Senior Software Engineer

Senior Software Engineer | £800 per day (Inside IR35) | London | 3 days in Office

Industry: Commodities Trading

Location: London

Job Type: Contract (6 months initial)

Our client, a leading commodities trading firm, is seeking a Senior Software Engineer to support Front Office Technology across Gas and Power. This is a senior, delivery-focused role suited to an engineer who can take ownership of initiatives and drive them end-to-end within a fast-paced trading environment. You will work closely with Front Office stakeholders and technology teams, delivering robust platforms and tooling that directly support trading activity.

Responsibilities:

• Lead end-to-end delivery of technical initiatives – from scoping and design through to build, testing, release and iteration.
• Own and enhance front office platforms and internal tooling.
• Rebuild and improve core services, including a scraper platform and validation tooling.
• Contribute to the build of a new data portal.
• Work closely with traders and stakeholders to clarify requirements and maintain delivery momentum.
• Operate effectively across both project work and BAU support, adapting to changing priorities and multiple workstreams.
• Provide technical leadership and clear communication across teams.

Required Skills & Experience:

• Strong hands-on engineering experience in Python.
• Experience working within AWS environments.
• Solid .NET / C# development experience.
• Proven track record of delivering projects end-to-end within a Front Office or trading-aligned environment.
• Strong stakeholder engagement and communication skills.
• Ability to operate independently and take full ownership of delivery.

Desirable Experience:

• Experience within commodities trading environments (LNG, Power, Renewables preferred).
• Exposure to data platforms, validation frameworks or scraper technologies.
• Experience supporting front office trading systems.
• Some UI development exposure (though not heavily front-end focused).

For more information, please apply or message me directly on LinkedIn.