Senior Technical Business Analyst - FINTECH / LONDON

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage.

Our clients include the world's leading investment banks, investment managers, fintechs and capital market service providers. With a global reach with offices in London, New York, Manila, Barcelona and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for a Technical Business Analyst to join our team — someone who can bridge the gap between high-level product vision and detailed delivery execution in a complex, fast-moving technical environment.

If you feel like this is you, you might be a perfect fit for this role! 🎉 YOU ARE: A strategic thinker who can zoom out to understand the big picture and zoom in to nail the details. A natural bridge-builder — equally comfortable in a room full of engineers and a room full of stakeholders.

A problem-solver who thrives in ambiguity and brings calm, clarity, and structure to complex situations. A curious mind who genuinely enjoys understanding how systems work, not just what they need to do. A collaborative team player who believes the best solutions come from diverse perspectives.

YOU HAVE: A strong technical and domain-driven mindset, with the ability to work closely with engineering teams. Hands-on experience with high-performance messaging or sequencing platforms such as Aeron, Kafka, Hydra, or equivalent — including an understanding of message ordering, state machine replication, and fault-tolerant distributed systems Demonstrable exposure to low-latency or high-throughput messaging infrastructure in a financial or similarly demanding technical environment Experience in QA, Software Engineering, Technical Business Analysis, or another highly technical product environment. A product-first mindset, combining Domain-Driven Design principles with a deep understanding of systems and user impact.

Requirements

clearly and effectively. An understanding of performance, scalability, resilience, and availability in modern platforms. Experience working in Agile or Kanban environments across the full software development lifecycle.

Confidence contributing to architecture and design discussions, simplifying complex challenges into deliverable solutions. The ability to create process flows , sequencing diagrams, and documentation that align technical and operational teams.

and driving alignment with minimal direction. Adapt to different delivery models across products, including engineering-led and BA-led ways of working.

— including operational scenarios, acceptance criteria, and QA validation needs across distributed workflows Ask the right questions early, so that solutions are well understood, well defined, and ready to be delivered. SHAPE THE BACKLOG AND DELIVERY: Collaborate with engineering, QA, and architecture teams to translate complex technical solutions into structured backlog items, deliverable stories, and testable outcomes. Help stakeholders make their vision for the product materialise, especially in the early stages of each delivery phase.

and prioritisation/triage. Drive backlog review and estimation processes, and take part in planning activities. Define acceptance criteria and tests up front as part of a Business-Driven Development approach.

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