> Markdown version of [/jobs/ext/3163012-senior-etrading-developer](https://www.wearedevelopers.com/jobs/ext/3163012-senior-etrading-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior eTrading Developer - **Company:** Barclays Bank PLC - **Location:** London, UK - **Experience:** Expert - **Salary:** £49,400.0 - **Contract:** Temporary contract - **Skills:** Java (Programming Language), Algorithmic Trading, Databases, Performance Tuning, Software Engineering, Systems Architecture, Kubernetes, Low Latency - **Published:** September 9, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5876765434 ## About the Role * Core Engineering: 10+ years of professional software engineering experience, primarily focused on low-latency Java. * Domain Expertise: Deep understanding of the Rates asset class and Electronic Trading. (Note: Exceptional candidates with an Equities or Credit background will be considered, but a Rates expert is highly preferred). * Environment: Proven track record working within a Tier 1 investment bank or top-tier buy-side firm. * Tech Stack: Strong hands-on experience with Java, Spring, and modern deployment ecosystems (Containers / Kubernetes). * Communication: Exceptional communication skills with a proven ability to speak the language of traders, understand their workflows, and push back or guide technical requirements when necessary. Preferred Skills: * Experience working with KDB or similar high-performance/time-series databases. * Strong knowledge of RFQ (Request for Quote) workflows and algorithmic trading principles, which will be highly beneficial when interacting with the trading desk. ## Description We are looking for an experienced Senior E-Trading Developer to help us build a brand-new electronic trading platform from the ground up. You will work directly with traders to create fast and reliable systems for the trading floor. You will handle the entire software process using modern tools-from asking the traders exactly what they need, to writing and launching the final, high-speed code., * Greenfield Build-Out: Design, develop, and implement core components of the new Rates1 electronic trading stack. * Stakeholder Collaboration: Sit close to the business, continuously eliciting requirements directly from traders to understand their needs and translating them into technical deliverables. * Performance Optimization: Write latency-sensitive code operating in the millisecond-to-microsecond range (low latency, though not ultra-low/HFT contingent). * System Architecture: Leverage modern containerized environments and high-performance databases to ensure platform stability and scale. * Long-term Delivery: Act as a stable, driving force behind this multi-year rebuild, ensuring consistent delivery of high-quality software. About Barclays Barclays is a British universal bank. It is diversified by business, by different types of customers and clients, and by geography. Barclays businesses include consumer banking and payments operations around the world, as well as a top-tier, full service, global corporate and investment bank, all of which are supported by its service company which provides technology, operations and functional services across the Group. Values Everything Barclays does is shaped by its five values of Respect, Integrity, Service, Excellence and Stewardship. The Barclays values inform the foundations of its relationships with customers and clients, but they also shape how Barclays measure and reward the performance of colleagues. Simply put, success is not just about what you achieve, but about how you achieve it. 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