in mobile software engineering, focusing on innovative payment solutions.
  • Company: Join Checkout.com, a leading fintech powering global transactions for brands like eBay and Sony.
  • Benefits: Enjoy a hybrid work model, flexible hours, and a culture that values your growth.
  • Why this job: Be part of a dynamic team shaping the future of digital payments with real impact.
  • Qualifications: Bachelor's or Master's in Computer Science; proficiency in Kotlin, Swift, or similar technologies.
  • Other info: We embrace diversity and encourage applicants from all backgrounds to apply.

The predicted salary is between 43200 - 72000 £ per year.

Senior Software Engineer, Mobile – Swift/ Kotlin page is loaded

Senior Software Engineer, Mobile – Swift/ Kotlin

Apply locations London time type Full time posted on Posted 7 Days Ago job requisition id R7752

Company Description

We’re Checkout.com – you might not know our name, but companies like eBay, ASOS, Klarna, Uber Eats, and Sony do. That moment when you check out online? We make it happen.

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

Company Description

Checkout.com is one of the most exciting fintechs in the world. Our mission is to enable businesses and their communities to thrive in the digital economy. We’re the strategic payments partner for some of the best known fast-moving brands globally such as Wise, The Hut Group, Sony Electronics, Sainsbury’s, Deliveroo, Adidas, Klarna and many others. Purpose-built with performance and scalability in mind, our flexible cloud-based payments platform helps global enterprises launch new products and create experiences customers love. And it\’s not just what we build that makes us different. It\’s how.

We empower passionate problem-solvers to collaborate, innovate and do their best work. That’s why we’re on the Forbes Cloud 100 list and a Great Place to Work accredited company. And we’re just getting started. We’re building diverse and inclusive teams around the world — because that’s how we create even better experiences for our merchants and our partners. And we need your help. Join us to build the digital economy of tomorrow.

Job Description

Global payments are complex and ever-evolving. At Checkout our software engineers develop the next-generation payments technologies that enable our Merchants to boost their acceptance rates, cut processing costs, fight fraud, and create cutting edge technology that enables extraordinary customer experiences.

We\’re looking for Senior Software engineers who bring fresh ideas, have a curious nature and are passionate about working in an Engineering environment which focuses on building products to achieve the company\’s strategic goals. You’ll get to work with teams from across Checkout.com’s portfolio of products and services who all have a real customer first philosophy.

As a Senior Software engineer, on our Emerging Products pillar you will lead and drive specific projects critical to Checkout\’s needs by fostering innovation and developing pioneering solutions that complement our core enterprise offerings. Our goal is to explore new ideas and technologies, create products that meet the evolving needs of the digital payments space, and ensure our continued growth and relevance.

How you\’ll make an impact:

  • Be part of, and collaborate with, cross-functional teams including product management, across a large engineering community.
  • Define and design loosely coupled, scalable systems in a wider microservices using industry best practices.
  • Stay up-to-date, use, and spread knowledge of the latest technologies used by Checkout.
  • Write clean, maintainable, extendable and testable code on some of Checkout’s most impactful systems.
  • Build, own and operate your systems to the highest levels of resilience and service.
  • Mentor junior team members and assist in their technical development

Qualifications:

We need our engineers to be versatile, display exceptional leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward. With your technical expertise you will lead project priorities, deadlines, and deliverables. You will design, develop, test, deploy, maintain, and enhance software solutions.

What we\’re looking for:

  • Bachelor\’s or Master\’s degree in Computer Science, Engineering, or related field
  • Proficiency in a modern tech stack (Typescript, Python, etc) with a strong understanding of software development principles in either a backend or full stack environment.
  • Proficiency in mobile technologies like Kotlin, Swift or Hybrid
  • Experience in web & mobile application design and state management solutions
  • Great communication skills and ability to interact effectively with a wide range of stakeholders
  • Experience working in agile environments and delivering high-quality code within tight deadlines
  • Excellent problem-solving skills and the ability to work independently as well as part of a team
  • Payments or financial knowledge is a plus, but not a necessity

Additional Information

Apply without meeting all requirements statement

If you don\’t meet all the requirements but think you might still be right for the role, please apply anyway. We\’re always keen to speak to people who connect with our mission and values.

We believe in equal opportunities

We work as one team. Wherever you come from. However you identify. And whichever payment method you use.

Our clients come from all over the world — and so do we. Hiring hard-working people and giving them a community to thrive in is critical to our success.

When you join our team, we’ll empower you to unlock your potential so you can do your best work. We’d love to hear how you think you could make a difference here with us.

We want to 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. We’ll be happy to support you.

Take a peek inside life at Checkout.com via

  • Our Culture video
  • Our careers page
  • Our LinkedIn Life pagesbit.ly/3OaoN1U
  • Our Instagram

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 our Careers 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

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Senior Software Engineer, Mobile - Swift/ Kotlin employer: 0026 Checkout Technology Ltd

At Checkout.com, we pride ourselves on being a dynamic and inclusive employer that empowers our employees to thrive in the fast-paced world of fintech. Our London headquarters fosters a collaborative work culture where innovation is celebrated, and personal growth is supported through mentorship and diverse project opportunities. With a flexible hybrid working model and a commitment to employee well-being, we ensure that every team member can make a meaningful impact while enjoying a balanced work-life experience.
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Contact Detail:

0026 Checkout Technology Ltd Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Software Engineer, Mobile - Swift/ Kotlin

✨Tip Number 1

Familiarise yourself with Checkout.com's products and services. Understanding their payment solutions and how they integrate with various businesses will help you demonstrate your enthusiasm and knowledge during interviews.

✨Tip Number 2

Showcase your experience with mobile technologies like Swift and Kotlin. Be prepared to discuss specific projects where you've used these languages, as well as any challenges you faced and how you overcame them.

✨Tip Number 3

Highlight your ability to work in cross-functional teams. Provide examples of how you've collaborated with product management or other departments to deliver successful projects, as this aligns with Checkout.com's team-oriented culture.

✨Tip Number 4

Stay updated on the latest trends in fintech and mobile development. Being knowledgeable about emerging technologies and industry best practices will not only impress your interviewers but also show that you're committed to continuous learning.

We think you need these skills to ace Senior Software Engineer, Mobile - Swift/ Kotlin

Proficiency in Swift and Kotlin
Experience with mobile application design
Understanding of software development principles
Knowledge of Typescript and Python
Familiarity with microservices architecture
Ability to write clean, maintainable, and testable code
Experience in agile development environments
Strong problem-solving skills
Excellent communication skills
Ability to mentor junior team members
Experience with state management solutions
Ability to work independently and as part of a team
Understanding of payments or financial technologies

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with mobile technologies like Kotlin and Swift. Showcase relevant projects that demonstrate your ability to design and develop scalable systems.

Craft a Compelling Cover Letter: In your cover letter, express your passion for fintech and how your skills align with Checkout.com's mission. Mention specific projects or experiences that relate to the role and demonstrate your problem-solving abilities.

Showcase Your Technical Skills: Include a section in your application that details your proficiency in modern tech stacks and any experience you have with agile methodologies. Highlight your ability to write clean, maintainable code.

Demonstrate Cultural Fit: Research Checkout.com’s culture and values. In your application, mention how you resonate with their commitment to diversity and inclusion, and how you can contribute to a collaborative team environment.

How to prepare for a job interview at 0026 Checkout Technology Ltd

✨Showcase Your Technical Skills

Be prepared to discuss your proficiency in mobile technologies like Swift and Kotlin. Bring examples of past projects where you've successfully implemented these technologies, and be ready to explain your thought process and the challenges you faced.

✨Demonstrate Problem-Solving Abilities

Expect to encounter technical questions that assess your problem-solving skills. Practice coding challenges or algorithm questions beforehand, and think aloud during the interview to show your approach to tackling complex issues.

✨Highlight Collaboration Experience

Since the role involves working with cross-functional teams, share specific examples of how you've collaborated with product management or other departments in previous roles. Emphasise your communication skills and ability to work effectively within a team.

✨Express Your Passion for Innovation

Checkout.com values fresh ideas and innovation. Be ready to discuss any new technologies or methodologies you're excited about and how they could benefit the company. Show your enthusiasm for staying up-to-date with industry trends and your eagerness to contribute to the company's growth.

Senior Software Engineer, Mobile - Swift/ Kotlin
0026 Checkout Technology Ltd
Location: London
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