Top Tech Jobs & Startup Jobs in London

Lead architecture and hands-on delivery of a greenfield desktop trading platform. Design high-performance, latency-sensitive, event-driven systems, ensure crash containment and least-privilege boundaries, integrate desktop/web UIs, apply AI-assisted development discipline, mentor engineers, work through governance, and coordinate across trading, compliance, infrastructure and offshore partners to deliver production solutions.

Design, develop, and maintain scalable full-stack applications using C#, TypeScript, and React. Build microservices and APIs, implement CI/CD and automated testing, optimize performance and security, troubleshoot production issues, contribute to architecture, mentor junior engineers, and work in Agile teams using cloud and container technologies.

Embed with business divisions to discover and deliver end-to-end LLM and generative AI solutions: scope, design, build, and production rollout. Write and review production-grade full-stack code, drive adoption, measure impact, and feed field insights back to the central AI platform to shape product and model improvements.

Define and deliver the architectural vision for the Agile Release Train. Translate architecture into Epics/Features/Stories, support DevOps and CI/CD, manage NFRs, collaborate with feature teams, maintain architecture documentation, and provide technical leadership and mentoring to ensure scalable, secure platform solutions.

Lead end-to-end deployments of generative AI solutions embedded with business teams: discovery, scoping, architecture, build, and production rollout. Develop LLM-powered applications, write production-grade frontend and backend code, feed field insights into the central AI platform, and drive adoption through measurement and stakeholder communication.

Own and prioritise the product backlog for Credit Technology, translate strategy into actionable user stories, support Agile teams, engage front-office stakeholders, coordinate cross-team delivery, drive Agile ceremonies, validate increments through UAT, and balance short-term delivery with platform modernisation to ensure measurable business outcomes.

Drive adoption and revenue for Liquidnet's electronic execution and EQS products across EMEA by prospecting, cross-selling, re-engaging clients, developing regional strategy, collaborating with product and trading teams, and representing the firm at industry events.

Lead front-office production support for a trading platform: act as primary escalation for complex incidents, mentor junior engineers, drive automation and cloud migration, manage client migrations and customisations, troubleshoot FIX, databases, networking and OMS integrations, and improve operational processes and incident management.

Senior Business Analyst for Credit Technology partnering with brokers, product and engineering teams to analyse trading workflows, gather and translate business requirements into user stories, investigate production issues, support delivery and testing, and drive platform transformation and operational improvements across credit trading systems.

Support EMEA Compliance as the senior transaction reporting contact for operations and technology. Advise on MiFIR, EMIR, SFTR, REMIT and MiFID onboarding, develop policies, run risk assessments, deliver training, prepare regulatory reports, liaise with regulators and auditors, and potentially manage junior transaction reporting compliance staff.