Full Stack Engineer - Java

We are working with a leading global financial services organisation to recruit a Full Stack Engineer for a long-term contract based in London. This role sits within a high-performing delivery team working on large-scale, business-critical technology platforms.

As a Full Stack Engineer, you will be responsible for developing end-to-end system features, from user experience through to Back End services. You will apply a cloud-first, agile mindset to design and deliver scalable, high-quality software solutions that directly support core business services.

Key Responsibilities

• Design, develop, and engineer full stack solutions from Front End through to Back End services
• Build scalable and efficient applications using modern Java-based architectures
• Collaborate closely with cross-functional teams to define, design, and deliver new features
• Act as a subject matter expert, contributing to technical and team-level decision making
• Work across multiple teams to solve complex technical and delivery challenges
• Participate in code reviews to ensure quality, consistency, and knowledge sharing
• Troubleshoot, debug, and optimise applications to ensure performance and reliability
• Mentor junior engineers and contribute to a strong engineering culture

• Advanced proficiency in Java
• Experience developing end-to-end solutions in a full stack engineering role
• Working knowledge of Spring Boot and microservices architecture
• Familiarity with cloud-native development and agile delivery environments
• Exposure to technologies such as Kubernetes, Terraform, Oracle Database, and BDD is beneficial
• Strong problem-solving skills and ability to work across complex systems
• Excellent communication skills and experience working in collaborative teams