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Backend Engineer at well-funded fintech SaaS platform

Job in Greater London, London, Greater London, EC1A, England, UK
Listing for: Jack & Jill/External ATS
Full Time position
Listed on 2026-01-13
Job specializations:
  • Software Development
    Backend Developer, Cloud Engineer - Software, Software Engineer
Job Description & How to Apply Below
Location: Greater London

Backend Engineer Company Description

Well-funded fintech SaaS platform

Job Description

As a Backend Engineer, you will design and implement scalable distributed systems that power modern financial services. You will work on high-availability APIs, optimize data processing pipelines, and ensure the security of critical transactions. This role offers the chance to tackle complex engineering challenges within a collaborative, fast-paced technical environment.

Location

London, UK

Why this role is remarkable
  • Work on mission‑critical architecture that handles high‑volume financial data and requires extreme precision.
  • Join a well‑funded company backed by top‑tier VCs with significant runway and market momentum.
  • Shape the technical roadmap and influence best practices within a high‑growth engineering culture.
What you will do
  • Architect and maintain robust backend services using modern programming languages and cloud infrastructure.
  • Collaborate with cross‑functional teams to define, design, and ship new features for the platform.
  • Enhance system performance and reliability through rigorous testing, monitoring, and proactive code optimizations.
The ideal candidate
  • Proven experience building and scaling backend systems in a production‑grade cloud environment.
  • Strong proficiency in modern languages like Go, Python, or Java and experience with microservices.
  • Solid understanding of database design, distributed systems, and security protocols in a financial context.
Next steps
  • Visit our website.
  • Click 'Talk to Jack'.
  • Talk to Jack so he can understand your experience and ambitions.
  • Jack will make sure Jill (the AI agent working for the company) considers you for this role.
  • If Jill thinks you’re a great fit and her client wants to meet you, they will make the introduction.
  • If not, Jack will find you excellent alternatives. All for free.
  • #J-18808-Ljbffr
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