Senior Business Analyst – Front Office/ Quantitative Development London Contract - inside IR35 £800-£900 per day We’re looking for a Senior Business Analyst to join a high-performing front office team focused on systematic equities. This role will play a key part in delivering a major system migration, supporting the evolution of investment technology, and working closely with Portfolio Managers, Quant Researchers, and Developers. Key Responsibilities: Act as a bridge between investment teams and technology, gathering and refining requirements for the ongoing migration of investment systems. Analyse current-state processes and systems, identifying gaps, dependencies, and opportunities for improvement. Collaborate with quants and developers to define data structures, workflows, and integration points across front-office platforms. Support the testing and implementation of new tools, ensuring business requirements are met and changes are clearly communicated to stakeholders. Ideal Candidate: Proven experience as a Business Analyst in investment management or investment banking - must have exposure to quantitative or systematic strategies. Strong technical background — able to engage with developers and understand system architecture, data models, and APIs. Familiarity with front-office investment systems (e.g. order management, portfolio construction, risk and analytics platforms). Hands-on skills with SQL or Python for data analysis and validation. Experience working on system migrations or greenfield platform builds in a front-office context. Strong communication skills, with the ability to translate complex requirements into structured deliverables. Bonus Points For: Experience in equities, especially quant or multi-factor investing. Familiarity with Agile delivery frameworks and tools such as JIRA or Confluence.