Senior Forward Deployed Engineer (FDE)

Senior Software Engineer (FDE)London | Financial Data PlatformsJoin one of the fastest growing fintech scale-ups in London who are operating at the heart of the investment lifecycle, working with some of the biggest names in finance across the globe.This role suits a senior consultant or delivery professional looking to transition from management consulting or systems integration into deep product ownership — someone who can own complex client implementations end-to-end, combine consultative thinking with hands-on engineering, and build long-term partnerships.What you'll be doingOwn end-to-end delivery of client engagements; scope, sequence, and build solutions yourselfTranslate complex client business problems into platform structures; debug across the full stackLead client steering committees and manage expectations with senior stakeholdersBuild and configure client data pipelines, integrations, queries, workflows, and config-driven deploymentsMentor engineers and set quality standards; embed consultative best practices into delivery teamsIdentify expansion and upsell opportunities; feed client insights into Product roadmapWhat we're looking forSenior experience consulting in Finance Strong technical foundation in C#, Python, or SQL with full-stack debugging capabilityProven track record managing large client engagements; comfortable scoping, estimating, and delivering complex projectsDomain knowledge in financial services, investment operations, or asset managementConsultative mindset; strong stakeholder management and ability to hold conversations with C-suite clientsComfortable with configuration-driven platforms, data integration, ETL, and workflow orchestrationExperience mentoring teams and embedding delivery disciplineWhy this roleMove from billable hours into deep, long-term client partnerships with real ownershipCombine consultative skills with hands-on technical delivery; see long-term impact of your workHigh-impact client-facing leadership without traditional management overheadWork across diverse asset classes at global scale with the biggest names in financeCompetitive senior-level package with influence at account and product levelUp to £120,000 basic depending on experiencePremium benefits and clear progression into Principal or leadership rolesFind Out MoreIf you are interested in learning more about this role click on the apply button below or contact Con Lam at Harrington Starr.