Software Engineer

Company: United Fintech
Apply for the Software Engineer
Location: London
Job Description:

United Fintech is building a global platform that connects financial institutions with modern, scalable technology solutions. Through acquisitions and partnerships, we bring together market-leading fintech products that serve banks, exchange groups, brokerages, and investment firms worldwide.

If you are curious, passionate about building high-performance software and thrive on solving complex technical challenges in a fast-paced fintech environment, then you might be what we are looking for to join our team in London.

What You Will Contribute

We are looking for an ambitious Software Engineer to help us expand our rapidly growing business. You will have the opportunity to get involved in a wide range of interesting technological challenges and to work with staff at all levels of the business, ensuring we deliver a first-class offering to our clients.

Key responsibilities include:

  • Work across a wide range of technical challenges, collaborating with staff at all levels to deliver a first-class product to clients
  • Build and maintain high-performance, production-quality code using our core stack: Python (Pandas, NumPy), Flask, FastAPI, NGINX, React, Docker, Linux and AWS
  • Contribute to cutting-edge research projects such as high-performance time-series databases
  • Work closely with our data scientists to deliver software leveraging the latest machine learning and AI techniques
  • Grow into a team lead role as the business scales

You will bring:

  • At least 2 years of experience writing performant, production-quality code in a software engineering role
  • Strong Python and Linux experience
  • A STEM academic background
  • The ability to explain complex technical concepts to non-specialist audiences
  • High attention to detail and a commitment to delivering excellent work under tight deadlines
  • A growth mindset and eagerness to adopt new technologies
  • Interest or experience in a team lead capacity

Location & Working Arrangements

This role is based in London. The team primarily works from our office in London with flexible working arrangements. Occasionally we meet up but working mainly remotely from elsewhere in the UK also fits well to the way the team operates.

Applicants must have the right to work in the UK. We are unable to provide visa sponsorship for this role.

The position is full-time and will be reporting to the Chief R&D Officer.

What We offer

  • Competitive salary and benefits aligned with local market standards
  • Opportunity to work within a global organisation alongside experienced professionals, contributing to the delivery and evolution of technology solutions for financial institutions
  • Innovative, dynamic and friendly work environment
  • Pension
  • Private medical insurance

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Posted: July 9th, 2026