Harrington Starr - United Kingdom, London, On-site work

Senior eFX Sales professional needed to build a new electronic FX desk from the ground up for a leading multi-asset trading technology provider in London. You will drive revenue growth across hedge funds and asset managers, leveraging deep platform knowledge (BidFX, FXGO, FXall) and an active buy...

Join a leading global alternative investment manager as a **Software Engineer** in **London**, building mission-critical systems for trading, risk, and pricing. You’ll leverage **C#**, **.NET**, and **SQL** to design scalable solutions in a collaborative, technology-driven environment. This role ...

Join a leading quantitative trading firm in London as a Quantitative Researcher. You will develop systematic trading and market-making strategies, leveraging Python and statistical modelling on large datasets. Ideal for candidates with an advanced degree in a quantitative field and experience in ...

Principal C++ Engineer sought for a front-office options desk in London, building a brand-new trading stack. You will leverage deep C++ and Linux expertise, including multi-threaded programming, to design and implement bespoke automated trading software. This role demands strong engineering princ...

Join a London-based Digital Currency Investment Platform as a **Software Engineer** specializing in **NodeJS** and **TypeScript**. You'll build cutting-edge web systems for global digital markets, leveraging **AWS** and **Terraform**. Ideal for engineers with a Computer Science degree and experie...

Senior C# Engineer sought by a London-based proprietary trading firm to drive greenfield projects using cutting-edge .NET technology. You will architect high-performance trading applications, collaborating with top engineers in a non-corporate culture. Requires deep C# expertise, SQL Server knowl...

Join a London-based Digital Currency Investment Platform as a **Software Engineer** specializing in **NodeJS** and **TypeScript**. You'll develop cutting-edge global web systems, playing a pivotal role in the full SDLC. Key requirements include expertise in **JavaScript**, **TypeScript**, **AWS**...

Lead product development for a global mobile investing app in London. Own key features, define requirements, and deliver rapid MVPs with international engineering teams. Ideal candidates have mobile app PM experience, a commercial mindset, and a background in Crypto, Trading, or FinTech.

Join a global fintech leader in Poplar, London, as a Cyber Security Engineer. You will focus on AWS security, designing controls and managing tools like GuardDuty and Security Hub. This role offers cutting-edge projects within a major cybersecurity investment program. Strong AWS, IAM, and CSPM ex...

Join a top-tier DeFi team in London building advanced onchain trading infrastructure. We seek a quant-minded Rust Engineer with a strong academic background and 2+ years of Rust/Solidity experience. You will design low-latency systems, optimize execution engines, and shape real-time DeFi strategi...