Full Stack Developer | Python & React | Innovation Labs Team in a FinTech Our client, a global leader in international financial services, has built a strong reputation over the past 40 years and is now expanding further into the FinTech space through a dedicated innovation labs function. This high-energy team is designed to experiment quickly, build proofs of concept, and deliver innovative solutions that solve real-world business challenges. They are looking for a Full Stack Developer to join their dynamic Labs Team. Reporting to the Innovation Architect, you will help design and build next-generation products across areas including fraud monitoring, regulatory intelligence, AI-driven marketing, and real-time event-stream banking systems. The role is based in London (Victoria), with hybrid working: three days in the office and two from home. Responsibilities: Python backend development using FastAPI, Pydantic, and related frameworks JavaScript (React) frontend development based on FIGMA designs KAFKA integration for building event-driven architectures Database development using CosmosDB and MongoDB Rapid prototyping (POC) and supporting production-level scalability Cloud-based system design and development with a focus on resilience and security Application of design and architecture standards to balance innovation with quality Example projects the Labs Team have delivered: Fraud detection and transaction monitoring platforms Regulatory intelligence engines for cross-border compliance Generative AI marketing tools adapting presentations to client profiles Real-time event-stream processing systems to support future-ready financial operations Ideal Candidate Profile: Python development experience, preferably with FastAPI and modern backend frameworks React frontend development experience with modern JavaScript/TypeScript ecosystems KAFKA event-driven system design experience Strong academic background in a STEM discipline 0.5 to 3 years of commercial software development experience Inquisitive and creative mindset, with a passion for using technology to solve business problems Track record of side projects, open-source contributions, or demonstrable personal technical initiatives Collaborative and energetic team player with a proactive attitude Benefits: 26 days holiday 10% discretionary bonus Private medical insurance Life assurance Competitive pension scheme Exposure to cutting-edge technologies and innovation-driven projects This is an excellent opportunity to join a fast-moving innovation team at the forefront of digital transformation within financial services. You will be working in a creative, experimental environment, with exposure to cutting-edge technologies and real-world impact. Please apply today or get in touch to find out more. Full Stack Developer | Python & React | Innovation Labs Team in a FinTech