Operations Software Engineer

Xantium; City Of London; On-site; GBP 111,000 - 167,000; Full time

Job summary

A financial services firm in London is seeking Operations Software Engineers to design and maintain technology for their operational processes. This role involves collaboration across various teams to enhance trade lifecycle management and ensure system reliability. The ideal candidate has a Bachelor’s degree in a related field and substantial experience in software engineering, particularly within finance. Competitive compensation packages are available.

Qualifications

• 3–7+ years of professional software engineering experience in finance.
• Familiarity with the trade lifecycle (execution → confirmation → settlement → reconciliation).
• Attention to detail and data integrity.

Responsibilities

• Develop and maintain systems for trade lifecycle management.
• Automate workflows in partnership with Operations and Finance.
• Make architectural decisions for system reliability.

Skills

Strong programming skills in Python or Java

Strong problem-solving skills

Experience with SQL databases and data modeling

Education

Bachelor’s degree in Computer Science, Engineering, or a related field

Tools

Cloud platforms (AWS, GCP, Azure)

Job description

Overview

As a spinout from Tudor Investment Corp, Xantium is launching a multi-strategy hedge fund focused on delivering consistent returns through innovative trading strategies, robust risk management, and cutting-edge technology. As we scale, we are investing heavily in our operations technology to reduce manual work, optimize our relationships with brokers, and prevent errors. As such, we seek multiple Operations Software Engineers (OSEs) to design, build, and maintain technology that powers the operational backbone of Xantium. OSEs will work closely with Operations, Finance, Risk, Treasury, and Compliance teams to deliver systems that ensure smooth trade lifecycle management, reporting, and reconciliation. This is a highly visible role in which contributions will directly impact the efficiency and scalability of the fund. At this moment, team lead as well as individual contributor OSE roles are available.

Key responsibilities

• Developing and maintaining systems supporting trade capture, reconciliation, settlement, risk, treasury, P&L, and regulatory reporting
• Partnering with Operations and Finance to automate workflows and reduce errors
• Building integrations with external systems such as prime brokers, fund administrators, custodians, and regulatory platforms
• Making architectural decisions that will support the fund’s rapid growth and long-term reliability

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related field
• 3–7+ years of professional software engineering experience in finance
• Strong programming skills in Python or Java
• Experience with SQL databases and data modeling
• Familiarity with the trade lifecycle (execution → confirmation → settlement -> reconciliation)
• Strong problem-solving skills with an eye for detail and data integrity

Nice to have

• Knowledge of FIX protocols, SWIFT messaging, or regulatory reporting frameworks
• Experience with cloud platforms (AWS, GCP, Azure)
• Familiarity with data pipelines, scheduling tools, or workflow orchestration

Compensation

OSEs in New York can expect to earn $150,000 to $225,000+ base. Total compensation for all OSEs also includes a large annual bonus which is guaranteed in year one and based on employee and firm performance thereafter.