Software Founding Engineer – Visa Sponsorship Available

Job Title: Software Founding EngineerAgency: Selfin (YC F25)Location: United KingdomSalary/Rate: $100,000.00/yr – $200,000.00/yr

Join as a Software Founding Engineer! Exciting opportunity with visa sponsorship. Shape the future with innovative tech solutions.

About the Position

We are currently seeking extremely driven Software Founding Engineers to work with us in San Francisco on the frontend, backend, and AI components of the product.

Duties

• AI/LLM: prompt engineering, fine-tuning, and LLM training (o4/5, Claude)
• Backend: Python, API integration, and cloud infrastructure (GC)
• Frontend: HTML, CSS, Java Script, Flutter, Swift (iOS)
• Assist in creating scalable, safe financial data systems
• Work closely with the founders to determine the direction of technology and products.
• Move quickly and on your own; this is not a limited job.

Qualifications

• A bachelor’s, master’s or doctoral degree in computer science or a related engineering field from a prestigious university
• Proficiency in Python and practical knowledge of LLMs or GenAI tools
• Willing to work on‑site in London or San Francisco (US/UK visas sponsored)
• Extra credit for publications, side projects, hackathons, and startup experience
• People who are eager to take on genuine responsibility from the start

Payment

• $100K in compensation (based on experience and talents) plus equity
• Sponsorship of US/UK visas
• A crucial part of an AI fintech influencing banking’s future
• Independence, quickness, and complete transparency in the development of products and businesses

#J-18808-Ljbffr…