IT & Software

Software Developer Post-Trade Automation

Ncounter

London · Greater London · United Kingdom

Overview

You will build and operate high-performance post-trade pipelines that process millions of transactions with accuracy and timeliness. In this hands-on role, you own production systems, improve reliability, and optimize data flows within a fast-paced, technology-driven trading environment. You work closely with a collaborative team to shape scalable architectures and ensure data integrity across global markets. This is an opportunity to impact critical automation in post-trade workflows and trading operations.

Responsibilities
  • Design and deliver high-performance components for full post-trade workflows (ingest, booking, enrichment, reconciliation, analytics)
  • Own production systems, monitor reliability, and optimize data flows
  • Help shape the architecture behind a scalable, distributed trading environment
  • Collaborate across teams to meet software engineering standards and data integrity goals
Key requirements
  • Strong CS background with 5 years Python engineering in trading or post-trade domains
  • Proven experience building data-intensive services and working with PostgreSQL and data frame tooling
  • Background in trade booking and FIX protocol integration
  • Ability to design and implement scalable, high-availability distributed architectures
  • Experience building reporting and reconciliation tooling with large transactional datasets
  • Understanding of OTC products including CDS, Interest Rate Swaps and Variance Swaps
  • Ownership and accountability for production platforms
  • Collaborative and quality-driven mindset
  • Strong debugging and problem-solving abilities
  • Python
  • PostgreSQL
  • data frame tooling

Reference: WJ-747_31198043 · Posted 01 Nov 2026, 12:13 PM

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