Senior Full Stack Engineer London, UK - Fully Onsite Key Technologies: Java, JavaScript, React, Docker, Kubernetes Perm Role | £80,000 - £110,000 Harrington Starr has partnered with a leading financial institution on a mission to transform investment banking through cutting-edge technology. Their Investment Banking Middle Office Technology team plays a crucial role in enabling efficient trade management with institutional counterparties. As part of their greenfield initiative, they're rebuilding their Middle Office Systems using modern, scalable technologies to support business growth and innovation. Key Responsibilities: Design and develop next-generation Middle Office System Build highly scalable and performant applications Take ownership of full automation, production deployments, and monitoring Collaborate closely with business stakeholders to shape solutions Contribute to agile best practices Key Requirements: 5 years of core Java development experience Expertise in microservices architectures (Spring Boot, Docker, Kubernetes) Strong experience with GUI technologies (React, TypeScript, HTML5) Experience in full SDLC (Git, Maven, Bamboo) Strong understanding of modern software design & architecture A proactive mindset and a collaborative approach Key Benefits: Private pension plan Up to £110,000 base salary 30 days holiday allowance Private health & life insurance Enhanced parental leave Flexible working hours Career growth in a tech-driven investment bank Please apply via the link or reach out to me directly to discuss this opportunity in more detail - ollie.bluck@harringtonstarr.com