C# Software Engineer

Company Summary

A global, utility-backed energy trading organisation specialising in LNG, coal and freight. The company manages one of the world’s largest energy portfolios, giving it deep insight into global energy markets. It supports customers in optimising portfolios, enhancing supply security and improving risk management. With over 250 employees across Singapore, Japan, the UK and the US, the organisation operates a substantial LNG and coal trading business and maintains a strong financial position with multibillion-dollar equity and an A+ credit rating.

Job Description / Responsibilities

The company is seeking an experienced Middle Office Software Engineer to drive a technical transformation within the Middle Office function. The role involves designing, developing and modernising systems that support processes such as P&L attribution, valuation of energy transactions, market risk assessment, data sourcing, ETL workflows and analytics.

Key responsibilities include:

• Modernise and transform existing Excel/Python tools into scalable cloud-based systems.
• Automate and enhance business processes using cloud and AI technologies.
• Architect and build robust systems with strong engineering practices (testing, CI/CD, automation).
• Partner with Middle Office and IT to deliver solutions aligned with architecture and infrastructure standards.
• Provide 3rd-line production support and ensure sustainable deployment into IT environments.
• Develop data platforms, APIs, libraries and storage solutions for efficient data access.
• Contribute to strategic system redesign and the team’s AI initiatives.
• Maintain documentation and promote knowledge continuity.
• Deeply understand trading workflows and engage directly with business users.

Requirements

• Strong experience in developing applications using C# and .NET related technologies.
• Experience in database design (relational & non-relational).
• Strong architectural and design capabilities (data modelling, microservices, distributed messaging, SOA, CQRS, event sourcing, n-tier architecture).
• Cloud experience (Azure preferred).

Nice-to-Haves

• Python experience, especially in quantitative or analytical environments.
• Experience with containerised microservices (Docker, Kubernetes).
• Knowledge of Middle Office or risk concepts (PnL Attribution, MtM, VaR, liquidity/credit risk).
• Frontend experience (Angular/React).

If you're interested in the above role, click on the 'apply' function now! Alternatively, you can contact Mon Fei at [email protected] for a confidential discussion. Only shortlisted candidates will be notified.

Morgan McKinley Pte Ltd

Chow Mon Fei

EA Licence No: 11C5502

EA Registration No. R1877534