Senior Machine Learning Engineer

Introduction This is a chance to join a high-growth fintech on a mission to reshape how established SMEs manage their finances. You’ll play a key role in building intelligent, AI-driven tools that give businesses better visibility and control over their money. What You’ll Be Doing: • Designing and deploying machine learning and LLM-powered applications that deliver meaningful financial insights • Building features end-to-end, collaborating closely with product and design teams to bring ideas to life quickly • Developing AI-driven tools for forecasting, optimisation, and decision support • Ensuring models are transparent and explainable so users can trust and understand outputs • Implementing safeguards and validation mechanisms to maintain accuracy in sensitive financial scenarios • Continuously iterating on models and systems to improve performance and user value Main Skills Needed: • Strong background in machine learning, NLP, or large language models • Hands-on experience with Python and frameworks like PyTorch or TensorFlow • Experience working with APIs such as OpenAI or similar platforms • Solid understanding of classification and time series modelling • Ability to build and ship solutions across the full product lifecycle • A proactive, curious mindset with the confidence to take ownership What’s in It for You: • Opportunity to shape AI-first financial products from an early stage • Real ownership and autonomy in a fast-moving, high-impact environment • Work on meaningful problems that directly support UK SMEs • Exposure to cutting-edge AI and fintech innovation • Collaborative, ambitious team with strong technical focus • 12-month fixed-term contract with potential for extension Call to Action: Big plans. Big impact. Ready to be part of it? We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. By applying you are confirming you are happy to be added to the Addition Solutions mailing list regarding future suitable positions. You can opt out of this at any time simply by contacting one of our consultants.