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Senior Technical Business Analyst (Contractors Outside IR35) - FINTECH / LONDON

Adaptivefinancialconsulting
United Kingdom August 12, 2026
Consulting
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About the role

<p><strong>WE ARE:</strong></p> <p>At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology.</p> <p>Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage.</p> <p>Our clients include the world s leading investment banks, investment managers, fintechs and capital market service providers.</p> <p>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.<br><br></p> <p>We are now looking for Technical&nbsp; Business Analyst services on an exciting project!&nbsp;</p> <p>&nbsp;</p> <h3><strong>THE INDIVIDUAL/S PROVIDING THE SERVICES WILL HAVE THE FOLLOWING EXPERIENCE:</strong></h3> <ul> <li>The<strong> </strong>ability to <strong>see the big picture</strong> while <strong>managing the finer details </strong>of delivery.</li> <li>The ability to <strong>communicate and facilitate</strong> effectively across both technical and business stakeholder groups.</li> <li>The ability to <strong>bring structure and clarity to ambiguous</strong> or <strong>complex delivery situations</strong>.</li> <li>The ability to <strong>understand system behaviour </strong>and <strong>interactions beyond purely functional outcomes</strong>.</li> <li>A strong <strong>technical and domain-driven mindset,</strong> with the ability to work closely with engineering teams</li> <li>Hands-on experience with high-performance messaging or sequencing platforms such as <strong>Aeron, Kafka, Hydra, or equivalent</strong> — including an understanding of message ordering, state machine replication, and fault-tolerant distributed systems</li> <li>Demonstrable exposure to low-latency or high-throughput messaging infrastructure in a financial or similarly demanding technical environment</li> <li>Experience in QA, Software Engineering, Technical Business Analysis, or another highly <strong>technical product environment</strong></li> <li>A <strong>product-first mindset, </strong>combining Domain-Driven Design principles with a deep understanding of systems and user impact</li> <li>The ability to <strong>define and document</strong> functional and non-functional requirements clearly and effectively</li> <li>An understanding of performance, scalability, resilience, and availability in modern platforms</li> <li>Experience working in <strong>Agile or Kanban </strong>environments across the full software development lifecycle</li> <li>Demonstrable experience contributing to architecture and design discussions, <strong>simplifying complex challenges into deliverable solutions</strong></li> <li>The <strong>ability to create process flows</strong>, sequencing diagrams, and documentation that align technical and operational teams<br><br></li> </ul> <h3><strong>DESCRIPTION OF THE SERVICES:</strong></h3> <h3>DRIVE CLARITY IN COMPLEX ENVIRONMENTS:</h3> <ul> <li>Shaping requirements and driving alignment in ambiguous situations, with minimal direction</li> <li>Adapting to different delivery models across products, including engineering-led and BA-led ways of working</li> <li>Define and maintain functional and non-functional requirements — including operational scenarios, acceptance criteria, and QA validation needs across distributed workflows</li> <li>Ensuring questions are raised early, so that solutions are well understood, well defined, and ready to be delivered<br><br></li> </ul> <h3>SHAPE THE BACKLOG AND DELIVERY:</h3> <ul> <li>Collaborate with engineering, QA, and architecture teams to translate complex technical solutions into structured backlog items, deliverable stories, and testable outcomes</li> <li>Help stakeholders make their vision for the product materialise, especially in the early stages of each delivery phase</li> <li>Be the stakeholders proxy in the team — able to make quick, firm decisions on scope, requirements and prioritisation/triage</li> <li>Drive backlog review and estimation processes, and take part in planning activities</li> <li>Define acceptance criteria and tests up front as part of a Business-Driven Development approach</li> <li>Follow up during implementation and testing phases to ensure delivery satisfies requirements</li> </ul> <h3>COLLABORATE ACROSS THE TEAM:</h3> <ul> <li>Work closely with QA to assess failure scenarios and help distinguish bugs, enhancements, and new feature requirements</li> <li>Facilitate discussions across technical and business stakeholders to drive clarity, alignment, and sound decision-making</li> <li>Support delivery, implementation, and release processes, ensuring solutions align with business objectives, customer use cases, and non-functional expectations</li> <li>Help improve operational processes and workflows — both internally and externally — bringing a calm, pragmatic and collaborative approach</li> </ul> <p>&nbsp;</p> <p><strong>WHAT DO PEOPLE THINK OF US 🗣</strong></p> <p>You can check our <a href=&quot;https://www.glassdoor.co.uk/Reviews/Adaptive-Financial-Consulting-Reviews-E833383.htm&quot;><em>Glassdoor</em></a> page 🎉</p> <p>&nbsp;</p> <p><strong>THE PROCESS</strong></p> <p>Long interview processes are stressful and boring, and that is not us 😉</p> <p>We want to make sure that everything runs smoothly.</p> <p>So here you will have three stage interviews:</p> <p>1- A chat with one of our great recruiters.<br>2- A zoom chat with one of our BA colleagues where they will ask you detailed questions about your experience<br>3- A Face to Face interview (via Zoom).</p> <p><strong>But don’t worry; everything will be explained to you step by step by your recruiter.&nbsp;</strong></p> <p><em>Here is a little tip for you during those stages:&nbsp;</em></p> <p>Collaboration is massively important to us, so don t hesitate to share your thoughts, ask
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