Senior Software Engineer - AI Fintech Product Company - FULLY REMOTE IN UK - £120k - TypeScript[...]

JR United Kingdom; Hounslow; Remote; GBP 120,000; Full time

Job summary

A leading FinTech AI product company is seeking a Senior Software Engineer to join their fully remote team in the UK. The role involves defining architecture, leading project delivery, and mentoring engineers while working on innovative greenfield projects that address real-world problems.

Benefits

Real opportunity for career growth

Work on innovative projects

Supportive and collaborative culture

Fast, streamlined interview process

Qualifications

• Deep experience with Python, TypeScript, React, AWS, and PostgreSQL.
• Proven ability to lead projects and teams in innovative environments.
• Experience in FinTech or AI is a huge plus.

Responsibilities

• Define architecture and make key technical decisions.
• Lead on project delivery and mentor other engineers.
• Build greenfield features and drive quality across the engineering team.

Skills

Python

TypeScript

React

AWS

PostgreSQL

AI knowledge

Project leadership

Job description

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Senior Software Engineer - AI Fintech Product Company - FULLY REMOTE IN UK - £120k - TypeScript/ Python/ React/ AWS/ GenAI, south west london

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Client:

Opus Recruitment Solutions

Location:

south west london, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

3

Posted:

06.06.2025

Expiry Date:

21.07.2025

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Job Description:

I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team!

This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence, innovation, and building something that genuinely helps users.

They’re solving complex problems in the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it.

You’ll work closely with the CTO and be deeply involved in:

• Defining architecture and making key technical decisions
• Leading on project delivery and mentoring other engineers
• Building greenfield features that solve real-world problems
• Driving quality and innovation across the engineering team

What They’re Looking For:

• Deep experience with Python, TypeScript, React, AWS, PostgreSQL, and an interest in AI (GenAI a plus!)
• Bonus points for experience with other backend languages like Go, Elixir, Clojure, Ruby, C++, Haskell, Scala, etc.
• Proven ability to lead projects (and teams) in fast-paced, innovative environments
• Strong decision-making skills and a passion for building great software
• Experience in FinTech or AI is a HUGE plus

The Culture:

• They live and breathe technology and engineering excellence
• Agile, innovative, and always pushing boundaries
• Remote-first — always have been, always will be
• Supportive, collaborative, and passionate about building something meaningful
• Join a small team of 6 with big plans for growth this year

What’s on Offer:

• Real opportunity to grow within the company
• Work on greenfield projects that will challenge and inspire you
• A culture that values creativity, innovation, and collaboration
• A fast, 3-stage interview process including a pairing session to showcase your skills