Senior Software Engineer, Unified Platform for Trade Tech

DRW Holdings, LLC; Greater London; Hybrid; GBP 90,000 - 125,000; Full time

Job summary

DRW is seeking a Senior Software Engineer for the Unified Platform – Trade Management and Trade & Order Processing in London. The role emphasizes building scalable, reliable services and solving complex, data‑driven problems within a fast-paced trading environment.

You will work across platform and domain engineering areas, contributing to cross‑team initiatives and delivering high‑quality software with a focus on maintainability and rapid feedback.

Qualifications

• Multiple years of server-side development.
• Solid understanding of micro-service architectures and CAP theorem.
• Good understanding of functional paradigms and type theory.
• Confident JVM knowledge.
• Experience with Airflow or other Python-based workflow orchestration tools.
• Proficiency in domain-driven design and domain modeling.
• Exposure to Kubernetes, Docker, Linux, Kafka, RabbitMQ, or git.
• Using AI coding assistants to accelerate development while owning the outcome.
• Exposure to agentic frameworks or MCP server development.
• Knowledge of financial concepts, exchange trading, or physical energy trading.

Responsibilities

• Building systems with a constant focus on testing, reliability, scalability, and maintainability.
• Designing, modeling, and programming in a variety of languages and technologies.
• Working on legacy code as well as green field development.
• Initiative driving projects to completion.
• Learning and promoting new technologies with a focus on best practices.
• Providing on‑call support as needed.
• Sometimes working alongside other developers on the same task.

Skills

Server-side development

Microservice architectures

Functional programming concepts

On-call support

Tools

Java

Python

Clojure

Airflow

Kubernetes

Docker

Linux

Kafka

RabbitMQ

Git

Job description

DRW is seeking a Senior Software Engineer for the Unified Platform – Trade Management and Trade & Order Processing in London. The role emphasizes building scalable, reliable services and solving complex, data‑driven problems within a fast-paced trading environment.

You will work across platform and domain engineering areas, contributing to cross‑team initiatives and delivering high‑quality software with a focus on maintainability and rapid feedback.