Software Engineer

Checkout.com; Greater London; Hybrid; GBP 32,000 - 58,000; Full time

Job summary

Checkout.com, a global fintech, is seeking software engineers in the Greater London area. You will lead, design, and deliver backend or full-stack solutions across an expanding portfolio, working with cross-functional teams and a strong customer-first mindset.

The role offers a hybrid working model with three days in the office. Candidates should have a degree in CS/Engineering and solid experience in C#, Java, or Go, with AI interest and familiarity with microservices.

Qualifications

• Bachelors or Masters degree in Computer Science, Engineering, or related field.
• Proficiency in C# .NET, Java, or Go, with strong backend or full-stack skills.
• Excellent communication and stakeholder interaction.
• Experience in agile environments delivering high-quality code under deadlines.
• Strong problem-solving, independently and in a team.
• AI proficiency or curiosity to leverage latest tech.
• Payments or financial knowledge is a plus.

Responsibilities

• Lead and drive projects with opportunities to switch teams as the business evolves.
• Collaborate with product and engineering teams with a customer-first approach.
• Own project priorities, deadlines, and deliverables.
• Design, develop, test, deploy, maintain, and enhance software solutions.
• Collaborate across cross-functional teams including product management.
• Design loosely coupled, scalable microservices within the architecture.
• Stay up to date with Checkout technologies and share knowledge.
• Write clean, maintainable, testable code on critical systems.
• Build and operate resilient systems to high levels of service.
• Mentor junior engineers and support their development.

Skills

C# .NET

Java

Go

Backend development

Agile methodologies

Communication

Problem solving

AI curiosity

Payments knowledge

Education

Bachelor or Master in Computer Science/Engineering

Tools

ASP.NET

microservices

Job description

Salary: £31,500 - 58,000 per year

Requirements

• Bachelors or Masters degree in Computer Science, Engineering, or related field
• Proficiency in C# .NET, Java, or Go, with a strong understanding of software development principles in either a backend or full stack environment
• 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
• AI proficiency or curiosity, and enthusiasm for using the latest technology to enhance productivity
• Payments or financial knowledge is a plus, but not a necessity

Responsibilities

• Lead and drive specific projects critical to our needs, with opportunities to switch teams and projects as our business grows and evolves
• Work with teams across our portfolio of products and services with a strong customer-first philosophy
• Take ownership of project priorities, deadlines, and deliverables
• Design, develop, test, deploy, maintain, and enhance software solutions
• Collaborate with cross-functional teams including product management across our engineering community
• Define and design loosely coupled, scalable systems within a wider microservices architecture using industry best practices
• Stay up to date with the latest technologies used by Checkout and share that knowledge with others
• Write clean, maintainable, extendable, and testable code on impactful systems
• Build, own, and operate systems to the highest levels of resilience and service
• Mentor junior team members and support their technical development

Technologies

• AI
• Backend
• C#
• Support
• Java
• microservices
• ASP.NET

More

Were Checkout.com, a global fintech company behind many digital payment experiences used by brands like eBay, Spotify, Klarna, Uber, and Sony. We enable over 10 billion transactions each year for more than one billion shoppers, helping ambitious businesses deliver effortless digital experiences at scale. Our team moves fast, thinks globally, and values conviction, curiosity, and impact. We have 20 offices across six continents with London as our HQ, and we offer a hybrid working model with three days per week in the office. We create an environment where high performers can thrive through ownership, meaningful challenges, and strong team support.