Golang Software Engineer

0026 Checkout Technology Ltd; Greater London; Hybrid; GBP 50,000 - 75,000; Full time

Job summary

0026 Checkout Technology Ltd is looking for innovative Software Engineers to join our Payment Performance Team in Greater London. In this role, you will collaborate with cross-functional teams to innovate and maintain systems that maximize conversion rates and minimize fraud while utilizing modern technologies.

The ideal candidate will have a strong proficiency in Go, excellent communication skills, and a relevant degree. Enjoy a hybrid working model that offers flexibility and fosters collaboration.

Qualifications

• Proficiency in Go is essential for this role.
• A degree in Computer Science or a related field is required.
• Strong grasp of back-end software development principles is necessary.

Responsibilities

• Collaborate with cross-functional teams to design scalable systems.
• Write clean, maintainable, and testable code for impactful systems.
• Ensure high resilience and operational service levels of your systems.

Skills

Proficiency in Go

Strong problem-solving skills

Excellent communication skills

Agile working experience

Curiosity for AI and emerging technologies

Education

Bachelor’s or Master’s degree in Computer Science, Engineering, or related field

Job description

About the team

The Payment Performance Team focuses on ensuring payments succeed and generates higher revenues for our merchants by maximizing conversion rates and minimizing fraud rates. The role utilizes ML and smart rules, and an experiment-driven approach to achieve gradual improvements.

You will collaborate with MLEs, back‑end engineers, front‑end engineers, and data scientists to innovate and maintain Checkout.com as a best‑in‑class provider.

We’re looking for Software Engineers who bring fresh ideas

We seek engineers with a curious nature, enthusiasm for new challenges, and the skills to build products aligned with our strategic goals.

Requirements

• Proficiency in Go.
• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Strong grasp of software development principles in a back‑end environment.
• Excellent communication skills and ability to interact with stakeholders.
• Experience working in agile environments and delivering high‑quality code under tight deadlines.
• Strong problem‑solving skills and ability to work independently and as part of a team.
• AI proficiency or curiosity, eagerness to adopt emerging technologies.
• Payments or financial domain knowledge is a plus but not required.

How you’ll make an impact

Collaborate with cross‑functional teams—including product management—to define and design loosely coupled, scalable systems in a microservices environment. Keep up‑to‑date with cutting‑edge technologies, share knowledge, and write clean, maintainable, testable code for Checkout’s most impactful systems. Own and operate your systems to ensure high resilience and service levels.

Life at Checkout.com

We recognise that work is only one part of life. Our hybrid working model offers flexibility with three days per week in the office to support collaboration and connection.