Solution Engineer

Justt Fintech Ltd.; Greater London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading fintech company in London seeks an independent Solution Engineer to manage complex technical processes from pre-sales to full customer onboarding. The ideal candidate has over 5 years of experience in solution engineering and strong communication skills. They will lead technical sales processes, implement solutions, and work collaboratively across teams. This position is based in London, requiring in-office presence four times a week.

Qualifications

• 5+ years of proven experience in solution engineering, pre-sales, or technical consulting roles.
• 2 years in fintech - Bonus!
• Deep understanding of AI-powered solutions, payment processing systems, and their applications in fraud prevention, chargeback management, and dispute resolution.
• Proven experience with integration processes, APIs, and data mapping.
• Strong problem-solving abilities and a critical thinking approach to client challenges.
• Exceptional communication and presentation skills - ability to explain complex technical concepts to both technical and non-technical stakeholders.
• Independence and proactivity - thrive in managing multiple projects simultaneously in a rapidly changing environment.
• Cultural fit for our London office and fast-paced, creative startup atmosphere.
• Fluency in English; additional languages are advantageous.

Responsibilities

• Lead technical sales processes, owning the technical aspects of sales cycles.
• Conduct product demonstrations and technical workshops for prospective clients.
• Develop and present customized solutions addressing client challenges.
• Lead technical implementation of Justt’s solutions for new clients.
• Provide comprehensive training and ongoing support to maximize client value.
• Work closely with sales, product, customer success, and engineering teams.

Job description

Justt helps many of the world’s largest and most recognizable brands turn chargebacks from a constant headache into a managed, predictable part of doing business. Our AI-driven platform powers chargeback operations at scale, automating disputes end to end, recovering revenue that would otherwise be lost, and removing a major operational burden from finance, risk, and operations teams across multiple regions and verticals.

We’re a global company with teams across markets, and disciplines, working closely with leading players in the payments ecosystem. Our culture is built on clear thinking, collaboration, and a strong sense of ownership. At Justt, you’ll partner with product, engineering, data, success and go-to-market teams to build technology that sits at the core of modern payments, and has a direct, measurable impact on the bottom line for some of the biggest companies in the world.

We’re seeking an experienced, independent Solution Engineer to join our dynamic London team

This is a critical role requiring complete ownership of complex technical processes – from initial pre sales through full customer onboarding. The ideal candidate is a seasoned professional with exceptional communication skills and the ability to lead processes independently in a fast-paced startup environment.

What You’ll Do:

Lead Technical Sales Processes

• Take full ownership of the technical aspects of sales cycles, including deep understanding of customer requirements and matching the right solutions
• Conduct professional product demonstrations and technical workshops for prospective clients
• Develop and present customized solutions that address specific client challenges and business objectives

Technical Implementation & Onboarding

• Lead complete technical implementation of Justt’s solutions for new clients, ensuring seamless integration with existing systems
• Provide comprehensive training and ongoing support to ensure clients maximize value from our solutions
• Proactively identify and resolve technical challenges throughout the onboarding process

Cross-Functional Collaboration

• Work closely with sales, product, customer success, and engineering teams to exceed client expectations
• Contribute to the development of technical documentation and training materials

Requirements

• 5+ years of proven experience in solution engineering, pre-sales, or technical consulting roles
• 2 years in fintech – Bonus!
• Deep understanding of AI-powered solutions, payment processing systems, and their applications in fraud prevention, chargeback management, and dispute resolution

Technical Skills:

• Proven experience with integration processes, APIs, and data mapping
• Strong problem-solving abilities and a critical thinking approach to client challenges

Personal Qualities:

• Exceptional communication and presentation skills – ability to explain complex technical concepts to both technical and non-technical stakeholders
• Independence and proactivity – thrive in managing multiple projects simultaneously in a rapidly changing environment
• Cultural fit for our London office and fast-paced, creative startup atmosphere
• Fluency in English; additional languages are advantageous
• London-based- 4 times a week, in office presence is required