Senior Fintech Solution Engineer - Pre-Sales & Onboarding

Justt; New York (NY); Hybrid; GBP 91,000 - 136,000; Full time

Job summary

Justt in New York Hybrid is seeking an experienced Solution Engineer to own complex technical processes from pre-sales to customer onboarding. You will demonstrate products, map customer needs to Justt solutions, and lead the technical side of engagements.

Responsibilities include end-to-end implementation, training, and ongoing support, plus close collaboration with sales, product, and engineering teams to deliver value and drive adoption in a fast-paced fintech startup.

Qualifications

• 5+ years of proven experience in solution engineering, pre-sales, or technical consulting.
• 2+ years in fintech or payments is a strong bonus.
• Deep understanding of AI-powered solutions, payment processing, fraud prevention, and dispute resolution.

Responsibilities

• Take full ownership of technical aspects of the sales cycle and align with customer requirements.
• Lead complete technical implementation and onboarding, with seamless integration into client systems.
• Collaborate with sales, product, customer success, and engineering to exceed client expectations and document processes.

Skills

Solution engineering

Pre-sales

Fintech payments

AI-powered solutions

APIs integration

Data mapping

Project management

Client communication

Job description

Justt in New York Hybrid is seeking an experienced Solution Engineer to own complex technical processes from pre-sales to customer onboarding. You will demonstrate products, map customer needs to Justt solutions, and lead the technical side of engagements.

Responsibilities include end-to-end implementation, training, and ongoing support, plus close collaboration with sales, product, and engineering teams to deliver value and drive adoption in a fast-paced fintech startup.