Backend Engineer – Capital Markets SaaS

Company: EC1 Partners
Apply for the Backend Engineer – Capital Markets SaaS
Location: London
Job Description:

Role Overview

This role focuses on building backend services for a capital markets SaaS platform used by financial institutions to manage trading, post-trade, and operational workflows. You’ll work on scalable, production-grade systems that sit at the core of institutional market infrastructure.

Key Responsibilities

  • Design and develop backend services and APIs

  • Support scalable, high-availability systems

  • Collaborate with product and frontend teams

  • Improve system performance and resilience

  • Contribute to technical design discussions

Required Experience

  • Backend engineering experience (Java, Kotlin, or similar)

  • Financial services or capital markets exposure

  • API and database design experience

  • Experience working on production systems

  • Understanding of distributed systems

Nice to Have

  • Post-trade or middle-office system exposure

  • Cloud-native development experience

  • Microservices architecture

Why Join

  • Core capital markets technology

  • Product-led engineering environment

  • Strong long‑term platform roadmap

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Posted: September 21st, 2026