Senior Manager, Technical Strategic Account Management

0026 Checkout Technology Ltd; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Checkout.com, headquartered in London, seeks a Technical Strategic Account Manager to act as the technical heartbeat of our most strategic merchant relationships. You will be the payment performance consultant, incident commander, and trusted partner driving merchant success on our platform.

Your role combines technical leadership with strategic guidance to grow authorization rates, adoption of Checkout.com products, and strong business reviews with key customers.

Qualifications

• 4+ years of experience in a senior, client-facing technical role such as Technical Account Management, Solutions Consulting, or Sales Engineering, preferably within a SaaS or API-first company.
• A degree in Computer Science, Information Technology, or a related technical field, or equivalent experience.
• Hands-on expertise with RESTful APIs. Ability to read API documentation, troubleshoot integration issues, and guide developers through complex workflows.
• Exceptional communication skills, building trust and conveying complex technical subjects to both C-level executives and engineering teams.
• A natural problem-solver with a tenacious attitude; comfortable navigating ambiguity and leading clients through high-pressure technical incidents.

Responsibilities

• Strategic Growth & Performance: analyze merchant data to boost authorization rates and revenue.
• Technical Ownership & Delivery: lead API integrations and incident responses with cross-functional teams.
• Merchant Advocacy & Enablement: train merchants with workshops and demos to maximise platform use.

Skills

RESTful APIs

Executive communication

SaaS experience

API-first mindset

Education

Degree in CS/IT or related field

Job description

Company Overview

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 Summary

The Role As a Technical Strategic Account Manager (TAM) at Checkout.com, you are the technical heartbeat of our most strategic merchant relationships. You’re more than a problem‑solver; you are a payment performance consultant, an incident commander, and a trusted partner who ensures our largest merchants thrive on our platform. Your technical expertise and strategic guidance will directly impact their success and drive the growth of our business.

Responsibilities

• Strategic Growth & Performance: Become a true expert on your merchants’ business, dive deep into their payment data, uncover actionable insights and opportunities. Act as a payment performance consultant, identifying and driving initiatives that boost authorization rates, increase revenue, and lead to the adoption of new Checkout.com products. Serve as a strategic advisor during business reviews, translating technical performance into a compelling commercial story for your merchants.
• Technical Ownership & Delivery: Serve as the primary technical authority for your merchants, mastering their API integrations and infrastructure. Lead the response to critical incidents with a calm, decisive approach, coordinating internal teams to ensure swift resolution and clear communication. Project‑manage key technical initiatives, from complex migrations to new product launches, ensuring seamless, on‑time delivery.
• Merchant Advocacy & Enablement: Act as the voice of the merchant internally, translating their needs and feedback into clear insights that help shape our product roadmap. Empower your merchants by delivering expert training, workshops, and demos to ensure they are leveraging the full power of our platform.

Qualifications

• 4+ years of experience in a senior, client‑facing technical role such as Technical Account Management, Solutions Consulting, or Sales Engineering, preferably within a SaaS or API‑first company.
• A degree in Computer Science, Information Technology, or a related technical field, or equivalent experience.
• Hands‑on expertise with RESTful APIs. Ability to read API documentation, troubleshoot integration issues, and guide developers through complex workflows.
• Exceptional communication skills, building trust and conveying complex technical subjects to both C‑level executives and engineering teams.
• A natural problem‑solver with a tenacious attitude; comfortable navigating ambiguity and leading clients through high‑pressure technical incidents.

Preferred Qualifications

• Solid understanding of the end‑to‑end payment lifecycle, from authorization to settlement.
• Deep knowledge of core payment concepts like SCA, Tokenization, MIT/CIT, AFT/OCT, and the technical drivers of authorization rate optimization.
• Direct experience with payments ecosystem, including knowledge of key local payment methods and acquiring capabilities.
• Fluency in other languages is an advantage.