Manager, Sales Engineering

Overview

As a Sales , you will provide technical leadership throughout the sales lifecycle, translating merchant needs into actionable API-driven solutions. You’ll partner with Account Executives to demonstrate product capabilities, design end-to-end payment solutions, and guide clients from discovery to go-live. You’ll own technical conversations with merchants, run live demos, and craft POCs to accelerate deal closure. Your work supports scale and innovation in a fast-paced fintech environment, shaping how merchants optimize payments and risk management. This role offers a hands-on opportunity to influence product usage and merchant success in a global, collaborative team.

Pay / Benefits

• hybrid working model with three days in the office
• on-site in London
• growth opportunities and career development
• collaborative culture
• global team exposure

Responsibilities

• Position Checkout.com products, solutions, and services in deals and collaborate with Account Executives
• Translate merchant requirements into APIs and solution designs
• Run demos, create POCs, and prepare presentations for clients
• Provide thought leadership on Payment Performance, Fraud Prevention, and related areas
• Own technical interactions with merchants from initial contact to deal closure
• Support RFP/RFI responses and feed market/merchant feedback to product teams
• Champion product improvements and stay up-to-date with industry standards

Key requirements

• 3–5 years in Sales Engineering / Solutions Architecture / Pre-Sales / Implementation
• Experience in a technical client-facing role
• Strong commercial drive and proactive approach
• Excellent written and spoken English with ability to address technical and business stakeholders
• Ability to thrive in a fast-paced environment and translate technical language to business terms
• Problem-solving skills with ability to reproduce and explain issues from logs and API responses
• Highly organized with ability to manage shifting priorities
• Familiarity with API-based integrations (REST/JSON) and relevant tools/frameworks
• Experience with at least one front-end and one back-end technology (e.g., JavaScript, React, Angular, Java, .NET, Python, Node)
• Exposure to RFI/RFP processes
• Understanding of end-to-end payment flows and payments regulations
• Experience with 3DS, Tokenisation, Apple/Google Pay, Open Banking, or fraud-risk engines

• Strong communication to both technical and business stakeholders
• Result-driven and proactive
• Organized with good prioritization
• API integration experience (REST/JSON)
• Postman or equivalent API testing tools
• Frontend technologies (JavaScript, React, Angular)

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