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Checkout.com

Senior Software Engineer, AI Centre of Excellence

Full-timeUnited KingdomRemoteposted July 21, 2026

Job description

Checkout.com in London is hiring a Senior Software Engineer for its AI Centre of Excellence, in a hybrid format.

Responsibilities - Build LLM applications, APIs and microservices for internal and customer processes. - Work on cloud infrastructure.

Requirements - Hands-on LLM experience, Python or JavaScript, and C# or Java. - Payments experience is a plus.

Conditions - Location: London. - Hybrid format: three days a week in the office. - Full-time employment.

Apply by email or via the company's application form — see “How to apply”.