Backend Java Developer (City of London)

• Location: London EC2 (Office-based, 5 days pw – Monday to Friday)
• Salary: £70,000 – £80,000 + bonus
• Type: Full-time, Permanent

Backend Java Developer

Overview

A leading FCA-regulated financial technology firm is seeking an experienced Backend Java Developer to join its growing team. This is a unique opportunity to contribute to the design and development of a brand-new trading platform from the ground up. You will work alongside a team of skilled technologists and finance professionals, with clear potential to progress into a leadership role as the team expands.

Key Responsibilities

• Design, develop, and maintain scalable and secure trading applications
• Write clean, testable, and maintainable code using Java and Spring Boot
• Build and integrate RESTful APIs and third-party services
• Participate in code reviews and Agile development processes
• Troubleshoot production issues and support the release lifecycle
• Contribute to DevOps and deployment processes where applicable

Key Requirements

• Bachelor's degree in Computer Science, Information Systems, or a related field
• 5–8 years of professional experience in Java development
• Strong expertise with Spring and Spring Boot frameworks
• Proficiency in SQL (PostgreSQL preferred) and ORM technologies (e.g., Hibernate)
• Experience with REST API development and test-driven development
• Familiarity with modern SDLC tools (GIT, Jira, CI/CD pipelines)

Desirable Skills

• Exposure to front-end technologies for web or mobile (React Native is advantageous)
• Experience working on low-latency or high-performance systems
• Familiarity with AWS and containerisation tools (e.g., Docker)