Software Engineer Jobs

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FX Options Java Developer
City of LondonNegotiable

Company Overview:A global financial institution with a strong presence in major markets, recognised for its expertise in investment banking and asset management. The firm is known for its innovative approach to trading and technology, delivering solutions that enable efficient execution and risk management across multiple asset classes. It offers ...

Infrastructure Engineer Low Latency Trading Systems
City of LondonNegotiable

Our client, a leading hedge fund, is seeking a talented Infrastructure Engineer to join their high‑performance trading technology team. They are looking for someone with experience in network analysis or financial markets and an individual solid understanding of market microstructure and low‑latency trading environments. In this role, you will anal...

Quant Developer | Central Equity Quant Research
LondonNegotiable

Our client is a global multi‑strategy investment firm with a long track record of success across quantitative, volatility, and fundamental equity strategies. They are seeking an experienced Quantitative Developer to join their Central Equity Quant Research (CEQR) team in London. This is an integrated function combining alpha modelling, transaction ...

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Low-Latency Systems Engineer (Rust)
LondonNegotiable

Our client are a London‑based, engineering‑led technology company building ultra‑high‑performance infrastructure for decentralised financial networks. Their systems operate at extreme scale and low latency, supporting sophisticated trading and financial activity while preserving decentralisation. The company is venture‑backed, profitable, and focus...

Senior C# Software Engineer Trade Processing Systems
London Negotiable

Senior C# Software Engineer - Trade Processing Systems A global multi‑strategy investment firm is seeking a highly skilled C# Software Engineer to join its Post‑Trade and Transaction Systems team. This group builds the core platforms that drive trade processing, regulatory reporting, and operational workflows across a large‑scale, high‑performance ...

Quantitative Developer Python
LondonNegotiable

Our client, a leading trading firm, is seeking a Quantitative Developer (Python) to join one of their top-performing desks in London. This role offers the opportunity to work closely with quantitative researchers, making strong experience across the full software development lifecycle essential. Candidates from FAANG or financial services backgroun...

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From high-frequency trading platforms to next-gen fintech solutions, software engineers are at the heart of innovation. At Selby Jennings, we connect top-tier engineering talent with leading firms across quant finance, DevOps, cybersecurity, and cloud infrastructure.
 
Whether you're a backend specialist, full-stack developer, or systems architect, our global network offers roles that match your expertise and ambition. Explore opportunities in New York, London, Hong Kong, and beyond.